/* roulang page: index */
:root{
  --night:#141024;
  --night-2:#1C1730;
  --teal:#2FC4A8;
  --teal-strong:#26A88F;
  --teal-soft:#F0FBF8;
  --gold:#E9B26A;
  --star:#F4F1FA;
  --bg:#F6F4F1;
  --card:#FFFFFF;
  --text:#1C1A24;
  --text-2:#5B5768;
  --text-3:#8C8798;
  --line:#E6E1DA;
  --line-dark:#2E2942;
  --ok:#2FA36B;
  --warn:#D98A2B;
  --r-card:16px;
  --r-img:20px;
  --r-btn:10px;
  --r-badge:6px;
  --shadow-1:0 1px 2px rgba(20,16,36,.05),0 12px 32px -12px rgba(20,16,36,.16);
  --shadow-2:0 18px 44px -16px rgba(20,16,36,.24);
  --ease:cubic-bezier(.2,.7,.3,1);
  --bs-primary:#2FC4A8;
  --bs-primary-rgb:47,196,168;
  --bs-body-font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Source Han Sans SC","Helvetica Neue",sans-serif;
  --bs-body-color:#1C1A24;
  --bs-border-radius:10px;
  --bs-border-radius-lg:16px;
  --bs-link-color:#1F8F79;
  --bs-link-hover-color:#26A88F;
  --bs-border-color:#E6E1DA;
  --bs-card-border-color:#E6E1DA;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--bs-body-font-family);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease),background-color .2s var(--ease),border-color .2s var(--ease)}
a:hover{color:var(--teal-strong)}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding-left:0;list-style:none}
button,input,select{font-family:inherit;font-size:inherit}
:focus-visible{outline:2px solid var(--teal);outline-offset:2px}
.wrap{width:100%;max-width:1240px;margin:0 auto;padding-left:24px;padding-right:24px}
.num{font-family:"DIN Alternate","Barlow","Helvetica Neue",Arial,sans-serif;letter-spacing:.02em}

/* 基础排版 */
.h1{font-size:46px;line-height:1.22;font-weight:700;letter-spacing:-.01em}
.h2{font-size:34px;line-height:1.3;font-weight:650;letter-spacing:-.005em}
.h3{font-size:22px;line-height:1.4;font-weight:650}
.lead{font-size:17px;line-height:1.8;color:var(--text-2)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;letter-spacing:.16em;color:var(--gold);font-weight:600;text-transform:uppercase;
}
.eyebrow::before{content:"";width:18px;height:1px;background:var(--gold);opacity:.7}
.sec{padding:96px 0}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;margin-bottom:40px}
.sec-head .h2{margin-top:12px}
.sec-desc{margin-top:14px;max-width:620px;color:var(--text-2);font-size:15.5px;line-height:1.8}
.link-more{font-size:14.5px;font-weight:600;color:var(--teal-strong);display:inline-flex;align-items:center;gap:6px;border-bottom:1px solid transparent;padding-bottom:2px}
.link-more:hover{border-bottom-color:var(--gold);color:var(--teal-strong)}

/* 按钮 */
.btn-teal,.btn-ghost,.btn-gold,.btn-ghost-dark{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:var(--r-btn);font-size:15px;font-weight:600;line-height:1.2;
  border:1.5px solid transparent;cursor:pointer;
  transition:transform .2s var(--ease),background-color .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
  min-height:44px;
}
.btn-teal{background:var(--teal);color:#0B211D;box-shadow:0 8px 20px -12px rgba(47,196,168,.9)}
.btn-teal:hover{background:var(--teal-strong);color:#08201B;transform:translateY(-1px)}
.btn-teal:active{transform:none}
.btn-ghost{background:transparent;border-color:#D8D3CB;color:var(--text)}
.btn-ghost:hover{border-color:var(--teal);color:var(--teal-strong);background:var(--teal-soft)}
.btn-gold{background:var(--gold);color:#231705}
.btn-gold:hover{background:#F0BF80;color:#231705;transform:translateY(-1px)}
.btn-ghost-dark{background:transparent;border-color:rgba(244,241,250,.28);color:var(--star)}
.btn-ghost-dark:hover{border-color:var(--gold);color:var(--gold);background:rgba(244,241,250,.06)}

/* 头部 */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.96);
  border-bottom:1px solid var(--line);
  backdrop-filter:saturate(150%) blur(6px);
  transition:box-shadow .25s var(--ease);
}
.site-header.is-stuck{box-shadow:0 8px 24px -18px rgba(20,16,36,.45)}
.hdr-top{
  display:flex;align-items:center;gap:24px;height:64px;
  transition:height .25s var(--ease);
}
.is-stuck .hdr-top{height:56px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-star{font-size:21px;font-weight:800;letter-spacing:.04em;color:var(--night)}
.brand-divider{width:1px;height:18px;background:var(--gold);opacity:.9}
.brand-sub{font-size:13.5px;font-weight:600;color:var(--text-2);letter-spacing:.04em}
.brand:hover .brand-star{color:var(--teal-strong)}
.hdr-search{
  position:relative;flex:0 1 280px;margin-left:8px;
}
.hdr-search i{position:absolute;left:14px;top:50%;transform:translateY(-50%);font-size:13px;color:var(--text-3)}
.hdr-search input{
  width:100%;height:40px;border:1px solid var(--line);border-radius:var(--r-btn);
  background:#FBFAF8;padding:0 14px 0 38px;font-size:14px;color:var(--text);
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease),background-color .2s var(--ease);
}
.hdr-search input::placeholder{color:var(--text-3)}
.hdr-search input:focus{
  outline:none;background:#fff;border-color:var(--teal);
  box-shadow:0 0 0 3px rgba(47,196,168,.22);
}
.hdr-actions{display:flex;align-items:center;gap:16px;margin-left:auto}
.hdr-link{font-size:14px;font-weight:600;color:var(--text-2);border-bottom:1px solid transparent;padding-bottom:2px}
.hdr-link:hover{color:var(--teal-strong);border-bottom-color:var(--gold)}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:var(--r-btn);
  border:1px solid var(--line);background:#fff;color:var(--text);
  align-items:center;justify-content:center;cursor:pointer;
}
.hdr-channels{
  display:flex;align-items:center;gap:24px;height:44px;
  border-top:1px solid #F0ECE6;
}
.channel-nav{display:flex;align-items:center;gap:26px;overflow-x:auto;scrollbar-width:none}
.channel-nav::-webkit-scrollbar{display:none}
.channel-nav a{
  position:relative;font-size:14.5px;font-weight:600;color:var(--text-2);white-space:nowrap;line-height:44px;
}
.channel-nav a::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:transparent;transition:background-color .2s var(--ease);
}
.channel-nav a:hover{color:var(--text)}
.channel-nav a:hover::after{background:rgba(47,196,168,.4)}
.channel-nav a.active{color:var(--night)}
.channel-nav a.active::after{background:var(--teal)}
.trend-chips{display:flex;align-items:center;gap:8px;margin-left:auto;overflow-x:auto;scrollbar-width:none}
.trend-chips::-webkit-scrollbar{display:none}
.trend-chips span{font-size:12.5px;color:var(--text-3);white-space:nowrap}
.trend-chips a{
  font-size:12.5px;color:var(--text-2);padding:4px 10px;border-radius:999px;
  background:#F1EEE9;white-space:nowrap;
}
.trend-chips a:hover{color:#231705;background:var(--gold)}

/* 抽屉 */
.drawer{
  position:fixed;inset:0 0 0 auto;width:min(340px,86vw);z-index:1050;
  background:var(--bg);border-left:1px solid var(--line);
  transform:translateX(102%);transition:transform .3s var(--ease);
  padding:20px;overflow-y:auto;
}
.drawer.open{transform:translateX(0)}
.drawer-mask{position:fixed;inset:0;background:rgba(20,16,36,.42);z-index:1040;opacity:0;pointer-events:none;transition:opacity .3s var(--ease)}
.drawer-mask.open{opacity:1;pointer-events:auto}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.drawer-close{width:40px;height:40px;border-radius:var(--r-btn);border:1px solid var(--line);background:#fff;cursor:pointer}
.drawer nav{display:flex;flex-direction:column;gap:2px;margin-bottom:20px}
.drawer nav a{padding:12px 10px;border-radius:10px;font-size:15px;font-weight:600;color:var(--text);border-bottom:1px solid #EFEBE5}
.drawer nav a.active{color:var(--teal-strong);background:var(--teal-soft)}
.drawer .hdr-search{flex:1 1 auto;margin:0 0 16px;width:100%}

/* Hero */
.hero{padding:56px 0 72px;position:relative;overflow:hidden}
.hero::before{
  content:"";position:absolute;right:-120px;top:-140px;width:520px;height:520px;border-radius:50%;
  border:1px solid rgba(47,196,168,.12);pointer-events:none;
}
.hero::after{
  content:"";position:absolute;left:6%;top:40px;width:6px;height:6px;border-radius:50%;
  background:var(--gold);opacity:.35;box-shadow:180px 60px 0 -1px rgba(233,178,106,.45),320px 220px 0 -2px rgba(47,196,168,.4);
  pointer-events:none;
}
.hero-grid{
  display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;
  position:relative;z-index:1;min-height:560px;
}
.hero-copy h1{margin:16px 0 18px;font-size:46px;line-height:1.22;font-weight:700;letter-spacing:-.01em}
.hero-copy h1 em{font-style:normal;color:var(--teal-strong);display:block}
.hero-sub{font-size:17.5px;line-height:1.85;color:var(--text-2);max-width:540px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-trust{display:flex;flex-wrap:wrap;gap:22px;margin-top:28px}
.hero-trust span{display:inline-flex;align-items:center;gap:8px;font-size:14px;color:var(--text-3)}
.hero-trust span::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--teal)}
.hero-visual{position:relative}
.hero-media{
  position:relative;aspect-ratio:5/4;border-radius:var(--r-img);overflow:hidden;
  box-shadow:var(--shadow-2);
}
.hero-media img{width:100%;height:100%;object-fit:cover}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(155deg,rgba(20,16,36,.62),rgba(20,16,36,.82));
}
.hero-media-tag{
  position:absolute;left:22px;top:20px;z-index:2;color:var(--star);
  font-size:13px;letter-spacing:.12em;display:flex;align-items:center;gap:8px;
}
.hero-media-tag::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--teal);box-shadow:0 0 0 4px rgba(47,196,168,.18)}
.float-card{
  position:absolute;right:-24px;bottom:-28px;width:320px;background:#fff;border-radius:var(--r-card);
  border:1px solid var(--line);box-shadow:var(--shadow-2);padding:20px;z-index:3;
}
.float-card .badge-hot{
  display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:700;color:#231705;
  background:var(--gold);padding:3px 10px;border-radius:999px;letter-spacing:.04em;
}
.float-card h3{font-size:17px;font-weight:650;margin:12px 0 12px;line-height:1.45}
.float-row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:9px 0;border-top:1px solid #F0ECE6;font-size:13.5px;color:var(--text-2)}
.float-row b{font-weight:600;color:var(--text)}
.float-card .btn-teal{width:100%;margin-top:14px;padding:10px 16px;font-size:14px}

/* 频道快捷条 */
.quickbar{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.quickbar-inner{display:flex;align-items:stretch;overflow-x:auto;scrollbar-width:none}
.quickbar-inner::-webkit-scrollbar{display:none}
.quick-item{
  flex:1 0 auto;display:flex;align-items:center;gap:12px;padding:20px 24px;
  border-right:1px solid #F0ECE6;transition:background-color .2s var(--ease);min-width:196px;
}
.quick-item:last-child{border-right:none}
.quick-item i{font-size:20px;color:var(--teal-strong)}
.quick-item strong{display:block;font-size:15px;font-weight:650;color:var(--text)}
.quick-item small{display:block;font-size:12.5px;color:var(--text-3);line-height:1.5;margin-top:2px}
.quick-item:hover{background:var(--teal-soft)}

