/* roulang page: index */
/* ============ 设计变量 ============ */
:root{
  --brand-1:#FF5A2B;
  --brand-2:#FF2E63;
  --brand-3:#B5347A;
  --grad:linear-gradient(120deg,#FF5A2B 0%,#FF2E63 55%,#B5347A 100%);
  --grad-soft:linear-gradient(120deg,rgba(255,90,43,.12) 0%,rgba(181,52,122,.12) 100%);
  --grad-line:linear-gradient(90deg,#FF5A2B 0%,#FF2E63 55%,#B5347A 100%);
  --ink:#10201D;
  --ink-2:#1C3A34;
  --ink-grad:linear-gradient(145deg,#1C3A34 0%,#10201D 100%);
  --lime:#C6F24E;
  --amber:#FFC53D;
  --bg:#FBF7F1;
  --card:#FFFFFF;
  --line:#E7E0D6;
  --text:#182723;
  --text-2:#5A6661;
  --dark-text:#F4F1EA;
  --r-xl:24px;
  --r-lg:18px;
  --r-sm:12px;
  --pill:999px;
  --sh-1:0 1px 2px rgba(16,32,29,.04),0 12px 32px -12px rgba(16,32,29,.16);
  --sh-2:0 18px 44px -14px rgba(255,90,43,.28);
  --ease:200ms ease-out;
}

/* ============ 基础重置 ============ */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:150px;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:17px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  padding-top:108px;
}
img{display:block;max-width:100%;height:auto;}
a{color:inherit;text-decoration:none;transition:color var(--ease),opacity var(--ease);}
h1,h2,h3,h4,h5,p,figure,blockquote{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button,input,select,textarea{font:inherit;color:inherit;}
button{cursor:pointer;background:none;border:0;padding:0;}
:focus-visible{outline:2px solid var(--brand-1);outline-offset:3px;box-shadow:0 0 0 3px rgba(255,90,43,.25);}
::selection{background:rgba(255,90,43,.2);}
.num{font-variant-numeric:tabular-nums;}

/* ============ 容器 ============ */
.wrap{width:100%;max-width:100%;margin:0 auto;padding:0 20px;}
@media (min-width:700px){.wrap{max-width:720px;}}
@media (min-width:1024px){.wrap{max-width:1140px;}}
@media (min-width:1400px){.wrap{max-width:1240px;}}
.wrap-narrow{max-width:860px;}

/* ============ 通用文字 ============ */
h1{font-size:clamp(30px,5vw,52px);line-height:1.15;font-weight:800;letter-spacing:-.02em;color:var(--ink);}
h2{font-size:clamp(24px,3.2vw,36px);line-height:1.25;font-weight:800;letter-spacing:-.02em;color:var(--ink);}
h3{font-size:20px;line-height:1.4;font-weight:700;color:var(--ink);}
p{font-size:17px;line-height:1.85;}
.sec-desc{font-size:16px;color:var(--text-2);line-height:1.8;max-width:680px;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--pill);
  font-size:16px;font-weight:700;letter-spacing:.01em;white-space:nowrap;
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease),border-color var(--ease);
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 10px 26px -12px rgba(255,90,43,.75);}
.btn-primary:hover{transform:translateY(-4px);box-shadow:0 18px 40px -14px rgba(255,90,43,.6);}
.btn-ghost{background:#fff;color:var(--ink);border:1.5px solid var(--ink);}
.btn-ghost:hover{background:var(--ink);color:#F4F1EA;transform:translateY(-4px);}
.btn-sm{height:42px;padding:0 20px;font-size:15px;}
.btn-block{width:100%;}
.link-more{display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:700;color:var(--brand-3);}
.link-more i{font-style:normal;transition:transform var(--ease);}
.link-more:hover i{transform:translateX(4px);}

/* ============ 徽章 ============ */
.badge{display:inline-flex;align-items:center;gap:7px;padding:6px 14px;border-radius:var(--pill);font-size:13px;font-weight:600;line-height:1.4;white-space:nowrap;}
.badge i{width:7px;height:7px;border-radius:50%;flex:none;font-style:normal;}
.badge-lime{background:rgba(198,242,78,.22);color:#3F5416;}
.badge-lime i{background:#7FAB1F;}
.badge-amber{background:rgba(255,197,61,.22);color:#7A5205;}
.badge-amber i{background:#E0A100;}
.badge-soft{background:var(--grad-soft);color:var(--brand-3);}
.badge-soft i{background:var(--brand-2);}
.badge-dark{background:rgba(244,241,234,.14);color:#F4F1EA;}
.badge-dark i{background:var(--lime);}

/* ============ 头部导航 ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:120;
  background:rgba(251,247,241,.97);
  border-bottom:1px solid transparent;
  transition:background var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.site-header.is-stuck{
  background:rgba(251,247,241,.92);
  -webkit-backdrop-filter:saturate(140%) blur(10px);
  backdrop-filter:saturate(140%) blur(10px);
  border-bottom-color:var(--line);
  box-shadow:0 10px 26px -22px rgba(16,32,29,.55);
}
.nav-top{padding:10px 0;transition:padding var(--ease);}
.site-header.is-stuck .nav-top{padding:4px 0;}
.nav-top-inner{display:flex;align-items:center;gap:14px;}
.brand{display:inline-flex;align-items:center;gap:10px;flex:none;}
.brand-mark{
  width:34px;height:34px;border-radius:11px;background:var(--grad);
  position:relative;flex:none;box-shadow:0 8px 18px -8px rgba(255,90,43,.85);
}
.brand-mark::after{
  content:"";position:absolute;left:50%;top:50%;width:12px;height:12px;
  transform:translate(-50%,-50%);border-radius:50%;
  border:3px solid rgba(255,255,255,.92);
}
.brand-text{font-size:21px;font-weight:800;letter-spacing:-.02em;color:var(--ink);white-space:nowrap;}
.nav-tools{display:flex;align-items:center;gap:8px;flex:none;margin-left:auto;}
.trend-bar{display:flex;align-items:center;gap:8px;overflow-x:auto;scrollbar-width:none;flex:1;justify-content:flex-end;padding:0 6px;}
.trend-bar::-webkit-scrollbar{display:none;}
.trend-chip{
  flex:none;padding:5px 13px;border-radius:var(--pill);font-size:13px;
  color:var(--text-2);background:rgba(16,32,29,.05);transition:background var(--ease),color var(--ease);
}
.trend-chip:hover{background:var(--grad-soft);color:var(--brand-3);}
.icon-btn{
  width:40px;height:40px;border-radius:var(--pill);border:1px solid var(--line);
  display:inline-flex;align-items:center;justify-content:center;
  background:#fff;color:var(--ink);font-size:15px;flex:none;
  transition:border-color var(--ease),color var(--ease),transform var(--ease);
}
.icon-btn:hover{border-color:var(--brand-1);color:var(--brand-1);}
.menu-btn{display:none;}
.search-panel{max-height:0;overflow:hidden;transition:max-height 260ms ease-out,opacity 200ms ease-out;opacity:0;background:#fff;border-top:1px solid transparent;}
.search-panel.is-open{max-height:120px;opacity:1;border-top-color:var(--line);}
.search-inner{display:flex;gap:12px;align-items:center;padding-top:14px;padding-bottom:14px;}
.search-inner input{
  flex:1;height:46px;border-radius:var(--pill);border:1px solid var(--line);
  background:var(--bg);padding:0 20px;font-size:15px;color:var(--text);
}
.search-inner input:focus{outline:none;border-color:var(--brand-1);box-shadow:0 0 0 3px rgba(255,90,43,.15);}
.search-inner input::placeholder{color:#9AA49F;}

.nav-channels{border-top:1px solid var(--line);padding:6px 0;transition:padding var(--ease);}
.site-header.is-stuck .nav-channels{padding:2px 0;}
.nav-channels-inner{display:flex;align-items:center;gap:16px;}
.channel-list{display:flex;align-items:center;gap:26px;overflow-x:auto;scrollbar-width:none;flex:1;}
.channel-list::-webkit-scrollbar{display:none;}
.channel{position:relative;display:inline-block;padding:6px 2px;font-size:15px;color:var(--text-2);white-space:nowrap;transition:color var(--ease);}
.channel:hover{color:var(--brand-1);}
.channel.is-active{color:var(--ink);font-weight:700;}
.channel.is-active::after{
  content:"";position:absolute;left:0;right:0;bottom:-7px;height:3px;border-radius:3px;background:var(--grad-line);
}
.channel-toggle{display:flex;gap:4px;flex:none;background:rgba(16,32,29,.05);border-radius:var(--pill);padding:3px;}
.chip{font-size:13px;padding:4px 14px;border-radius:var(--pill);color:var(--text-2);transition:background var(--ease),color var(--ease);}
.chip.is-on{background:#fff;color:var(--ink);font-weight:700;box-shadow:0 2px 8px -4px rgba(16,32,29,.3);}

/* 移动端抽屉 */
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(320px,86vw);z-index:140;
  background:#fff;transform:translateX(100%);transition:transform 240ms ease-out;
  padding:22px 22px 32px;overflow-y:auto;border-radius:0;
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.drawer-title{font-size:18px;font-weight:800;color:var(--ink);}
.drawer-close{font-size:20px;color:var(--text-2);}
.drawer-nav{display:flex;flex-direction:column;gap:2px;margin-bottom:20px;}
.drawer-nav a{padding:12px 14px;border-radius:var(--r-sm);font-size:16px;color:var(--text);transition:background var(--ease),color var(--ease);}
.drawer-nav a:hover{background:var(--grad-soft);color:var(--brand-3);}
.drawer-nav a.is-active{background:var(--grad);color:#fff;font-weight:700;}
.drawer-search{display:flex;gap:10px;margin-bottom:18px;}
.drawer-search input{flex:1;height:44px;border-radius:var(--r-sm);border:1px solid var(--line);padding:0 14px;font-size:15px;background:var(--bg);}
.mask{
  position:fixed;inset:0;background:rgba(16,32,29,.55);z-index:130;
  opacity:0;pointer-events:none;transition:opacity 220ms ease-out;
}
.mask.is-open{opacity:1;pointer-events:auto;}

/* ============ 锚点条 ============ */
.anchor-bar{
  position:sticky;top:88px;z-index:80;
  background:rgba(251,247,241,.94);
  -webkit-backdrop-filter:blur(8px);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
.anchor-inner{display:flex;gap:10px;overflow-x:auto;scrollbar-width:none;padding-top:12px;padding-bottom:12px;}
.anchor-inner::-webkit-scrollbar{display:none;}
.anchor{
  flex:none;padding:7px 18px;border-radius:var(--pill);font-size:14px;
  color:var(--text-2);border:1px solid var(--line);background:#fff;
  transition:color var(--ease),border-color var(--ease),background var(--ease);
}
.anchor:hover{color:var(--brand-1);border-color:var(--brand-1);}
.anchor.is-active{background:var(--grad);color:#fff;border-color:transparent;font-weight:700;}

/* ============ Hero ============ */
.hero{padding:54px 0 20px;position:relative;overflow:hidden;}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(115deg,rgba(255,90,43,.06) 0 2px,transparent 2px 16px);
  mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 78%);
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 78%);
}
.hero-grid{position:relative;display:grid;gap:40px;grid-template-columns:1fr;}
@media (min-width:1024px){
  .hero-grid{grid-template-columns:6.5fr 5.5fr;gap:52px;align-items:center;}
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.08em;color:var(--brand-3);
  padding:6px 14px;border-radius:var(--pill);background:var(--grad-soft);margin-bottom:20px;
}
.hero h1{margin-bottom:20px;}
.hero-sub{font-size:17px;color:var(--text-2);line-height:1.85;max-width:600px;margin-bottom:28px;}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:28px;}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;}
.hero-visual{position:relative;}
.hero-frame{
  border-radius:var(--r-xl);padding:8px;background:var(--grad);
  box-shadow:0 26px 60px -28px rgba(181,52,122,.6);
}
.hero-frame img{
  width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:18px;
}
.float-card{
  position:absolute;background:#fff;border-radius:var(--r-lg);
  box-shadow:var(--sh-1);border:1px solid var(--line);
}
.float-stat{
  right:-8px;top:26px;padding:16px 22px;text-align:left;
  animation:floaty 5s ease-in-out infinite;
}
.float-stat strong{display:block;font-size:26px;font-weight:800;color:var(--brand-2);letter-spacing:-.02em;font-variant-numeric:tabular-nums;}
.float-stat span{font-size:12px;color:var(--text-2);}
.float-mini{
  left:-10px;bottom:-16px;padding:12px 18px;display:flex;align-items:center;gap:10px;
  animation:floaty 6s ease-in-out infinite reverse;
}
.mini-dot{width:9px;height:9px;border-radius:50%;background:var(--lime);box-shadow:0 0 0 4px rgba(198,242,78,.28);flex:none;animation:pulse 2s ease-in-out infinite;}
.float-mini b{display:block;font-size:14px;color:var(--ink);}
.float-mini em{display:block;font-style:normal;font-size:12px;color:var(--text-2);}
@keyframes floaty{0%,100%{transform:translateY(0);}50%{transform:translateY(-8px);}}
@keyframes pulse{0%,100%{box-shadow:0 0 0 4px rgba(198,242,78,.28);}50%{box-shadow:0 0 0 8px rgba(198,242,78,.1);}}

/* ============ 板块通用 ============ */
.section{padding:48px 0;}
@media (min-width:768px){.section{padding:64px 0;}}
@media (min-width:1024px){.section{padding:88px 0;}}
.section-head{margin-bottom:32px;}
.section-head .sec-num{
  display:inline-block;font-size:13px;font-weight:800;letter-spacing:.14em;
  color:var(--brand-2);margin-bottom:12px;font-variant-numeric:tabular-nums;
}
.section-head h2{margin-bottom:12px;}
.head-row{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:18px;}
.divider{height:1px;background:var(--grad-line);opacity:.35;border:0;margin:0;}

/* ============ 卖点区 ============ */
.adv-grid{display:grid;gap:24px;grid-template-columns:1fr;}
@media (min-width:1024px){.adv-grid{grid-template-columns:7fr 5fr;gap:28px;}}
.adv-left{display:flex;flex-direction:column;gap:18px;}
.adv-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-xl);
  padding:24px 28px;box-shadow:var(--sh-1);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.adv-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(255,90,43,.35);}
.adv-card h3{margin-bottom:10px;}
.adv-card p{font-size:15px;color:var(--text-2);line-height:1.8;}
@media (min-width:1024px){
  .adv-left .adv-card:nth-child(2){margin-left:28px;}
  .adv-left .adv-card:nth-child(3){margin-left:56px;}
}
.adv-side{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-xl);
  overflow:hidden;box-shadow:var(--sh-1);display:flex;flex-direction:column;
}
.adv-side img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.adv-side-body{padding:24px 26px 28px;}
.adv-side-body h3{margin-bottom:10px;}
.adv-side-body p{font-size:15px;color:var(--text-2);line-height:1.8;margin-bottom:18px;}
.adv-badges{display:flex;flex-wrap:wrap;gap:8px;}

/* ============ 深色展示区 ============ */
.showcase{
  background:var(--ink-grad);color:var(--dark-text);position:relative;overflow:hidden;
}
.showcase::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(115deg,rgba(255,90,43,.07) 0 2px,transparent 2px 18px);
}
.showcase .wrap{position:relative;z-index:2;}
.showcase h2{color:#fff;}
.showcase .sec-desc{color:rgba(244,241,234,.72);}
.showcase-grid{display:grid;gap:28px;grid-template-columns:1fr;align-items:center;}
@media (min-width:1024px){.showcase-grid{grid-template-columns:3fr 6fr 3fr;gap:32px;}}
.showcase-col h3{color:#fff;font-size:18px;margin-bottom:10px;}
.showcase-col p{font-size:14.5px;color:rgba(244,241,234,.72);line-height:1.8;}
.showcase-media{
  border-radius:var(--r-xl);overflow:hidden;border:1px solid rgba(244,241,234,.16);
  box-shadow:0 30px 70px -30px rgba(0,0,0,.75);
}
.showcase-media img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.stat-bar{
  margin-top:52px;display:grid;gap:18px;grid-template-columns:repeat(2,1fr);
  border-top:1px solid rgba(244,241,234,.16);padding-top:32px;
}
@media (min-width:900px){.stat-bar{grid-template-columns:repeat(4,1fr);}}
.stat-item strong{
  display:block;font-size:clamp(26px,3.4vw,38px);font-weight:800;letter-spacing:-.02em;
  font-variant-numeric:tabular-nums;
  background:linear-gradient(120deg,#C6F24E,#FFC53D);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.stat-item span{font-size:14px;color:rgba(244,241,234,.68);}

/* ============ 证据区 ============ */
.proof-track{
  display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding:6px 4px 22px;scrollbar-width:thin;
}
.proof-track::-webkit-scrollbar{height:6px;}
.proof-track::-webkit-scrollbar-thumb{background:#DDD5C8;border-radius:9px;}
.proof-card{
  flex:0 0 84%;min-width:264px;scroll-snap-align:start;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-xl);
  overflow:hidden;box-shadow:var(--sh-1);display:flex;flex-direction:column;
  transition:transform var(--ease),box-shadow var(--ease);
}
@media (min-width:700px){.proof-card{flex:0 0 320px;}}
.proof-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.proof-card img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.proof-body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1;}
.proof-body h3{font-size:18px;}
.proof-body p{font-size:14.5px;color:var(--text-2);line-height:1.75;flex:1;}

