/* roulang page: index */
:root{
  --ink-950:#06090F;
  --ink-900:#080D19;
  --ink-800:#0B1222;
  --ink-700:#111A2E;
  --ink-600:#17223B;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --text-1:#F3F6FF;
  --text-2:#B7C2DA;
  --text-3:#7C87A3;
  --accent:#FF6E9C;
  --accent-soft:rgba(255,110,156,.14);
  --accent-glow:rgba(255,110,156,.42);
  --gold:#F0C070;
  --cool:#6FA8FF;
  --radius-lg:20px;
  --radius:16px;
  --radius-sm:12px;
  --shadow-card:0 18px 48px rgba(3,7,18,.55), inset 0 1px 0 rgba(255,255,255,.06);
  --shadow-hover:0 24px 60px rgba(3,7,18,.65);
  --ease:160ms ease-out;
  --maxw:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--ink-800);
  color:var(--text-2);
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--text-1);text-decoration:none;transition:color var(--ease);}
a:hover{color:var(--accent);}
h1,h2,h3,h4,h5{color:var(--text-1);margin:0;font-weight:700;line-height:1.28;}
p{margin:0 0 1em;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
::selection{background:rgba(255,110,156,.35);color:#fff;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
.wrap{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 20px;}
@media (min-width:992px){.wrap{padding:0 24px;}}
.section{padding:96px 0;position:relative;}
@media (max-width:991px){.section{padding:72px 0;}}
@media (max-width:575px){.section{padding:56px 0;}}
.section--alt{background:var(--ink-900);}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:600;letter-spacing:.18em;
  color:var(--accent);margin-bottom:12px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--accent);border-radius:2px;}
.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:36px;flex-wrap:wrap;}
.section-head h2{font-size:clamp(1.5rem,2.6vw,2.125rem);font-weight:700;line-height:1.25;}
.section-head p{margin:10px 0 0;color:var(--text-3);font-size:14px;max-width:620px;}
/* ---------- 顶部信息条 ---------- */
.topbar{background:var(--ink-900);border-bottom:1px solid var(--line);height:38px;display:flex;align-items:center;}
.topbar__inner{display:flex;align-items:center;justify-content:space-between;gap:16px;width:100%;}
.topbar__left{display:flex;align-items:center;gap:12px;font-size:12px;color:var(--text-3);}
.topbar__domain{color:var(--text-2);letter-spacing:.04em;}
.topbar__note{position:relative;padding-left:13px;}
.topbar__note::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:4px;height:4px;border-radius:50%;background:var(--accent);}
.topbar__right{display:flex;align-items:center;gap:18px;font-size:12px;}
.topbar__link{color:var(--text-2);}
.topbar__link--accent{color:var(--accent);font-weight:600;}
.topbar__link--accent:hover{color:#ffa5c1;}
@media (max-width:767px){.topbar__left{display:none;}.topbar__inner{justify-content:flex-end;}}
/* ---------- 主导航 ---------- */
.navbar-main{
  position:sticky;top:0;z-index:1030;
  background:rgba(8,13,25,.94);
  border-bottom:1px solid var(--line);
  transition:background var(--ease),backdrop-filter var(--ease);
}
.navbar-main.is-scrolled{background:rgba(8,13,25,.76);backdrop-filter:blur(12px) saturate(120%);}
.navbar-main__inner{display:flex;align-items:center;gap:24px;height:72px;}
.brand{display:flex;flex-direction:column;gap:1px;flex:0 0 auto;}
.brand__mark{display:flex;align-items:center;gap:8px;font-size:1.0625rem;font-weight:800;color:var(--text-1);letter-spacing:.02em;}
.brand__mark svg{color:var(--accent);flex:0 0 auto;}
.brand__sub{font-size:11px;color:var(--text-3);letter-spacing:.06em;padding-left:26px;}
.nav-list{display:flex;align-items:center;gap:6px;margin:0 auto;padding:0;}
.nav-list>li{position:relative;}
.nav-list>li>a{
  display:inline-block;position:relative;padding:10px 12px;font-size:14.5px;color:var(--text-2);border-radius:10px;
}
.nav-list>li>a::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;border-radius:2px;
  background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform var(--ease);
}
.nav-list>li>a:hover{color:var(--text-1);}
.nav-list>li>a:hover::after{transform:scaleX(1);}
.nav-list>li>a.is-active{color:var(--text-1);font-weight:600;}
.nav-list>li>a.is-active::after{transform:scaleX(1);}
.nav-list>li>a.is-active::before{
  content:"";position:absolute;left:50%;bottom:-4px;transform:translateX(-50%);
  width:4px;height:4px;border-radius:50%;background:var(--accent);box-shadow:0 0 8px var(--accent-glow);
}
.nav-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;margin-left:auto;}
.icon-btn{
  display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:50%;
  border:1px solid var(--line);background:var(--ink-600);color:var(--text-2);
  transition:border-color var(--ease),color var(--ease),transform var(--ease);
  cursor:pointer;padding:0;
}
.icon-btn:hover{border-color:rgba(255,110,156,.55);color:var(--accent);transform:translateY(-2px);}
.icon-btn:active{transform:translateY(0);}
.btn-accent{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 26px;border-radius:999px;border:1px solid transparent;
  background:var(--accent);color:#0A0D16;font-size:15px;font-weight:700;line-height:1.4;
  box-shadow:0 0 0 1px rgba(255,110,156,.55),0 10px 30px rgba(255,110,156,.32);
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease);
  cursor:pointer;
}
.btn-accent:hover{color:#0A0D16;background:#ff85ac;transform:translateY(-2px);box-shadow:0 0 0 1px rgba(255,110,156,.8),0 16px 38px rgba(255,110,156,.42);}
.btn-accent:active{transform:translateY(0);box-shadow:0 0 0 1px rgba(255,110,156,.55),0 8px 20px rgba(255,110,156,.28);}
.btn-accent--sm{padding:9px 20px;font-size:14px;}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 24px;border-radius:999px;border:1px solid var(--line-strong);
  background:transparent;color:var(--text-1);font-size:15px;font-weight:600;
  transition:border-color var(--ease),color var(--ease),transform var(--ease);
  cursor:pointer;
}
.btn-ghost:hover{border-color:var(--accent);color:var(--text-1);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0);}
.btn-text{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--accent);
}
.btn-text svg{transition:transform var(--ease);}
.btn-text:hover{color:#ffa5c1;}
.btn-text:hover svg{transform:translateX(3px);}
.tag{
  display:inline-flex;align-items:center;padding:3px 11px;border-radius:999px;
  background:var(--accent-soft);color:var(--accent);font-size:12px;font-weight:600;line-height:1.7;
}
.tag--gold{background:rgba(240,192,112,.14);color:var(--gold);}
.tag--cool{background:rgba(111,168,255,.13);color:var(--cool);}
/* 下拉 */
.dropdown-menu{
  background:var(--ink-700);border:1px solid var(--line-strong);border-radius:14px;
  padding:8px;box-shadow:var(--shadow-card);min-width:170px;margin-top:10px;
}
.dropdown-item{color:var(--text-2);border-radius:10px;padding:10px 14px;font-size:14px;}
.dropdown-item:hover,.dropdown-item:focus{background:var(--accent-soft);color:var(--text-1);}
.nav-list .dropdown-toggle::after{
  margin-left:6px;vertical-align:2px;border-top-color:var(--text-3);
  transition:border-color var(--ease);
}
.nav-list .dropdown-toggle:hover::after{border-top-color:var(--accent);}
@media (max-width:1199px){
  .nav-list{gap:0;}
  .nav-list>li>a{padding:10px 8px;font-size:14px;}
}
@media (max-width:991px){
  .nav-list{display:none;}
  .nav-actions .btn-accent--sm{display:none;}
  .navbar-main__inner{height:64px;gap:12px;}
  .brand__mark{font-size:1rem;}
}
/* 移动端抽屉 */
.drawer{
  --bs-offcanvas-bg:var(--ink-900);
  --bs-offcanvas-color:var(--text-2);
  --bs-offcanvas-width:min(100%,420px);
  --bs-offcanvas-border-color:var(--line);
}
.drawer .offcanvas-header{
  border-bottom:1px solid var(--line);padding:18px 20px;align-items:center;
}
.drawer__brand{font-size:14px;font-weight:700;color:var(--text-1);}
.drawer .offcanvas-body{padding:14px 12px;}
.drawer-list li+li{margin-top:2px;}
.drawer-list a{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 16px;border-radius:12px;font-size:1.0625rem;color:var(--text-2);
}
.drawer-list a:hover{background:var(--ink-700);color:var(--text-1);}
.drawer-list a.is-active{background:var(--accent-soft);color:var(--accent);font-weight:600;}
.drawer__foot{padding:16px 20px 24px;border-top:1px solid var(--line);}
/* ---------- HERO ---------- */
.hero{position:relative;overflow:hidden;background:var(--ink-800);padding:88px 0 72px;}
.hero__bg{position:absolute;inset:0;background:url('/assets/images/backpic/back-1.webp') center/cover no-repeat;opacity:.9;}
.hero__veil{position:absolute;inset:0;background:linear-gradient(180deg,rgba(8,13,25,.92),rgba(8,13,25,.86) 55%,rgba(11,18,34,.96));}
.hero__glow{
  position:absolute;right:-120px;top:-120px;width:640px;height:640px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,110,156,.16),rgba(255,110,156,.04) 45%,transparent 70%);
  opacity:.5;pointer-events:none;
}
.hero__grid{
  position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(to right,rgba(255,255,255,.04) 1px,transparent 1px);
  background-size:88px 100%;
}
.hero__inner{position:relative;z-index:2;}
.hero__badges{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:18px;}
.hero h1{
  font-size:clamp(2rem,4.2vw,3.25rem);font-weight:800;line-height:1.15;letter-spacing:-.5px;
  max-width:16em;margin-bottom:18px;
}
.hero__sub{font-size:1.0625rem;color:var(--text-2);margin-bottom:28px;max-width:32em;}
.hero__cta{display:flex;gap:14px;flex-wrap:wrap;}
.metrics{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;
  margin-top:44px;padding-top:26px;border-top:1px solid var(--line);
}
.metric strong{
  display:block;font-size:1.125rem;font-weight:700;color:var(--text-1);
  font-variant-numeric:tabular-nums;margin-bottom:2px;
}
.metric span{font-size:13px;color:var(--text-3);}
@media (max-width:575px){
  .metrics{grid-template-columns:1fr;gap:12px;margin-top:32px;}
  .metric{display:flex;align-items:baseline;gap:10px;}
  .metric strong{margin-bottom:0;}
}
.poster-stack{position:relative;min-height:440px;margin-top:8px;}
.poster{
  position:absolute;width:62%;border-radius:14px;overflow:hidden;
  border:1px solid rgba(255,255,255,.08);
  box-shadow:0 24px 60px rgba(3,7,18,.7);
  transition:transform var(--ease);
}
.poster img{width:100%;aspect-ratio:3/4;object-fit:cover;background:var(--ink-700);}
.poster--1{left:0;top:44px;transform:rotate(-4deg);z-index:1;}
.poster--2{right:0;top:0;transform:rotate(3deg);z-index:2;}
.poster:hover{transform:translateY(-4px) rotate(0deg);}
.poster__label{
  position:absolute;left:10px;top:10px;padding:2px 9px;border-radius:999px;
  background:rgba(255,110,156,.9);color:#0A0D16;font-size:11px;font-weight:700;
}
@media (max-width:991px){
  .poster-stack{min-height:320px;max-width:420px;margin:16px auto 0;}
}
@media (max-width:575px){
  .hero{padding:56px 0 44px;}
  .poster-stack{min-height:280px;}
  .hero__sub{font-size:15px;}
}
/* ---------- 信息一览 ---------- */
.spec-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;}
.spec{
  background:var(--ink-700);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px;box-shadow:var(--shadow-card);transition:border-color var(--ease),transform var(--ease);
}
.spec:hover{border-color:rgba(255,110,156,.35);transform:translateY(-3px);}
.spec b{display:block;font-size:1.25rem;font-weight:700;color:var(--text-1);font-variant-numeric:tabular-nums;}
.spec p{margin:6px 0 0;font-size:13px;color:var(--text-3);line-height:1.6;}
@media (max-width:991px){.spec-grid{grid-template-columns:repeat(2,minmax(0,1fr));}}
@media (max-width:575px){.spec-grid{grid-template-columns:1fr;}}
/* ---------- 权益对比 ---------- */
.compare-wrap{
  border-radius:var(--radius-lg);border:1px solid var(--line-strong);
  background:linear-gradient(160deg,rgba(255,255,255,.07),rgba(255,255,255,.02));
  backdrop-filter:blur(14px) saturate(120%);
  box-shadow:var(--shadow-card);padding:8px;overflow-x:auto;
}
.compare-table{width:100%;min-width:660px;border-collapse:separate;border-spacing:0;}
.compare-table th,.compare-table td{
  padding:16px 18px;text-align:center;font-size:14px;color:var(--text-2);
  border-bottom:1px solid var(--line);background:transparent;vertical-align:middle;
}
.compare-table thead th{font-size:13px;font-weight:600;color:var(--text-3);border-bottom:1px solid var(--line-strong);white-space:nowrap;}
.compare-table thead th:first-child{text-align:left;}
.compare-table tbody th{text-align:left;font-weight:500;font-size:14px;color:var(--text-1);}
.compare-table tbody tr:nth-child(even) td,
.compare-table tbody tr:nth-child(even) th{background:rgba(255,255,255,.02);}
.compare-table tbody tr:last-child td,
.compare-table tbody tr:last-child th{border-bottom:0;}
.compare-table .is-rec{background:rgba(255,110,156,.07);}
.compare-table tbody tr:nth-child(even) .is-rec{background:rgba(255,110,156,.1);}
.compare-table td.is-rec{box-shadow:inset 1px 0 0 rgba(255,110,156,.22),inset -1px 0 0 rgba(255,110,156,.22);}
.compare-table .yes{color:var(--accent);display:inline-flex;}
.compare-table .no{color:var(--text-3);display:inline-flex;}
.compare-table .cell-note{font-size:13px;color:var(--text-3);}
.rec-badge{
  display:inline-block;margin-left:6px;padding:1px 8px;border-radius:999px;
  background:rgba(240,192,112,.16);color:var(--gold);font-size:11px;font-weight:600;
}
@media (max-width:767px){
  .compare-table tbody th,.compare-table thead th:first-child{
    position:sticky;left:0;z-index:2;background:var(--ink-800);
  }
  .compare-table thead th:first-child{background:var(--ink-800);}
}
/* ---------- 等级亮点 ---------- */
.level-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;padding-top:16px;}
.level{
  border-radius:var(--radius-lg);padding:28px 24px;
  border:1px solid var(--line-strong);
  background:linear-gradient(160deg,rgba(255,255,255,.07),rgba(255,255,255,.02));
  backdrop-filter:blur(14px) saturate(120%);
  box-shadow:var(--shadow-card);
  transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.level:nth-child(2){transform:translateY(-16px);}
.level:hover{transform:translateY(-6px);border-color:rgba(255,110,156,.4);box-shadow:var(--shadow-hover);}
.level:nth-child(2):hover{transform:translateY(-22px);}
.level__icon{
  width:44px;height:44px;border-radius:14px;display:inline-flex;align-items:center;justify-content:center;
  background:var(--accent-soft);color:var(--accent);margin-bottom:18px;
}
.level:nth-child(2) .level__icon{background:rgba(240,192,112,.14);color:var(--gold);}
.level:nth-child(3) .level__icon{background:rgba(111,168,255,.13);color:var(--cool);}
.level h3{font-size:1.125rem;margin-bottom:8px;}
.level p{font-size:14px;color:var(--text-3);margin-bottom:16px;line-height:1.75;}
.level ul li{
  display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--text-2);
  padding:7px 0;border-top:1px solid var(--line);
}
.level ul li:first-child{border-top:0;}
.level ul li svg{flex:0 0 auto;margin-top:5px;color:var(--accent);}
@media (max-width:991px){
  .level-grid{grid-template-columns:1fr;gap:16px;padding-top:0;}
  .level:nth-child(2){transform:none;}
  .level:nth-child(2):hover{transform:translateY(-6px);}
}
/* ---------- 内容轨 ---------- */
.rail-wrap{position:relative;}
.rail{
  display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding:4px 4px 16px;scrollbar-width:none;
}
.rail::-webkit-scrollbar{display:none;}
.rail-card{flex:0 0 clamp(190px,23%,248px);scroll-snap-align:start;}
.rail-card__media{
  position:relative;border-radius:14px;overflow:hidden;
  border:1px solid rgba(255,255,255,.08);background:var(--ink-700);
  box-shadow:var(--shadow-card);transition:transform var(--ease),border-color var(--ease);
}
.rail-card__media img{width:100%;aspect-ratio:3/4;object-fit:cover;}
.rail-card:hover .rail-card__media{transform:translateY(-3px);border-color:rgba(255,110,156,.35);}
.rail-card__badge{
  position:absolute;left:10px;top:10px;padding:2px 9px;border-radius:999px;
  background:rgba(255,110,156,.9);color:#0A0D16;font-size:11px;font-weight:700;
}
.rail-card h3{
  font-size:1rem;font-weight:600;line-height:1.5;margin:12px 0 6px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.rail-card h3 a{color:var(--text-1);}
.rail-card h3 a:hover{color:var(--accent);}
.rail-card__meta{font-size:12px;color:var(--text-3);font-variant-numeric:tabular-nums;}
.rail-btn{
  position:absolute;top:-74px;width:44px;height:44px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line-strong);background:var(--ink-700);color:var(--text-2);
  cursor:pointer;transition:border-color var(--ease),color var(--ease),transform var(--ease);
}
.rail-btn:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-2px);}
.rail-btn--prev{right:60px;}
.rail-btn--next{right:0;}
@media (max-width:991px){
  .rail-btn{display:none;}
  .rail{scrollbar-width:thin;}
}
/* ---------- 剧情看点 ---------- */
.story-media{
  border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);
  box-shadow:var(--shadow-card);background:var(--ink-700);
}
.story-media img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.story-body h2{font-size:clamp(1.5rem,2.6vw,2.125rem);margin-bottom:16px;}
.story-body p{color:var(--text-2);font-size:15px;}
.point-list li{
  display:flex;gap:14px;padding:18px 0;border-bottom:1px solid var(--line);
}
.point-list li:last-child{border-bottom:0;}
.point-list .dot{
  flex:0 0 auto;width:34px;height:34px;border-radius:12px;display:inline-flex;
  align-items:center;justify-content:center;background:var(--accent-soft);color:var(--accent);
  font-size:13px;font-weight:700;font-variant-numeric:tabular-nums;
}
.point-list h4{font-size:1.0625rem;margin-bottom:4px;color:var(--text-1);}
.point-list p{font-size:14px;color:var(--text-3);margin:0;line-height:1.7;}
/* ---------- 最新信息 ---------- */
.news-feature{
  background:var(--ink-700);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--shadow-card);height:100%;
  transition:border-color var(--ease),transform var(--ease),box-shadow var(--ease);
}
.news-feature:hover{border-color:rgba(255,110,156,.35);transform:translateY(-3px);box-shadow:var(--shadow-hover);}
.news-feature__media{display:block;background:var(--ink-700);}
.news-feature__media img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.news-feature__body{padding:24px;}
.meta-row{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:12px;}
.meta-time{font-size:12.5px;color:var(--text-3);font-variant-numeric:tabular-nums;}
.news-feature h3{font-size:1.25rem;line-height:1.45;margin-bottom:10px;}
.news-feature h3 a{color:var(--text-1);}
.news-feature h3 a:hover{color:var(--accent);}
.news-feature__sum{
  font-size:14px;color:var(--text-2);margin-bottom:16px;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.news-side{display:flex;flex-direction:column;gap:16px;height:100%;}
.news-mini{
  display:block;background:var(--ink-700);border:1px solid var(--line);border-radius:var(--radius);
  padding:20px;transition:border-color var(--ease),transform var(--ease);
}
.news-mini:hover{border-color:rgba(255,110,156,.35);transform:translateY(-2px);}
.news-mini__title{
  font-size:1rem;font-weight:600;color:var(--text-1);line-height:1.55;margin:8px 0 6px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-mini:hover .news-mini__title{color:var(--accent);}
.news-mini__sum{
  font-size:13px;color:var(--text-3);margin:0;line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.empty-state{
  border:1px dashed var(--line);border-radius:var(--radius);
  padding:48px 24px;text-align:center;background:rgba(255,255,255,.01);
}
.empty-state svg{color:var(--text-3);margin-bottom:12px;}
.empty-state p{font-size:14px;color:var(--text-3);margin-bottom:14px;}
/* ---------- FAQ ---------- */
.faq-panel{
  border-radius:var(--radius-lg);border:1px solid var(--line-strong);
  background:linear-gradient(160deg,rgba(255,255,255,.07),rgba(255,255,255,.02));
  backdrop-filter:blur(14px) saturate(120%);
  padding:8px;box-shadow:var(--shadow-card);
}
.accordion{
  --bs-accordion-bg:transparent;
  --bs-accordion-color:var(--text-2);
  --bs-accordion-border-color:var(--line);
  --bs-accordion-border-radius:14px;
  --bs-accordion-inner-border-radius:14px;
  --bs-accordion-btn-color:var(--text-1);
  --bs-accordion-btn-bg:transparent;
  --bs-accordion-active-bg:rgba(255,110,156,.06);
  --bs-accordion-active-color:var(--text-1);
  --bs-accordion-btn-focus-box-shadow:0 0 0 2px rgba(255,110,156,.35);
  --bs-accordion-body-padding-y:18px;
  --bs-accordion-body-padding-x:20px;
}
.accordion-item{border:0;border-bottom:1px solid var(--line);background:transparent;}
.accordion-item:last-child{border-bottom:0;}
.accordion-button{
  font-size:1rem;font-weight:600;padding:20px 20px;border-radius:0;
  box-shadow:none;position:relative;
}
.accordion-button:not(.collapsed){border-left:2px solid var(--accent);padding-left:18px;}
.accordion-button::after{
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23B7C2DA' stroke-width='1.5' stroke-linecap='round'%3E%3Cpath d='M12 5v14M5 12h14'/%3E%3C/svg%3E");
  background-size:18px 18px;width:18px;height:18px;
  transition:transform var(--ease);
}
.accordion-button:not(.collapsed)::after{
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23FF6E9C' stroke-width='1.5' stroke-linecap='round'%3E%3Cpath d='M12 5v14M5 12h14'/%3E%3C/svg%3E");
  transform:rotate(45deg);
}
.accordion-body{font-size:14.5px;color:var(--text-2);line-height:1.85;padding-top:0;}
.faq-index{
  display:inline-block;margin-right:10px;color:var(--accent);font-weight:700;
  font-variant-numeric:tabular-nums;font-size:13px;
}
/* ---------- CTA ---------- */
.cta-panel{
  position:relative;overflow:hidden;border-radius:var(--radius-lg);
  border:1px solid var(--line-strong);
  background:linear-gradient(160deg,rgba(255,255,255,.08),rgba(255,255,255,.02));
  backdrop-filter:blur(14px) saturate(120%);
  padding:48px 44px;box-shadow:var(--shadow-card);
}
.cta-panel::after{
  content:"";position:absolute;right:-90px;top:-110px;width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,110,156,.28),transparent 68%);pointer-events:none;
}
.cta-panel__inner{position:relative;z-index:2;display:flex;justify-content:space-between;align-items:center;gap:32px;flex-wrap:wrap;}
.cta-panel h2{font-size:clamp(1.5rem,2.6vw,2.125rem);margin-bottom:10px;}
.cta-panel p{font-size:15px;color:var(--text-2);margin:0;max-width:44em;}
.cta-panel__actions{display:flex;gap:14px;flex-wrap:wrap;}
@media (max-width:767px){.cta-panel{padding:32px 24px;}}
/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink-900);border-top:1px solid var(--line);padding:64px 0 0;}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.4fr;gap:40px;padding-bottom:44px;}
.footer-brand .brand{margin-bottom:16px;}
.footer-desc{font-size:14px;color:var(--text-3);line-height:1.8;max-width:34em;margin:0;}
.footer-col h4{font-size:14px;font-weight:600;color:var(--text-1);margin-bottom:16px;letter-spacing:.04em;}
.footer-col ul li+li{margin-top:10px;}
.footer-col ul a{font-size:14px;color:var(--text-3);}
.footer-col ul a:hover{color:var(--accent);}
.footer-contact p{font-size:14px;color:var(--text-3);margin-bottom:10px;}
.footer-contact strong{color:var(--text-2);font-weight:600;}
.footer-qr{
  width:88px;height:88px;border-radius:12px;border:1px solid var(--line);
  background:var(--ink-700);display:flex;align-items:center;justify-content:center;
  color:var(--text-3);font-size:11px;text-align:center;line-height:1.4;margin-top:14px;
}
.footer-bottom{
  border-top:1px solid var(--line);padding:20px 0 26px;
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
}
.footer-bottom p{margin:0;font-size:12px;color:var(--text-3);line-height:1.8;}
@media (max-width:991px){.footer-grid{grid-template-columns:1fr 1fr;gap:32px;}}
@media (max-width:575px){
  .footer-grid{grid-template-columns:1fr;gap:8px;}
  .footer-col{border-bottom:1px solid var(--line);padding-bottom:8px;}
  .footer-col h4{margin:12px 0;}
  .site-footer{padding-top:44px;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition:none !important;animation:none !important;scroll-behavior:auto !important;}
}