/* 主推通道网格 */
.channel-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:24px}
.card-base{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--shadow-1);overflow:hidden;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.card-base:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:rgba(47,196,168,.45)}
.ch-feature{grid-column:span 6;grid-row:span 2;display:flex;flex-direction:column}
.ch-feature .media{position:relative;aspect-ratio:16/10;overflow:hidden}
.ch-feature .media img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease)}
.ch-feature:hover .media img{transform:scale(1.03)}
.ch-feature .body{padding:26px 26px 24px;display:flex;flex-direction:column;flex:1}
.ch-feature h3{font-size:24px;font-weight:650;line-height:1.38;margin:10px 0 12px}
.ch-feature p{font-size:15px;color:var(--text-2);line-height:1.8;margin-bottom:18px}
.ch-feature .foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.ch-mini{grid-column:span 3;display:flex;flex-direction:column}
.ch-mini .media{position:relative;aspect-ratio:4/3;overflow:hidden}
.ch-mini .media img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease)}
.ch-mini:hover .media img{transform:scale(1.04)}
.ch-mini .body{padding:18px;display:flex;flex-direction:column;flex:1;gap:8px}
.ch-mini h3{font-size:17px;font-weight:650;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.ch-mini p{font-size:13.5px;color:var(--text-2);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.ch-mini .foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:10px;padding-top:8px;border-top:1px solid #F1EDE7;font-size:12.5px;color:var(--text-3)}
.ch-mini .foot a{color:var(--teal-strong);font-weight:600}
.badge-soft{
  display:inline-flex;align-items:center;font-size:12.5px;font-weight:600;color:#1F6E5E;
  background:var(--teal-soft);border:1px solid rgba(47,196,168,.28);padding:3px 9px;border-radius:var(--r-badge);
}
.badge-soft.gold{color:#7A5418;background:#FDF4E8;border-color:rgba(233,178,106,.5)}
.badge-soft.dark{color:#EFEAF7;background:rgba(244,241,250,.12);border-color:rgba(244,241,250,.24)}
.meta-dot{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--text-3)}
.meta-dot i{font-size:12px;color:var(--gold)}

/* 资讯列表 */
.news-grid{display:grid;grid-template-columns:7fr 5fr;gap:32px;align-items:start}
.news-feature{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
  box-shadow:var(--shadow-1);transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
  display:flex;flex-direction:column;height:100%;
}
.news-feature:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:rgba(47,196,168,.45)}
.news-feature .media{aspect-ratio:16/9;overflow:hidden}
.news-feature .media img{width:100%;height:100%;object-fit:cover}
.news-feature .body{padding:24px;display:flex;flex-direction:column;gap:12px;flex:1}
.news-feature h3{font-size:21px;font-weight:650;line-height:1.48}
.news-feature p{font-size:14.5px;color:var(--text-2);line-height:1.8;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.news-list{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--shadow-1);overflow:hidden}
.news-item{padding:18px 22px;border-bottom:1px solid #F1EDE7;transition:background-color .2s var(--ease)}
.news-item:last-child{border-bottom:none}
.news-item:hover{background:var(--teal-soft)}
.news-item h4{font-size:15.5px;font-weight:650;line-height:1.55;margin-bottom:6px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-item p{font-size:13px;color:var(--text-3);line-height:1.65;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:8px}
.news-item .row-meta{display:flex;align-items:center;gap:12px;font-size:12.5px;color:var(--text-3)}
.news-empty{
  background:#fff;border:1px dashed #DAD4CB;border-radius:var(--r-card);
  padding:56px 24px;text-align:center;box-shadow:var(--shadow-1);
}
.news-empty i{font-size:30px;color:var(--text-3);margin-bottom:14px;display:block}
.news-empty p{font-size:15px;color:var(--text-2);margin-bottom:18px}

/* 保障条 */
.assure{background:var(--night);color:var(--star);padding:72px 0;position:relative;overflow:hidden}
.assure::before{
  content:"";position:absolute;left:-80px;bottom:-160px;width:420px;height:420px;border-radius:50%;
  border:1px solid rgba(244,241,250,.10);
}
.assure-head{max-width:640px;margin-bottom:44px}
.assure-head .eyebrow{color:var(--gold)}
.assure-head .h2{color:var(--star);margin-top:12px}
.assure-head p{color:#B9B3C7;font-size:15.5px;margin-top:14px;line-height:1.8}
.assure-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line-dark)}
.assure-item{padding:28px 24px 0;border-right:1px solid var(--line-dark)}
.assure-item:last-child{border-right:none}
.assure-item i{font-size:20px;color:var(--gold);margin-bottom:14px;display:block}
.assure-item h3{font-size:17px;font-weight:650;color:var(--star);margin-bottom:8px}
.assure-item p{font-size:14px;color:#B9B3C7;line-height:1.75}

/* 评价轮播 */
.review-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px}
.review-nav{display:flex;gap:10px}
.review-nav button{
  width:40px;height:40px;border-radius:50%;border:1px solid #D8D3CB;background:#fff;color:var(--text);
  display:inline-flex;align-items:center;justify-content:center;cursor:pointer;
  transition:border-color .2s var(--ease),color .2s var(--ease),background-color .2s var(--ease);
}
.review-nav button:hover{border-color:var(--teal);color:var(--teal-strong);background:var(--teal-soft)}
.review-track{
  display:flex;gap:24px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding-bottom:8px;scrollbar-width:none;
}
.review-track::-webkit-scrollbar{display:none}
.review-card{
  flex:0 0 calc((100% - 48px)/3);scroll-snap-align:start;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px 24px 22px;box-shadow:var(--shadow-1);position:relative;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.review-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:rgba(47,196,168,.45)}
.review-card::before{
  content:"“";position:absolute;left:20px;top:8px;font-size:44px;line-height:1;color:var(--gold);opacity:.35;
  font-family:Georgia,serif;
}
.review-card p{font-size:15px;line-height:1.85;color:var(--text-2);position:relative;z-index:1;min-height:112px}
.dots{display:flex;gap:6px;margin-top:16px}
.dots i{width:10px;height:10px;border-radius:50%;background:#E3DED6}
.dots i.on{background:var(--teal)}
.review-user{margin-top:18px;padding-top:14px;border-top:1px solid #F1EDE7;font-size:13.5px;color:var(--text-3)}
.review-user b{color:var(--text);font-weight:650;margin-right:8px}

/* FAQ */
.faq-grid{display:grid;grid-template-columns:4fr 8fr;gap:48px;align-items:start}
.faq-aside{position:sticky;top:120px}
.faq-aside .h2{margin-top:12px}
.faq-aside p{font-size:15px;color:var(--text-2);margin:14px 0 24px;line-height:1.8}
.faq-list{display:flex;flex-direction:column;gap:12px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:12px;
  box-shadow:0 1px 2px rgba(20,16,36,.04);overflow:hidden;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.faq-item[open]{border-color:rgba(47,196,168,.5);box-shadow:var(--shadow-1);border-left:3px solid var(--teal)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 52px 18px 22px;position:relative;
  font-size:17px;font-weight:600;line-height:1.5;color:var(--text);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);
  font-size:20px;font-weight:400;color:var(--teal-strong);line-height:1;
}
.faq-item[open] summary::after{content:"−"}
.faq-item summary:hover{color:var(--teal-strong)}
.faq-answer{padding:0 22px 20px;font-size:15px;line-height:1.85;color:var(--text-2)}

/* 终章 CTA */
.cta-band{
  background:var(--night-2);color:var(--star);border-radius:24px;padding:64px 56px;
  position:relative;overflow:hidden;
  box-shadow:var(--shadow-2);
}
.cta-band::before{
  content:"";position:absolute;right:-60px;top:-60px;width:320px;height:320px;border-radius:50%;
  border:1px solid rgba(47,196,168,.18);
}
.cta-band::after{
  content:"";position:absolute;left:40px;bottom:30px;width:8px;height:8px;border-radius:50%;
  background:var(--gold);opacity:.5;box-shadow:120px -40px 0 -2px rgba(244,241,250,.35),260px 20px 0 -2px rgba(47,196,168,.5);
}
.cta-inner{position:relative;z-index:1;display:grid;grid-template-columns:8fr 4fr;gap:40px;align-items:center}
.cta-inner .eyebrow{color:var(--gold)}
.cta-inner h2{color:var(--star);margin-top:12px;font-size:34px;line-height:1.32;font-weight:650}
.cta-inner p{color:#B9B3C7;font-size:15.5px;margin-top:14px;line-height:1.8;max-width:560px}
.cta-actions{display:flex;flex-direction:column;gap:12px}
.cta-tip{font-size:12.5px;color:#8F899F;margin-top:14px;line-height:1.7}

/* 页脚 */
.site-footer{background:var(--night);color:#B9B3C7;padding:72px 0 0;margin-top:96px}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px}
.foot-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.foot-brand .brand-star{color:var(--star);font-size:19px}
.foot-brand .brand-sub{color:#B9B3C7}
.foot-grid p{font-size:14px;line-height:1.85;color:#B9B3C7}
.foot-note{
  margin-top:16px;font-size:12.5px;color:#8F899F;line-height:1.8;
  border-left:2px solid var(--gold);padding-left:12px;
}
.foot-title{font-size:14px;letter-spacing:.08em;color:var(--star);font-weight:650;margin-bottom:18px}
.foot-links{display:flex;flex-direction:column;gap:10px}
.foot-links a{font-size:14px;color:#B9B3C7}
.foot-links a:hover{color:var(--gold)}
.foot-foot{
  border-top:1px solid var(--line-dark);padding:22px 0;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12.5px;color:#8F899F;
}
.foot-foot span{display:inline-flex;align-items:center;gap:8px}
.foot-foot i{color:var(--teal)}

/* 响应式 */
@media (max-width:1199.98px){
  .h1,.hero-copy h1{font-size:40px}
  .h2,.cta-inner h2{font-size:30px}
  .hero-grid{grid-template-columns:1fr 1fr;gap:36px;min-height:auto}
  .ch-feature{grid-column:span 12;grid-row:auto}
  .ch-mini{grid-column:span 6}
  .news-grid{grid-template-columns:1fr}
  .assure-grid{grid-template-columns:repeat(2,1fr)}
  .assure-item{padding:24px 20px 24px 0;border-bottom:1px solid var(--line-dark)}
  .assure-item:nth-child(2n){border-right:none}
  .faq-grid{grid-template-columns:1fr;gap:32px}
  .faq-aside{position:static}
  .cta-inner{grid-template-columns:1fr;gap:28px}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px}
  .review-card{flex:0 0 calc((100% - 24px)/2)}
}
@media (max-width:991.98px){
  .sec{padding:72px 0}
  .hdr-search{display:none}
  .trend-chips{display:none}
  .nav-toggle{display:inline-flex}
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .hero{padding:40px 0 64px}
  .hero-copy h1{font-size:34px}
  .float-card{position:relative;right:auto;bottom:auto;width:auto;margin:-48px 20px 0;box-shadow:var(--shadow-2)}
  .hero-media{aspect-ratio:16/11}
  .news-feature h3{font-size:19px}
}
@media (max-width:767.98px){
  .wrap{padding-left:18px;padding-right:18px}
  .sec{padding:56px 0}
  .h1,.hero-copy h1{font-size:30px}
  .h2,.cta-inner h2{font-size:24px}
  .h3{font-size:19px}
  body{font-size:16px}
  .brand-star{font-size:18px}
  .brand-sub{font-size:12px}
  .ch-mini{grid-column:span 12}
  .ch-feature .body{padding:20px}
  .ch-feature h3{font-size:20px}
  .sec-head{flex-direction:column;align-items:flex-start;gap:16px;margin-bottom:28px}
  .assure-grid{grid-template-columns:1fr}
  .assure-item{border-right:none;padding:22px 0}
  .review-card{flex:0 0 100%}
  .review-head{flex-direction:column;align-items:flex-start;gap:18px}
  .cta-band{padding:36px 24px;border-radius:18px}
  .foot-grid{grid-template-columns:1fr;gap:28px}
  .site-footer{margin-top:56px;padding-top:52px}
  .foot-foot{flex-direction:column;align-items:flex-start}
  .quick-item{min-width:168px;padding:16px 18px}
  .faq-item summary{font-size:16px;padding:16px 46px 16px 18px}
  .faq-answer{padding:0 18px 18px;font-size:14.5px}
  .hero-trust{gap:14px}
}
@media (max-width:519.98px){
  .hero-cta{flex-direction:column;align-items:stretch}
  .hero-cta .btn-teal,.hero-cta .btn-ghost{width:100%}
  .float-card{margin:-40px 12px 0}
  .news-feature h3{font-size:18px}
}
@media (prefers-reduced-motion:reduce){
  *{transition:color .01ms linear,background-color .01ms linear,border-color .01ms linear !important;animation:none !important}
  .card-base:hover,.review-card:hover,.news-feature:hover{transform:none}
}