/* ============ 最新信息 CMS 区 ============ */
.latest-grid{display:grid;gap:22px;grid-template-columns:1fr;}
@media (min-width:1024px){.latest-grid{grid-template-columns:8fr 4fr;gap:26px;}}
.latest-hero{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-xl);
  overflow:hidden;box-shadow:var(--sh-1);display:flex;flex-direction:column;
  transition:transform var(--ease),box-shadow var(--ease);
}
.latest-hero:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.latest-hero-media{display:block;position:relative;}
.latest-hero-media img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.latest-hero-body{padding:24px 28px 28px;}
.latest-hero-body h3{font-size:clamp(20px,2.4vw,26px);line-height:1.4;margin:14px 0 12px;}
.latest-hero-body h3 a:hover{color:var(--brand-2);}
.latest-hero-body p{font-size:15px;color:var(--text-2);line-height:1.8;margin-bottom:18px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.meta{display:flex;flex-wrap:wrap;align-items:center;gap:14px;font-size:13px;color:#8B958F;font-variant-numeric:tabular-nums;}
.meta .link-more{margin-left:auto;}

.latest-side{display:flex;flex-direction:column;gap:14px;}
.mini-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:18px 20px;box-shadow:var(--sh-1);display:block;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.mini-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(255,90,43,.3);}
.mini-card h4{
  font-size:15.5px;font-weight:700;color:var(--ink);line-height:1.55;margin:10px 0 8px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.mini-card p{font-size:13.5px;color:var(--text-2);line-height:1.7;margin-bottom:10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}

.timeline{margin-top:28px;display:flex;flex-direction:column;}
.timeline-item{
  display:grid;gap:8px 22px;grid-template-columns:1fr;
  padding:20px 0;border-top:1px solid var(--line);
  transition:background var(--ease);
}
@media (min-width:768px){.timeline-item{grid-template-columns:150px 1fr;}}
.timeline-date{font-size:14px;color:#8B958F;font-variant-numeric:tabular-nums;}
.timeline-body h4{font-size:17px;font-weight:700;margin-bottom:6px;color:var(--ink);}
.timeline-body h4 a:hover{color:var(--brand-2);}
.timeline-body p{font-size:14.5px;color:var(--text-2);line-height:1.75;margin-bottom:8px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.empty-state{
  text-align:center;padding:56px 24px;background:var(--card);
  border:1px dashed var(--line);border-radius:var(--r-xl);
}
.empty-state .empty-icon{
  width:52px;height:52px;border-radius:50%;background:var(--grad-soft);
  display:inline-flex;align-items:center;justify-content:center;
  color:var(--brand-3);font-size:20px;margin-bottom:16px;
}
.empty-state p{color:var(--text-2);font-size:15.5px;margin-bottom:18px;}

/* ============ 方案区 ============ */
.plans{display:grid;gap:22px;grid-template-columns:1fr;}
@media (min-width:900px){.plans{grid-template-columns:1fr 1fr;gap:26px;}}
.plan{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-xl);
  padding:32px 30px;box-shadow:var(--sh-1);display:flex;flex-direction:column;
  transition:transform var(--ease),box-shadow var(--ease);
}
.plan:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.plan-featured{border-color:transparent;background:linear-gradient(#fff,#fff) padding-box,var(--grad) border-box;border:2px solid transparent;position:relative;}
.plan-tag{
  position:absolute;top:-13px;left:30px;background:var(--grad);color:#fff;
  font-size:12px;font-weight:700;padding:5px 14px;border-radius:var(--pill);
  letter-spacing:.04em;
}
.plan h3{margin-bottom:8px;}
.plan-note{font-size:14px;color:var(--text-2);margin-bottom:22px;}
.plan-price{display:flex;align-items:baseline;gap:6px;padding-bottom:22px;border-bottom:1px solid var(--line);margin-bottom:22px;}
.plan-price .cur{font-size:18px;font-weight:700;color:var(--brand-2);}
.plan-price strong{font-size:clamp(34px,5vw,46px);font-weight:800;letter-spacing:-.03em;color:var(--ink);font-variant-numeric:tabular-nums;line-height:1;}
.plan-price .unit{font-size:14px;color:var(--text-2);}
.plan-list{display:flex;flex-direction:column;gap:12px;margin-bottom:28px;flex:1;}
.plan-list li{display:flex;gap:10px;font-size:15px;color:var(--text);line-height:1.7;}
.plan-list li i{color:#7FAB1F;font-size:14px;margin-top:5px;}

/* ============ FAQ ============ */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:880px;}
.faq-item{
  position:relative;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-lg);overflow:hidden;
  transition:box-shadow var(--ease),border-color var(--ease);
}
.faq-item[open]{box-shadow:var(--sh-1);border-color:rgba(255,90,43,.28);}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;
  gap:16px;padding:20px 24px 20px 28px;font-size:17px;font-weight:700;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:4px;
  background:var(--grad-line);opacity:0;transition:opacity var(--ease);
}
.faq-item[open] summary::before{opacity:1;}
.plus{position:relative;width:20px;height:20px;flex:none;transition:transform var(--ease);}
.plus::before,.plus::after{content:"";position:absolute;background:var(--brand-1);border-radius:2px;}
.plus::before{left:0;right:0;top:9px;height:2px;}
.plus::after{top:0;bottom:0;left:9px;width:2px;}
.faq-item[open] .plus{transform:rotate(45deg);}
.faq-body{padding:0 24px 22px 28px;font-size:15px;line-height:1.85;color:var(--text-2);}

/* ============ 结尾 CTA + 表单 ============ */
.cta-section{background:var(--ink-grad);color:var(--dark-text);position:relative;overflow:hidden;}
.cta-section::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(115deg,rgba(255,90,43,.08) 0 2px,transparent 2px 20px);
}
.cta-section .wrap{position:relative;z-index:2;}
.cta-grid{display:grid;gap:34px;grid-template-columns:1fr;}
@media (min-width:1024px){.cta-grid{grid-template-columns:6fr 6fr;gap:48px;align-items:start;}}
.cta-section h2{color:#fff;margin-bottom:14px;}
.cta-section p{color:rgba(244,241,234,.76);font-size:16px;line-height:1.85;}
.cta-points{display:flex;flex-direction:column;gap:12px;margin-top:24px;}
.cta-points li{display:flex;gap:10px;font-size:15px;color:rgba(244,241,234,.86);}
.cta-points li i{color:var(--lime);margin-top:5px;font-size:14px;}
.form-card{
  background:#fff;border-radius:var(--r-xl);padding:30px 28px;
  box-shadow:0 30px 70px -32px rgba(0,0,0,.6);
}
.form-card h3{margin-bottom:6px;}
.form-card .form-note{font-size:14px;color:var(--text-2);margin-bottom:22px;}
.form-grid{display:grid;gap:16px;grid-template-columns:1fr;}
@media (min-width:640px){.form-grid{grid-template-columns:1fr 1fr;}}
.field{display:flex;flex-direction:column;gap:7px;}
.field.full{grid-column:1/-1;}
.field label{font-size:14px;font-weight:600;color:var(--ink);}
.field input,.field select,.field textarea{
  width:100%;border:1px solid var(--line);border-radius:var(--r-sm);
  padding:12px 15px;font-size:15px;background:var(--bg);color:var(--text);
  transition:border-color var(--ease),box-shadow var(--ease),background var(--ease);
}
.field textarea{min-height:104px;resize:vertical;line-height:1.7;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--brand-1);background:#fff;box-shadow:0 0 0 3px rgba(255,90,43,.15);
}
.form-card .btn{margin-top:6px;}
.form-tip{font-size:13px;color:#8B958F;margin-top:12px;line-height:1.6;}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink-grad);color:rgba(244,241,234,.78);padding:64px 0 0;position:relative;}
.footer-grid{display:grid;gap:32px;grid-template-columns:1fr;}
@media (min-width:768px){.footer-grid{grid-template-columns:2fr 1fr 1fr;}
  .footer-col.is-contact{grid-column:1/-1;}}
@media (min-width:1024px){
  .footer-grid{grid-template-columns:2.2fr 1fr 1fr 1.4fr;gap:40px;}
  .footer-col.is-contact{grid-column:auto;}
}
.footer-brand{display:inline-flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-mark{box-shadow:none;}
.footer-brand span{font-size:19px;font-weight:800;color:#F4F1EA;letter-spacing:-.02em;}
.footer-about{font-size:14.5px;line-height:1.8;color:rgba(244,241,234,.66);max-width:360px;}
.footer-col h4{font-size:15px;font-weight:800;color:#F4F1EA;margin-bottom:16px;letter-spacing:.02em;}
.footer-links{display:flex;flex-direction:column;gap:11px;}
.footer-links a{font-size:14.5px;color:rgba(244,241,234,.72);}
.footer-links a:hover{color:var(--lime);}
.footer-contact{display:flex;flex-direction:column;gap:11px;font-size:14.5px;color:rgba(244,241,234,.72);}
.footer-contact i{width:16px;color:var(--lime);margin-right:8px;}
.footer-bottom{
  margin-top:48px;border-top:1px solid rgba(244,241,234,.14);
  padding:22px 0 26px;display:flex;flex-wrap:wrap;gap:10px;
  align-items:center;justify-content:space-between;font-size:13px;color:rgba(244,241,234,.5);
}
.footer-bottom a:hover{color:var(--lime);}

/* ============ 浮动 CTA ============ */
.float-cta{
  position:fixed;right:26px;bottom:26px;z-index:110;
  display:inline-flex;align-items:center;gap:9px;
  height:52px;padding:0 24px;border-radius:var(--pill);
  background:var(--grad);color:#fff;font-size:15px;font-weight:700;
  box-shadow:0 16px 36px -16px rgba(255,90,43,.85);
  opacity:0;transform:translateY(14px);pointer-events:none;
  transition:opacity var(--ease),transform var(--ease),box-shadow var(--ease);
}
.float-cta.is-on{opacity:1;transform:translateY(0);pointer-events:auto;}
.float-cta:hover{transform:translateY(-4px);box-shadow:0 22px 46px -18px rgba(255,90,43,.8);}
.mobile-bar{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:110;
  height:60px;background:rgba(251,247,241,.97);
  -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
  border-top:1px solid var(--line);
  padding:8px 14px;gap:10px;align-items:center;
}
.mobile-bar .icon-btn{width:44px;height:44px;}
.mobile-bar .btn{flex:1;height:44px;}

/* ============ 响应式 ============ */
@media (max-width:1023px){
  .anchor-bar{top:74px;}
}
@media (max-width:767px){
  body{padding-top:88px;padding-bottom:72px;}
  .trend-bar{display:none;}
  .channel-toggle{display:none;}
  .menu-btn{display:inline-flex;}
  .nav-cta{display:none;}
  .brand-text{font-size:18px;}
  .anchor-inner{padding-top:10px;padding-bottom:10px;}
  .float-cta{display:none;}
  .mobile-bar{display:flex;}
  .hero{padding:28px 0 8px;}
  .float-stat{right:-4px;top:14px;padding:12px 16px;}
  .float-stat strong{font-size:22px;}
  .float-mini{left:-4px;bottom:-12px;padding:10px 14px;}
  .latest-hero-body{padding:20px 20px 24px;}
  .form-card{padding:24px 20px;}
  .plan{padding:26px 22px;}
  .meta .link-more{margin-left:0;width:100%;}
}
@media (max-width:519px){
  body{font-size:16px;}
  h3{font-size:18px;}
  .btn{height:46px;padding:0 20px;font-size:15px;}
  .adv-card{padding:20px 20px;}
  .section-head{margin-bottom:24px;}
}

/* roulang page: article */
:root{
  --brand-1:#FF5A2B;
  --brand-2:#FF2E63;
  --brand-3:#B5347A;
  --grad:linear-gradient(120deg,#FF5A2B,#FF2E63 55%,#B5347A);
  --ink:#10201D;
  --ink-2:#1C3A34;
  --lime:#C6F24E;
  --amber:#FFC53D;
  --bg:#FBF7F1;
  --surface:#FFFFFF;
  --line:#E7E0D6;
  --muted:#5A6661;
  --on-dark:#F4F1EA;
  --danger:#D93025;

  --r-lg:24px;
  --r-md:18px;
  --r-sm:12px;
  --r-pill:999px;

  --sh-1:0 1px 2px rgba(16,32,29,.04), 0 12px 32px -12px rgba(16,32,29,.16);
  --sh-2:0 18px 44px -14px rgba(255,90,43,.28);

  --pad-section:88px;
  --wrap:1240px;
  --head-h:96px;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16.5px;
  line-height:1.85;
  letter-spacing:0;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:0}
a{color:var(--ink);text-decoration:none;transition:color .2s ease-out}
a:hover{color:var(--brand-1)}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;letter-spacing:-0.02em;font-weight:800;line-height:1.25}
p{margin:0}
button,input,select,textarea{font-family:inherit;font-size:inherit}
:focus-visible{outline:2px solid var(--brand-1);outline-offset:2px;box-shadow:0 0 0 3px rgba(255,90,43,.25);border-radius:6px}
.num,.tabular{font-variant-numeric:tabular-nums}

/* ---------- Foundation 覆盖 ---------- */
.button{border-radius:var(--r-pill);background:var(--grad);color:#fff;font-weight:700}
.callout{border-radius:var(--r-md);border:1px solid var(--line);background:#fff}
.grid-container{padding-left:20px;padding-right:20px;max-width:var(--wrap)}
.grid-container-full{width:100%}

/* ---------- 容器 ---------- */
.wrap{width:100%;max-width:100%;margin:0 auto;padding:0 20px}
@media (min-width:768px){.wrap{max-width:720px}}
@media (min-width:1024px){.wrap{max-width:1140px}}
@media (min-width:1400px){.wrap{max-width:1240px}}

.skip-link{position:absolute;left:-9999px;top:0;background:#fff;padding:10px 16px;border-radius:0 0 12px 0;z-index:99}
.skip-link:focus{left:0}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  border:1px solid transparent;border-radius:var(--r-pill);
  padding:13px 26px;font-size:15px;font-weight:700;line-height:1;
  cursor:pointer;transition:transform .2s ease-out,box-shadow .2s ease-out,background .2s ease-out,color .2s ease-out;
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 10px 24px -12px rgba(255,46,99,.6)}
.btn-primary:hover{color:#fff;transform:translateY(-4px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(-1px)}
.btn-ghost{background:#fff;border:1.5px solid var(--ink);color:var(--ink)}
.btn-ghost:hover{background:var(--ink);color:var(--on-dark);transform:translateY(-4px)}
.btn-light{background:rgba(255,255,255,.12);border:1.5px solid rgba(244,241,234,.45);color:var(--on-dark)}
.btn-light:hover{background:var(--lime);border-color:var(--lime);color:var(--ink)}
.btn-sm{padding:10px 18px;font-size:14px}
.btn-lg{padding:16px 32px;font-size:16px}
.link-more{display:inline-flex;align-items:center;gap:6px;font-weight:700;color:var(--brand-1);font-size:15px}
.link-more i{transition:transform .2s ease-out}
.link-more:hover i{transform:translateX(4px)}

/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:7px;
  border-radius:var(--r-pill);padding:6px 14px;
  font-size:12.5px;font-weight:700;line-height:1.5;
  font-variant-numeric:tabular-nums;
}
.badge::before{content:"";width:7px;height:7px;border-radius:50%;background:currentColor;opacity:.85}
.badge-lime{background:rgba(198,242,78,.22);color:#41601A}
.badge-amber{background:rgba(255,197,61,.22);color:#7A5300}
.badge-grad{background:var(--grad);color:#fff}
.badge-grad::before{background:#fff}
.badge-plain{background:rgba(255,255,255,.14);color:var(--on-dark)}
.tag{
  display:inline-block;padding:5px 12px;border-radius:var(--r-pill);
  background:#F3EDE4;color:var(--muted);font-size:13px;font-weight:600;
}
.cat-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 16px;border-radius:var(--r-pill);
  background:var(--grad);color:#fff;font-size:13px;font-weight:700;letter-spacing:.02em;
}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(251,247,241,.86);
  border-bottom:1px solid transparent;
  transition:background .22s ease-out,border-color .22s ease-out,box-shadow .22s ease-out;
}
.site-header.is-shrink{
  background:rgba(251,247,241,.92);
  -webkit-backdrop-filter:saturate(140%) blur(10px);
  backdrop-filter:saturate(140%) blur(10px);
  border-bottom:1px solid var(--line);
  box-shadow:0 8px 24px -20px rgba(16,32,29,.5);
}
.nav-top{height:var(--head-h);display:flex;align-items:center;transition:height .22s ease-out}
.site-header.is-shrink .nav-top{height:64px}
.nav-top-inner{display:flex;align-items:center;gap:20px;width:100%;max-width:100%;margin:0 auto;padding:0 20px}
@media (min-width:768px){.nav-top-inner{max-width:720px}}
@media (min-width:1024px){.nav-top-inner{max-width:1140px}}
@media (min-width:1400px){.nav-top-inner{max-width:1240px}}

.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:30px;height:30px;border-radius:9px;background:var(--grad);
  box-shadow:0 8px 18px -10px rgba(255,46,99,.85);position:relative;overflow:hidden;
}
.brand-mark::after{
  content:"";position:absolute;inset:0;
  background:repeating-linear-gradient(115deg,rgba(255,255,255,.32) 0 2px,transparent 2px 7px);
}
.brand-text{font-size:19px;font-weight:800;letter-spacing:-0.02em;color:var(--ink);white-space:nowrap}
.brand:hover .brand-text{color:var(--brand-1)}

.trend-bar{display:none;align-items:center;gap:8px;overflow:hidden;flex:1 1 auto}
@media (min-width:1024px){.trend-bar{display:flex}}
.trend-chip{
  padding:6px 14px;border-radius:var(--r-pill);
  background:#F3EDE4;color:var(--muted);font-size:13px;font-weight:600;white-space:nowrap;
  transition:background .2s ease-out,color .2s ease-out;
}
.trend-chip:hover{background:rgba(255,90,43,.12);color:var(--brand-1)}

