/* roulang page: index */
:root{
  --ink-900:#050A12;
  --ink-800:#0A1220;
  --ink-700:#101B2D;
  --surface:rgba(255,255,255,.045);
  --line:rgba(255,255,255,.10);
  --line-hot:rgba(47,240,200,.42);
  --brand:#2FF0C8;
  --brand-deep:#04231F;
  --brand-2:#7C6BFF;
  --accent:#FF8A3D;
  --ok:#3DDC97;
  --warn:#FFB020;
  --text:#E9F2F8;
  --text-2:#A7B8CC;
  --text-3:#6F8199;
  --grad-brand:linear-gradient(135deg,#2FF0C8 0%,#7C6BFF 100%);
  --r-lg:20px;
  --r-md:16px;
  --r-sm:12px;
  --shadow-1:0 1px 2px rgba(0,0,0,.40);
  --shadow-2:0 12px 32px rgba(0,0,0,.45);
  --ease:cubic-bezier(.2,.7,.3,1);
  --nav-h:104px;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:120px}
body{
  margin:0;
  background:var(--ink-900);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.85;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background-image:
    linear-gradient(rgba(255,255,255,.028) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.028) 1px,transparent 1px);
  background-size:24px 24px;
}
body::after{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background:
    radial-gradient(600px 600px at 12% -4%,rgba(47,240,200,.06),transparent 70%),
    radial-gradient(600px 600px at 92% 22%,rgba(124,107,255,.06),transparent 70%);
}
img{max-width:100%;display:block;border-radius:var(--r-sm)}
a{color:var(--brand);text-decoration:none;transition:color .18s var(--ease)}
a:hover{color:#7BEBD5}
button,input{font-family:inherit;font-size:inherit}
h1,h2,h3,h4,p,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px}

/* ============ Foundation 覆盖 ============ */
.grid-container{max-width:1200px;padding-left:24px;padding-right:24px}
.grid-container.full{max-width:100%;padding:0}
.button{background:transparent;color:var(--brand);border:1px solid var(--line);border-radius:var(--r-sm);font-weight:600}
.button:hover,.button:focus{background:rgba(47,240,200,.10);color:var(--brand)}
.top-bar{background:transparent;padding:0}
.accordion{background:transparent;border:0;margin:0}
.accordion-item{border:0;background:transparent}
.accordion-title{border:0;background:transparent;color:var(--text)}
.accordion-content{border:0;background:transparent;color:var(--text-2)}
[data-whatintent="mouse"] a:focus,[data-whatintent="mouse"] button:focus{outline:none}
.reveal-overlay{background-color:rgba(5,10,18,.78)}

/* ============ 通用 ============ */
.page{position:relative;z-index:1}
.section{padding:88px 0;position:relative}
.section--tight{padding:72px 0}
.section--alt{background:linear-gradient(180deg,rgba(10,18,32,0) 0%,rgba(10,18,32,.72) 22%,rgba(10,18,32,.72) 78%,rgba(10,18,32,0) 100%)}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;flex-wrap:wrap}
.sec-title{font-size:clamp(22px,2.6vw,32px);font-weight:700;line-height:1.35;color:var(--text)}
.sec-desc{font-size:15px;color:var(--text-2);margin-top:10px;max-width:640px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;color:var(--brand);
  background:rgba(47,240,200,.10);
  border:1px solid rgba(47,240,200,.22);
  border-radius:999px;padding:6px 14px;margin-bottom:18px;
}
.eyebrow i{font-size:11px}
.grad-text{background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent}
.text-2{color:var(--text-2)}
.text-3{color:var(--text-3)}
.mono{font-variant-numeric:tabular-nums;font-family:"Inter","SF Pro Display",system-ui,sans-serif}

/* ============ 徽章 / 标签 ============ */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:600;line-height:1;
  color:var(--brand);background:rgba(47,240,200,.12);
  border-radius:999px;padding:5px 12px;white-space:nowrap;
}
.badge--accent{color:var(--accent);background:rgba(255,138,61,.14)}
.badge--ghost{color:var(--text-2);background:var(--surface);border:1px solid var(--line)}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13px;line-height:1;color:var(--text-2);
  background:var(--surface);border:1px solid var(--line);
  border-radius:999px;padding:8px 14px;white-space:nowrap;
  transition:all .18s var(--ease);cursor:pointer;
}
.chip:hover{color:var(--brand);background:rgba(47,240,200,.15);border-color:rgba(47,240,200,.35)}
.chip .dot{width:6px;height:6px;border-radius:50%;background:var(--accent);display:inline-block}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--r-sm);
  font-size:15px;font-weight:600;line-height:1;
  border:1px solid transparent;cursor:pointer;
  transition:all .18s var(--ease);white-space:nowrap;
  min-height:44px;
}
.btn i{font-size:13px;transition:transform .18s var(--ease)}
.btn-primary{
  background:linear-gradient(var(--ink-800),var(--ink-800)) padding-box,var(--grad-brand) border-box;
  color:var(--brand);
  box-shadow:0 0 0 1px rgba(47,240,200,.16),0 10px 32px rgba(47,240,200,.12);
}
.btn-primary:hover{
  background:var(--grad-brand) padding-box,var(--grad-brand) border-box;
  color:var(--brand-deep);transform:translateY(-1px);
  box-shadow:0 0 0 1px var(--line-hot),0 10px 32px rgba(47,240,200,.28);
}
.btn-primary:active{transform:translateY(0);box-shadow:0 0 0 1px rgba(47,240,200,.20)}
.btn-ghost{
  background:transparent;border-color:rgba(255,255,255,.18);color:var(--text-2);
}
.btn-ghost:hover{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.30);color:var(--text);transform:translateY(-1px)}
.btn-ghost:active{transform:translateY(0)}
.btn[disabled],.btn.is-disabled{opacity:.4;pointer-events:none}
.btn.is-loading{pointer-events:none;opacity:.72}
.btn.is-loading::after{
  content:"";width:14px;height:14px;border-radius:50%;
  border:2px solid rgba(47,240,200,.28);border-top-color:var(--brand);
  animation:spin .7s linear infinite;
}
@keyframes spin{to{transform:rotate(360deg)}}
.ghost-link{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14px;font-weight:600;color:var(--brand);
  text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:1px;
  text-decoration-color:rgba(47,240,200,.35);
}
.ghost-link:hover{text-decoration-color:var(--brand)}
.ghost-link i{transition:transform .18s var(--ease)}
.ghost-link:hover i{transform:translateX(4px)}

/* ============ 玻璃卡 ============ */
.glass{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  backdrop-filter:blur(14px) saturate(140%);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.06),var(--shadow-1);
}

/* ============ 顶部导航 ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:900;
  transition:transform .28s var(--ease),background .28s var(--ease),box-shadow .28s var(--ease),backdrop-filter .28s var(--ease);
}
.site-header::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:1px;
  background:var(--line);opacity:0;transition:opacity .28s var(--ease);
}
.nav-top{border-bottom:1px solid rgba(255,255,255,.06)}
.nav-row{
  height:64px;display:flex;align-items:center;gap:28px;
  transition:height .28s var(--ease);
}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0;color:var(--text)}
.brand:hover{color:var(--text)}
.brand-mark{
  width:38px;height:38px;border-radius:11px;flex-shrink:0;
  display:grid;place-items:center;
  background:linear-gradient(135deg,rgba(47,240,200,.18),rgba(124,107,255,.18));
  border:1px solid rgba(47,240,200,.42);
  box-shadow:0 0 0 1px rgba(47,240,200,.10),0 6px 20px rgba(47,240,200,.16);
  color:var(--brand);font-size:16px;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-name{font-size:16px;font-weight:800;color:var(--text);white-space:nowrap}
.brand-sub{font-size:11px;color:var(--text-3);font-weight:500}
.nav-main{display:flex;align-items:center;gap:4px;flex:1;min-width:0}
.nav-link{
  position:relative;display:inline-flex;align-items:center;
  height:40px;padding:0 14px;border-radius:10px;
  font-size:15px;font-weight:500;color:var(--text-2);
  transition:color .18s var(--ease),background .18s var(--ease);
}
.nav-link:hover{color:var(--text);background:rgba(255,255,255,.05)}
.nav-link.is-active{color:var(--brand)}
.nav-link.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;
  border-radius:2px;background:var(--grad-brand);
}
.nav-tools{display:flex;align-items:center;gap:10px;flex-shrink:0}
.icon-btn{
  width:40px;height:40px;border-radius:11px;border:1px solid var(--line);
  background:var(--surface);color:var(--text-2);
  display:grid;place-items:center;cursor:pointer;font-size:14px;
  transition:all .18s var(--ease);
}
.icon-btn:hover{color:var(--brand);border-color:rgba(47,240,200,.34);background:rgba(47,240,200,.10)}
.search-btn{
  display:inline-flex;align-items:center;gap:9px;height:40px;padding:0 16px;
  border-radius:11px;border:1px solid var(--line);background:var(--surface);
  color:var(--text-3);font-size:14px;cursor:pointer;
  transition:all .18s var(--ease);
}
.search-btn:hover{color:var(--text-2);border-color:rgba(255,255,255,.22)}
.search-btn i{font-size:13px}
.burger{display:none}

/* 频道条 */
.nav-sub{
  height:40px;display:flex;align-items:center;gap:20px;
  transition:height .28s var(--ease),opacity .2s var(--ease);
}
.nav-sub-links{display:flex;align-items:center;gap:20px;font-size:14px;color:var(--text-3)}
.nav-sub-links a{color:var(--text-3)}
.nav-sub-links a:hover{color:var(--brand)}
.nav-sub-links span.sep{color:rgba(255,255,255,.14)}
.hot-strip{
  display:flex;align-items:center;gap:8px;margin-left:auto;
  overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;
  padding:6px 0;
  -webkit-mask-image:linear-gradient(90deg,transparent 0,#000 20px,#000 calc(100% - 20px),transparent 100%);
  mask-image:linear-gradient(90deg,transparent 0,#000 20px,#000 calc(100% - 20px),transparent 100%);
}
.hot-strip::-webkit-scrollbar{display:none}
.hot-chip{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;line-height:1;color:var(--text-2);
  background:var(--surface);border:1px solid var(--line);
  border-radius:999px;padding:7px 13px;white-space:nowrap;
  transition:all .18s var(--ease);
}
.hot-chip:hover{color:var(--brand);background:rgba(47,240,200,.15);border-color:rgba(47,240,200,.35)}
.hot-chip .num{
  font-size:10px;font-weight:700;color:var(--ink-900);
  background:var(--accent);border-radius:4px;padding:2px 5px;line-height:1;
}

/* 吸顶状态 */
body.is-scrolled .site-header{
  background:rgba(5,10,18,.86);
  -webkit-backdrop-filter:blur(16px) saturate(150%);
  backdrop-filter:blur(16px) saturate(150%);
  box-shadow:0 8px 28px rgba(0,0,0,.42);
}
body.is-scrolled .site-header::after{opacity:1}
body.is-scrolled .nav-row{height:52px}
body.is-scrolled .nav-sub{height:0;opacity:0;overflow:hidden}
body.is-scrolled .hot-strip{display:none}
body.is-scrolled .brand-sub{display:none}
body.header-hidden .site-header{transform:translateY(-102%)}