/* roulang page: article */
:root{
  --ink:#141024;
  --ink-2:#1C1730;
  --ink-line:#2E2942;
  --teal:#2FC4A8;
  --teal-dark:#26A88F;
  --teal-soft:#F0FBF8;
  --gold:#E9B26A;
  --snow:#F4F1FA;
  --paper:#F6F4F1;
  --card:#FFFFFF;
  --text:#1C1A24;
  --text-2:#5B5768;
  --text-3:#8C8798;
  --line:#E6E1DA;
  --line-soft:#EDE9E3;
  --ok:#2FA36B;
  --warn:#D98A2B;
  --r-card:16px;
  --r-img:20px;
  --r-btn:10px;
  --r-badge:6px;
  --sh-1:0 1px 2px rgba(20,16,36,.05), 0 12px 32px -12px rgba(20,16,36,.16);
  --sh-2:0 18px 44px -16px rgba(20,16,36,.24);
  --ease:cubic-bezier(.2,.7,.3,1);
  --bs-primary:#2FC4A8;
  --bs-body-color:#1C1A24;
  --bs-body-font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Source Han Sans SC","Helvetica Neue",Arial,sans-serif;
  --bs-border-radius:10px;
  --bs-border-color:#E6E1DA;
  --bs-link-color:#1C1A24;
  --bs-link-hover-color:#26A88F;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--paper);
  color:var(--text);
  font-family:var(--bs-body-font-family);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease),background-color .2s var(--ease),border-color .2s var(--ease);}
a:hover{color:var(--teal-dark);}
button{font-family:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
:focus-visible{outline:2px solid var(--teal);outline-offset:2px;border-radius:4px;}
.wrap{max-width:1240px;margin:0 auto;padding:0 24px;width:100%;}
.num{font-family:"DIN Alternate","Barlow",-apple-system,sans-serif;letter-spacing:.02em;font-variant-numeric:tabular-nums;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:#FFFFFF;
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s var(--ease),background-color .25s var(--ease);
}
.site-header.is-stuck{
  background:rgba(255,255,255,.96);
  box-shadow:0 10px 28px -20px rgba(20,16,36,.55);
  backdrop-filter:saturate(140%) blur(8px);
}
.hdr-top{display:flex;align-items:center;gap:24px;height:64px;transition:height .25s var(--ease);}
.site-header.is-stuck .hdr-top{height:56px;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-star{font-size:20px;font-weight:700;letter-spacing:-.01em;color:var(--ink);}
.brand-divider{width:1px;height:18px;background:var(--gold);display:inline-block;}
.brand-sub{font-size:13.5px;font-weight:500;color:var(--text-2);letter-spacing:.01em;white-space:nowrap;}
.brand:hover .brand-star{color:var(--ink);}
.brand:hover .brand-sub{color:var(--teal-dark);}
.hdr-search{position:relative;flex:0 1 280px;min-width:150px;}
.hdr-search i{position:absolute;left:14px;top:50%;transform:translateY(-50%);font-size:13px;color:var(--text-3);pointer-events:none;}
.hdr-search input{
  width:100%;height:40px;border:1px solid var(--line);border-radius:10px;
  background:#FBFAF8;padding:0 14px 0 36px;font-size:14px;color:var(--text);
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease),background-color .2s var(--ease);
}
.hdr-search input::placeholder{color:#A8A3B0;}
.hdr-search input:focus{outline:none;background:#fff;border-color:var(--teal);box-shadow:0 0 0 3px rgba(47,196,168,.18);}
.hdr-actions{margin-left:auto;display:flex;align-items:center;gap:16px;}
.hdr-link{font-size:14px;color:var(--text-2);}
.hdr-link:hover{color:var(--teal-dark);}
.btn-teal{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:40px;padding:0 22px;border-radius:var(--r-btn);
  background:var(--teal);color:#0B211D;font-size:15px;font-weight:600;
  border:1px solid transparent;cursor:pointer;
  transition:background-color .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease);
}
.btn-teal:hover{background:var(--teal-dark);color:#0B211D;transform:translateY(-1px);box-shadow:0 10px 22px -14px rgba(38,168,143,.9);}
.btn-teal:active{transform:none;box-shadow:none;}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:var(--r-btn);
  border:1px solid var(--line);background:#fff;color:var(--text);font-size:16px;
  align-items:center;justify-content:center;
}
.nav-toggle:hover{border-color:var(--teal);color:var(--teal-dark);}
.hdr-channels{
  display:flex;align-items:center;gap:24px;height:44px;
  border-top:1px solid var(--line-soft);
  transition:height .25s var(--ease);
}
.site-header.is-stuck .hdr-channels{height:40px;}
.channel-nav{display:flex;gap:26px;overflow-x:auto;scrollbar-width:none;}
.channel-nav::-webkit-scrollbar{display:none;}
.channel-nav a{
  position:relative;display:inline-flex;align-items:center;height:44px;
  font-size:14.5px;color:var(--text-2);white-space:nowrap;
}
.site-header.is-stuck .channel-nav a{height:40px;}
.channel-nav a:hover{color:var(--teal-dark);}
.channel-nav a.active{color:var(--text);font-weight:600;}
.channel-nav a.active::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
  background:var(--teal);border-radius:2px;
}
.trend-chips{margin-left:auto;display:flex;align-items:center;gap:12px;font-size:12.5px;color:var(--text-3);white-space:nowrap;}
.trend-chips a{color:var(--text-3);}
.trend-chips a:hover{color:var(--gold);}
.mobile-drawer{
  position:fixed;inset:0 0 0 auto;width:min(340px,86vw);z-index:1050;
  background:#FBFAF8;border-left:1px solid var(--line);
  transform:translateX(102%);transition:transform .28s var(--ease);
  padding:22px;display:flex;flex-direction:column;gap:18px;overflow-y:auto;
  box-shadow:-24px 0 48px -30px rgba(20,16,36,.5);
}
.mobile-drawer.open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;}
.drawer-close{width:36px;height:36px;border-radius:10px;border:1px solid var(--line);background:#fff;color:var(--text);}
.drawer-nav{display:flex;flex-direction:column;}
.drawer-nav a{padding:13px 0;border-bottom:1px solid var(--line-soft);font-size:15px;color:var(--text);}
.drawer-nav a.active{color:var(--teal-dark);font-weight:600;}
.drawer-mask{position:fixed;inset:0;background:rgba(20,16,36,.42);z-index:1040;opacity:0;visibility:hidden;transition:opacity .25s var(--ease),visibility .25s var(--ease);}
.drawer-mask.open{opacity:1;visibility:visible;}
.drawer-search{position:relative;}
.drawer-search input{width:100%;height:44px;border:1px solid var(--line);border-radius:10px;background:#fff;padding:0 14px 0 38px;font-size:14px;}
.drawer-search i{position:absolute;left:14px;top:50%;transform:translateY(-50%);color:var(--text-3);font-size:13px;}

/* ---------- breadcrumb ---------- */
.crumb-bar{background:#fff;border-bottom:1px solid var(--line-soft);}
.crumb{display:flex;align-items:center;gap:9px;height:52px;font-size:13.5px;color:var(--text-3);min-width:0;}
.crumb a{color:var(--text-2);}
.crumb a:hover{color:var(--teal-dark);}
.crumb .sep{color:#C6C1CE;}
.crumb .current{
  color:var(--text);max-width:52ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}

/* ---------- layout ---------- */
.page-main{padding:36px 0 72px;}
.article-layout{
  display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:32px;align-items:start;
}
.article-main{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);padding:36px 40px 40px;min-width:0;
}
.article-badge{
  display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 11px;
  border-radius:var(--r-badge);background:var(--teal-soft);color:#1E8C77;
  font-size:12.5px;font-weight:600;letter-spacing:.02em;
}
.article-title{
  margin-top:16px;font-size:34px;line-height:1.34;font-weight:700;letter-spacing:-.01em;
  color:var(--ink);word-break:break-word;
}
.article-meta{
  display:flex;align-items:center;flex-wrap:wrap;gap:10px 18px;
  margin-top:18px;padding-bottom:20px;border-bottom:1px solid var(--line-soft);
  font-size:13.5px;color:var(--text-3);
}
.article-meta span{display:inline-flex;align-items:center;gap:7px;}
.article-meta i{font-size:12px;color:#B6B0C0;}
.copy-btn{
  margin-left:auto;display:inline-flex;align-items:center;gap:7px;
  height:34px;padding:0 14px;border-radius:var(--r-btn);
  border:1px solid var(--line);background:#fff;color:var(--text-2);font-size:13px;
}
.copy-btn:hover{border-color:var(--teal);color:var(--teal-dark);background:var(--teal-soft);}
.cover-frame{
  margin-top:24px;aspect-ratio:16/9;border-radius:var(--r-img);overflow:hidden;
  background:#EFEBE5;border:1px solid var(--line-soft);position:relative;
}
.cover-frame img{width:100%;height:100%;object-fit:cover;}
.cover-frame::after{
  content:"";position:absolute;inset:0;border-radius:var(--r-img);
  box-shadow:inset 0 0 0 1px rgba(20,16,36,.06);pointer-events:none;
}
.article-body{max-width:720px;margin-top:30px;font-size:16px;line-height:1.9;color:#2A2733;}
.article-body p{margin:0 0 1.1em;}
.article-body h2{
  position:relative;margin:2em 0 .8em;padding-left:14px;
  font-size:24px;line-height:1.5;font-weight:650;color:var(--ink);
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.28em;bottom:.28em;width:4px;
  background:var(--teal);border-radius:2px;
}
.article-body h3{
  position:relative;margin:1.7em 0 .7em;padding-left:16px;
  font-size:19px;font-weight:650;color:var(--ink);line-height:1.55;
}
.article-body h3::before{
  content:"";position:absolute;left:0;top:.62em;width:8px;height:2px;background:var(--gold);border-radius:2px;
}
.article-body h4{margin:1.4em 0 .6em;font-size:17px;font-weight:650;color:var(--ink);}
.article-body a{color:#1E8C77;border-bottom:1px solid rgba(47,196,168,.4);}
.article-body a:hover{color:var(--teal-dark);border-bottom-color:var(--teal);}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:0;}
.article-body ul li{position:relative;padding-left:20px;margin-bottom:.55em;}
.article-body ul li::before{
  content:"";position:absolute;left:2px;top:.72em;width:6px;height:6px;border-radius:50%;
  background:var(--teal);opacity:.85;
}
.article-body ol{counter-reset:artlist;}
.article-body ol li{position:relative;padding-left:26px;margin-bottom:.55em;counter-increment:artlist;}
.article-body ol li::before{
  content:counter(artlist);position:absolute;left:0;top:.18em;
  font-family:"DIN Alternate","Barlow",sans-serif;font-size:13px;font-weight:700;
  color:var(--gold);
}
.article-body blockquote{
  margin:1.6em 0;padding:16px 20px;border-left:3px solid var(--teal);
  background:var(--teal-soft);border-radius:0 10px 10px 0;color:#2A2733;font-size:15px;line-height:1.85;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:12px;margin:1.4em 0;width:100%;height:auto;}
.article-body figure{margin:1.6em 0;}
.article-body figcaption{font-size:13px;color:var(--text-3);text-align:center;margin-top:.6em;}
.article-body table{
  width:100%;border-collapse:collapse;margin:1.6em 0;font-size:14.5px;
  border:1px solid var(--line);border-radius:10px;overflow:hidden;
}
.article-body th,.article-body td{
  border-bottom:1px solid var(--line-soft);padding:11px 14px;text-align:left;vertical-align:top;
}
.article-body thead th{background:#FAF8F5;font-weight:600;color:var(--ink);}
.article-body tr:last-child td{border-bottom:none;}
.article-body code{
  background:#F4F1EE;border:1px solid var(--line-soft);border-radius:6px;
  padding:2px 6px;font-size:13.5px;word-break:break-all;
}
.article-body pre{
  background:#1C1730;color:#EDEAF2;padding:16px 18px;border-radius:12px;
  overflow-x:auto;font-size:13.5px;line-height:1.7;
}
.article-body pre code{background:none;border:none;color:inherit;padding:0;}

.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:34px;padding-top:24px;border-top:1px solid var(--line-soft);}
.tag-row span{font-size:13px;color:var(--text-3);margin-right:2px;align-self:center;}
.tag{
  display:inline-flex;align-items:center;height:30px;padding:0 13px;border-radius:var(--r-badge);
  background:#FAF8F5;border:1px solid var(--line);color:var(--text-2);font-size:13px;
}
.tag:hover{border-color:rgba(47,196,168,.55);color:var(--teal-dark);background:var(--teal-soft);}