.nav-tools{display:flex;align-items:center;gap:10px;margin-left:auto;flex:0 0 auto}
.icon-btn{
  width:40px;height:40px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:#fff;color:var(--ink);
  display:inline-flex;align-items:center;justify-content:center;cursor:pointer;
  transition:border-color .2s ease-out,color .2s ease-out,transform .2s ease-out;
}
.icon-btn:hover{border-color:var(--brand-1);color:var(--brand-1);transform:translateY(-2px)}
.menu-btn{display:inline-flex}
@media (min-width:1024px){.menu-btn{display:none}}
.nav-cta{display:none}
@media (min-width:768px){.nav-cta{display:inline-flex}}

.search-panel{display:none;border-top:1px solid var(--line);background:rgba(255,255,255,.96)}
.search-panel.is-open{display:block}
.search-inner{display:flex;gap:12px;padding-top:14px;padding-bottom:14px}
.search-inner input[type="search"]{
  flex:1 1 auto;height:44px;padding:0 18px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:#fff;color:var(--ink);
  transition:border-color .2s ease-out,box-shadow .2s ease-out;
}
.search-inner input[type="search"]:focus{outline:none;border-color:var(--brand-1);box-shadow:0 0 0 3px rgba(255,90,43,.18)}

.nav-channels{border-top:1px solid var(--line);background:rgba(255,255,255,.62)}
.nav-channels-inner{display:flex;align-items:center;gap:16px;padding-top:8px;padding-bottom:8px}
.channel-list{display:flex;align-items:center;gap:6px;overflow-x:auto;flex:1 1 auto;scrollbar-width:none}
.channel-list::-webkit-scrollbar{display:none}
.channel{
  position:relative;padding:8px 12px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;color:var(--muted);white-space:nowrap;
  transition:color .2s ease-out,background .2s ease-out;
}
.channel:hover{color:var(--brand-1);background:rgba(255,90,43,.08)}
.channel.is-active{color:var(--ink);font-weight:700}
.channel.is-active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:0;height:3px;border-radius:3px;background:var(--grad);
}
.channel-toggle{display:none;gap:6px;flex:0 0 auto}
@media (min-width:768px){.channel-toggle{display:flex}}
.chip{
  padding:6px 14px;border-radius:var(--r-pill);border:1px solid var(--line);
  background:#fff;color:var(--muted);font-size:13px;font-weight:600;cursor:pointer;
  transition:background .2s ease-out,color .2s ease-out,border-color .2s ease-out;
}
.chip:hover{border-color:var(--brand-1);color:var(--brand-1)}
.chip.is-on{background:var(--ink);border-color:var(--ink);color:var(--on-dark)}

/* ---------- 移动抽屉 ---------- */
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:300px;max-width:86vw;z-index:90;
  background:var(--bg);border-left:1px solid var(--line);
  transform:translateX(102%);transition:transform .24s ease-out;
  padding:22px 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:17px;font-weight:800}
.drawer-nav{display:flex;flex-direction:column;gap:4px;margin-bottom:20px}
.drawer-nav a{padding:11px 12px;border-radius:var(--r-sm);font-weight:600;color:var(--muted)}
.drawer-nav a:hover{background:rgba(255,90,43,.09);color:var(--brand-1)}
.drawer-search{display:flex;gap:8px;margin-bottom:18px}
.drawer-search input{flex:1 1 auto;height:42px;padding:0 14px;border-radius:var(--r-sm);border:1px solid var(--line);background:#fff}
.drawer-mask{
  position:fixed;inset:0;background:rgba(16,32,29,.55);z-index:80;
  opacity:0;visibility:hidden;transition:opacity .24s ease-out,visibility .24s ease-out;
}
.drawer-mask.is-open{opacity:1;visibility:visible}

/* ---------- 文章头部 ---------- */
.article-hero{
  position:relative;overflow:hidden;
  background:linear-gradient(150deg,#1C3A34,#10201D 78%);
  color:var(--on-dark);
  padding:56px 0 64px;
}
.article-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;opacity:.20;
}
.article-hero::after{
  content:"";position:absolute;inset:0;
  background:repeating-linear-gradient(115deg,rgba(244,241,234,.06) 0 1px,transparent 1px 9px);
}
.article-hero .wrap{position:relative;z-index:2}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:rgba(244,241,234,.7);margin-bottom:22px}
.crumbs a{color:rgba(244,241,234,.86)}
.crumbs a:hover{color:var(--lime)}
.crumbs .sep{opacity:.5}
.crumbs .current{color:rgba(244,241,234,.62);max-width:520px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.article-hero h1{
  font-size:clamp(28px,3.6vw,40px);line-height:1.22;font-weight:800;
  margin:20px 0 22px;max-width:900px;color:#fff;
}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px 20px;font-size:14.5px;color:rgba(244,241,234,.76)}
.meta-row span{display:inline-flex;align-items:center;gap:7px;font-variant-numeric:tabular-nums}
.meta-row i{color:var(--lime);font-size:13px}

/* ---------- 正文 ---------- */
.article-body{padding:64px 0 24px}
.article-main{min-width:0}
.entry{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh-1);padding:32px;position:relative;overflow:hidden;
}
.entry::before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--grad)}
@media (min-width:1024px){.entry{padding:44px}}
.entry-content{max-width:760px;margin:0 auto;font-size:17px;line-height:1.95;color:#22322E}
.entry-content > * + *{margin-top:1.15em}
.entry-content p{font-size:17px;line-height:1.95}
.entry-content h2{
  position:relative;font-size:24px;line-height:1.35;font-weight:800;color:var(--ink);
  margin-top:1.9em;padding-left:16px;
}
.entry-content h2::before{
  content:"";position:absolute;left:0;top:.18em;width:6px;height:1em;border-radius:3px;background:var(--grad);
}
.entry-content h3{font-size:20px;font-weight:700;margin-top:1.6em;color:var(--ink)}
.entry-content h4{font-size:17px;font-weight:700;margin-top:1.4em}
.entry-content a{color:var(--brand-1);text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:3px}
.entry-content a:hover{color:var(--brand-3)}
.entry-content strong{font-weight:700;color:var(--ink)}
.entry-content ul,.entry-content ol{margin-top:1.15em;padding-left:0}
.entry-content ul li{position:relative;padding-left:22px;margin:10px 0}
.entry-content ul li::before{
  content:"";position:absolute;left:2px;top:.72em;width:8px;height:8px;border-radius:50%;background:var(--grad);
}
.entry-content ol{counter-reset:item}
.entry-content ol li{position:relative;padding-left:30px;margin:10px 0;counter-increment:item}
.entry-content ol li::before{
  content:counter(item);position:absolute;left:0;top:.32em;width:20px;height:20px;border-radius:50%;
  background:rgba(255,90,43,.12);color:var(--brand-1);font-size:12px;font-weight:700;
  display:flex;align-items:center;justify-content:center;font-variant-numeric:tabular-nums;
}
.entry-content blockquote{
  margin:1.5em 0;padding:18px 22px;border-left:4px solid;
  border-image:var(--grad) 1;background:#FBF7F1;border-radius:0 var(--r-sm) var(--r-sm) 0;
  color:var(--muted);font-size:16px;
}
.entry-content img{border-radius:16px;margin:1.4em auto;box-shadow:var(--sh-1)}
.entry-content figure{margin:1.6em 0}
.entry-content figcaption{text-align:center;font-size:13.5px;color:var(--muted);margin-top:10px}
.entry-content table{
  width:100%;border-collapse:separate;border-spacing:0;border:1px solid var(--line);
  border-radius:var(--r-sm);overflow:hidden;font-size:15.5px;margin:1.6em 0;
}
.entry-content thead th{background:#F3EDE4;font-weight:700;text-align:left}
.entry-content th,.entry-content td{padding:12px 16px;border-bottom:1px solid var(--line);font-variant-numeric:tabular-nums}
.entry-content tbody tr:nth-child(even){background:#FCFAF7}
.entry-content tbody tr:last-child td{border-bottom:0}
.entry-content code{background:#F3EDE4;border-radius:6px;padding:2px 6px;font-size:14px}

.entry-empty{
  max-width:760px;margin:0 auto;text-align:center;padding:56px 20px;
}
.entry-empty .empty-icon{
  width:64px;height:64px;border-radius:20px;background:rgba(255,90,43,.12);color:var(--brand-1);
  display:flex;align-items:center;justify-content:center;font-size:26px;margin:0 auto 20px;
}
.entry-empty h2{font-size:22px;margin-bottom:12px}
.entry-empty p{color:var(--muted);font-size:15.5px;margin-bottom:24px}

/* ---------- 文章页内导航 ---------- */
.post-nav{
  display:grid;grid-template-columns:1fr;gap:12px;margin-top:28px;
}
@media (min-width:768px){.post-nav{grid-template-columns:1fr 1fr}}
.post-nav a{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:16px 20px;font-size:15px;font-weight:600;color:var(--ink);
  display:flex;flex-direction:column;gap:6px;transition:transform .2s ease-out,box-shadow .2s ease-out,border-color .2s ease-out;
}
.post-nav a:hover{transform:translateY(-4px);box-shadow:var(--sh-1);border-color:rgba(255,90,43,.4);color:var(--brand-1)}
.post-nav .dir{font-size:12.5px;color:var(--muted);font-weight:600}
.back-cat{margin-top:16px}

/* ---------- 侧栏卡片 ---------- */
.article-side{min-width:0;margin-top:28px}
@media (min-width:1024px){.article-side{margin-top:0}}
.side-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh-1);padding:24px;margin-bottom:20px;position:relative;overflow:hidden;
}
.side-card::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--grad)}
.side-title{font-size:17px;font-weight:800;margin-bottom:16px;display:flex;align-items:center;gap:8px}
.side-title i{color:var(--brand-1);font-size:14px}
.toc-list li + li{margin-top:10px}
.toc-list a{font-size:14.5px;color:var(--muted);display:flex;gap:10px}
.toc-list a:hover{color:var(--brand-1)}
.toc-list span{color:var(--brand-1);font-weight:700;font-size:13px;font-variant-numeric:tabular-nums}
.hot-list li + li{margin-top:16px;padding-top:16px;border-top:1px solid var(--line)}
.hot-list a{display:flex;gap:12px;align-items:flex-start}
.hot-list .idx{
  width:24px;height:24px;border-radius:8px;background:rgba(255,90,43,.12);color:var(--brand-1);
  font-size:12.5px;font-weight:800;display:flex;align-items:center;justify-content:center;flex:0 0 auto;
  font-variant-numeric:tabular-nums;
}
.hot-list .t{font-size:14.5px;font-weight:600;line-height:1.55}
.hot-list a:hover .t{color:var(--brand-1)}
.side-cta{background:linear-gradient(150deg,#1C3A34,#10201D 78%);color:var(--on-dark);border-color:transparent}
.side-cta::before{background:var(--grad)}
.side-cta h3{font-size:19px;margin-bottom:12px;color:#fff}
.side-cta p{font-size:14.5px;line-height:1.8;color:rgba(244,241,234,.76);margin-bottom:20px}
.rank-list li{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:14.5px;padding:9px 0;border-bottom:1px dashed var(--line)}
.rank-list li:last-child{border-bottom:0}
.rank-list .v{font-weight:800;color:var(--brand-1);font-variant-numeric:tabular-nums}

/* ---------- 相关推荐 ---------- */
.related{padding:72px 0 0}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:32px}
.section-head h2{font-size:clamp(24px,3.2vw,32px)}
.section-head p{color:var(--muted);font-size:15px;margin-top:8px}
.card-grid{display:grid;grid-template-columns:1fr;gap:22px}
@media (min-width:768px){.card-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.card-grid{grid-template-columns:repeat(4,1fr)}}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
  box-shadow:var(--sh-1);display:flex;flex-direction:column;
  transition:transform .22s ease-out,box-shadow .22s ease-out;
}
.card:hover{transform:translateY(-4px);box-shadow:0 18px 44px -14px rgba(255,90,43,.28)}
.card-media{position:relative;aspect-ratio:16/10;overflow:hidden}
.card-media img{width:100%;height:100%;object-fit:cover}
.card-media .cat-badge{position:absolute;left:14px;top:14px;padding:5px 12px;font-size:12px}
.card-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto}
.card-body h3{font-size:17px;line-height:1.45;font-weight:700;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card:hover h3{color:var(--brand-1)}
.card-body p{font-size:15px;line-height:1.7;color:var(--muted);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:10px;
  font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums;padding-top:12px;border-top:1px solid var(--line)}

/* ---------- CTA 通栏 ---------- */
.cta-band{
  margin-top:80px;padding:64px 0;
  background:linear-gradient(150deg,#1C3A34,#10201D 80%);
  color:var(--on-dark);position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;inset:0;
  background:repeating-linear-gradient(115deg,rgba(244,241,234,.06) 0 1px,transparent 1px 10px);
}
.cta-band .wrap{position:relative;z-index:2}
.cta-inner{display:grid;grid-template-columns:1fr;gap:28px;align-items:center}
@media (min-width:1024px){.cta-inner{grid-template-columns:1.15fr .85fr}}
.cta-inner h2{font-size:clamp(24px,3.2vw,34px);color:#fff;margin-bottom:14px}
.cta-inner p{color:rgba(244,241,234,.76);font-size:16px;max-width:560px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px}
.cta-stats{display:flex;flex-wrap:wrap;gap:12px}

/* ---------- 页脚 ---------- */
.site-footer{
  background:linear-gradient(160deg,#1C3A34,#10201D 82%);
  color:rgba(244,241,234,.78);padding:64px 0 0;margin-top:0;
}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px}
@media (min-width:768px){.footer-grid{grid-template-columns:1fr 1fr}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px}}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:800;color:#fff;margin-bottom:16px}
.footer-about{font-size:14.5px;line-height:1.85;color:rgba(244,241,234,.7);max-width:360px}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:16px;letter-spacing:0}
.footer-links{display:flex;flex-direction:column;gap:11px}
.footer-links a{font-size:14.5px;color:rgba(244,241,234,.74)}
.footer-links a:hover{color:var(--lime)}
.footer-contact{display:flex;flex-direction:column;gap:12px;font-size:14.5px}
.footer-contact span{display:inline-flex;align-items:center;gap:9px}
.footer-contact i{color:var(--lime);font-size:13px}
.footer-bottom{
  margin-top:44px;padding:20px 0;border-top:1px solid rgba(244,241,234,.14);
  display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;
  font-size:13.5px;color:rgba(244,241,234,.6);font-variant-numeric:tabular-nums;
}

/* ---------- 浮动 CTA ---------- */
.float-cta{
  position:fixed;right:24px;bottom:24px;z-index:70;
  display:inline-flex;align-items:center;gap:9px;
  padding:14px 24px;border-radius:var(--r-pill);
  background:var(--grad);color:#fff;font-weight:700;font-size:15px;
  box-shadow:0 16px 34px -16px rgba(255,46,99,.85);
  opacity:0;transform:translateY(14px);pointer-events:none;
  transition:opacity .24s ease-out,transform .24s ease-out;
}
.float-cta.is-show{opacity:1;transform:translateY(0);pointer-events:auto}
.float-cta:hover{color:#fff;transform:translateY(-4px)}
@media (max-width:1023px){.float-cta{display:none}}
.mobile-bar{
  display:none;position:fixed;left:0;right:0;bottom:0;height:60px;z-index:70;
  background:rgba(251,247,241,.96);border-top:1px solid var(--line);
  -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
  padding:8px 16px;gap:10px;align-items:center;
}
@media (max-width:1023px){.mobile-bar{display:flex}}
.mobile-bar .phone{
  width:44px;height:44px;border-radius:var(--r-pill);border:1.5px solid var(--ink);
  display:inline-flex;align-items:center;justify-content:center;color:var(--ink);flex:0 0 auto;
}
.mobile-bar .btn{flex:1 1 auto;justify-content:center}

@media (max-width:1023px){
  body{padding-bottom:72px}
  :root{--pad-section:64px}
}
@media (max-width:767px){
  :root{--pad-section:48px;--head-h:80px}
  .article-hero{padding:36px 0 44px}
  .entry{padding:22px;border-radius:var(--r-md)}
  .entry-content,.entry-content p{font-size:16.5px;line-height:1.85}
}

/* roulang page: category1 */
:root{
  --brand:#FF5A2B;
  --brand-2:#FF2E63;
  --brand-3:#B5347A;
  --grad:linear-gradient(120deg,#FF5A2B,#FF2E63 55%,#B5347A);
  --ink:#10201D;
  --ink-2:#1C3A34;
  --lime:#C6F24E;
  --amber:#FFC53D;
  --bg:#FBF7F1;
  --card:#FFFFFF;
  --line:#E7E0D6;
  --muted:#5A6661;
  --on-dark:#F4F1EA;
  --r-lg:24px;--r-md:18px;--r-sm:12px;--r-pill:999px;
  --sh-1:0 1px 2px rgba(16,32,29,.04),0 12px 32px -12px rgba(16,32,29,.16);
  --sh-2:0 18px 44px -14px rgba(255,90,43,.28);
  --ease:cubic-bezier(.2,.7,.3,1);
  --font:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--ink);font-family:var(--font);
  font-size:16.5px;line-height:1.85;letter-spacing:0;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{margin:0;letter-spacing:-.02em;line-height:1.25;font-weight:800}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:2px solid var(--brand);outline-offset:2px;box-shadow:0 0 0 3px rgba(255,90,43,.25);border-radius:8px;
}
.num{font-variant-numeric:tabular-nums}
.wrap{max-width:1240px;margin:0 auto;padding:0 20px}
.grid-container{max-width:100%;padding-left:20px;padding-right:20px}
@media screen and (min-width:768px){.grid-container{max-width:720px}}
@media screen and (min-width:1024px){.grid-container{max-width:1140px}}
@media screen and (min-width:1440px){.grid-container{max-width:1240px}}
.section{padding:88px 0}
.section-sm{padding:56px 0}
.sec-head{margin-bottom:32px;max-width:760px}
.sec-kicker{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.08em;
  text-transform:uppercase;color:var(--brand-3);margin-bottom:14px;
}
.sec-kicker::before{content:"";width:26px;height:3px;border-radius:2px;background:var(--grad)}
.sec-head h2{font-size:clamp(24px,3.2vw,36px)}
.sec-head p{margin-top:14px;color:var(--muted);font-size:16px;line-height:1.85}
.hairline{height:1px;background:linear-gradient(90deg,transparent,var(--line) 20%,var(--line) 80%,transparent);border:0;margin:0}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--r-pill);font-weight:700;font-size:15.5px;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease),color .2s var(--ease);
  white-space:nowrap;
}
.btn-sm{padding:9px 18px;font-size:14px}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 10px 26px -12px rgba(255,90,43,.7)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:#fff;border:1.5px solid var(--ink);color:var(--ink)}
.btn-ghost:hover{background:var(--ink);color:#fff;transform:translateY(-2px)}
.link-more{display:inline-flex;align-items:center;gap:6px;font-weight:700;font-size:15px;color:var(--brand-3)}
.link-more i{transition:transform .2s var(--ease)}
.link-more:hover i{transform:translateX(4px)}

