/* roulang page: index */
:root{
  --bg:#0A1424;
  --bg-2:#0E1C30;
  --bg-3:#13253D;
  --primary:#FF6A3D;
  --primary-dark:#E8501F;
  --mint:#35E2B4;
  --gold:#FFC24B;
  --danger:#FF5B5B;
  --text:#F2F6FC;
  --text-2:#A9B8CC;
  --text-3:#6F8299;
  --glass:rgba(255,255,255,.055);
  --glass-2:rgba(255,255,255,.09);
  --line:rgba(255,255,255,.10);
  --line-2:rgba(255,255,255,.18);
  --r-s:10px;
  --r-m:18px;
  --r-l:24px;
  --shadow-card:0 8px 24px rgba(0,0,0,.35);
  --shadow-hover:0 16px 40px rgba(0,0,0,.45);
  --ease:cubic-bezier(.2,.7,.3,1);
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background-color:var(--bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  z-index:0;
  pointer-events:none;
  background-image:
    radial-gradient(820px 520px at 10% -8%, rgba(53,226,180,.10), transparent 70%),
    radial-gradient(900px 620px at 96% 14%, rgba(255,106,61,.09), transparent 72%),
    linear-gradient(rgba(255,255,255,.026) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.026) 1px, transparent 1px);
  background-size:auto,auto,46px 46px,46px 46px;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{list-style:none;padding:0;}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}
button,input,select,textarea{font:inherit;color:inherit;}
:focus-visible{outline:2px solid var(--mint);outline-offset:3px;}
.shell{max-width:1200px;margin:0 auto;padding:0 24px;position:relative;z-index:1;}
.section{padding:80px 0;position:relative;z-index:1;}
.section-alt{background:linear-gradient(180deg,rgba(19,37,61,.55),rgba(10,20,36,0));}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  height:28px;padding:0 14px;border-radius:999px;
  background:rgba(53,226,180,.12);
  color:var(--mint);
  font-size:13px;font-weight:600;
  border:1px solid rgba(53,226,180,.24);
}
.eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--mint);box-shadow:0 0 10px var(--mint);}
.sec-head{margin-bottom:40px;}
.sec-head h2{
  font-size:clamp(24px,2.8vw,34px);
  font-weight:700;line-height:1.3;
  margin-top:16px;
}
.sec-head p{color:var(--text-2);font-size:15px;margin-top:12px;max-width:720px;}
.sec-head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;}

/* 品牌与导航 */
.header-wrap{position:sticky;top:0;z-index:80;padding:16px 0 0;}
.nav-shell{
  display:flex;align-items:center;gap:18px;
  padding:12px 16px;
  border-radius:var(--r-m);
  background:rgba(14,28,48,.78);
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  border:1px solid var(--line);
  box-shadow:0 8px 24px rgba(0,0,0,.35),inset 0 1px 0 rgba(255,255,255,.08);
}
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:800;font-size:19px;line-height:1.2;flex:0 0 auto;}
.brand-mark{
  width:28px;height:28px;border-radius:9px;
  background:linear-gradient(135deg,var(--primary),var(--mint));
  position:relative;flex:0 0 28px;
  box-shadow:0 6px 16px rgba(255,106,61,.28);
}
.brand-mark::after{
  content:"";position:absolute;inset:7px;border-radius:4px;
  background:rgba(10,20,36,.85);
}
.brand-mint{color:var(--mint);}
.nav-list{display:flex;align-items:center;gap:8px;margin-left:auto;}
.nav-pill{
  display:inline-flex;align-items:center;gap:7px;
  height:40px;padding:0 14px;border-radius:var(--r-s);
  background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.08);
  color:var(--text-2);font-size:14px;font-weight:500;
  transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease);
  white-space:nowrap;
}
.nav-pill svg{width:18px;height:18px;flex:0 0 18px;opacity:.85;}
.nav-pill:hover{background:rgba(255,255,255,.10);color:var(--text);border-color:rgba(255,106,61,.5);transform:translateY(-1px);}
.nav-pill.active{
  color:var(--text);
  background:rgba(255,106,61,.13);
  border-color:rgba(255,106,61,.45);
  box-shadow:inset 3px 0 0 var(--primary);
}
.nav-cta{flex:0 0 auto;}
.burger{
  display:none;align-items:center;justify-content:center;
  width:42px;height:42px;border-radius:var(--r-s);
  background:rgba(255,255,255,.06);border:1px solid var(--line);
  color:var(--text);margin-left:auto;
}
.site-drawer{background:var(--bg-2)!important;color:var(--text);border-left:1px solid var(--line);width:min(360px,86vw);}
.site-drawer .offcanvas-header{border-bottom:1px solid var(--line);padding:20px;display:flex;align-items:center;justify-content:space-between;}
.drawer-title{font-weight:800;font-size:17px;}
.site-drawer .btn-close{filter:invert(1) grayscale(1) brightness(1.6);opacity:.75;}
.drawer-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;padding:20px;}
.drawer-card{
  display:flex;flex-direction:column;gap:8px;
  padding:16px 14px;border-radius:14px;
  background:rgba(255,255,255,.055);border:1px solid var(--line);
  font-size:14px;color:var(--text-2);transition:all .2s var(--ease);
}
.drawer-card svg{width:22px;height:22px;color:var(--mint);}
.drawer-card:hover,.drawer-card:focus-visible{background:rgba(255,106,61,.12);border-color:rgba(255,106,61,.45);color:var(--text);}
.drawer-card.active{background:rgba(255,106,61,.16);border-color:rgba(255,106,61,.55);color:var(--text);}
.drawer-foot{padding:0 20px 24px;}

/* 按钮 */
.btn-main,.btn-ghost,.btn-soft{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 28px;border-radius:999px;
  font-size:15px;font-weight:700;border:1px solid transparent;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease),border-color .2s var(--ease),color .2s var(--ease);
  cursor:pointer;
}
.btn-main{
  background:linear-gradient(135deg,var(--primary),var(--primary-dark));
  color:#fff;
  box-shadow:0 0 0 1px rgba(255,106,61,.55),0 10px 30px rgba(255,106,61,.28);
}
.btn-main:hover{transform:translateY(-1px);color:#fff;box-shadow:0 0 0 1px rgba(255,106,61,.75),0 14px 36px rgba(255,106,61,.42);}
.btn-main:active{transform:translateY(1px);box-shadow:0 0 0 1px rgba(255,106,61,.5),0 6px 18px rgba(255,106,61,.24);}
.btn-ghost{
  background:rgba(255,255,255,.04);
  border-color:rgba(255,255,255,.18);
  color:var(--text);
}
.btn-ghost:hover{background:rgba(255,106,61,.10);border-color:var(--primary);color:var(--primary);transform:translateY(-1px);}
.btn-soft{
  height:40px;padding:0 18px;font-size:14px;font-weight:600;
  background:rgba(255,255,255,.06);border-color:var(--line);color:var(--text-2);
}
.btn-soft:hover{color:var(--text);border-color:rgba(53,226,180,.5);background:rgba(53,226,180,.1);}
.btn-link-arrow{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:600;color:var(--text-2);
  transition:color .2s var(--ease);
}
.btn-link-arrow svg{width:16px;height:16px;transition:transform .2s var(--ease);}
.btn-link-arrow:hover{color:var(--mint);}
.btn-link-arrow:hover svg{transform:translateX(3px);}
.btn-main:disabled,.btn-ghost:disabled{opacity:.45;box-shadow:none;cursor:not-allowed;}

/* 首屏 */
.hero{padding:56px 0 72px;position:relative;z-index:1;}
.hero h1{
  font-size:clamp(30px,4.2vw,52px);
  font-weight:800;line-height:1.22;
  margin-top:22px;
  max-width:16em;
}
.hero h1 em{font-style:normal;color:var(--mint);}
.hero-sub{color:var(--text-2);font-size:18px;line-height:1.7;margin-top:20px;max-width:600px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.hero-facts{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:36px;max-width:620px;}
.fact-card{
  background:var(--glass);border:1px solid var(--line);
  border-radius:14px;padding:16px 18px;
  backdrop-filter:blur(12px);
  transition:transform .2s var(--ease),border-color .2s var(--ease);
}
.fact-card:hover{transform:translateY(-3px);border-color:rgba(53,226,180,.4);}
.fact-num{font-size:28px;font-weight:700;color:var(--mint);line-height:1.1;font-variant-numeric:tabular-nums;}
.fact-label{font-size:13px;color:var(--text-3);margin-top:6px;}
.hero-visual{position:relative;border-radius:var(--r-l);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-card);}
.hero-visual img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3.4;}
.hero-visual::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(10,20,36,.15) 0%,rgba(10,20,36,.55) 62%,rgba(10,20,36,.9) 100%);
}
.hero-visual-bar{
  position:absolute;left:16px;right:16px;bottom:16px;z-index:2;
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:14px 16px;border-radius:14px;
  background:rgba(14,28,48,.72);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border:1px solid var(--line);
}
.hero-visual-bar .hb-main{font-size:15px;font-weight:700;}
.hero-visual-bar .hb-sub{font-size:12px;color:var(--text-3);margin-top:2px;}
.badge-live{
  display:inline-flex;align-items:center;gap:6px;
  height:26px;padding:0 12px;border-radius:999px;
  background:rgba(255,106,61,.16);color:var(--primary);
  font-size:12px;font-weight:700;
  border:1px solid rgba(255,106,61,.36);
  white-space:nowrap;
}
.badge-live .pulse{width:6px;height:6px;border-radius:50%;background:var(--primary);box-shadow:0 0 8px var(--primary);}

/* 玻璃卡片通用 */
.glass-card{
  position:relative;height:100%;
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:var(--r-m);
  padding:26px 24px;
  box-shadow:var(--shadow-card);
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
  overflow:hidden;
}
.glass-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:2px;
  background:linear-gradient(90deg,var(--primary),var(--mint));
  transform:scaleX(.32);transform-origin:left;
  transition:transform .38s var(--ease);
}
.glass-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--line-2);}
.glass-card:hover::before{transform:scaleX(1);}
.card-num{
  font-size:13px;font-weight:700;color:var(--text-3);
  letter-spacing:.08em;font-variant-numeric:tabular-nums;
}
.icon-tile{
  width:46px;height:46px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(53,226,180,.12);color:var(--mint);
  margin-bottom:18px;
  border:1px solid rgba(53,226,180,.2);
}
.icon-tile svg{width:22px;height:22px;}
.glass-card h3{font-size:20px;font-weight:700;line-height:1.4;margin-top:10px;}
.glass-card p{color:var(--text-2);font-size:15px;line-height:1.75;margin-top:10px;}
.tag-mint{
  display:inline-flex;align-items:center;
  height:26px;padding:0 12px;border-radius:999px;
  background:rgba(53,226,180,.12);color:var(--mint);
  font-size:12px;font-weight:600;
}
.tag-plain{
  display:inline-flex;align-items:center;
  height:26px;padding:0 12px;border-radius:999px;
  background:rgba(255,255,255,.08);color:var(--text-2);
  font-size:12px;font-weight:500;
}
.tag-gold{
  display:inline-flex;align-items:center;
  height:26px;padding:0 12px;border-radius:999px;
  background:rgba(255,194,75,.14);color:var(--gold);
  font-size:12px;font-weight:600;
}

/* 分类入口 */
.cat-card{
  display:block;height:100%;position:relative;overflow:hidden;
  border-radius:var(--r-m);
  background:var(--glass);
  border:1px solid var(--line);
  box-shadow:var(--shadow-card);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.cat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(255,106,61,.45);}
.cat-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;}
.cat-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease);}
.cat-card:hover .cat-thumb img{transform:scale(1.04);}
.cat-thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,20,36,.05),rgba(10,20,36,.75));}
.cat-body{padding:22px 24px 26px;}
.cat-body h3{font-size:21px;font-weight:700;line-height:1.4;margin-top:12px;}
.cat-body p{color:var(--text-2);font-size:14.5px;line-height:1.75;margin-top:10px;}
.cat-more{display:inline-flex;align-items:center;gap:6px;margin-top:18px;font-size:14px;font-weight:600;color:var(--mint);}
.cat-more svg{width:16px;height:16px;transition:transform .2s var(--ease);}
.cat-card:hover .cat-more svg{transform:translateX(4px);}

/* 使用流程 */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;position:relative;}
.flow::before{
  content:"";position:absolute;left:6%;right:6%;top:26px;height:2px;
  background:linear-gradient(90deg,rgba(255,106,61,.7),rgba(53,226,180,.55));
  opacity:.45;
}
.flow-step{position:relative;padding-top:0;}
.flow-dot{
  width:52px;height:52px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:rgba(14,28,48,.95);
  border:1px solid rgba(255,106,61,.5);
  color:var(--primary);font-weight:800;font-size:17px;
  font-variant-numeric:tabular-nums;
  box-shadow:0 0 0 6px rgba(10,20,36,.9);
  position:relative;z-index:2;
}
.flow-step h3{font-size:18px;font-weight:700;margin-top:18px;}
.flow-step p{color:var(--text-2);font-size:14.5px;line-height:1.75;margin-top:8px;}

/* 数据带 */
.stats-band{
  border-radius:var(--r-l);
  border:1px solid var(--line);
  background:linear-gradient(135deg,rgba(255,106,61,.10),rgba(53,226,180,.08));
  padding:36px 32px;
  box-shadow:var(--shadow-card);
}
.stat-item{text-align:center;}
.stat-num{font-size:clamp(28px,3.4vw,40px);font-weight:800;color:var(--mint);line-height:1.15;font-variant-numeric:tabular-nums;}
.stat-label{color:var(--text-2);font-size:14px;margin-top:8px;}
.stat-divide{border-left:1px solid var(--line);}