.return-bar{
  margin-top:22px;display:flex;flex-wrap:wrap;align-items:center;gap:14px 20px;
  padding:18px 22px;border-radius:var(--r-card);background:var(--teal-soft);
  border:1px solid rgba(47,196,168,.28);
}
.return-bar p{font-size:14.5px;color:#20655A;line-height:1.7;flex:1 1 240px;margin:0;}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:40px;padding:0 20px;border-radius:var(--r-btn);
  border:1.5px solid #D8D3CB;background:transparent;color:var(--ink);
  font-size:15px;font-weight:600;
}
.btn-ghost:hover{border-color:var(--teal);color:var(--teal-dark);background:#fff;}
.btn-ghost-sm{height:36px;font-size:14px;padding:0 16px;}

/* ---------- sidebar ---------- */
.sidebar{display:flex;flex-direction:column;gap:20px;position:sticky;top:88px;}
.side-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);padding:22px;
}
.side-title{
  display:flex;align-items:center;gap:9px;font-size:15px;font-weight:650;
  color:var(--ink);margin-bottom:16px;
}
.side-title::before{
  content:"";width:3px;height:14px;border-radius:2px;background:var(--teal);
}
.side-search{position:relative;}
.side-search input{
  width:100%;height:44px;border:1px solid #E0DBD3;border-radius:10px;
  background:#FBFAF8;padding:0 14px 0 38px;font-size:14px;color:var(--text);
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.side-search input:focus{outline:none;border-color:var(--teal);box-shadow:0 0 0 3px rgba(47,196,168,.16);background:#fff;}
.side-search i{position:absolute;left:14px;top:50%;transform:translateY(-50%);font-size:13px;color:var(--text-3);}
.side-search button{
  margin-top:12px;width:100%;height:44px;border-radius:var(--r-btn);border:none;
  background:var(--teal);color:#0B211D;font-size:15px;font-weight:600;cursor:pointer;
  transition:background-color .2s var(--ease);
}
.side-search button:hover{background:var(--teal-dark);}
.hot-list{display:flex;flex-direction:column;}
.hot-list a{
  display:flex;align-items:baseline;gap:12px;padding:11px 0;
  border-bottom:1px dashed var(--line-soft);font-size:14.5px;color:var(--text);
}
.hot-list a:last-child{border-bottom:none;padding-bottom:0;}
.hot-list .idx{
  font-family:"DIN Alternate","Barlow",sans-serif;font-size:13px;font-weight:700;
  color:var(--gold);min-width:20px;
}
.hot-list a:hover{color:var(--teal-dark);}
.side-cta{
  border:1px solid rgba(47,196,168,.5);background:#FBFEFD;
}
.side-cta h3{font-size:17px;font-weight:650;color:var(--ink);line-height:1.5;}
.side-cta p{margin-top:10px;font-size:13.5px;line-height:1.75;color:var(--text-2);}
.side-cta .btn-teal{margin-top:16px;width:100%;}
.side-note{
  margin-top:14px;display:flex;gap:8px;font-size:12.5px;line-height:1.7;color:var(--text-3);
}
.side-note i{color:var(--warn);margin-top:.35em;font-size:11px;}

/* ---------- related ---------- */
.related{margin-top:56px;}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:24px;}
.eyebrow{
  display:inline-block;font-size:12.5px;letter-spacing:.16em;color:var(--gold);
  font-weight:600;margin-bottom:8px;
}
.sec-head h2{font-size:26px;font-weight:650;color:var(--ink);letter-spacing:-.005em;}
.more-link{font-size:14px;color:var(--text-2);display:inline-flex;align-items:center;gap:6px;}
.more-link:hover{color:var(--teal-dark);}
.rel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.rel-card{
  display:flex;flex-direction:column;background:var(--card);
  border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
  box-shadow:var(--sh-1);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.rel-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:rgba(47,196,168,.45);}
.rel-thumb{aspect-ratio:4/3;background:#EFEBE5;overflow:hidden;}
.rel-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease);}
.rel-card:hover .rel-thumb img{transform:scale(1.04);}
.rel-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.rel-body h3{font-size:17px;font-weight:650;line-height:1.55;color:var(--ink);}
.rel-body p{font-size:14px;line-height:1.75;color:var(--text-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.rel-meta{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:12.5px;color:var(--text-3);}
.rel-meta .go{color:var(--teal-dark);font-weight:600;}

/* ---------- empty ---------- */
.empty-main{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);padding:64px 32px;text-align:center;
}
.empty-ico{
  width:64px;height:64px;border-radius:18px;background:var(--teal-soft);
  display:inline-flex;align-items:center;justify-content:center;color:var(--teal-dark);font-size:24px;
}
.empty-main h1{margin-top:20px;font-size:26px;font-weight:650;color:var(--ink);}
.empty-main p{margin:12px auto 24px;max-width:420px;font-size:15px;line-height:1.8;color:var(--text-2);}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:#B9B3C7;padding:64px 0 0;margin-top:0;}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;}
.foot-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.foot-brand .brand-star{color:var(--snow);font-size:19px;font-weight:700;}
.foot-brand .brand-sub{color:#B9B3C7;font-size:13px;}
.site-footer p{font-size:14px;line-height:1.85;color:#B9B3C7;max-width:34ch;}
.foot-note{margin-top:12px;font-size:12.5px;color:#8A85A0;line-height:1.8;}
.foot-title{font-size:14px;letter-spacing:.08em;color:var(--snow);font-weight:600;margin-bottom:16px;}
.foot-links{display:flex;flex-direction:column;gap:11px;}
.foot-links a{font-size:14px;color:#B9B3C7;}
.foot-links a:hover{color:var(--gold);}
.foot-foot{
  margin-top:48px;border-top:1px solid var(--ink-line);
  padding:22px 0 26px;display:flex;flex-wrap:wrap;gap:10px 24px;
  justify-content:space-between;font-size:12.5px;color:#8A85A0;
}
.foot-foot i{font-size:8px;color:var(--teal);margin-right:7px;vertical-align:middle;}

/* ---------- responsive ---------- */
@media (max-width:1199.98px){
  .article-layout{grid-template-columns:minmax(0,1fr) 300px;gap:26px;}
  .rel-grid{gap:20px;}
}
@media (max-width:991.98px){
  .hdr-search{display:none;}
  .trend-chips{display:none;}
  .article-layout{grid-template-columns:minmax(0,1fr);}
  .sidebar{position:static;flex-direction:row;flex-wrap:wrap;gap:20px;}
  .sidebar .side-card{flex:1 1 280px;}
  .article-main{padding:30px 28px 32px;}
  .article-title{font-size:29px;}
  .rel-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .foot-grid{grid-template-columns:1fr 1fr;gap:34px;}
}
@media (max-width:767.98px){
  .wrap{padding:0 20px;}
  .channel-nav{gap:20px;}
  .hdr-actions .hdr-link{display:none;}
  .article-title{font-size:26px;}
  .article-body{font-size:16px;}
  .article-body h2{font-size:21px;}
  .article-body h3{font-size:18px;}
  .rel-grid{grid-template-columns:minmax(0,1fr);}
  .sec-head h2{font-size:22px;}
  .page-main{padding:24px 0 56px;}
  .crumb{height:48px;font-size:13px;}
  .copy-btn{margin-left:0;}
  .foot-grid{grid-template-columns:1fr;gap:30px;}
  .foot-foot{flex-direction:column;align-items:flex-start;}
  .sidebar{flex-direction:column;}
}
@media (max-width:575.98px){
  .wrap{padding:0 18px;}
  .brand-sub{display:none;}
  .article-main{padding:24px 20px 26px;}
  .article-title{font-size:23px;}
  .article-badge{font-size:12px;height:24px;}
  .btn-teal,.btn-ghost{height:44px;font-size:15px;}
  .cover-frame{border-radius:14px;}
  .related{margin-top:40px;}
  .foot-brand .brand-sub{display:none;}
}
@media (prefers-reduced-motion:reduce){
  *{transition-duration:.001ms !important;animation-duration:.001ms !important;}
  .rel-card:hover,.btn-teal:hover{transform:none;}
}

/* roulang page: category1 */
:root{
  --ink:#1C1A24;
  --ink-2:#5B5768;
  --ink-3:#8C8798;
  --night:#141024;
  --night-2:#1C1730;
  --teal:#2FC4A8;
  --teal-dark:#26A88F;
  --teal-ink:#0B211D;
  --gold:#E9B26A;
  --page:#F6F4F1;
  --card:#FFFFFF;
  --line:#E6E1DA;
  --line-dark:#2E2942;
  --white:#F4F1FA;
  --rev:#EDEAF2;
  --rev-2:#B9B3C7;
  --ok:#2FA36B;
  --warn:#D98A2B;
  --r-card:16px;
  --r-img:20px;
  --r-btn:10px;
  --r-badge:6px;
  --sh:0 1px 2px rgba(20,16,36,.05), 0 12px 32px -12px rgba(20,16,36,.16);
  --sh-hover:0 18px 44px -16px rgba(20,16,36,.24);
  --ease:cubic-bezier(.2,.7,.3,1);
  --max:1240px;
  --bs-primary:#2FC4A8;
  --bs-body-font-family:-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  --bs-border-radius:10px;
  --bs-body-color:#1C1A24;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  background:var(--page);
  color:var(--ink);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--teal);text-decoration:none;transition:color .2s var(--ease);}
a:hover{color:var(--teal-dark);}
button,input,select{font-family:inherit;}
h1,h2,h3,h4{margin:0;color:var(--ink);}
p{margin:0;}
:focus-visible{outline:2px solid var(--teal);outline-offset:2px;border-radius:6px;}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px;}

/* ============ header ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s var(--ease),background .25s var(--ease);
}
.site-header.is-stuck{
  background:rgba(255,255,255,.96);
  backdrop-filter:blur(10px);
  box-shadow:0 1px 0 var(--line),0 10px 28px -20px rgba(20,16,36,.45);
}
.hdr-top{display:flex;align-items:center;gap:24px;height:64px;transition:height .25s var(--ease);}
.site-header.is-stuck .hdr-top{height:56px;}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;flex:none;}
.brand-star{font-size:20px;font-weight:800;letter-spacing:-.01em;color:var(--night);}
.brand-divider{width:1px;height:18px;background:var(--gold);display:inline-block;}
.brand-sub{font-size:13px;font-weight:500;color:var(--ink-2);letter-spacing:.02em;}
.brand:hover .brand-star{color:var(--teal-dark);}
.hdr-search{
  display:flex;align-items:center;gap:9px;
  width:280px;height:38px;padding:0 14px;
  border:1px solid var(--line);border-radius:10px;background:#FBFAF8;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.hdr-search i{font-size:13px;color:var(--ink-3);}
.hdr-search input{border:0;background:transparent;outline:none;width:100%;font-size:14px;color:var(--ink);}
.hdr-search input::placeholder{color:var(--ink-3);}
.hdr-search:focus-within{border-color:var(--teal);box-shadow:0 0 0 3px rgba(47,196,168,.22);}
.hdr-actions{margin-left:auto;display:flex;align-items:center;gap:16px;}
.hdr-link{font-size:14px;color:var(--ink-2);}
.hdr-link:hover{color:var(--teal);}
.btn-teal{
  display:inline-flex;align-items:center;justify-content:center;
  height:40px;padding:0 22px;
  background:var(--teal);color:var(--teal-ink);
  font-size:15px;font-weight:600;border:0;border-radius:var(--r-btn);
  transition:background .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease);
}
.btn-teal:hover{background:var(--teal-dark);color:var(--teal-ink);transform:translateY(-1px);}
.btn-teal:active{transform:none;}
.nav-toggle{
  display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:10px;
  background:#fff;color:var(--ink);font-size:16px;cursor:pointer;
  align-items:center;justify-content:center;
}
.nav-toggle:hover{border-color:var(--teal);color:var(--teal);}
.hdr-channels{display:flex;align-items:center;gap:24px;height:44px;border-top:1px solid var(--line);}
.channel-nav{display:flex;align-items:center;gap:22px;}
.channel-nav a{
  font-size:14.5px;color:var(--ink-2);padding:11px 0;
  border-bottom:2px solid transparent;line-height:1.2;
}
.channel-nav a:hover{color:var(--ink);}
.channel-nav a.active{color:var(--teal-dark);border-bottom-color:var(--teal);font-weight:600;}
.trend-chips{margin-left:auto;display:flex;align-items:center;gap:12px;font-size:12.5px;color:var(--ink-3);}
.trend-chips span{color:var(--ink-3);}
.trend-chips a{color:var(--ink-3);}
.trend-chips a:hover{color:var(--gold);}