/* roulang page: article */
:root{
  --ink-950:#06090F;
  --ink-900:#080D19;
  --ink-800:#0B1222;
  --ink-700:#111A2E;
  --ink-600:#17223B;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --text-1:#F3F6FF;
  --text-2:#B7C2DA;
  --text-3:#7C87A3;
  --accent:#FF6E9C;
  --accent-soft:rgba(255,110,156,.14);
  --accent-glow:rgba(255,110,156,.42);
  --gold:#F0C070;
  --cool:#6FA8FF;
  --r-glass:20px;
  --r-card:16px;
  --r-img:14px;
  --shadow-card:0 18px 48px rgba(3,7,18,.55), inset 0 1px 0 rgba(255,255,255,.06);
  --shadow-lift:0 24px 60px rgba(3,7,18,.65);
  --glass:linear-gradient(160deg, rgba(255,255,255,.07), rgba(255,255,255,.02));
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--ink-800);
  color:var(--text-2);
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .16s ease-out, border-color .16s ease-out, background-color .16s ease-out}
button{font-family:inherit}
h1,h2,h3,h4{color:var(--text-1);margin:0;font-weight:700;line-height:1.28}
p{margin:0 0 1em}
ul,ol{margin:0;padding:0;list-style:none}
::selection{background:var(--accent-soft);color:var(--text-1)}
.wrap{width:100%;max-width:1200px;margin:0 auto;padding-left:20px;padding-right:20px}
@media(min-width:992px){.wrap{padding-left:24px;padding-right:24px}}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px}

/* ---------- 顶部信息条 ---------- */
.site-header{position:relative;z-index:1040}
.topbar{height:38px;background:var(--ink-900);border-bottom:1px solid var(--line);font-size:12.5px;color:var(--text-3)}
.topbar__inner{height:38px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.topbar__left{display:flex;align-items:center;gap:14px;min-width:0}
.topbar__domain{color:var(--text-2);letter-spacing:.4px;font-variant-numeric:tabular-nums}
.topbar__note{position:relative;padding-left:14px;white-space:nowrap}
.topbar__note::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:1px;height:12px;background:var(--line-strong)}
.topbar__right{display:flex;align-items:center;gap:18px}
.topbar__link{color:var(--text-3)}
.topbar__link:hover{color:var(--text-1)}
.topbar__link--accent{color:var(--accent)}
.topbar__link--accent:hover{color:#FF92B4}
@media(max-width:575.98px){
  .topbar__left{display:none}
  .topbar__right{gap:14px;margin-left:auto}
}

/* ---------- 主导航 ---------- */
.navbar-main{
  position:sticky;top:0;z-index:1030;
  background:var(--ink-900);
  border-bottom:1px solid var(--line);
  transition:background-color .18s ease-out, backdrop-filter .18s ease-out;
}
.navbar-main.is-stuck{background:rgba(8,13,25,.86);backdrop-filter:blur(12px) saturate(120%);border-bottom-color:var(--line-strong)}
.navbar-main__inner{min-height:72px;display:flex;align-items:center;gap:28px}
.brand{display:inline-flex;flex-direction:column;gap:2px;flex-shrink:0}
.brand__mark{display:inline-flex;align-items:center;gap:8px;font-size:1.125rem;font-weight:800;color:var(--text-1);letter-spacing:.4px;line-height:1.2}
.brand__mark svg{color:var(--accent);flex-shrink:0}
.brand__sub{font-size:11px;color:var(--text-3);letter-spacing:.4px;line-height:1.4}
.brand:hover .brand__mark{color:#fff}
.nav-list{display:flex;align-items:center;gap:6px;margin-left:auto}
.nav-list > li > a{
  position:relative;display:inline-flex;align-items:center;height:72px;padding:0 14px;
  font-size:.95rem;color:var(--text-2);white-space:nowrap;
}
.nav-list > li > a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:18px;height:2px;border-radius:2px;
  background:var(--accent);transform:scaleX(0);transform-origin:left center;
  transition:transform .18s ease-out;
}
.nav-list > li > a:hover{color:var(--text-1)}
.nav-list > li > a:hover::after{transform:scaleX(1)}
.nav-list > li > a.is-active{color:var(--text-1);font-weight:600}
.nav-list > li > a.is-active::after{transform:scaleX(1);box-shadow:0 0 10px var(--accent-glow)}
.nav-list .dropdown-toggle::before{
  content:none;
}
.nav-list .dropdown-toggle::after{
  content:"";display:inline-block;width:6px;height:6px;margin-left:8px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;
  transform:rotate(45deg) translateY(-2px);transition:transform .18s ease-out;
}
.nav-list .dropdown.show .dropdown-toggle::after{transform:rotate(225deg) translateY(-2px)}
.dropdown-menu{
  background:var(--ink-700);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--shadow-card);padding:8px;margin-top:10px;min-width:180px;
}
.dropdown-item{color:var(--text-2);font-size:.94rem;border-radius:10px;padding:10px 14px}
.dropdown-item:hover,.dropdown-item:focus{background:var(--accent-soft);color:var(--text-1)}
.nav-actions{display:flex;align-items:center;gap:12px;flex-shrink:0}
.icon-btn{
  width:40px;height:40px;border-radius:999px;border:1px solid var(--line);
  background:var(--ink-700);color:var(--text-2);
  display:inline-flex;align-items:center;justify-content:center;cursor:pointer;
  transition:transform .16s ease-out, color .16s ease-out, border-color .16s ease-out, background-color .16s ease-out;
}
.icon-btn:hover{color:var(--text-1);border-color:rgba(255,110,156,.42);background:var(--ink-600);transform:translateY(-1px)}
.btn-accent{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:999px;border:1px solid transparent;
  background:var(--accent);color:var(--ink-950);font-size:.95rem;font-weight:700;letter-spacing:.3px;
  box-shadow:0 0 0 1px rgba(255,110,156,.55), 0 10px 30px rgba(255,110,156,.32);
  transition:transform .16s ease-out, box-shadow .16s ease-out, background-color .16s ease-out;
  cursor:pointer;
}
.btn-accent:hover{transform:translateY(-2px);background:#FF86AE;box-shadow:0 0 0 1px rgba(255,110,156,.7), 0 16px 38px rgba(255,110,156,.45);color:var(--ink-950)}
.btn-accent:active{transform:translateY(0);box-shadow:0 0 0 1px rgba(255,110,156,.5), 0 8px 20px rgba(255,110,156,.28)}
.btn-accent--sm{padding:10px 20px;font-size:.875rem}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:999px;border:1px solid var(--line-strong);
  background:transparent;color:var(--text-1);font-size:.95rem;font-weight:600;
  transition:transform .16s ease-out, border-color .16s ease-out, background-color .16s ease-out;
  cursor:pointer;
}
.btn-ghost:hover{border-color:var(--accent);color:var(--text-1);background:rgba(255,110,156,.08);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0)}
.link-more{
  display:inline-flex;align-items:center;gap:8px;background:none;border:0;padding:0;
  color:var(--text-2);font-size:.9rem;cursor:pointer;transition:color .16s ease-out, gap .16s ease-out;
}
.link-more:hover{color:var(--accent);gap:12px}
.link-more svg{flex-shrink:0}
@media(max-width:991.98px){
  .navbar-main__inner{min-height:64px;gap:16px}
  .nav-list{display:none}
  .nav-actions{margin-left:auto}
}

/* ---------- 移动端抽屉 ---------- */
.mobile-nav{background:var(--ink-900) !important;color:var(--text-1);border:0;width:min(360px,86vw)}
.mobile-nav .offcanvas-header{border-bottom:1px solid var(--line);padding:18px 22px}
.mobile-nav__title{font-size:.95rem;font-weight:700;color:var(--text-1);margin:0}
.mobile-nav .offcanvas-body{padding:12px 22px 24px}
.mobile-nav__list li{border-bottom:1px solid var(--line)}
.mobile-nav__list a{display:block;padding:15px 0;font-size:1.0625rem;color:var(--text-1)}
.mobile-nav__list a:hover{color:var(--accent)}
.mobile-nav__group{font-size:12px;color:var(--text-3);letter-spacing:1px;padding:20px 0 6px}
.mobile-nav__foot{padding:16px 22px 28px;border-top:1px solid var(--line)}
.mobile-nav__foot .btn-accent{width:100%}

/* ---------- 文章头部 ---------- */
.site-main{display:block}
.article-hero{
  position:relative;overflow:hidden;
  border-bottom:1px solid var(--line);
  background-image:linear-gradient(180deg, rgba(8,13,25,.90), rgba(11,18,34,.97)), url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
}
.article-hero::after{
  content:"";position:absolute;right:-120px;top:-140px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle, rgba(255,110,156,.16), rgba(255,110,156,0) 70%);
  pointer-events:none;
}
.article-hero__inner{position:relative;z-index:1;padding-top:28px;padding-bottom:44px}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:12px;color:var(--text-3);margin-bottom:26px}
.crumb a{color:var(--text-3)}
.crumb a:hover{color:var(--accent)}
.crumb__sep{color:rgba(255,255,255,.22)}
.crumb__current{color:var(--text-1);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:min(100%,560px)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:5px 14px;border-radius:999px;
  background:var(--accent-soft);color:var(--accent);
  font-size:12px;font-weight:600;letter-spacing:.6px;margin-bottom:18px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent);box-shadow:0 0 8px var(--accent-glow)}
.article-h1{
  font-size:clamp(1.75rem, 3.6vw, 2.75rem);
  font-weight:800;line-height:1.22;letter-spacing:-.5px;
  max-width:820px;margin-bottom:22px;
}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;font-size:13px;color:var(--text-3)}
.article-meta__dot{width:3px;height:3px;border-radius:50%;background:rgba(255,255,255,.28)}
.badge-cat{
  display:inline-flex;align-items:center;padding:4px 12px;border-radius:999px;
  background:rgba(240,192,112,.12);color:var(--gold);font-size:12px;font-weight:600;letter-spacing:.4px;
}
@media(max-width:575.98px){
  .article-hero__inner{padding-top:22px;padding-bottom:34px}
  .article-h1{letter-spacing:-.2px}
}

/* ---------- 文章布局 ---------- */
.article-layout{
  display:grid;grid-template-columns:minmax(0,1fr);
  gap:48px;padding-top:52px;padding-bottom:64px;
}
@media(min-width:1200px){
  .article-layout{grid-template-columns:minmax(0,760px) 200px;justify-content:center;gap:56px;padding-top:64px;padding-bottom:80px}
}
.article-main{min-width:0}
.article-lead{
  border-left:3px solid var(--accent);padding:4px 0 4px 18px;margin-bottom:32px;
  color:var(--text-1);font-size:1.0625rem;line-height:1.8;
}
.prose{color:var(--text-2);font-size:16px;line-height:1.9;word-break:break-word}
.prose > *:first-child{margin-top:0}
.prose p{margin:0 0 1.2em}
.prose h2{
  position:relative;margin:40px 0 16px;padding-left:16px;
  font-size:clamp(1.25rem, 2vw, 1.5rem);font-weight:700;color:var(--text-1);line-height:1.4;scroll-margin-top:96px;
}
.prose h2::before{
  content:"";position:absolute;left:0;top:.4em;width:4px;height:18px;border-radius:2px;
  background:var(--accent);box-shadow:0 0 14px var(--accent-glow);
}
.prose h3{font-size:1.125rem;font-weight:700;color:var(--text-1);margin:28px 0 12px;scroll-margin-top:96px}
.prose h4{font-size:1.0625rem;font-weight:600;color:var(--text-1);margin:22px 0 10px}
.prose a{color:var(--accent);border-bottom:1px solid rgba(255,110,156,.35)}
.prose a:hover{border-bottom-color:var(--accent);color:#FF92B4}
.prose ul,.prose ol{padding-left:1.3em;margin:0 0 1.2em}
.prose ul{list-style:none;padding-left:1.1em}
.prose ul > li{position:relative;padding-left:16px;margin-bottom:.55em}
.prose ul > li::before{content:"";position:absolute;left:0;top:.72em;width:6px;height:6px;border-radius:50%;background:var(--accent)}
.prose ol{list-style:decimal}
.prose ol > li{margin-bottom:.55em}
.prose ol > li::marker{color:var(--gold);font-weight:700;font-variant-numeric:tabular-nums}
.prose blockquote{
  margin:26px 0;padding:20px 24px;
  background:var(--glass);border-left:3px solid var(--accent);border-radius:0 var(--r-card) var(--r-card) 0;
  color:var(--text-1);backdrop-filter:blur(14px) saturate(120%);
}
.prose blockquote p:last-child{margin-bottom:0}
.prose img{
  max-width:100%;height:auto;border-radius:var(--r-img);
  border:1px solid var(--line);margin:26px 0;background:var(--ink-700);
}
.prose figure{margin:26px 0}
.prose figcaption{font-size:12px;color:var(--text-3);text-align:center;margin-top:10px}
.prose table{
  width:100%;border-collapse:collapse;margin:26px 0;font-size:.94rem;
  border:1px solid var(--line);background:var(--ink-700);
}
.prose th,.prose td{padding:12px 14px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.prose th{color:var(--text-1);font-weight:600;background:rgba(255,255,255,.04)}
.prose hr{border:0;border-top:1px solid var(--line);margin:32px 0}

/* ---------- 目录 ---------- */
.article-toc{display:none}
@media(min-width:1200px){.article-toc{display:block}}
.article-toc__inner{position:sticky;top:96px}
.article-toc__title{font-size:12px;letter-spacing:1.4px;color:var(--text-3);font-weight:600;margin-bottom:14px}
.toc-list li{margin-bottom:2px}
.toc-list a{
  display:block;padding:7px 0 7px 12px;border-left:2px solid var(--line);
  font-size:13px;line-height:1.6;color:var(--text-3);
  transition:color .16s ease-out, border-color .16s ease-out;
}
.toc-list a:hover{color:var(--text-1);border-left-color:var(--line-strong)}
.toc-list a.is-current{color:var(--accent);border-left-color:var(--accent)}

/* ---------- 文章底部操作 ---------- */
.article-foot{
  margin-top:44px;padding-top:26px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;align-items:center;gap:16px 24px;
}
.article-foot__note{font-size:12.5px;color:var(--text-3);margin:0;flex:1 1 240px}
@media(max-width:575.98px){
  .article-foot .btn-ghost{width:100%}
}

/* ---------- 空态 ---------- */
.empty-state{
  border:1px dashed var(--line);border-radius:var(--r-card);
  padding:56px 24px;text-align:center;background:rgba(255,255,255,.015);
}
.empty-state svg{color:var(--text-3);margin:0 auto 16px}
.empty-state h2{font-size:1.125rem;margin-bottom:10px}
.empty-state p{font-size:14px;color:var(--text-3);margin-bottom:20px}

/* ---------- 相关推荐 ---------- */
.related{padding:8px 0 72px}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:26px}
.section-head h2{font-size:clamp(1.35rem, 2.2vw, 1.75rem);font-weight:700}
.section-head p{margin:8px 0 0;font-size:14px;color:var(--text-3)}
.rel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.rel-card{
  display:flex;flex-direction:column;background:var(--ink-700);
  border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
  box-shadow:var(--shadow-card);
  transition:transform .18s ease-out, border-color .18s ease-out, box-shadow .18s ease-out;
}
.rel-card:hover{transform:translateY(-3px);border-color:rgba(255,110,156,.35);box-shadow:var(--shadow-lift)}
.rel-card__media{position:relative;aspect-ratio:16/10;background:var(--ink-700);overflow:hidden}
.rel-card__media img{width:100%;height:100%;object-fit:cover}
.rel-card__body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.rel-card__title{font-size:1.0625rem;font-weight:600;line-height:1.5;color:var(--text-1)}
.rel-card__desc{font-size:13.5px;line-height:1.7;color:var(--text-3);margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rel-card__meta{display:flex;align-items:center;gap:10px;font-size:12px;color:var(--text-3);margin-top:auto}
@media(max-width:991.98px){
  .rel-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media(max-width:767.98px){
  .rel-grid{
    display:flex;overflow-x:auto;scroll-snap-type:x mandatory;gap:16px;
    margin:0 -20px;padding:0 20px 10px;-webkit-overflow-scrolling:touch;
  }
  .rel-grid::-webkit-scrollbar{height:0}
  .rel-card{flex:0 0 78%;scroll-snap-align:start}
}