/* 最新信息 */
.news-card{
  display:block;height:100%;
  border-radius:var(--r-m);
  overflow:hidden;
  background:var(--glass);
  border:1px solid var(--line);
  box-shadow:var(--shadow-card);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--line-2);}
.news-thumb{aspect-ratio:16/9;overflow:hidden;}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease);}
.news-card:hover .news-thumb img{transform:scale(1.04);}
.news-body{padding:20px 22px 22px;}
.news-body h3{
  font-size:18px;font-weight:700;line-height:1.45;margin-top:12px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-body p{
  color:var(--text-2);font-size:14px;line-height:1.7;margin-top:10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  margin-top:16px;padding-top:14px;border-top:1px solid var(--line);
  font-size:13px;color:var(--text-3);font-variant-numeric:tabular-nums;
}
.news-meta .go{color:var(--mint);font-weight:600;}
.empty-state{
  min-height:220px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  border:1px dashed var(--line-2);border-radius:var(--r-m);
  background:rgba(255,255,255,.02);padding:32px;text-align:center;
}
.empty-state svg{width:36px;height:36px;color:var(--text-3);}
.empty-state p{color:var(--text-2);font-size:15px;}

/* FAQ */
.faq-accordion .accordion-item{
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:14px;
  margin-bottom:12px;
  overflow:hidden;
  backdrop-filter:blur(12px);
}
.faq-accordion .accordion-item:last-child{margin-bottom:0;}
.faq-accordion .accordion-button{
  background:transparent;
  color:var(--text);
  font-size:16px;font-weight:600;
  padding:18px 20px;
  box-shadow:none;
  border-radius:14px;
  display:flex;align-items:center;gap:16px;
}
.faq-accordion .accordion-button:not(.collapsed){color:var(--text);background:rgba(255,106,61,.07);}
.faq-accordion .accordion-button:focus{box-shadow:none;outline:2px solid var(--mint);outline-offset:-2px;}
.faq-accordion .accordion-button::after{
  content:"";background-image:none;
  width:12px;height:12px;
  flex:0 0 12px;margin-left:auto;
  border-right:2px solid var(--text-2);
  border-bottom:2px solid var(--text-2);
  transform:rotate(45deg);transform-origin:center;
  transition:transform .22s var(--ease),border-color .22s var(--ease);
}
.faq-accordion .accordion-button:not(.collapsed)::after{
  transform:rotate(225deg);
  border-color:var(--primary);
}
.faq-accordion .accordion-body{
  padding:0 20px 20px;
  color:var(--text-2);
  font-size:15px;line-height:1.85;
}

/* CTA 与表单 */
.cta-banner{
  position:relative;overflow:hidden;
  border-radius:var(--r-l);
  border:1px solid var(--line);
  background:linear-gradient(120deg,rgba(255,106,61,.13),rgba(19,37,61,.9) 55%,rgba(53,226,180,.10));
  padding:44px 40px;
  box-shadow:var(--shadow-card);
}
.cta-banner::after{
  content:"";position:absolute;right:-120px;top:-120px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,106,61,.34),transparent 68%);
  pointer-events:none;
}
.cta-banner h2{font-size:clamp(24px,2.8vw,32px);font-weight:700;line-height:1.32;}
.cta-banner > .row > div > p{color:var(--text-2);font-size:15px;line-height:1.8;margin-top:14px;}
.cta-contact{
  display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:24px;
  font-size:14px;color:var(--text-2);
}
.cta-contact span{display:inline-flex;align-items:center;gap:8px;}
.cta-contact svg{width:18px;height:18px;color:var(--mint);}
.form-panel{
  background:rgba(10,20,36,.55);
  border:1px solid var(--line);
  border-radius:var(--r-m);
  padding:26px 24px;
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  position:relative;z-index:2;
}
.form-label{font-size:13px;color:var(--text-3);margin-bottom:8px;display:block;font-weight:500;}
.form-control,.form-select{
  background:rgba(255,255,255,.05);
  border:1px solid var(--line);
  border-radius:12px;
  height:48px;
  color:var(--text);
  font-size:15px;
  padding:0 14px;
  box-shadow:none;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease);
}
textarea.form-control{height:auto;min-height:96px;padding:12px 14px;line-height:1.7;}
.form-control::placeholder{color:var(--text-3);}
.form-control:hover,.form-select:hover{border-color:var(--line-2);}
.form-control:focus,.form-select:focus{
  background:rgba(255,255,255,.07);
  border-color:var(--primary);
  box-shadow:0 0 0 3px rgba(255,106,61,.20);
  color:var(--text);
}
.form-select{
  appearance:none;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%236F8299' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat:no-repeat;
  background-position:right 14px center;
  padding-right:40px;
}
.form-select option{background:#0E1C30;color:var(--text);}
.privacy-note{font-size:12px;color:var(--text-3);margin-top:14px;line-height:1.7;}
.form-control.is-invalid{border-color:var(--danger);box-shadow:0 0 0 3px rgba(255,91,91,.18);}
.err-text{font-size:12px;color:var(--danger);margin-top:6px;display:none;}
.is-invalid + .err-text{display:block;}

/* 页脚 */
.site-footer{
  margin-top:40px;
  background:#081120;
  border-top:1px solid transparent;
  position:relative;z-index:1;
  padding:56px 0 28px;
}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,106,61,.6),rgba(53,226,180,.6),transparent);
}
.footer-brand{display:inline-flex;align-items:center;gap:10px;font-weight:800;font-size:19px;}
.footer-desc{color:var(--text-3);font-size:14px;line-height:1.8;margin-top:14px;max-width:280px;}
.footer-title{font-size:14px;font-weight:700;color:var(--text);margin-bottom:14px;}
.footer-links li{margin-bottom:10px;}
.footer-links a{color:var(--text-3);font-size:14px;transition:color .2s var(--ease);}
.footer-links a:hover{color:var(--mint);}
.footer-info{color:var(--text-3);font-size:14px;line-height:1.9;}
.footer-info strong{color:var(--text-2);font-weight:600;}
.footer-bottom{
  margin-top:40px;padding-top:22px;
  border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:var(--text-3);
}

@media (max-width:1199.98px){
  .nav-pill{padding:0 11px;font-size:13.5px;}
  .nav-list{gap:6px;}
}
@media (max-width:991.98px){
  .nav-list,.nav-cta{display:none;}
  .burger{display:inline-flex;}
  .section{padding:64px 0;}
  .hero{padding:40px 0 56px;}
  .hero-visual{margin-top:36px;}
  .flow{grid-template-columns:repeat(2,1fr);gap:26px 18px;}
  .flow::before{display:none;}
  .stat-divide{border-left:none;border-top:1px solid var(--line);padding-top:20px;margin-top:20px;}
  .cta-banner{padding:34px 26px;}
}
@media (max-width:767.98px){
  .shell{padding:0 16px;}
  .section{padding:48px 0;}
  .hero{padding:28px 0 44px;}
  .hero h1{font-size:clamp(26px,7.4vw,34px);}
  .hero-sub{font-size:16px;margin-top:16px;}
  .hero-actions{gap:12px;margin-top:26px;}
  .hero-actions .btn-main,.hero-actions .btn-ghost{width:100%;}
  .hero-facts{grid-template-columns:1fr;gap:10px;margin-top:26px;}
  .fact-card{display:flex;align-items:center;gap:14px;padding:14px 16px;}
  .fact-num{font-size:24px;}
  .fact-label{margin-top:0;}
  .nav-shell{padding:10px 12px;gap:10px;}
  .brand{font-size:17px;}
  .flow{grid-template-columns:1fr;}
  .flow-dot{width:46px;height:46px;font-size:15px;}
  .glass-card{padding:22px 20px;}
  .cta-banner{padding:28px 20px;}
  .form-panel{padding:22px 18px;}
  .form-panel .btn-main{width:100%;}
  .footer-bottom{flex-direction:column;gap:8px;}
  .site-footer{padding:44px 0 24px;}
  .news-body{padding:18px 18px 20px;}
  .cat-body{padding:20px 20px 24px;}
  .sec-head{margin-bottom:28px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important;}
}