/* ============ 抽屉 ============ */
.drawer-mask{
  position:fixed;inset:0;z-index:1000;background:rgba(5,10,18,.7);
  -webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);
  opacity:0;visibility:hidden;transition:opacity .22s var(--ease),visibility .22s var(--ease);
}
.drawer-mask.is-open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;bottom:0;z-index:1000;
  width:86vw;max-width:380px;
  background:linear-gradient(180deg,#0A1220 0%,#050A12 100%);
  border-left:1px solid var(--line);
  transform:translateX(102%);transition:transform .28s var(--ease);
  display:flex;flex-direction:column;padding:20px 20px calc(20px + env(safe-area-inset-bottom,0px));
  overflow-y:auto;
}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.drawer-title{font-size:15px;font-weight:700;color:var(--text)}
.drawer-search{display:flex;gap:8px;margin-bottom:22px}
.drawer-search input{
  flex:1;height:44px;border-radius:var(--r-sm);
  background:var(--surface);border:1px solid var(--line);
  color:var(--text);padding:0 14px;font-size:14px;
}
.drawer-search input::placeholder{color:var(--text-3)}
.drawer-search input:focus{outline:none;border-color:rgba(47,240,200,.5);box-shadow:0 0 0 3px rgba(47,240,200,.12)}
.drawer-search button{
  width:52px;height:44px;border-radius:var(--r-sm);border:0;
  background:var(--grad-brand);color:var(--brand-deep);cursor:pointer;font-size:15px;
}
.drawer-group{margin-bottom:22px}
.drawer-group-title{
  font-size:12px;font-weight:700;color:var(--text-3);
  text-transform:uppercase;letter-spacing:.06em;margin-bottom:8px;
}
.drawer-link{
  display:flex;align-items:center;justify-content:space-between;
  padding:13px 14px;border-radius:var(--r-sm);
  color:var(--text-2);font-size:15px;font-weight:500;
  border:1px solid transparent;transition:all .18s var(--ease);
}
.drawer-link:hover,.drawer-link.is-active{
  color:var(--brand);background:rgba(47,240,200,.08);border-color:rgba(47,240,200,.22);
}
.drawer-foot{margin-top:auto;padding-top:20px}

/* ============ 搜索浮层 ============ */
.search-layer{
  position:fixed;inset:0;z-index:1000;
  background:rgba(5,10,18,.76);
  -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
  display:flex;align-items:flex-start;justify-content:center;
  padding:14vh 20px 40px;
  opacity:0;visibility:hidden;
  transition:opacity .12s var(--ease),visibility .12s var(--ease);
}
.search-layer.is-open{opacity:1;visibility:visible}
.search-panel{
  width:100%;max-width:640px;border-radius:var(--r-lg);
  background:rgba(16,27,45,.86);
  border:1px solid var(--line);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  backdrop-filter:blur(14px) saturate(140%);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.06),var(--shadow-2);
  padding:26px;
  transform:scale(.97);transition:transform .12s var(--ease);
}
.search-layer.is-open .search-panel{transform:scale(1)}
.search-panel h3{font-size:18px;font-weight:700;margin-bottom:16px}
.search-form{display:flex;gap:10px;flex-wrap:wrap}
.search-form input{
  flex:1;min-width:200px;height:48px;border-radius:var(--r-sm);
  background:var(--surface);border:1px solid var(--line);
  color:var(--text);padding:0 16px;font-size:15px;
}
.search-form input::placeholder{color:var(--text-3)}
.search-form input:focus{outline:none;border-color:rgba(47,240,200,.5);box-shadow:0 0 0 3px rgba(47,240,200,.12)}
.search-hot{margin-top:20px}
.search-hot p{font-size:13px;color:var(--text-3);margin-bottom:10px}
.search-hot-list{display:flex;flex-wrap:wrap;gap:8px}

/* ============ Hero ============ */
.hero{
  position:relative;
  padding:calc(var(--nav-h) + 64px) 0 88px;
  overflow:hidden;
}
.hero::before{
  content:"";position:absolute;top:-140px;left:-10%;width:640px;height:640px;
  background:radial-gradient(circle,rgba(47,240,200,.10),transparent 66%);
  pointer-events:none;
}
.hero-inner{position:relative;z-index:2}
.hero-copy{padding-right:20px}
.hero h1{
  font-size:clamp(28px,4.2vw,46px);
  font-weight:800;line-height:1.25;color:var(--text);
  margin-bottom:20px;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.hero h1 .hl{
  position:relative;white-space:nowrap;
}
.hero h1 .hl::after{
  content:"";position:absolute;left:0;right:0;bottom:2px;height:6px;border-radius:3px;
  background:var(--grad-brand);opacity:.28;
}
.hero-sub{font-size:17px;line-height:1.85;color:var(--text-2);max-width:560px;margin-bottom:30px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:38px}
.trust-bar{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));
  gap:8px;padding-top:26px;border-top:1px solid var(--line);
}
.trust-item{display:flex;flex-direction:column;gap:4px;padding-right:8px}
.trust-num{font-size:22px;font-weight:800;color:var(--brand);line-height:1.2}
.trust-label{font-size:13px;color:var(--text-3);line-height:1.5}

.hero-visual{position:relative}
.hero-media{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  border:1px solid var(--line);
  aspect-ratio:4/3;
  background:linear-gradient(140deg,#101B2D 0%,#0A1220 60%,#04231F 100%);
  box-shadow:var(--shadow-2);
}
.hero-media img{width:100%;height:100%;object-fit:cover;border-radius:0}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(5,10,18,.06) 0%,rgba(5,10,18,.66) 100%);
}
.hero-float{
  position:absolute;left:-14px;bottom:-18px;right:26px;
  padding:18px 20px;border-radius:var(--r-md);
  z-index:3;
}
.hero-float h3{
  font-size:13px;font-weight:700;color:var(--text-3);
  letter-spacing:.06em;text-transform:uppercase;margin-bottom:12px;
}
.float-row{
  display:flex;align-items:center;gap:10px;
  padding:8px 0;border-bottom:1px dashed rgba(255,255,255,.08);
}
.float-row:last-child{border-bottom:0;padding-bottom:0}
.float-row i{
  width:26px;height:26px;border-radius:8px;flex-shrink:0;
  display:grid;place-items:center;font-size:11px;
  color:var(--brand);background:rgba(47,240,200,.12);
}
.float-row span{font-size:13px;color:var(--text-2);flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.float-row em{font-size:12px;color:var(--text-3);font-style:normal;white-space:nowrap}

/* ============ 品牌主张 ============ */
.statement{max-width:880px;margin:0 auto;text-align:left}
.statement h2{margin-bottom:22px}
.statement p{font-size:17px;line-height:1.9;color:var(--text-2)}
.statement p + p{margin-top:18px}
.statement .divider{
  width:32px;height:3px;border-radius:3px;background:var(--grad-brand);
  margin:24px 0;
}

/* ============ 故事 / 理念 ============ */
.story-visual{position:relative;padding-bottom:34px}
.story-media{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  border:1px solid var(--line);aspect-ratio:4/3;
  background:linear-gradient(140deg,#101B2D 0%,#0A1220 100%);
  box-shadow:var(--shadow-2);
}
.story-media img{width:100%;height:100%;object-fit:cover;border-radius:0}
.story-card{
  position:absolute;right:-10px;bottom:0;left:56px;
  padding:18px 20px;border-radius:var(--r-md);
}
.story-card ul{display:flex;flex-direction:column;gap:12px}
.story-card li{display:flex;gap:10px;font-size:14px;color:var(--text-2);line-height:1.7}
.story-card li i{color:var(--brand);font-size:13px;margin-top:5px}
.story-copy h2{margin-bottom:22px}
.story-block{padding-left:16px;position:relative;margin-bottom:22px}
.story-block:last-child{margin-bottom:0}
.story-block::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:3px;border-radius:3px;
  background:var(--grad-brand);
}
.story-block h3{font-size:17px;font-weight:700;margin-bottom:8px;color:var(--text)}
.story-block p{font-size:15px;line-height:1.85;color:var(--text-2)}

/* ============ 精选卡 ============ */
.feature-big{
  display:flex;flex-direction:column;height:100%;
  border-radius:var(--r-lg);overflow:hidden;
  background:var(--surface);border:1px solid var(--line);
  transition:transform .18s var(--ease),border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.feature-big:hover{transform:translateY(-4px);border-color:var(--line-hot);box-shadow:var(--shadow-2)}
.feature-big .thumb{position:relative;aspect-ratio:3/2;overflow:hidden;background:var(--ink-700)}
.feature-big .thumb img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .3s var(--ease)}
.feature-big:hover .thumb img{transform:scale(1.03)}
.feature-big .body{padding:24px 26px 26px;display:flex;flex-direction:column;flex:1}
.feature-big h3{font-size:20px;font-weight:700;line-height:1.5;margin:14px 0 12px;color:var(--text);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.feature-big p{font-size:15px;line-height:1.8;color:var(--text-2);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.feature-big .foot{
  margin-top:auto;padding-top:18px;display:flex;align-items:center;justify-content:space-between;
  border-top:1px solid var(--line);font-size:13px;color:var(--text-3);
}
.feature-big .arrow{color:var(--text-3);transition:transform .18s var(--ease),color .18s var(--ease)}
.feature-big:hover .arrow{transform:translateX(4px);color:var(--brand)}

.feature-small{
  display:flex;gap:16px;flex:1;min-height:0;
  border-radius:var(--r-md);overflow:hidden;
  background:var(--surface);border:1px solid var(--line);padding:16px;
  transition:transform .18s var(--ease),border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.feature-small:hover{transform:translateY(-4px);border-color:var(--line-hot);box-shadow:var(--shadow-2)}
.feature-small .thumb{
  width:132px;flex-shrink:0;aspect-ratio:16/11;border-radius:10px;overflow:hidden;background:var(--ink-700);
}
.feature-small .thumb img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .3s var(--ease)}
.feature-small:hover .thumb img{transform:scale(1.03)}
.feature-small .body{display:flex;flex-direction:column;min-width:0}
.feature-small h3{
  font-size:16px;font-weight:700;line-height:1.55;margin:8px 0 8px;color:var(--text);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.feature-small p{
  font-size:13px;line-height:1.7;color:var(--text-3);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.feature-small .meta{margin-top:auto;padding-top:10px;font-size:12px;color:var(--text-3)}

/* ============ 最新信息列表 ============ */
.news-list{border-top:1px solid var(--line)}
.news-item{
  display:flex;gap:20px;padding:24px 0;
  border-bottom:1px solid var(--line);
  transition:transform .18s var(--ease);
}
.news-item:hover{transform:translateX(4px)}
.news-thumb{
  width:160px;height:110px;flex-shrink:0;border-radius:var(--r-sm);
  overflow:hidden;background:var(--ink-700);
}
.news-thumb img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .3s var(--ease)}
.news-item:hover .news-thumb img{transform:scale(1.03)}
.news-body{flex:1;min-width:0;display:flex;flex-direction:column}
.news-cat{
  display:inline-flex;align-items:center;align-self:flex-start;
  font-size:12px;font-weight:600;color:var(--brand);
  background:rgba(47,240,200,.12);border-radius:999px;padding:4px 10px;margin-bottom:10px;
}
.news-title{
  font-size:17px;font-weight:700;line-height:1.55;color:var(--text);margin-bottom:8px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-sum{
  font-size:14px;line-height:1.8;color:var(--text-3);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{
  margin-top:auto;padding-top:12px;display:flex;align-items:center;gap:18px;
  font-size:13px;color:var(--text-3);
}
.news-meta span{display:inline-flex;align-items:center;gap:6px}
.news-meta i{font-size:11px}
.news-more{display:flex;justify-content:center;padding-top:36px;gap:16px;flex-wrap:wrap}

.empty-state{
  padding:56px 32px;text-align:center;border-radius:var(--r-lg);
  display:flex;flex-direction:column;align-items:center;gap:14px;
}
.empty-state i{font-size:34px;color:rgba(47,240,200,.4)}
.empty-state p{font-size:15px;color:var(--text-2)}