/* ---------- CTA ---------- */
.cta-section{padding:0 0 88px}
.cta-panel{
  position:relative;overflow:hidden;
  background:var(--glass);backdrop-filter:blur(14px) saturate(120%);
  border:1px solid rgba(255,255,255,.10);border-radius:var(--r-glass);
  padding:44px;display:flex;align-items:center;justify-content:space-between;gap:32px;
  box-shadow:var(--shadow-card);
}
.cta-panel::after{
  content:"";position:absolute;right:-80px;top:-100px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle, rgba(255,110,156,.20), rgba(255,110,156,0) 70%);pointer-events:none;
}
.cta-panel__text{position:relative;z-index:1;max-width:560px}
.cta-panel__text h2{font-size:clamp(1.35rem, 2.4vw, 1.875rem);margin-bottom:12px}
.cta-panel__text p{margin:0;font-size:14.5px;color:var(--text-2)}
.cta-panel__actions{position:relative;z-index:1;display:flex;flex-wrap:wrap;gap:14px;flex-shrink:0}
@media(max-width:991.98px){
  .cta-panel{flex-direction:column;align-items:flex-start;padding:34px 26px;gap:24px}
}
@media(max-width:575.98px){
  .cta-section{padding-bottom:64px}
  .cta-panel__actions{width:100%}
  .cta-panel__actions .btn-accent,.cta-panel__actions .btn-ghost{flex:1 1 100%}
}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink-900);border-top:1px solid var(--line);padding:64px 0 26px;font-size:14px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.4fr;gap:40px}
.footer-brand .brand{margin-bottom:16px}
.footer-desc{font-size:13.5px;line-height:1.8;color:var(--text-3);margin:0;max-width:340px}
.footer-col h4{font-size:14px;font-weight:700;color:var(--text-1);margin-bottom:16px;letter-spacing:.4px}
.footer-col ul li{margin-bottom:10px}
.footer-col ul a{font-size:13.5px;color:var(--text-3)}
.footer-col ul a:hover{color:var(--accent)}
.footer-contact p{font-size:13px;color:var(--text-3);margin:0 0 10px;line-height:1.7}
.footer-contact strong{color:var(--text-2);font-weight:600}
.footer-qr{
  margin-top:14px;width:120px;height:120px;border:1px dashed var(--line-strong);border-radius:12px;
  display:flex;align-items:center;justify-content:center;text-align:center;
  font-size:11.5px;color:var(--text-3);line-height:1.6;background:rgba(255,255,255,.015);
}
.footer-bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:8px 24px;justify-content:space-between;
}
.footer-bottom p{font-size:12px;color:var(--text-3);margin:0;line-height:1.7}
@media(max-width:991.98px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media(max-width:575.98px){
  .site-footer{padding:48px 0 22px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column;margin-top:32px}
  .footer-qr{width:100%;height:96px}
}

@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{transition:none !important;animation:none !important;scroll-behavior:auto !important}
}

/* roulang page: category1 */
:root{
  --ink-950:#06090F;
  --ink-900:#080D19;
  --ink-800:#0B1222;
  --ink-700:#111A2E;
  --ink-600:#17223B;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --text-1:#F3F6FF;
  --text-2:#B7C2DA;
  --text-3:#7C87A3;
  --accent:#FF6E9C;
  --accent-soft:rgba(255,110,156,.14);
  --accent-glow:rgba(255,110,156,.42);
  --gold:#F0C070;
  --cool:#6FA8FF;
  --r-glass:20px;
  --r-card:16px;
  --r-img:14px;
  --sh-card:0 18px 48px rgba(3,7,18,.55), inset 0 1px 0 rgba(255,255,255,.06);
  --sh-hover:0 24px 60px rgba(3,7,18,.65);
  --t:160ms ease-out;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--ink-800);
  color:var(--text-2);
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--text-1);text-decoration:none;transition:color var(--t);}
a:hover{color:var(--accent);}
button{font-family:inherit;}
h1,h2,h3,h4{color:var(--text-1);margin:0;font-weight:700;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px;}
.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
@media (min-width:992px){.wrap{padding:0 24px;}}
.section{padding:96px 0;}
@media (max-width:991.98px){.section{padding:72px 0;}}
@media (max-width:575.98px){.section{padding:56px 0;}}
.section--tight{padding-top:64px;}

/* ============ 顶部信息条 ============ */
.site-header{position:relative;z-index:1040;}
.topbar{height:38px;background:var(--ink-900);border-bottom:1px solid var(--line);font-size:12px;}
.topbar__inner{height:38px;display:flex;align-items:center;justify-content:space-between;gap:16px;}
.topbar__left{display:flex;align-items:center;gap:12px;color:var(--text-3);}
.topbar__domain{letter-spacing:.02em;font-variant-numeric:tabular-nums;}
.topbar__note{position:relative;padding-left:13px;color:var(--text-3);}
.topbar__note::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:4px;height:4px;border-radius:50%;background:var(--gold);}
.topbar__right{display:flex;align-items:center;gap:18px;}
.topbar__link{color:var(--text-2);font-size:12px;}
.topbar__link:hover{color:var(--text-1);}
.topbar__link--accent{color:var(--accent);}
.topbar__link--accent:hover{color:#ffa0bd;}
@media (max-width:767.98px){
  .topbar__left{display:none;}
  .topbar__inner{justify-content:flex-end;}
}

/* ============ 主导航 ============ */
.navbar-main{
  position:sticky;top:0;z-index:1030;
  background:rgba(8,13,25,.94);
  backdrop-filter:blur(12px) saturate(120%);
  -webkit-backdrop-filter:blur(12px) saturate(120%);
  border-bottom:1px solid var(--line);
}
.navbar-main__inner{min-height:72px;display:flex;align-items:center;gap:24px;}
.brand{display:flex;flex-direction:column;line-height:1.2;flex-shrink:0;}
.brand__mark{
  display:inline-flex;align-items:center;gap:8px;
  color:var(--text-1);font-size:1.0625rem;font-weight:800;letter-spacing:.01em;
}
.brand__mark svg{color:var(--accent);}
.brand:hover .brand__mark{color:var(--text-1);}
.brand__sub{font-size:11px;color:var(--text-3);letter-spacing:.02em;padding-left:26px;}
.nav-list{display:none;align-items:center;gap:26px;margin-left:auto;font-size:.9375rem;}
.nav-list > li > a{
  position:relative;display:inline-block;padding:6px 0;color:var(--text-2);
}
.nav-list > li > a::after{
  content:"";position:absolute;left:0;right:0;bottom:-4px;height:2px;border-radius:2px;
  background:var(--accent);transform:scaleX(0);transform-origin:left center;
  transition:transform var(--t);
}
.nav-list > li > a:hover{color:var(--text-1);}
.nav-list > li > a:hover::after{transform:scaleX(1);}
.nav-list > li > a.is-active{color:var(--text-1);font-weight:600;}
.nav-list > li > a.is-active::after{transform:scaleX(1);box-shadow:0 0 10px var(--accent-glow);}
.nav-list > li > a.is-active::before{
  content:"";position:absolute;left:50%;bottom:-9px;margin-left:-2px;
  width:4px;height:4px;border-radius:50%;background:var(--accent);
  box-shadow:0 0 8px 2px var(--accent-glow);
}
.dropdown-toggle::after{
  display:inline-block;margin-left:6px;vertical-align:middle;
  content:"";width:6px;height:6px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;
  transform:rotate(45deg) translateY(-2px);border-top:0;border-left:0;
}
.dropdown-menu{
  --bs-dropdown-bg:var(--ink-700);
  --bs-dropdown-link-color:var(--text-2);
  --bs-dropdown-link-hover-bg:var(--ink-600);
  --bs-dropdown-link-hover-color:var(--text-1);
  --bs-dropdown-border-color:var(--line);
  --bs-dropdown-border-radius:14px;
  --bs-dropdown-padding-y:8px;
  background:var(--ink-700);
  border:1px solid var(--line-strong);
  border-radius:14px;
  box-shadow:0 24px 60px rgba(3,7,18,.7);
  padding:8px;
  margin-top:12px;
  min-width:160px;
}
.dropdown-item{border-radius:10px;padding:9px 12px;font-size:.9375rem;}
.dropdown-item:hover,.dropdown-item:focus{background:var(--ink-600);color:var(--accent);}
.nav-actions{display:flex;align-items:center;gap:12px;margin-left:8px;}
.icon-btn{
  display:inline-flex;align-items:center;justify-content:center;
  width:40px;height:40px;border-radius:12px;
  background:transparent;border:1px solid var(--line);color:var(--text-2);
  transition:border-color var(--t),color var(--t),background var(--t);
}
.icon-btn:hover{border-color:var(--line-strong);color:var(--text-1);background:rgba(255,255,255,.03);}
.btn-accent{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border:0;border-radius:999px;
  background:var(--accent);color:#0A0D16;font-size:.9375rem;font-weight:700;
  box-shadow:0 0 0 1px rgba(255,110,156,.55),0 10px 30px rgba(255,110,156,.32);
  transition:transform var(--t),box-shadow var(--t),background var(--t);
  cursor:pointer;
}
.btn-accent:hover{
  color:#0A0D16;transform:translateY(-2px);
  background:#ff85ac;
  box-shadow:0 0 0 1px rgba(255,110,156,.72),0 14px 38px rgba(255,110,156,.46);
}
.btn-accent:active{transform:translateY(0);}
.btn-accent--sm{height:38px;padding:0 18px;font-size:.875rem;}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:999px;
  background:transparent;border:1px solid var(--line-strong);color:var(--text-1);
  font-size:.9375rem;font-weight:600;transition:border-color var(--t),color var(--t),transform var(--t),background var(--t);
}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-2px);background:rgba(255,110,156,.06);}
.btn-ghost:active{transform:translateY(0);}
@media (min-width:992px){
  .nav-list{display:flex;}
}
@media (max-width:991.98px){
  .navbar-main__inner{min-height:64px;gap:12px;}
  .brand__sub{font-size:10px;}
  .nav-list{display:none;}
  .nav-actions{margin-left:auto;gap:8px;}
}

/* 移动端抽屉 */
.offcanvas.drawer{
  width:min(360px,88vw);
  background:var(--ink-900);
  border-left:1px solid var(--line);
  color:var(--text-1);
}
.drawer .offcanvas-header{
  border-bottom:1px solid var(--line);
  padding:18px 20px;
}
.drawer .offcanvas-title{font-size:1rem;font-weight:800;letter-spacing:.01em;}
.drawer .offcanvas-body{display:flex;flex-direction:column;padding:20px;}
.drawer-list{display:flex;flex-direction:column;gap:4px;margin-bottom:auto;}
.drawer-list a{
  display:block;padding:12px 4px;font-size:1.125rem;color:var(--text-2);
  border-bottom:1px solid var(--line);
}
.drawer-list a.is-active{color:var(--accent);}
.drawer-foot{margin-top:28px;}
.drawer-foot .btn-accent{width:100%;}

/* ============ 页头 Banner ============ */
.page-hero{
  position:relative;overflow:hidden;
  background-color:var(--ink-700);
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--line);
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(560px 320px at 82% 18%,rgba(255,110,156,.09),transparent 70%),
    linear-gradient(180deg,rgba(8,13,25,.9),rgba(11,18,34,.97));
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:100% 44px;opacity:.5;pointer-events:none;
}
.page-hero__inner{
  position:relative;z-index:2;
  display:grid;grid-template-columns:1.4fr 1fr;gap:48px;align-items:center;
  padding:80px 0 72px;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  height:28px;padding:0 14px;border-radius:999px;
  background:var(--accent-soft);color:var(--accent);
  font-size:12px;font-weight:600;letter-spacing:.04em;
}
.eyebrow svg{width:14px;height:14px;}
.page-hero h1{
  margin:18px 0 16px;
  font-size:clamp(2rem,4.2vw,3.25rem);
  font-weight:800;line-height:1.15;letter-spacing:-.5px;
  max-width:760px;
}
.page-hero__lead{font-size:1.0625rem;color:var(--text-2);max-width:560px;}
.page-hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-side{
  background:linear-gradient(160deg,rgba(255,255,255,.07),rgba(255,255,255,.02));
  border:1px solid rgba(255,255,255,.10);
  border-radius:var(--r-glass);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  padding:26px;
  box-shadow:var(--sh-card);
}
.hero-side__row{
  display:flex;align-items:baseline;justify-content:space-between;gap:12px;
  padding:14px 0;border-bottom:1px solid var(--line);
}
.hero-side__row:first-child{padding-top:0;}
.hero-side__row:last-child{border-bottom:0;padding-bottom:0;}
.hero-side__k{font-size:13px;color:var(--text-3);}
.hero-side__v{font-size:1.0625rem;font-weight:700;color:var(--text-1);font-variant-numeric:tabular-nums;}
.hero-side__v--accent{color:var(--accent);}
@media (max-width:991.98px){
  .page-hero__inner{grid-template-columns:1fr;gap:32px;padding:56px 0 52px;}
  .hero-side{max-width:520px;}
}
@media (max-width:575.98px){
  .page-hero__inner{padding:44px 0 44px;}
  .page-hero__actions .btn-accent,.page-hero__actions .btn-ghost{flex:1 1 auto;}
}

/* ============ 区块标题 ============ */
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:34px;flex-wrap:wrap;}
.sec-head__sub{font-size:12px;letter-spacing:.14em;color:var(--accent);font-weight:600;margin-bottom:10px;display:block;}
.sec-title{font-size:clamp(1.5rem,2.6vw,2.125rem);font-weight:700;line-height:1.25;}
.sec-desc{margin-top:12px;max-width:640px;color:var(--text-2);font-size:.9375rem;}
.text-link{
  display:inline-flex;align-items:center;gap:8px;font-size:.9375rem;color:var(--text-1);font-weight:600;
  transition:color var(--t),gap var(--t);
}
.text-link:hover{color:var(--accent);gap:12px;}
.text-link svg{width:14px;height:14px;}

/* ============ 筛选 chip ============ */
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:36px;}
.chip{
  height:36px;padding:0 16px;border-radius:999px;
  border:1px solid var(--line);background:rgba(255,255,255,.02);
  color:var(--text-2);font-size:.875rem;
  display:inline-flex;align-items:center;gap:6px;cursor:pointer;
  transition:border-color var(--t),color var(--t),background var(--t);
}
.chip:hover{border-color:var(--line-strong);color:var(--text-1);}
.chip.is-on{
  border-color:rgba(255,110,156,.55);color:var(--accent);
  background:var(--accent-soft);
}
.chip.is-on::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--accent);box-shadow:0 0 8px var(--accent-glow);}

/* ============ 海报网格 ============ */
.poster-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;}
.poster-card{
  display:flex;flex-direction:column;
  background:var(--ink-700);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh-card);
  transition:border-color var(--t),transform var(--t),box-shadow var(--t);
}
.poster-card:hover{
  border-color:rgba(255,110,156,.35);
  transform:translateY(-3px);
  box-shadow:var(--sh-hover);
}
.poster-card__media{
  position:relative;aspect-ratio:3/4;background:var(--ink-700);overflow:hidden;
}
.poster-card__media img{
  width:100%;height:100%;object-fit:cover;
  border-bottom:1px solid rgba(255,255,255,.08);
  transition:transform 320ms ease-out;
}
.poster-card:hover .poster-card__media img{transform:scale(1.04);}
.tag{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;
  font-size:12px;font-weight:600;letter-spacing:.02em;
  background:var(--accent-soft);color:var(--accent);
}
.tag--gold{background:rgba(240,192,112,.14);color:var(--gold);}
.tag--cool{background:rgba(111,168,255,.14);color:var(--cool);}
.poster-card__badge{position:absolute;left:12px;top:12px;}
.poster-card__body{padding:16px 16px 18px;display:flex;flex-direction:column;gap:8px;flex:1;}
.poster-card__title{
  font-size:1.0625rem;font-weight:600;color:var(--text-1);line-height:1.45;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.poster-card__desc{
  font-size:13px;color:var(--text-3);line-height:1.6;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.poster-card__foot{
  margin-top:auto;padding-top:12px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:8px;
  font-size:12px;color:var(--text-3);
}
.poster-card__foot .dot{width:4px;height:4px;border-radius:50%;background:var(--accent);display:inline-block;margin-right:6px;vertical-align:middle;}
@media (max-width:991.98px){
  .poster-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;}
}
@media (max-width:575.98px){
  .poster-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;}
  .poster-card__body{padding:12px 12px 14px;}
  .poster-card__title{font-size:.9375rem;}
  .poster-card__desc{font-size:12px;}
  .tag{height:22px;padding:0 8px;font-size:11px;}
}

/* 静态分页外观 */
.pager{display:flex;align-items:center;justify-content:center;gap:8px;margin-top:46px;flex-wrap:wrap;}
.pager__item{
  min-width:40px;height:40px;padding:0 12px;border-radius:12px;
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);background:rgba(255,255,255,.02);
  color:var(--text-2);font-size:.875rem;font-variant-numeric:tabular-nums;
}
.pager__item.is-current{
  border-color:rgba(255,110,156,.55);color:var(--accent);background:var(--accent-soft);font-weight:700;
}
.pager__item--muted{color:var(--text-3);}
.pager__hint{width:100%;text-align:center;font-size:12px;color:var(--text-3);margin-top:6px;}

/* ============ 追剧节奏 ============ */
.rhythm-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.rhythm-card{
  background:var(--ink-700);border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px;box-shadow:var(--sh-card);
  transition:border-color var(--t),transform var(--t),box-shadow var(--t);
}
.rhythm-card:hover{border-color:rgba(255,110,156,.3);transform:translateY(-3px);box-shadow:var(--sh-hover);}
.rhythm-card:nth-child(2){margin-top:18px;}
.rhythm-icon{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
  background:var(--accent-soft);color:var(--accent);margin-bottom:18px;
}
.rhythm-card h3{font-size:1.125rem;margin-bottom:8px;}
.rhythm-card p{font-size:.9375rem;color:var(--text-2);}
.rhythm-card__list{margin-top:16px;display:flex;flex-direction:column;gap:9px;}
.rhythm-card__list li{position:relative;padding-left:18px;font-size:13px;color:var(--text-3);}
.rhythm-card__list li::before{
  content:"";position:absolute;left:0;top:.65em;width:7px;height:7px;border-radius:50%;
  border:1.5px solid var(--accent);
}
@media (max-width:991.98px){
  .rhythm-grid{grid-template-columns:1fr;gap:16px;}
  .rhythm-card:nth-child(2){margin-top:0;}
}

/* ============ 会员解锁 ============ */
.glass-panel{
  background:linear-gradient(160deg,rgba(255,255,255,.07),rgba(255,255,255,.02));
  border:1px solid rgba(255,255,255,.10);
  border-radius:var(--r-glass);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  box-shadow:var(--sh-card);
}
.unlock-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:36px;padding:40px;align-items:center;}
.unlock-list{display:flex;flex-direction:column;gap:18px;margin-top:24px;}
.unlock-item{display:flex;gap:14px;align-items:flex-start;}
.unlock-item__icon{
  flex-shrink:0;width:30px;height:30px;border-radius:9px;display:grid;place-items:center;
  background:var(--accent-soft);color:var(--accent);margin-top:2px;
}
.unlock-item h4{font-size:1.0625rem;font-weight:600;margin-bottom:4px;}
.unlock-item p{font-size:.9375rem;color:var(--text-2);}
.unlock-media{position:relative;border-radius:var(--r-img);overflow:hidden;border:1px solid rgba(255,255,255,.08);}
.unlock-media img{width:100%;aspect-ratio:3/4;object-fit:cover;background:var(--ink-700);}
.unlock-media__cap{
  position:absolute;left:14px;right:14px;bottom:14px;
  padding:10px 14px;border-radius:12px;
  background:rgba(8,13,25,.78);border:1px solid var(--line-strong);
  backdrop-filter:blur(8px);
  font-size:12px;color:var(--text-2);
}
@media (max-width:991.98px){
  .unlock-grid{grid-template-columns:1fr;padding:28px;gap:26px;}
  .unlock-media{max-width:360px;}
}

/* ============ FAQ ============ */
.faq-panel{
  background:linear-gradient(160deg,rgba(255,255,255,.07),rgba(255,255,255,.02));
  border:1px solid rgba(255,255,255,.10);
  border-radius:var(--r-glass);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  padding:8px 20px;
  box-shadow:var(--sh-card);
}
.faq-panel .accordion-item{background:transparent;border:0;border-bottom:1px solid var(--line);}
.faq-panel .accordion-item:last-child{border-bottom:0;}
.faq-panel .accordion-button{
  background:transparent;color:var(--text-1);
  font-size:1rem;font-weight:600;
  padding:20px 8px 20px 16px;
  box-shadow:none;border-radius:0;
  display:flex;align-items:center;gap:12px;
}
.faq-panel .accordion-button:not(.collapsed){
  background:transparent;color:var(--text-1);
  box-shadow:inset 2px 0 0 var(--accent);
}
.faq-panel .accordion-button:focus{box-shadow:inset 2px 0 0 var(--accent);outline:none;}
.faq-panel .accordion-button:focus-visible{outline:2px solid var(--accent);outline-offset:-2px;}
.faq-num{
  flex-shrink:0;font-size:12px;font-weight:700;color:var(--text-3);
  font-variant-numeric:tabular-nums;letter-spacing:.06em;
}
.faq-panel .accordion-button:not(.collapsed) .faq-num{color:var(--accent);}
.faq-panel .accordion-button::after{
  margin-left:auto;background-image:none;
  content:"+";width:24px;height:24px;font-size:20px;line-height:1;
  display:grid;place-items:center;color:var(--text-3);
  transform:none;transition:transform var(--t),color var(--t);
}
.faq-panel .accordion-button:not(.collapsed)::after{transform:rotate(45deg);color:var(--accent);}
.faq-panel .accordion-body{
  padding:0 8px 22px 44px;color:var(--text-2);font-size:.9375rem;
}