/* drawer */
.drawer-mask{position:fixed;inset:0;background:rgba(20,16,36,.45);opacity:0;visibility:hidden;transition:opacity .25s var(--ease),visibility .25s var(--ease);z-index:1100;}
.drawer-mask.show{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(330px,88vw);
  background:var(--page);z-index:1200;padding:22px;
  transform:translateX(100%);transition:transform .3s var(--ease);
  overflow-y:auto;box-shadow:-20px 0 50px -30px rgba(20,16,36,.6);
}
.drawer.open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;}
.drawer-close{width:38px;height:38px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--ink-2);cursor:pointer;}
.drawer-close:hover{border-color:var(--teal);color:var(--teal);}
.drawer-search{display:flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);border-radius:10px;padding:0 12px;height:44px;margin-bottom:20px;}
.drawer-search i{color:var(--ink-3);font-size:13px;}
.drawer-search input{border:0;outline:none;background:transparent;width:100%;font-size:14px;}
.drawer-nav{display:flex;flex-direction:column;gap:2px;margin-bottom:22px;}
.drawer-nav a{padding:13px 12px;border-radius:10px;font-size:15px;color:var(--ink-2);background:#fff;border:1px solid transparent;}
.drawer-nav a:hover{background:#F0FBF8;color:var(--teal-dark);}
.drawer-nav a.active{color:var(--teal-dark);font-weight:600;border-color:rgba(47,196,168,.45);}
.drawer .btn-teal{width:100%;height:44px;}

/* ============ page head ============ */
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-3);padding:22px 0 0;}
.crumb a{color:var(--ink-3);}
.crumb a:hover{color:var(--teal);}
.crumb .sep{opacity:.55;}
.crumb .now{color:var(--ink-2);}
.page-head{position:relative;padding:18px 0 0;overflow:hidden;}
.page-head::after{
  content:"";position:absolute;right:-70px;top:-60px;width:340px;height:340px;
  border:1px solid rgba(20,16,36,.07);border-radius:50%;pointer-events:none;
}
.page-head::before{
  content:"";position:absolute;right:20px;top:40px;width:180px;height:180px;
  border:1px solid rgba(20,16,36,.05);border-radius:50%;pointer-events:none;
}
.page-title{
  font-size:46px;font-weight:700;letter-spacing:-.01em;line-height:1.28;
  margin:16px 0 14px;max-width:860px;position:relative;z-index:1;
}
.page-title em{font-style:normal;color:var(--teal-dark);}
.page-sub{font-size:16px;color:var(--ink-2);max-width:780px;line-height:1.8;position:relative;z-index:1;}
.page-meta-line{display:flex;flex-wrap:wrap;gap:18px;margin-top:16px;font-size:13px;color:var(--ink-3);position:relative;z-index:1;}
.page-meta-line i{color:var(--teal);margin-right:6px;font-size:11px;}

/* toolbar */
.toolbar{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  margin-top:26px;padding-top:20px;border-top:1px solid var(--line);
  position:relative;z-index:1;
}
.chips{display:flex;flex-wrap:wrap;gap:10px;}
.chip{
  display:inline-flex;align-items:center;height:34px;padding:0 14px;
  font-size:13.5px;color:var(--ink-2);background:#fff;
  border:1px solid var(--line);border-radius:8px;
  transition:border-color .2s var(--ease),color .2s var(--ease),background .2s var(--ease);
}
.chip:hover{border-color:rgba(47,196,168,.55);color:var(--teal-dark);background:#F0FBF8;}
.chip.active{background:var(--teal);border-color:var(--teal);color:var(--teal-ink);font-weight:600;}
.chip.active:hover{background:var(--teal-dark);color:var(--teal-ink);}
.sort-wrap{margin-left:auto;display:flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-3);}
.sort-select{
  height:36px;padding:0 12px;border:1px solid var(--line);border-radius:10px;
  background:#fff;color:var(--ink-2);font-size:13.5px;cursor:pointer;
}
.sort-select:focus{border-color:var(--teal);outline:none;box-shadow:0 0 0 3px rgba(47,196,168,.2);}

/* ============ sections ============ */
.section{padding:56px 0;}
.section-last{padding:56px 0 72px;}
.sec-head{margin-bottom:26px;}
.sec-head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:26px;}
.eyebrow{font-size:12.5px;letter-spacing:.16em;color:var(--gold);font-weight:600;text-transform:uppercase;}
.sec-title{font-size:34px;font-weight:650;letter-spacing:-.005em;line-height:1.3;margin:10px 0 10px;position:relative;padding-left:16px;}
.sec-title::before{content:"";position:absolute;left:0;top:8px;bottom:8px;width:2px;background:var(--teal);border-radius:2px;}
.sec-desc{font-size:15px;color:var(--ink-2);max-width:720px;}
.text-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--teal-dark);}
.text-link:hover{color:var(--teal);}

/* guide cards */
.guide-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.guide-card{
  display:grid;grid-template-columns:38% 1fr;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.guide-card:hover{transform:translateY(-3px);box-shadow:var(--sh-hover);border-color:rgba(47,196,168,.45);}
.guide-thumb{position:relative;min-height:186px;overflow:hidden;background:var(--night-2);}
.guide-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s var(--ease);}
.guide-card:hover .guide-thumb img{transform:scale(1.04);}
.guide-badge{
  position:absolute;left:10px;top:10px;
  padding:4px 10px;border-radius:var(--r-badge);
  background:rgba(20,16,36,.82);color:var(--rev);
  font-size:12px;letter-spacing:.02em;
}
.guide-body{padding:18px 20px 16px;display:flex;flex-direction:column;gap:8px;}
.guide-title{font-size:17.5px;font-weight:650;line-height:1.5;}
.guide-title a{color:var(--ink);}
.guide-title a:hover{color:var(--teal-dark);}
.guide-desc{
  font-size:14px;color:var(--ink-2);line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.guide-meta{
  margin-top:auto;padding-top:12px;border-top:1px dashed var(--line);
  display:flex;align-items:center;gap:12px;font-size:12.5px;color:var(--ink-3);
  font-variant-numeric:tabular-nums;letter-spacing:.02em;
}
.guide-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--line);}
.guide-more{margin-left:auto;font-size:13px;font-weight:600;color:var(--teal-dark);white-space:nowrap;}
.guide-more:hover{color:var(--teal);}

/* pager */
.pager{display:flex;justify-content:center;align-items:center;gap:10px;margin-top:40px;flex-wrap:wrap;}
.page-num{
  width:40px;height:40px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);border-radius:10px;background:#fff;
  font-size:14px;color:var(--ink-2);font-variant-numeric:tabular-nums;
  transition:border-color .2s var(--ease),color .2s var(--ease),background .2s var(--ease);
}
.page-num:hover{border-color:var(--teal);color:var(--teal-dark);background:#F0FBF8;}
.page-num.active{background:var(--teal);border-color:var(--teal);color:var(--teal-ink);font-weight:700;}
.page-num.active:hover{background:var(--teal-dark);color:var(--teal-ink);}

/* check band */
.check-band{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.check-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px 22px;box-shadow:var(--sh);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.check-item:hover{transform:translateY(-3px);box-shadow:var(--sh-hover);border-color:rgba(47,196,168,.4);}
.check-item i{font-size:20px;color:var(--teal);margin-bottom:14px;display:block;}
.check-item h3{font-size:17px;font-weight:650;margin-bottom:8px;}
.check-item p{font-size:14px;color:var(--ink-2);line-height:1.7;}

/* related */
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.rel-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
  display:flex;flex-direction:column;
}
.rel-card:hover{transform:translateY(-3px);box-shadow:var(--sh-hover);border-color:rgba(47,196,168,.45);}
.rel-thumb{aspect-ratio:4/3;overflow:hidden;background:var(--night-2);}
.rel-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s var(--ease);}
.rel-card:hover .rel-thumb img{transform:scale(1.04);}
.rel-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:8px;flex:1;}
.rel-tag{font-size:12.5px;letter-spacing:.14em;color:var(--gold);font-weight:600;}
.rel-title{font-size:17px;font-weight:650;line-height:1.5;}
.rel-title a{color:var(--ink);}
.rel-title a:hover{color:var(--teal-dark);}
.rel-desc{font-size:13.5px;color:var(--ink-2);line-height:1.7;}
.rel-foot{margin-top:auto;padding-top:12px;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--ink-3);}
.current-flag{font-size:12px;color:var(--teal-dark);font-weight:600;}

/* cta */
.cta-dark{
  position:relative;overflow:hidden;
  background:var(--night);border-radius:var(--r-img);
  padding:48px;display:grid;grid-template-columns:1.35fr 1fr;gap:32px;align-items:center;
}
.cta-dark::after{
  content:"";position:absolute;right:-80px;bottom:-120px;width:340px;height:340px;border-radius:50%;
  border:1px solid rgba(47,196,168,.22);
  background:radial-gradient(circle at 30% 30%,rgba(47,196,168,.14),transparent 62%);
  pointer-events:none;
}
.cta-dark h2{color:var(--rev);font-size:32px;font-weight:650;line-height:1.32;margin-bottom:12px;position:relative;z-index:1;}
.cta-dark p{color:var(--rev-2);font-size:15px;line-height:1.8;position:relative;z-index:1;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end;position:relative;z-index:1;}
.btn-gold{
  display:inline-flex;align-items:center;justify-content:center;
  height:46px;padding:0 24px;background:var(--gold);color:#2A1B08;
  font-size:15px;font-weight:600;border:0;border-radius:var(--r-btn);
  transition:background .2s var(--ease),transform .2s var(--ease);
}
.btn-gold:hover{background:#F0C084;color:#2A1B08;transform:translateY(-1px);}
.btn-gold:active{transform:none;}
.btn-ghost-dark{
  display:inline-flex;align-items:center;justify-content:center;
  height:46px;padding:0 24px;background:transparent;color:var(--rev);
  font-size:15px;font-weight:600;border:1px solid rgba(244,241,250,.28);border-radius:var(--r-btn);
  transition:border-color .2s var(--ease),color .2s var(--ease),background .2s var(--ease);
}
.btn-ghost-dark:hover{border-color:var(--gold);color:var(--gold);background:rgba(244,241,250,.04);}
.cta-note{grid-column:1 / -1;font-size:13px;color:#8F89A3;position:relative;z-index:1;}

/* footer */
.site-footer{background:var(--night);color:var(--rev-2);padding:64px 0 28px;margin-top:0;}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;}
.foot-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.site-footer .brand-star{color:var(--rev);font-size:19px;font-weight:800;}
.site-footer .brand-sub{color:var(--rev-2);font-size:13px;}
.site-footer p{font-size:14px;line-height:1.8;color:var(--rev-2);margin:0 0 10px;}
.site-footer .foot-note{font-size:12.5px;color:#8F89A3;line-height:1.7;}
.foot-title{font-size:14px;letter-spacing:.08em;color:var(--rev);font-weight:600;margin-bottom:16px;}
.foot-links{display:flex;flex-direction:column;gap:11px;}
.foot-links a{font-size:14px;color:var(--rev-2);}
.foot-links a:hover{color:var(--gold);}
.foot-foot{
  margin-top:44px;padding-top:20px;border-top:1px solid var(--line-dark);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12.5px;color:#8F89A3;
}
.foot-foot i{color:var(--teal);font-size:8px;margin-right:7px;vertical-align:middle;}