/* roulang page: article */
:root{
  --bg:#0A1424;
  --bg-2:#0E1C30;
  --bg-3:#13253D;
  --coral:#FF6A3D;
  --coral-deep:#E8501F;
  --mint:#35E2B4;
  --gold:#FFC24B;
  --text:#F2F6FC;
  --text-2:#A9B8CC;
  --text-3:#6F8299;
  --line:rgba(255,255,255,.10);
  --glass:rgba(255,255,255,.055);
  --r-s:10px;
  --r-m:18px;
  --r-l:24px;
  --shadow-card:0 8px 24px rgba(0,0,0,.35);
  --shadow-hover:0 16px 40px rgba(0,0,0,.45);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  min-height:100vh;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:
    radial-gradient(900px 480px at 10% -10%, rgba(53,226,180,.10), transparent 70%),
    radial-gradient(780px 440px at 94% 6%, rgba(255,106,61,.10), transparent 72%),
    var(--bg);
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background-image:
    linear-gradient(rgba(255,255,255,.032) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.032) 1px, transparent 1px);
  background-size:64px 64px;
  -webkit-mask-image:linear-gradient(to bottom, rgba(0,0,0,.9), transparent 72%);
  mask-image:linear-gradient(to bottom, rgba(0,0,0,.9), transparent 72%);
}
img{max-width:100%;height:auto;display:block;}
a{color:inherit;text-decoration:none;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--mint);outline-offset:3px;}
.shell{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;position:relative;z-index:1;}
.site-header{position:sticky;top:0;z-index:1030;padding:16px 0 0;background:linear-gradient(to bottom, rgba(10,20,36,.94), rgba(10,20,36,0));}
.nav-shell{
  display:flex;
  align-items:center;
  gap:14px;
  padding:10px 14px;
  border-radius:var(--r-m);
  border:1px solid var(--line);
  background:rgba(19,37,61,.74);
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  box-shadow:0 12px 32px rgba(0,0,0,.35), inset 0 1px 0 rgba(255,255,255,.08);
  transition:box-shadow .22s var(--ease), background .22s var(--ease);
}
.brand{display:inline-flex;align-items:center;gap:10px;font-size:19px;font-weight:800;color:var(--text);white-space:nowrap;flex:0 0 auto;}
.brand-mark{
  width:26px;height:26px;border-radius:8px;
  background:linear-gradient(135deg,var(--coral),var(--mint));
  box-shadow:0 0 16px rgba(255,106,61,.45), inset 0 1px 0 rgba(255,255,255,.4);
  flex:0 0 auto;
}
.brand-mint{color:var(--mint);font-weight:600;}
.nav-list{display:flex;align-items:center;gap:8px;flex:1 1 auto;justify-content:center;min-width:0;}
.nav-pill{
  display:inline-flex;align-items:center;gap:8px;
  height:40px;padding:0 14px;border-radius:var(--r-s);
  font-size:14px;font-weight:500;color:var(--text-2);
  background:rgba(255,255,255,.05);
  border:1px solid transparent;
  transition:background .2s var(--ease), color .2s var(--ease), border-color .2s var(--ease), transform .2s var(--ease);
  white-space:nowrap;
}
.nav-pill svg{width:18px;height:18px;flex:0 0 auto;}
.nav-pill:hover{background:rgba(255,255,255,.11);color:var(--text);border-color:rgba(255,106,61,.5);transform:translateY(-1px);}
.nav-pill.active{background:rgba(255,106,61,.14);color:var(--text);box-shadow:inset 3px 0 0 var(--coral);}
.nav-pill:focus-visible{outline:2px solid var(--mint);outline-offset:2px;}
.nav-cta{flex:0 0 auto;display:flex;align-items:center;}
.btn-main{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 28px;border:0;border-radius:999px;
  font-size:15px;font-weight:700;color:#fff;
  background:linear-gradient(135deg,#FF6A3D,#E8501F);
  box-shadow:0 0 0 1px rgba(255,106,61,.55), 0 10px 30px rgba(255,106,61,.28);
  transition:transform .2s var(--ease), box-shadow .2s var(--ease), filter .2s var(--ease);
  cursor:pointer;
}
.btn-main:hover{color:#fff;transform:translateY(-1px);box-shadow:0 0 0 1px rgba(255,106,61,.7), 0 14px 34px rgba(255,106,61,.4);}
.btn-main:active{transform:translateY(1px);filter:brightness(.94);}
.btn-main:focus-visible{outline:2px solid var(--mint);outline-offset:3px;}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:999px;
  font-size:15px;font-weight:600;color:var(--text);
  background:transparent;border:1px solid rgba(255,255,255,.18);
  transition:background .2s var(--ease), border-color .2s var(--ease), color .2s var(--ease), transform .2s var(--ease);
}
.btn-ghost:hover{background:rgba(255,106,61,.10);border-color:var(--coral);color:var(--coral);transform:translateY(-1px);}
.btn-text{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14px;font-weight:600;color:var(--text-2);background:none;border:0;padding:0;
  transition:color .2s var(--ease);
}
.btn-text svg{transition:transform .2s var(--ease);}
.btn-text:hover{color:var(--mint);}
.btn-text:hover svg{transform:translateX(3px);}
.burger{
  display:none;align-items:center;justify-content:center;
  width:42px;height:42px;border-radius:var(--r-s);
  background:rgba(255,255,255,.06);border:1px solid var(--line);color:var(--text);
  transition:background .2s var(--ease), border-color .2s var(--ease);
}
.burger:hover{background:rgba(255,255,255,.12);border-color:rgba(255,106,61,.5);}
.drawer{background:var(--bg-2);color:var(--text);border-left:1px solid var(--line);}
.drawer .offcanvas-header{border-bottom:1px solid var(--line);padding:20px 20px 16px;}
.drawer .offcanvas-title{font-size:16px;font-weight:700;color:var(--text);}
.drawer .btn-close{filter:invert(1) grayscale(1) brightness(2);opacity:.7;}
.drawer .btn-close:hover{opacity:1;}
.drawer .offcanvas-body{padding:20px;display:flex;flex-direction:column;gap:20px;}
.drawer-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;}
.drawer-grid a{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;
  padding:16px 10px;border-radius:14px;text-align:center;
  font-size:13px;font-weight:600;color:var(--text-2);
  background:var(--glass);border:1px solid var(--line);
  transition:background .2s var(--ease), color .2s var(--ease), border-color .2s var(--ease);
}
.drawer-grid a svg{width:22px;height:22px;color:var(--mint);}
.drawer-grid a:hover,.drawer-grid a:focus-visible{background:rgba(255,106,61,.12);color:var(--text);border-color:rgba(255,106,61,.5);}
.page-wrap{padding:26px 0 0;}
.breadcrumb-bar{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:14px;color:var(--text-3);margin-bottom:18px;
}
.breadcrumb-bar a{color:var(--text-3);transition:color .2s var(--ease);}
.breadcrumb-bar a:hover{color:var(--mint);}
.breadcrumb-bar .sep{color:rgba(255,255,255,.2);}
.breadcrumb-bar .current{color:var(--text-2);max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr);gap:32px;align-items:start;}
.article-main{
  position:relative;
  padding:30px;
  border-radius:var(--r-m);
  background:var(--glass);
  border:1px solid var(--line);
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  box-shadow:var(--shadow-card), inset 0 1px 0 rgba(255,255,255,.08);
  overflow:hidden;
}
.article-main::before{
  content:"";position:absolute;top:0;left:0;right:0;height:2px;
  background:linear-gradient(90deg,var(--coral),var(--mint));
}
.badge-cat{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;
  font-size:12.5px;font-weight:600;color:var(--mint);
  background:rgba(53,226,180,.12);border:1px solid rgba(53,226,180,.28);
}
.article-head h1{
  font-size:clamp(28px,3.4vw,40px);
  font-weight:800;line-height:1.35;color:var(--text);
  margin:16px 0 14px;
  letter-spacing:0;
}
.meta-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:14px;color:var(--text-3);font-variant-numeric:tabular-nums;}
.meta-row .dot{width:3px;height:3px;border-radius:50%;background:rgba(255,255,255,.28);}
.head-rule{height:1px;margin:22px 0 4px;background:linear-gradient(90deg,rgba(255,106,61,.7),rgba(53,226,180,.4),transparent);}
.article-body{font-size:17px;line-height:1.85;color:var(--text-2);padding-top:18px;}
.article-body p{margin:0 0 20px;}
.article-body h2{
  font-size:22px;font-weight:700;color:var(--text);line-height:1.45;
  margin:36px 0 14px;padding-left:12px;border-left:3px solid var(--coral);
}
.article-body h3{font-size:19px;font-weight:700;color:var(--text);line-height:1.5;margin:28px 0 12px;}
.article-body h4{font-size:17px;font-weight:700;color:var(--text);margin:22px 0 10px;}
.article-body ul,.article-body ol{margin:0 0 20px;padding-left:22px;}
.article-body ul{list-style:disc;}
.article-body ol{list-style:decimal;}
.article-body li{margin-bottom:10px;}
.article-body ul li::marker{color:var(--mint);}
.article-body ol li::marker{color:var(--coral);font-weight:700;}
.article-body blockquote{
  margin:24px 0;padding:18px 20px;
  border-left:3px solid var(--mint);border-radius:0 12px 12px 0;
  background:rgba(53,226,180,.06);color:var(--text);
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:14px;margin:24px auto;}
.article-body a{color:var(--mint);text-decoration:underline;text-underline-offset:3px;}
.article-body a:hover{color:#68f3cd;}
.article-body strong{color:var(--text);font-weight:700;}
.article-body table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px;}
.article-body th,.article-body td{padding:12px 14px;border-bottom:1px solid rgba(255,255,255,.08);text-align:left;}
.article-body th{color:var(--text);background:rgba(255,255,255,.05);font-weight:700;}
.article-body tr:hover td{background:rgba(255,255,255,.03);}
.article-body hr{border:0;height:1px;background:rgba(255,255,255,.1);margin:32px 0;}
.empty-state{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  min-height:240px;text-align:center;
  border:1px dashed rgba(255,255,255,.16);border-radius:var(--r-m);
  background:rgba(255,255,255,.03);padding:32px 20px;margin:12px 0 6px;
}
.empty-state svg{width:34px;height:34px;color:var(--text-3);}
.empty-state p{font-size:15px;color:var(--text-2);margin:0;}
.article-foot{margin-top:30px;padding-top:22px;border-top:1px solid rgba(255,255,255,.08);}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:20px;}
.tag-pill{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;
  font-size:12.5px;font-weight:500;color:var(--text-2);
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);
  transition:color .2s var(--ease), border-color .2s var(--ease), background .2s var(--ease);
}
.tag-pill:hover{color:var(--mint);border-color:rgba(53,226,180,.4);background:rgba(53,226,180,.08);}
.foot-actions{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;}
.share-group{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-3);}
.share-btn{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:50%;
  background:rgba(255,255,255,.06);border:1px solid var(--line);color:var(--text-2);
  transition:color .2s var(--ease), border-color .2s var(--ease), background .2s var(--ease), transform .2s var(--ease);
}
.share-btn svg{width:18px;height:18px;}
.share-btn:hover{color:var(--coral);border-color:rgba(255,106,61,.55);background:rgba(255,106,61,.12);transform:translateY(-2px);}
.article-side{display:none;}
.side-card{
  position:relative;padding:22px;border-radius:var(--r-m);
  background:var(--glass);border:1px solid var(--line);
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  box-shadow:var(--shadow-card), inset 0 1px 0 rgba(255,255,255,.08);
  margin-bottom:18px;overflow:hidden;
}
.side-card::before{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:linear-gradient(90deg,var(--coral),var(--mint));}
.side-card h3{font-size:16px;font-weight:700;color:var(--text);margin-bottom:10px;}
.side-card p{font-size:13.5px;line-height:1.75;color:var(--text-3);margin-bottom:16px;}
.side-list{display:flex;flex-direction:column;gap:10px;margin-bottom:16px;}
.side-list a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:11px 13px;border-radius:12px;font-size:13.5px;font-weight:500;color:var(--text-2);
  background:rgba(255,255,255,.045);border:1px solid rgba(255,255,255,.08);
  transition:background .2s var(--ease), color .2s var(--ease), border-color .2s var(--ease);
}
.side-list a svg{width:16px;height:16px;color:var(--mint);flex:0 0 auto;}
.side-list a:hover{background:rgba(255,106,61,.12);color:var(--text);border-color:rgba(255,106,61,.45);}
.side-btn{width:100%;height:44px;font-size:14px;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:24px;}
.section-head h2{font-size:clamp(24px,2.8vw,32px);font-weight:700;color:var(--text);line-height:1.3;}
.section-head p{font-size:15px;color:var(--text-3);margin-top:8px;}
.related{padding:64px 0 8px;}
.rel-card{
  position:relative;display:flex;flex-direction:column;height:100%;
  border-radius:var(--r-m);overflow:hidden;
  background:var(--glass);border:1px solid var(--line);
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  box-shadow:var(--shadow-card), inset 0 1px 0 rgba(255,255,255,.08);
  transition:transform .22s var(--ease), box-shadow .22s var(--ease), border-color .22s var(--ease);
}
.rel-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(255,106,61,.35);}
.rel-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--bg-3);}
.rel-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s 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:700;color:var(--text);line-height:1.5;}
.rel-body p{font-size:14px;color:var(--text-3);line-height:1.7;}
.rel-meta{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--text-3);margin-top:auto;padding-top:6px;font-variant-numeric:tabular-nums;}
.rel-meta .dot{width:3px;height:3px;border-radius:50%;background:rgba(255,255,255,.25);}
.faq-block{padding:64px 0 0;}
.faq-item{
  border-radius:14px;border:1px solid var(--line);
  background:rgba(255,255,255,.045);
  margin-bottom:12px;overflow:hidden;
  transition:border-color .2s var(--ease), background .2s var(--ease);
}
.faq-item:hover{border-color:rgba(255,106,61,.32);background:rgba(255,255,255,.06);}
.faq-q{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  width:100%;padding:18px 20px;background:none;border:0;text-align:left;
  font-size:15.5px;font-weight:600;color:var(--text);cursor:pointer;
}
.faq-q .sign{position:relative;width:16px;height:16px;flex:0 0 auto;}
.faq-q .sign::before,.faq-q .sign::after{
  content:"";position:absolute;background:var(--text-2);border-radius:2px;
  transition:transform .22s var(--ease), background .22s var(--ease);
}
.faq-q .sign::before{top:7px;left:0;width:16px;height:2px;}
.faq-q .sign::after{top:0;left:7px;width:2px;height:16px;}
.faq-item.open .faq-q .sign::after{transform:scaleY(0);}
.faq-item.open .faq-q .sign::before{background:var(--coral);}
.faq-a{display:none;padding:0 20px 18px;font-size:15px;line-height:1.8;color:var(--text-2);}
.faq-item.open .faq-a{display:block;}
.cta-band{padding:76px 0;}
.cta-inner{
  position:relative;overflow:hidden;
  border-radius:var(--r-l);
  border:1px solid var(--line);
  background:linear-gradient(115deg, rgba(19,37,61,.94), rgba(10,20,36,.9)), url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  box-shadow:var(--shadow-card);
  padding:44px;
}
.cta-inner::after{
  content:"";position:absolute;top:-60px;right:-40px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle, rgba(255,106,61,.30), transparent 68%);
  pointer-events:none;
}
.cta-inner h2{font-size:clamp(24px,2.8vw,32px);font-weight:700;line-height:1.32;margin-bottom:14px;color:var(--text);}
.cta-inner p{font-size:15.5px;line-height:1.8;color:var(--text-2);margin-bottom:10px;}
.cta-inner .cta-note{font-size:13.5px;color:var(--text-3);margin-bottom:24px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;position:relative;z-index:1;}
.site-footer{
  position:relative;z-index:1;
  margin-top:20px;padding:56px 0 0;
  background:linear-gradient(to bottom, rgba(8,16,29,.4), rgba(8,16,29,.95));
  border-top:1px solid rgba(255,255,255,.07);
}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,106,61,.6),rgba(53,226,180,.5),transparent);
}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:800;color:var(--text);margin-bottom:12px;}
.footer-desc{font-size:13.5px;line-height:1.8;color:var(--text-3);max-width:280px;}
.footer-title{font-size:14px;font-weight:700;color:var(--text);margin-bottom:14px;}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{font-size:13.5px;color:var(--text-3);transition:color .2s var(--ease);}
.footer-links a:hover{color:var(--mint);}
.footer-info{font-size:13.5px;line-height:2;color:var(--text-3);}
.footer-info strong{color:var(--text-2);font-weight:600;}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;
  margin-top:40px;padding:20px 0 26px;
  border-top:1px solid rgba(255,255,255,.07);
  font-size:13px;color:var(--text-3);
}
@media (min-width:1200px){
  .article-layout{grid-template-columns:minmax(0,1fr) 268px;}
  .article-main{padding:40px;}
  .article-side{display:block;position:sticky;top:104px;}
}
@media (max-width:1199px) and (min-width:992px){
  .nav-pill{padding:0 11px;font-size:13.5px;}
  .nav-pill svg{width:16px;height:16px;}
}
@media (max-width:991px){
  .nav-list{display:none;}
  .nav-cta{display:none;}
  .burger{display:inline-flex;margin-left:auto;}
  .nav-shell{flex-wrap:nowrap;}
}
@media (max-width:767px){
  .shell{padding:0 16px;}
  .site-header{padding-top:12px;}
  .brand{font-size:17px;}
  .brand-mark{width:24px;height:24px;border-radius:7px;}
  .page-wrap{padding-top:18px;}
  .article-main{padding:20px;}
  .article-body{font-size:16.5px;line-height:1.85;}
  .article-body h2{font-size:20px;margin:30px 0 12px;}
  .article-body h3{font-size:18px;}
  .related{padding:48px 0 0;}
  .faq-block{padding:48px 0 0;}
  .cta-band{padding:56px 0;}
  .cta-inner{padding:26px 20px;}
  .cta-actions .btn-main,.cta-actions .btn-ghost{width:100%;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .foot-actions{flex-direction:column;align-items:flex-start;}
  .section-head{margin-bottom:18px;}
}
@media (max-width:520px){
  .meta-row{font-size:13px;gap:8px;}
  .breadcrumb-bar{font-size:13px;}
  .article-main{padding:16px;}
  .rel-body{padding:16px;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important;}
}