/* ============ CTA ============ */
.cta-panel{
  position:relative;overflow:hidden;
  display:grid;grid-template-columns:1.3fr auto;gap:32px;align-items:center;
  padding:44px;
  border-radius:var(--r-glass);
  background:linear-gradient(160deg,rgba(255,255,255,.08),rgba(255,255,255,.02));
  border:1px solid rgba(255,255,255,.10);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  box-shadow:var(--sh-card);
}
.cta-panel::before{
  content:"";position:absolute;right:-60px;top:-80px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,110,156,.30),transparent 68%);
  filter:blur(6px);pointer-events:none;
}
.cta-panel > *{position:relative;z-index:1;}
.cta-panel h2{font-size:clamp(1.375rem,2.4vw,1.875rem);margin-bottom:10px;}
.cta-panel p{color:var(--text-2);font-size:.9375rem;max-width:520px;}
.cta-panel__actions{display:flex;flex-wrap:wrap;gap:12px;}
@media (max-width:767.98px){
  .cta-panel{grid-template-columns:1fr;padding:28px;gap:22px;}
  .cta-panel__actions .btn-accent,.cta-panel__actions .btn-ghost{flex:1 1 auto;}
}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink-900);border-top:1px solid var(--line);padding:72px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand .brand{margin-bottom:16px;}
.footer-desc{font-size:.875rem;color:var(--text-3);line-height:1.8;max-width:340px;}
.footer-col h4{font-size:.9375rem;font-weight:700;color:var(--text-1);margin-bottom:16px;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col ul a{font-size:.875rem;color:var(--text-3);}
.footer-col ul a:hover{color:var(--accent);}
.footer-contact p{font-size:.875rem;color:var(--text-3);margin-bottom:8px;}
.footer-contact strong{color:var(--text-2);font-weight:600;}
.footer-qr{
  margin-top:14px;width:104px;height:104px;border-radius:12px;
  border:1px dashed var(--line-strong);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;
  font-size:11px;color:var(--text-3);text-align:center;line-height:1.4;
  background:rgba(255,255,255,.02);
}
.footer-qr svg{color:var(--text-3);}
.footer-bottom{
  margin-top:56px;padding:22px 0 28px;border-top:1px solid var(--line);
  display:flex;flex-direction:column;gap:6px;
}
.footer-bottom p{font-size:12px;color:var(--text-3);line-height:1.7;}
@media (max-width:991.98px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:575.98px){
  .site-footer{padding-top:52px;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .footer-bottom{margin-top:36px;}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition:none !important;animation:none !important;}
}

/* roulang page: category2 */
:root{
  --ink-950:#06090F;
  --ink-900:#080D19;
  --ink-800:#0B1222;
  --ink-700:#111A2E;
  --ink-600:#17223B;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --text-1:#F3F6FF;
  --text-2:#B7C2DA;
  --text-3:#7C87A3;
  --accent:#FF6E9C;
  --accent-soft:rgba(255,110,156,.14);
  --accent-glow:rgba(255,110,156,.42);
  --gold:#F0C070;
  --gold-soft:rgba(240,192,112,.14);
  --cool:#6FA8FF;
  --cool-soft:rgba(111,168,255,.12);
  --r-glass:20px;
  --r-card:16px;
  --r-img:14px;
  --sh-card:0 18px 48px rgba(3,7,18,.55);
  --sh-hover:0 24px 60px rgba(3,7,18,.65);
  --wrap:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--text-2);
  background:var(--ink-800);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none;transition:color .18s ease-out}
a:hover{color:var(--accent)}
p{margin:0 0 1.1em}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{color:var(--text-1);margin:0}
button{font:inherit}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 20px}
@media (min-width:992px){.wrap{padding:0 24px}}

/* ---------- 顶部信息条 ---------- */
.topbar{background:var(--ink-900);border-bottom:1px solid var(--line);font-size:12.5px;color:var(--text-3)}
.topbar__inner{display:flex;align-items:center;justify-content:space-between;gap:18px;height:38px}
.topbar__left{display:flex;align-items:center;gap:14px;min-width:0}
.topbar__domain{letter-spacing:.3px;color:var(--text-3);white-space:nowrap}
.topbar__note{position:relative;padding-left:14px;color:var(--text-3);white-space:nowrap}
.topbar__note::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:1px;height:11px;background:var(--line-strong)}
.topbar__right{display:flex;align-items:center;gap:18px}
.topbar__link{font-size:12.5px;color:var(--text-2)}
.topbar__link--accent{color:var(--accent);font-weight:600}
.topbar__link--accent:hover{color:var(--accent);opacity:.85}
@media (max-width:575.98px){.topbar__left{display:none}.topbar__inner{justify-content:flex-end}}

/* ---------- 主导航 ---------- */
.site-header{position:relative;z-index:1040}
.navbar-main{
  position:sticky;top:0;z-index:1030;
  background:rgba(8,13,25,.92);
  -webkit-backdrop-filter:blur(12px) saturate(120%);
  backdrop-filter:blur(12px) saturate(120%);
  border-bottom:1px solid var(--line);
}
.navbar-main__inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px}
.brand{display:flex;flex-direction:column;gap:3px;line-height:1.15}
.brand:hover{color:var(--text-1)}
.brand__mark{display:inline-flex;align-items:center;gap:8px;color:var(--text-1);font-weight:800;font-size:1.0625rem;letter-spacing:.6px}
.brand__mark svg{color:var(--accent);flex:none}
.brand__sub{font-size:11px;color:var(--text-3);letter-spacing:.3px;padding-left:26px}
@media (max-width:575.98px){.brand__sub{display:none}}
.nav-list{align-items:center;gap:26px;margin:0;padding:0}
.nav-list li{position:relative}
.nav-list a{position:relative;display:inline-block;padding:6px 0;font-size:.9375rem;font-weight:500;color:var(--text-2)}
.nav-list a::after{
  content:"";position:absolute;left:0;bottom:0;height:2px;width:0;border:0;
  background:var(--accent);border-radius:2px;box-shadow:0 0 10px var(--accent-glow);
  transition:width .18s ease-out;
}
.nav-list a:hover{color:var(--text-1)}
.nav-list a:hover::after{width:100%}
.nav-list a.is-active{color:var(--text-1);font-weight:600}
.nav-list a.is-active::after{width:100%}
.nav-list li:has(> a.is-active)::after{
  content:"";position:absolute;left:50%;transform:translateX(-50%);bottom:-9px;
  width:4px;height:4px;border-radius:50%;background:var(--accent);
  box-shadow:0 0 8px var(--accent-glow);
}
.dropdown-toggle::after{content:"" !important;border:0 !important;display:none}
.nav-list .dropdown-toggle{display:inline-flex;align-items:center;gap:5px}
.nav-list .dropdown-toggle svg{transition:transform .18s ease-out;color:var(--text-3)}
.nav-list .dropdown.show .dropdown-toggle svg{transform:rotate(180deg);color:var(--accent)}
.dropdown-menu{
  background:var(--ink-700);border:1px solid var(--line-strong);border-radius:12px;
  padding:8px;min-width:158px;box-shadow:var(--sh-card);margin-top:14px;
}
.dropdown-item{color:var(--text-2);border-radius:8px;padding:9px 12px;font-size:.9rem;transition:background .15s,color .15s}
.dropdown-item:hover,.dropdown-item:focus{background:var(--accent-soft);color:var(--text-1)}
.nav-actions{display:flex;align-items:center;gap:12px}
.icon-btn{
  width:38px;height:38px;border-radius:50%;background:transparent;border:1px solid var(--line);
  color:var(--text-2);display:inline-flex;align-items:center;justify-content:center;
  transition:border-color .18s ease-out,color .18s ease-out,background .18s;
}
.icon-btn:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-soft)}

/* ---------- 按钮 ---------- */
.btn-accent{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--accent);color:var(--ink-950);font-weight:700;border:0;
  border-radius:999px;padding:12px 26px;font-size:.9375rem;line-height:1.4;
  box-shadow:0 0 0 1px rgba(255,110,156,.55),0 10px 30px rgba(255,110,156,.32);
  transition:transform .18s ease-out,box-shadow .18s ease-out;
}
.btn-accent:hover{color:var(--ink-950);transform:translateY(-2px);box-shadow:0 0 0 1px rgba(255,110,156,.75),0 14px 38px rgba(255,110,156,.46)}
.btn-accent:active{transform:translateY(0)}
.btn-accent--sm{padding:9px 18px;font-size:.875rem}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:transparent;border:1px solid var(--line-strong);color:var(--text-1);
  border-radius:999px;padding:11px 24px;font-size:.9375rem;font-weight:600;line-height:1.4;
  transition:border-color .18s ease-out,background .18s ease-out,transform .18s ease-out;
}
.btn-ghost:hover{border-color:var(--accent);color:var(--text-1);background:rgba(255,110,156,.07);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0)}
.link-arrow{display:inline-flex;align-items:center;gap:8px;font-size:.9rem;font-weight:600;color:var(--text-1)}
.link-arrow svg{color:var(--accent);transition:transform .18s ease-out}
.link-arrow:hover svg{transform:translateX(4px)}

/* ---------- 移动端抽屉 ---------- */
.offcanvas.mobile-nav{background:var(--ink-900);border-left:1px solid var(--line);width:88%;max-width:340px;color:var(--text-2)}
.mobile-nav .offcanvas-header{border-bottom:1px solid var(--line);padding:18px 20px}
.mobile-nav__title{font-weight:800;color:var(--text-1);font-size:1.0625rem;letter-spacing:.5px}
.mobile-nav .btn-close{filter:invert(1) grayscale(1) brightness(1.6);opacity:.65}
.mobile-nav .btn-close:hover{opacity:1}
.mobile-nav .offcanvas-body{padding:20px;display:flex;flex-direction:column;gap:20px}
.mobile-nav__list{display:grid;gap:4px}
.mobile-nav__list a{display:block;padding:12px 0;font-size:1.125rem;color:var(--text-2);border-bottom:1px solid var(--line)}
.mobile-nav__list a.is-active{color:var(--accent);font-weight:700}
.mobile-nav__cta{width:100%;margin-top:auto}

/* ---------- 内页 Hero ---------- */
.page-hero{position:relative;overflow:hidden;padding:80px 0 68px;border-bottom:1px solid var(--line);
  background-image:url("/assets/images/backpic/back-2.webp");
  background-size:cover;background-position:center;}
.page-hero::before{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(8,13,25,.96) 0%,rgba(8,13,25,.86) 52%,rgba(8,13,25,.72) 100%)}
.page-hero::after{content:"";position:absolute;right:-140px;top:-180px;width:560px;height:560px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,110,156,.16),rgba(255,110,156,0) 66%);pointer-events:none}
.page-hero__inner{position:relative;z-index:2;display:grid;grid-template-columns:1.55fr 1fr;gap:44px;align-items:center}
.breadcrumb-line{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--text-3);margin-bottom:20px;flex-wrap:wrap}
.breadcrumb-line a{color:var(--text-3)}
.breadcrumb-line a:hover{color:var(--accent)}
.breadcrumb-line .current{color:var(--text-1)}
.eyebrow{display:inline-flex;align-items:center;gap:9px;font-size:12px;font-weight:600;letter-spacing:1.5px;color:var(--accent);margin-bottom:14px}
.eyebrow::before{content:"";width:20px;height:1px;background:var(--accent);box-shadow:0 0 8px var(--accent-glow)}
.page-hero h1{font-size:clamp(2rem,4.2vw,3.25rem);font-weight:800;line-height:1.15;letter-spacing:-.5px;margin:0 0 16px}
.page-hero__sub{font-size:1rem;color:var(--text-2);max-width:540px;margin:0}
.page-hero__actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:30px}

.glass-panel{
  background:linear-gradient(160deg,rgba(255,255,255,.07),rgba(255,255,255,.02));
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  backdrop-filter:blur(14px) saturate(120%);
  border:1px solid rgba(255,255,255,.10);
  border-radius:var(--r-glass);
  padding:26px;
  box-shadow:var(--sh-card);
}
.hero-card__title{font-size:.8125rem;font-weight:600;letter-spacing:1.5px;color:var(--text-3);margin:0 0 16px}
.stat-row{display:flex;align-items:baseline;justify-content:space-between;gap:12px;padding:13px 0;border-bottom:1px dashed var(--line)}
.stat-row:last-child{border-bottom:0;padding-bottom:2px}
.stat-row span{font-size:.875rem;color:var(--text-2)}
.stat-row b{font-size:1.375rem;font-weight:700;color:var(--text-1);font-variant-numeric:tabular-nums;line-height:1.2}
.stat-row b em{font-style:normal;font-size:.75rem;color:var(--text-3);margin-left:3px;font-weight:500}

/* ---------- 通用板块 ---------- */
.section{padding:96px 0}
.section--alt{background:var(--ink-950);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:36px}
.section-title{font-size:clamp(1.5rem,2.6vw,2.125rem);font-weight:700;line-height:1.25;margin:0 0 10px}
.section-sub{font-size:.9rem;color:var(--text-3);max-width:560px;margin:0}
.section-link{white-space:nowrap;font-size:.9rem}

/* ---------- 关系速览 ---------- */
.rel-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.rel-card{
  background:var(--ink-700);border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px;box-shadow:var(--sh-card);transition:border-color .18s ease-out,transform .18s ease-out,box-shadow .18s ease-out;
}
.rel-card:hover{border-color:rgba(255,110,156,.35);transform:translateY(-3px);box-shadow:var(--sh-hover)}
.rel-line{display:inline-flex;align-items:center;gap:7px;font-size:.75rem;font-weight:600;letter-spacing:.5px;
  color:var(--accent);background:var(--accent-soft);border-radius:999px;padding:4px 11px;margin-bottom:14px}
.rel-line--gold{color:var(--gold);background:var(--gold-soft)}
.rel-line--cool{color:var(--cool);background:var(--cool-soft)}
.rel-card h3{font-size:1.0625rem;font-weight:600;margin:0 0 8px;line-height:1.5}
.rel-pair{font-size:.8125rem;color:var(--text-3);margin:0 0 10px;font-variant-numeric:tabular-nums}
.rel-card p{font-size:.9rem;color:var(--text-2);margin:0;line-height:1.75}

/* ---------- 人物档案 ---------- */
.person-list{display:grid;gap:56px}
.person-row{display:grid;grid-template-columns:5fr 7fr;gap:44px;align-items:center}
.person-row--flip{grid-template-columns:7fr 5fr;margin-top:24px}
.person-row--flip .person-media{order:2}
.portrait{
  position:relative;border-radius:var(--r-card);overflow:hidden;
  background:var(--ink-700);border:1px solid rgba(255,255,255,.08);box-shadow:var(--sh-card);
  transition:border-color .18s ease-out,transform .18s ease-out;
}
.portrait:hover{border-color:rgba(255,110,156,.35);transform:translateY(-3px)}
.portrait img{width:100%;aspect-ratio:3/4;object-fit:cover;background:var(--ink-700)}
.portrait figcaption{font-size:12px;color:var(--text-3);padding:11px 16px 13px;border-top:1px solid var(--line);background:var(--ink-700);letter-spacing:.2px}
.badge-soft{
  display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;letter-spacing:.5px;
  color:var(--accent);background:var(--accent-soft);border-radius:999px;padding:4px 12px;margin-bottom:14px;
}
.badge-soft--gold{color:var(--gold);background:var(--gold-soft)}
.badge-soft--cool{color:var(--cool);background:var(--cool-soft)}
.person-body h3{font-size:1.25rem;font-weight:700;line-height:1.45;margin:0 0 14px}
.person-body p{font-size:.9375rem;color:var(--text-2);margin:0 0 18px}
.chip-list{display:flex;flex-wrap:wrap;gap:8px}
.chip-list li{
  font-size:12px;color:var(--text-3);border:1px solid var(--line);border-radius:999px;
  padding:4px 12px;background:rgba(255,255,255,.02);transition:color .15s,border-color .15s;
}
.chip-list li:hover{color:var(--accent);border-color:rgba(255,110,156,.4)}

/* ---------- 成长阶段 ---------- */
.stage-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.stage-card{
  background:var(--ink-700);border:1px solid var(--line);border-radius:var(--r-card);padding:24px;
  box-shadow:var(--sh-card);transition:border-color .18s ease-out,transform .18s ease-out;
}
.stage-card:hover{border-color:rgba(255,110,156,.35);transform:translateY(-3px)}
.stage-card:nth-child(2){margin-top:16px}
.stage-num{font-size:12px;font-weight:700;letter-spacing:1.5px;color:var(--gold);font-variant-numeric:tabular-nums;display:block;margin-bottom:10px}
.stage-card h3{font-size:1.125rem;font-weight:600;margin:0 0 10px}
.stage-card p{font-size:.9rem;color:var(--text-2);margin:0 0 18px}
.bar{height:6px;border-radius:999px;background:rgba(255,255,255,.08);overflow:hidden}
.bar span{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--accent),var(--gold))}
.bar-label{display:flex;justify-content:space-between;font-size:12px;color:var(--text-3);margin-top:10px;font-variant-numeric:tabular-nums}

/* ---------- FAQ ---------- */
.faq{max-width:880px;margin:0 auto}
.faq .accordion-item{
  background:transparent;border:1px solid var(--line);border-radius:14px !important;
  margin-bottom:12px;overflow:hidden;
}
.faq .accordion-item:has(.accordion-button:not(.collapsed)){border-color:rgba(255,110,156,.35);box-shadow:0 0 0 1px rgba(255,110,156,.12)}
.faq .accordion-button{
  background:rgba(255,255,255,.02);color:var(--text-1);font-size:1rem;font-weight:600;
  padding:18px 22px;box-shadow:none;border-radius:14px !important;gap:14px;line-height:1.6;
}
.faq .accordion-button:not(.collapsed){background:rgba(255,110,156,.06);color:var(--text-1);box-shadow:inset 2px 0 0 var(--accent)}
.faq .accordion-button:focus{box-shadow:inset 2px 0 0 var(--accent),0 0 0 2px rgba(255,110,156,.35);border-color:transparent}
.faq .accordion-button::after{
  content:"+";background-image:none !important;width:28px;height:28px;flex:none;
  display:flex;align-items:center;justify-content:center;
  border:1px solid var(--line-strong);border-radius:50%;color:var(--text-2);
  font-size:17px;font-weight:400;line-height:1;transform:none;transition:transform .2s ease-out,color .2s,border-color .2s;
}
.faq .accordion-button:not(.collapsed)::after{transform:rotate(45deg);color:var(--accent);border-color:rgba(255,110,156,.5)}
.faq .accordion-body{padding:4px 22px 22px;font-size:.9375rem;color:var(--text-2);background:rgba(255,110,156,.03)}
.faq .accordion-body p{margin:0}