/* 徽章 */
.badge{
  display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:var(--r-pill);
  font-size:12.5px;font-weight:700;background:rgba(198,242,78,.18);color:#3F5A16;
  font-variant-numeric:tabular-nums;
}
.badge::before{content:"";width:6px;height:6px;border-radius:50%;background:#7FB320}
.badge-amber{background:rgba(255,197,61,.2);color:#7A4E05}
.badge-amber::before{background:#E09B00}
.badge-ghost{background:rgba(16,32,29,.06);color:var(--ink-2)}
.badge-ghost::before{background:var(--ink-2)}
.tag{
  display:inline-flex;align-items:center;padding:4px 11px;border-radius:var(--r-pill);
  font-size:12.5px;font-weight:700;color:var(--brand-3);background:rgba(255,90,43,.1);
}

/* 导航 */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(251,247,241,.96);
  transition:background .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
  border-bottom:1px solid transparent;
}
.site-header.is-scrolled{
  background:rgba(251,247,241,.92);
  -webkit-backdrop-filter:saturate(140%) blur(10px);
  backdrop-filter:saturate(140%) blur(10px);
  border-bottom-color:var(--line);
  box-shadow:0 8px 24px -20px rgba(16,32,29,.4);
}
.nav-top{background:transparent}
.nav-top-inner{display:flex;align-items:center;gap:18px;height:64px;transition:height .22s var(--ease)}
.site-header.is-scrolled .nav-top-inner{height:44px}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:30px;height:30px;border-radius:9px;background:var(--grad);
  box-shadow:0 8px 18px -10px rgba(255,90,43,.8);position:relative;
}
.brand-mark::after{
  content:"";position:absolute;inset:9px 10px;border-radius:2px;
  background:linear-gradient(180deg,#fff 0 28%,transparent 28% 46%,#fff 46% 74%,transparent 74%);
  opacity:.9;
}
.brand-text{font-weight:800;font-size:19px;letter-spacing:-.02em}
.trend-bar{display:flex;align-items:center;gap:8px;overflow-x:auto;flex:1 1 auto;padding:4px 0;scrollbar-width:none}
.trend-bar::-webkit-scrollbar{display:none}
.trend-chip{
  flex:0 0 auto;padding:6px 14px;border-radius:var(--r-pill);font-size:13.5px;font-weight:600;
  color:var(--ink-2);background:rgba(16,32,29,.05);transition:background .2s var(--ease),color .2s var(--ease);
}
.trend-chip:hover{background:rgba(255,90,43,.12);color:var(--brand-3)}
.nav-tools{display:flex;align-items:center;gap:10px;margin-left:auto;flex:0 0 auto}
.icon-btn{
  width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
  color:var(--ink-2);background:rgba(16,32,29,.05);transition:background .2s var(--ease),color .2s var(--ease);
}
.icon-btn:hover{background:rgba(255,90,43,.12);color:var(--brand-3)}
.menu-btn{display:none}
.search-panel{max-height:0;overflow:hidden;transition:max-height .26s var(--ease);border-top:0 solid transparent}
.search-panel.is-open{max-height:96px;border-top:1px solid var(--line)}
.search-inner{display:flex;gap:10px;padding:14px 20px}
.search-inner input{
  flex:1;padding:11px 16px;border-radius:var(--r-pill);border:1px solid var(--line);
  background:#fff;font-size:15px;transition:border-color .2s var(--ease);
}
.search-inner input:focus{border-color:var(--brand);outline:none}
.nav-channels{border-top:1px solid var(--line)}
.nav-channels-inner{display:flex;align-items:center;gap:16px;height:44px;transition:height .22s var(--ease)}
.site-header.is-scrolled .nav-channels-inner{height:32px}
.channel-list{display:flex;align-items:center;gap:22px;overflow-x:auto;scrollbar-width:none}
.channel-list::-webkit-scrollbar{display:none}
.channel{
  position:relative;flex:0 0 auto;font-size:15px;font-weight:600;color:var(--ink-2);padding:2px 0;
  transition:color .2s var(--ease);
}
.channel::after{
  content:"";position:absolute;left:0;right:0;bottom:-9px;height:3px;border-radius:2px;
  background:var(--grad);transform:scaleX(0);transform-origin:left;transition:transform .22s var(--ease);
}
.channel:hover{color:var(--brand-3)}
.channel:hover::after,.channel.is-active::after{transform:scaleX(1)}
.channel.is-active{color:var(--ink);font-weight:700}
.channel-toggle{margin-left:auto;display:flex;gap:6px}
.chip{
  padding:4px 12px;border-radius:var(--r-pill);font-size:12.5px;font-weight:600;
  color:var(--muted);background:rgba(16,32,29,.045);transition:.2s var(--ease);
}
.chip.is-on{background:var(--ink);color:#fff}
.chip:hover{color:var(--ink)}

/* 抽屉 */
.drawer-mask{
  position:fixed;inset:0;background:rgba(16,32,29,.55);opacity:0;visibility:hidden;
  transition:opacity .22s var(--ease),visibility .22s var(--ease);z-index:80;
}
.drawer-mask.is-open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(88vw,340px);background:#fff;z-index:90;
  transform:translateX(102%);transition:transform .26s var(--ease);
  display:flex;flex-direction:column;padding:20px;gap:18px;overflow-y:auto;
}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between}
.drawer-search{display:flex;gap:8px}
.drawer-search input{
  flex:1;min-width:0;padding:10px 14px;border-radius:var(--r-pill);border:1px solid var(--line);background:#fff;
}
.drawer-nav{display:flex;flex-direction:column;gap:2px}
.drawer-nav a{
  padding:13px 14px;border-radius:var(--r-sm);font-weight:600;color:var(--ink-2);
  border-bottom:1px solid var(--line);
}
.drawer-nav a.is-active{background:rgba(255,90,43,.1);color:var(--brand-3)}

/* Hero 窄横幅 */
.hero-band{
  position:relative;overflow:hidden;
  background:linear-gradient(120deg,#10201D 0%,#1C3A34 60%,#10201D 100%);
  padding:56px 0 64px;
}
.hero-band::before{
  content:"";position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-2.webp");
  background-size:cover;background-position:center;opacity:.26;
}
.hero-band::after{
  content:"";position:absolute;inset:0;
  background-image:repeating-linear-gradient(115deg,rgba(255,255,255,.05) 0 2px,transparent 2px 14px);
  opacity:.7;
}
.hero-inner{position:relative;z-index:2;color:var(--on-dark)}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:rgba(244,241,234,.7);margin-bottom:20px}
.crumb a:hover{color:var(--lime)}
.crumb .sep{opacity:.5}
.crumb .is-now{color:rgba(244,241,234,.62);cursor:default}
.hero-inner h1{font-size:clamp(28px,4.4vw,46px);line-height:1.16;max-width:900px}
.hero-sub{margin-top:18px;max-width:720px;font-size:16.5px;line-height:1.85;color:rgba(244,241,234,.86)}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.hero-badges .badge{background:rgba(198,242,78,.16);color:#DDF9A2}
.hero-badges .badge::before{background:var(--lime)}
.hero-badges .badge-amber{background:rgba(255,197,61,.16);color:#FFE0A3}
.hero-badges .badge-amber::before{background:var(--amber)}
.hero-lead{
  margin-top:26px;max-width:900px;padding:20px 24px;border-radius:var(--r-md);
  background:rgba(244,241,234,.08);border:1px solid rgba(244,241,234,.16);
  color:rgba(244,241,234,.9);font-size:15.5px;line-height:1.85;
}

/* 筛选 */
.filter-row{display:flex;align-items:center;gap:10px;overflow-x:auto;padding:6px 0;scrollbar-width:none}
.filter-row::-webkit-scrollbar{display:none}
.filter-chip{
  flex:0 0 auto;padding:9px 18px;border-radius:var(--r-pill);font-size:14px;font-weight:600;
  color:var(--ink-2);background:#fff;border:1px solid var(--line);transition:.2s var(--ease);
}
.filter-chip:hover{border-color:rgba(255,90,43,.5);color:var(--brand-3)}
.filter-chip.is-on{background:var(--grad);color:#fff;border-color:transparent;box-shadow:0 10px 22px -14px rgba(255,90,43,.8)}

/* 卡片 */
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh-1);overflow:hidden;height:100%;display:flex;flex-direction:column;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(255,90,43,.32)}
.card-media{position:relative;aspect-ratio:16/10;overflow:hidden;background:#EFEAE2}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease)}
.card:hover .card-media img{transform:scale(1.03)}
.card-media .tag{position:absolute;left:14px;top:14px;background:rgba(255,255,255,.94)}
.card-body{padding:22px;display:flex;flex-direction:column;gap:12px;flex:1 1 auto}
.card-body h3{font-size:19px;line-height:1.42}
.card-body p{color:var(--muted);font-size:15px;line-height:1.7}
.card-meta{
  margin-top:auto;display:flex;flex-wrap:wrap;align-items:center;gap:14px;
  padding-top:14px;border-top:1px dashed var(--line);color:var(--muted);font-size:13px;
}
.card-meta span{display:inline-flex;align-items:center;gap:6px}
.card-link{display:inline-flex;align-items:center;gap:6px;font-weight:700;color:var(--brand-3);font-size:14px}
.card-link i{transition:transform .2s var(--ease)}
.card:hover .card-link i{transform:translateX(4px)}

/* 分页 */
.pager{display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:8px;margin-top:44px}
.pager a,.pager span{
  min-width:42px;height:42px;padding:0 14px;border-radius:var(--r-pill);display:inline-flex;
  align-items:center;justify-content:center;font-weight:700;font-size:14.5px;
  background:#fff;border:1px solid var(--line);color:var(--ink-2);transition:.2s var(--ease);
}
.pager a:hover{border-color:var(--brand);color:var(--brand-3);transform:translateY(-2px)}
.pager .is-current{background:var(--grad);color:#fff;border-color:transparent;box-shadow:0 12px 26px -16px rgba(255,90,43,.9)}
.pager .is-off{opacity:.45;cursor:not-allowed}

/* 流程 */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.step{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px 22px;box-shadow:var(--sh-1);transition:transform .22s var(--ease),box-shadow .22s var(--ease);
}
.step:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.step-no{
  font-size:13px;font-weight:800;letter-spacing:.06em;color:var(--brand-3);
  display:inline-block;margin-bottom:14px;font-variant-numeric:tabular-nums;
}
.step h3{font-size:18px;margin-bottom:10px}
.step p{color:var(--muted);font-size:14.8px;line-height:1.75}
.step::before{
  content:"";position:absolute;left:22px;right:22px;top:0;height:4px;border-radius:0 0 4px 4px;background:var(--grad);
  opacity:.85;
}

/* 卖点 */
.usp-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:24px;
  box-shadow:var(--sh-1);display:flex;gap:16px;align-items:flex-start;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease);
}
.usp-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.usp-icon{
  width:44px;height:44px;border-radius:14px;display:grid;place-items:center;flex:0 0 auto;
  background:rgba(255,90,43,.1);color:var(--brand-3);font-size:18px;
}
.usp-card h3{font-size:18px;margin-bottom:8px}
.usp-card p{color:var(--muted);font-size:14.8px;line-height:1.75}
.usp-stack{display:flex;flex-direction:column;gap:18px}
.usp-stack .usp-card:nth-child(2){margin-left:28px}
.usp-stack .usp-card:nth-child(3){margin-left:56px}
.panel-media{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
  box-shadow:var(--sh-1);position:relative;height:100%;display:flex;flex-direction:column;
}
.panel-media img{width:100%;aspect-ratio:4/3;object-fit:cover}
.panel-media-body{padding:22px;display:flex;flex-direction:column;gap:12px}
.panel-media-body h3{font-size:20px}
.panel-media-body p{color:var(--muted);font-size:15px;line-height:1.75}
.panel-media .badge-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:4px}

/* 深色数据区 */
.dark-band{
  background:linear-gradient(140deg,#1C3A34 0%,#10201D 100%);
  color:var(--on-dark);position:relative;overflow:hidden;
}
.dark-band::before{
  content:"";position:absolute;inset:0;
  background-image:repeating-linear-gradient(120deg,rgba(255,255,255,.045) 0 2px,transparent 2px 16px);
}
.dark-inner{position:relative;z-index:2}
.dark-band .sec-head h2{color:var(--on-dark)}
.dark-band .sec-head p{color:rgba(244,241,234,.78)}
.dark-band .sec-kicker{color:var(--lime)}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.stat{
  background:rgba(244,241,234,.07);border:1px solid rgba(244,241,234,.16);border-radius:var(--r-md);
  padding:24px;transition:background .22s var(--ease),transform .22s var(--ease);
}
.stat:hover{background:rgba(244,241,234,.12);transform:translateY(-4px)}
.stat strong{
  display:block;font-size:clamp(28px,3.4vw,38px);line-height:1.1;font-weight:800;
  font-variant-numeric:tabular-nums;background:linear-gradient(120deg,#C6F24E,#FFC53D);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.stat span{display:block;margin-top:10px;font-size:14.5px;color:rgba(244,241,234,.78);line-height:1.7}

/* FAQ */
.faq-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-1);
  overflow:hidden;
}
.faq-item{border-bottom:1px solid var(--line);position:relative}
.faq-item:last-child{border-bottom:0}
.faq-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--grad);
  transform:scaleY(0);transform-origin:top;transition:transform .22s var(--ease);
}
.faq-item.is-open::before{transform:scaleY(1)}
.faq-q{
  width:100%;text-align:left;display:flex;align-items:center;gap:16px;justify-content:space-between;
  padding:22px 24px;font-size:17px;font-weight:700;line-height:1.5;transition:color .2s var(--ease);
}
.faq-q:hover{color:var(--brand-3)}
.faq-q .plus{
  flex:0 0 auto;width:28px;height:28px;border-radius:50%;display:grid;place-items:center;
  background:rgba(255,90,43,.1);color:var(--brand-3);font-size:15px;
  transition:transform .22s var(--ease),background .22s var(--ease);
}
.faq-item.is-open .plus{transform:rotate(45deg);background:var(--grad);color:#fff}
.faq-a{max-height:0;overflow:hidden;transition:max-height .28s var(--ease)}
.faq-a p{padding:0 64px 24px 24px;color:var(--muted);font-size:15px;line-height:1.8}
.faq-item.is-open .faq-a{max-height:320px}

/* CTA + 表单 */
.cta-band{
  background:linear-gradient(140deg,#10201D 0%,#1C3A34 55%,#10201D 100%);
  color:var(--on-dark);border-radius:var(--r-lg);overflow:hidden;position:relative;
  padding:48px;box-shadow:0 24px 60px -30px rgba(16,32,29,.7);
}
.cta-band::before{
  content:"";position:absolute;right:-80px;top:-80px;width:340px;height:340px;border-radius:50%;
  background:var(--grad);opacity:.28;filter:blur(10px);
}
.cta-grid{position:relative;z-index:2}
.cta-band h2{font-size:clamp(24px,3.2vw,34px)}
.cta-band p{margin-top:14px;color:rgba(244,241,234,.82);font-size:15.5px;line-height:1.85}
.cta-points{margin-top:22px;display:flex;flex-direction:column;gap:10px}
.cta-points li{display:flex;align-items:flex-start;gap:10px;font-size:15px;color:rgba(244,241,234,.9)}
.cta-points i{color:var(--lime);margin-top:5px}
.form-card{
  background:#fff;color:var(--ink);border-radius:var(--r-lg);padding:28px;box-shadow:0 20px 50px -26px rgba(0,0,0,.5);
}
.form-card h3{font-size:20px;margin-bottom:8px}
.form-card .hint{font-size:13.5px;color:var(--muted);margin-bottom:18px}
.field{margin-bottom:14px}
.field label{display:block;font-size:13.5px;font-weight:700;color:var(--ink-2);margin-bottom:6px}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;border-radius:var(--r-sm);border:1px solid var(--line);
  background:#fff;font-size:15px;transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.field textarea{min-height:104px;resize:vertical;line-height:1.7}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--brand);outline:none;box-shadow:0 0 0 3px rgba(255,90,43,.14)}
.field.has-error input{border-color:#D93025}
.field .err{display:none;margin-top:6px;font-size:13px;color:#D93025}
.field.has-error .err{display:block}
.form-note{font-size:12.5px;color:var(--muted);margin-top:12px;line-height:1.6}