/* roulang page: category1 */
:root{
  --bg:#0A1424;
  --bg-2:#0E1C30;
  --bg-3:#13253D;
  --accent:#FF6A3D;
  --accent-deep:#E8501F;
  --mint:#35E2B4;
  --gold:#FFC24B;
  --text:#F2F6FC;
  --text-2:#A9B8CC;
  --text-3:#6F8299;
  --glass:rgba(255,255,255,.055);
  --glass-strong:rgba(255,255,255,.09);
  --line:rgba(255,255,255,.10);
  --line-soft:rgba(255,255,255,.08);
  --radius-sm:10px;
  --radius-md:18px;
  --radius-lg:24px;
  --radius-pill:999px;
  --shadow-card:0 8px 24px rgba(0,0,0,.35);
  --shadow-hover:0 16px 40px rgba(0,0,0,.45);
  --glow:0 0 0 1px rgba(255,106,61,.55),0 10px 30px rgba(255,106,61,.28);
  --ease:cubic-bezier(.2,.7,.3,1);
  --dur:200ms;
  --sp-1:4px;--sp-2:8px;--sp-3:12px;--sp-4:16px;--sp-5:24px;--sp-6:32px;--sp-7:48px;--sp-8:64px;--sp-9:88px;
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background-color:var(--bg);
  background-image:
    radial-gradient(620px 420px at 8% -6%, rgba(53,226,180,.10), transparent 70%),
    radial-gradient(760px 520px at 96% 34%, rgba(255,106,61,.09), transparent 72%),
    linear-gradient(rgba(255,255,255,.022) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.022) 1px, transparent 1px);
  background-size:auto,auto,48px 48px,48px 48px;
  background-attachment:fixed;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.3}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
a{color:var(--mint);text-decoration:none;transition:color var(--dur) var(--ease)}
a:hover{color:var(--accent)}
img{max-width:100%;display:block}
button{font-family:inherit}
[hidden]{display:none!important}
::selection{background:rgba(255,106,61,.35);color:#fff}
:focus-visible{outline:2px solid var(--mint);outline-offset:3px;border-radius:6px}

/* ---------- 容器 ---------- */
.shell{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 24px;
}
.section{padding:var(--sp-9) 0}
.section-tight{padding:var(--sp-7) 0}
.section-head{margin-bottom:var(--sp-6)}
.section-head h2{
  font-size:clamp(24px,2.8vw,34px);
  font-weight:700;
  letter-spacing:0;
}
.section-head .lead-line{
  margin-top:var(--sp-3);
  font-size:15px;
  color:var(--text-2);
  max-width:660px;
}

/* ---------- 品牌 ---------- */
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:800;font-size:19px;color:var(--text);white-space:nowrap}
.brand:hover{color:var(--text)}
.brand-mark{
  width:26px;height:26px;flex:none;border-radius:8px;
  background:linear-gradient(135deg,var(--mint) 0%,#1FB48D 45%,var(--accent) 100%);
  box-shadow:0 6px 16px rgba(53,226,180,.22), inset 0 1px 0 rgba(255,255,255,.35);
  position:relative;
}
.brand-mark::after{
  content:"";position:absolute;inset:7px;border-radius:3px;
  background:rgba(10,20,36,.72);
}
.brand-mint{color:var(--mint);font-weight:700}

/* ---------- 导航 ---------- */
.site-header{position:sticky;top:0;z-index:1030;padding:16px 0 0;background:linear-gradient(180deg,rgba(10,20,36,.92),rgba(10,20,36,0))}
.nav-shell{
  display:flex;align-items:center;gap:var(--sp-4);
  padding:10px 14px;
  border-radius:var(--radius-lg);
  border:1px solid var(--line);
  background:rgba(14,28,48,.72);
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  box-shadow:var(--shadow-card), inset 0 1px 0 rgba(255,255,255,.08);
}
.nav-list{display:flex;align-items:center;gap:8px;margin:0 auto;padding:0;flex-wrap:nowrap}
.nav-pill{
  position:relative;
  display:inline-flex;align-items:center;gap:8px;
  height:40px;padding:0 14px;
  border-radius:var(--radius-sm);
  background:rgba(255,255,255,.045);
  border:1px solid transparent;
  color:var(--text-2);
  font-size:14px;font-weight:500;
  white-space:nowrap;
  transition:background var(--dur) var(--ease),color var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
.nav-pill svg{width:18px;height:18px;flex:none;opacity:.85}
.nav-pill:hover{background:rgba(255,255,255,.09);color:var(--text);border-color:rgba(255,106,61,.45)}
.nav-pill.active{background:rgba(255,106,61,.12);color:var(--text);border-color:rgba(255,106,61,.32);font-weight:700}
.nav-pill.active::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:3px;height:20px;border-radius:2px;background:var(--accent);
}
.nav-pill.active svg{opacity:1;color:var(--accent)}
.nav-cta{display:flex;align-items:center;gap:10px;flex:none}
.burger{
  display:none;align-items:center;justify-content:center;
  width:42px;height:42px;flex:none;
  border-radius:var(--radius-sm);
  background:rgba(255,255,255,.06);
  border:1px solid var(--line);
  color:var(--text);
  transition:background var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
.burger:hover{background:rgba(255,255,255,.11);border-color:rgba(255,106,61,.5)}

/* ---------- 按钮 ---------- */
.btn-main,.btn-ghost,.btn-text{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:700;cursor:pointer;transition:transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease),background var(--dur) var(--ease),border-color var(--dur) var(--ease),color var(--dur) var(--ease)}
.btn-main{
  height:48px;padding:0 28px;border:0;border-radius:var(--radius-pill);
  background:linear-gradient(135deg,var(--accent) 0%,var(--accent-deep) 100%);
  color:#fff;font-size:15px;box-shadow:var(--glow);
}
.btn-main:hover{transform:translateY(-1px);box-shadow:0 0 0 1px rgba(255,106,61,.7),0 14px 34px rgba(255,106,61,.4);color:#fff}
.btn-main:active{transform:translateY(1px);box-shadow:0 0 0 1px rgba(255,106,61,.5),0 6px 16px rgba(255,106,61,.28)}
.btn-main.btn-lg{height:52px;font-size:16px;padding:0 32px}
.btn-main:disabled,.btn-main.disabled{opacity:.45;box-shadow:none;pointer-events:none}
.btn-ghost{
  height:48px;padding:0 24px;border-radius:var(--radius-pill);
  background:transparent;border:1px solid rgba(255,255,255,.18);
  color:var(--text);font-size:15px;
}
.btn-ghost:hover{border-color:var(--accent);background:rgba(255,106,61,.10);color:var(--text)}
.btn-ghost:active{transform:translateY(1px)}
.btn-text{
  background:none;border:0;padding:0;color:var(--mint);font-size:14px;font-weight:600;
}
.btn-text svg{width:16px;height:16px;transition:transform var(--dur) var(--ease)}
.btn-text:hover{color:var(--accent)}
.btn-text:hover svg{transform:translateX(3px)}
.btn-text.is-joined{color:var(--mint)}
.btn-text.is-joined svg{transform:none}

/* ---------- 徽章 ---------- */
.badge-mint,.badge-time,.badge-gold{
  display:inline-flex;align-items:center;gap:6px;
  height:26px;padding:0 12px;border-radius:var(--radius-pill);
  font-size:12.5px;font-weight:600;line-height:1;
  white-space:nowrap;
}
.badge-mint{background:rgba(53,226,180,.12);color:var(--mint)}
.badge-time{background:rgba(255,255,255,.08);color:var(--text-2)}
.badge-gold{background:rgba(255,194,75,.14);color:var(--gold)}
.badge-live{background:rgba(255,106,61,.16);color:var(--accent)}
.badge-live::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 3px rgba(255,106,61,.22)}

/* ---------- 面包屑 ---------- */
.crumb{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--text-3);flex-wrap:wrap}
.crumb a{color:var(--text-2)}
.crumb a:hover{color:var(--mint)}
.crumb .sep{color:rgba(255,255,255,.22)}
.crumb .current{color:var(--text-3)}

/* ---------- 分类头图区 ---------- */
.cat-hero{
  position:relative;
  margin-top:var(--sp-5);
  border-radius:var(--radius-lg);
  border:1px solid var(--line);
  background:linear-gradient(120deg,rgba(19,37,61,.95) 0%,rgba(14,28,48,.86) 58%,rgba(10,20,36,.9) 100%);
  overflow:hidden;
  box-shadow:var(--shadow-card);
}
.cat-hero::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
  background:linear-gradient(90deg,var(--accent),var(--mint) 60%,transparent);
}
.cat-hero-inner{
  display:grid;grid-template-columns:1.25fr 1fr;gap:var(--sp-6);
  align-items:center;padding:var(--sp-7) var(--sp-7);
  position:relative;z-index:1;
}
.cat-hero h1{
  font-size:clamp(28px,3.6vw,44px);
  font-weight:800;line-height:1.24;
  margin-top:var(--sp-4);
}
.cat-hero h1 .hl{color:var(--mint)}
.cat-hero .cat-lead{
  margin-top:var(--sp-4);
  font-size:16px;line-height:1.8;color:var(--text-2);max-width:560px;
}
.cat-hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:var(--sp-5)}
.cat-hero-facts{display:flex;flex-wrap:wrap;gap:var(--sp-5);margin-top:var(--sp-5)}
.cat-hero-facts .fact{min-width:88px}
.cat-hero-facts .fact b{display:block;font-size:26px;font-weight:800;color:var(--mint);font-variant-numeric:tabular-nums;line-height:1.2}
.cat-hero-facts .fact span{font-size:13px;color:var(--text-3)}
.cat-hero-media{
  position:relative;border-radius:var(--radius-lg);overflow:hidden;
  border:1px solid var(--line);min-height:240px;
}
.cat-hero-media img{width:100%;height:100%;min-height:240px;object-fit:cover;opacity:.92}
.cat-hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(10,20,36,.12) 0%,rgba(10,20,36,.72) 100%);
}
.cat-hero-media .media-note{
  position:absolute;left:16px;right:16px;bottom:16px;z-index:2;
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:12px 16px;border-radius:14px;
  background:rgba(10,20,36,.68);
  border:1px solid var(--line);
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  font-size:13px;color:var(--text-2);
}
.cat-hero-media .media-note strong{color:var(--text);font-weight:700}

/* ---------- 筛选 ---------- */
.filter-row{
  display:flex;flex-wrap:wrap;gap:10px;
  padding:var(--sp-4) 0 var(--sp-5);
}
.filter-btn{
  height:38px;padding:0 20px;border-radius:var(--radius-pill);
  background:rgba(255,255,255,.05);
  border:1px solid var(--line);
  color:var(--text-2);font-size:14px;font-weight:600;cursor:pointer;
  transition:all var(--dur) var(--ease);
}
.filter-btn:hover{color:var(--text);border-color:rgba(255,106,61,.45);background:rgba(255,255,255,.09)}
.filter-btn.active{
  background:linear-gradient(135deg,var(--accent),var(--accent-deep));
  border-color:transparent;color:#fff;
  box-shadow:0 8px 22px rgba(255,106,61,.28);
}

/* ---------- 玻璃卡 ---------- */
.glass-card{
  position:relative;
  border-radius:var(--radius-md);
  border:1px solid var(--line);
  background:var(--glass);
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  box-shadow:var(--shadow-card), inset 0 1px 0 rgba(255,255,255,.08);
  padding:var(--sp-5);
  overflow:hidden;
  transition:transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
.glass-card::before{
  content:"";position:absolute;left:0;top:0;height:2px;width:100%;
  background:linear-gradient(90deg,var(--accent),var(--mint));
  opacity:.85;
}
.card-num{
  position:absolute;right:18px;top:14px;
  font-size:13px;font-weight:600;color:var(--text-3);
  font-variant-numeric:tabular-nums;letter-spacing:.06em;
}

/* ---------- 时间线 ---------- */
.timeline{margin-top:var(--sp-5)}
.tl-item{
  position:relative;
  display:grid;grid-template-columns:40px 1fr;gap:var(--sp-4);
  padding-bottom:var(--sp-5);
}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{
  content:"";position:absolute;left:19px;top:18px;bottom:-4px;width:2px;
  background:linear-gradient(180deg,rgba(255,106,61,.75),rgba(255,255,255,.06));
}
.tl-item:last-child::before{display:none}
.tl-marker{display:flex;justify-content:center;padding-top:22px}
.tl-dot{
  width:12px;height:12px;border-radius:50%;
  background:rgba(255,255,255,.28);
  box-shadow:0 0 0 4px rgba(255,255,255,.04);
  flex:none;
}
.tl-dot.is-live{background:var(--mint);box-shadow:0 0 0 4px rgba(53,226,180,.14),0 0 14px rgba(53,226,180,.6)}
.tl-dot.is-done{background:rgba(255,255,255,.24)}
.tl-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(255,106,61,.34)}
.tl-head{display:flex;align-items:center;gap:var(--sp-3);flex-wrap:wrap;padding-right:44px}
.tl-time{
  font-size:22px;font-weight:800;color:var(--accent);
  font-variant-numeric:tabular-nums;line-height:1.2;
}
.tl-card h3{font-size:20px;font-weight:700;margin-top:var(--sp-3);line-height:1.4}
.tl-card .tl-desc{margin-top:var(--sp-2);font-size:15px;color:var(--text-2);line-height:1.75}
.tl-meta{
  display:flex;flex-wrap:wrap;gap:var(--sp-4);
  margin-top:var(--sp-4);padding-top:var(--sp-3);
  border-top:1px solid var(--line-soft);
  font-size:13.5px;color:var(--text-3);
}
.tl-meta span{display:inline-flex;align-items:center;gap:6px}
.tl-meta svg{width:16px;height:16px;color:var(--mint);flex:none}
.tl-foot{display:flex;align-items:center;justify-content:space-between;gap:var(--sp-4);margin-top:var(--sp-4);flex-wrap:wrap}