/* ============ 信任背书 ============ */
.partner-row{
  display:grid;grid-template-columns:repeat(6,minmax(0,1fr));
  gap:14px;margin-bottom:48px;
}
.partner{
  height:74px;border-radius:var(--r-md);
  border:1px solid var(--line);background:var(--surface);
  display:flex;align-items:center;justify-content:center;gap:8px;
  color:var(--text-3);font-size:13px;font-weight:600;
  filter:grayscale(1);opacity:.72;
  transition:all .22s var(--ease);
}
.partner:hover{filter:grayscale(0);opacity:1;color:var(--brand);border-color:rgba(47,240,200,.3)}
.partner i{font-size:15px}
.quote-card{
  padding:22px 24px;border-radius:var(--r-md);height:100%;
  border-left:2px solid var(--brand);
  display:flex;flex-direction:column;
}
.quote-card p{font-size:15px;line-height:1.85;color:var(--text-2);flex:1}
.quote-card .src{
  margin-top:16px;padding-top:14px;border-top:1px solid var(--line);
  font-size:13px;color:var(--text-3);display:flex;align-items:center;gap:8px;
}
.quote-card .src i{color:var(--accent);font-size:12px}

/* ============ FAQ ============ */
.faq-list{display:flex;flex-direction:column;gap:12px}
.faq-item{
  border-radius:14px !important;
  background:var(--surface);
  border:1px solid var(--line);
  overflow:hidden;
  transition:border-color .18s var(--ease);
}
.faq-item:hover{border-color:rgba(255,255,255,.18)}
.faq-item.is-open{border-color:var(--line-hot)}
.faq-item.is-open .accordion-title{color:var(--brand)}
.faq-item .accordion-title{
  position:relative;
  padding:18px 56px 18px 22px;
  font-size:16px;font-weight:600;color:var(--text);
  border:0;line-height:1.6;
}
.faq-item .accordion-title::before{
  content:"";position:absolute;left:0;top:12px;bottom:12px;width:3px;border-radius:3px;
  background:var(--grad-brand);opacity:0;transition:opacity .18s var(--ease);
}
.faq-item.is-open .accordion-title::before{opacity:1}
.faq-item .accordion-title::after{
  content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);
  font-size:20px;font-weight:400;color:var(--text-3);line-height:1;
  transition:transform .18s var(--ease),color .18s var(--ease);
}
.faq-item.is-open .accordion-title::after{content:"+";transform:translateY(-50%) rotate(135deg);color:var(--brand)}
.faq-item .accordion-content{
  padding:0 22px 20px 22px;border:0;background:transparent;
  font-size:15px;line-height:1.85;color:var(--text-2);
  display:none;
}
.faq-item.is-open .accordion-content{display:block}

/* ============ CTA ============ */
.cta-box{
  border-radius:var(--r-lg);padding:48px;
  background:linear-gradient(135deg,rgba(47,240,200,.07),rgba(124,107,255,.07));
  border:1px solid var(--line);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  backdrop-filter:blur(14px) saturate(140%);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.06),var(--shadow-2);
}
.cta-box h2{font-size:clamp(22px,2.6vw,32px);font-weight:700;line-height:1.35;margin-bottom:12px}
.cta-box .lead{font-size:15px;color:var(--text-2);margin-bottom:22px}
.cta-points{display:flex;flex-direction:column;gap:12px}
.cta-points li{display:flex;gap:10px;font-size:15px;color:var(--text-2);line-height:1.7}
.cta-points i{color:var(--brand);font-size:14px;margin-top:5px}
.subscribe-form{display:flex;gap:10px;flex-wrap:wrap}
.subscribe-form input{
  flex:1;min-width:180px;height:48px;border-radius:var(--r-sm);
  background:rgba(255,255,255,.05);border:1px solid var(--line);
  color:var(--text);padding:0 16px;font-size:15px;
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.subscribe-form input::placeholder{color:var(--text-3)}
.subscribe-form input:focus{outline:none;border-color:rgba(47,240,200,.55);box-shadow:0 0 0 3px rgba(47,240,200,.13)}
.subscribe-form input.is-error{border-color:var(--warn);box-shadow:0 0 0 3px rgba(255,176,32,.14)}
.form-note{font-size:13px;color:var(--text-3);margin-top:14px}
.form-err{font-size:13px;color:var(--warn);margin-top:8px;display:none}
.form-err.is-show{display:block}

/* ============ 页脚 ============ */
.site-footer{
  position:relative;margin-top:24px;
  background:linear-gradient(180deg,rgba(10,18,32,.6) 0%,rgba(5,10,18,1) 100%);
  border-top:1px solid var(--line);
}
.site-footer::before{
  content:"";position:absolute;top:-1px;left:0;right:0;height:1px;background:var(--grad-brand);
}
.footer-main{padding:64px 0 40px}
.footer-col h4{
  font-size:14px;font-weight:700;color:var(--text);margin-bottom:18px;
}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:18px}
.footer-brand .brand-mark{width:36px;height:36px;font-size:15px}
.footer-brand .brand-name{font-size:16px;font-weight:800;color:var(--text)}
.footer-desc{font-size:14px;line-height:1.8;color:var(--text-3);max-width:320px}
.footer-links{display:flex;flex-direction:column;gap:11px}
.footer-links a{
  font-size:14px;color:var(--text-2);
  transition:color .18s var(--ease),transform .18s var(--ease);
  align-self:flex-start;
}
.footer-links a:hover{color:var(--brand);transform:translateX(2px)}
.footer-contact{display:flex;flex-direction:column;gap:12px;font-size:14px;color:var(--text-2)}
.footer-contact span{display:flex;align-items:center;gap:9px}
.footer-contact i{color:var(--brand);font-size:13px;width:16px}
.footer-bottom{
  border-top:1px solid var(--line);padding:22px 0;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--text-3);
}
.footer-bottom a{color:var(--text-3)}
.footer-bottom a:hover{color:var(--brand)}

/* ============ 入场动效 ============ */
.reveal-up{opacity:0;transform:translateY(12px);transition:opacity .5s var(--ease),transform .5s var(--ease)}
.reveal-up.is-in{opacity:1;transform:none}

@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important}
  .reveal-up{opacity:1;transform:none}
  html{scroll-behavior:auto}
}

/* ============ 响应式 ============ */
@media screen and (min-width:1440px){
  .grid-container{max-width:1280px}
  .section{padding:104px 0}
}
@media screen and (max-width:1023px){
  :root{--nav-h:64px}
  .nav-main,.nav-sub,.search-btn{display:none}
  .burger{display:grid}
  .hero{padding:calc(var(--nav-h) + 44px) 0 64px}
  .hero-copy{padding-right:0;margin-bottom:40px}
  .hero-visual{margin-top:8px}
  .hero-float{position:relative;left:0;right:0;bottom:0;margin-top:-40px;margin-left:16px;margin-right:16px}
  .hero-media{aspect-ratio:16/9;max-height:240px}
  .section{padding:72px 0}
  .cta-box{padding:36px}
  .partner-row{grid-template-columns:repeat(3,minmax(0,1fr))}
  .story-visual{margin-bottom:44px;padding-bottom:0}
  .story-card{position:relative;left:0;right:0;margin-top:-36px;margin-left:20px;margin-right:20px}
}
@media screen and (max-width:767px){
  .grid-container{padding-left:16px;padding-right:16px}
  .trust-bar{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px 8px}
  .news-item{flex-direction:column;gap:14px}
  .news-thumb{width:100%;height:180px}
  .feature-small{flex-direction:column}
  .feature-small .thumb{width:100%;aspect-ratio:16/9}
  .partner-row{grid-template-columns:repeat(2,minmax(0,1fr))}
  .section{padding:56px 0}
  .cta-box{padding:26px}
  .footer-main{padding:48px 0 32px}
}
@media screen and (max-width:519px){
  .hero-actions .btn{width:100%}
  .subscribe-form .btn{width:100%}
  .search-form input{min-width:100%}
  .sec-head{margin-bottom:28px}
}

/* roulang page: article */
:root{
  --ink-900:#050A12;
  --ink-800:#0A1220;
  --ink-700:#101B2D;
  --surface:rgba(255,255,255,.045);
  --surface-2:rgba(255,255,255,.07);
  --line:rgba(255,255,255,.10);
  --line-hot:rgba(47,240,200,.42);
  --brand:#2FF0C8;
  --brand-deep:#04231F;
  --brand-2:#7C6BFF;
  --accent:#FF8A3D;
  --ok:#3DDC97;
  --warn:#FFB020;
  --text:#E9F2F8;
  --text-2:#A7B8CC;
  --text-3:#6F8199;
  --grad-brand:linear-gradient(135deg,#2FF0C8 0%,#7C6BFF 100%);
  --r-lg:20px;
  --r-md:16px;
  --r-sm:12px;
  --shadow-1:0 1px 2px rgba(0,0,0,.40);
  --shadow-2:0 12px 32px rgba(0,0,0,.45);
  --ease:180ms cubic-bezier(.2,.7,.3,1);
  --font-cn:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",sans-serif;
  --font-num:"Inter","SF Pro Display",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.85;
  color:var(--text);
  background-color:var(--ink-900);
  background-image:
    radial-gradient(600px 600px at 12% -4%,rgba(47,240,200,.06),transparent 70%),
    radial-gradient(600px 600px at 92% 12%,rgba(124,107,255,.06),transparent 70%),
    linear-gradient(rgba(255,255,255,.028) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.028) 1px,transparent 1px);
  background-size:auto,auto,24px 24px,24px 24px;
  background-attachment:fixed;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border-style:none}
a{color:var(--brand);text-decoration:none;transition:color var(--ease),opacity var(--ease)}
a:hover,a:focus{color:var(--brand)}
button{font:inherit;color:inherit;cursor:pointer;border:0;background:none}
input,textarea{font:inherit}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.35;color:var(--text)}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px}
.grid-container{max-width:1200px;padding-left:24px;padding-right:24px}
@media screen and (min-width:1440px){.grid-container{max-width:1280px}}
.button,.button:hover,.button:focus,.button.primary,.button.secondary{background:transparent;color:var(--brand)}
.accordion{background:transparent;border:0}
.accordion-item{border:0;background:transparent}
.accordion-title{border:0;background:transparent;color:var(--text)}
.reveal-overlay{background:rgba(5,10,18,.78)}
.top-bar,.top-bar ul{background:transparent}

/* ===== 按钮 ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:var(--r-sm);
  font-size:15px;font-weight:600;line-height:1;
  color:var(--brand);background:rgba(5,10,18,.7);
  border:1px solid transparent;
  background-image:linear-gradient(rgba(5,10,18,.7),rgba(5,10,18,.7)),var(--grad-brand);
  background-origin:border-box;background-clip:padding-box,border-box;
  transition:transform var(--ease),box-shadow var(--ease),color var(--ease),background-image var(--ease);
}
.btn:hover{color:var(--brand-deep);background-image:var(--grad-brand);transform:translateY(-1px);box-shadow:0 0 0 1px var(--line-hot),0 10px 32px rgba(47,240,200,.18)}
.btn:active{transform:translateY(0)}
.btn[disabled],.btn.is-disabled{opacity:.4;pointer-events:none}
.btn.is-loading{pointer-events:none;opacity:.75}
.btn.is-loading::after{content:"";width:14px;height:14px;border-radius:50%;border:2px solid rgba(47,240,200,.35);border-top-color:var(--brand);animation:spin .7s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.btn-ghost{
  display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:0 20px;border-radius:var(--r-sm);
  color:var(--text-2);background:transparent;border:1px solid rgba(255,255,255,.18);
  font-size:15px;font-weight:500;transition:all var(--ease);
}
.btn-ghost:hover{color:#fff;background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.3)}
.link-more{
  display:inline-flex;align-items:center;gap:6px;color:var(--brand);font-size:14px;font-weight:600;
  text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:1px;
}
.link-more i{transition:transform var(--ease)}
.link-more:hover i{transform:translateX(4px)}