/* 页脚 */
.site-footer{
  margin-top:88px;background:linear-gradient(140deg,#1C3A34 0%,#10201D 100%);
  color:var(--on-dark);padding:64px 0 28px;
}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:18px;margin-bottom:16px}
.footer-about{color:rgba(244,241,234,.72);font-size:14.6px;line-height:1.8;max-width:360px}
.footer-col h4{font-size:16px;margin-bottom:16px;color:var(--on-dark)}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{color:rgba(244,241,234,.72);font-size:14.6px;transition:color .2s var(--ease),transform .2s var(--ease);display:inline-block}
.footer-links a:hover{color:var(--lime);transform:translateX(3px)}
.footer-contact{display:flex;flex-direction:column;gap:12px;color:rgba(244,241,234,.72);font-size:14.6px}
.footer-contact span{display:flex;align-items:center;gap:10px}
.footer-contact i{color:var(--lime)}
.footer-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid rgba(244,241,234,.16);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  color:rgba(244,241,234,.6);font-size:13.5px;
}

/* 浮动 CTA */
.float-cta{
  position:fixed;right:24px;bottom:26px;z-index:70;display:inline-flex;align-items:center;gap:10px;
  padding:14px 24px;border-radius:var(--r-pill);background:var(--grad);color:#fff;font-weight:700;font-size:15px;
  box-shadow:0 16px 36px -16px rgba(255,90,43,.85);
  opacity:0;transform:translateY(14px);pointer-events:none;
  transition:opacity .24s var(--ease),transform .24s var(--ease);
}
.float-cta.is-visible{opacity:1;transform:translateY(0);pointer-events:auto}
.float-cta:hover{transform:translateY(-3px)}
.mobile-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:70;display:none;align-items:center;gap:10px;
  height:60px;padding:0 14px;background:rgba(251,247,241,.96);
  border-top:1px solid var(--line);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
}
.mobile-bar .call-btn{
  width:46px;height:46px;border-radius:var(--r-pill);display:grid;place-items:center;
  background:var(--ink);color:#fff;flex:0 0 auto;font-size:17px;
}
.mobile-bar .btn{flex:1 1 auto}

@media screen and (max-width:1023px){
  .section{padding:64px 0}
  .steps{grid-template-columns:repeat(2,1fr)}
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .usp-stack .usp-card:nth-child(2),.usp-stack .usp-card:nth-child(3){margin-left:0}
}
@media screen and (max-width:767px){
  body{font-size:16px;line-height:1.85;padding-bottom:72px}
  .section{padding:48px 0}
  .trend-bar{display:none}
  .menu-btn{display:grid}
  .nav-cta{display:none}
  .nav-top-inner{height:56px}
  .site-header.is-scrolled .nav-top-inner{height:52px}
  .channel-list{gap:18px}
  .channel-toggle{display:none}
  .hero-band{padding:36px 0 44px}
  .hero-lead{padding:16px 18px;font-size:14.8px}
  .steps{grid-template-columns:1fr}
  .stat-grid{grid-template-columns:1fr}
  .cta-band{padding:28px 20px}
  .form-card{padding:20px}
  .faq-q{padding:18px 18px;font-size:16px}
  .faq-a p{padding:0 20px 20px 18px}
  .float-cta{display:none}
  .mobile-bar{display:flex}
  .footer-grid{grid-template-columns:1fr;gap:0}
  .footer-col{border-bottom:1px solid rgba(244,241,234,.14);padding:18px 0}
  .footer-col h4{margin-bottom:12px}
  .site-footer{padding:40px 0 24px}
  .usp-stack .usp-card:nth-child(2),.usp-stack .usp-card:nth-child(3){margin-left:0}
}
@media screen and (max-width:520px){
  .wrap{padding:0 16px}
  .brand-text{font-size:17px}
  .card-body{padding:18px}
  .pager a,.pager span{min-width:38px;height:38px;font-size:13.5px;padding:0 11px}
}

/* roulang page: category2 */
:root{
  --brand-1:#FF5A2B;
  --brand-2:#FF2E63;
  --brand-3:#B5347A;
  --grad:linear-gradient(120deg,#FF5A2B,#FF2E63 55%,#B5347A);
  --ink:#10201D;
  --ink-2:#1C3A34;
  --lime:#C6F24E;
  --amber:#FFC53D;
  --bg:#FBF7F1;
  --card:#FFFFFF;
  --line:#E7E0D6;
  --text:#152521;
  --text-2:#5A6661;
  --text-3:#8A938E;
  --dark-text:#F4F1EA;
  --r-lg:24px;
  --r-md:18px;
  --r-sm:12px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(16,32,29,.04), 0 12px 32px -12px rgba(16,32,29,.16);
  --sh-2:0 18px 44px -14px rgba(255,90,43,.28);
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16.5px;
  line-height:1.85;
  color:var(--text);
  background:var(--bg);
}
img{max-width:100%;display:block;height:auto;border:0}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease)}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4,h5{margin:0;font-weight:800;letter-spacing:-.02em;color:var(--ink);line-height:1.25}
h1{font-size:clamp(28px,4.4vw,46px);line-height:1.15}
h2{font-size:clamp(24px,3.2vw,36px)}
h3{font-size:20px;line-height:1.4}
h4{font-size:16px;line-height:1.4}
p{margin:0 0 1em}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--brand-1);outline-offset:2px;box-shadow:0 0 0 3px rgba(255,90,43,.25);border-radius:6px}
.num{font-variant-numeric:tabular-nums}

/* Foundation 覆盖 */
.grid-container{max-width:1140px;margin-left:auto;margin-right:auto;padding-left:20px;padding-right:20px}
@media (max-width:1023px){.grid-container{max-width:720px}}
@media (min-width:1440px){.grid-container{max-width:1240px}}
.grid-x{margin-left:-12px;margin-right:-12px}
.grid-x>.cell{padding-left:12px;padding-right:12px;min-width:0}
.button{border-radius:var(--r-pill);background:var(--grad);color:#fff;font-weight:700;border:0}
.button:hover,.button:focus{background:var(--grad);color:#fff}
.callout{background:#fff;border:1px solid var(--line);border-left:4px solid var(--brand-2);border-radius:var(--r-md);color:var(--text)}
.top-bar{background:transparent;padding:0}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);box-shadow:var(--sh-1)}
.pagination{margin:0}
.pagination li a,.pagination li span{display:inline-flex;align-items:center;justify-content:center;min-width:38px;height:38px;border-radius:var(--r-pill);border:1px solid var(--line);background:#fff;color:var(--text-2);font-size:14px}
.pagination .current{background:var(--grad);color:#fff;border-color:transparent;font-weight:700}

/* 布局容器 */
.wrap{width:100%;max-width:1140px;margin:0 auto;padding-left:20px;padding-right:20px}
@media (max-width:1023px){.wrap{max-width:720px}}
@media (min-width:1440px){.wrap{max-width:1240px}}

/* 顶栏 */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(251,247,241,.98);
  border-bottom:1px solid transparent;
  transition:background .24s var(--ease),border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.site-header.is-scrolled{
  background:rgba(251,247,241,.92);
  -webkit-backdrop-filter:saturate(140%) blur(10px);
  backdrop-filter:saturate(140%) blur(10px);
  border-bottom-color:var(--line);
  box-shadow:0 8px 26px -20px rgba(16,32,29,.5);
}
.nav-top-inner{display:flex;align-items:center;gap:18px;padding-top:14px;padding-bottom:14px;transition:padding .24s var(--ease)}
.site-header.is-scrolled .nav-top-inner{padding-top:7px;padding-bottom:7px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:18px;letter-spacing:-.02em;color:var(--ink);flex:0 0 auto}
.brand:hover{color:var(--ink)}
.brand-mark{position:relative;width:30px;height:30px;border-radius:9px;background:var(--grad);box-shadow:0 8px 18px -8px rgba(255,46,99,.85);flex:0 0 auto}
.brand-mark::after{content:"";position:absolute;inset:0;border-radius:9px;background:repeating-linear-gradient(125deg,rgba(255,255,255,.4) 0 3px,transparent 3px 8px)}
.brand-text{white-space:nowrap}
.trend-bar{display:flex;align-items:center;gap:8px;overflow-x:auto;flex:1 1 auto;padding:2px 0;scrollbar-width:none}
.trend-bar::-webkit-scrollbar{display:none}
.trend-chip{
  flex:0 0 auto;font-size:12.5px;line-height:1;font-weight:600;color:var(--text-2);
  padding:8px 13px;border-radius:var(--r-pill);background:#fff;border:1px solid var(--line);
  transition:color .2s var(--ease),background .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease);
}
.trend-chip:hover{background:var(--grad);color:#fff;border-color:transparent;transform:translateY(-2px)}
.nav-tools{display:flex;align-items:center;gap:8px;flex:0 0 auto;margin-left:auto}
.icon-btn{
  width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;
  border-radius:12px;background:#fff;border:1px solid var(--line);color:var(--ink-2);cursor:pointer;
  transition:border-color .2s var(--ease),color .2s var(--ease),transform .2s var(--ease);
}
.icon-btn:hover{border-color:var(--brand-1);color:var(--brand-1);transform:translateY(-2px)}
.menu-btn{display:none}
.search-panel{display:none;border-top:1px solid var(--line);background:#fff}
.search-panel.is-open{display:block}
.search-inner{display:flex;gap:12px;padding-top:14px;padding-bottom:14px}
.search-inner input[type="search"]{
  flex:1 1 auto;min-width:0;border:1px solid var(--line);border-radius:var(--r-pill);
  padding:11px 18px;font-size:15px;background:#FBF7F1;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease);
}
.search-inner input[type="search"]:focus{outline:none;background:#fff;border-color:var(--brand-1);box-shadow:0 0 0 3px rgba(255,90,43,.15)}
.nav-channels{border-top:1px solid var(--line);background:rgba(255,255,255,.7)}
.nav-channels-inner{display:flex;align-items:center;gap:18px;padding-top:0;padding-bottom:0}
.channel-list{display:flex;align-items:center;gap:26px;overflow-x:auto;scrollbar-width:none;flex:1 1 auto}
.channel-list::-webkit-scrollbar{display:none}
.channel{
  position:relative;flex:0 0 auto;padding:15px 0;font-size:15px;font-weight:600;color:var(--text-2);
  transition:color .2s var(--ease);
}
.site-header.is-scrolled .channel{padding:11px 0}
.channel::after{content:"";position:absolute;left:0;right:0;bottom:0;height:3px;border-radius:3px;background:var(--grad);opacity:0;transition:opacity .2s var(--ease)}
.channel:hover{color:var(--ink)}
.channel:hover::after{opacity:.45}
.channel.is-active{color:var(--ink);font-weight:700}
.channel.is-active::after{opacity:1}
.channel-toggle{display:flex;gap:6px;flex:0 0 auto}
.chip{
  font-size:12.5px;font-weight:600;color:var(--text-2);background:#fff;border:1px solid var(--line);
  border-radius:var(--r-pill);padding:7px 14px;cursor:pointer;transition:all .2s var(--ease);
}
.chip:hover{border-color:var(--brand-1);color:var(--brand-1)}
.chip.is-on{background:var(--grad);color:#fff;border-color:transparent}

/* 移动抽屉 */
.drawer{position:fixed;inset:0;z-index:120;pointer-events:none}
.drawer-mask{position:absolute;inset:0;background:rgba(16,32,29,.55);opacity:0;transition:opacity .24s var(--ease)}
.drawer-panel{
  position:absolute;top:0;right:0;bottom:0;width:min(86vw,340px);background:#fff;
  transform:translateX(100%);transition:transform .3s var(--ease);
  padding:22px 20px 32px;overflow-y:auto;border-radius:0;box-shadow:-20px 0 50px -30px rgba(16,32,29,.6);
}
.drawer.is-open{pointer-events:auto}
.drawer.is-open .drawer-mask{opacity:1}
.drawer.is-open .drawer-panel{transform:none}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.drawer-title{font-weight:800;font-size:16px;color:var(--ink)}
.drawer-nav{display:flex;flex-direction:column;gap:4px;margin-bottom:22px}
.drawer-nav a{padding:12px 14px;border-radius:var(--r-sm);font-size:15px;font-weight:600;color:var(--text-2)}
.drawer-nav a:hover{background:#FBF7F1;color:var(--ink)}
.drawer-nav a.is-active{background:rgba(255,90,43,.08);color:var(--ink);font-weight:800}
.drawer-search{display:flex;gap:8px;margin-bottom:18px}
.drawer-search input{flex:1 1 auto;min-width:0;border:1px solid var(--line);border-radius:var(--r-pill);padding:10px 16px;font-size:14px;background:#FBF7F1}
.drawer-search input:focus{outline:none;border-color:var(--brand-1);background:#fff}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-pill);padding:13px 24px;font-size:15px;font-weight:700;
  border:1.5px solid transparent;cursor:pointer;white-space:nowrap;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease);
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 12px 26px -14px rgba(255,46,99,.85)}
.btn-primary:hover{color:#fff;transform:translateY(-4px);box-shadow:var(--sh-2)}
.btn-ghost{background:#fff;border-color:var(--ink);color:var(--ink)}
.btn-ghost:hover{background:var(--ink);color:#fff;transform:translateY(-2px)}
.btn-sm{padding:9px 16px;font-size:13.5px}
.btn-block{width:100%}
.btn-link{display:inline-flex;align-items:center;gap:6px;font-weight:700;color:var(--brand-2);background:none;border:0;padding:0;cursor:pointer}
.btn-link i{transition:transform .2s var(--ease)}
.btn-link:hover i{transform:translateX(4px)}

/* 徽章 */
.badge{
  display:inline-flex;align-items:center;gap:8px;padding:7px 14px;border-radius:var(--r-pill);
  font-size:13px;font-weight:600;line-height:1.4;
}
.badge::before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor;flex:0 0 auto;opacity:.75}
.badge-lime{background:rgba(198,242,78,.2);color:#415C12}
.badge-amber{background:rgba(255,197,61,.2);color:#8A5B00}
.badge-ink{background:rgba(16,32,29,.07);color:var(--ink-2)}
.badge-grad{background:rgba(255,90,43,.1);color:#C4381A}

/* Hero */
.page-hero{position:relative;padding:48px 0 76px;background:linear-gradient(180deg,#FFF4EC 0%,#FBF7F1 82%);overflow:hidden}
.page-hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(115deg,rgba(16,32,29,.045) 0 1px,transparent 1px 26px);
  opacity:.75;
}
.page-hero .grid-container{position:relative;z-index:1}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:18px}
.breadcrumb a{color:var(--text-2);border-bottom:1px solid transparent}
.breadcrumb a:hover{color:var(--brand-1);border-bottom-color:var(--brand-1)}
.breadcrumb .sep{color:#C9C1B5}
.hero-badges{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px}
.hero-sub{font-size:17px;line-height:1.85;color:var(--text-2);max-width:620px;margin:16px 0 26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:26px}
.stat-row{display:flex;flex-wrap:wrap;gap:10px}
.stat-row .badge{background:#fff;border:1px solid var(--line);color:var(--ink-2)}
.stat-row .badge::before{background:var(--brand-2);opacity:1}
.stat-row .badge.is-lime::before{background:#8FBF1E}
.stat-row .badge.is-amber::before{background:var(--amber)}
.hero-media{position:relative;margin-top:34px}
.hero-media .media-frame{border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--sh-1);background:#fff}
.hero-media img{width:100%;aspect-ratio:16/10;object-fit:cover}
.hero-float{
  position:absolute;right:16px;bottom:16px;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-md);padding:12px 16px;box-shadow:var(--sh-1);font-size:13px;color:var(--text-2);
}
.hero-float strong{display:block;font-size:19px;font-weight:800;color:var(--ink)}
.hero-float strong .u{font-size:12px;font-weight:600;color:var(--text-3);margin-left:4px}

/* 板块 */
.section{padding:88px 0}
.section.is-tight{padding-top:56px}
@media (max-width:1023px){.section{padding:64px 0}.section.is-tight{padding-top:40px}}
@media (max-width:767px){.section{padding:48px 0}.section.is-tight{padding-top:32px}}
.section-head{max-width:720px;margin-bottom:32px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:800;letter-spacing:.06em;
  color:var(--brand-2);text-transform:uppercase;margin-bottom:12px;
}
.eyebrow::before{content:"";width:26px;height:3px;border-radius:3px;background:var(--grad)}
.section-sub{font-size:16px;line-height:1.85;color:var(--text-2);margin:14px 0 0}

/* 主区两栏 */
.topic-index{position:sticky;top:104px}
.index-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:16px;box-shadow:var(--sh-1)}
.index-card h4{font-size:13px;color:var(--text-3);font-weight:700;letter-spacing:.08em;margin-bottom:10px;text-transform:uppercase}
.index-list{display:flex;flex-direction:column;gap:2px}
.index-list a{
  display:block;padding:10px 12px;border-radius:var(--r-sm);font-size:14.5px;font-weight:600;color:var(--text-2);
  border-left:3px solid transparent;transition:all .2s var(--ease);
}
.index-list a:hover{background:#FBF7F1;color:var(--ink)}
.index-list a.is-current{background:rgba(255,90,43,.08);color:var(--ink);font-weight:800;border-left-color:var(--brand-2)}