/* ---------- 数据条 ---------- */
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--sp-4)}
.stat-card{
  border-radius:var(--radius-md);
  border:1px solid var(--line);
  background:rgba(255,255,255,.04);
  padding:var(--sp-5);
  transition:transform var(--dur) var(--ease),border-color var(--dur) var(--ease),background var(--dur) var(--ease);
}
.stat-card:hover{transform:translateY(-4px);border-color:rgba(53,226,180,.35);background:rgba(255,255,255,.06)}
.stat-card b{display:block;font-size:30px;font-weight:800;color:var(--mint);font-variant-numeric:tabular-nums;line-height:1.2}
.stat-card span{display:block;margin-top:6px;font-size:13.5px;color:var(--text-3)}
.stat-card p{margin-top:var(--sp-2);font-size:13.5px;color:var(--text-2);line-height:1.7}

/* ---------- 观赛体验三卡 ---------- */
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--sp-5)}
.feature-card{padding:var(--sp-5)}
.feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.feature-icon{
  width:44px;height:44px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(53,226,180,.10);
  border:1px solid rgba(53,226,180,.22);
  color:var(--mint);margin-bottom:var(--sp-4);
}
.feature-icon svg{width:22px;height:22px}
.feature-card h3{font-size:20px;margin-top:var(--sp-2)}
.feature-card p{margin-top:var(--sp-3);font-size:15px;color:var(--text-2);line-height:1.8}

/* ---------- 图文块 ---------- */
.split{
  display:grid;grid-template-columns:1.05fr .95fr;gap:var(--sp-6);align-items:center;
}
.split-media{border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);position:relative}
.split-media img{width:100%;height:100%;object-fit:cover;min-height:300px}
.split-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,20,36,.06),rgba(10,20,36,.6))}
.split-list{margin-top:var(--sp-5);display:grid;gap:var(--sp-4)}
.split-list li{
  display:grid;grid-template-columns:26px 1fr;gap:12px;
  font-size:15px;color:var(--text-2);line-height:1.75;
}
.split-list .tick{
  width:22px;height:22px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:rgba(53,226,180,.14);color:var(--mint);margin-top:2px;
}
.split-list .tick svg{width:13px;height:13px}
.split-list strong{color:var(--text);font-weight:700}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:920px}
.accordion-item{background:transparent;border:0;margin-bottom:12px}
.accordion-button{
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:14px!important;
  color:var(--text);
  font-size:15.5px;font-weight:600;
  padding:16px 20px;
  box-shadow:none;
  transition:background var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
.accordion-button:hover{background:rgba(255,255,255,.08)}
.accordion-button:not(.collapsed){
  background:rgba(255,106,61,.10);
  border-color:rgba(255,106,61,.45);
  color:var(--text);
  box-shadow:none;
}
.accordion-button:focus{box-shadow:none;outline:2px solid var(--mint);outline-offset:2px}
.accordion-button::after{
  background-image:none;
  content:"+";
  font-size:20px;line-height:1;font-weight:600;
  width:auto;height:auto;
  color:var(--mint);
  transition:transform var(--dur) var(--ease),color var(--dur) var(--ease);
}
.accordion-button:not(.collapsed)::after{transform:rotate(45deg);color:var(--accent)}
.accordion-body{
  padding:14px 20px 18px;
  font-size:15px;line-height:1.85;color:var(--text-2);
}

/* ---------- CTA 横幅 ---------- */
.cta-band{
  position:relative;overflow:hidden;
  border-radius:var(--radius-lg);
  border:1px solid var(--line);
  background:linear-gradient(120deg,rgba(19,37,61,.94),rgba(14,28,48,.9));
  padding:var(--sp-7);
  display:grid;grid-template-columns:1.15fr .85fr;gap:var(--sp-6);align-items:center;
  box-shadow:var(--shadow-card);
}
.cta-band::before{
  content:"";position:absolute;right:-120px;top:-140px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,106,61,.30),transparent 68%);
  pointer-events:none;
}
.cta-band::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
  background:linear-gradient(90deg,var(--mint),var(--accent) 55%,transparent);
}
.cta-band h2{font-size:clamp(23px,2.6vw,32px);position:relative;z-index:1}
.cta-band p{margin-top:var(--sp-3);font-size:15px;color:var(--text-2);line-height:1.8;position:relative;z-index:1}
.cta-band .cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:var(--sp-5);position:relative;z-index:1}
.cta-side{
  position:relative;z-index:1;
  border-radius:var(--radius-md);
  border:1px solid var(--line);
  background:rgba(10,20,36,.55);
  padding:var(--sp-5);
}
.cta-side h3{font-size:17px;font-weight:700}
.cta-side ul{margin-top:var(--sp-3);display:grid;gap:10px}
.cta-side li{font-size:14px;color:var(--text-2);display:flex;gap:8px;align-items:flex-start}
.cta-side li b{color:var(--mint);font-weight:700}
.cta-side .hot{
  display:inline-flex;align-items:center;gap:6px;margin-top:var(--sp-4);
  font-size:13px;color:var(--text-3);
}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:var(--sp-8);
  background:#08111F;
  border-top:1px solid transparent;
  border-image:linear-gradient(90deg,transparent,rgba(255,106,61,.5),rgba(53,226,180,.5),transparent) 1;
  padding:var(--sp-7) 0 var(--sp-4);
}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:19px;font-weight:800}
.footer-desc{margin-top:var(--sp-3);font-size:14px;color:var(--text-3);line-height:1.8;max-width:300px}
.footer-title{font-size:14px;font-weight:700;color:var(--text);margin-bottom:var(--sp-4)}
.footer-links{display:grid;gap:10px}
.footer-links a{font-size:14px;color:var(--text-2)}
.footer-links a:hover{color:var(--mint)}
.footer-info{font-size:14px;color:var(--text-2);line-height:2}
.footer-info strong{color:var(--text);font-weight:600}
.footer-bottom{
  margin-top:var(--sp-6);padding-top:var(--sp-4);
  border-top:1px solid rgba(255,255,255,.07);
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:13px;color:var(--text-3);
}

/* ---------- 抽屉 ---------- */
.drawer{
  background:linear-gradient(180deg,#0E1C30 0%,#0A1424 100%)!important;
  border-left:1px solid var(--line);
  color:var(--text);
  width:min(88vw,360px)!important;
}
.drawer .offcanvas-header{border-bottom:1px solid var(--line-soft);padding:18px 20px}
.drawer-title{font-size:17px;font-weight:800}
.drawer .btn-close{filter:invert(1) grayscale(1);opacity:.7}
.drawer .btn-close:hover{opacity:1}
.drawer .offcanvas-body{padding:20px}
.drawer-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.drawer-card{
  display:flex;flex-direction:column;align-items:flex-start;gap:10px;
  padding:14px;border-radius:14px;
  background:rgba(255,255,255,.05);
  border:1px solid var(--line);
  color:var(--text-2);font-size:13.5px;font-weight:600;line-height:1.4;
  transition:all var(--dur) var(--ease);
}
.drawer-card svg{width:20px;height:20px;color:var(--mint)}
.drawer-card:hover,.drawer-card.active{
  background:rgba(255,106,61,.12);
  border-color:rgba(255,106,61,.45);
  color:var(--text);
}
.drawer-card.active svg{color:var(--accent)}
.drawer-foot{margin-top:var(--sp-5);padding-top:var(--sp-4);border-top:1px solid var(--line-soft)}
.drawer-foot .btn-main{width:100%}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .nav-pill{padding:0 11px;font-size:13.5px}
  .nav-list{gap:6px}
  .stat-grid{gap:12px}
}
@media (max-width:991px){
  .shell{padding:0 20px}
  .nav-list{display:none}
  .nav-cta{display:none}
  .burger{display:inline-flex;margin-left:auto}
  .nav-shell{padding:10px 12px}
  .cat-hero-inner{grid-template-columns:1fr;padding:var(--sp-6)}
  .cat-hero-media{min-height:200px;order:-1}
  .cat-hero-media img{min-height:200px}
  .feature-grid{grid-template-columns:1fr 1fr}
  .stat-grid{grid-template-columns:1fr 1fr}
  .split{grid-template-columns:1fr;gap:var(--sp-5)}
  .split-media img{min-height:240px}
  .cta-band{grid-template-columns:1fr;padding:var(--sp-6)}
}
@media (max-width:767px){
  .shell{padding:0 16px}
  .section{padding:56px 0}
  .section-tight{padding:44px 0}
  body{font-size:16px}
  .brand{font-size:17px}
  .brand-mark{width:24px;height:24px}
  .cat-hero h1{font-size:clamp(25px,7vw,32px)}
  .cat-hero .cat-lead{font-size:15px}
  .cat-hero-facts{gap:var(--sp-4)}
  .cat-hero-facts .fact b{font-size:22px}
  .feature-grid{grid-template-columns:1fr}
  .stat-grid{grid-template-columns:1fr 1fr;gap:12px}
  .stat-card{padding:18px}
  .stat-card b{font-size:24px}
  .tl-item{grid-template-columns:26px 1fr;gap:10px}
  .tl-item::before{left:12px}
  .tl-marker{padding-top:20px}
  .tl-dot{width:10px;height:10px}
  .glass-card{padding:20px}
  .tl-card h3{font-size:18px;padding-right:0}
  .tl-head{padding-right:0}
  .tl-time{font-size:20px}
  .tl-meta{gap:12px;font-size:13px}
  .tl-foot{flex-direction:column;align-items:flex-start;gap:12px}
  .tl-foot .btn-ghost{width:100%}
  .cta-band{padding:24px 20px}
  .cta-actions .btn-main,.cta-actions .btn-ghost{width:100%}
  .footer-bottom{flex-direction:column;gap:8px}
  .cat-hero-actions .btn-main,.cat-hero-actions .btn-ghost{width:100%}
}
@media (max-width:520px){
  .stat-grid{grid-template-columns:1fr}
  .filter-row{gap:8px}
  .filter-btn{height:36px;padding:0 16px;font-size:13.5px}
  .cat-hero-media .media-note{flex-direction:column;align-items:flex-start;gap:6px;font-size:12.5px}
  .section-head h2{font-size:22px}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important}
  .glass-card:hover,.stat-card:hover,.feature-card:hover,.tl-card:hover{transform:none}
}

/* roulang page: category2 */
:root{
  --bg:#0A1424;
  --bg-2:#0E1C30;
  --bg-3:#13253D;
  --coral:#FF6A3D;
  --coral-deep:#E8501F;
  --mint:#35E2B4;
  --gold:#FFC24B;
  --text:#F2F6FC;
  --text-2:#A9B8CC;
  --text-3:#6F8299;
  --line:rgba(255,255,255,.10);
  --line-soft:rgba(255,255,255,.07);
  --glass:rgba(255,255,255,.055);
  --glass-strong:rgba(255,255,255,.085);
  --r-sm:10px;
  --r-md:14px;
  --r-lg:18px;
  --r-xl:24px;
  --shadow:0 8px 24px rgba(0,0,0,.35);
  --shadow-hover:0 16px 40px rgba(0,0,0,.45);
  --ease:cubic-bezier(.2,.7,.3,1);
  --t:200ms;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background-color:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  z-index:-1;
  pointer-events:none;
  background-image:
    radial-gradient(620px 420px at 12% -6%, rgba(53,226,180,.10), transparent 70%),
    radial-gradient(720px 540px at 96% 88%, rgba(255,106,61,.10), transparent 70%),
    linear-gradient(rgba(255,255,255,.026) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.026) 1px, transparent 1px);
  background-size:auto,auto,44px 44px,44px 44px;
}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
button{font-family:inherit;}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:2px solid var(--mint);
  outline-offset:3px;
}
.shell{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}
.section{padding:72px 0;}
.section--tight{padding:56px 0;}
.section--alt{background:linear-gradient(180deg, rgba(19,37,61,.72), rgba(19,37,61,0));}