/* ===== 头部导航 ===== */
.site-header{
  position:sticky;top:0;z-index:900;
  background:rgba(5,10,18,.72);
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  border-bottom:1px solid var(--line);
  transition:transform var(--ease),background var(--ease);
}
.site-header.is-hidden{transform:translateY(-100%)}
.site-header.is-scrolled{background:rgba(5,10,18,.86);box-shadow:0 10px 30px rgba(0,0,0,.42)}
.nav-brandrow{height:64px;display:flex;align-items:center;transition:height var(--ease)}
.nav-brandrow-inner{display:flex;align-items:center;gap:28px;width:100%}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--text)}
.brand:hover{color:var(--text)}
.brand-mark{
  width:34px;height:34px;border-radius:11px;display:grid;place-items:center;
  background:var(--grad-brand);color:var(--brand-deep);font-size:15px;
  box-shadow:0 0 0 1px rgba(47,240,200,.35),0 8px 24px rgba(47,240,200,.18);
}
.brand-name{font-size:17px;font-weight:800;white-space:nowrap}
.nav-main{display:flex;align-items:center;gap:6px;flex:1 1 auto}
.nav-link{
  position:relative;display:inline-flex;align-items:center;height:38px;padding:0 12px;
  font-size:15px;font-weight:500;color:var(--text-2);border-radius:10px;white-space:nowrap;
}
.nav-link::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;border-radius:2px;
  background:var(--grad-brand);opacity:0;transform:scaleX(.4);transition:all var(--ease);
}
.nav-link:hover{color:var(--text);background:var(--surface)}
.nav-link.is-active{color:var(--brand)}
.nav-link.is-active::after{opacity:1;transform:scaleX(1)}
.nav-tools{display:flex;align-items:center;gap:10px;flex:0 0 auto;margin-left:auto}
.icon-btn{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
  color:var(--text-2);border:1px solid var(--line);background:var(--surface);transition:all var(--ease);
}
.icon-btn:hover{color:var(--brand);border-color:var(--line-hot)}
.menu-btn{display:none}
.nav-channelbar{border-top:1px solid var(--line);transition:all var(--ease)}
.nav-channelbar-inner{display:flex;align-items:center;gap:16px;height:40px}
.channel-label{font-size:13px;color:var(--text-3);flex:0 0 auto}
.trend-chips{display:flex;align-items:center;gap:8px;overflow-x:auto;padding:6px 0;scrollbar-width:none}
.trend-chips::-webkit-scrollbar{display:none}
.chip{
  display:inline-flex;align-items:center;gap:6px;flex:0 0 auto;
  padding:6px 13px;border-radius:999px;font-size:13px;color:var(--text-2);
  background:var(--surface);border:1px solid var(--line);transition:all var(--ease);
}
.chip:hover{color:var(--brand);background:rgba(47,240,200,.15);border-color:var(--line-hot)}
.chip .dot{width:5px;height:5px;border-radius:50%;background:var(--accent)}
.site-header.is-scrolled .nav-brandrow{height:52px}
.site-header.is-scrolled .nav-channelbar{display:none}

/* 搜索浮层 */
.search-overlay{
  position:fixed;inset:0;z-index:1000;display:none;
  background:rgba(5,10,18,.72);backdrop-filter:blur(6px);
}
.search-overlay.is-open{display:block;animation:fadeIn 120ms ease-out}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
.search-panel{
  max-width:680px;margin:12vh auto 0;padding:26px;
  background:rgba(16,27,45,.92);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--shadow-2);animation:popIn 160ms cubic-bezier(.2,.7,.3,1);
}
@keyframes popIn{from{opacity:0;transform:scale(.97) translateY(8px)}to{opacity:1;transform:none}}
.search-panel h3{font-size:16px;margin-bottom:14px;color:var(--text-2);font-weight:600}
.search-row{display:flex;gap:10px}
.search-row input{
  flex:1;min-height:46px;padding:0 16px;border-radius:var(--r-sm);
  background:var(--surface);border:1px solid var(--line);color:var(--text);
}
.search-row input::placeholder{color:var(--text-3)}
.search-row input:focus{outline:none;border-color:var(--line-hot);box-shadow:0 0 0 1px var(--line-hot),0 0 24px rgba(47,240,200,.14)}
.search-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.search-close{margin-top:18px;font-size:13px;color:var(--text-3)}

/* 抽屉 */
.drawer{
  position:fixed;top:0;right:0;height:100%;width:86vw;max-width:380px;z-index:1000;
  background:rgba(10,18,32,.96);backdrop-filter:blur(16px);
  border-left:1px solid var(--line);transform:translateX(100%);
  transition:transform 220ms cubic-bezier(.2,.7,.3,1);
  display:flex;flex-direction:column;padding:20px;overflow-y:auto;
}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.drawer-title{font-size:15px;font-weight:700}
.drawer-group{margin-top:20px}
.drawer-group h4{font-size:13px;color:var(--text-3);font-weight:600;margin-bottom:10px}
.drawer-link{
  display:flex;align-items:center;justify-content:space-between;
  min-height:46px;padding:0 14px;border-radius:var(--r-sm);color:var(--text-2);font-size:15px;
  border:1px solid transparent;transition:all var(--ease);
}
.drawer-link:hover{color:var(--brand);background:var(--surface);border-color:var(--line)}
.drawer-cta{margin-top:auto;padding-top:22px}
.drawer-cta .btn{width:100%}
.scrim{position:fixed;inset:0;z-index:999;background:rgba(5,10,18,.6);display:none}
.scrim.is-open{display:block}

/* ===== 文章头部 ===== */
.article-hero{padding:36px 0 0}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3)}
.crumbs a{color:var(--text-3)}
.crumbs a:hover{color:var(--brand)}
.crumbs .sep{color:rgba(255,255,255,.2)}
.crumbs .current{color:var(--text-3);max-width:52ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-top:20px;font-size:13px;color:var(--text-3)}
.article-meta .meta-item{display:inline-flex;align-items:center;gap:6px}
.badge{
  display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:999px;
  font-size:13px;font-weight:600;color:var(--brand);background:rgba(47,240,200,.12);
  border:1px solid rgba(47,240,200,.22);
}
.article-title{
  margin-top:16px;font-size:clamp(28px,4.2vw,46px);font-weight:800;line-height:1.25;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
  max-width:20ch;
}
.article-lede{margin-top:16px;font-size:16px;color:var(--text-2);max-width:62ch}
.article-banner{
  position:relative;height:320px;margin-top:32px;border-radius:var(--r-lg);overflow:hidden;
  border:1px solid var(--line);background:var(--ink-700);
}
.article-banner img{width:100%;height:100%;object-fit:cover}
.article-banner::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(to top,rgba(5,10,18,.92) 0%,rgba(5,10,18,.15) 55%,transparent 100%);
}
.banner-caption{position:absolute;left:22px;bottom:18px;z-index:2;font-size:13px;color:var(--text-3)}

/* ===== 布局 ===== */
.layout{padding:48px 0 88px}
.layout-grid{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:44px;align-items:start}
@media screen and (max-width:1023px){.layout-grid{grid-template-columns:minmax(0,1fr);gap:32px}}

/* 阅读栏 */
.reader{max-width:820px}
.glass{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
  backdrop-filter:blur(14px) saturate(140%);-webkit-backdrop-filter:blur(14px) saturate(140%);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.06);
}
.article-body{font-size:17px;line-height:1.9;color:var(--text)}
.article-body>p{margin-bottom:1.2em}
.article-body h2{
  position:relative;font-size:22px;font-weight:700;margin:2em 0 .8em;padding-left:14px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.28em;width:3px;height:1em;border-radius:2px;background:var(--grad-brand);
}
.article-body h3{font-size:19px;font-weight:700;margin:1.6em 0 .6em}
.article-body a{color:var(--brand);text-decoration:underline;text-underline-offset:4px}
.article-body a:hover{font-weight:600;color:var(--brand)}
.article-body blockquote{
  margin:1.6em 0;padding:18px 20px 18px 22px;border-radius:var(--r-md);
  background:var(--surface);border-left:2px solid var(--brand);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.06);color:var(--text-2);
}
.article-body ul,.article-body ol{margin:1em 0 1.4em;padding-left:6px}
.article-body ul li{position:relative;padding-left:20px;margin-bottom:.5em;color:var(--text-2)}
.article-body ul li::before{
  content:"";position:absolute;left:0;top:.72em;width:6px;height:6px;border-radius:2px;background:var(--brand);
}
.article-body ol{counter-reset:li;padding-left:0}
.article-body ol li{position:relative;padding-left:26px;margin-bottom:.5em;color:var(--text-2)}
.article-body ol li::before{
  counter-increment:li;content:counter(li);position:absolute;left:0;top:.5em;
  font-family:var(--font-num);font-size:13px;font-weight:700;color:var(--brand);
}
.article-body img{border-radius:var(--r-sm);margin:1.6em auto}
.article-body figcaption{font-size:13px;color:var(--text-3);text-align:center;margin-top:.6em}
.article-body table{width:100%;border-collapse:collapse;margin:1.6em 0;font-size:15px;border:1px solid var(--line)}
.article-body thead th{background:rgba(47,240,200,.10);color:var(--text);font-weight:600;text-align:left}
.article-body th,.article-body td{padding:12px 14px;border-bottom:1px solid var(--line)}
.article-body tbody tr:nth-child(even){background:rgba(255,255,255,.03)}
.table-wrap{overflow-x:auto;border-radius:var(--r-sm)}

.empty-state{
  padding:56px 28px;text-align:center;
}
.empty-state .ico{
  width:64px;height:64px;margin:0 auto 18px;border-radius:18px;display:grid;place-items:center;
  background:rgba(47,240,200,.08);border:1px solid var(--line);color:rgba(47,240,200,.4);font-size:24px;
}
.empty-state h3{font-size:19px;margin-bottom:10px}
.empty-state p{color:var(--text-3);font-size:14px;margin-bottom:20px}

/* 文末模块 */
.end-module{margin-top:48px;padding-top:32px;border-top:1px solid var(--line)}
.tag-row{display:flex;flex-wrap:wrap;gap:8px}
.share-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.share-row button{
  display:inline-flex;align-items:center;gap:8px;min-height:42px;padding:0 16px;border-radius:var(--r-sm);
  font-size:14px;color:var(--text-2);border:1px solid var(--line);background:var(--surface);transition:all var(--ease);
}
.share-row button:hover{color:var(--brand);border-color:var(--line-hot)}
.nav-cards{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:28px}
@media screen and (max-width:639px){.nav-cards{grid-template-columns:1fr}}
.nav-card{
  padding:20px;border-radius:var(--r-md);border:1px solid var(--line);background:var(--surface);
  transition:all var(--ease);display:block;
}
.nav-card:hover{border-color:var(--line-hot);box-shadow:0 0 0 1px var(--line-hot),0 10px 32px rgba(47,240,200,.14);transform:translateY(-4px)}
.nav-card .dir{font-size:12px;color:var(--text-3);display:block;margin-bottom:8px}
.nav-card .ttl{font-size:16px;font-weight:600;color:var(--text);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.nav-card.is-placeholder{border-style:dashed;color:var(--text-3)}
.nav-card.is-placeholder:hover{transform:none;box-shadow:none;border-color:var(--line)}
.rel-list{margin-top:16px;display:grid;gap:12px}
.rel-item{
  display:grid;grid-template-columns:96px minmax(0,1fr);gap:16px;padding:14px;
  border-radius:var(--r-md);border:1px solid var(--line);background:var(--surface);transition:all var(--ease);
}
.rel-item:hover{transform:translateY(-4px);border-color:var(--line-hot)}
.rel-item img{width:96px;height:72px;object-fit:cover;border-radius:var(--r-sm)}
.rel-item h4{font-size:15px;font-weight:600;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;color:var(--text)}
.rel-item time{font-size:12px;color:var(--text-3);display:block;margin-top:6px}
.back-row{margin-top:28px}