/* ---------- CTA ---------- */
.cta-panel{
  position:relative;overflow:hidden;border-radius:var(--r-glass);padding:44px;
  display:flex;align-items:center;justify-content:space-between;gap:36px;
  background:linear-gradient(160deg,rgba(255,255,255,.07),rgba(255,255,255,.02));
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  backdrop-filter:blur(14px) saturate(120%);
  border:1px solid rgba(255,255,255,.10);box-shadow:var(--sh-card);
}
.cta-panel::after{content:"";position:absolute;right:-90px;top:-120px;width:380px;height:380px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,110,156,.20),rgba(255,110,156,0) 68%);pointer-events:none}
.cta-panel__text{position:relative;z-index:2;max-width:620px}
.cta-panel h2{font-size:clamp(1.5rem,2.6vw,2rem);font-weight:700;margin:0 0 10px}
.cta-panel p{font-size:.9375rem;color:var(--text-2);margin:0}
.cta-panel__actions{position:relative;z-index:2;display:flex;gap:14px;flex-wrap:wrap;flex:none}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink-900);border-top:1px solid var(--line);color:var(--text-2)}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.35fr;gap:40px;padding:64px 0 40px}
.footer-brand .brand{margin-bottom:16px}
.footer-desc{font-size:.9rem;color:var(--text-3);max-width:340px;line-height:1.8;margin:0}
.footer-col h4{font-size:.9375rem;font-weight:600;color:var(--text-1);margin:0 0 16px}
.footer-col ul{display:grid;gap:10px}
.footer-col a{font-size:.9rem;color:var(--text-2)}
.footer-col a:hover{color:var(--accent)}
.footer-contact p{font-size:.875rem;color:var(--text-3);margin:0 0 10px;line-height:1.7}
.footer-contact strong{color:var(--text-2);font-weight:600}
.footer-qr{
  width:104px;height:104px;margin-top:14px;border:1px dashed var(--line-strong);border-radius:12px;
  display:flex;align-items:center;justify-content:center;text-align:center;
  font-size:11px;line-height:1.5;color:var(--text-3);background:rgba(255,255,255,.02);
}
.footer-bottom{border-top:1px solid var(--line);padding:22px 0 34px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}
.footer-bottom p{font-size:12px;color:var(--text-3);margin:0;line-height:1.7}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .rel-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:991.98px){
  .section{padding:72px 0}
  .page-hero{padding:64px 0 56px}
  .page-hero__inner{grid-template-columns:1fr;gap:32px}
  .person-row,.person-row--flip{grid-template-columns:1fr;gap:26px;margin-top:0}
  .person-row--flip .person-media{order:0}
  .stage-grid{grid-template-columns:1fr}
  .stage-card:nth-child(2){margin-top:0}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;padding:52px 0 32px}
  .cta-panel{flex-direction:column;align-items:flex-start;padding:36px}
}
@media (max-width:767.98px){
  .section{padding:56px 0}
  .rel-grid{grid-template-columns:1fr}
  .person-row .person-media{order:-1}
  .person-list{gap:44px}
  .footer-bottom{flex-direction:column}
}
@media (max-width:575.98px){
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-desc{max-width:none}
  .page-hero__actions .btn-accent,.page-hero__actions .btn-ghost{width:100%}
  .cta-panel{padding:28px}
  .cta-panel__actions{width:100%}
  .cta-panel__actions .btn-accent,.cta-panel__actions .btn-ghost{width:100%}
  .faq .accordion-button{font-size:.9375rem;padding:16px 18px}
  .faq .accordion-body{padding:4px 18px 20px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition:none !important;animation:none !important;scroll-behavior:auto !important}
  .btn-accent:hover,.btn-ghost:hover,.rel-card:hover,.stage-card:hover,.portrait:hover{transform:none}
}

/* roulang page: category3 */
:root{
  --ink-950:#06090F;
  --ink-900:#080D19;
  --ink-800:#0B1222;
  --ink-700:#111A2E;
  --ink-600:#17223B;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --text-1:#F3F6FF;
  --text-2:#B7C2DA;
  --text-3:#7C87A3;
  --accent:#FF6E9C;
  --accent-soft:rgba(255,110,156,.14);
  --accent-glow:rgba(255,110,156,.42);
  --gold:#F0C070;
  --cool:#6FA8FF;
  --r-glass:20px;
  --r-card:16px;
  --r-img:14px;
  --shadow-card:0 18px 48px rgba(3,7,18,.55);
  --shadow-hover:0 24px 60px rgba(3,7,18,.65);
  --font-cn:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--ink-800);
  color:var(--text-2);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .16s ease-out,border-color .16s ease-out,background-color .16s ease-out;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
@media (min-width:992px){.wrap{padding:0 24px;}}

/* ============ 顶部信息条 ============ */
.site-header{position:relative;z-index:1040;}
.topbar{background:var(--ink-900);border-bottom:1px solid var(--line);height:38px;}
.topbar__inner{height:38px;display:flex;align-items:center;justify-content:space-between;gap:16px;}
.topbar__left{display:flex;align-items:center;gap:12px;font-size:12px;color:var(--text-3);min-width:0;}
.topbar__domain{letter-spacing:.2px;}
.topbar__note{position:relative;padding-left:12px;color:var(--text-3);white-space:nowrap;}
.topbar__note::before{content:"";position:absolute;left:0;top:50%;width:1px;height:12px;transform:translateY(-50%);background:var(--line-strong);}
.topbar__right{display:flex;align-items:center;gap:16px;font-size:12.5px;}
.topbar__link{color:var(--text-2);}
.topbar__link:hover{color:var(--text-1);}
.topbar__link--accent{color:var(--accent);font-weight:600;}
.topbar__link--accent:hover{color:var(--accent);opacity:.85;}
@media (max-width:767.98px){
  .topbar__left{display:none;}
  .topbar__inner{justify-content:flex-end;}
}

/* ============ 主导航 ============ */
.navbar-main{
  position:sticky;top:0;z-index:1030;
  background:rgba(8,13,25,.94);
  border-bottom:1px solid var(--line);
  backdrop-filter:blur(12px) saturate(120%);
  -webkit-backdrop-filter:blur(12px) saturate(120%);
}
.navbar-main__inner{height:72px;display:flex;align-items:center;justify-content:space-between;gap:20px;}
.brand{display:flex;flex-direction:column;gap:2px;min-width:0;}
.brand__mark{
  display:inline-flex;align-items:center;gap:8px;
  color:var(--text-1);font-size:1.125rem;font-weight:800;letter-spacing:.3px;line-height:1.3;
}
.brand__mark svg{color:var(--accent);flex:none;}
.brand__sub{font-size:11px;color:var(--text-3);letter-spacing:.2px;line-height:1.4;white-space:nowrap;}
.nav-list{display:none;align-items:center;gap:2px;margin:0;}
.nav-list > li > a{
  position:relative;display:inline-block;
  padding:10px 12px;border-radius:10px;
  font-size:15px;color:var(--text-2);
}
.nav-list > li > a::after{
  content:"";position:absolute;left:12px;right:12px;bottom:4px;height:2px;
  background:var(--accent);border-radius:2px;
  transform:scaleX(0);transform-origin:left center;
  transition:transform .18s ease-out;
}
.nav-list > li > a:hover{color:var(--text-1);}
.nav-list > li > a:hover::after{transform:scaleX(1);}
.nav-list > li > a.is-active{color:var(--text-1);font-weight:600;}
.nav-list > li > a.is-active::after{transform:scaleX(1);box-shadow:0 0 12px var(--accent-glow);}
.nav-list > li > a.is-active::before{
  content:"";position:absolute;left:50%;bottom:-2px;width:4px;height:4px;border-radius:50%;
  background:var(--accent);transform:translateX(-50%);box-shadow:0 0 8px var(--accent-glow);
}
.nav-actions{display:flex;align-items:center;gap:10px;}
.icon-btn{
  width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;
  background:transparent;color:var(--text-2);
  border:1px solid var(--line);border-radius:12px;
  cursor:pointer;transition:border-color .16s ease-out,color .16s ease-out,background-color .16s ease-out;
}
.icon-btn:hover{color:var(--text-1);border-color:var(--accent);background:rgba(255,110,156,.06);}
.btn-accent{
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  padding:12px 22px;border:0;border-radius:999px;
  background:var(--accent);color:var(--ink-950);
  font-size:15px;font-weight:700;letter-spacing:.3px;line-height:1.2;
  box-shadow:0 0 0 1px rgba(255,110,156,.55),0 10px 30px rgba(255,110,156,.32);
  transition:transform .16s ease-out,box-shadow .16s ease-out,filter .16s ease-out;
  cursor:pointer;
}
.btn-accent:hover{transform:translateY(-2px);box-shadow:0 0 0 1px rgba(255,110,156,.85),0 16px 40px rgba(255,110,156,.46);color:var(--ink-950);}
.btn-accent:active{transform:translateY(0);box-shadow:0 0 0 1px rgba(255,110,156,.55),0 8px 20px rgba(255,110,156,.28);}
.btn-accent--sm{padding:9px 18px;font-size:14px;}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 20px;border-radius:12px;
  border:1px solid var(--line-strong);background:transparent;
  color:var(--text-1);font-size:15px;font-weight:600;
  transition:border-color .16s ease-out,background-color .16s ease-out,transform .16s ease-out;
}
.btn-ghost:hover{border-color:var(--accent);color:var(--text-1);transform:translateY(-2px);background:rgba(255,110,156,.05);}
.btn-ghost:active{transform:translateY(0);}
.text-link{display:inline-flex;align-items:center;gap:6px;color:var(--accent);font-size:14px;font-weight:600;}
.text-link:hover{color:var(--accent);opacity:.85;}
.text-link svg{transition:transform .16s ease-out;}
.text-link:hover svg{transform:translateX(3px);}
.dropdown-menu{
  background:var(--ink-900);
  border:1px solid var(--line);
  border-radius:12px;
  padding:8px;
  margin-top:10px;
  box-shadow:var(--shadow-card);
  min-width:168px;
}
.dropdown-item{
  border-radius:8px;padding:9px 12px;font-size:14px;color:var(--text-2);
}
.dropdown-item:hover,.dropdown-item:focus{background:var(--accent-soft);color:var(--text-1);}
.navbar-main .dropdown-toggle::after{
  margin-left:6px;vertical-align:2px;
  border-top-width:4px;border-right-width:4px;border-left-width:4px;
  border-top-color:var(--text-3);
}
@media (min-width:992px){
  .nav-list{display:flex;}
}
@media (max-width:991.98px){
  .brand__sub{display:none;}
  .navbar-main__inner{height:64px;}
}

/* ============ 移动端抽屉 ============ */
.offcanvas.offcanvas-end.mobile-nav{
  background:var(--ink-900);color:var(--text-1);
  width:min(88vw,360px);border-left:1px solid var(--line);
}
.mobile-nav .offcanvas-header{border-bottom:1px solid var(--line);padding:18px 20px;}
.mobile-nav .offcanvas-title{font-size:1rem;font-weight:700;color:var(--text-1);}
.mobile-nav .btn-close{filter:invert(1) grayscale(1);opacity:.7;}
.mobile-nav .offcanvas-body{padding:16px 20px 24px;display:flex;flex-direction:column;}
.mobile-nav__list{display:flex;flex-direction:column;gap:2px;margin-bottom:20px;}
.mobile-nav__list a{
  display:block;padding:13px 12px;border-radius:12px;
  font-size:1.125rem;color:var(--text-2);
}
.mobile-nav__list a:hover,.mobile-nav__list a.is-active{background:var(--accent-soft);color:var(--text-1);}
.mobile-nav__foot{margin-top:auto;display:flex;flex-direction:column;gap:12px;}
.mobile-nav__foot .btn-accent{width:100%;}

/* ============ 页面首屏 ============ */
.page-hero{position:relative;overflow:hidden;background:var(--ink-900);border-bottom:1px solid var(--line);}
.page-hero__bg{
  position:absolute;inset:0;
  background-size:cover;background-position:center;
  opacity:.34;filter:saturate(.85);
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(620px 340px at 84% 14%, rgba(255,110,156,.18), transparent 72%),
    linear-gradient(180deg, rgba(8,13,25,.70) 0%, rgba(11,18,34,.96) 100%);
}
.page-hero__inner{position:relative;z-index:2;padding:52px 0 60px;}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:12px;color:var(--text-3);margin-bottom:22px;}
.crumbs a{color:var(--text-3);}
.crumbs a:hover{color:var(--accent);}
.crumbs span.sep{color:var(--line-strong);}
.crumbs .current{color:var(--text-1);}
.eyebrow{
  display:inline-flex;align-items:center;gap:7px;
  padding:5px 13px;border-radius:999px;
  background:var(--accent-soft);color:var(--accent);
  font-size:12px;font-weight:600;letter-spacing:.4px;
  margin-bottom:18px;
}
.eyebrow::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--accent);box-shadow:0 0 8px var(--accent-glow);}
.page-hero h1{
  font-size:clamp(2rem,4.2vw,3.25rem);
  font-weight:800;line-height:1.15;letter-spacing:-.5px;
  color:var(--text-1);max-width:820px;
}
.page-hero__lead{margin-top:18px;font-size:1.0625rem;color:var(--text-2);max-width:640px;line-height:1.8;}
.hero-chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:7px 15px;border-radius:999px;
  border:1px solid var(--line);background:rgba(255,255,255,.02);
  font-size:13px;color:var(--text-2);
}
.chip--on{border-color:var(--accent);color:var(--accent);background:var(--accent-soft);}
.chip svg{color:var(--gold);}

/* ============ 板块通用 ============ */
.sec{padding:96px 0;}
.sec--tight{padding:72px 0 96px;}
@media (max-width:991.98px){.sec,.sec--tight{padding:72px 0;}}
@media (max-width:575.98px){.sec,.sec--tight{padding:56px 0;}}
.sec-head{max-width:720px;margin-bottom:36px;}
.sec-head h2{
  font-size:clamp(1.5rem,2.6vw,2.125rem);
  font-weight:700;line-height:1.25;color:var(--text-1);letter-spacing:-.2px;
}
.sec-head p{margin-top:12px;color:var(--text-2);font-size:15.5px;}
.sec-head--row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;max-width:none;flex-wrap:wrap;}

/* ============ 通栏大图 ============ */
.feature-figure{margin:0;position:relative;}
.feature-figure__frame{
  position:relative;width:100%;aspect-ratio:16/9;
  border-radius:var(--r-glass);overflow:hidden;
  background:var(--ink-700);
  border:1px solid var(--line);
  box-shadow:var(--shadow-card);
}
.feature-figure__frame img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease-out;}
.feature-figure__frame:hover img{transform:scale(1.02);}
.feature-figure__frame::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg, rgba(6,9,15,0) 45%, rgba(6,9,15,.72) 100%);
  pointer-events:none;
}
.feature-figure__tag{
  position:absolute;left:18px;top:18px;z-index:2;
  padding:5px 12px;border-radius:999px;
  background:rgba(8,13,25,.72);border:1px solid var(--line-strong);
  color:var(--text-1);font-size:12px;font-weight:600;
  backdrop-filter:blur(8px);
}
.feature-figure figcaption{
  margin-top:14px;text-align:center;font-size:12px;color:var(--text-3);
}
.quote-panel{
  margin-top:32px;
  padding:24px 28px;
  border-radius:var(--r-card);
  background:var(--ink-700);
  border:1px solid var(--line);
  border-left:3px solid var(--accent);
  color:var(--text-2);
  font-size:15.5px;
  line-height:1.9;
}
.quote-panel strong{color:var(--text-1);font-weight:600;}

/* ============ 时间线 ============ */
.timeline{position:relative;padding-left:34px;margin-top:8px;}
.timeline::before{
  content:"";position:absolute;left:7px;top:8px;bottom:8px;width:2px;
  background:linear-gradient(180deg,rgba(255,110,156,.55) 0%,rgba(255,110,156,.22) 40%,rgba(255,255,255,.08) 100%);
  border-radius:2px;
}
.tl-item{position:relative;padding:0 0 36px 0;}
.tl-item:last-child{padding-bottom:0;}
.tl-item::before{
  content:"";position:absolute;left:-31px;top:9px;
  width:10px;height:10px;border-radius:50%;
  background:var(--accent);
  box-shadow:0 0 0 4px rgba(255,110,156,.14),0 0 18px var(--accent-glow);
}
.tl-item__step{
  display:inline-block;font-size:12px;font-weight:600;letter-spacing:1px;
  color:var(--gold);font-variant-numeric:tabular-nums;margin-bottom:6px;
}
.tl-item h3{font-size:1.25rem;font-weight:700;color:var(--text-1);line-height:1.4;margin-bottom:8px;}
.tl-item p{color:var(--text-2);font-size:15px;line-height:1.85;max-width:760px;}
.tl-item p + p{margin-top:6px;color:var(--text-3);font-size:14px;}
@media (max-width:575.98px){
  .timeline{padding-left:26px;}
  .timeline::before{left:5px;}
  .tl-item::before{left:-25px;width:8px;height:8px;}
}

/* ============ 分工卡 ============ */
.crew-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:8px;}
.crew-card{
  background:var(--ink-700);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:22px;
  box-shadow:var(--shadow-card);
  transition:transform .18s ease-out,border-color .18s ease-out,box-shadow .18s ease-out;
}
.crew-card:hover{transform:translateY(-3px);border-color:rgba(255,110,156,.35);box-shadow:var(--shadow-hover);}
.crew-card__icon{
  width:40px;height:40px;border-radius:12px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--accent-soft);color:var(--accent);margin-bottom:14px;
}
.crew-card h3{font-size:1.0625rem;font-weight:600;color:var(--text-1);margin-bottom:8px;}
.crew-card p{font-size:14px;color:var(--text-2);line-height:1.75;}
@media (max-width:991.98px){.crew-grid{grid-template-columns:repeat(2,1fr);}}
@media (max-width:575.98px){.crew-grid{grid-template-columns:1fr;gap:16px;}}

/* ============ 花絮看点 ============ */
.notes-layout{display:grid;grid-template-columns:5fr 7fr;gap:40px;align-items:center;}
.notes-media{
  border-radius:var(--r-glass);overflow:hidden;
  border:1px solid var(--line);background:var(--ink-700);
  box-shadow:var(--shadow-card);
  aspect-ratio:4/3;
}
.notes-media img{width:100%;height:100%;object-fit:cover;}
.notes-list{display:flex;flex-direction:column;}
.notes-item{
  display:flex;gap:16px;padding:20px 0;
  border-bottom:1px solid var(--line);
}
.notes-item:first-child{padding-top:0;}
.notes-item:last-child{border-bottom:0;padding-bottom:0;}
.notes-item__num{
  flex:none;font-size:13px;font-weight:700;color:var(--gold);
  font-variant-numeric:tabular-nums;padding-top:3px;letter-spacing:1px;
}
.notes-item h3{font-size:1.0625rem;font-weight:600;color:var(--text-1);margin-bottom:6px;}
.notes-item p{font-size:14.5px;color:var(--text-2);}
@media (max-width:991.98px){
  .notes-layout{grid-template-columns:1fr;gap:28px;}
  .notes-media{aspect-ratio:16/9;}
}

/* ============ FAQ ============ */
.faq-glass{
  background:linear-gradient(160deg,rgba(255,255,255,.07),rgba(255,255,255,.02));
  border:1px solid rgba(255,255,255,.10);
  border-radius:var(--r-glass);
  padding:12px 28px;
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  box-shadow:var(--shadow-card);
}
.faq-glass .accordion-item{background:transparent;border:0;border-bottom:1px solid var(--line);}
.faq-glass .accordion-item:last-child{border-bottom:0;}
.faq-glass .accordion-button{
  background:transparent;color:var(--text-1);
  font-size:1rem;font-weight:600;line-height:1.6;
  padding:20px 4px 20px 0;box-shadow:none;border-radius:0;
}
.faq-glass .accordion-button:not(.collapsed){color:var(--accent);background:transparent;box-shadow:none;}
.faq-glass .accordion-button:focus{box-shadow:none;outline:2px solid var(--accent);outline-offset:-2px;border-radius:8px;}
.faq-glass .accordion-button::after{
  content:"+";background-image:none;
  width:26px;height:26px;flex:none;
  display:flex;align-items:center;justify-content:center;
  font-size:17px;font-weight:400;line-height:1;
  color:var(--text-2);
  border:1px solid var(--line);border-radius:50%;
  transition:transform .18s ease-out,color .18s ease-out,border-color .18s ease-out;
  margin-left:auto;
}
.faq-glass .accordion-button:not(.collapsed)::after{
  transform:rotate(45deg);color:var(--accent);border-color:var(--accent);
  box-shadow:0 0 14px rgba(255,110,156,.28);
}
.faq-glass .accordion-body{padding:0 40px 22px 0;color:var(--text-2);font-size:14.5px;line-height:1.85;}
.faq-glass .accordion-button .faq-idx{color:var(--text-3);font-size:13px;font-weight:600;margin-right:10px;font-variant-numeric:tabular-nums;}
@media (max-width:575.98px){
  .faq-glass{padding:8px 18px;}
  .faq-glass .accordion-body{padding-right:8px;}
}

/* ============ CTA ============ */
.cta-panel{
  position:relative;overflow:hidden;
  background:linear-gradient(160deg,rgba(255,255,255,.07),rgba(255,255,255,.02));
  border:1px solid rgba(255,255,255,.10);
  border-radius:var(--r-glass);
  padding:44px 40px;
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  box-shadow:var(--shadow-card);
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.cta-panel::before{
  content:"";position:absolute;right:-60px;top:-80px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,110,156,.28),transparent 68%);
  pointer-events:none;
}
.cta-panel__text{position:relative;z-index:2;max-width:560px;}
.cta-panel h2{font-size:clamp(1.375rem,2.4vw,1.875rem);font-weight:700;color:var(--text-1);line-height:1.3;margin-bottom:10px;}
.cta-panel p{font-size:15px;color:var(--text-2);}
.cta-panel__actions{position:relative;z-index:2;display:flex;align-items:center;gap:18px;flex-wrap:wrap;}
@media (max-width:767.98px){
  .cta-panel{padding:32px 24px;gap:22px;}
}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink-900);border-top:1px solid var(--line);padding:64px 0 28px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:36px;}
.footer-brand .brand{margin-bottom:16px;}
.footer-desc{font-size:14px;color:var(--text-3);line-height:1.8;max-width:340px;}
.footer-col h4{font-size:.9375rem;font-weight:700;color:var(--text-1);margin-bottom:16px;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col ul a{font-size:14px;color:var(--text-2);}
.footer-col ul a:hover{color:var(--accent);}
.footer-contact p{font-size:14px;color:var(--text-3);margin-bottom:8px;line-height:1.75;}
.footer-contact strong{color:var(--text-2);font-weight:600;}
.footer-qr{
  margin-top:14px;width:132px;height:88px;
  border:1px dashed var(--line-strong);border-radius:12px;
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  font-size:12px;color:var(--text-3);text-align:center;line-height:1.6;
  background:rgba(255,255,255,.02);
}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:12px;color:var(--text-3);
}
.footer-bottom p{line-height:1.7;}
@media (max-width:767.98px){
  .site-footer{padding:48px 0 22px;}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:28px;}
  .footer-brand{grid-column:1 / -1;}
}
@media (max-width:575.98px){
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;gap:8px;}
}