/* ============ 头部与导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  padding-top:16px;
  padding-bottom:12px;
  background:linear-gradient(180deg, rgba(10,20,36,.96) 0%, rgba(10,20,36,.72) 62%, rgba(10,20,36,0) 100%);
}
.nav-shell{
  display:flex;
  align-items:center;
  gap:14px;
  padding:10px 14px;
  border-radius:var(--r-lg);
  background:rgba(14,28,48,.72);
  border:1px solid var(--line);
  box-shadow:var(--shadow);
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:19px;
  font-weight:800;
  letter-spacing:0;
  color:var(--text);
  white-space:nowrap;
  flex-shrink:0;
}
.brand-mark{
  width:26px;
  height:26px;
  border-radius:8px;
  display:inline-block;
  background:linear-gradient(135deg,var(--coral) 0%,#FF9A6E 45%,var(--mint) 100%);
  box-shadow:0 0 0 1px rgba(255,255,255,.18) inset, 0 6px 16px rgba(255,106,61,.28);
  position:relative;
  flex-shrink:0;
}
.brand-mark::after{
  content:"";
  position:absolute;
  inset:7px;
  border-radius:3px;
  border:1.5px solid rgba(10,20,36,.55);
}
.brand-mint{color:var(--mint);font-weight:700;}
.nav-list{
  display:flex;
  align-items:center;
  gap:8px;
  margin-left:auto;
}
.nav-pill{
  display:inline-flex;
  align-items:center;
  gap:7px;
  height:40px;
  padding:0 13px;
  border-radius:var(--r-sm);
  background:rgba(255,255,255,.045);
  border:1px solid rgba(255,255,255,.07);
  color:var(--text-2);
  font-size:14px;
  font-weight:500;
  white-space:nowrap;
  transition:background var(--t) var(--ease), color var(--t) var(--ease), border-color var(--t) var(--ease), transform var(--t) var(--ease);
}
.nav-pill svg{width:17px;height:17px;flex-shrink:0;color:var(--mint);transition:color var(--t) var(--ease);}
.nav-pill:hover,.nav-pill:focus-visible{
  background:var(--glass-strong);
  border-color:rgba(255,106,61,.55);
  color:var(--text);
  transform:translateY(-1px);
}
.nav-pill.active{
  background:rgba(255,106,61,.13);
  border-color:rgba(255,106,61,.45);
  color:var(--text);
  font-weight:600;
  box-shadow:inset 3px 0 0 0 var(--coral);
}
.nav-cta{flex-shrink:0;display:flex;align-items:center;}
.btn-main,.btn-ghost,.btn-line{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 28px;
  border-radius:999px;
  font-size:15px;
  font-weight:700;
  border:1px solid transparent;
  cursor:pointer;
  white-space:nowrap;
  transition:transform var(--t) var(--ease), box-shadow var(--t) var(--ease), background var(--t) var(--ease), border-color var(--t) var(--ease), color var(--t) var(--ease);
}
.btn-main{
  background:linear-gradient(135deg,var(--coral) 0%,var(--coral-deep) 100%);
  color:#fff;
  box-shadow:0 0 0 1px rgba(255,106,61,.55), 0 10px 30px rgba(255,106,61,.28);
}
.btn-main:hover,.btn-main:focus-visible{
  transform:translateY(-1px);
  box-shadow:0 0 0 1px rgba(255,106,61,.75), 0 14px 36px rgba(255,106,61,.42);
  color:#fff;
}
.btn-main:active{transform:translateY(1px);box-shadow:0 0 0 1px rgba(255,106,61,.55), 0 6px 16px rgba(255,106,61,.24);}
.btn-main[disabled],.btn-main.disabled{opacity:.45;box-shadow:none;pointer-events:none;}
.btn-ghost{
  background:rgba(255,255,255,.03);
  border-color:rgba(255,255,255,.18);
  color:var(--coral);
}
.btn-ghost:hover,.btn-ghost:focus-visible{
  background:rgba(255,106,61,.10);
  border-color:var(--coral);
  color:#FFB393;
  transform:translateY(-1px);
}
.btn-ghost:active{transform:translateY(1px);}
.link-btn{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14px;
  font-weight:600;
  color:var(--mint);
  background:none;
  border:0;
  padding:0;
  transition:color var(--t) var(--ease), gap var(--t) var(--ease);
}
.link-btn svg{width:16px;height:16px;transition:transform var(--t) var(--ease);}
.link-btn:hover,.link-btn:focus-visible{color:#7DF5D2;gap:9px;}
.link-btn:hover svg{transform:translateX(3px);}
.burger{
  display:none;
  width:42px;height:42px;
  align-items:center;justify-content:center;
  border-radius:var(--r-sm);
  background:rgba(255,255,255,.06);
  border:1px solid var(--line);
  color:var(--text);
  margin-left:auto;
  cursor:pointer;
  transition:background var(--t) var(--ease), border-color var(--t) var(--ease);
}
.burger:hover{background:var(--glass-strong);border-color:rgba(255,106,61,.5);}

/* ============ 抽屉导航 ============ */
.offcanvas.drawer{
  background:linear-gradient(180deg,#0E1C30 0%, #0A1424 100%);
  border-left:1px solid var(--line);
  color:var(--text);
  width:min(88vw,340px);
}
.drawer .offcanvas-header{
  padding:20px;
  border-bottom:1px solid var(--line-soft);
}
.drawer-title{font-size:17px;font-weight:800;display:flex;align-items:center;gap:10px;}
.drawer .offcanvas-body{padding:18px 20px;}
.drawer-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;}
.drawer-card{
  display:flex;
  flex-direction:column;
  align-items:flex-start;
  gap:8px;
  padding:14px 12px;
  border-radius:var(--r-md);
  background:var(--glass);
  border:1px solid var(--line);
  color:var(--text-2);
  font-size:13.5px;
  line-height:1.45;
  transition:background var(--t) var(--ease), border-color var(--t) var(--ease), color var(--t) var(--ease);
}
.drawer-card svg{width:20px;height:20px;color:var(--mint);}
.drawer-card:hover,.drawer-card:focus-visible{background:var(--glass-strong);border-color:rgba(255,106,61,.5);color:var(--text);}
.drawer-card.active{background:rgba(255,106,61,.13);border-color:rgba(255,106,61,.45);color:var(--text);}
.drawer-foot{padding:16px 20px 24px;border-top:1px solid var(--line-soft);}
.btn-close-custom{
  filter:invert(1) grayscale(1) brightness(1.6);
  opacity:.7;
}
.btn-close-custom:hover{opacity:1;}

/* ============ 分类头图区 ============ */
.cat-hero{
  position:relative;
  padding:40px 0 0;
}
.cat-hero-inner{
  border-radius:var(--r-xl);
  background:linear-gradient(120deg, rgba(19,37,61,.9), rgba(14,28,48,.62));
  border:1px solid var(--line);
  padding:38px 36px;
  position:relative;
  overflow:hidden;
  box-shadow:var(--shadow);
}
.cat-hero-inner::before{
  content:"";
  position:absolute;
  top:-140px;right:-100px;
  width:380px;height:380px;
  border-radius:50%;
  background:radial-gradient(circle, rgba(255,106,61,.20), transparent 68%);
  pointer-events:none;
}
.cat-hero-inner::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:0;height:2px;
  background:linear-gradient(90deg,var(--coral),var(--mint),transparent);
}
.crumb{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:14px;
  color:var(--text-3);
  margin-bottom:14px;
  flex-wrap:wrap;
}
.crumb a{color:var(--text-2);transition:color var(--t) var(--ease);}
.crumb a:hover{color:var(--mint);}
.crumb .sep{color:var(--text-3);opacity:.7;}
.crumb .current{color:var(--text-3);}
.cat-hero h1{
  font-size:clamp(30px,4.2vw,46px);
  font-weight:800;
  line-height:1.22;
  color:var(--text);
  margin-bottom:16px;
}
.cat-hero .lede{
  font-size:16px;
  color:var(--text-2);
  max-width:640px;
  line-height:1.8;
  margin-bottom:26px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;}
.hero-media{
  position:relative;
  border-radius:var(--r-xl);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--shadow);
  min-height:230px;
}
.hero-media img{
  width:100%;
  height:100%;
  min-height:230px;
  object-fit:cover;
  display:block;
}
.hero-media::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg, rgba(10,20,36,.10) 0%, rgba(10,20,36,.86) 100%);
  pointer-events:none;
}
.hero-media-bar{
  position:absolute;
  left:16px;right:16px;bottom:16px;
  z-index:2;
  display:flex;
  align-items:center;
  gap:10px;
  padding:11px 14px;
  border-radius:var(--r-md);
  background:rgba(10,20,36,.66);
  border:1px solid var(--line);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  font-size:13px;
  color:var(--text-2);
}
.hero-media-bar .dot{
  width:8px;height:8px;border-radius:50%;
  background:var(--mint);
  box-shadow:0 0 0 4px rgba(53,226,180,.16);
  flex-shrink:0;
}

/* ============ 通用板块标题 ============ */
.sec-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:20px;
  margin-bottom:36px;
  flex-wrap:wrap;
}
.sec-title{
  font-size:clamp(24px,2.8vw,34px);
  font-weight:700;
  line-height:1.3;
  color:var(--text);
  margin-bottom:10px;
}
.sec-sub{
  font-size:15px;
  color:var(--text-2);
  max-width:660px;
  line-height:1.8;
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12.5px;
  font-weight:600;
  color:var(--mint);
  background:rgba(53,226,180,.12);
  border:1px solid rgba(53,226,180,.22);
  border-radius:999px;
  height:26px;
  padding:0 12px;
  margin-bottom:14px;
}

/* ============ 玻璃卡片 ============ */
.glass-card{
  position:relative;
  height:100%;
  border-radius:var(--r-lg);
  padding:26px 24px;
  background:var(--glass);
  border:1px solid var(--line);
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  box-shadow:var(--shadow);
  overflow:hidden;
  transition:transform var(--t) var(--ease), box-shadow var(--t) var(--ease), border-color var(--t) var(--ease), background var(--t) var(--ease);
}
.glass-card::before{
  content:"";
  position:absolute;
  top:0;left:0;right:0;
  height:2px;
  background:linear-gradient(90deg,var(--coral),var(--mint));
  opacity:.85;
  transform:scaleX(.35);
  transform-origin:left;
  transition:transform 320ms var(--ease);
}
.glass-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-hover);
  border-color:rgba(255,255,255,.18);
  background:var(--glass-strong);
}
.glass-card:hover::before{transform:scaleX(1);}
.card-num{
  font-size:13px;
  font-weight:600;
  color:var(--text-3);
  font-variant-numeric:tabular-nums;
  letter-spacing:.04em;
  display:block;
  margin-bottom:14px;
}
.benefit-icon{
  width:46px;height:46px;
  border-radius:13px;
  display:flex;
  align-items:center;
  justify-content:center;
  background:rgba(255,106,61,.13);
  border:1px solid rgba(255,106,61,.28);
  color:var(--coral);
  margin-bottom:18px;
}
.benefit-icon svg{width:22px;height:22px;}
.benefit-card h3{
  font-size:20px;
  font-weight:700;
  line-height:1.4;
  color:var(--text);
  margin-bottom:10px;
}
.benefit-card p{
  font-size:14.5px;
  color:var(--text-2);
  line-height:1.8;
  margin-bottom:18px;
}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px;}
.badge-pill{
  display:inline-flex;
  align-items:center;
  gap:6px;
  height:26px;
  padding:0 12px;
  border-radius:999px;
  font-size:12.5px;
  font-weight:600;
  background:rgba(53,226,180,.12);
  color:var(--mint);
  border:1px solid rgba(53,226,180,.2);
}
.badge-pill--gold{
  background:rgba(255,194,75,.14);
  color:var(--gold);
  border-color:rgba(255,194,75,.26);
}
.badge-pill--plain{
  background:rgba(255,255,255,.08);
  color:var(--text-2);
  border-color:rgba(255,255,255,.10);
}

/* 数据卡 */
.stat-card{
  background:linear-gradient(150deg, rgba(255,106,61,.14), rgba(53,226,180,.08) 70%, rgba(255,255,255,.04));
  border-color:rgba(255,106,61,.26);
}
.stat-card:hover{background:linear-gradient(150deg, rgba(255,106,61,.20), rgba(53,226,180,.10) 70%, rgba(255,255,255,.06));}
.stat-item{padding:14px 0;border-bottom:1px dashed rgba(255,255,255,.10);}
.stat-item:last-child{border-bottom:0;padding-bottom:0;}
.stat-item:first-child{padding-top:0;}
.stat-num{
  font-size:28px;
  font-weight:800;
  color:var(--mint);
  line-height:1.2;
  font-variant-numeric:tabular-nums;
}
.stat-label{
  font-size:13px;
  color:var(--text-3);
  margin-top:4px;
}

/* ============ 交错图文 ============ */
.split-row + .split-row{margin-top:32px;}
.split-media{
  position:relative;
  border-radius:var(--r-lg);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--shadow);
  height:100%;
  min-height:280px;
}
.split-media img{
  width:100%;
  height:100%;
  min-height:280px;
  object-fit:cover;
  transition:transform 420ms var(--ease);
}
.split-media:hover img{transform:scale(1.03);}
.split-media::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg, rgba(10,20,36,.05), rgba(10,20,36,.55));
  pointer-events:none;
}
.split-body{
  height:100%;
  padding:30px 30px;
  border-radius:var(--r-lg);
  background:rgba(255,255,255,.04);
  border:1px solid var(--line);
  display:flex;
  flex-direction:column;
  justify-content:center;
}
.split-body h3{
  font-size:22px;
  font-weight:700;
  line-height:1.4;
  margin-bottom:14px;
  color:var(--text);
}
.split-body p{
  font-size:15px;
  color:var(--text-2);
  line-height:1.85;
  margin-bottom:14px;
}
.split-body p:last-of-type{margin-bottom:22px;}
.check-list{margin-bottom:22px;}
.check-list li{
  display:flex;
  gap:10px;
  align-items:flex-start;
  font-size:14.5px;
  color:var(--text-2);
  line-height:1.8;
  padding:5px 0;
}
.check-list li svg{
  width:17px;height:17px;
  flex-shrink:0;
  margin-top:4px;
  color:var(--mint);
}

/* ============ 等级三档 ============ */
.grade-list{border-top:1px solid var(--line-soft);}
.grade-item{
  display:flex;
  gap:24px;
  padding:28px 0 28px 22px;
  border-bottom:1px solid var(--line-soft);
  border-left:2px solid transparent;
  transition:border-color var(--t) var(--ease), background var(--t) var(--ease);
}
.grade-item:hover{
  border-left-color:var(--coral);
  background:linear-gradient(90deg, rgba(255,106,61,.07), transparent 70%);
}
.grade-num{
  font-size:26px;
  font-weight:800;
  line-height:1.2;
  color:rgba(255,255,255,.22);
  font-variant-numeric:tabular-nums;
  min-width:56px;
  transition:color var(--t) var(--ease);
}
.grade-item:hover .grade-num{color:var(--coral);}
.grade-body h3{
  font-size:20px;
  font-weight:700;
  margin-bottom:8px;
  color:var(--text);
}
.grade-body p{
  font-size:15px;
  color:var(--text-2);
  line-height:1.85;
  max-width:780px;
}
.grade-meta{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin-top:14px;
}