/* 侧栏 */
.sidebar{display:grid;gap:18px;position:sticky;top:88px}
@media screen and (max-width:1023px){.sidebar{position:static}}
.side-card{padding:20px}
.side-card h3{font-size:15px;font-weight:700;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.side-card h3 i{color:var(--brand);font-size:13px}
.toc-list a{
  display:block;padding:9px 12px;font-size:14px;color:var(--text-2);border-radius:10px;
  border-left:2px solid transparent;transition:all var(--ease);
}
.toc-list a:hover{color:var(--brand);background:var(--surface)}
.toc-list a.is-current{color:var(--brand);border-left-color:var(--brand);background:var(--surface)}
.hot-list li{display:flex;gap:12px;padding:11px 0;border-bottom:1px solid var(--line)}
.hot-list li:last-child{border-bottom:0;padding-bottom:0}
.hot-list .num{font-family:var(--font-num);font-variant-numeric:tabular-nums;font-size:14px;font-weight:700;color:var(--brand);flex:0 0 auto}
.hot-list a{font-size:14px;color:var(--text-2);line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.hot-list a:hover{color:var(--brand)}
.side-card .btn{width:100%;margin-top:16px}

/* ===== 页脚 ===== */
.site-footer{margin-top:40px;background:var(--ink-800);position:relative}
.site-footer::before{content:"";display:block;height:1px;background:var(--grad-brand);opacity:.7}
.footer-main{padding:56px 0 34px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-desc{font-size:13px;color:var(--text-3);line-height:1.8;max-width:40ch}
.site-footer h4{font-size:14px;font-weight:700;margin-bottom:14px}
.footer-links{display:grid;gap:9px}
.footer-links a,.footer-contact span{
  font-size:14px;color:var(--text-2);transition:all var(--ease);display:inline-flex;align-items:center;gap:8px;
}
.footer-links a:hover{color:var(--brand);transform:translateX(2px)}
.footer-contact{display:grid;gap:10px}
.footer-contact i{color:var(--text-3);font-size:13px}
.footer-bottom{
  border-top:1px solid var(--line);padding:20px 0 28px;display:flex;flex-wrap:wrap;gap:12px;
  justify-content:space-between;align-items:center;font-size:13px;color:var(--text-3);
}
.footer-bottom a{color:var(--text-3)}
.footer-bottom a:hover{color:var(--brand)}

/* 入场动效 */
.reveal-up{opacity:0;transform:translateY(12px);transition:opacity 520ms cubic-bezier(.2,.7,.3,1),transform 520ms cubic-bezier(.2,.7,.3,1)}
.reveal-up.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .reveal-up{opacity:1;transform:none;transition:none}
  *{animation:none !important}
}

/* 响应式 */
@media screen and (max-width:1023px){
  .nav-main{display:none}
  .menu-btn{display:grid}
  .nav-channelbar{display:none}
  .article-banner{height:240px}
}
@media screen and (max-width:767px){
  .grid-container{padding-left:16px;padding-right:16px}
  .layout{padding:32px 0 64px}
  .brand-name{font-size:15px}
  .article-title{max-width:100%}
  .article-banner{height:190px}
  .article-body{font-size:16px;line-height:1.85}
  .rel-item{grid-template-columns:80px minmax(0,1fr);gap:12px}
  .rel-item img{width:80px;height:64px}
}
@media screen and (max-width:519px){
  .brand-name{max-width:9.5em;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}

/* roulang page: category1 */
:root{
  --ink-900:#050A12;
  --ink-800:#0A1220;
  --ink-700:#101B2D;
  --surface:rgba(255,255,255,.045);
  --surface-2:rgba(255,255,255,.075);
  --line:rgba(255,255,255,.10);
  --line-hot:rgba(47,240,200,.42);
  --brand:#2FF0C8;
  --brand-deep:#04231F;
  --brand-2:#7C6BFF;
  --accent:#FF8A3D;
  --ok:#3DDC97;
  --warn:#FFB020;
  --text:#E9F2F8;
  --text-2:#A7B8CC;
  --text-3:#6F8199;
  --grad-brand:linear-gradient(135deg,#2FF0C8 0%,#7C6BFF 100%);
  --radius-lg:20px;
  --radius:16px;
  --radius-sm:12px;
  --shadow-1:0 1px 2px rgba(0,0,0,.40);
  --shadow-2:0 12px 32px rgba(0,0,0,.45);
  --glow:0 0 0 1px var(--line-hot),0 10px 32px rgba(47,240,200,.18);
  --ease:180ms cubic-bezier(.2,.7,.3,1);
  --head-h:104px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  padding-top:var(--head-h);
  font-family:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--text);
  background-color:var(--ink-900);
  background-image:
    radial-gradient(600px 600px at 10% -8%,rgba(47,240,200,.07),transparent 70%),
    radial-gradient(620px 620px at 92% 6%,rgba(124,107,255,.07),transparent 70%);
  background-repeat:no-repeat;
  background-attachment:fixed;
  -webkit-font-smoothing:antialiased;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background-image:
    linear-gradient(rgba(255,255,255,.028) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.028) 1px,transparent 1px);
  background-size:24px 24px;
}
img{max-width:100%;display:block;border-radius:12px;object-fit:cover}
a{color:var(--brand);text-decoration:none;transition:color var(--ease),opacity var(--ease)}
a:hover{color:var(--brand)}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px}
button{font-family:inherit;cursor:pointer}
h1,h2,h3,h4{margin:0 0 12px;color:var(--text)}
h1{font-size:clamp(28px,4.2vw,46px);font-weight:800;line-height:1.25;letter-spacing:0}
h2{font-size:clamp(22px,2.6vw,32px);font-weight:700;line-height:1.35}
h3{font-size:19px;font-weight:700;line-height:1.5}
h4{font-size:16px;font-weight:600}
p{margin:0 0 16px;color:var(--text-2)}
strong{color:var(--text)}
ul{margin:0 0 16px;padding-left:0;list-style:none}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.grid-container{max-width:1200px;padding-left:24px;padding-right:24px;margin:0 auto}
.section{padding:88px 0;position:relative;z-index:1}
.section--tight{padding:64px 0}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:36px}
.section-head p{margin:8px 0 0;max-width:720px;color:var(--text-2)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--brand);text-transform:uppercase;letter-spacing:.06em;margin-bottom:12px}
.eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--grad-brand)}
.lead{font-size:17px;color:var(--text-2)}

/* ---------- 顶部导航 ---------- */
.site-head{position:fixed;top:0;left:0;width:100%;z-index:900;transition:transform var(--ease),background-color var(--ease),box-shadow var(--ease);background-color:rgba(5,10,18,.55);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid rgba(255,255,255,.05)}
.site-head.is-stuck{background-color:rgba(5,10,18,.86);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--line);box-shadow:0 10px 28px rgba(0,0,0,.42)}
.site-head.is-hidden{transform:translateY(-100%)}
.nav-top{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:64px}
.site-head.is-stuck .nav-top{min-height:52px}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{width:34px;height:34px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;background:rgba(47,240,200,.12);border:1px solid var(--line-hot);color:var(--brand);font-size:15px;box-shadow:0 0 0 1px rgba(47,240,200,.10),0 8px 22px rgba(47,240,200,.14)}
.brand-name{font-size:17px;font-weight:700;color:var(--text);letter-spacing:0}
.nav-main{display:flex;align-items:center;gap:6px;flex:1 1 auto;justify-content:center}
.nav-link{position:relative;display:inline-flex;align-items:center;height:44px;padding:0 14px;font-size:15px;font-weight:500;color:var(--text-2);border-radius:10px;transition:color var(--ease),background-color var(--ease)}
.nav-link:hover{color:var(--text);background:var(--surface)}
.nav-link.is-active{color:var(--brand)}
.nav-link.is-active::after{content:"";position:absolute;left:14px;right:14px;bottom:6px;height:2px;border-radius:2px;background:var(--grad-brand)}
.nav-actions{display:flex;align-items:center;gap:8px;flex:0 0 auto}
.icon-btn{width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;border-radius:12px;border:1px solid var(--line);background:var(--surface);color:var(--text-2);transition:color var(--ease),border-color var(--ease),background-color var(--ease),transform var(--ease)}
.icon-btn:hover{color:var(--brand);border-color:var(--line-hot);background:var(--surface-2);transform:translateY(-1px)}
.nav-toggle{display:none}
.nav-channels{border-top:1px solid rgba(255,255,255,.06);min-height:40px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.site-head.is-stuck .nav-channels{display:none}
.chips-scroll{display:flex;align-items:center;gap:8px;overflow-x:auto;padding:6px 0;mask-image:linear-gradient(90deg,#000 0,#000 88%,transparent 100%);-webkit-mask-image:linear-gradient(90deg,#000 0,#000 88%,transparent 100%)}
.chips-scroll::-webkit-scrollbar{height:0}
.chip{flex:0 0 auto;display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:999px;font-size:13px;font-weight:500;color:var(--text-2);background:var(--surface);border:1px solid var(--line);transition:color var(--ease),background-color var(--ease),border-color var(--ease)}
.chip:hover{color:var(--brand);border-color:var(--line-hot);background:rgba(47,240,200,.10)}
.chip .dot{width:6px;height:6px;border-radius:50%;background:var(--accent)}
.trend-label{font-size:13px;color:var(--text-3);white-space:nowrap}
.trend-label i{color:var(--accent);margin-right:6px}