/* ============ 动效降级 ============ */
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;}
  .btn-accent:hover,.btn-ghost:hover,.crew-card:hover,.feature-figure__frame:hover img{transform:none !important;}
}

/* roulang page: category4 */
:root{
  --ink-950:#06090F;
  --ink-900:#080D19;
  --ink-800:#0B1222;
  --ink-700:#111A2E;
  --ink-600:#17223B;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --text-1:#F3F6FF;
  --text-2:#B7C2DA;
  --text-3:#7C87A3;
  --accent:#FF6E9C;
  --accent-soft:rgba(255,110,156,.14);
  --accent-glow:rgba(255,110,156,.42);
  --gold:#F0C070;
  --cool:#6FA8FF;
  --r-lg:20px;
  --r-md:16px;
  --r-sm:12px;
  --r-pill:999px;
  --sh-card:0 18px 48px rgba(3,7,18,.55), inset 0 1px 0 rgba(255,255,255,.06);
  --sh-hover:0 24px 60px rgba(3,7,18,.65);
  --font:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  background:var(--ink-800);
  color:var(--text-2);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .16s ease-out,border-color .16s ease-out,background-color .16s ease-out;}
a:hover{color:var(--accent);}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,h5{margin:0;color:var(--text-1);font-weight:700;letter-spacing:-.2px;}
p{margin:0;}
::selection{background:var(--accent-soft);color:#fff;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px;}

.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
@media (min-width:992px){.wrap{padding:0 24px;}}

/* ============ 顶部信息条 ============ */
.topbar{
  background:var(--ink-900);
  border-bottom:1px solid var(--line);
  font-size:12.5px;
  color:var(--text-3);
}
.topbar__inner{
  height:38px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
}
.topbar__left{display:flex;align-items:center;gap:12px;min-width:0;}
.topbar__domain{color:var(--text-2);letter-spacing:.4px;font-variant-numeric:tabular-nums;}
.topbar__note{
  padding-left:12px;
  border-left:1px solid var(--line);
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
.topbar__right{display:flex;align-items:center;gap:18px;flex-shrink:0;}
.topbar__link{color:var(--text-2);}
.topbar__link:hover{color:var(--text-1);}
.topbar__link--accent{color:var(--accent);font-weight:600;}
.topbar__link--accent:hover{color:var(--accent);text-decoration:underline;text-underline-offset:4px;}
@media (max-width:767.98px){
  .topbar__left{display:none;}
  .topbar__right{width:100%;justify-content:flex-end;gap:14px;}
}

/* ============ 主导航 ============ */
.site-header{position:sticky;top:0;z-index:1030;background:var(--ink-800);}
.navbar-main{
  border-bottom:1px solid var(--line);
  background:var(--ink-800);
  transition:background-color .2s ease-out,backdrop-filter .2s ease-out;
}
.site-header.is-stuck .navbar-main{
  background:rgba(11,18,34,.82);
  backdrop-filter:blur(12px) saturate(120%);
  -webkit-backdrop-filter:blur(12px) saturate(120%);
}
.navbar-main__inner{
  height:72px;
  display:flex;
  align-items:center;
  gap:22px;
}
.brand{display:inline-flex;flex-direction:column;gap:2px;line-height:1.2;flex-shrink:0;}
.brand__mark{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:1.0625rem;
  font-weight:800;
  color:var(--text-1);
  letter-spacing:.2px;
}
.brand__mark svg{color:var(--accent);flex:0 0 auto;}
.brand:hover .brand__mark{color:var(--text-1);}
.brand__sub{font-size:11px;color:var(--text-3);letter-spacing:.3px;padding-left:26px;}

.nav-list{display:none;align-items:center;gap:6px;margin:0 auto 0 8px;}
.nav-list > li > a{
  position:relative;
  display:inline-block;
  padding:8px 12px;
  font-size:14.5px;
  color:var(--text-2);
  border-radius:10px;
  white-space:nowrap;
}
.nav-list > li > a::after{
  content:"";
  position:absolute;
  left:12px;right:12px;bottom:2px;
  height:2px;
  background:var(--accent);
  border-radius:2px;
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .18s ease-out;
}
.nav-list > li > a:hover{color:var(--text-1);}
.nav-list > li > a:hover::after{transform:scaleX(1);}
.nav-list > li > a.is-active{color:var(--text-1);font-weight:600;}
.nav-list > li > a.is-active::after{transform:scaleX(1);box-shadow:0 0 8px var(--accent-glow);}
.nav-list .dropdown-toggle::after{
  display:inline-block;
  margin-left:6px;
  vertical-align:middle;
  border-top:4px solid currentColor;
  border-right:4px solid transparent;
  border-left:4px solid transparent;
  content:"";
}
.nav-actions{display:flex;align-items:center;gap:10px;margin-left:auto;}
.icon-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:38px;height:38px;
  border:1px solid var(--line);
  border-radius:var(--r-pill);
  background:transparent;
  color:var(--text-2);
  cursor:pointer;
  transition:border-color .16s ease-out,color .16s ease-out,background-color .16s ease-out;
}
.icon-btn:hover{border-color:var(--line-strong);color:var(--text-1);background:var(--ink-700);}

.btn-accent{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:44px;
  padding:0 26px;
  border:0;
  border-radius:var(--r-pill);
  background:var(--accent);
  color:var(--ink-950);
  font-size:14.5px;
  font-weight:700;
  letter-spacing:.3px;
  cursor:pointer;
  box-shadow:0 0 0 1px rgba(255,110,156,.55),0 10px 30px rgba(255,110,156,.32);
  transition:transform .16s ease-out,box-shadow .16s ease-out,background-color .16s ease-out;
}
.btn-accent:hover{
  color:var(--ink-950);
  transform:translateY(-2px);
  box-shadow:0 0 0 1px rgba(255,110,156,.75),0 16px 38px rgba(255,110,156,.45);
}
.btn-accent:active{transform:translateY(0);}
.btn-accent--sm{min-height:38px;padding:0 18px;font-size:13.5px;}
.btn-ghost{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:44px;
  padding:0 24px;
  border:1px solid var(--line-strong);
  border-radius:var(--r-pill);
  background:transparent;
  color:var(--text-1);
  font-size:14.5px;
  font-weight:600;
  transition:border-color .16s ease-out,color .16s ease-out,transform .16s ease-out;
}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0);}
.link-arrow{display:inline-flex;align-items:center;gap:6px;color:var(--accent);font-size:14px;font-weight:600;}
.link-arrow svg{transition:transform .16s ease-out;}
.link-arrow:hover svg{transform:translateX(3px);}

@media (min-width:992px){
  .nav-list{display:flex;}
}
@media (max-width:991.98px){
  .navbar-main__inner{height:64px;gap:12px;}
  .brand__sub{display:none;}
}

/* 下拉菜单 */
.dropdown-menu{
  margin-top:10px;
  padding:8px;
  min-width:170px;
  border:1px solid var(--line);
  border-radius:var(--r-md);
  background:var(--ink-700);
  box-shadow:var(--sh-card);
}
.dropdown-item{
  padding:9px 12px;
  border-radius:10px;
  color:var(--text-2);
  font-size:14px;
}
.dropdown-item:hover,.dropdown-item:focus{background:var(--ink-600);color:var(--accent);}

/* 移动抽屉 */
.drawer{background:var(--ink-900);color:var(--text-2);border-left:1px solid var(--line);width:min(88vw,340px);}
.drawer .offcanvas-header{border-bottom:1px solid var(--line);padding:18px 20px;}
.drawer .offcanvas-body{padding:20px;display:flex;flex-direction:column;gap:18px;}
.drawer-list{display:flex;flex-direction:column;}
.drawer-list a{
  display:block;
  padding:14px 4px;
  font-size:1.125rem;
  color:var(--text-1);
  border-bottom:1px solid var(--line);
}
.drawer-list a.is-active{color:var(--accent);}
.drawer-note{font-size:12.5px;color:var(--text-3);}

/* ============ 页面 Hero ============ */
.page-hero{
  position:relative;
  overflow:hidden;
  border-bottom:1px solid var(--line);
  background:var(--ink-900);
}
.page-hero__bg{
  position:absolute;
  inset:0;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;
  background-position:center;
  opacity:.5;
}
.page-hero__bg::after{
  content:"";
  position:absolute;
  inset:0;
  background:
    radial-gradient(620px 320px at 78% 18%,rgba(255,110,156,.10),transparent 70%),
    linear-gradient(180deg,rgba(8,13,25,.90),rgba(11,18,34,.97));
}
.page-hero__inner{
  position:relative;
  z-index:2;
  padding:76px 0 64px;
  text-align:center;
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:6px 14px;
  border:1px solid var(--line-strong);
  border-radius:var(--r-pill);
  background:var(--accent-soft);
  color:var(--accent);
  font-size:12px;
  font-weight:600;
  letter-spacing:.6px;
}
.page-hero h1{
  margin:20px auto 0;
  max-width:900px;
  font-size:clamp(2rem,4.2vw,3.25rem);
  font-weight:800;
  line-height:1.15;
  letter-spacing:-.5px;
}
.page-hero__lead{
  margin:18px auto 0;
  max-width:640px;
  font-size:16px;
  color:var(--text-2);
}
.page-hero__actions{
  margin-top:30px;
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  justify-content:center;
}
.hero-stats{
  margin-top:44px;
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:1px;
  background:var(--line);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  overflow:hidden;
  max-width:760px;
  margin-left:auto;
  margin-right:auto;
}
.hero-stats__item{background:rgba(8,13,25,.72);padding:18px 12px;text-align:center;}
.hero-stats__item strong{
  display:block;
  color:var(--text-1);
  font-size:1.0625rem;
  font-weight:700;
  font-variant-numeric:tabular-nums;
}
.hero-stats__item span{font-size:12.5px;color:var(--text-3);}
@media (max-width:575.98px){
  .page-hero__inner{padding:52px 0 46px;}
  .hero-stats{grid-template-columns:1fr;}
}

/* ============ 通用板块 ============ */
.section{padding:96px 0;}
.section--alt{background:var(--ink-900);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{max-width:720px;margin-bottom:34px;}
.section-head .kicker{
  display:inline-block;
  font-size:12px;
  font-weight:600;
  letter-spacing:1.4px;
  color:var(--accent);
  margin-bottom:10px;
}
.section-head h2{
  font-size:clamp(1.5rem,2.6vw,2.125rem);
  line-height:1.25;
}
.section-head p{margin-top:12px;color:var(--text-3);font-size:14.5px;}
@media (max-width:991.98px){.section{padding:72px 0;}}
@media (max-width:575.98px){.section{padding:56px 0;}}

/* ============ 权益对比表 ============ */
.table-panel{
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  background:linear-gradient(160deg,rgba(255,255,255,.07),rgba(255,255,255,.02));
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  box-shadow:var(--sh-card);
  overflow:hidden;
}
.table-panel__head{
  display:flex;
  flex-wrap:wrap;
  gap:10px 20px;
  align-items:baseline;
  justify-content:space-between;
  padding:22px 24px;
  border-bottom:1px solid var(--line);
}
.table-panel__head h3{font-size:1.0625rem;font-weight:600;}
.table-panel__head span{font-size:12.5px;color:var(--text-3);}
.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;}
table.cmp{
  width:100%;
  min-width:640px;
  border-collapse:collapse;
  font-size:14.5px;
}
table.cmp th,table.cmp td{
  padding:15px 18px;
  text-align:left;
  border-bottom:1px solid var(--line);
  vertical-align:middle;
}
table.cmp thead th{
  color:var(--text-1);
  font-weight:700;
  font-size:13.5px;
  letter-spacing:.3px;
  background:rgba(255,255,255,.03);
  white-space:nowrap;
}
table.cmp thead th.col-free{color:var(--text-2);font-weight:600;}
table.cmp thead th.col-m{color:var(--text-1);}
table.cmp thead th.col-y{color:var(--gold);}
table.cmp tbody tr:nth-child(even){background:rgba(255,255,255,.02);}
table.cmp tbody tr:hover{background:rgba(255,255,255,.04);}
table.cmp td:first-child{color:var(--text-1);font-weight:600;white-space:nowrap;}
table.cmp tbody tr:last-child td{border-bottom:0;}
.cell-yes{display:inline-flex;align-items:center;gap:6px;color:var(--text-1);}
.cell-yes svg{color:var(--accent);flex:0 0 auto;}
.cell-no{color:var(--text-3);}
.cell-tag{
  display:inline-block;
  padding:2px 10px;
  border-radius:var(--r-pill);
  background:var(--accent-soft);
  color:var(--accent);
  font-size:12px;
  font-weight:600;
}
.cell-tag--gold{background:rgba(240,192,112,.14);color:var(--gold);}
.table-foot{
  display:flex;
  flex-wrap:wrap;
  gap:12px 18px;
  align-items:center;
  justify-content:space-between;
  padding:18px 24px;
  border-top:1px solid var(--line);
  background:rgba(9,14,26,.45);
  font-size:13px;
  color:var(--text-3);
}
@media (max-width:575.98px){
  .table-panel__head,.table-foot{padding:16px 18px;}
}

/* ============ 两档会员卡 ============ */
.plan-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:24px;
}
.plan-card{
  position:relative;
  padding:28px;
  border:1px solid var(--line);
  border-radius:var(--r-md);
  background:var(--ink-700);
  box-shadow:var(--sh-card);
  transition:border-color .16s ease-out,box-shadow .16s ease-out,transform .16s ease-out;
}
.plan-card:hover{
  border-color:rgba(255,110,156,.35);
  box-shadow:var(--sh-hover);
  transform:translateY(-3px);
}
.plan-card__top{display:flex;align-items:center;gap:12px;}
.plan-card__icon{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:44px;height:44px;
  border-radius:14px;
  border:1px solid var(--line-strong);
  background:var(--ink-600);
  color:var(--accent);
  flex:0 0 auto;
}
.plan-card--gold .plan-card__icon{color:var(--gold);}
.plan-card h3{font-size:1.25rem;font-weight:700;}
.plan-card__badge{
  margin-left:auto;
  padding:3px 12px;
  border-radius:var(--r-pill);
  background:rgba(240,192,112,.14);
  color:var(--gold);
  font-size:12px;
  font-weight:600;
}
.plan-card__desc{margin-top:14px;font-size:14px;color:var(--text-3);}
.plan-card__list{margin-top:18px;display:flex;flex-direction:column;gap:10px;}
.plan-card__list li{display:flex;gap:10px;font-size:14.5px;color:var(--text-2);}
.plan-card__list svg{flex:0 0 auto;margin-top:5px;color:var(--accent);}
.plan-card--gold .plan-card__list svg{color:var(--gold);}
.plan-card__foot{
  margin-top:22px;
  padding-top:18px;
  border-top:1px solid var(--line);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  font-size:13px;
  color:var(--text-3);
}
@media (max-width:767.98px){
  .plan-grid{grid-template-columns:1fr;}
  .plan-card{padding:22px;}
}

/* ============ 解锁内容清单 ============ */
.unlock-list{
  border:1px solid var(--line);
  border-radius:var(--r-md);
  background:var(--ink-700);
  overflow:hidden;
}
.unlock-item{
  display:grid;
  grid-template-columns:52px 1fr auto;
  align-items:center;
  gap:18px;
  padding:20px 24px;
  border-bottom:1px solid var(--line);
  transition:background-color .16s ease-out;
}
.unlock-item:last-child{border-bottom:0;}
.unlock-item:hover{background:var(--ink-600);}
.unlock-item__no{
  font-size:13px;
  font-weight:700;
  color:var(--accent);
  font-variant-numeric:tabular-nums;
  letter-spacing:.6px;
}
.unlock-item__body h3{font-size:1.0625rem;font-weight:600;}
.unlock-item__body p{margin-top:6px;font-size:14px;color:var(--text-3);}
.unlock-item__meta{display:flex;gap:8px;flex-wrap:wrap;justify-content:flex-end;}
@media (max-width:767.98px){
  .unlock-item{grid-template-columns:1fr;gap:10px;padding:18px;}
  .unlock-item__meta{justify-content:flex-start;}
  .unlock-item__no{font-size:12px;}
}

/* ============ 开通流程 ============ */
.steps{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
  counter-reset:step;
}
.step{
  position:relative;
  padding:24px 20px 22px;
  border:1px solid var(--line);
  border-radius:var(--r-md);
  background:var(--ink-700);
  transition:border-color .16s ease-out,transform .16s ease-out;
}
.step:hover{border-color:rgba(255,110,156,.3);transform:translateY(-3px);}
.step__no{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:32px;height:32px;
  border-radius:var(--r-pill);
  border:1px solid rgba(255,110,156,.5);
  color:var(--accent);
  font-size:13px;
  font-weight:700;
  font-variant-numeric:tabular-nums;
}
.step h3{margin-top:14px;font-size:1rem;font-weight:600;}
.step p{margin-top:8px;font-size:13.5px;color:var(--text-3);line-height:1.75;}
@media (max-width:991.98px){.steps{grid-template-columns:repeat(2,1fr);}}
@media (max-width:575.98px){.steps{grid-template-columns:1fr;}}

/* ============ FAQ ============ */
.faq-panel{
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  background:linear-gradient(160deg,rgba(255,255,255,.07),rgba(255,255,255,.02));
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  box-shadow:var(--sh-card);
  padding:8px 24px;
}
.accordion-item{
  background:transparent;
  border:0;
  border-bottom:1px solid var(--line);
  border-left:2px solid transparent;
  transition:border-left-color .18s ease-out;
}
.accordion-item:last-child{border-bottom:0;}
.accordion-item:has(.accordion-button:not(.collapsed)){border-left-color:var(--accent);}
.accordion-button{
  display:flex;
  align-items:center;
  gap:14px;
  width:100%;
  padding:22px 4px;
  background:transparent;
  color:var(--text-1);
  font-size:1rem;
  font-weight:600;
  box-shadow:none;
  border-radius:0;
}
.accordion-button:not(.collapsed){background:transparent;color:var(--text-1);box-shadow:none;}
.accordion-button:hover{color:var(--accent);}
.accordion-button:focus{box-shadow:none;border-color:transparent;}
.accordion-button:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
.accordion-button::after{display:none;}
.faq-no{
  font-size:12.5px;
  font-weight:700;
  color:var(--text-3);
  font-variant-numeric:tabular-nums;
  letter-spacing:.6px;
}
.faq-icon{position:relative;width:18px;height:18px;flex:0 0 18px;margin-left:auto;}
.faq-icon::before,.faq-icon::after{
  content:"";
  position:absolute;
  background:var(--accent);
  border-radius:2px;
  transition:transform .18s ease-out,opacity .18s ease-out;
}
.faq-icon::before{left:0;top:8px;width:18px;height:2px;}
.faq-icon::after{left:8px;top:0;width:2px;height:18px;}
.accordion-button:not(.collapsed) .faq-icon::after{transform:rotate(90deg);opacity:0;}
.accordion-body{padding:0 4px 24px;font-size:14.5px;color:var(--text-2);line-height:1.9;max-width:820px;}
@media (max-width:575.98px){.faq-panel{padding:4px 16px;}}

/* ============ CTA ============ */
.cta-panel{
  position:relative;
  overflow:hidden;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:28px;
  padding:40px;
  border:1px solid rgba(255,255,255,.10);
  border-radius:var(--r-lg);
  background:linear-gradient(160deg,rgba(255,255,255,.07),rgba(255,255,255,.02));
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  box-shadow:var(--sh-card);
}
.cta-panel::before{
  content:"";
  position:absolute;
  right:-80px;top:-90px;
  width:340px;height:340px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(255,110,156,.18),transparent 68%);
  pointer-events:none;
}
.cta-panel__text{position:relative;z-index:2;max-width:600px;}
.cta-panel h2{font-size:clamp(1.4rem,2.4vw,1.875rem);}
.cta-panel p{margin-top:12px;font-size:14.5px;color:var(--text-2);}
.cta-panel__actions{position:relative;z-index:2;display:flex;flex-wrap:wrap;gap:12px;}
@media (max-width:767.98px){.cta-panel{padding:26px;}}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--ink-900);
  border-top:1px solid var(--line);
  padding:64px 0 26px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.3fr;
  gap:40px;
  padding-bottom:40px;
  border-bottom:1px solid var(--line);
}
.footer-brand .brand{margin-bottom:14px;}
.footer-desc{font-size:13.5px;color:var(--text-3);line-height:1.85;max-width:340px;}
.footer-col h4{font-size:14px;font-weight:700;color:var(--text-1);margin-bottom:14px;letter-spacing:.3px;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{font-size:13.5px;color:var(--text-3);}
.footer-col a:hover{color:var(--accent);}
.footer-contact p{font-size:13.5px;color:var(--text-3);margin-bottom:8px;line-height:1.75;}
.footer-contact strong{color:var(--text-2);font-weight:600;}
.footer-qr{
  margin-top:14px;
  width:104px;height:104px;
  display:flex;
  align-items:center;
  justify-content:center;
  text-align:center;
  font-size:11.5px;
  line-height:1.6;
  color:var(--text-3);
  border:1px dashed var(--line-strong);
  border-radius:var(--r-sm);
  background:rgba(255,255,255,.02);
}
.footer-bottom{padding-top:22px;display:flex;flex-wrap:wrap;gap:8px 24px;justify-content:space-between;}
.footer-bottom p{font-size:12px;color:var(--text-3);line-height:1.7;}
@media (max-width:991.98px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:575.98px){
  .site-footer{padding-top:44px;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .footer-bottom{flex-direction:column;}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition:none !important;animation:none !important;}
}