/* ============ FAQ ============ */
.accordion{--bs-accordion-bg:transparent;--bs-accordion-border-color:transparent;}
.faq .accordion-item{
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  margin-bottom:12px;
  overflow:hidden;
  transition:border-color var(--t) var(--ease), background var(--t) var(--ease);
}
.faq .accordion-item:hover{border-color:rgba(255,255,255,.18);}
.faq .accordion-button{
  background:transparent;
  color:var(--text);
  font-size:15.5px;
  font-weight:600;
  line-height:1.6;
  padding:18px 54px 18px 20px;
  box-shadow:none;
  border-radius:var(--r-md);
}
.faq .accordion-button:not(.collapsed){
  background:rgba(255,106,61,.09);
  color:#fff;
  box-shadow:none;
}
.faq .accordion-button:focus{box-shadow:0 0 0 2px var(--mint) inset;border-radius:var(--r-md);}
.faq .accordion-button::after{
  background-image:none;
  content:"+";
  font-size:22px;
  font-weight:400;
  line-height:1;
  color:var(--mint);
  width:24px;height:24px;
  display:flex;
  align-items:center;
  justify-content:center;
  transform:none;
  position:absolute;
  right:18px;
  transition:color var(--t) var(--ease), transform var(--t) var(--ease);
}
.faq .accordion-button:not(.collapsed)::after{content:"−";color:var(--coral);transform:none;}
.faq .accordion-body{
  padding:4px 20px 20px;
  font-size:15px;
  line-height:1.85;
  color:var(--text-2);
}

/* ============ CTA 横幅 ============ */
.cta-band{
  position:relative;
  border-radius:var(--r-xl);
  padding:44px 40px;
  background:linear-gradient(120deg, rgba(19,37,61,.94), rgba(14,28,48,.78));
  border:1px solid var(--line);
  overflow:hidden;
  box-shadow:var(--shadow);
}
.cta-band::before{
  content:"";
  position:absolute;
  top:-160px;right:-80px;
  width:420px;height:420px;
  border-radius:50%;
  background:radial-gradient(circle, rgba(255,106,61,.24), transparent 66%);
  pointer-events:none;
}
.cta-band h2{
  font-size:clamp(23px,2.6vw,32px);
  font-weight:700;
  line-height:1.35;
  margin-bottom:14px;
}
.cta-band p{
  font-size:15px;
  color:var(--text-2);
  line-height:1.85;
  margin-bottom:10px;
}
.cta-contact{
  font-size:14px;
  color:var(--text-2);
  line-height:2;
  margin-top:16px;
}
.cta-contact strong{color:var(--mint);font-weight:600;}
.cta-actions{display:flex;flex-direction:column;gap:12px;align-items:flex-start;}
.cta-actions .btn-main,.cta-actions .btn-ghost{width:100%;}
.cta-note{font-size:12.5px;color:var(--text-3);margin-top:6px;line-height:1.7;}

/* ============ 页脚 ============ */
.site-footer{
  margin-top:24px;
  background:#08101D;
  border-top:1px solid transparent;
  border-image:linear-gradient(90deg,var(--coral),var(--mint),transparent) 1;
  padding:56px 0 26px;
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:19px;
  font-weight:800;
  color:var(--text);
  margin-bottom:14px;
}
.footer-desc{
  font-size:14px;
  color:var(--text-3);
  line-height:1.8;
  max-width:300px;
}
.footer-title{
  font-size:14px;
  font-weight:700;
  color:var(--text);
  margin-bottom:14px;
  letter-spacing:.02em;
}
.footer-links li{margin-bottom:10px;}
.footer-links a{
  font-size:14px;
  color:var(--text-2);
  transition:color var(--t) var(--ease);
}
.footer-links a:hover,.footer-links a:focus-visible{color:var(--mint);}
.footer-info{
  font-size:14px;
  color:var(--text-2);
  line-height:2;
}
.footer-info strong{color:var(--text);font-weight:600;}
.footer-bottom{
  margin-top:40px;
  padding-top:20px;
  border-top:1px solid var(--line-soft);
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:10px;
  font-size:13px;
  color:var(--text-3);
}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .nav-pill{padding:0 11px;font-size:13.5px;gap:6px;}
  .nav-shell{gap:10px;}
  .sec-head{margin-bottom:30px;}
}
@media (max-width:1099.98px){
  .nav-list,.nav-cta{display:none;}
  .burger{display:inline-flex;}
}
@media (max-width:991.98px){
  .section{padding:56px 0;}
  .section--tight{padding:44px 0;}
  .cat-hero{padding-top:24px;}
  .cat-hero-inner{padding:28px 24px;}
  .hero-media{margin-top:8px;min-height:200px;}
  .hero-media img{min-height:200px;}
  .hero-actions .btn-main,.hero-actions .btn-ghost{flex:1 1 auto;}
  .split-body{padding:24px 22px;}
  .split-media,.split-media img{min-height:220px;}
  .cta-band{padding:32px 24px;}
  .cta-actions{margin-top:20px;}
}
@media (max-width:767.98px){
  .shell{padding-left:16px;padding-right:16px;}
  body{font-size:15px;}
  .nav-shell{padding:8px 10px;gap:8px;}
  .brand{font-size:17px;}
  .brand-mark{width:24px;height:24px;}
  .site-header{padding-top:10px;padding-bottom:8px;}
  .section{padding:48px 0;}
  .cat-hero-inner{padding:24px 18px;}
  .cat-hero h1{font-size:clamp(26px,7vw,32px);}
  .cat-hero .lede{font-size:15px;margin-bottom:20px;}
  .hero-actions{flex-direction:column;align-items:stretch;gap:10px;}
  .hero-actions .btn-main,.hero-actions .btn-ghost{width:100%;padding:0 20px;}
  .glass-card{padding:22px 20px;}
  .grade-item{gap:14px;padding:22px 0 22px 16px;}
  .grade-num{font-size:22px;min-width:40px;}
  .faq .accordion-button{font-size:15px;padding:16px 48px 16px 16px;}
  .faq .accordion-body{padding:2px 16px 18px;font-size:14.5px;}
  .cta-band{padding:26px 18px;border-radius:var(--r-lg);}
  .footer-bottom{flex-direction:column;}
  .stat-num{font-size:24px;}
}
@media (max-width:519.98px){
  .sec-title{font-size:23px;}
  .benefit-card h3{font-size:18.5px;}
  .split-body h3{font-size:19px;}
  .btn-main,.btn-ghost{height:46px;font-size:14.5px;}
  .hero-media-bar{left:12px;right:12px;bottom:12px;font-size:12px;padding:10px 12px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;}
  .glass-card:hover,.split-media:hover img{transform:none;}
}

/* roulang page: category3 */
:root{
  --bg:#0A1424;
  --bg-2:#0E1C30;
  --bg-3:#13253D;
  --brand:#FF6A3D;
  --brand-deep:#E8501F;
  --mint:#35E2B4;
  --gold:#FFC24B;
  --text:#F2F6FC;
  --text-2:#A9B8CC;
  --text-3:#6F8299;
  --glass:rgba(255,255,255,.055);
  --glass-2:rgba(255,255,255,.09);
  --line:rgba(255,255,255,.10);
  --line-2:rgba(255,255,255,.18);
  --r-sm:10px;
  --r-md:18px;
  --r-lg:24px;
  --r-pill:999px;
  --sh-card:0 8px 24px rgba(0,0,0,.35);
  --sh-hover:0 16px 40px rgba(0,0,0,.45);
  --sh-glow:0 0 0 1px rgba(255,106,61,.55),0 10px 30px rgba(255,106,61,.28);
  --t:200ms cubic-bezier(.2,.7,.3,1);
  --gap-1:8px;
  --gap-2:16px;
  --gap-3:24px;
  --gap-4:32px;
  --gap-5:48px;
  --gap-6:72px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background:
    radial-gradient(680px 420px at 18% -6%, rgba(53,226,180,.10), transparent 70%),
    radial-gradient(760px 520px at 92% 12%, rgba(255,106,61,.10), transparent 72%),
    repeating-linear-gradient(0deg, rgba(255,255,255,.022) 0 1px, transparent 1px 44px),
    repeating-linear-gradient(90deg, rgba(255,255,255,.022) 0 1px, transparent 1px 44px);
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color var(--t),opacity var(--t);}
a:hover{color:var(--mint);}
ul,ol{margin:0;padding:0;list-style:none;}
p{margin:0 0 var(--gap-2);}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:700;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--mint);outline-offset:3px;border-radius:6px;}
.shell{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 24px;
  position:relative;
  z-index:1;
}
.section{padding:var(--gap-6) 0;position:relative;z-index:1;}
.section--tight{padding:var(--gap-5) 0;}
.section--alt{background:linear-gradient(180deg,rgba(19,37,61,.0),rgba(19,37,61,.62) 30%,rgba(19,37,61,.0));}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:var(--gap-3);margin-bottom:var(--gap-4);flex-wrap:wrap;}
.sec-head h2{font-size:clamp(24px,2.8vw,34px);font-weight:700;line-height:1.3;}
.sec-head p{margin:var(--gap-1) 0 0;color:var(--text-2);font-size:15px;max-width:640px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;color:var(--mint);
  letter-spacing:.02em;margin-bottom:12px;
}
.eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--brand),var(--mint));}

/* ---------- 导航 ---------- */
.site-header{position:sticky;top:0;z-index:1030;padding-top:16px;}
.nav-shell{
  display:flex;align-items:center;gap:16px;
  padding:10px 14px;
  border-radius:var(--r-md);
  background:rgba(14,28,48,.72);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  backdrop-filter:blur(16px) saturate(140%);
  border:1px solid var(--line);
  box-shadow:0 8px 24px rgba(0,0,0,.32),inset 0 1px 0 rgba(255,255,255,.08);
  transition:background var(--t),box-shadow var(--t),border-color var(--t);
}
.nav-shell.is-scrolled{background:rgba(10,20,36,.94);box-shadow:0 14px 36px rgba(0,0,0,.5);border-color:var(--line-2);}
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:800;font-size:19px;line-height:1;white-space:nowrap;color:var(--text);}
.brand:hover{color:var(--text);}
.brand-mark{
  width:26px;height:26px;border-radius:9px;display:inline-block;
  background:linear-gradient(135deg,var(--brand) 0%,var(--brand-deep) 46%,var(--mint) 100%);
  box-shadow:0 0 0 1px rgba(255,255,255,.14),0 6px 16px rgba(255,106,61,.32);
  position:relative;flex:0 0 auto;
}
.brand-mark::after{content:"";position:absolute;inset:7px;border-radius:4px;border:2px solid rgba(10,20,36,.85);}
.brand-mint{color:var(--mint);font-weight:600;}
.nav-list{display:flex;align-items:center;gap:8px;margin:0 auto 0 8px;padding:0;list-style:none;}
.nav-pill{
  display:inline-flex;align-items:center;gap:8px;
  height:40px;padding:0 14px;border-radius:var(--r-sm);
  font-size:14px;font-weight:600;color:var(--text-2);
  background:rgba(255,255,255,.05);
  border:1px solid transparent;
  transition:background var(--t),color var(--t),border-color var(--t),transform var(--t);
  white-space:nowrap;
}
.nav-pill svg{width:18px;height:18px;flex:0 0 auto;}
.nav-pill:hover{background:rgba(255,255,255,.10);color:var(--text);border-color:rgba(255,106,61,.45);transform:translateY(-1px);}
.nav-pill.active{color:var(--text);background:rgba(255,106,61,.12);box-shadow:inset 3px 0 0 var(--brand);}
.nav-cta{display:flex;align-items:center;}
.burger{
  display:none;align-items:center;justify-content:center;
  width:42px;height:42px;border-radius:var(--r-sm);
  background:rgba(255,255,255,.06);border:1px solid var(--line);color:var(--text);
  cursor:pointer;transition:background var(--t),border-color var(--t);
}
.burger:hover{background:rgba(255,255,255,.12);border-color:rgba(255,106,61,.5);}

/* ---------- 按钮 ---------- */
.btn-main{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 28px;border-radius:var(--r-pill);
  font-size:15px;font-weight:700;color:#fff;
  background:linear-gradient(135deg,var(--brand),var(--brand-deep));
  box-shadow:var(--sh-glow);
  border:0;cursor:pointer;
  transition:transform var(--t),box-shadow var(--t),filter var(--t);
  white-space:nowrap;
}
.btn-main:hover{transform:translateY(-1px);color:#fff;box-shadow:0 0 0 1px rgba(255,106,61,.7),0 14px 36px rgba(255,106,61,.4);}
.btn-main:active{transform:translateY(1px);filter:brightness(.94);}
.btn-main:disabled{opacity:.45;box-shadow:none;cursor:not-allowed;}
.btn-main--lg{height:52px;padding:0 32px;font-size:16px;}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;color:var(--text);
  background:transparent;border:1px solid var(--line-2);
  transition:border-color var(--t),background var(--t),color var(--t),transform var(--t);
  cursor:pointer;
}
.btn-ghost:hover{color:var(--text);border-color:var(--brand);background:rgba(255,106,61,.10);transform:translateY(-1px);}
.btn-text{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:600;color:var(--brand);
  background:none;border:0;padding:4px 0;cursor:pointer;
}
.btn-text svg{transition:transform var(--t),color var(--t);}
.btn-text:hover svg{transform:translateX(3px);color:var(--mint);}