/* ---------- 抽屉与搜索 ---------- */
.drawer-mask{position:fixed;inset:0;background:rgba(5,10,18,.66);backdrop-filter:blur(4px);z-index:1000;opacity:0;visibility:hidden;transition:opacity var(--ease),visibility var(--ease)}
.drawer-mask.is-open{opacity:1;visibility:visible}
.drawer{position:fixed;top:0;right:0;height:100%;width:86vw;max-width:380px;z-index:1010;background:rgba(10,18,32,.96);backdrop-filter:blur(16px);border-left:1px solid var(--line);transform:translateX(102%);transition:transform 220ms cubic-bezier(.2,.7,.3,1);display:flex;flex-direction:column;padding:20px 20px 28px;overflow-y:auto}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}
.drawer-search{display:flex;align-items:center;gap:8px;background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:8px 12px;margin-bottom:22px}
.drawer-search input{flex:1;background:transparent;border:0;color:var(--text);font-size:15px;padding:6px 0}
.drawer-search input::placeholder{color:var(--text-3)}
.drawer-group{margin-bottom:20px}
.drawer-group h4{font-size:13px;color:var(--text-3);font-weight:600;margin-bottom:8px;letter-spacing:.04em}
.drawer-link{display:flex;align-items:center;justify-content:space-between;min-height:44px;padding:0 12px;border-radius:12px;color:var(--text-2);font-size:15px;transition:background-color var(--ease),color var(--ease),transform var(--ease)}
.drawer-link:hover{background:var(--surface);color:var(--brand);transform:translateX(2px)}
.drawer-link.is-active{color:var(--brand);background:rgba(47,240,200,.10)}
.drawer-cta{margin-top:auto;padding-top:20px}
.search-overlay{position:fixed;inset:0;z-index:1000;display:none;align-items:flex-start;justify-content:center;padding:14vh 20px 20px;background:rgba(5,10,18,.72);backdrop-filter:blur(10px)}
.search-overlay.is-open{display:flex;animation:fadeIn 120ms ease both}
@keyframes fadeIn{from{opacity:0;transform:scale(.98)}to{opacity:1;transform:scale(1)}}
.search-panel{width:100%;max-width:640px;background:rgba(16,27,45,.92);border:1px solid var(--line);border-radius:var(--radius-lg);padding:22px;box-shadow:var(--shadow-2)}
.search-panel form{display:flex;gap:10px;margin-bottom:16px}
.search-panel input{flex:1;height:48px;padding:0 16px;border-radius:12px;border:1px solid var(--line);background:var(--surface);color:var(--text);font-size:15px}
.search-panel input:focus{border-color:var(--line-hot);box-shadow:0 0 0 3px rgba(47,240,200,.14);outline:none}
.search-panel .hot-title{font-size:13px;color:var(--text-3);margin-bottom:10px}
.hot-list{display:flex;flex-wrap:wrap;gap:8px}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:0 22px;border-radius:12px;font-size:15px;font-weight:600;border:1px solid transparent;transition:transform var(--ease),box-shadow var(--ease),background-color var(--ease),color var(--ease),border-color var(--ease)}
.btn-primary{color:var(--brand);border-color:var(--line-hot);background:rgba(5,10,18,.72);box-shadow:0 0 0 1px rgba(47,240,200,.12),0 10px 26px rgba(47,240,200,.14)}
.btn-primary:hover{background:var(--grad-brand);color:var(--brand-deep);transform:translateY(-1px);box-shadow:0 0 0 1px var(--line-hot),0 14px 34px rgba(47,240,200,.26)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{color:var(--text-2);border-color:rgba(255,255,255,.18);background:transparent}
.btn-ghost:hover{color:var(--text);background:rgba(255,255,255,.08);transform:translateY(-1px)}
.btn-link{display:inline-flex;align-items:center;gap:8px;color:var(--brand);font-weight:600;font-size:15px;padding:4px 0;border-bottom:1px solid transparent;transition:border-color var(--ease),gap var(--ease)}
.btn-link:hover{border-color:var(--brand);gap:12px}
.btn:disabled,.btn[aria-disabled="true"]{opacity:.4;pointer-events:none}
.btn.is-loading{pointer-events:none;color:var(--text-2)}
.btn.is-loading::before{content:"";width:14px;height:14px;border-radius:50%;border:2px solid rgba(255,255,255,.25);border-top-color:var(--brand);animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* ---------- 顶部横幅 ---------- */
.page-banner{position:relative;min-height:280px;display:flex;align-items:center;padding:120px 0 52px;background-image:url('/assets/images/backpic/back-2.png');background-size:cover;background-position:center;border-bottom:1px solid var(--line);overflow:hidden}
.page-banner::before{content:"";position:absolute;inset:0;background:linear-gradient(118deg,rgba(5,10,18,.95) 10%,rgba(5,10,18,.72) 50%,rgba(47,240,200,.18) 100%)}
.page-banner::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:var(--grad-brand);opacity:.5}
.banner-inner{position:relative;z-index:1;text-align:center;max-width:900px;margin:0 auto}
.breadcrumbs{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:16px}
.breadcrumbs a{color:var(--text-3);transition:color var(--ease)}
.breadcrumbs a:hover{color:var(--brand)}
.breadcrumbs .sep{opacity:.6}
.breadcrumbs .current{color:var(--text-3);max-width:280px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.page-banner h1{margin-bottom:14px}
.banner-sub{font-size:16px;color:var(--text-2);max-width:720px;margin:0 auto 24px}
.stat-chips{display:flex;flex-wrap:wrap;justify-content:center;gap:10px}
.stat-chip{display:inline-flex;align-items:center;gap:8px;padding:8px 16px;border-radius:999px;border:1px solid var(--line);background:var(--surface);backdrop-filter:blur(14px);font-size:14px;color:var(--text-2)}
.stat-chip strong{color:var(--brand);font-variant-numeric:tabular-nums;font-weight:700}
.stat-chip i{color:var(--accent)}

/* ---------- 通用卡片 ---------- */
.card{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;height:100%;transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);box-shadow:inset 0 1px 0 rgba(255,255,255,.06),var(--shadow-1)}
.card:hover{transform:translateY(-4px);border-color:var(--line-hot);box-shadow:inset 0 1px 0 rgba(255,255,255,.06),var(--glow)}
.card-link{display:flex;flex-direction:column;height:100%;color:inherit}
.card-media{position:relative;overflow:hidden;background:var(--ink-700);border-radius:0}
.card-media img{width:100%;height:100%;transition:transform var(--ease);border-radius:0}
.card:hover .card-media img{transform:scale(1.03)}
.card-a .card-media{aspect-ratio:3/2}
.card-b .card-media{aspect-ratio:16/9}
.card-body{padding:20px;display:flex;flex-direction:column;flex:1 1 auto}
.badge{display:inline-flex;align-items:center;gap:6px;align-self:flex-start;padding:3px 10px;border-radius:999px;font-size:12px;font-weight:600;color:var(--brand);background:rgba(47,240,200,.12);margin-bottom:10px}
.card-title{font-size:17px;font-weight:700;line-height:1.5;color:var(--text);margin:0 0 10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-text{font-size:14px;line-height:1.75;color:var(--text-2);margin:0 0 16px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.meta{display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-top:auto;font-size:13px;color:var(--text-3);font-variant-numeric:tabular-nums}
.meta i{margin-right:5px;opacity:.8}
.card-arrow{position:absolute;right:18px;bottom:18px;color:var(--text-3);font-size:13px;transition:transform var(--ease),color var(--ease)}
.card:hover .card-arrow{transform:translateX(4px);color:var(--brand)}
.media-fallback{background:linear-gradient(140deg,var(--ink-700),rgba(47,240,200,.10));position:relative}
.media-fallback::after{content:"\f03e";font-family:"Font Awesome 6 Free";font-weight:900;position:absolute;inset:0;display:flex;align-items:center;justify-content:center;color:rgba(47,240,200,.40);font-size:26px}

/* ---------- 介绍区 ---------- */
.intro-figure{position:relative}
.intro-figure img{aspect-ratio:4/3;width:100%;border-radius:var(--radius-lg);border:1px solid var(--line)}
.intro-hint{position:absolute;left:20px;right:20px;bottom:-26px;background:rgba(16,27,45,.92);backdrop-filter:blur(14px) saturate(140%);border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px;box-shadow:inset 0 1px 0 rgba(255,255,255,.06),var(--shadow-2)}
.intro-hint ul{margin:0}
.intro-hint li{display:flex;gap:10px;font-size:14px;color:var(--text-2);padding:4px 0}
.intro-hint li i{color:var(--brand);margin-top:5px}
.intro-block{padding-left:16px;border-left:3px solid var(--brand);margin-bottom:24px}
.intro-block h3{margin-bottom:6px}
.intro-block p{margin:0;font-size:15px}

/* ---------- 网格混排 ---------- */
.mix-grid .cell{margin-bottom:24px}
.wide-card .card-link{flex-direction:row;align-items:stretch}
.wide-card .card-media{flex:0 0 42%;max-width:42%}
.wide-card .card-media img{height:100%;min-height:180px}
.wide-card .card-body{flex:1 1 58%;padding:22px 24px}

/* ---------- 检查清单区 ---------- */
.check-list li{display:flex;gap:14px;padding:16px 0;border-bottom:1px solid var(--line)}
.check-list li:last-child{border-bottom:0}
.check-list .idx{flex:0 0 34px;width:34px;height:34px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;background:rgba(47,240,200,.10);border:1px solid var(--line-hot);color:var(--brand);font-size:14px;font-weight:700;font-variant-numeric:tabular-nums}
.check-list h3{font-size:16px;margin:0 0 4px}
.check-list p{margin:0;font-size:14px}
.side-panel{background:rgba(16,27,45,.72);backdrop-filter:blur(14px) saturate(140%);border:1px solid var(--line);border-radius:var(--radius-lg);padding:24px;box-shadow:inset 0 1px 0 rgba(255,255,255,.06),var(--shadow-2);position:sticky;top:132px}
.side-panel h3{font-size:17px}
.side-panel ul{margin:12px 0 20px}
.side-panel li{display:flex;gap:10px;font-size:14px;color:var(--text-2);padding:6px 0}
.side-panel li i{color:var(--brand);margin-top:5px;font-size:13px}

/* ---------- FAQ ---------- */
.faq-list{max-width:900px;margin:0 auto}
.faq-item{background:var(--surface);border:1px solid var(--line);border-radius:14px;margin-bottom:12px;overflow:hidden;transition:border-color var(--ease),background-color var(--ease),box-shadow var(--ease)}
.faq-item.is-open{border-color:var(--line-hot);box-shadow:inset 3px 0 0 var(--brand),var(--shadow-1)}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 20px;background:transparent;border:0;color:var(--text);font-size:16px;font-weight:600;text-align:left;line-height:1.6}
.faq-q:hover{color:var(--brand)}
.faq-icon{position:relative;flex:0 0 18px;width:18px;height:18px;transition:transform 240ms cubic-bezier(.2,.7,.3,1)}
.faq-icon::before,.faq-icon::after{content:"";position:absolute;left:50%;top:50%;background:var(--brand);border-radius:2px;transform:translate(-50%,-50%);transition:transform var(--ease),opacity var(--ease)}
.faq-icon::before{width:14px;height:2px}
.faq-icon::after{width:2px;height:14px}
.faq-item.is-open .faq-icon{transform:rotate(180deg)}
.faq-item.is-open .faq-icon::after{opacity:0;transform:translate(-50%,-50%) scaleY(.2)}
.faq-a{max-height:0;overflow:hidden;transition:max-height 260ms cubic-bezier(.2,.7,.3,1)}
.faq-item.is-open .faq-a{max-height:340px}
.faq-a p{margin:0;padding:0 20px 20px;font-size:15px;color:var(--text-2)}
.accordion,.accordion-item,.accordion-title,.accordion-content{background:transparent;color:var(--text);border-color:var(--line)}
.accordion-title{font-size:16px}

/* ---------- CTA 条 ---------- */
.cta-bar{position:relative;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:20px;padding:28px 32px;border:1px solid var(--line-hot);border-radius:var(--radius-lg);background:rgba(16,27,45,.72);backdrop-filter:blur(14px) saturate(140%);box-shadow:inset 0 1px 0 rgba(255,255,255,.06),var(--shadow-2)}
.cta-bar h2{font-size:clamp(20px,2.2vw,26px);margin-bottom:6px}
.cta-bar p{margin:0;font-size:15px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}

/* ---------- 页脚 ---------- */
.site-footer{position:relative;z-index:1;margin-top:40px;background:var(--ink-800);border-top:1px solid var(--line)}
.site-footer::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:var(--grad-brand);opacity:.7}
.footer-main{padding:64px 0 32px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand .brand-mark{width:32px;height:32px;font-size:14px}
.footer-brand .brand-name{font-size:16px;font-weight:700;color:var(--text)}
.footer-desc{font-size:14px;color:var(--text-2);line-height:1.8;max-width:360px}
.site-footer h4{font-size:14px;color:var(--text);margin-bottom:14px}
.footer-links{display:flex;flex-direction:column;gap:2px}
.footer-links a{display:inline-flex;align-items:center;font-size:14px;color:var(--text-2);padding:6px 0;transition:color var(--ease),transform var(--ease)}
.footer-links a:hover{color:var(--brand);transform:translateX(2px)}
.footer-contact{display:flex;flex-direction:column;gap:10px;font-size:14px;color:var(--text-2)}
.footer-contact i{color:var(--brand);margin-right:8px}
.footer-bottom{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;padding:20px 0 28px;border-top:1px solid var(--line);font-size:13px;color:var(--text-3)}
.footer-bottom a{color:var(--text-3)}
.footer-bottom a:hover{color:var(--brand)}

/* ---------- 入场动效 ---------- */
.reveal-up{opacity:0;transform:translateY(12px);transition:opacity 520ms cubic-bezier(.2,.7,.3,1),transform 520ms cubic-bezier(.2,.7,.3,1)}
.reveal-up.is-visible{opacity:1;transform:none}