/* roulang page: category5 */
:root{
  --ink-950:#06090F;
  --ink-900:#080D19;
  --ink-800:#0B1222;
  --ink-700:#111A2E;
  --ink-600:#17223B;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --text-1:#F3F6FF;
  --text-2:#B7C2DA;
  --text-3:#7C87A3;
  --accent:#FF6E9C;
  --accent-soft:rgba(255,110,156,.14);
  --accent-glow:rgba(255,110,156,.42);
  --gold:#F0C070;
  --cool:#6FA8FF;
  --r-lg:20px;
  --r-md:16px;
  --r-sm:12px;
  --r-pill:999px;
  --shadow-card:0 18px 48px rgba(3,7,18,.55);
  --shadow-hover:0 24px 60px rgba(3,7,18,.65);
  --ease:150ms ease-out;
  --font-zh:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--ink-800);
  color:var(--text-2);
  font-family:var(--font-zh);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{display:block;max-width:100%;}
a{color:inherit;text-decoration:none;transition:color var(--ease),border-color var(--ease),background-color var(--ease);}
h1,h2,h3,h4,h5{margin:0;color:var(--text-1);font-weight:700;}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px;}
::selection{background:rgba(255,110,156,.3);color:#fff;}
.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
@media (min-width:992px){.wrap{padding:0 24px;}}

/* ---------- 顶部信息条 ---------- */
.site-header{position:relative;z-index:1040;}
.topbar{background:var(--ink-900);border-bottom:1px solid var(--line);font-size:13px;}
.topbar__inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:38px;}
.topbar__left{display:flex;align-items:center;gap:14px;color:var(--text-3);}
.topbar__domain{letter-spacing:.03em;font-variant-numeric:tabular-nums;}
.topbar__note{position:relative;padding-left:15px;}
.topbar__note::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:1px;height:12px;background:var(--line-strong);}
.topbar__right{display:flex;align-items:center;gap:18px;}
.topbar__link{color:var(--text-2);font-size:13px;}
.topbar__link:hover{color:var(--text-1);}
.topbar__link--accent{color:var(--accent);font-weight:600;}
.topbar__link--accent:hover{color:var(--accent);opacity:.86;}
@media (max-width:575px){.topbar__left{display:none;}.topbar__right{width:100%;justify-content:flex-end;}}

/* ---------- 主导航 ---------- */
.navbar-main{
  position:sticky;top:0;z-index:1030;
  background:rgba(8,13,25,.94);
  border-bottom:1px solid var(--line);
  transition:background var(--ease),box-shadow var(--ease);
}
.navbar-main.is-scrolled{
  background:rgba(8,13,25,.76);
  -webkit-backdrop-filter:blur(12px) saturate(120%);
  backdrop-filter:blur(12px) saturate(120%);
  box-shadow:0 18px 40px rgba(3,7,18,.45);
}
.navbar-main__inner{display:flex;align-items:center;gap:18px;min-height:72px;}
.brand{display:flex;flex-direction:column;line-height:1.2;flex-shrink:0;}
.brand__mark{display:inline-flex;align-items:center;gap:8px;font-size:1.0625rem;font-weight:800;color:var(--text-1);letter-spacing:.02em;}
.brand__mark svg{color:var(--accent);flex-shrink:0;}
.brand:hover .brand__mark{color:var(--text-1);}
.brand__sub{font-size:11px;color:var(--text-3);margin-top:5px;padding-left:26px;letter-spacing:.02em;}
.nav-list{display:none;list-style:none;margin:0 0 0 12px;padding:0;align-items:center;gap:2px;flex:1;min-width:0;}
.nav-list > li{position:relative;}
.nav-list > li > a{
  position:relative;display:inline-flex;align-items:center;height:72px;padding:0 12px;
  font-size:.9375rem;font-weight:500;color:var(--text-2);
}
.nav-list > li > a::after{
  content:"";position:absolute;left:12px;right:12px;bottom:18px;height:2px;border-radius:2px;
  background:var(--accent);transform:scaleX(0);transform-origin:left center;
  transition:transform 180ms ease-out,box-shadow 180ms ease-out;
}
.nav-list > li > a:hover{color:var(--text-1);}
.nav-list > li > a:hover::after{transform:scaleX(1);}
.nav-list > li > a.is-active{color:var(--text-1);font-weight:600;}
.nav-list > li > a.is-active::after{transform:scaleX(1);box-shadow:0 0 10px var(--accent-glow);}
.nav-list .dropdown-toggle::before{display:none;}
.dropdown-menu{
  background:var(--ink-700);border:1px solid var(--line);border-radius:14px;
  padding:8px;min-width:176px;box-shadow:var(--shadow-card);margin-top:6px;
}
.dropdown-item{color:var(--text-2);border-radius:10px;padding:9px 14px;font-size:.9375rem;}
.dropdown-item:hover,.dropdown-item:focus{background:var(--ink-600);color:var(--text-1);}
.dropdown-item.is-active{color:var(--accent);background:var(--accent-soft);}
.nav-actions{display:flex;align-items:center;gap:10px;margin-left:auto;}
.icon-btn{
  display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;
  border-radius:50%;border:1px solid var(--line);background:var(--ink-700);color:var(--text-2);
  transition:color var(--ease),border-color var(--ease),background-color var(--ease);
}
.icon-btn:hover{color:var(--accent);border-color:rgba(255,110,156,.45);background:var(--ink-600);}
@media (min-width:992px){.nav-list{display:flex;}}
@media (max-width:575px){
  .navbar-main__inner{min-height:64px;gap:10px;}
  .brand__sub{display:none;}
  .nav-list > li > a{height:64px;}
}

/* ---------- 按钮 ---------- */
.btn-accent{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 26px;border:1px solid transparent;border-radius:var(--r-pill);
  background:var(--accent);color:var(--ink-950);font-size:.9375rem;font-weight:700;
  box-shadow:0 0 0 1px rgba(255,110,156,.55),0 10px 30px rgba(255,110,156,.32);
  transition:transform var(--ease),box-shadow var(--ease),background-color var(--ease);
}
.btn-accent:hover{color:var(--ink-950);background:#ff82a9;transform:translateY(-2px);
  box-shadow:0 0 0 1px rgba(255,110,156,.85),0 16px 38px rgba(255,110,156,.44);}
.btn-accent:active{transform:translateY(0);}
.btn-accent--sm{height:40px;padding:0 20px;font-size:.875rem;
  box-shadow:0 0 0 1px rgba(255,110,156,.45),0 8px 22px rgba(255,110,156,.24);}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;height:46px;padding:0 24px;
  border:1px solid var(--line-strong);border-radius:var(--r-sm);background:transparent;
  color:var(--text-1);font-size:.9375rem;font-weight:600;
  transition:border-color var(--ease),color var(--ease),transform var(--ease),background-color var(--ease);
}
.btn-ghost:hover{color:var(--accent);border-color:var(--accent);background:rgba(255,110,156,.06);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0);}
.link-arrow{display:inline-flex;align-items:center;gap:8px;font-size:.9375rem;font-weight:600;color:var(--text-1);}
.link-arrow svg{transition:transform var(--ease);}
.link-arrow:hover{color:var(--accent);}
.link-arrow:hover svg{transform:translateX(3px);}

/* ---------- 通用区块 ---------- */
.section{padding:96px 0;}
.section--tight{padding:72px 0;}
.section--alt{background:var(--ink-900);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:34px;}
.section-head h2{font-size:clamp(1.5rem,2.6vw,2.125rem);font-weight:700;line-height:1.25;}
.section-sub{margin:10px 0 0;font-size:.9375rem;color:var(--text-3);max-width:640px;line-height:1.8;}
@media (max-width:991px){.section{padding:72px 0;}.section--tight{padding:60px 0;}}
@media (max-width:575px){.section{padding:56px 0;}.section--tight{padding:52px 0;}}

/* ---------- 页首 hero ---------- */
.page-hero{position:relative;overflow:hidden;background:var(--ink-900);border-bottom:1px solid var(--line);}
.page-hero__bg{position:absolute;inset:0;background-image:url("/assets/images/backpic/back-2.webp");background-size:cover;background-position:center;opacity:.42;}
.page-hero__veil{
  position:absolute;inset:0;
  background:
    radial-gradient(620px 340px at 84% 18%, rgba(255,110,156,.12), transparent 72%),
    linear-gradient(92deg, rgba(8,13,25,.97) 0%, rgba(8,13,25,.88) 48%, rgba(8,13,25,.6) 100%);
}
.page-hero__inner{position:relative;z-index:2;padding:70px 0 76px;max-width:780px;}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:12px;color:var(--text-3);margin-bottom:20px;}
.crumb a{color:var(--text-3);}
.crumb a:hover{color:var(--accent);}
.crumb .sep{color:rgba(255,255,255,.22);}
.crumb .current{color:var(--text-1);}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;padding:5px 14px;border-radius:var(--r-pill);
  background:var(--accent-soft);color:var(--accent);font-size:12px;font-weight:600;letter-spacing:.04em;
  border:1px solid rgba(255,110,156,.28);margin-bottom:20px;
}
.page-hero h1{
  font-size:clamp(2rem,4.2vw,3.25rem);font-weight:800;line-height:1.15;letter-spacing:-.5px;
  margin:0 0 20px;
}
.hero-lead{font-size:1.0625rem;line-height:1.9;color:var(--text-2);max-width:660px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px;}
.hero-tags span{
  display:inline-flex;align-items:center;gap:7px;padding:6px 14px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:rgba(255,255,255,.02);font-size:13px;color:var(--text-3);
}
.hero-tags span::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--accent);opacity:.8;}
@media (max-width:575px){
  .page-hero__inner{padding:48px 0 56px;}
  .hero-lead{font-size:.9375rem;line-height:1.8;}
  .btn-accent,.btn-ghost{width:100%;}
  .hero-actions{gap:10px;}
}

/* ---------- 杂志式双列 ---------- */
.mag-grid{display:grid;grid-template-columns:1fr;gap:32px;}
@media (min-width:992px){.mag-grid{grid-template-columns:minmax(0,1.38fr) minmax(0,.72fr);gap:40px;}}
.feature-card{
  display:block;background:var(--ink-700);border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;box-shadow:var(--shadow-card);
  transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.feature-card:hover{transform:translateY(-3px);border-color:rgba(255,110,156,.35);box-shadow:var(--shadow-hover);}
.feature-card__media{position:relative;aspect-ratio:16/9;background:var(--ink-700);overflow:hidden;}
.feature-card__media img{width:100%;height:100%;object-fit:cover;border-bottom:1px solid var(--line);}
.feature-card__media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(8,13,25,0) 45%,rgba(8,13,25,.72) 100%);}
.feature-card__tag{position:absolute;top:16px;left:16px;z-index:2;}
.feature-card__body{padding:24px;}
@media (min-width:768px){.feature-card__body{padding:30px 30px 32px;}}
.feature-card__body h3{font-size:1.375rem;line-height:1.5;font-weight:700;margin:0 0 14px;transition:color var(--ease);}
.feature-card:hover .feature-card__body h3{color:var(--accent);}
.feature-card__body p{
  font-size:.9375rem;line-height:1.9;color:var(--text-2);margin:0 0 18px;
  display:-webkit-box;-webkit-line-clamp:4;-webkit-box-orient:vertical;overflow:hidden;
}
.badge-soft{
  display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:var(--r-pill);
  background:var(--accent-soft);color:var(--accent);font-size:12px;font-weight:600;
}
.badge-soft--gold{background:rgba(240,192,112,.13);color:var(--gold);}
.badge-soft--cool{background:rgba(111,168,255,.13);color:var(--cool);}
.meta-row{
  display:flex;flex-wrap:wrap;align-items:center;gap:12px;font-size:13px;color:var(--text-3);
  font-variant-numeric:tabular-nums;
}
.meta-row .dot{width:4px;height:4px;border-radius:50%;background:rgba(255,255,255,.22);}
.note-list{list-style:none;padding:0;margin:0;border-top:1px solid var(--line);}
.note-list li{border-bottom:1px solid var(--line);padding:18px 0;}
.note-list a{display:block;}
.note-list h3{
  font-size:1rem;font-weight:600;line-height:1.6;color:var(--text-1);margin:0 0 6px;
  transition:color var(--ease);
}
.note-list a:hover h3{color:var(--accent);}
.note-list time{font-size:12px;color:var(--text-3);font-variant-numeric:tabular-nums;}
.tag-block{margin-top:30px;}
.tag-block h3{font-size:.9375rem;font-weight:700;margin:0 0 14px;}
.tag-cloud{display:flex;flex-wrap:wrap;gap:8px;}
.tag{
  display:inline-flex;align-items:center;padding:6px 14px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:rgba(255,255,255,.02);color:var(--text-3);font-size:13px;
  transition:color var(--ease),border-color var(--ease),background-color var(--ease);
}
.tag:hover{color:var(--accent);border-color:rgba(255,110,156,.38);background:var(--accent-soft);}

/* ---------- 浏览路径 ---------- */
.steps{display:grid;grid-template-columns:1fr;gap:18px;}
@media (min-width:768px){.steps{grid-template-columns:repeat(3,1fr);gap:24px;}}
.step{
  position:relative;padding:28px 24px;border-radius:var(--r-md);background:var(--ink-700);
  border:1px solid var(--line);box-shadow:var(--shadow-card);
  transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.step:hover{transform:translateY(-3px);border-color:rgba(255,110,156,.32);box-shadow:var(--shadow-hover);}
.step__num{font-size:2rem;font-weight:800;line-height:1;color:rgba(255,110,156,.24);font-variant-numeric:tabular-nums;margin-bottom:16px;}
.step h3{font-size:1.0625rem;font-weight:600;margin:0 0 10px;}
.step p{font-size:.9375rem;line-height:1.85;color:var(--text-2);margin:0;}

/* ---------- 玻璃面板 / 引用 / 要点 ---------- */
.glass-panel{
  background:linear-gradient(160deg,rgba(255,255,255,.07),rgba(255,255,255,.02));
  border:1px solid rgba(255,255,255,.10);border-radius:var(--r-lg);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  backdrop-filter:blur(14px) saturate(120%);
  padding:32px 26px;
}
@media (min-width:768px){.glass-panel{padding:44px;}}
.pull-quote{
  margin:0 0 28px;padding:20px 24px 20px 26px;
  border-left:3px solid var(--accent);border-radius:0 14px 14px 0;
  background:rgba(17,26,46,.72);color:var(--text-1);
  font-size:1.0625rem;line-height:1.85;
}
.point-list{list-style:none;padding:0;margin:0;display:grid;gap:14px;}
.point-list li{display:flex;gap:12px;font-size:.9375rem;line-height:1.85;color:var(--text-2);}
.point-list svg{flex-shrink:0;margin-top:6px;color:var(--accent);}
.split-grid{display:grid;grid-template-columns:1fr;gap:32px;}
@media (min-width:992px){.split-grid{grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:48px;align-items:start;}}
.split-grid h2{font-size:clamp(1.5rem,2.6vw,2.125rem);line-height:1.3;margin-bottom:16px;}
.split-grid .split-lead{font-size:.9375rem;color:var(--text-3);line-height:1.9;}

/* ---------- FAQ ---------- */
.faq-acc{--bs-accordion-bg:transparent;--bs-accordion-border-width:0;--bs-accordion-btn-focus-box-shadow:none;}
.faq-acc .accordion-item{background:transparent;border:0;border-bottom:1px solid var(--line);border-radius:0;}
.faq-acc .accordion-item:first-of-type{border-top:1px solid var(--line);}
.faq-acc .accordion-button{
  position:relative;background:transparent;color:var(--text-1);font-size:1.0625rem;font-weight:600;
  line-height:1.6;padding:22px 52px 22px 56px;border-radius:0;box-shadow:none;
  transition:color var(--ease),background-color var(--ease);
}
.faq-acc .accordion-button .q-num{
  position:absolute;left:20px;top:24px;font-size:12px;font-weight:700;color:var(--text-3);
  letter-spacing:.08em;font-variant-numeric:tabular-nums;
}
.faq-acc .accordion-button:not(.collapsed){color:var(--accent);background:rgba(255,110,156,.05);}
.faq-acc .accordion-button:not(.collapsed) .q-num{color:var(--accent);}
.faq-acc .accordion-button::after{
  width:16px;height:16px;background-size:16px 16px;background-position:center;margin:0;
  position:absolute;right:20px;top:50%;transform:translateY(-50%);transform-origin:center;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='none' stroke='%23FF6E9C' stroke-width='1.5' stroke-linecap='round'%3E%3Cpath d='M8 3v10M3 8h10'/%3E%3C/svg%3E");
  transition:transform 200ms ease-out;
}
.faq-acc .accordion-button:not(.collapsed)::after{transform:translateY(-50%) rotate(45deg);}
.faq-acc .accordion-button:focus{box-shadow:none;border-color:transparent;}
.faq-acc .accordion-button:focus-visible{outline:2px solid var(--accent);outline-offset:-2px;}
.faq-acc .accordion-body{
  padding:0 52px 26px 56px;color:var(--text-2);font-size:.9375rem;line-height:1.9;
}
.faq-shell{border-radius:var(--r-lg);border:1px solid rgba(255,255,255,.10);padding:8px 22px;
  background:linear-gradient(160deg,rgba(255,255,255,.06),rgba(255,255,255,.015));
  -webkit-backdrop-filter:blur(14px) saturate(120%);backdrop-filter:blur(14px) saturate(120%);}
@media (max-width:575px){
  .faq-shell{padding:4px 14px;}
  .faq-acc .accordion-button{padding:20px 44px 20px 44px;font-size:1rem;}
  .faq-acc .accordion-button .q-num{left:14px;top:21px;}
  .faq-acc .accordion-body{padding:0 20px 22px 44px;}
}

/* ---------- CTA ---------- */
.cta-panel{
  position:relative;overflow:hidden;border-radius:var(--r-lg);padding:38px 26px;
  border:1px solid rgba(255,110,156,.28);
  background:linear-gradient(155deg,rgba(255,110,156,.16),rgba(255,255,255,.02) 62%);
  display:grid;gap:26px;
}
.cta-panel::after{
  content:"";position:absolute;top:-70px;right:-60px;width:300px;height:300px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,110,156,.22),transparent 68%);pointer-events:none;
}
.cta-panel__body{position:relative;z-index:2;}
.cta-panel h2{font-size:clamp(1.375rem,2.4vw,1.875rem);line-height:1.35;margin-bottom:12px;}
.cta-panel p{font-size:.9375rem;color:var(--text-2);line-height:1.85;max-width:560px;margin:0;}
.cta-panel__actions{position:relative;z-index:2;display:flex;flex-wrap:wrap;gap:12px;}
@media (min-width:992px){
  .cta-panel{grid-template-columns:1.45fr .55fr;align-items:center;padding:52px;gap:32px;}
  .cta-panel__actions{justify-content:flex-end;}
}
@media (max-width:575px){.cta-panel{padding:30px 22px;}.cta-panel__actions .btn-accent,.cta-panel__actions .btn-ghost{width:100%;}}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink-900);border-top:1px solid var(--line);padding:64px 0 26px;}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px;}
@media (min-width:576px){.footer-grid{grid-template-columns:repeat(2,1fr);}}
@media (min-width:992px){.footer-grid{grid-template-columns:1.55fr .8fr .8fr 1.15fr;gap:40px;}}
.footer-desc{font-size:.875rem;color:var(--text-3);line-height:1.9;margin:16px 0 0;max-width:350px;}
.footer-col h4{font-size:.9375rem;font-weight:700;margin:0 0 16px;color:var(--text-1);}
.footer-col ul{list-style:none;padding:0;margin:0;display:grid;gap:10px;}
.footer-col ul a{font-size:.875rem;color:var(--text-3);}
.footer-col ul a:hover{color:var(--accent);}
.footer-contact p{font-size:.875rem;color:var(--text-3);line-height:1.8;margin:0 0 10px;}
.footer-contact strong{color:var(--text-2);font-weight:600;}
.footer-qr{
  margin-top:16px;width:112px;height:112px;border:1px dashed var(--line-strong);border-radius:14px;
  display:flex;align-items:center;justify-content:center;text-align:center;
  font-size:12px;color:var(--text-3);line-height:1.5;padding:10px;
}
.footer-bottom{margin-top:44px;padding-top:22px;border-top:1px solid var(--line);display:grid;gap:6px;}
.footer-bottom p{margin:0;font-size:12px;color:var(--text-3);line-height:1.75;}