/* ---------- 标签 ---------- */
.tag{
  display:inline-flex;align-items:center;gap:6px;
  height:26px;padding:0 12px;border-radius:var(--r-pill);
  font-size:12.5px;font-weight:600;line-height:1;
  background:rgba(53,226,180,.12);color:var(--mint);
}
.tag--time{background:rgba(255,255,255,.08);color:var(--text-2);}
.tag--gold{background:rgba(255,194,75,.14);color:var(--gold);}

/* ---------- 玻璃卡片 ---------- */
.glass-card{
  position:relative;
  background:var(--glass);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  backdrop-filter:blur(16px) saturate(140%);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  box-shadow:var(--sh-card),inset 0 1px 0 rgba(255,255,255,.08);
  padding:26px;
  overflow:hidden;
  transition:transform var(--t),box-shadow var(--t),border-color var(--t);
}
.glass-card::before{
  content:"";position:absolute;top:0;left:0;height:2px;width:38%;
  background:linear-gradient(90deg,var(--brand),var(--mint));
  transition:width 420ms cubic-bezier(.2,.7,.3,1);
}
.glass-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:rgba(255,106,61,.35);}
.glass-card:hover::before{width:100%;}
.card-num{
  font-size:13px;font-weight:600;color:var(--text-3);
  font-variant-numeric:tabular-nums;letter-spacing:.04em;
  display:block;margin-bottom:10px;
}

/* ---------- 分类头图区 ---------- */
.hero-strip{
  position:relative;z-index:1;
  padding:var(--gap-5) 0 var(--gap-4);
}
.crumbs{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--text-3);margin-bottom:18px;flex-wrap:wrap;}
.crumbs a{color:var(--text-2);}
.crumbs a:hover{color:var(--mint);}
.crumbs span.sep{color:var(--text-3);}
.crumbs .current{color:var(--text-3);}
.hero-strip .row{--bs-gutter-x:32px;--bs-gutter-y:28px;align-items:center;}
.hero-strip h1{
  font-size:clamp(30px,4vw,48px);
  font-weight:800;line-height:1.22;margin-bottom:16px;
}
.hero-strip h1 .hl{color:var(--mint);}
.hero-lead{font-size:16px;color:var(--text-2);max-width:560px;margin-bottom:22px;}
.hero-tags{display:flex;gap:10px;flex-wrap:wrap;}
.hero-visual{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--sh-card);
  aspect-ratio:16/11;
}
.hero-visual img{width:100%;height:100%;object-fit:cover;transform:scale(1.02);transition:transform 600ms cubic-bezier(.2,.7,.3,1);}
.hero-visual:hover img{transform:scale(1.06);}
.hero-visual::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(10,20,36,.10) 0%,rgba(10,20,36,.72) 100%);
}
.hero-visual .cap{
  position:absolute;left:16px;right:16px;bottom:16px;z-index:2;
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:12px 16px;border-radius:14px;
  background:rgba(14,28,48,.72);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  border:1px solid var(--line);
  font-size:13.5px;color:var(--text-2);
}
.hero-visual .cap strong{color:var(--text);font-weight:700;}
.hero-rule{
  height:1px;margin-top:var(--gap-4);
  background:linear-gradient(90deg,var(--brand),rgba(53,226,180,.65) 42%,rgba(255,255,255,0) 100%);
}

/* ---------- 对照网格 ---------- */
.compare-grid{
  display:grid;
  grid-template-columns:1.05fr repeat(3,1fr);
  border-radius:var(--r-md);
  overflow:hidden;
  border:1px solid var(--line);
  background:rgba(14,28,48,.55);
  box-shadow:var(--sh-card);
}
.cg-cell{
  padding:16px 18px;
  border-bottom:1px solid rgba(255,255,255,.08);
  border-right:1px solid rgba(255,255,255,.08);
  font-size:14.5px;
  color:var(--text-2);
  transition:background var(--t),color var(--t);
  display:flex;align-items:center;gap:8px;
}
.cg-cell:nth-child(4n){border-right:0;}
.cg-row:hover .cg-cell{background:rgba(255,255,255,.05);color:var(--text);}
.cg-head{font-weight:700;color:var(--text);font-size:15px;background:rgba(255,255,255,.05);padding-top:18px;padding-bottom:18px;}
.cg-head small{display:block;font-weight:500;color:var(--text-3);font-size:12.5px;margin-top:4px;}
.cg-label{font-weight:600;color:var(--text);}
.cg-col-hot{background:rgba(255,106,61,.09);box-shadow:inset 0 0 0 1px rgba(255,106,61,.35);color:var(--text);}
.cg-row-hot .cg-col-hot{background:rgba(255,106,61,.13);}
.cg-dot{width:6px;height:6px;border-radius:50%;background:var(--mint);flex:0 0 auto;}
.cg-dot--muted{background:var(--text-3);}
.compare-mobile{display:none;}

/* ---------- 步骤条 ---------- */
.steps-wrap{position:relative;}
.steps{
  display:grid;grid-template-columns:repeat(4,1fr);gap:24px;
  position:relative;padding-top:8px;
}
.steps::before{
  content:"";position:absolute;top:30px;left:6%;right:6%;height:1px;
  background:linear-gradient(90deg,rgba(255,106,61,.85),rgba(53,226,180,.85),rgba(255,255,255,.10));
}
.step{position:relative;padding-top:0;text-align:left;}
.step-num{
  width:46px;height:46px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-size:16px;font-weight:800;font-variant-numeric:tabular-nums;
  color:var(--bg);background:linear-gradient(135deg,var(--brand),var(--brand-deep));
  box-shadow:0 0 0 6px rgba(255,106,61,.12);
  margin-bottom:18px;position:relative;z-index:2;
}
.step:nth-child(2) .step-num{background:linear-gradient(135deg,#FF8A5C,var(--brand));}
.step:nth-child(3) .step-num{background:linear-gradient(135deg,#59E7C4,var(--mint));}
.step:nth-child(4) .step-num{background:linear-gradient(135deg,#35E2B4,#1FBE95);}
.step h3{font-size:19px;margin-bottom:8px;}
.step p{font-size:14.5px;color:var(--text-2);margin:0;}
.step .tag{margin-top:12px;}

/* ---------- 图文交错 ---------- */
.split{display:flex;align-items:center;gap:40px;}
.split+.split{margin-top:56px;}
.split .media{flex:1 1 46%;border-radius:var(--r-md);overflow:hidden;border:1px solid var(--line);box-shadow:var(--sh-card);position:relative;}
.split .media img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/10;transition:transform 600ms cubic-bezier(.2,.7,.3,1);}
.split .media:hover img{transform:scale(1.04);}
.split .body{flex:1 1 54%;}
.split .body h3{font-size:22px;margin-bottom:12px;}
.split .body p{font-size:15.5px;color:var(--text-2);}
.split.reverse{flex-direction:row-reverse;}
.mini-list{margin:16px 0 20px;display:grid;gap:10px;}
.mini-list li{display:flex;gap:10px;font-size:14.5px;color:var(--text-2);line-height:1.7;}
.mini-list li svg{width:18px;height:18px;flex:0 0 auto;margin-top:4px;color:var(--mint);}

/* ---------- 功能小卡 ---------- */
.feature-card{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--r-md);
  padding:22px;height:100%;
  transition:transform var(--t),border-color var(--t),background var(--t);
}
.feature-card:hover{transform:translateY(-4px);border-color:rgba(53,226,180,.35);background:rgba(255,255,255,.075);}
.feature-icon{
  width:40px;height:40px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:rgba(53,226,180,.12);color:var(--mint);margin-bottom:14px;
}
.feature-card h3{font-size:18px;margin-bottom:8px;}
.feature-card p{font-size:14px;color:var(--text-2);margin:0;}

/* ---------- FAQ ---------- */
.faq .accordion-item{
  background:var(--glass);border:1px solid var(--line);
  border-radius:var(--r-md)!important;margin-bottom:12px;overflow:hidden;
}
.faq .accordion-button{
  background:transparent;color:var(--text);
  font-size:15.5px;font-weight:600;
  padding:16px 20px;box-shadow:none;
}
.faq .accordion-button:not(.collapsed){background:rgba(255,106,61,.09);color:var(--text);box-shadow:none;}
.faq .accordion-button:focus{box-shadow:none;border-color:transparent;}
.faq .accordion-button::after{filter:invert(1) opacity(.7);}
.faq .accordion-button:not(.collapsed)::after{filter:invert(60%) sepia(60%) saturate(1600%) hue-rotate(340deg) opacity(.95);}
.faq .accordion-body{font-size:15px;line-height:1.8;color:var(--text-2);padding:4px 20px 20px;}

/* ---------- CTA 横幅 ---------- */
.cta-band{
  position:relative;overflow:hidden;
  border-radius:var(--r-lg);
  border:1px solid var(--line);
  background:
    radial-gradient(520px 300px at 92% -20%,rgba(255,106,61,.22),transparent 70%),
    linear-gradient(135deg,rgba(19,37,61,.95),rgba(14,28,48,.95));
  box-shadow:var(--sh-card);
  padding:44px;
}
.cta-band::before{
  content:"";position:absolute;top:0;left:0;right:0;height:2px;
  background:linear-gradient(90deg,var(--brand),var(--mint));
}
.cta-band h2{font-size:clamp(22px,2.6vw,30px);margin-bottom:12px;}
.cta-band p{color:var(--text-2);font-size:15px;margin-bottom:8px;max-width:560px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px;}
.cta-meta{display:flex;gap:18px;flex-wrap:wrap;margin-top:20px;font-size:13.5px;color:var(--text-3);}
.cta-meta strong{color:var(--mint);font-weight:600;}

/* ---------- 页脚 ---------- */
.site-footer{
  position:relative;z-index:1;
  margin-top:var(--gap-6);
  background:#071120;
  border-top:1px solid transparent;
  border-image:linear-gradient(90deg,var(--brand),var(--mint),rgba(255,255,255,.06)) 1;
  padding:56px 0 24px;
}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:800;margin-bottom:14px;}
.footer-desc{font-size:14px;color:var(--text-2);max-width:300px;margin:0;}
.footer-title{font-size:14px;font-weight:700;color:var(--text);margin-bottom:14px;}
.footer-links{display:grid;gap:10px;}
.footer-links a{font-size:14px;color:var(--text-2);}
.footer-links a:hover{color:var(--mint);}
.footer-info{font-size:14px;color:var(--text-2);line-height:2;margin:0;}
.footer-info strong{color:var(--text);font-weight:600;}
.footer-bottom{
  margin-top:40px;padding-top:20px;
  border-top:1px solid rgba(255,255,255,.08);
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:13px;color:var(--text-3);
}

/* ---------- 抽屉 ---------- */
.offcanvas.site-drawer{
  background:linear-gradient(170deg,#0E1C30,#0A1424);
  color:var(--text);border-left:1px solid var(--line);width:320px;
}
.site-drawer .offcanvas-header{border-bottom:1px solid var(--line);padding:18px 20px;}
.site-drawer .offcanvas-body{padding:20px;display:flex;flex-direction:column;}
.drawer-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;}
.drawer-item{
  display:flex;flex-direction:column;align-items:flex-start;gap:10px;
  padding:14px;border-radius:14px;
  background:rgba(255,255,255,.05);border:1px solid var(--line);
  font-size:13.5px;font-weight:600;color:var(--text-2);
  transition:background var(--t),border-color var(--t),color var(--t);
}
.drawer-item svg{width:20px;height:20px;color:var(--mint);}
.drawer-item:hover,.drawer-item.active{background:rgba(255,106,61,.12);border-color:rgba(255,106,61,.5);color:var(--text);}
.drawer-cta{margin-top:auto;padding-top:20px;}
.drawer-cta .btn-main{width:100%;}
.btn-close{filter:invert(1) grayscale(1) brightness(1.6);}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .nav-pill{padding:0 11px;font-size:13.5px;}
  .compare-grid{font-size:14px;}
  .cg-cell{padding:14px 14px;font-size:14px;}
}
@media (max-width:991px){
  .nav-list,.nav-cta{display:none;}
  .burger{display:inline-flex;margin-left:auto;}
  .nav-shell{padding:10px 12px;}
  .hero-strip{padding:var(--gap-4) 0 var(--gap-3);}
  .section{padding:var(--gap-5) 0;}
  .steps{grid-template-columns:repeat(2,1fr);gap:28px;}
  .steps::before{display:none;}
  .split,.split.reverse{flex-direction:column;gap:24px;}
  .split .media,.split .body{flex:1 1 auto;width:100%;}
  .compare-grid{grid-template-columns:1fr 1fr;display:none;}
  .compare-mobile{display:grid;gap:16px;}
  .cta-band{padding:32px 26px;}
}
@media (max-width:767px){
  .shell{padding:0 16px;}
  .section{padding:48px 0;}
  .hero-strip h1{font-size:clamp(26px,7vw,34px);}
  .hero-visual{aspect-ratio:16/12;}
  .steps{grid-template-columns:1fr;gap:22px;}
  .step{display:grid;grid-template-columns:46px 1fr;column-gap:16px;}
  .step-num{grid-row:1 / span 3;margin-bottom:0;}
  .step h3{font-size:17px;}
  .glass-card{padding:20px;}
  .cta-actions .btn-main,.cta-actions .btn-ghost{width:100%;}
  .footer-bottom{flex-direction:column;gap:8px;}
  .sec-head{margin-bottom:24px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;}
  .glass-card:hover,.btn-main:hover,.split .media:hover img,.hero-visual:hover img{transform:none;}
}