/* Foundation 皮肤覆盖 */
.reveal{background:rgba(5,10,18,.72);border:1px solid var(--line);border-radius:var(--radius);backdrop-filter:blur(10px)}
.orbit-bullets button{background:var(--text-3)}
.orbit-bullets button.is-active{background:var(--brand)}
.top-bar{background:transparent;color:var(--text)}
.button{background:transparent;color:var(--brand);border:1px solid var(--line-hot);border-radius:12px}
.button:hover{background:var(--grad-brand);color:var(--brand-deep)}
input,textarea,select{background:var(--surface);border:1px solid var(--line);border-radius:12px;color:var(--text)}
input:focus,textarea:focus{border-color:var(--line-hot);box-shadow:0 0 0 3px rgba(47,240,200,.14);outline:none}
input.is-error{border-color:var(--warn)}
.field-error{font-size:13px;color:var(--warn);margin-top:6px}
::selection{background:rgba(47,240,200,.28);color:var(--text)}

/* ---------- 响应式 ---------- */
@media (max-width:1439px){
  .grid-container{max-width:1200px}
}
@media (min-width:1440px){
  .grid-container{max-width:1280px}
  .section{padding:104px 0}
}
@media (max-width:1023px){
  :root{--head-h:64px}
  .nav-main,.nav-channels{display:none}
  .nav-toggle{display:inline-flex}
  .site-head.is-stuck .nav-channels{display:none}
  .page-banner{padding:96px 0 44px}
  .section{padding:72px 0}
  .side-panel{position:static;margin-top:24px}
  .wide-card .card-link{flex-direction:column}
  .wide-card .card-media{flex:0 0 auto;max-width:100%;aspect-ratio:3/2}
  .wide-card .card-media img{min-height:0}
}
@media (max-width:767px){
  .grid-container{padding-left:16px;padding-right:16px}
  .section{padding:64px 0}
  .page-banner{min-height:240px;padding:88px 0 40px}
  .banner-sub{font-size:15px}
  .card-body{padding:18px}
  .cta-bar{padding:22px 20px}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1 1 100%}
  .footer-main{padding:48px 0 24px}
}
@media (max-width:520px){
  :root{--head-h:60px}
  .nav-top{min-height:60px}
  .brand-name{font-size:15px}
  .brand-mark{width:30px;height:30px}
  .section{padding:56px 0}
  h3{font-size:18px}
  .stat-chip{font-size:13px;padding:6px 12px}
  .breadcrumbs{font-size:12px}
  .faq-q{font-size:15px;padding:16px}
  .faq-a p{padding:0 16px 18px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important}
  .reveal-up{opacity:1;transform:none}
  html{scroll-behavior:auto}
}

/* roulang page: category2 */
:root{
  --ink-900:#050A12;
  --ink-800:#0A1220;
  --ink-700:#101B2D;
  --surface:rgba(255,255,255,.045);
  --line:rgba(255,255,255,.10);
  --line-hot:rgba(47,240,200,.42);
  --brand:#2FF0C8;
  --brand-deep:#04231F;
  --brand-2:#7C6BFF;
  --accent:#FF8A3D;
  --ok:#3DDC97;
  --warn:#FFB020;
  --text:#E9F2F8;
  --text-2:#A7B8CC;
  --text-3:#6F8199;
  --grad-brand:linear-gradient(135deg,#2FF0C8 0%,#7C6BFF 100%);
  --r-xl:20px;
  --r-lg:16px;
  --r-md:14px;
  --r-sm:12px;
  --shadow-1:0 1px 2px rgba(0,0,0,.40);
  --shadow-2:0 12px 32px rgba(0,0,0,.45);
  --ease:180ms cubic-bezier(.2,.7,.3,1);
  --font-cn:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",sans-serif;
  --font-num:"Inter","SF Pro Display",system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  padding:0;
  background-color:var(--ink-900);
  background-image:
    radial-gradient(600px circle at 12% 8%,rgba(47,240,200,.06),transparent 70%),
    radial-gradient(600px circle at 88% 22%,rgba(124,107,255,.06),transparent 70%),
    linear-gradient(rgba(255,255,255,.028) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.028) 1px,transparent 1px);
  background-size:auto,auto,24px 24px,24px 24px;
  color:var(--text);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body.drawer-open{overflow:hidden;}
img{max-width:100%;display:block;border-radius:var(--r-sm);object-fit:cover;}
a{color:var(--brand);text-decoration:none;transition:color var(--ease),opacity var(--ease);}
a:hover{color:var(--brand);}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px;}
h1,h2,h3,h4{margin:0 0 12px;color:var(--text);font-weight:700;line-height:1.35;}
h1{font-size:clamp(28px,4.2vw,46px);font-weight:800;line-height:1.25;}
h2{font-size:clamp(22px,2.6vw,32px);}
h3{font-size:19px;}
p{margin:0 0 14px;color:var(--text-2);}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;cursor:pointer;}
.grid-container{max-width:1200px;padding-left:24px;padding-right:24px;margin:0 auto;}
.grid-container.full{padding-left:0;padding-right:0;}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums;}
.section{padding:88px 0;}
.section.tight{padding:64px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:32px;flex-wrap:wrap;}
.section-head h2{margin-bottom:0;}
.section-head .sub{color:var(--text-3);font-size:14px;margin:6px 0 0;}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--brand);letter-spacing:.06em;text-transform:uppercase;font-family:var(--font-num);margin-bottom:14px;}
.eyebrow::before{content:"";width:24px;height:2px;background:var(--grad-brand);border-radius:2px;}

/* 按钮体系 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:11px 22px;border-radius:var(--r-sm);font-size:15px;font-weight:600;border:1px solid transparent;transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease),border-color var(--ease);}
.btn-primary{background:var(--ink-700);border-color:var(--line-hot);color:var(--brand);box-shadow:0 0 0 1px rgba(47,240,200,.18);}
.btn-primary:hover{background:var(--grad-brand);color:var(--brand-deep);transform:translateY(-1px);box-shadow:0 0 0 1px var(--line-hot),0 10px 32px rgba(47,240,200,.18);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:transparent;border-color:rgba(255,255,255,.18);color:var(--text-2);}
.btn-ghost:hover{background:rgba(255,255,255,.07);color:#fff;transform:translateY(-1px);}
.btn-outline{background:transparent;border-color:var(--line-hot);color:var(--brand);}
.btn-outline:hover{background:rgba(47,240,200,.10);transform:translateY(-1px);}
.btn[disabled],.btn.is-disabled{opacity:.4;pointer-events:none;}
.btn.is-loading{pointer-events:none;opacity:.75;}
.btn.is-loading .spin{width:14px;height:14px;border-radius:50%;border:2px solid rgba(47,240,200,.3);border-top-color:var(--brand);animation:spin .8s linear infinite;display:inline-block;}
@keyframes spin{to{transform:rotate(360deg);}}
.link-more{display:inline-flex;align-items:center;gap:6px;color:var(--brand);font-size:14px;font-weight:600;text-decoration:underline;text-underline-offset:4px;text-decoration-color:transparent;}
.link-more:hover{text-decoration-color:var(--brand);}
.link-more:hover .arrow{transform:translateX(4px);}
.link-more .arrow{transition:transform var(--ease);}

/* 头部导航 */
.site-header{position:sticky;top:0;z-index:900;background:rgba(5,10,18,.72);backdrop-filter:blur(16px) saturate(140%);-webkit-backdrop-filter:blur(16px) saturate(140%);border-bottom:1px solid var(--line);transition:transform var(--ease),background var(--ease),box-shadow var(--ease);}
.site-header.is-hidden{transform:translateY(-100%);}
.site-header.is-scrolled{background:rgba(5,10,18,.86);box-shadow:0 8px 24px rgba(0,0,0,.45);}
.brandbar{height:64px;transition:height var(--ease);}
.site-header.is-scrolled .brandbar{height:52px;}
.brandbar-inner{height:100%;display:flex;align-items:center;gap:24px;}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{width:32px;height:32px;border-radius:10px;background:var(--grad-brand);display:inline-flex;align-items:center;justify-content:center;color:var(--brand-deep);font-size:14px;box-shadow:0 0 0 1px var(--line-hot),0 6px 18px rgba(47,240,200,.18);}
.brand-text{font-size:17px;font-weight:800;color:var(--text);white-space:nowrap;}
.nav-main{display:flex;align-items:center;gap:6px;margin-left:8px;flex:1;}
.nav-link{position:relative;display:inline-flex;align-items:center;height:44px;padding:0 14px;font-size:15px;font-weight:500;color:var(--text-2);border-radius:10px;transition:color var(--ease),background var(--ease);}
.nav-link:hover{color:var(--text);background:rgba(255,255,255,.05);}
.nav-link.is-active{color:var(--brand);}
.nav-link.is-active::after{content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;background:var(--grad-brand);border-radius:2px;}
.brandbar-tools{display:flex;align-items:center;gap:8px;flex-shrink:0;}
.icon-btn{width:44px;height:44px;border-radius:12px;border:1px solid var(--line);background:var(--surface);color:var(--text-2);display:inline-flex;align-items:center;justify-content:center;font-size:15px;transition:color var(--ease),border-color var(--ease),background var(--ease);}
.icon-btn:hover{color:var(--brand);border-color:var(--line-hot);background:rgba(47,240,200,.08);}
.search-trigger{width:auto;padding:0 16px;gap:8px;font-size:14px;font-weight:500;}
.search-trigger span{display:inline;}
.channelbar{height:40px;border-top:1px solid rgba(255,255,255,.05);transition:height var(--ease),opacity var(--ease);overflow:hidden;}
.site-header.is-scrolled .channelbar{height:0;opacity:0;border-top-color:transparent;}
.channelbar-inner{height:40px;display:flex;align-items:center;gap:14px;}
.trend-label{font-size:13px;color:var(--accent);font-weight:600;flex-shrink:0;display:inline-flex;align-items:center;gap:6px;}
.trend-scroll{display:flex;align-items:center;gap:8px;overflow-x:auto;scrollbar-width:none;-webkit-overflow-scrolling:touch;flex:1;padding-right:40px;mask-image:linear-gradient(90deg,#000 92%,transparent);-webkit-mask-image:linear-gradient(90deg,#000 92%,transparent);}
.trend-scroll::-webkit-scrollbar{display:none;}
.chip{display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 12px;border-radius:999px;background:var(--surface);border:1px solid var(--line);color:var(--text-2);font-size:13px;white-space:nowrap;transition:color var(--ease),background var(--ease),border-color var(--ease);}
.chip:hover{color:var(--brand);background:rgba(47,240,200,.10);border-color:var(--line-hot);}
.chip .dot{width:5px;height:5px;border-radius:50%;background:var(--accent);}
.drawer-toggle{display:none;}

/* 搜索浮层 */
.search-overlay{position:fixed;inset:0;z-index:1000;background:rgba(5,10,18,.82);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);display:flex;align-items:flex-start;justify-content:center;padding:96px 20px 40px;opacity:0;pointer-events:none;transition:opacity 120ms ease;}
.search-overlay.is-open{opacity:1;pointer-events:auto;}
.search-panel{width:100%;max-width:640px;background:rgba(16,27,45,.92);border:1px solid var(--line);border-radius:var(--r-xl);padding:24px;transform:scale(.98);transition:transform 120ms ease;box-shadow:var(--shadow-2);}
.search-overlay.is-open .search-panel{transform:scale(1);}
.search-field{display:flex;gap:10px;align-items:center;}
.search-field input{flex:1;height:48px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-sm);padding:0 16px;color:var(--text);font-size:15px;transition:border-color var(--ease),box-shadow var(--ease);}
.search-field input::placeholder{color:var(--text-3);}
.search-field input:focus{border-color:var(--line-hot);box-shadow:0 0 0 3px rgba(47,240,200,.14);outline:none;}
.search-hot{margin-top:18px;}
.search-hot h4{font-size:13px;color:var(--text-3);font-weight:500;margin-bottom:10px;}
.search-hot .chip-row{display:flex;flex-wrap:wrap;gap:8px;}