/* 时间轴 */
.timeline{position:relative;padding-left:0}
.timeline::before{
  content:"";position:absolute;left:19px;top:14px;bottom:14px;width:2px;border-radius:2px;
  background:linear-gradient(180deg,#FF5A2B,#FF2E63 45%,#B5347A);opacity:.35;
}
.tl-item{position:relative;padding-left:62px;margin-bottom:28px}
.tl-item:last-child{margin-bottom:0}
.tl-seq{
  position:absolute;left:0;top:6px;width:40px;height:40px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:#fff;border:2px solid #A8D93B;color:var(--ink);
  font-size:13.5px;font-weight:800;font-variant-numeric:tabular-nums;
  box-shadow:0 0 0 5px rgba(198,242,78,.18);
}
.tl-body{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);padding:22px 24px;
  box-shadow:var(--sh-1);transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.tl-body:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(255,90,43,.28)}
.tl-top{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:8px}
.tl-title{font-size:19px;font-weight:800;color:var(--ink);letter-spacing:-.01em}
.tl-desc{font-size:15px;line-height:1.8;color:var(--text-2);margin:0 0 12px}
.tl-meta{display:flex;flex-wrap:wrap;align-items:center;gap:16px;font-size:13px;color:var(--text-3);font-variant-numeric:tabular-nums}
.tl-meta i{color:var(--brand-2);margin-right:5px}

/* 内容模块卡 */
.module-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.module-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);padding:24px;
  box-shadow:var(--sh-1);transition:transform .22s var(--ease),box-shadow .22s var(--ease);
  position:relative;overflow:hidden;
}
.module-card::before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--grad);opacity:.85}
.module-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.module-card h3{margin-bottom:10px;font-size:18px}
.module-card p{font-size:15px;line-height:1.8;color:var(--text-2);margin:0}
.module-icon{
  width:42px;height:42px;border-radius:13px;display:flex;align-items:center;justify-content:center;
  background:rgba(255,90,43,.1);color:var(--brand-2);font-size:17px;margin-bottom:14px;
}
@media (max-width:767px){.module-grid{grid-template-columns:1fr}}

/* 深色数据区 */
.dark-band{
  background:linear-gradient(135deg,#1C3A34 0%,#10201D 72%);
  border-radius:var(--r-lg);padding:40px;color:var(--dark-text);position:relative;overflow:hidden;
}
.dark-band::after{
  content:"";position:absolute;right:-60px;top:-60px;width:260px;height:260px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,90,43,.35),transparent 68%);
}
.dark-band h2,.dark-band h3{color:#fff}
.dark-band .section-sub{color:rgba(244,241,234,.76)}
.data-row{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;margin-top:32px;position:relative;z-index:1}
.data-cell{border-top:1px solid rgba(244,241,234,.18);padding-top:16px}
.data-num{font-size:32px;font-weight:800;letter-spacing:-.03em;color:var(--lime);font-variant-numeric:tabular-nums;line-height:1.1}
.data-num.is-amber{color:var(--amber)}
.data-label{font-size:13.5px;color:rgba(244,241,234,.74);margin-top:6px}
@media (max-width:767px){.dark-band{padding:26px 20px}.data-row{grid-template-columns:repeat(2,minmax(0,1fr))}}

/* 流程 */
.flow{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;counter-reset:flow}
.flow-step{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);padding:24px;
  box-shadow:var(--sh-1);position:relative;transition:transform .22s var(--ease),box-shadow .22s var(--ease);
}
.flow-step:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.flow-num{
  display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:50%;
  background:var(--grad);color:#fff;font-weight:800;font-size:14px;margin-bottom:14px;
  font-variant-numeric:tabular-nums;
}
.flow-step h3{font-size:17px;margin-bottom:8px}
.flow-step p{font-size:14.5px;line-height:1.78;color:var(--text-2);margin:0}
@media (max-width:1023px){.flow{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:600px){.flow{grid-template-columns:1fr}}

/* FAQ */
ul.accordion{margin:0;padding:0;list-style:none;background:transparent;border:0}
.accordion-item{
  border:1px solid var(--line)!important;background:#fff;border-radius:var(--r-md)!important;
  margin-bottom:14px;overflow:hidden;box-shadow:var(--sh-1);transition:box-shadow .22s var(--ease);
}
.accordion-item:hover{box-shadow:var(--sh-2)}
.accordion-title{
  border:0!important;background:#fff!important;color:var(--ink)!important;
  font-size:17px;font-weight:700;padding:20px 58px 20px 24px;position:relative;line-height:1.5;
}
.accordion-title::before{
  content:"+";position:absolute;right:24px;top:50%;transform:translateY(-50%);
  font-size:22px;font-weight:400;color:var(--brand-1);transition:transform .24s var(--ease);
}
.accordion-item.is-active .accordion-title::after{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:4px;border-radius:0 4px 4px 0;background:var(--grad);
}
.accordion-item.is-active .accordion-title::before{transform:translateY(-50%) rotate(45deg)}
.accordion-content{
  border:0!important;background:#fff!important;color:var(--text-2);
  font-size:15px;line-height:1.8;padding:0 24px 22px 24px!important;
}

/* CTA 与表单 */
.cta-band{
  background:linear-gradient(135deg,#1C3A34 0%,#10201D 78%);
  border-radius:28px;padding:44px;color:var(--dark-text);position:relative;overflow:hidden;
}
.cta-band::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:repeating-linear-gradient(120deg,rgba(255,255,255,.05) 0 1px,transparent 1px 28px);
}
.cta-band h2{color:#fff}
.cta-band p{color:rgba(244,241,234,.78);font-size:16px}
.cta-list{display:flex;flex-direction:column;gap:10px;margin-top:22px}
.cta-list li{display:flex;align-items:flex-start;gap:10px;font-size:14.5px;color:rgba(244,241,234,.85)}
.cta-list i{color:var(--lime);margin-top:6px}
.form-card{background:#fff;border-radius:var(--r-lg);padding:28px;box-shadow:var(--sh-1);position:relative;z-index:1}
.form-card h3{font-size:19px;margin-bottom:6px}
.form-card .form-tip{font-size:13.5px;color:var(--text-3);margin-bottom:20px}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.field{display:flex;flex-direction:column;gap:7px}
.field.full{grid-column:1/-1}
.field label{font-size:13.5px;font-weight:600;color:var(--text-2)}
.field input,.field select,.field textarea{
  width:100%;border:1px solid var(--line);border-radius:var(--r-sm);padding:12px 14px;
  font-size:15px;background:#fff;color:var(--text);
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.field textarea{min-height:104px;resize:vertical;line-height:1.7}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--brand-1);box-shadow:0 0 0 3px rgba(255,90,43,.15);
}
.field .err{font-size:13px;color:#D93025;display:none}
.field.has-error input,.field.has-error select{border-color:#D93025}
.field.has-error .err{display:block}
@media (max-width:767px){.cta-band{padding:28px 20px}.form-grid{grid-template-columns:1fr}}

/* 浮动 CTA */
.float-cta{
  position:fixed;right:24px;bottom:24px;z-index:90;
  display:inline-flex;align-items:center;gap:10px;padding:14px 24px;border-radius:var(--r-pill);
  background:var(--grad);color:#fff;font-weight:700;font-size:15px;
  box-shadow:0 16px 36px -14px rgba(255,46,99,.8);
  opacity:0;transform:translateY(16px);pointer-events:none;
  transition:opacity .3s var(--ease),transform .3s var(--ease),box-shadow .3s var(--ease);
}
.float-cta.is-show{opacity:1;transform:none;pointer-events:auto}
.float-cta:hover{color:#fff;box-shadow:var(--sh-2)}
.mobile-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:95;display:none;align-items:center;gap:12px;
  height:60px;padding:0 16px;background:rgba(251,247,241,.96);
  -webkit-backdrop-filter:saturate(140%) blur(10px);backdrop-filter:saturate(140%) blur(10px);
  border-top:1px solid var(--line);
}
.mobile-bar .icon-btn{width:44px;height:44px}
.mobile-bar .btn{flex:1 1 auto;height:44px;padding:0 18px}

/* 页脚 */
.site-footer{margin-top:40px;background:linear-gradient(160deg,#1C3A34 0%,#10201D 72%);color:var(--dark-text);padding:64px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:32px}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px;letter-spacing:0}
.footer-brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:17px;color:#fff;margin-bottom:14px}
.footer-about{font-size:14px;line-height:1.85;color:rgba(244,241,234,.68);margin:0;max-width:320px}
.footer-links{display:flex;flex-direction:column;gap:2px}
.footer-links a{display:block;padding:6px 0;font-size:14px;color:rgba(244,241,234,.72);transition:color .2s var(--ease),padding-left .2s var(--ease)}
.footer-links a:hover{color:var(--lime);padding-left:4px}
.footer-contact{display:flex;flex-direction:column;gap:10px;font-size:14px;color:rgba(244,241,234,.72)}
.footer-contact i{color:var(--lime);margin-right:8px;width:14px;text-align:center}
.footer-bottom{
  margin-top:40px;padding-top:20px;border-top:1px solid rgba(244,241,234,.16);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13px;color:rgba(244,241,234,.55);
}
@media (max-width:1023px){
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:640px){
  .footer-grid{grid-template-columns:1fr;gap:22px}
  .footer-about{max-width:none}
}

/* 响应式调整 */
@media (max-width:1023px){
  .trend-bar{display:none}
  .menu-btn{display:inline-flex}
  .nav-cta{display:none}
  .topic-index{position:static;margin-bottom:24px}
  .index-card{padding:12px}
  .index-list{flex-direction:row;overflow-x:auto;gap:8px;scrollbar-width:none}
  .index-list::-webkit-scrollbar{display:none}
  .index-list a{flex:0 0 auto;border-left:0;border:1px solid var(--line);border-radius:var(--r-pill);padding:8px 14px;font-size:13.5px;background:#fff}
  .index-list a.is-current{border-color:transparent;background:var(--grad);color:#fff}
  .index-card h4{display:none}
}
@media (max-width:767px){
  body{padding-bottom:72px}
  .float-cta{display:none}
  .mobile-bar{display:flex}
  .page-hero{padding:28px 0 52px}
  .hero-media{margin-top:26px}
  .tl-item{padding-left:52px}
  .tl-seq{width:34px;height:34px;font-size:12.5px}
  .timeline::before{left:16px}
  .tl-body{padding:18px 16px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}

/* roulang page: category3 */
:root{
  --brand-1:#FF5A2B;
  --brand-2:#FF2E63;
  --brand-3:#B5347A;
  --grad:linear-gradient(120deg,#FF5A2B 0%,#FF2E63 55%,#B5347A 100%);
  --grad-soft:linear-gradient(120deg,rgba(255,90,43,.12),rgba(255,46,99,.10) 55%,rgba(181,52,122,.10));
  --ink:#10201D;
  --ink-2:#1C3A34;
  --lime:#C6F24E;
  --amber:#FFC53D;
  --bg:#FBF7F1;
  --surface:#FFFFFF;
  --line:#E7E0D6;
  --text:#10201D;
  --muted:#5A6661;
  --light:#F4F1EA;
  --r-lg:24px;
  --r-md:18px;
  --r-sm:12px;
  --sh:0 1px 2px rgba(16,32,29,.04),0 12px 32px -12px rgba(16,32,29,.16);
  --sh-hover:0 18px 44px -14px rgba(255,90,43,.28);
  --ease:220ms cubic-bezier(.22,.61,.36,1);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16.5px;
  line-height:1.85;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color var(--ease)}
a:hover{color:var(--brand-1)}
button{font:inherit;color:inherit;background:none;border:0;padding:0;cursor:pointer}
input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4,p,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
h1{font-size:clamp(30px,5vw,52px);line-height:1.15;font-weight:800;letter-spacing:-.02em}
h2{font-size:clamp(24px,3.2vw,36px);line-height:1.25;font-weight:800;letter-spacing:-.02em}
h3{font-size:20px;line-height:1.4;font-weight:700;letter-spacing:-.01em}
.num{font-variant-numeric:tabular-nums}
:focus-visible{outline:2px solid var(--brand-1);outline-offset:2px;box-shadow:0 0 0 3px rgba(255,90,43,.25);border-radius:6px}

.wrap{width:100%;max-width:1140px;margin:0 auto;padding-left:20px;padding-right:20px}
@media (min-width:1280px){.wrap{max-width:1240px}}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(251,247,241,.96);
  border-bottom:1px solid transparent;
  transition:background var(--ease),border-color var(--ease);
}
.site-header.is-scrolled{
  background:rgba(251,247,241,.92);
  -webkit-backdrop-filter:saturate(140%) blur(10px);
  backdrop-filter:saturate(140%) blur(10px);
  border-bottom-color:var(--line);
}
.nav-top-inner{display:flex;align-items:center;gap:18px;min-height:64px;padding-top:12px;padding-bottom:12px;transition:min-height var(--ease),padding var(--ease)}
.site-header.is-scrolled .nav-top-inner{min-height:52px;padding-top:7px;padding-bottom:7px}

.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;font-weight:800;font-size:19px;letter-spacing:-.01em}
.brand-mark{
  width:30px;height:30px;border-radius:10px;background:var(--grad);position:relative;flex:0 0 auto;
  box-shadow:0 6px 16px -6px rgba(255,90,43,.6);
}
.brand-mark::after{
  content:"";position:absolute;inset:0;border-radius:10px;
  background:repeating-linear-gradient(120deg,rgba(255,255,255,.42) 0 3px,transparent 3px 8px);
  opacity:.85;
}
.brand-text{white-space:nowrap}

.trend-bar{display:flex;align-items:center;gap:8px;flex:1 1 auto;overflow-x:auto;scrollbar-width:none;padding:2px 0}
.trend-bar::-webkit-scrollbar{display:none}
.trend-chip{
  flex:0 0 auto;font-size:13.5px;padding:6px 13px;border-radius:999px;
  background:rgba(16,32,29,.05);color:#3D4A45;white-space:nowrap;
  transition:background var(--ease),color var(--ease),transform var(--ease);
}
.trend-chip:hover{background:rgba(255,90,43,.12);color:var(--brand-3);transform:translateY(-1px)}

.nav-tools{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.icon-btn{
  width:38px;height:38px;border-radius:999px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);background:#fff;color:var(--ink);font-size:15px;
  transition:border-color var(--ease),color var(--ease),transform var(--ease);
}
.icon-btn:hover{border-color:var(--brand-1);color:var(--brand-1);transform:translateY(-1px)}
.menu-btn{display:none}

.search-panel{
  max-height:0;overflow:hidden;background:#fff;border-top:1px solid transparent;
  transition:max-height 260ms ease-out,border-color var(--ease);
}
.search-panel.is-open{max-height:110px;border-top-color:var(--line);border-bottom:1px solid var(--line)}
.search-inner{display:flex;gap:10px;align-items:center;padding-top:14px;padding-bottom:14px}
.search-inner input[type="search"]{
  flex:1 1 auto;height:44px;border-radius:var(--r-sm);border:1px solid var(--line);
  background:var(--bg);padding:0 16px;font-size:15px;
}
.search-inner input[type="search"]:focus{outline:none;border-color:var(--brand-1);background:#fff;box-shadow:0 0 0 3px rgba(255,90,43,.14)}

.nav-channels{border-top:1px solid var(--line)}
.nav-channels-inner{display:flex;align-items:center;justify-content:space-between;gap:16px}
.channel-list{display:flex;align-items:center;gap:26px;overflow-x:auto;scrollbar-width:none}
.channel-list::-webkit-scrollbar{display:none}
.channel{
  position:relative;flex:0 0 auto;padding:13px 0 12px;font-size:15.5px;color:#42504B;
  transition:color var(--ease);
}
.channel::after{
  content:"";position:absolute;left:0;right:0;bottom:6px;height:3px;border-radius:999px;
  background:var(--grad);opacity:0;transform:scaleX(.4);transition:opacity var(--ease),transform var(--ease);
}
.channel:hover{color:var(--ink)}
.channel.is-active{color:var(--ink);font-weight:700}
.channel.is-active::after{opacity:1;transform:scaleX(1)}
.channel-toggle{display:flex;gap:6px;flex:0 0 auto;padding:8px 0}
.chip{
  font-size:13px;padding:5px 14px;border-radius:999px;border:1px solid var(--line);color:var(--muted);
  transition:all var(--ease);
}
.chip.is-on{background:var(--ink);border-color:var(--ink);color:#fff;font-weight:600}
.chip:hover{border-color:var(--brand-1);color:var(--brand-1)}
.chip.is-on:hover{color:#fff;border-color:var(--ink)}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:999px;font-weight:700;font-size:15px;padding:13px 26px;
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease),border-color var(--ease);
  white-space:nowrap;
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 10px 26px -12px rgba(255,90,43,.7)}
.btn-primary:hover{color:#fff;transform:translateY(-3px);box-shadow:0 18px 34px -12px rgba(255,90,43,.55)}
.btn-ghost{background:#fff;border:1.5px solid var(--ink);color:var(--ink)}
.btn-ghost:hover{background:var(--ink);color:#fff;transform:translateY(-3px)}
.btn-sm{padding:9px 18px;font-size:14px}
.btn-block{width:100%}
.text-link{display:inline-flex;align-items:center;gap:6px;font-weight:700;font-size:14.5px;color:var(--brand-3)}
.text-link i{transition:transform var(--ease)}
.text-link:hover i{transform:translateX(4px)}

/* ---------- badges ---------- */
.badge{
  display:inline-flex;align-items:center;gap:7px;
  border-radius:999px;font-size:12.5px;font-weight:700;padding:5px 13px;line-height:1.5;
}
.badge::before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor;flex:0 0 auto}
.badge-lime{background:rgba(198,242,78,.18);color:#3E5A12}
.badge-amber{background:rgba(255,197,61,.2);color:#7A4E00}
.badge-grad{background:var(--grad-soft);color:var(--brand-3)}