/* ============ responsive ============ */
@media (max-width:1199px){
  .page-title{font-size:40px;}
  .sec-title{font-size:30px;}
  .cta-dark h2{font-size:28px;}
}
@media (max-width:991px){
  .hdr-search{display:none;}
  .hdr-channels{display:none;}
  .nav-toggle{display:inline-flex;}
  .page-title{font-size:34px;}
  .guide-grid{gap:20px;}
  .check-band{grid-template-columns:repeat(2,1fr);}
  .related-grid{grid-template-columns:repeat(2,1fr);}
  .cta-dark{grid-template-columns:1fr;padding:36px;}
  .cta-actions{justify-content:flex-start;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:900px){
  .guide-grid{grid-template-columns:1fr;}
  .guide-card{grid-template-columns:42% 1fr;}
}
@media (max-width:767px){
  .wrap{padding:0 20px;}
  .section{padding:48px 0;}
  .section-last{padding:48px 0 56px;}
  .page-title{font-size:30px;line-height:1.35;}
  .sec-title{font-size:24px;}
  .brand-star{font-size:18px;}
  .brand-sub{font-size:12px;}
  .hdr-top{gap:12px;}
  .toolbar{gap:14px;}
  .sort-wrap{margin-left:0;width:100%;}
  .sort-select{flex:1;}
  .cta-dark h2{font-size:24px;}
  .related-grid{grid-template-columns:1fr;}
  .foot-grid{grid-template-columns:1fr;gap:28px;}
}
@media (max-width:576px){
  .wrap{padding:0 18px;}
  .guide-card{grid-template-columns:1fr;}
  .guide-thumb{min-height:0;aspect-ratio:4/3;}
  .check-band{grid-template-columns:1fr;}
  .page-num{width:38px;height:38px;}
  .hdr-actions .hdr-link{display:none;}
  .btn-teal{height:44px;padding:0 16px;font-size:14px;}
  .btn-gold,.btn-ghost-dark{width:100%;height:48px;}
  .cta-actions{flex-direction:column;width:100%;}
  .cta-dark{padding:28px 22px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition-duration:.001ms !important;animation-duration:.001ms !important;}
  .guide-card:hover,.rel-card:hover,.check-item:hover,.btn-teal:hover,.btn-gold:hover{transform:none;}
  .guide-card:hover .guide-thumb img,.rel-card:hover .rel-thumb img{transform:none;}
}

/* roulang page: category2 */
:root{
  --bs-primary:#2FC4A8;
  --bs-primary-rgb:47,196,168;
  --bs-body-font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Source Han Sans SC","Helvetica Neue",sans-serif;
  --bs-body-color:#1C1A24;
  --bs-body-bg:#F6F4F1;
  --bs-border-color:#E6E1DA;
  --bs-border-radius:10px;
  --bs-link-color:#1C1A24;
  --bs-link-hover-color:#26A88F;

  --ink:#141024;
  --ink-2:#1C1730;
  --teal:#2FC4A8;
  --teal-dark:#26A88F;
  --teal-soft:#F0FBF8;
  --gold:#E9B26A;
  --star:#F4F1FA;
  --page:#F6F4F1;
  --card:#FFFFFF;
  --text:#1C1A24;
  --text-2:#5B5768;
  --text-3:#8C8798;
  --line:#E6E1DA;
  --line-dark:#2E2942;
  --ok:#2FA36B;
  --warn:#D98A2B;
  --r-card:16px;
  --r-img:20px;
  --r-btn:10px;
  --r-input:10px;
  --r-badge:6px;
  --sh-1:0 1px 2px rgba(20,16,36,.05),0 12px 32px -12px rgba(20,16,36,.16);
  --sh-2:0 18px 44px -16px rgba(20,16,36,.24);
  --ease:cubic-bezier(.2,.7,.3,1);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--bs-body-font-family);
  background:var(--page);
  color:var(--text);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}
img{max-width:100%;display:block}
a{color:var(--text);text-decoration:none;transition:color .2s var(--ease)}
a:hover{color:var(--teal-dark)}
button{font-family:inherit}
ul{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid var(--teal);outline-offset:2px;border-radius:4px}

.wrap{width:100%;max-width:1240px;margin:0 auto;padding:0 24px}
.num{font-family:"DIN Alternate","Barlow","PingFang SC",sans-serif;letter-spacing:.02em}

/* ============ HEADER ============ */
.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(255,255,255,.96);
  border-bottom:1px solid var(--line);
  backdrop-filter:saturate(140%) blur(10px);
  transition:box-shadow .25s var(--ease),background .25s var(--ease);
}
.site-header.is-stuck{box-shadow:0 6px 24px -14px rgba(20,16,36,.35)}
.hdr-top{display:flex;align-items:center;gap:24px;height:64px;transition:height .25s var(--ease)}
.site-header.is-stuck .hdr-top{height:56px}

.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;white-space:nowrap}
.brand-star{font-size:19px;font-weight:700;color:var(--ink);letter-spacing:-.01em}
.brand-divider{width:1px;height:18px;background:var(--gold);display:inline-block}
.brand-sub{font-size:14px;font-weight:500;color:var(--text-2);letter-spacing:.01em}

.hdr-search{
  position:relative;display:flex;align-items:center;
  width:280px;height:40px;margin-left:auto;
  background:#F6F4F1;border:1px solid var(--line);border-radius:var(--r-input);
  transition:box-shadow .2s var(--ease),border-color .2s var(--ease),background .2s var(--ease);
}
.hdr-search i{position:absolute;left:12px;font-size:13px;color:var(--text-3)}
.hdr-search input{
  width:100%;height:100%;border:0;background:transparent;
  padding:0 12px 0 34px;font-size:14px;color:var(--text);border-radius:var(--r-input);
}
.hdr-search input::placeholder{color:var(--text-3)}
.hdr-search input:focus{outline:none}
.hdr-search:focus-within{background:#fff;border-color:var(--teal);box-shadow:0 0 0 3px rgba(47,196,168,.22)}

.hdr-actions{display:flex;align-items:center;gap:16px;flex:0 0 auto}
.hdr-link{font-size:14px;color:var(--text-2);font-weight:500}
.hdr-link:hover{color:var(--teal-dark)}

.btn-teal{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--teal);color:#0B211D;font-weight:600;font-size:15px;
  padding:11px 22px;border:1px solid transparent;border-radius:var(--r-btn);
  cursor:pointer;transition:background .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease);
}
.btn-teal:hover{background:var(--teal-dark);color:#0B211D;transform:translateY(-1px);box-shadow:0 12px 24px -14px rgba(47,196,168,.9)}
.btn-teal:active{transform:none;box-shadow:none}

.btn-line{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:transparent;color:var(--text);font-weight:600;font-size:15px;
  padding:11px 22px;border:1.5px solid #D8D3CB;border-radius:var(--r-btn);
  cursor:pointer;transition:all .2s var(--ease);
}
.btn-line:hover{border-color:var(--teal);color:var(--teal-dark);background:var(--teal-soft)}
.btn-line:active{transform:none}
.btn-line[disabled]{opacity:.55;cursor:default;border-color:var(--line);color:var(--text-3);background:transparent}

.nav-toggle{
  display:none;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:var(--r-btn);
  background:#F6F4F1;border:1px solid var(--line);color:var(--text);font-size:16px;cursor:pointer;
}
.nav-toggle:hover{border-color:var(--teal);color:var(--teal-dark)}

.hdr-channels{
  display:flex;align-items:center;gap:24px;height:44px;
  border-top:1px solid var(--line);
  transition:height .25s var(--ease);
}
.channel-nav{display:flex;align-items:center;gap:26px}
.channel-nav a{
  position:relative;font-size:14.5px;font-weight:500;color:var(--text-2);
  height:44px;display:inline-flex;align-items:center;white-space:nowrap;
}
.channel-nav a::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
  background:var(--teal);transform:scaleX(0);transform-origin:left;transition:transform .2s var(--ease);
}
.channel-nav a:hover{color:var(--text)}
.channel-nav a:hover::after{transform:scaleX(1)}
.channel-nav a.active{color:var(--ink);font-weight:600}
.channel-nav a.active::after{transform:scaleX(1)}

.trend-chips{display:flex;align-items:center;gap:14px;margin-left:auto;font-size:12.5px;color:var(--text-3);white-space:nowrap}
.trend-chips span{color:var(--text-3)}
.trend-chips a{color:var(--text-2);font-size:12.5px;padding:3px 10px;border-radius:999px;background:#F6F4F1;border:1px solid var(--line)}
.trend-chips a:hover{color:var(--gold);border-color:rgba(233,178,106,.5);background:#FFF9F0}

.site-header.is-stuck .hdr-channels{height:40px;overflow-x:auto;overflow-y:hidden}
.site-header.is-stuck .channel-nav a{height:40px}
.site-header.is-stuck .trend-chips{display:none}

.drawer-search{display:none}

/* ============ BANNER ============ */
.page-banner{
  position:relative;margin-top:24px;border-radius:var(--r-img);overflow:hidden;
  background:var(--ink);min-height:320px;display:flex;align-items:center;
  isolation:isolate;
}
.page-banner .banner-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.45;z-index:-2}
.page-banner::before{
  content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(100deg,rgba(20,16,36,.95) 8%,rgba(20,16,36,.72) 52%,rgba(28,23,48,.55) 100%);
}
.page-banner::after{
  content:"";position:absolute;right:-80px;top:-90px;width:340px;height:340px;
  border:1px solid rgba(244,241,250,.12);border-radius:50%;z-index:-1;
}
.banner-inner{position:relative;padding:56px 44px;max-width:800px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;letter-spacing:.16em;color:var(--gold);font-weight:600;margin-bottom:16px;
}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--gold)}
.banner-inner h1{
  font-size:46px;line-height:1.25;font-weight:700;letter-spacing:-.01em;
  color:#F4F1FA;margin-bottom:16px;
}
.banner-inner h1 .hl{color:var(--teal)}
.banner-lead{font-size:16.5px;line-height:1.85;color:#C8C2D6;max-width:660px}
.banner-meta{display:flex;flex-wrap:wrap;gap:22px;margin-top:26px;font-size:14px;color:#B9B3C7}
.banner-meta i{color:var(--teal);margin-right:7px;font-size:12px}

/* ============ SECTION BASE ============ */
.section{padding:72px 0 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:28px}
.section-head .label{font-size:12.5px;letter-spacing:.16em;color:var(--gold);font-weight:600;margin-bottom:10px}
.section-head h2{
  font-size:34px;line-height:1.3;font-weight:650;letter-spacing:-.01em;color:var(--ink);
  padding-left:16px;position:relative;
}
.section-head h2::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:3px;background:var(--teal);border-radius:2px}
.section-head p{font-size:15px;color:var(--text-2);margin-top:10px;padding-left:16px}
.head-link{font-size:14.5px;font-weight:600;color:var(--teal-dark);white-space:nowrap;display:inline-flex;align-items:center;gap:6px}
.head-link:hover{color:var(--ink)}

/* ============ CHIPS ============ */
.subcat-row{display:flex;flex-wrap:wrap;gap:12px;margin:34px 0 0}
.subcat-chip{
  display:inline-flex;align-items:center;gap:9px;
  padding:10px 18px;border-radius:999px;border:1px solid var(--line);
  background:#fff;font-size:14px;font-weight:500;color:var(--text-2);
  transition:all .2s var(--ease);box-shadow:0 1px 2px rgba(20,16,36,.04);
}
.subcat-chip i{font-size:12px;color:var(--text-3);transition:color .2s var(--ease)}
.subcat-chip:hover{border-color:rgba(47,196,168,.55);color:var(--ink);background:var(--teal-soft);transform:translateY(-2px)}
.subcat-chip:hover i{color:var(--teal-dark)}
.subcat-chip.is-on{background:var(--ink);border-color:var(--ink);color:#F4F1FA}
.subcat-chip.is-on i{color:var(--teal)}

/* ============ CARD GRID ============ */
.gcard-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:32px}
.gcard{
  display:flex;flex-direction:column;background:var(--card);
  border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
  box-shadow:var(--sh-1);transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.gcard:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:rgba(47,196,168,.45)}
.gcard.is-hidden{display:none}
.gcard-media{position:relative;aspect-ratio:4/3;overflow:hidden;background:#EDEAE5}
.gcard-media img{width:100%;height:100%;object-fit:cover;transition:transform .45s var(--ease)}
.gcard:hover .gcard-media img{transform:scale(1.04)}
.gcard-badge{
  position:absolute;left:12px;top:12px;
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 11px;border-radius:var(--r-badge);
  background:rgba(244,241,250,.94);color:var(--ink);
  font-size:12.5px;font-weight:600;letter-spacing:.01em;
  backdrop-filter:blur(4px);
}
.gcard-badge::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--teal)}
.gcard-body{padding:22px 22px 20px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto}
.gcard-body h3{
  font-size:17px;line-height:1.5;font-weight:650;color:var(--ink);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.gcard-body p{
  font-size:14.5px;line-height:1.75;color:var(--text-2);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.gcard-foot{
  margin-top:auto;padding-top:14px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  font-size:12.5px;color:var(--text-3);
}
.gcard-foot .go{font-size:13.5px;font-weight:600;color:var(--teal-dark);display:inline-flex;align-items:center;gap:6px}
.gcard:hover .gcard-foot .go{color:var(--ink)}
.gcard-foot .go i{font-size:11px;transition:transform .2s var(--ease)}
.gcard:hover .gcard-foot .go i{transform:translateX(3px)}