/* 抽屉 */
.drawer{position:fixed;top:0;right:0;bottom:0;width:86vw;max-width:380px;z-index:1000;background:rgba(10,18,32,.98);border-left:1px solid var(--line);transform:translateX(100%);transition:transform 220ms cubic-bezier(.2,.7,.3,1);display:flex;flex-direction:column;padding:20px;overflow-y:auto;}
.drawer.is-open{transform:translateX(0);}
.drawer-scrim{position:fixed;inset:0;background:rgba(5,10,18,.6);z-index:999;opacity:0;pointer-events:none;transition:opacity 180ms ease;}
.drawer-scrim.is-open{opacity:1;pointer-events:auto;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.drawer-group{margin-bottom:22px;}
.drawer-group h4{font-size:13px;color:var(--text-3);font-weight:500;margin-bottom:10px;}
.drawer-link{display:block;padding:12px 14px;border-radius:var(--r-sm);color:var(--text-2);font-size:15px;border:1px solid transparent;}
.drawer-link:hover{color:var(--brand);background:rgba(47,240,200,.08);border-color:var(--line-hot);}
.drawer-link.is-active{color:var(--brand);background:rgba(47,240,200,.10);border-color:var(--line-hot);}

/* 页面横幅 */
.page-banner{position:relative;min-height:240px;display:flex;align-items:center;overflow:hidden;background:var(--ink-800) linear-gradient(120deg,rgba(47,240,200,.16),rgba(124,107,255,.10) 45%,transparent 80%);}
.page-banner .banner-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.34;border-radius:0;}
.page-banner::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(5,10,18,.94) 0%,rgba(5,10,18,.76) 46%,rgba(5,10,18,.42) 100%);}
.banner-inner{position:relative;z-index:2;padding:56px 0;width:100%;}
.breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:6px;font-size:13px;color:var(--text-3);margin-bottom:16px;}
.breadcrumb a{color:var(--text-3);}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb .sep{opacity:.6;}
.breadcrumb .current{color:var(--text-3);max-width:220px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.banner-inner h1{margin-bottom:14px;max-width:720px;}
.banner-desc{font-size:16px;color:var(--text-2);max-width:640px;margin:0 0 20px;}
.banner-chips{display:flex;flex-wrap:wrap;gap:10px;}
.stat-chip{display:inline-flex;align-items:center;gap:8px;height:32px;padding:0 14px;border-radius:999px;background:var(--surface);border:1px solid var(--line);font-size:13px;color:var(--text-2);}
.stat-chip b{color:var(--brand);font-family:var(--font-num);font-weight:700;}
.banner-card{background:rgba(16,27,45,.72);border:1px solid var(--line);border-radius:var(--r-xl);backdrop-filter:blur(14px) saturate(140%);-webkit-backdrop-filter:blur(14px) saturate(140%);box-shadow:inset 0 1px 0 rgba(255,255,255,.06),var(--shadow-2);overflow:hidden;}
.banner-card img{width:100%;height:190px;object-fit:cover;border-radius:0;}
.banner-card .card-body{padding:18px 20px 20px;}
.banner-card h3{font-size:16px;margin-bottom:8px;}
.banner-card p{font-size:13px;color:var(--text-3);margin:0;line-height:1.7;}

/* 标签云 */
.tagcloud{display:flex;flex-wrap:wrap;gap:10px;}
.tagcloud .chip{height:34px;padding:0 16px;font-size:14px;}
.tagcloud .chip.lv1{font-size:15px;color:var(--text);border-color:rgba(47,240,200,.24);}
.tagcloud .chip.lv2{font-size:14px;}
.tagcloud .chip.lv3{font-size:13px;color:var(--text-3);}

/* 时间轴 */
.timeline{position:relative;padding-left:30px;}
.timeline::before{content:"";position:absolute;left:7px;top:10px;bottom:10px;width:1px;background:linear-gradient(180deg,var(--brand) 0%,rgba(124,107,255,.4) 55%,rgba(255,255,255,.04) 100%);}
.tl-item{position:relative;margin-bottom:22px;}
.tl-item:last-child{margin-bottom:0;}
.tl-item::before{content:"";position:absolute;left:-27px;top:26px;width:9px;height:9px;border-radius:50%;background:var(--brand);box-shadow:0 0 0 4px rgba(47,240,200,.14);}
.tl-card{display:flex;gap:18px;align-items:flex-start;padding:18px;border-radius:var(--r-lg);background:var(--surface);border:1px solid var(--line);transition:transform var(--ease),border-color var(--ease),background var(--ease);}
.tl-card:hover{transform:translateX(4px);border-color:var(--line-hot);background:rgba(255,255,255,.07);}
.tl-media{flex:0 0 140px;width:140px;height:96px;border-radius:var(--r-sm);overflow:hidden;background:var(--ink-700) linear-gradient(135deg,rgba(47,240,200,.14),rgba(124,107,255,.12));}
.tl-media img{width:100%;height:100%;object-fit:cover;transition:transform var(--ease);}
.tl-card:hover .tl-media img{transform:scale(1.03);}
.tl-body{flex:1;min-width:0;}
.tl-body h3{font-size:17px;margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.tl-body p{font-size:14px;color:var(--text-2);margin:0 0 10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;line-height:1.7;}
.badge{display:inline-flex;align-items:center;height:22px;padding:0 10px;border-radius:999px;background:rgba(47,240,200,.12);color:var(--brand);font-size:12px;font-weight:600;}
.meta-row{display:flex;align-items:center;gap:12px;flex-wrap:wrap;font-size:13px;color:var(--text-3);}
.meta-row .dot-sep{width:3px;height:3px;border-radius:50%;background:var(--text-3);opacity:.6;}

/* 要点卡 */
.sticky-wrap{position:sticky;top:96px;}
.side-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-xl);padding:22px;backdrop-filter:blur(14px) saturate(140%);-webkit-backdrop-filter:blur(14px) saturate(140%);box-shadow:inset 0 1px 0 rgba(255,255,255,.06),var(--shadow-1);}
.side-card h3{font-size:17px;margin-bottom:16px;}
.point-list li{display:flex;gap:12px;padding:12px 0;border-bottom:1px dashed rgba(255,255,255,.08);}
.point-list li:last-child{border-bottom:none;padding-bottom:4px;}
.point-list i{color:var(--brand);font-size:13px;margin-top:6px;}
.point-list span{font-size:14px;color:var(--text-2);line-height:1.7;}
.side-card .btn{width:100%;margin-top:18px;}

/* 入口大卡 */
.entry-card{display:flex;flex-direction:column;justify-content:space-between;gap:22px;padding:28px;border-radius:var(--r-xl);background:var(--surface);border:1px solid var(--line);min-height:210px;transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);}
.entry-card:hover{transform:translateY(-4px);border-color:var(--line-hot);box-shadow:0 0 0 1px var(--line-hot),0 10px 32px rgba(47,240,200,.14);}
.entry-card .icon-lg{width:46px;height:46px;border-radius:14px;background:rgba(47,240,200,.12);color:var(--brand);display:inline-flex;align-items:center;justify-content:center;font-size:18px;margin-bottom:16px;}
.entry-card h3{font-size:20px;margin-bottom:10px;}
.entry-card p{font-size:14px;color:var(--text-2);margin:0;}
.entry-card .link-more{margin-top:6px;}

/* FAQ */
.faq-list{margin:0;border:none;background:transparent;}
.faq-list .accordion-item{border:1px solid var(--line);border-radius:var(--r-md);background:var(--surface);margin-bottom:12px;overflow:hidden;transition:border-color var(--ease),background var(--ease),box-shadow var(--ease);}
.faq-list .accordion-item.is-active{border-color:var(--line-hot);background:rgba(255,255,255,.06);box-shadow:inset 3px 0 0 var(--brand);}
.faq-list .accordion-title{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 20px;font-size:16px;font-weight:600;color:var(--text);border:none;background:transparent;line-height:1.5;}
.faq-list .accordion-title:hover{color:var(--brand);}
.faq-list .accordion-title::before{display:none;}
.faq-list .faq-ico{color:var(--brand);font-size:14px;transition:transform var(--ease);flex-shrink:0;}
.faq-list .accordion-item.is-active .faq-ico{transform:rotate(180deg);}
.faq-list .accordion-content{padding:0 20px 20px;border:none;background:transparent;color:var(--text-2);font-size:15px;line-height:1.85;}

/* CTA 条 */
.cta-bar{display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;padding:28px 30px;border-radius:var(--r-xl);background:linear-gradient(120deg,rgba(47,240,200,.09),rgba(124,107,255,.07));border:1px solid var(--line);}
.cta-bar .cta-text h2{font-size:22px;margin-bottom:6px;}
.cta-bar .cta-text p{margin:0;font-size:14px;color:var(--text-2);}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}

/* 页脚 */
.site-footer{position:relative;background:var(--ink-800);margin-top:24px;}
.site-footer::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:var(--grad-brand);opacity:.7;}
.footer-main{padding:64px 0 40px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-brand .brand-name{font-size:16px;font-weight:800;color:var(--text);}
.footer-desc{font-size:14px;color:var(--text-3);line-height:1.8;margin:0;max-width:320px;}
.site-footer h4{font-size:14px;color:var(--text);font-weight:700;margin-bottom:16px;}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{font-size:14px;color:var(--text-2);transform:translateX(0);transition:color var(--ease),transform var(--ease);}
.footer-links a:hover{color:var(--brand);transform:translateX(2px);}
.footer-contact{display:flex;flex-direction:column;gap:10px;font-size:14px;color:var(--text-2);}
.footer-contact i{color:var(--brand);margin-right:8px;}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;padding:18px 0 28px;border-top:1px solid var(--line);font-size:13px;color:var(--text-3);}
.footer-bottom a{color:var(--text-3);}
.footer-bottom a:hover{color:var(--brand);}

/* 图片兜底 */
.img-shell{border-radius:var(--r-sm);overflow:hidden;background:var(--ink-700) linear-gradient(135deg,rgba(47,240,200,.16),rgba(124,107,255,.14));}
.img-shell img.is-broken{opacity:0;}

/* 入场动效 */
.reveal{opacity:0;transform:translateY(12px);transition:opacity 520ms ease,transform 520ms cubic-bezier(.2,.7,.3,1);}
.reveal.is-in{opacity:1;transform:none;}

/* 响应式 */
@media (max-width:1023px){
  .nav-main,.channelbar{display:none;}
  .drawer-toggle{display:inline-flex;}
  .search-trigger span{display:none;}
  .brandbar-inner{gap:12px;}
  .brand-text{font-size:15px;}
  .grid-container{padding-left:16px;padding-right:16px;}
  .section{padding:64px 0;}
  .sticky-wrap{position:static;margin-top:32px;}
  .tl-media{flex:0 0 120px;width:120px;height:84px;}
}
@media (max-width:639px){
  .section{padding:52px 0;}
  .page-banner{min-height:auto;}
  .banner-inner{padding:40px 0;}
  .banner-card img{height:150px;}
  .tl-card{flex-direction:column;}
  .tl-media{width:100%;height:150px;flex:none;}
  .banner-desc{font-size:15px;}
  .cta-bar{padding:22px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1;}
  .footer-main{padding:48px 0 32px;}
  body{padding-bottom:24px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none;transition:none;}
  .reveal{opacity:1;transform:none;}
}