/* ---------- hero ---------- */
.cat-hero{
  position:relative;overflow:hidden;padding:52px 0 54px;
  background-image:linear-gradient(120deg,rgba(16,32,29,.90),rgba(28,58,52,.82)),url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
}
.cat-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:repeating-linear-gradient(115deg,rgba(255,255,255,.055) 0 2px,transparent 2px 14px);
}
.cat-hero .wrap{position:relative;z-index:2}
.crumb{display:flex;align-items:center;gap:8px;font-size:13.5px;color:rgba(244,241,234,.72);margin-bottom:20px;flex-wrap:wrap}
.crumb a:hover{color:var(--lime)}
.crumb .sep{opacity:.5}
.crumb .current{color:rgba(244,241,234,.55)}
.hero-badge{background:rgba(198,242,78,.16);color:var(--lime)}
.cat-hero h1{color:#fff;margin:16px 0 18px;max-width:15em}
.cat-hero .lede{color:rgba(244,241,234,.86);font-size:17px;max-width:44em;line-height:1.85}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.cat-hero .btn-ghost{background:transparent;border-color:rgba(244,241,234,.55);color:#fff}
.cat-hero .btn-ghost:hover{background:#fff;border-color:#fff;color:var(--ink)}
.hero-stats{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px}
.hero-stats .stat{
  border-radius:var(--r-sm);padding:12px 18px;background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.14);
}
.hero-stats .stat b{display:block;font-size:22px;font-weight:800;color:var(--lime);line-height:1.3}
.hero-stats .stat span{font-size:13px;color:rgba(244,241,234,.75)}

/* ---------- sections ---------- */
.section{padding:88px 0}
.section-sm{padding:64px 0}
.section-head{max-width:760px;margin-bottom:36px}
.section-tag{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;
  letter-spacing:.06em;color:var(--brand-3);text-transform:uppercase;
}
.section-tag::before{content:"";width:22px;height:3px;border-radius:999px;background:var(--grad)}
.section-head h2{margin:14px 0 12px}
.section-head p{color:var(--muted);font-size:16px}

/* ---------- headline card ---------- */
.headline{
  display:grid;grid-template-columns:5fr 7fr;gap:0;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--sh);transition:transform var(--ease),box-shadow var(--ease);
}
.headline:hover{transform:translateY(-4px);box-shadow:var(--sh-hover)}
.headline-media{position:relative;min-height:320px;background:var(--ink-2)}
.headline-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/10}
.headline-body{padding:34px 36px}
.headline-body h3{font-size:clamp(21px,2.4vw,27px);line-height:1.35;margin:16px 0 14px}
.headline-body p{color:var(--muted);font-size:15.5px}
.headline-meta{display:flex;flex-wrap:wrap;gap:18px;margin-top:22px;font-size:13.5px;color:var(--muted)}
.headline-meta span{display:inline-flex;align-items:center;gap:6px}

/* ---------- compact list ---------- */
.compact-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.item{
  display:grid;grid-template-columns:120px 1fr;gap:18px;align-items:start;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
  padding:18px;box-shadow:var(--sh);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.item:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:rgba(255,90,43,.35)}
.item-thumb{border-radius:var(--r-sm);overflow:hidden;background:#EFEAE2}
.item-thumb img{width:100%;aspect-ratio:4/3;object-fit:cover}
.item-body h3{font-size:17.5px;margin:10px 0 8px;line-height:1.45}
.item-body p{font-size:14.5px;color:var(--muted);line-height:1.75}
.item-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:14px;font-size:13px;color:var(--muted)}

/* ---------- dark stats strip ---------- */
.dark-band{
  background-image:linear-gradient(120deg,rgba(28,58,52,.94),rgba(16,32,29,.98)),url('/assets/images/backpic/back-3.webp');
  background-size:cover;background-position:center;border-radius:var(--r-lg);
  padding:44px 40px;color:var(--light);position:relative;overflow:hidden;
}
.dark-band::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:repeating-linear-gradient(115deg,rgba(255,255,255,.05) 0 2px,transparent 2px 16px);
}
.dark-band-inner{position:relative;z-index:2;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:26px}
.dark-stat{border-left:3px solid transparent;border-image:var(--grad) 1;padding-left:16px}
.dark-stat b{display:block;font-size:clamp(24px,3vw,34px);font-weight:800;line-height:1.2;color:#fff}
.dark-stat span{display:block;font-size:13.5px;color:rgba(244,241,234,.72);margin-top:6px}
.dark-band h2{color:#fff;position:relative;z-index:2;margin-bottom:8px}
.dark-band .band-note{position:relative;z-index:2;color:rgba(244,241,234,.72);font-size:14.5px;margin-bottom:30px}

/* ---------- rule cards ---------- */
.rule-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.rule-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
  padding:28px 26px;box-shadow:var(--sh);position:relative;overflow:hidden;
  transition:transform var(--ease),box-shadow var(--ease);
}
.rule-card::before{content:"";position:absolute;left:0;right:0;top:0;height:4px;background:var(--grad)}
.rule-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover)}
.rule-no{font-size:13px;font-weight:800;letter-spacing:.14em;color:var(--brand-3)}
.rule-card h3{margin:12px 0 10px}
.rule-card p{font-size:15px;color:var(--muted)}
.rule-card ul{margin-top:16px;display:grid;gap:9px}
.rule-card li{position:relative;padding-left:22px;font-size:14.5px;color:#3D4A45}
.rule-card li::before{
  content:"";position:absolute;left:0;top:9px;width:9px;height:9px;border-radius:50%;
  background:var(--lime);box-shadow:0 0 0 3px rgba(198,242,78,.25);
}

/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;counter-reset:step}
.step{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
  padding:26px 22px;box-shadow:var(--sh);transition:transform var(--ease),box-shadow var(--ease);
}
.step:hover{transform:translateY(-4px);box-shadow:var(--sh-hover)}
.step-no{
  width:40px;height:40px;border-radius:999px;background:var(--grad);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;font-weight:800;font-size:15px;
  box-shadow:0 10px 22px -12px rgba(255,90,43,.8);
}
.step h3{font-size:17.5px;margin:16px 0 8px}
.step p{font-size:14.5px;color:var(--muted)}

/* ---------- faq ---------- */
.faq-list{max-width:900px;margin:0 auto;display:grid;gap:14px}
.faq-item{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;position:relative;transition:border-color var(--ease),box-shadow var(--ease);
}
.faq-item::before{
  content:"";position:absolute;left:0;top:12px;bottom:12px;width:4px;border-radius:0 4px 4px 0;
  background:var(--grad);opacity:0;transition:opacity var(--ease);
}
.faq-item.is-open{border-color:rgba(255,90,43,.35);box-shadow:var(--sh)}
.faq-item.is-open::before{opacity:1}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  text-align:left;padding:20px 24px;font-size:17px;font-weight:700;line-height:1.5;
}
.faq-q i{color:var(--brand-1);font-size:16px;transition:transform var(--ease);flex:0 0 auto}
.faq-item.is-open .faq-q i{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height 280ms ease-out}
.faq-a p{padding:0 24px 22px;font-size:15px;line-height:1.8;color:var(--muted)}

/* ---------- cta + form ---------- */
.cta-band{
  border-radius:var(--r-lg);padding:48px 44px;color:#fff;position:relative;overflow:hidden;
  background:var(--grad);box-shadow:0 24px 60px -30px rgba(255,46,99,.65);
}
.cta-band::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:repeating-linear-gradient(115deg,rgba(255,255,255,.09) 0 3px,transparent 3px 20px);
}
.cta-band .inner{position:relative;z-index:2;display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center}
.cta-band h2{color:#fff;margin-bottom:14px}
.cta-band p{color:rgba(255,255,255,.9);font-size:16px}
.cta-points{margin-top:22px;display:grid;gap:10px}
.cta-points li{display:flex;align-items:center;gap:10px;font-size:14.5px;color:rgba(255,255,255,.94)}
.cta-points i{color:var(--lime)}
.form-card{
  background:#fff;border-radius:var(--r-lg);padding:28px;color:var(--text);
  box-shadow:0 22px 50px -26px rgba(16,32,29,.5);
}
.form-card h3{font-size:18px;margin-bottom:6px}
.form-card .form-note{font-size:13.5px;color:var(--muted);margin-bottom:18px}
.field-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.field{margin-bottom:14px}
.field label{display:block;font-size:13.5px;font-weight:600;margin-bottom:6px;color:#3D4A45}
.field input,.field select,.field textarea{
  width:100%;border:1px solid var(--line);border-radius:var(--r-sm);
  padding:11px 14px;font-size:15px;background:var(--bg);color:var(--text);
  transition:border-color var(--ease),box-shadow var(--ease),background var(--ease);
}
.field textarea{min-height:96px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--brand-1);background:#fff;box-shadow:0 0 0 3px rgba(255,90,43,.14);
}
.form-hint{font-size:12.5px;color:var(--muted);margin-top:12px;line-height:1.7}

/* ---------- footer ---------- */
.site-footer{
  margin-top:20px;padding:68px 0 26px;color:var(--light);
  background-image:linear-gradient(140deg,#1C3A34 0%,#10201D 70%);
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:34px}
.footer-brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:18px;color:#fff;margin-bottom:14px}
.footer-about{font-size:14.5px;color:rgba(244,241,234,.7);line-height:1.85;max-width:34em}
.footer-col h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px}
.footer-links{display:grid;gap:11px}
.footer-links a{font-size:14.5px;color:rgba(244,241,234,.74)}
.footer-links a:hover{color:var(--lime)}
.footer-contact{display:grid;gap:12px;font-size:14.5px;color:rgba(244,241,234,.74)}
.footer-contact i{width:18px;color:var(--lime);margin-right:6px}
.footer-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid rgba(244,241,234,.16);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:rgba(244,241,234,.6);
}

/* ---------- floating cta ---------- */
.float-cta{
  position:fixed;right:26px;bottom:26px;z-index:70;
  display:inline-flex;align-items:center;gap:9px;padding:13px 22px;border-radius:999px;
  background:var(--grad);color:#fff;font-weight:700;font-size:14.5px;
  box-shadow:0 14px 32px -14px rgba(255,90,43,.85);
  opacity:0;transform:translateY(14px);pointer-events:none;
  transition:opacity var(--ease),transform var(--ease);
}
.float-cta.is-visible{opacity:1;transform:translateY(0);pointer-events:auto}
.float-cta:hover{color:#fff;transform:translateY(-3px)}

.mobile-bar{display:none}

/* ---------- drawer ---------- */
.drawer-mask{
  position:fixed;inset:0;background:rgba(16,32,29,.55);z-index:90;
  opacity:0;pointer-events:none;transition:opacity var(--ease);
}
.drawer-mask.is-open{opacity:1;pointer-events:auto}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(320px,86vw);z-index:95;background:#fff;
  transform:translateX(102%);transition:transform 260ms ease-out;
  padding:24px 22px;overflow-y:auto;display:flex;flex-direction:column;gap:22px;
}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between}
.drawer-brand{display:flex;align-items:center;gap:10px;font-weight:800}
.drawer nav{display:grid;gap:4px}
.drawer nav a{padding:12px 4px;border-bottom:1px solid var(--line);font-size:16px;color:#2C3833}
.drawer nav a.is-active{color:var(--brand-3);font-weight:800}
.drawer .field{margin:0}
.drawer .btn{width:100%}

/* ---------- responsive ---------- */
@media (max-width:1023px){
  .section{padding:64px 0}
  .headline{grid-template-columns:1fr}
  .headline-media{min-height:240px}
  .headline-body{padding:26px}
  .rule-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr))}
  .dark-band-inner{grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
  .cta-band .inner{grid-template-columns:1fr;gap:28px}
  .footer-grid{grid-template-columns:1fr 1fr}
  .trend-bar{display:none}
}

@media (max-width:767px){
  body{font-size:16px;line-height:1.85}
  .section{padding:48px 0}
  .menu-btn{display:inline-flex}
  .nav-channels-inner{flex-direction:column;align-items:stretch;gap:0}
  .channel-list{gap:20px;padding-right:6px}
  .channel{padding:11px 0 12px;font-size:15px}
  .channel-toggle{display:none}
  .nav-cta{display:none}
  .cat-hero{padding:36px 0 40px}
  .hero-stats .stat{flex:1 1 calc(50% - 6px)}
  .compact-grid{grid-template-columns:1fr}
  .item{grid-template-columns:96px 1fr;gap:14px;padding:16px}
  .rule-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .dark-band{padding:32px 24px}
  .dark-band-inner{grid-template-columns:1fr;gap:18px}
  .cta-band{padding:32px 22px}
  .field-row{grid-template-columns:1fr}
  .form-card{padding:22px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column;gap:8px}
  .float-cta{display:none}
  .mobile-bar{
    display:grid;grid-template-columns:64px 1fr;gap:10px;align-items:center;
    position:fixed;left:0;right:0;bottom:0;z-index:70;height:60px;padding:0 14px;
    background:rgba(251,247,241,.96);border-top:1px solid var(--line);
    -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
  }
  .mobile-bar .mb-icon{
    display:inline-flex;align-items:center;justify-content:center;gap:6px;
    height:42px;border-radius:999px;border:1.5px solid var(--ink);font-size:13.5px;font-weight:700;color:var(--ink);
  }
  .mobile-bar .btn{height:42px;padding:0 18px}
  body{padding-bottom:72px}
}

@media (max-width:520px){
  .brand-text{font-size:17px}
  .hero-actions .btn{width:100%}
  .headline-body{padding:22px 20px}
  .item{grid-template-columns:1fr}
  .item-thumb img{aspect-ratio:16/10}
}

/* roulang page: category4 */
:root{
  --brand-1:#FF5A2B;
  --brand-2:#FF2E63;
  --brand-3:#B5347A;
  --grad:linear-gradient(120deg,#FF5A2B,#FF2E63 55%,#B5347A);
  --grad-soft:linear-gradient(120deg,rgba(255,90,43,.10),rgba(181,52,122,.10));
  --ink:#10201D;
  --ink-2:#1C3A34;
  --lime:#C6F24E;
  --amber:#FFC53D;
  --bg:#FBF7F1;
  --card:#FFFFFF;
  --line:#E7E0D6;
  --text:#10201D;
  --muted:#5A6661;
  --dark-text:#F4F1EA;
  --r-lg:24px;
  --r-md:18px;
  --r-sm:12px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(16,32,29,.04),0 12px 32px -12px rgba(16,32,29,.16);
  --sh-2:0 18px 44px -14px rgba(255,90,43,.28);
  --ease:180ms ease-out;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;line-height:1.85;color:var(--text);
  background:var(--bg);
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
.num,.stat-num,.badge,.meta-time{font-variant-numeric:tabular-nums}
h1,h2,h3,h4{letter-spacing:-.02em;margin:0;line-height:1.25;font-weight:800}
p{margin:0}
.wrap{width:100%;max-width:100%;margin:0 auto;padding:0 20px}
@media(min-width:768px){.wrap{max-width:720px}}
@media(min-width:1024px){.wrap{max-width:1140px}}
@media(min-width:1280px){.wrap{max-width:1240px}}
.skip{position:absolute;left:-9999px;top:0;background:var(--ink);color:#fff;padding:10px 16px;border-radius:0 0 12px 0;z-index:200}
.skip:focus{left:0}