.load-more-wrap{display:flex;flex-direction:column;align-items:center;gap:12px;margin-top:40px}
.load-more-wrap .tip{font-size:12.5px;color:var(--text-3)}

/* ============ FAQ ============ */
.faq-section{padding:80px 0 0}
.faq-list{display:flex;flex-direction:column;gap:12px;margin-top:30px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:12px;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
  overflow:hidden;
}
.faq-item[open]{border-left:3px solid var(--teal);box-shadow:var(--sh-1)}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 24px;font-size:17px;font-weight:600;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--teal-dark)}
.faq-icon{position:relative;flex:0 0 20px;width:20px;height:20px}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:var(--teal);border-radius:2px;
  transition:transform .25s var(--ease),opacity .25s var(--ease);
}
.faq-icon::before{left:0;top:9px;width:20px;height:2px}
.faq-icon::after{left:9px;top:0;width:2px;height:20px}
.faq-item[open] .faq-icon::after{transform:scaleY(0);opacity:0}
.faq-body{padding:0 24px 22px}
.faq-body p{font-size:15px;line-height:1.85;color:var(--text-2)}

/* ============ CTA ============ */
.cta-band{
  margin-top:80px;position:relative;overflow:hidden;
  background:var(--ink);border-radius:var(--r-img);
  padding:56px 44px;
}
.cta-band::before{
  content:"";position:absolute;right:-60px;bottom:-120px;width:320px;height:320px;
  border:1px solid rgba(244,241,250,.1);border-radius:50%;
}
.cta-band::after{
  content:"";position:absolute;left:44px;top:60px;width:2px;height:52px;
  background:var(--teal);border-radius:2px;
}
.cta-inner{position:relative;max-width:760px;padding-left:24px}
.cta-inner .label{font-size:12.5px;letter-spacing:.16em;color:var(--gold);font-weight:600;margin-bottom:12px}
.cta-inner h2{font-size:32px;line-height:1.35;font-weight:650;color:#F4F1FA;letter-spacing:-.01em}
.cta-inner p{font-size:15px;line-height:1.85;color:#B9B3C7;margin-top:14px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;align-items:center}
.btn-gold{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--gold);color:#1C1730;font-weight:600;font-size:15px;
  padding:12px 24px;border-radius:var(--r-btn);border:1px solid transparent;
  transition:all .2s var(--ease);cursor:pointer;
}
.btn-gold:hover{background:#F0BE7E;color:#1C1730;transform:translateY(-1px)}
.btn-gold:active{transform:none}
.btn-ghost-dark{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:transparent;color:#EDEAF2;font-weight:600;font-size:15px;
  padding:12px 24px;border:1px solid rgba(244,241,250,.28);border-radius:var(--r-btn);
  transition:all .2s var(--ease);cursor:pointer;
}
.btn-ghost-dark:hover{border-color:var(--teal);color:var(--teal);background:rgba(47,196,168,.08)}
.cta-note{font-size:12.5px;color:#8C8798;margin-top:18px;display:flex;align-items:center;gap:8px}
.cta-note i{color:var(--gold);font-size:11px}

/* ============ FOOTER ============ */
.site-footer{background:var(--ink);color:#B9B3C7;margin-top:88px;padding:64px 0 0}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px}
.foot-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.site-footer .brand-star{color:#F4F1FA;font-size:18px;font-weight:700}
.site-footer .brand-divider{width:1px;height:17px;background:var(--gold)}
.site-footer .brand-sub{font-size:13.5px;color:#B9B3C7;font-weight:500}
.site-footer p{font-size:14px;line-height:1.85;color:#B9B3C7;max-width:340px}
.foot-note{font-size:12.5px;color:#8C8798;margin-top:14px}
.foot-title{font-size:14px;font-weight:600;letter-spacing:.08em;color:#F4F1FA;margin-bottom:16px}
.foot-links{display:flex;flex-direction:column;gap:11px}
.foot-links a{font-size:14px;color:#B9B3C7}
.foot-links a:hover{color:var(--gold)}
.foot-foot{
  margin-top:52px;padding:22px 0 28px;border-top:1px solid var(--line-dark);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  font-size:12.5px;color:#8C8798;
}
.foot-foot i{color:var(--teal);font-size:8px;margin-right:8px;vertical-align:middle}

/* ============ RESPONSIVE ============ */
@media (max-width:1199px){
  .gcard-grid{grid-template-columns:repeat(2,1fr)}
  .banner-inner h1{font-size:38px}
  .section-head h2{font-size:30px}
  .cta-inner h2{font-size:28px}
  .foot-grid{grid-template-columns:1.4fr 1fr 1fr;gap:32px}
  .foot-grid > div:last-child{grid-column:1 / -1}
}

@media (max-width:991px){
  .hdr-search{display:none}
  .nav-toggle{display:inline-flex}
  .hdr-top{gap:14px}
  .hdr-link{display:none}
  .hdr-channels{
    display:none;flex-direction:column;align-items:stretch;gap:0;height:auto;
    padding:8px 0 18px;
  }
  .site-header.nav-open .hdr-channels{display:flex}
  .channel-nav{flex-direction:column;align-items:stretch;gap:0}
  .channel-nav a{height:auto;padding:13px 2px;border-bottom:1px solid var(--line);font-size:15px;justify-content:flex-start}
  .channel-nav a::after{display:none}
  .channel-nav a.active{color:var(--teal-dark)}
  .trend-chips{margin:16px 0 0;flex-wrap:wrap;white-space:normal;gap:10px}
  .drawer-search{
    display:flex;align-items:center;gap:10px;margin-top:14px;
    background:#F6F4F1;border:1px solid var(--line);border-radius:var(--r-input);
    height:44px;padding:0 14px;
  }
  .drawer-search i{color:var(--text-3);font-size:13px}
  .drawer-search input{flex:1;border:0;background:transparent;height:100%;font-size:14px;outline:none}
  .drawer-cta{margin-top:14px;width:100%}
  .banner-inner{padding:44px 28px}
  .banner-inner h1{font-size:32px}
  .section{padding:56px 0 0}
  .faq-section{padding:60px 0 0}
  .cta-band{padding:44px 28px;margin-top:60px}
  .cta-band::after{left:28px;top:48px;height:42px}
  .cta-inner p{max-width:100%}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px}
  .foot-grid > div:first-child{grid-column:1 / -1}
  .foot-grid > div:last-child{grid-column:1 / -1}
}

@media (max-width:767px){
  .wrap{padding:0 20px}
  .page-banner{min-height:0;margin-top:16px;border-radius:16px}
  .banner-inner{padding:36px 22px}
  .banner-inner h1{font-size:27px;line-height:1.3}
  .banner-lead{font-size:15px}
  .banner-meta{gap:14px;font-size:13px}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px}
  .section-head h2{font-size:24px}
  .gcard-grid{grid-template-columns:1fr;gap:18px}
  .subcat-row{gap:10px;margin-top:26px}
  .subcat-chip{padding:9px 15px;font-size:13.5px}
  .faq-item summary{padding:17px 18px;font-size:16px}
  .faq-body{padding:0 18px 18px}
  .cta-band{padding:36px 22px;border-radius:16px}
  .cta-band::after{left:22px;top:40px;height:34px}
  .cta-inner{padding-left:18px}
  .cta-inner h2{font-size:23px}
  .cta-actions{flex-direction:column;align-items:stretch;gap:12px}
  .cta-actions .btn-gold,.cta-actions .btn-ghost-dark{width:100%;min-height:46px}
  .site-footer{padding-top:48px;margin-top:64px}
  .foot-grid{grid-template-columns:1fr;gap:28px}
  .foot-foot{flex-direction:column;gap:8px}
}

@media (max-width:575px){
  .wrap{padding:0 18px}
  body{font-size:15.5px}
  .brand-star{font-size:17px}
  .brand-sub{font-size:12.5px}
  .banner-inner h1{font-size:24px}
  .section-head h2{font-size:22px}
  .cta-inner h2{font-size:21px}
  .gcard-body{padding:18px}
}

@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important}
  .gcard:hover,.btn-teal:hover,.btn-gold:hover,.subcat-chip:hover{transform:none}
}

/* roulang page: category3 */
:root{
  --ink:#141024;
  --ink-2:#1C1730;
  --teal:#2FC4A8;
  --teal-dark:#26A88F;
  --teal-soft:#F0FBF8;
  --gold:#E9B26A;
  --paper:#F6F4F1;
  --card:#FFFFFF;
  --text:#1C1A24;
  --text-2:#5B5768;
  --text-3:#8C8798;
  --line:#E6E1DA;
  --line-dark:#2E2942;
  --star-white:#F4F1FA;
  --success:#2FA36B;
  --warn:#D98A2B;
  --r-card:16px;
  --r-img:20px;
  --r-btn:10px;
  --r-badge:6px;
  --shadow:0 1px 2px rgba(20,16,36,.05),0 12px 32px -12px rgba(20,16,36,.16);
  --shadow-hover:0 18px 44px -16px rgba(20,16,36,.24);
  --ease:cubic-bezier(.2,.7,.3,1);
  --bs-primary:#2FC4A8;
  --bs-body-color:#1C1A24;
  --bs-body-bg:#F6F4F1;
  --bs-border-radius:16px;
  --bs-border-color:#E6E1DA;
  --bs-link-color:#1C1A24;
  --bs-link-hover-color:#26A88F;
  --bs-body-font-family:-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  --bs-font-sans-serif:-apple-system,"PingFang SC","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(--paper);
  color:var(--text);
  font-family:-apple-system,"PingFang SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:15px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--text);text-decoration:none;transition:color .2s var(--ease),background-color .2s var(--ease);}
a:hover{color:var(--teal-dark);}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;color:var(--text);font-weight:650;letter-spacing:-.005em;}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--teal);outline-offset:2px;border-radius:4px;}
.wrap{width:100%;max-width:1240px;margin:0 auto;padding:0 24px;}
.eyebrow{
  display:inline-block;
  font-size:12.5px;
  letter-spacing:.16em;
  color:var(--gold);
  font-weight:600;
  margin-bottom:12px;
}

/* ---------- buttons ---------- */
.btn-teal,.btn-ghost,.btn-gold,.btn-ghost-dark{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:600;line-height:1.2;
  padding:12px 22px;border-radius:var(--r-btn);
  border:1px solid transparent;cursor:pointer;
  transition:background-color .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease);
}
.btn-teal{background:var(--teal);color:#0B211D;}
.btn-teal:hover{background:var(--teal-dark);color:#0B211D;transform:translateY(-1px);}
.btn-teal:active{transform:none;}
.btn-ghost{background:transparent;color:var(--text);border:1.5px solid #D8D3CB;}
.btn-ghost:hover{color:var(--teal-dark);border-color:var(--teal);background:var(--teal-soft);}
.btn-gold{background:var(--gold);color:#241A0C;}
.btn-gold:hover{background:#DFA659;color:#241A0C;transform:translateY(-1px);}
.btn-ghost-dark{background:transparent;color:var(--star-white);border:1px solid rgba(244,241,250,.28);}
.btn-ghost-dark:hover{color:#fff;border-color:rgba(47,196,168,.7);background:rgba(47,196,168,.12);}
.btn-sm{padding:9px 16px;font-size:14px;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.96);
  backdrop-filter:saturate(180%) blur(10px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s var(--ease),background-color .2s var(--ease);
}
.site-header.is-stuck{box-shadow:0 10px 28px -20px rgba(20,16,36,.55);background:rgba(255,255,255,.95);}
.hdr-top{display:flex;align-items:center;gap:24px;height:64px;transition:height .2s var(--ease);}
.site-header.is-stuck .hdr-top{height:56px;}
.brand{display:inline-flex;align-items:center;gap:10px;white-space:nowrap;}
.brand-star{font-size:21px;font-weight:700;letter-spacing:-.01em;color:var(--ink);}
.brand-divider{width:2px;height:18px;background:var(--gold);border-radius:2px;}
.brand-sub{font-size:13.5px;font-weight:500;color:var(--text-2);letter-spacing:.02em;}
.brand:hover .brand-star{color:var(--ink);}
.brand:hover .brand-sub{color:var(--teal-dark);}
.hdr-search{
  position:relative;display:flex;align-items:center;gap:8px;
  width:280px;height:38px;padding:0 14px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-btn);
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.hdr-search i{color:var(--text-3);font-size:13px;}
.hdr-search input{
  flex:1;border:0;background:transparent;outline:none;
  font-size:14px;color:var(--text);height:100%;
}
.hdr-search input::placeholder{color:var(--text-3);}
.hdr-search:focus-within{border-color:var(--teal);box-shadow:0 0 0 3px rgba(47,196,168,.22);}
.hdr-actions{margin-left:auto;display:flex;align-items:center;gap:16px;}
.hdr-link{font-size:14px;color:var(--text-2);}
.hdr-link:hover{color:var(--teal-dark);}
.nav-toggle{
  display:none;align-items:center;justify-content:center;
  width:42px;height:42px;border-radius:10px;
  border:1px solid var(--line);background:#fff;color:var(--text);font-size:16px;
}
.nav-toggle:hover{border-color:var(--teal);color:var(--teal-dark);}
.hdr-channels{
  display:flex;align-items:center;gap:24px;
  height:44px;border-top:1px solid var(--line);
  transition:height .2s var(--ease);
}
.site-header.is-stuck .hdr-channels{height:40px;}
.channel-nav{display:flex;align-items:center;gap:26px;overflow-x:auto;scrollbar-width:none;}
.channel-nav::-webkit-scrollbar{display:none;}
.channel-nav a{
  position:relative;display:inline-block;padding:9px 0;
  font-size:14.5px;color:var(--text-2);white-space:nowrap;
}
.channel-nav a::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
  background:var(--teal);border-radius:2px;transform:scaleX(0);transform-origin:left;
  transition:transform .2s var(--ease);
}
.channel-nav a:hover{color:var(--text);}
.channel-nav a:hover::after{transform:scaleX(1);}
.channel-nav a.active{color:var(--ink);font-weight:600;}
.channel-nav a.active::after{transform:scaleX(1);}
.trend-chips{margin-left:auto;display:flex;align-items:center;gap:14px;font-size:12.5px;color:var(--text-3);white-space:nowrap;}
.trend-chips a{color:var(--text-2);}
.trend-chips a:hover{color:var(--gold);}
.site-header.is-stuck .trend-chips{display:none;}