/* ---------- 移动端抽屉 ---------- */
.drawer{background:var(--ink-900);color:var(--text-2);width:min(86vw,352px);border-left:1px solid var(--line);}
.drawer .offcanvas-header{border-bottom:1px solid var(--line);padding:18px 20px;}
.drawer__title{font-size:1rem;font-weight:700;color:var(--text-1);}
.drawer__close{
  width:36px;height:36px;border-radius:50%;border:1px solid var(--line);background:transparent;
  color:var(--text-2);display:inline-flex;align-items:center;justify-content:center;
  transition:color var(--ease),border-color var(--ease);
}
.drawer__close:hover{color:var(--accent);border-color:rgba(255,110,156,.45);}
.drawer .offcanvas-body{padding:18px 20px;}
.drawer__list{list-style:none;margin:0;padding:0;display:grid;gap:0;}
.drawer__list a{display:block;padding:13px 0;font-size:1.125rem;color:var(--text-2);border-bottom:1px solid var(--line);}
.drawer__list a:hover{color:var(--text-1);}
.drawer__list a.is-active{color:var(--accent);}
.drawer__foot{padding:18px 20px;border-top:1px solid var(--line);}
.drawer__foot .btn-accent{width:100%;}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  *,*::before,*::after{
    transition:none !important;animation:none !important;
  }
  .btn-accent:hover,.btn-ghost:hover,.feature-card:hover,.step:hover{transform:none !important;}
}

/* roulang page: category6 */
:root{
  --ink-950:#06090F;
  --ink-900:#080D19;
  --ink-800:#0B1222;
  --ink-700:#111A2E;
  --ink-600:#17223B;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --text-1:#F3F6FF;
  --text-2:#B7C2DA;
  --text-3:#7C87A3;
  --accent:#FF6E9C;
  --accent-soft:rgba(255,110,156,.14);
  --accent-glow:rgba(255,110,156,.42);
  --gold:#F0C070;
  --cool:#6FA8FF;
  --r-glass:20px;
  --r-card:16px;
  --r-input:12px;
  --r-img:14px;
  --shadow-card:0 18px 48px rgba(3,7,18,.55), inset 0 1px 0 rgba(255,255,255,.06);
  --shadow-card-hover:0 24px 60px rgba(3,7,18,.65), inset 0 1px 0 rgba(255,255,255,.08);
  --ease:160ms ease-out;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--ink-800);
  color:var(--text-2);
  font-family:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;}
a{color:var(--text-2);text-decoration:none;transition:color var(--ease),border-color var(--ease),opacity var(--ease);}
a:hover{color:var(--accent);}
h1,h2,h3,h4{color:var(--text-1);margin:0;font-weight:700;line-height:1.28;}
h1{font-size:clamp(2rem,3.8vw,2.85rem);font-weight:800;line-height:1.2;letter-spacing:-.5px;}
h2{font-size:clamp(1.5rem,2.6vw,2.125rem);line-height:1.25;}
h3{font-size:1.25rem;}
h4{font-size:1.0625rem;font-weight:600;}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
@media (min-width:992px){.wrap{padding:0 24px;}}

/* ---------- 顶部信息条 ---------- */
.site-header{position:sticky;top:0;z-index:1040;background:rgba(8,13,25,.9);backdrop-filter:blur(12px) saturate(120%);-webkit-backdrop-filter:blur(12px) saturate(120%);border-bottom:1px solid var(--line);}
.topbar{background:var(--ink-900);border-bottom:1px solid var(--line);}
.topbar__inner{display:flex;align-items:center;justify-content:space-between;height:38px;font-size:12.5px;}
.topbar__left{display:flex;align-items:center;gap:14px;min-width:0;}
.topbar__domain{color:var(--text-3);letter-spacing:.02em;font-variant-numeric:tabular-nums;}
.topbar__note{color:var(--text-2);position:relative;padding-left:14px;}
.topbar__note::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:1px;height:12px;background:var(--line-strong);}
.topbar__right{display:flex;align-items:center;gap:18px;}
.topbar__link{font-size:12.5px;color:var(--text-2);}
.topbar__link--accent{color:var(--accent);font-weight:600;}

/* ---------- 主导航 ---------- */
.navbar-main__inner{display:flex;align-items:center;gap:28px;height:72px;}
.brand{display:inline-flex;flex-direction:column;gap:2px;line-height:1.2;flex-shrink:0;}
.brand__mark{display:inline-flex;align-items:center;gap:8px;font-size:1.0625rem;font-weight:800;color:var(--text-1);letter-spacing:.02em;}
.brand__mark svg{color:var(--accent);}
.brand__sub{font-size:11px;color:var(--text-3);letter-spacing:.02em;}
.brand:hover .brand__mark{color:var(--text-1);}
.nav-list{display:flex;align-items:center;gap:24px;}
.nav-list > li > a{position:relative;display:inline-block;font-size:14.5px;color:var(--text-2);padding:6px 0;white-space:nowrap;}
.nav-list > li > a::after{content:"";position:absolute;left:0;bottom:0;height:2px;width:0;background:var(--accent);border-radius:2px;box-shadow:0 0 10px var(--accent-glow);transition:width var(--ease);}
.nav-list > li > a:hover{color:var(--text-1);}
.nav-list > li > a:hover::after{width:100%;}
.nav-list > li > a.is-active{color:var(--text-1);}
.nav-list > li > a.is-active::after{width:100%;}
.nav-list > li > a.is-active::before{content:"";position:absolute;left:50%;bottom:-5px;transform:translateX(-50%);width:4px;height:4px;border-radius:50%;background:var(--accent);box-shadow:0 0 10px var(--accent-glow);}
.nav-actions{margin-left:auto;display:flex;align-items:center;gap:12px;}
.icon-btn{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:50%;border:1px solid var(--line);background:var(--ink-700);color:var(--text-2);transition:all var(--ease);}
.icon-btn:hover{border-color:var(--accent);color:var(--accent);background:var(--ink-600);}
.dropdown-toggle::after{display:none;}
.dropdown-menu{background:var(--ink-700);border:1px solid var(--line-strong);border-radius:12px;padding:8px;min-width:168px;box-shadow:var(--shadow-card);margin-top:10px !important;}
.dropdown-item{color:var(--text-2);font-size:14px;border-radius:8px;padding:9px 14px;}
.dropdown-item:hover,.dropdown-item:focus{background:var(--accent-soft);color:var(--accent);}
.dropdown-item.is-active{color:var(--accent);background:var(--accent-soft);}

/* ---------- 按钮 ---------- */
.btn-accent{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 26px;border-radius:999px;border:1px solid transparent;
  background:var(--accent);color:var(--ink-950)!important;
  font-size:14.5px;font-weight:700;letter-spacing:.02em;
  box-shadow:0 0 0 1px rgba(255,110,156,.55),0 10px 30px rgba(255,110,156,.32);
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease);
}
.btn-accent:hover{transform:translateY(-2px);box-shadow:0 0 0 1px rgba(255,110,156,.8),0 16px 40px rgba(255,110,156,.45);background:#ff85ad;}
.btn-accent:active{transform:translateY(0);box-shadow:0 0 0 1px rgba(255,110,156,.6),0 8px 20px rgba(255,110,156,.28);}
.btn-accent--sm{padding:9px 20px;font-size:13.5px;}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 26px;border-radius:999px;border:1px solid var(--line-strong);
  background:transparent;color:var(--text-1);
  font-size:14.5px;font-weight:600;
  transition:all var(--ease);
}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-2px);}
.btn-link-arrow{display:inline-flex;align-items:center;gap:6px;color:var(--accent);font-size:14px;font-weight:600;}
.btn-link-arrow:hover{gap:10px;color:#ff9cbc;}

/* ---------- 通用板块 ---------- */
.section{padding:96px 0;}
.section--tight{padding:72px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:34px;}
.section-desc{margin:10px 0 0;color:var(--text-3);font-size:14.5px;max-width:660px;line-height:1.8;}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:600;letter-spacing:.14em;color:var(--accent);text-transform:uppercase;margin-bottom:12px;}
.eyebrow::before{content:"";width:18px;height:1px;background:var(--accent);}

/* ---------- 内页首屏 ---------- */
.page-hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line);background:var(--ink-950);}
.page-hero::before{content:"";position:absolute;inset:0;background-image:url("/assets/images/backpic/back-1.webp");background-size:cover;background-position:center;opacity:.4;}
.page-hero::after{content:"";position:absolute;inset:0;background:radial-gradient(620px 340px at 76% 14%,rgba(255,110,156,.18),transparent 68%),linear-gradient(180deg,rgba(6,9,15,.78),rgba(11,18,34,.97));}
.page-hero__inner{position:relative;z-index:2;padding:84px 0 76px;text-align:center;}
.page-hero h1{max-width:840px;margin:0 auto;}
.page-hero__lead{max-width:640px;margin:20px auto 0;font-size:15.5px;color:var(--text-2);line-height:1.85;}
.hero-badges{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin-top:22px;}
.chip{display:inline-flex;align-items:center;gap:6px;padding:6px 14px;border-radius:999px;font-size:12.5px;font-weight:600;background:var(--accent-soft);color:var(--accent);border:1px solid rgba(255,110,156,.24);}
.chip--gold{background:rgba(240,192,112,.12);color:var(--gold);border-color:rgba(240,192,112,.26);}
.chip--cool{background:rgba(111,168,255,.1);color:var(--cool);border-color:rgba(111,168,255,.24);}

/* ---------- 搜索 ---------- */
.help-search{display:flex;gap:10px;width:100%;max-width:560px;margin:30px auto 0;}
.field-input{
  flex:1;min-width:0;height:46px;padding:0 16px;
  background:var(--ink-600);border:1px solid var(--line);border-radius:var(--r-input);
  color:var(--text-1);font-size:14.5px;transition:border-color var(--ease),box-shadow var(--ease);
}
.field-input::placeholder{color:var(--text-3);}
.field-input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(255,110,156,.18);}
.help-search .btn-accent{padding:0 26px;height:46px;white-space:nowrap;}
.help-search__hint{margin:12px auto 0;font-size:12.5px;color:var(--text-3);}

/* ---------- 主题快捷卡 ---------- */
.topic-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.topic-card{
  background:var(--ink-700);border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px 22px;box-shadow:var(--shadow-card);
  transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.topic-card:hover{transform:translateY(-3px);border-color:rgba(255,110,156,.35);box-shadow:var(--shadow-card-hover);}
.topic-card__icon{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:12px;background:var(--accent-soft);color:var(--accent);margin-bottom:16px;}
.topic-card h3{font-size:1.0625rem;font-weight:600;margin-bottom:8px;}
.topic-card p{font-size:14px;color:var(--text-3);line-height:1.75;margin-bottom:14px;}
.topic-card__meta{font-size:12.5px;color:var(--text-2);font-variant-numeric:tabular-nums;}

/* ---------- 玻璃面板 ---------- */
.glass-panel{
  background:linear-gradient(160deg,rgba(255,255,255,.07),rgba(255,255,255,.02));
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  border:1px solid rgba(255,255,255,.10);
  border-radius:var(--r-glass);
  box-shadow:var(--shadow-card);
}

/* ---------- FAQ 手风琴 ---------- */
.faq-group{margin-bottom:34px;}
.faq-group:last-child{margin-bottom:0;}
.faq-group__title{display:flex;align-items:center;gap:10px;font-size:1.125rem;font-weight:700;color:var(--text-1);margin:0 0 16px;}
.faq-group__title::before{content:"";width:4px;height:18px;border-radius:2px;background:var(--accent);box-shadow:0 0 12px var(--accent-glow);}
.faq-group__title span{font-size:12.5px;font-weight:600;color:var(--text-3);letter-spacing:.08em;}
.acc-glass{padding:6px 22px;overflow:hidden;}
.acc-glass .accordion-item{background:transparent;border:0;border-bottom:1px solid var(--line);}
.acc-glass .accordion-item:last-child{border-bottom:0;}
.acc-glass .accordion-button{
  background:transparent;color:var(--text-1);
  font-size:1rem;font-weight:600;line-height:1.6;
  padding:20px 46px 20px 0;border-radius:0!important;
  box-shadow:none;
}
.acc-glass .accordion-button::after{
  width:14px;height:14px;margin-left:auto;
  background-image:linear-gradient(var(--text-2),var(--text-2)),linear-gradient(var(--text-2),var(--text-2));
  background-position:center,center;
  background-size:14px 2px,2px 14px;
  background-repeat:no-repeat;
  transition:transform var(--ease),background-image var(--ease);
}
.acc-glass .accordion-button:not(.collapsed){
  color:var(--accent);background:rgba(255,110,156,.06);
  box-shadow:inset 2px 0 0 var(--accent);
  padding-left:16px;
}
.acc-glass .accordion-button:not(.collapsed)::after{
  transform:rotate(45deg);
  background-image:linear-gradient(var(--accent),var(--accent)),linear-gradient(var(--accent),var(--accent));
}
.acc-glass .accordion-button:focus{box-shadow:inset 0 0 0 1px var(--accent),inset 2px 0 0 var(--accent);}
.acc-glass .accordion-button:not(.collapsed):focus{box-shadow:inset 0 0 0 1px var(--accent),inset 2px 0 0 var(--accent);}
.faq-num{display:inline-block;min-width:30px;color:var(--accent);font-size:13px;font-weight:700;font-variant-numeric:tabular-nums;letter-spacing:.06em;}
.acc-glass .accordion-button:not(.collapsed) .faq-num{color:var(--accent);}
.acc-glass .accordion-body{padding:0 22px 22px 44px;font-size:15px;line-height:1.85;color:var(--text-2);}
.acc-glass .accordion-body strong{color:var(--text-1);}

/* ---------- 排查步骤 ---------- */
.fix-layout{display:grid;grid-template-columns:5fr 7fr;gap:32px;align-items:center;}
.fix-figure{margin:0;border-radius:var(--r-card);overflow:hidden;border:1px solid var(--line);background:var(--ink-700);box-shadow:var(--shadow-card);}
.fix-figure img{width:100%;height:100%;aspect-ratio:4/5;object-fit:cover;background:var(--ink-700);}
.fix-figure figcaption{padding:12px 16px;font-size:12.5px;color:var(--text-3);border-top:1px solid var(--line);background:var(--ink-800);}
.steps{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;}
.step{position:relative;background:var(--ink-700);border:1px solid var(--line);border-radius:var(--r-card);padding:22px 20px;box-shadow:var(--shadow-card);transition:transform var(--ease),border-color var(--ease);}
.step:hover{transform:translateY(-3px);border-color:rgba(255,110,156,.32);}
.step__num{display:inline-block;font-size:12px;font-weight:700;letter-spacing:.12em;color:var(--accent);font-variant-numeric:tabular-nums;margin-bottom:10px;}
.step h3{font-size:1rem;margin-bottom:6px;}
.step p{font-size:13.5px;color:var(--text-3);line-height:1.75;margin:0;}

/* ---------- 联系客服 ---------- */
.contact-panel{display:grid;grid-template-columns:1.35fr .85fr;gap:36px;padding:38px 36px;border-radius:var(--r-glass);position:relative;overflow:hidden;}
.contact-panel::after{content:"";position:absolute;right:-60px;top:-70px;width:240px;height:240px;border-radius:50%;background:radial-gradient(circle,rgba(255,110,156,.22),transparent 68%);pointer-events:none;}
.contact-panel h2{margin-bottom:14px;position:relative;z-index:1;}
.contact-panel p{font-size:14.5px;color:var(--text-2);position:relative;z-index:1;}
.contact-list{display:grid;gap:10px;margin:20px 0 24px;position:relative;z-index:1;}
.contact-list li{display:flex;gap:10px;font-size:14px;color:var(--text-2);align-items:flex-start;}
.contact-list svg{flex-shrink:0;margin-top:4px;color:var(--accent);}
.contact-actions{display:flex;flex-wrap:wrap;gap:12px;position:relative;z-index:1;}
.contact-side{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;border-left:1px solid var(--line);padding-left:24px;position:relative;z-index:1;}
.qr-slot{width:104px;height:104px;border-radius:12px;border:1px dashed var(--line-strong);display:grid;place-items:center;text-align:center;font-size:12px;color:var(--text-3);line-height:1.5;background:rgba(255,255,255,.02);}
.contact-side small{font-size:12px;color:var(--text-3);text-align:center;line-height:1.6;}

/* ---------- 返回条 ---------- */
.return-bar{padding:40px 0 72px;}
.return-bar__inner{display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;padding:26px 30px;background:var(--ink-700);border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--shadow-card);}
.return-bar__inner p{margin:0;font-size:14.5px;color:var(--text-2);}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink-900);border-top:1px solid var(--line);padding-top:64px;}
.footer-grid{display:grid;grid-template-columns:1.9fr 1fr 1fr 1.4fr;gap:36px;padding-bottom:44px;}
.footer-brand .brand{margin-bottom:14px;}
.footer-desc{font-size:13.5px;color:var(--text-3);line-height:1.85;max-width:340px;}
.footer-col h4{font-size:14px;font-weight:600;color:var(--text-1);margin-bottom:14px;}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul a{font-size:13.5px;color:var(--text-3);}
.footer-col ul a:hover{color:var(--accent);}
.footer-contact p{font-size:13.5px;color:var(--text-3);margin-bottom:8px;line-height:1.75;}
.footer-contact strong{color:var(--text-2);font-weight:600;}
.footer-qr{margin-top:14px;width:96px;height:96px;border-radius:12px;border:1px dashed var(--line-strong);display:grid;place-items:center;text-align:center;font-size:11.5px;color:var(--text-3);line-height:1.5;}
.footer-bottom{border-top:1px solid var(--line);padding:18px 0 26px;display:flex;flex-direction:column;gap:6px;}
.footer-bottom p{margin:0;font-size:12px;color:var(--text-3);line-height:1.7;}

/* ---------- 抽屉导航 ---------- */
.drawer{background:var(--ink-900)!important;color:var(--text-2);width:88vw!important;max-width:360px;border-left:1px solid var(--line);}
.drawer .offcanvas-header{border-bottom:1px solid var(--line);padding:18px 20px;}
.drawer__title{font-size:14px;font-weight:700;color:var(--text-1);}
.drawer .offcanvas-body{padding:20px;}
.drawer-list li + li{margin-top:4px;}
.drawer-list a{display:block;padding:12px 4px;font-size:1.125rem;font-weight:600;color:var(--text-2);border-bottom:1px solid var(--line);}
.drawer-list a.is-active,.drawer-list a:hover{color:var(--accent);}
.drawer-foot{padding:16px 20px 24px;border-top:1px solid var(--line);}
.drawer-foot .btn-accent{width:100%;}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .nav-list{gap:18px;}
  .topic-grid{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:991.98px){
  .nav-list{display:none;}
  .navbar-main__inner{height:64px;gap:16px;}
  .section{padding:72px 0;}
  .section--tight{padding:56px 0;}
  .page-hero__inner{padding:64px 0 58px;}
  .fix-layout{grid-template-columns:1fr;gap:28px;}
  .fix-figure img{aspect-ratio:16/9;}
  .contact-panel{grid-template-columns:1fr;padding:30px 26px;gap:26px;}
  .contact-side{border-left:0;border-top:1px solid var(--line);padding-left:0;padding-top:24px;flex-direction:row;justify-content:flex-start;text-align:left;}
  .contact-side small{text-align:left;}
  .footer-grid{grid-template-columns:1.6fr 1fr 1fr;gap:28px;}
  .footer-contact{grid-column:1 / -1;}
}
@media (max-width:767.98px){
  .topbar__left{display:none;}
  .topbar__inner{justify-content:flex-end;}
  body{font-size:15px;line-height:1.8;}
  .section{padding:56px 0;}
  .section--tight{padding:44px 0;}
  .page-hero__inner{padding:52px 0 48px;}
  .help-search{flex-direction:column;}
  .help-search .btn-accent{width:100%;height:46px;}
  .topic-grid{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr;}
  .acc-glass{padding:4px 16px;}
  .acc-glass .accordion-body{padding-left:16px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px;}
  .footer-brand{grid-column:1 / -1;}
  .return-bar{padding:26px 0 56px;}
  .return-bar__inner{padding:22px;}
}
@media (max-width:575.98px){
  .hero-badges{gap:8px;}
  .footer-grid{grid-template-columns:1fr;}
  .contact-side{flex-direction:column;align-items:flex-start;}
  .contact-panel{padding:24px 20px;}
  .brand__sub{font-size:10.5px;}
  .acc-glass .accordion-button{font-size:.95rem;padding:18px 40px 18px 0;}
  .acc-glass .accordion-button:not(.collapsed){padding-left:14px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;scroll-behavior:auto!important;}
  .btn-accent:hover,.btn-ghost:hover,.topic-card:hover,.step:hover{transform:none;}
}