/* ============ 通用组件 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:none;cursor:pointer;border-radius:var(--r-pill);
  font-size:15px;font-weight:700;padding:13px 26px;line-height:1;
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease),border-color var(--ease);
  white-space:nowrap;
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 10px 26px -12px rgba(255,46,99,.55)}
.btn-primary:hover{transform:translateY(-4px);box-shadow:var(--sh-2);color:#fff}
.btn-outline{background:#fff;border:1.5px solid var(--ink);color:var(--ink)}
.btn-outline:hover{background:var(--ink);color:#F4F1EA;transform:translateY(-4px)}
.btn-ghost{background:transparent;color:var(--ink);padding:12px 8px;border-radius:var(--r-pill)}
.btn-ghost:hover{color:var(--brand-1)}
.btn-ghost .arrow{display:inline-block;transition:transform var(--ease)}
.btn-ghost:hover .arrow{transform:translateX(4px)}
.btn-sm{padding:9px 18px;font-size:14px}
.btn-block{width:100%}
.button,.button.primary,.button.secondary{background:transparent;border:none}
button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:2px solid var(--brand-1);outline-offset:2px;
  box-shadow:0 0 0 3px rgba(255,90,43,.25);
}
.badge{
  display:inline-flex;align-items:center;gap:7px;
  border-radius:var(--r-pill);padding:5px 12px;font-size:12.5px;font-weight:700;line-height:1.5;
}
.badge::before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor;flex:none}
.badge-lime{background:rgba(198,242,78,.18);color:#3E5A0A}
.badge-amber{background:rgba(255,197,61,.18);color:#7A5200}
.badge-ink{background:rgba(16,32,29,.08);color:var(--ink)}
.badge-grad{background:var(--grad-soft);color:var(--brand-3)}
.section{padding:48px 0}
@media(min-width:768px){.section{padding:64px 0}}
@media(min-width:1024px){.section{padding:88px 0}}
.section-head{max-width:760px;margin-bottom:32px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:800;letter-spacing:.08em;color:var(--brand-2);
  text-transform:uppercase;margin-bottom:12px;
}
.eyebrow::before{content:"";width:26px;height:3px;border-radius:2px;background:var(--grad)}
.section-title{font-size:clamp(24px,3.2vw,36px);line-height:1.25}
.section-sub{margin-top:14px;font-size:16px;color:var(--muted);line-height:1.85}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh-1);transition:transform var(--ease),box-shadow var(--ease);
}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.divider{height:1px;background:var(--line);border:none;margin:0}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(251,247,241,.94);
  transition:box-shadow var(--ease),border-color var(--ease),backdrop-filter var(--ease);
  border-bottom:1px solid transparent;
}
.site-header.is-scrolled{
  border-bottom-color:var(--line);
  backdrop-filter:saturate(140%) blur(10px);
  -webkit-backdrop-filter:saturate(140%) blur(10px);
  box-shadow:0 8px 24px -20px rgba(16,32,29,.5);
}
.nav-top-inner{display:flex;align-items:center;gap:18px;height:58px;transition:height var(--ease)}
.site-header.is-scrolled .nav-top-inner{height:42px}
.brand{display:inline-flex;align-items:center;gap:10px;flex:none}
.brand-mark{
  width:30px;height:30px;border-radius:9px;background:var(--grad);flex:none;
  box-shadow:0 8px 18px -8px rgba(255,46,99,.7);position:relative;
}
.brand-mark::after{
  content:"";position:absolute;inset:8px;border-radius:3px;
  border:2px solid rgba(255,255,255,.85);border-left-color:transparent;border-bottom-color:transparent;
  transform:rotate(-45deg);
}
.brand-text{font-size:18px;font-weight:800;color:var(--ink);letter-spacing:-.01em;white-space:nowrap}
.trend-bar{display:flex;align-items:center;gap:8px;overflow-x:auto;flex:1;scrollbar-width:none}
.trend-bar::-webkit-scrollbar{display:none}
.trend-chip{
  flex:none;font-size:13px;font-weight:600;color:var(--muted);
  padding:5px 13px;border-radius:var(--r-pill);background:#fff;border:1px solid var(--line);
  transition:color var(--ease),border-color var(--ease),background var(--ease);
}
.trend-chip:hover{color:var(--brand-2);border-color:rgba(255,46,99,.45);background:#fff}
.nav-tools{display:flex;align-items:center;gap:10px;flex:none;margin-left:auto}
.icon-btn{
  width:38px;height:38px;border-radius:var(--r-pill);border:1px solid var(--line);
  background:#fff;color:var(--ink);display:inline-flex;align-items:center;justify-content:center;
  cursor:pointer;transition:color var(--ease),border-color var(--ease),transform var(--ease);
}
.icon-btn:hover{color:var(--brand-1);border-color:rgba(255,90,43,.5);transform:translateY(-2px)}
.menu-btn{display:none}
.search-panel{max-height:0;overflow:hidden;transition:max-height 240ms ease-out;background:rgba(255,255,255,.75)}
.search-panel.is-open{max-height:96px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.search-inner{display:flex;gap:10px;padding:14px 20px}
.search-inner input{flex:1}
.nav-channels{border-top:1px solid rgba(231,224,214,.8)}
.nav-channels-inner{display:flex;align-items:center;gap:16px;padding:7px 20px;transition:padding var(--ease)}
.site-header.is-scrolled .nav-channels-inner{padding:3px 20px}
.channel-list{display:flex;align-items:center;gap:6px;overflow-x:auto;scrollbar-width:none;flex:1}
.channel-list::-webkit-scrollbar{display:none}
.channel{
  position:relative;flex:none;font-size:15px;font-weight:600;color:var(--muted);
  padding:7px 14px;border-radius:var(--r-pill);transition:color var(--ease),background var(--ease);
}
.channel:hover{color:var(--ink);background:rgba(16,32,29,.05)}
.channel.is-active{color:var(--ink);font-weight:700}
.channel.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:1px;height:3px;border-radius:3px;background:var(--grad);
}
.channel-toggle{display:flex;gap:6px;flex:none}
.chip{
  border:1px solid var(--line);background:#fff;color:var(--muted);font-size:13px;font-weight:600;
  padding:5px 13px;border-radius:var(--r-pill);cursor:pointer;transition:all var(--ease);
}
.chip:hover{color:var(--ink);border-color:rgba(16,32,29,.3)}
.chip.is-on{background:var(--ink);border-color:var(--ink);color:var(--dark-text)}

/* ============ 抽屉 ============ */
.overlay{
  position:fixed;inset:0;background:rgba(16,32,29,.55);opacity:0;visibility:hidden;
  transition:opacity var(--ease),visibility var(--ease);z-index:90;
}
.overlay.is-open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(86vw,340px);background:var(--bg);
  z-index:100;transform:translateX(102%);transition:transform 240ms ease-out;
  padding:22px 20px;display:flex;flex-direction:column;gap:22px;overflow-y:auto;
}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between}
.drawer-search{display:flex;gap:8px}
.drawer-nav{display:flex;flex-direction:column;gap:2px}
.drawer-nav a{
  padding:12px 14px;border-radius:var(--r-sm);font-size:16px;font-weight:600;color:var(--ink-2);
  transition:background var(--ease),color var(--ease);
}
.drawer-nav a:hover{background:#fff;color:var(--brand-1)}
.drawer-nav a.is-active{background:var(--grad-soft);color:var(--brand-3);font-weight:700}

/* ============ Hero ============ */
.hero{
  position:relative;overflow:hidden;color:var(--dark-text);
  background:linear-gradient(125deg,#10201D 0%,#1C3A34 100%);
  padding:56px 0 60px;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  opacity:.20;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:repeating-linear-gradient(135deg,rgba(255,255,255,.06) 0 2px,transparent 2px 16px);
}
.hero .wrap{position:relative;z-index:2}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(244,241,234,.72);margin-bottom:20px}
.crumb a{color:rgba(244,241,234,.86);transition:color var(--ease)}
.crumb a:hover{color:var(--lime)}
.crumb .sep{opacity:.5}
.crumb .current{color:rgba(244,241,234,.55)}
.hero h1{font-size:clamp(30px,5vw,52px);line-height:1.15;font-weight:800;color:#fff}
.hero h1 .hl{
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{margin-top:18px;font-size:17px;line-height:1.85;color:rgba(244,241,234,.84);max-width:600px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-actions .btn-outline{background:transparent;border-color:rgba(244,241,234,.5);color:var(--dark-text)}
.hero-actions .btn-outline:hover{background:var(--dark-text);color:var(--ink);border-color:var(--dark-text)}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px}
.hero-badges .badge{background:rgba(255,255,255,.10);color:var(--dark-text);border:1px solid rgba(255,255,255,.14)}
.hero-badges .badge.lime{color:var(--lime)}
.hero-badges .badge.amber{color:var(--amber)}
.hero-media{position:relative;margin-top:34px}
.hero-media img{
  width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-lg);
  border:1px solid rgba(255,255,255,.14);
}
.hero-float-card{
  position:absolute;left:-6px;bottom:18px;background:#fff;color:var(--ink);
  border-radius:var(--r-md);padding:12px 16px;display:flex;align-items:center;gap:10px;
  box-shadow:var(--sh-1);font-size:13px;
}
.hero-float-card strong{display:block;font-size:14px}
.hero-float-card span{color:var(--muted);font-size:12.5px}
.hero-mini-card{
  position:absolute;right:-4px;top:16px;background:rgba(16,32,29,.86);
  border:1px solid rgba(198,242,78,.4);color:var(--lime);
  border-radius:var(--r-pill);padding:7px 14px;font-size:12.5px;font-weight:700;
}
.dot{width:8px;height:8px;border-radius:50%;flex:none;background:var(--brand-2)}
.dot-lime{background:var(--lime)}

/* ============ 问答两栏 ============ */
.qa-grid{display:grid;grid-template-columns:1fr;gap:32px}
@media(min-width:1024px){
  .qa-grid{grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:48px;align-items:start}
}
.qa-item{
  padding:24px 0;border-bottom:1px solid var(--line);display:grid;
  grid-template-columns:auto 1fr;gap:18px;align-items:start;
}
.qa-item:first-child{padding-top:0}
.qa-item:last-child{border-bottom:none;padding-bottom:0}
.qa-index{
  font-size:14px;font-weight:800;color:var(--brand-2);letter-spacing:.04em;
  border-radius:var(--r-pill);background:var(--grad-soft);padding:4px 12px;line-height:1.6;
}
.qa-item h3{font-size:20px;line-height:1.4;font-weight:700}
.qa-item p{margin-top:10px;color:var(--muted);font-size:16px;line-height:1.85}
.qa-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.qa-aside{position:relative}
@media(min-width:1024px){.qa-aside{position:sticky;top:120px}}
.qa-aside img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--r-lg);box-shadow:var(--sh-1)}
.qa-aside-card{
  margin-top:18px;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:22px;box-shadow:var(--sh-1);
}
.qa-aside-card h3{font-size:18px}
.qa-aside-list{list-style:none;padding:0;margin:16px 0 0;display:flex;flex-direction:column;gap:12px}
.qa-aside-list li{display:flex;gap:10px;font-size:14.5px;color:var(--muted);line-height:1.7}
.qa-aside-list li::before{content:"";width:16px;height:16px;border-radius:50%;flex:none;margin-top:5px;background:var(--lime);box-shadow:inset 0 0 0 4px rgba(198,242,78,.35)}

/* ============ 数据卡 ============ */
.stat-row{display:grid;grid-template-columns:1fr;gap:20px;margin-top:40px}
@media(min-width:640px){.stat-row{grid-template-columns:repeat(3,1fr)}}
.stat-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:28px 24px;box-shadow:var(--sh-1);transition:transform var(--ease),box-shadow var(--ease);
}
.stat-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.stat-num{font-size:clamp(30px,4vw,42px);font-weight:800;line-height:1.1;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.stat-unit{font-size:16px;font-weight:700;color:var(--ink);margin-left:4px}
.stat-card h3{margin-top:12px;font-size:17px}
.stat-card p{margin-top:10px;font-size:14.5px;color:var(--muted);line-height:1.75}

/* ============ 场景 ============ */
.scene-grid{display:grid;grid-template-columns:1fr;gap:20px}
@media(min-width:640px){.scene-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.scene-grid{grid-template-columns:repeat(4,1fr)}}
.scene-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:24px 20px;transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.scene-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(255,90,43,.3)}
.scene-icon{
  width:42px;height:42px;border-radius:13px;background:var(--grad-soft);color:var(--brand-3);
  display:flex;align-items:center;justify-content:center;font-size:17px;margin-bottom:16px;
}
.scene-card h3{font-size:17px}
.scene-card p{margin-top:10px;font-size:14.5px;color:var(--muted);line-height:1.75}

/* ============ 流程 ============ */
.flow-band{
  background:linear-gradient(120deg,#10201D,#1C3A34);color:var(--dark-text);
  border-radius:var(--r-lg);padding:36px 24px;position:relative;overflow:hidden;
}
.flow-band::after{
  content:"";position:absolute;inset:0;
  background:repeating-linear-gradient(135deg,rgba(255,255,255,.05) 0 2px,transparent 2px 18px);
}
.flow-band > *{position:relative;z-index:2}
.flow-band .eyebrow{color:var(--lime)}
.flow-band .section-title{color:#fff}
.flow-band .section-sub{color:rgba(244,241,234,.78)}
.flow-grid{display:grid;grid-template-columns:1fr;gap:18px;margin-top:32px}
@media(min-width:640px){.flow-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.flow-grid{grid-template-columns:repeat(4,1fr)}}
.flow-step{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);
  border-radius:var(--r-md);padding:22px;transition:transform var(--ease),border-color var(--ease);
}
.flow-step:hover{transform:translateY(-4px);border-color:rgba(198,242,78,.5)}
.flow-step .step-no{font-size:13px;font-weight:800;color:var(--lime);letter-spacing:.08em}
.flow-step h3{margin-top:10px;font-size:17px;color:#fff}
.flow-step p{margin-top:10px;font-size:14.5px;color:rgba(244,241,234,.76);line-height:1.75}

/* ============ FAQ ============ */
.faq-list{display:flex;flex-direction:column;gap:14px;max-width:920px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;transition:box-shadow var(--ease),border-color var(--ease);position:relative;
}
.faq-item:hover{box-shadow:var(--sh-1)}
.faq-item.is-open{border-color:rgba(255,90,43,.35);box-shadow:var(--sh-1)}
.faq-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--grad);
  transform:scaleY(0);transform-origin:top;transition:transform 220ms ease-out;
}
.faq-item.is-open::before{transform:scaleY(1)}
.faq-q{
  width:100%;background:none;border:none;cursor:pointer;text-align:left;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;font-size:17px;font-weight:700;color:var(--ink);line-height:1.5;
}
.faq-icon{
  width:22px;height:22px;flex:none;position:relative;transition:transform 220ms ease-out;
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:var(--brand-2);border-radius:2px;
}
.faq-icon::before{left:0;right:0;top:10px;height:2px}
.faq-icon::after{top:0;bottom:0;left:10px;width:2px}
.faq-item.is-open .faq-icon{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height 240ms ease-out}
.faq-a-inner{padding:0 24px 22px;font-size:15px;color:var(--muted);line-height:1.85}

/* ============ CTA + 表单 ============ */
.cta-grid{display:grid;grid-template-columns:1fr;gap:32px}
@media(min-width:1024px){.cta-grid{grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:48px;align-items:start}}
.cta-copy h2{font-size:clamp(24px,3.2vw,34px)}
.cta-copy p{margin-top:16px;color:var(--muted);font-size:16px;line-height:1.85}
.cta-points{list-style:none;padding:0;margin:24px 0 0;display:flex;flex-direction:column;gap:12px}
.cta-points li{display:flex;gap:10px;font-size:15px;color:var(--ink-2);line-height:1.7}
.cta-points li::before{content:"";width:16px;height:16px;border-radius:50%;flex:none;margin-top:5px;background:var(--grad)}
.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:28px 24px;box-shadow:var(--sh-1)}
.form-row{display:grid;grid-template-columns:1fr;gap:16px}
@media(min-width:640px){.form-row{grid-template-columns:1fr 1fr}}
.field{display:flex;flex-direction:column;gap:8px;margin-bottom:16px}
.field label{font-size:13.5px;font-weight:700;color:var(--ink-2)}
input[type="text"],input[type="tel"],input[type="search"],select,textarea{
  width:100%;background:#fff;border:1px solid var(--line);border-radius:var(--r-sm);
  padding:12px 14px;font-size:15px;color:var(--ink);line-height:1.6;
  transition:border-color var(--ease),box-shadow var(--ease);
  -webkit-appearance:none;appearance:none;
}
textarea{min-height:110px;resize:vertical}
select{background-image:linear-gradient(45deg,transparent 50%,#5A6661 50%),linear-gradient(135deg,#5A6661 50%,transparent 50%);background-position:calc(100% - 20px) 20px,calc(100% - 14px) 20px;background-size:6px 6px,6px 6px;background-repeat:no-repeat}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--brand-1);box-shadow:0 0 0 3px rgba(255,90,43,.15)}
.form-note{font-size:13px;color:var(--muted);margin-top:14px;line-height:1.7}

/* ============ 页脚 ============ */
.site-footer{
  background:linear-gradient(160deg,#1C3A34,#10201D);color:var(--dark-text);
  padding:56px 0 0;margin-top:20px;
}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px}
@media(min-width:768px){.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px}}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:800;color:#fff;margin-bottom:16px}
.footer-about{font-size:14.5px;line-height:1.85;color:rgba(244,241,234,.72);max-width:340px}
.footer-col h4{font-size:15px;font-weight:800;color:#fff;margin-bottom:16px}
.footer-links{display:flex;flex-direction:column;gap:11px}
.footer-links a{font-size:14.5px;color:rgba(244,241,234,.74);transition:color var(--ease),transform var(--ease);display:inline-block}
.footer-links a:hover{color:var(--lime);transform:translateX(3px)}
.footer-contact{display:flex;flex-direction:column;gap:12px;font-size:14.5px;color:rgba(244,241,234,.74)}
.footer-contact i{color:var(--lime);width:18px;margin-right:6px}
.footer-bottom{
  margin-top:44px;border-top:1px solid rgba(244,241,234,.14);
  padding:22px 0;display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13px;color:rgba(244,241,234,.6);
}

/* ============ 浮动 CTA ============ */
.float-cta{
  position:fixed;right:24px;bottom:24px;z-index:70;
  display:inline-flex;align-items:center;gap:8px;
  background:var(--grad);color:#fff;font-size:14.5px;font-weight:700;
  padding:14px 24px;border-radius:var(--r-pill);
  box-shadow:0 14px 34px -14px rgba(255,46,99,.7);
  opacity:0;transform:translateY(14px);pointer-events:none;
  transition:opacity 220ms ease-out,transform 220ms ease-out;
}
.float-cta.is-show{opacity:1;transform:translateY(0);pointer-events:auto}
.float-cta:hover{color:#fff;transform:translateY(-3px)}
.mobile-bar{display:none}

@media(max-width:1023px){
  .qa-aside{margin-top:8px}
}
@media(max-width:767px){
  body{padding-bottom:72px}
  .trend-bar{display:none}
  .menu-btn{display:inline-flex}
  .nav-cta{display:none}
  .site-header.is-scrolled .nav-top-inner{height:52px}
  .channel-toggle{display:none}
  .float-cta{display:none}
  .mobile-bar{
    display:flex;align-items:center;gap:12px;
    position:fixed;left:0;right:0;bottom:0;height:60px;padding:0 16px;z-index:75;
    background:rgba(251,247,241,.96);
    backdrop-filter:saturate(140%) blur(10px);-webkit-backdrop-filter:saturate(140%) blur(10px);
    border-top:1px solid var(--line);
  }
  .mobile-bar .call-btn{
    width:46px;height:46px;border-radius:var(--r-pill);border:1.5px solid var(--ink);
    display:inline-flex;align-items:center;justify-content:center;color:var(--ink);font-size:16px;flex:none;
  }
  .mobile-bar .btn{flex:1}
  .hero{padding:40px 0 46px}
  .hero-media{margin-top:28px}
  .hero-float-card{left:8px;bottom:8px}
  .hero-mini-card{right:8px;top:8px}
  .qa-item{grid-template-columns:1fr;gap:10px}
  .faq-q{padding:18px;font-size:16px}
  .faq-a-inner{padding:0 18px 18px}
  .form-card{padding:22px 18px}
  .flow-band{padding:28px 18px}
}
@media(max-width:519px){
  .brand-text{font-size:16px}
  .hero-actions .btn{width:100%}
  .section-head{margin-bottom:24px}
}