/* mobile drawer */
.mobile-drawer{
  position:fixed;left:0;right:0;top:64px;z-index:1029;
  background:var(--paper);border-bottom:1px solid var(--line);
  box-shadow:0 24px 40px -28px rgba(20,16,36,.5);
  padding:18px 24px 24px;
  transform:translateY(-10px);opacity:0;pointer-events:none;
  transition:opacity .2s var(--ease),transform .2s var(--ease);
}
.mobile-drawer.is-open{opacity:1;transform:translateY(0);pointer-events:auto;}
.mobile-drawer .m-search{
  display:flex;align-items:center;gap:8px;height:44px;padding:0 14px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-btn);margin-bottom:14px;
}
.mobile-drawer .m-search input{flex:1;border:0;background:transparent;outline:none;font-size:14px;}
.mobile-drawer nav{display:flex;flex-direction:column;}
.mobile-drawer nav a{padding:12px 2px;border-bottom:1px solid var(--line);font-size:15px;color:var(--text);}
.mobile-drawer nav a.active{color:var(--teal-dark);font-weight:600;}
.mobile-drawer .btn-teal{width:100%;margin-top:16px;}

/* ---------- page head ---------- */
.page-head{padding:56px 0 40px;}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:22px;}
.crumb a{color:var(--text-2);}
.crumb a:hover{color:var(--teal-dark);}
.crumb i{font-size:10px;color:var(--text-3);}
.crumb .current{color:var(--text);}
.head-flex{display:flex;flex-wrap:wrap;gap:32px;align-items:flex-end;justify-content:space-between;}
.page-title{font-size:34px;font-weight:700;letter-spacing:-.01em;line-height:1.25;max-width:720px;}
.page-title em{font-style:normal;color:var(--teal-dark);}
.head-lead{margin-top:14px;max-width:640px;color:var(--text-2);font-size:15px;line-height:1.8;}
.head-stats{display:grid;grid-template-columns:repeat(4,minmax(78px,1fr));gap:10px;min-width:340px;}
.stat{background:#fff;border:1px solid var(--line);border-radius:12px;padding:12px 14px;}
.stat b{display:block;font-family:"DIN Alternate","Barlow",sans-serif;font-size:20px;font-weight:700;color:var(--ink);letter-spacing:.02em;line-height:1.3;}
.stat span{display:block;font-size:12px;color:var(--text-3);letter-spacing:.02em;}

/* ---------- directory ---------- */
.main-body{padding-bottom:72px;}
.dir-panel{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--shadow);overflow:hidden;
}
.dir-panel-head{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  padding:20px 24px;border-bottom:1px solid var(--line);background:#FCFBF9;
}
.dir-panel-head h2{font-size:17px;font-weight:650;}
.dir-panel-head span{font-size:12.5px;color:var(--text-3);letter-spacing:.02em;}
.dir-group{padding:20px 24px 6px;}
.dir-group+.dir-group{border-top:1px solid var(--line);}
.dir-group-title{
  display:flex;align-items:center;gap:10px;
  font-size:18px;font-weight:650;color:var(--ink);margin-bottom:6px;
}
.dir-group-title::before{content:"";width:2px;height:16px;background:var(--teal);border-radius:2px;}
.dir-group-note{font-size:13px;color:var(--text-3);margin:0 0 8px 12px;}
.dir-row{
  display:grid;grid-template-columns:44px 1fr auto;align-items:center;gap:12px;
  min-height:44px;padding:8px 12px 8px 0;border-bottom:1px dashed var(--line);
  color:var(--text);
}
.dir-list .dir-row:last-child{border-bottom:0;}
.dir-num{
  font-family:"DIN Alternate","Barlow",sans-serif;
  font-size:13px;font-weight:700;color:var(--gold);letter-spacing:.02em;
  text-align:center;
}
.dir-name{font-size:15px;line-height:1.5;transition:color .2s var(--ease);}
.dir-meta{font-size:12.5px;color:var(--text-3);white-space:nowrap;letter-spacing:.02em;}
.dir-row:hover{background:var(--teal-soft);}
.dir-row:hover .dir-name{color:var(--teal-dark);}
.dir-row:hover .dir-meta{color:var(--text-2);}
.dir-foot{padding:18px 24px 24px;border-top:1px solid var(--line);background:#FCFBF9;display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;}
.dir-foot p{font-size:13px;color:var(--text-3);margin:0;}

/* ---------- side ---------- */
.side-inner{position:sticky;top:88px;display:flex;flex-direction:column;gap:20px;}
.promo-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--shadow);overflow:hidden;transition:box-shadow .2s var(--ease),transform .2s var(--ease),border-color .2s var(--ease);
}
.promo-card:hover{border-color:rgba(47,196,168,.45);box-shadow:var(--shadow-hover);transform:translateY(-3px);}
.promo-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--ink-2);}
.promo-thumb img{width:100%;height:100%;object-fit:cover;}
.promo-tag{
  position:absolute;left:12px;top:12px;
  background:var(--gold);color:#241A0C;font-size:12px;font-weight:600;
  padding:3px 10px;border-radius:999px;letter-spacing:.02em;
}
.promo-body{padding:16px 18px 18px;}
.promo-body h3{font-size:17px;font-weight:650;line-height:1.4;margin-bottom:8px;}
.promo-body p{font-size:13.5px;color:var(--text-2);line-height:1.7;margin-bottom:12px;}
.promo-rows{border-top:1px solid var(--line);padding-top:10px;margin-bottom:14px;}
.promo-rows div{display:flex;justify-content:space-between;gap:10px;font-size:12.5px;color:var(--text-3);padding:4px 0;}
.promo-rows div b{color:var(--text);font-weight:600;}
.promo-body .btn-teal{width:100%;padding:10px 16px;font-size:14px;}

.panel-box{background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);padding:18px;box-shadow:var(--shadow);}
.panel-box h3{font-size:15px;font-weight:650;margin-bottom:12px;display:flex;align-items:center;gap:8px;}
.panel-box h3 i{color:var(--teal);font-size:14px;}
.points li{display:flex;gap:10px;padding:10px 0;font-size:13.5px;color:var(--text-2);line-height:1.65;border-bottom:1px dashed var(--line);}
.points li:last-child{border-bottom:0;}
.points li b{display:block;color:var(--text);font-size:14px;font-weight:600;margin-bottom:2px;}
.points .dot{flex:0 0 auto;width:6px;height:6px;margin-top:8px;border-radius:50%;background:var(--teal);}

.mini-faq details{
  border:1px solid var(--line);border-radius:12px;background:#fff;
  margin-bottom:10px;padding:0 14px;transition:border-color .2s var(--ease);
}
.mini-faq details[open]{border-left:3px solid var(--teal);}
.mini-faq details:last-child{margin-bottom:0;}
.mini-faq summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:12px 0;font-size:14px;font-weight:600;color:var(--text);
}
.mini-faq summary::-webkit-details-marker{display:none;}
.mini-faq summary::after{content:"+";color:var(--teal);font-size:17px;font-weight:600;line-height:1;}
.mini-faq details[open] summary::after{content:"−";}
.mini-faq .ans{font-size:13.5px;color:var(--text-2);line-height:1.8;padding:0 0 14px;}

/* ---------- CTA ---------- */
.cta-band{
  background:var(--ink);color:var(--star-white);
  border-radius:var(--r-img);padding:48px 44px;margin-bottom:0;
  position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-40px;width:260px;height:260px;
  border:1px solid rgba(244,241,250,.12);border-radius:50%;pointer-events:none;
}
.cta-band::before{
  content:"";position:absolute;right:60px;bottom:26px;width:180px;height:180px;
  border:1px solid rgba(244,241,250,.08);border-radius:50%;pointer-events:none;
}
.cta-band .eyebrow{color:var(--gold);}
.cta-band h2{color:#fff;font-size:30px;line-height:1.3;max-width:640px;}
.cta-band p{color:#B9B3C7;font-size:15px;line-height:1.8;max-width:600px;margin-top:12px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px;}
.cta-note{margin-top:14px;font-size:12.5px;color:#8C8798;}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:#B9B3C7;padding:60px 0 26px;margin-top:72px;}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;padding-bottom:40px;border-bottom:1px solid var(--line-dark);}
.foot-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.foot-brand .brand-star{color:var(--star-white);font-size:19px;font-weight:700;}
.foot-brand .brand-sub{color:#B9B3C7;font-size:13px;}
.site-footer p{font-size:13.5px;line-height:1.85;color:#B9B3C7;}
.foot-note{color:#8C8798 !important;font-size:12.5px;margin-top:12px;}
.foot-title{font-size:13px;font-weight:600;letter-spacing:.08em;color:var(--star-white);margin-bottom:14px;}
.foot-links{display:flex;flex-direction:column;gap:10px;}
.foot-links a{font-size:13.5px;color:#B9B3C7;}
.foot-links a:hover{color:var(--gold);}
.foot-foot{display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;padding-top:22px;font-size:12.5px;color:#8C8798;}
.foot-foot i{color:var(--teal);font-size:8px;margin-right:6px;vertical-align:middle;}

/* ---------- responsive ---------- */
@media (max-width:1199px){
  .page-title{font-size:30px;}
  .head-stats{min-width:300px;}
}
@media (max-width:991px){
  .hdr-search{width:220px;}
  .trend-chips{display:none;}
  .side-inner{position:static;}
  .page-head{padding:44px 0 32px;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-band{padding:40px 32px;}
}
@media (max-width:767px){
  .hdr-search{display:none;}
  .hdr-link{display:none;}
  .nav-toggle{display:inline-flex;}
  .hdr-channels{display:none;}
  .hdr-top{height:60px;gap:16px;}
  .mobile-drawer{top:60px;}
  .page-title{font-size:26px;}
  .head-stats{grid-template-columns:repeat(2,1fr);min-width:0;width:100%;}
  .dir-panel-head,.dir-group,.dir-foot{padding-left:16px;padding-right:16px;}
  .dir-row{grid-template-columns:36px 1fr;row-gap:2px;}
  .dir-meta{grid-column:2;font-size:12px;}
  .cta-band{padding:32px 22px;}
  .cta-band h2{font-size:24px;}
  .foot-grid{grid-template-columns:1fr;gap:28px;}
}
@media (max-width:575px){
  .wrap{padding:0 18px;}
  .brand-star{font-size:19px;}
  .brand-sub{font-size:12.5px;}
  .page-title{font-size:23px;}
  .dir-group-title{font-size:16px;}
  .dir-name{font-size:14.5px;}
  .btn-teal,.btn-ghost,.btn-gold,.btn-ghost-dark{padding:12px 18px;min-height:44px;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none !important;transition:color .2s linear !important;transform:none !important;}
}