/* roulang page: index */
:root{
  --ink:#070C14;
  --elev:#0C1522;
  --primary:#29D8C0;
  --primary-deep:#12A88F;
  --accent:#FFB648;
  --accent-soft:#FFC468;
  --text:#E8F1F8;
  --text-2:#A8BACB;
  --text-3:#7C8FA3;
  --line:rgba(255,255,255,.08);
  --line-2:rgba(140,220,255,.16);
  --glass:rgba(255,255,255,.055);
  --glass-2:rgba(255,255,255,.04);
  --danger:#FF7A6B;
  --r-card:18px;
  --r-img:14px;
  --r-btn:12px;
  --r-input:10px;
  --sh-card:0 18px 40px rgba(0,0,0,.35);
  --sh-in:inset 0 1px 0 rgba(255,255,255,.06);
  --sh-accent:0 6px 24px rgba(255,182,72,.35);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--ink);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{display:block;max-width:100%;height:auto}
a{color:var(--primary);text-decoration:none;transition:color .2s var(--ease)}
a:hover{color:var(--accent-soft)}
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 rgba(41,216,192,.7);outline-offset:2px;border-radius:6px}
.container-x{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.num{font-variant-numeric:tabular-nums}

/* ---------- 顶部信息条 ---------- */
.topbar{
  background:rgba(255,255,255,.03);
  border-bottom:1px solid var(--line);
  font-size:13px;
  color:var(--text-3);
}
.topbar-inner{
  display:flex;align-items:center;justify-content:space-between;
  min-height:38px;gap:16px;
}
.topbar-left{display:flex;align-items:center;gap:12px;min-width:0}
.topbar-domain{color:var(--text-2);letter-spacing:.3px}
.topbar-dot{width:4px;height:4px;border-radius:50%;background:var(--primary);flex:none}
.topbar-left span:last-child{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.topbar-right{display:flex;align-items:center;gap:20px;flex:none}
.topbar-right a{color:var(--text-3);font-size:13px}
.topbar-right a:hover{color:var(--primary)}

/* ---------- 主导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(7,12,20,.72);
  -webkit-backdrop-filter:blur(18px) saturate(130%);
  backdrop-filter:blur(18px) saturate(130%);
  border-bottom:1px solid transparent;
  transition:border-color .25s var(--ease),background .25s var(--ease);
}
.site-header.is-scrolled{border-bottom-color:rgba(41,216,192,.25)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:72px}
.brand{display:inline-flex;align-items:center;gap:12px;color:var(--text)}
.brand:hover{color:var(--text)}
.brand-mark{
  width:28px;height:28px;border-radius:8px;flex:none;
  background:linear-gradient(135deg,#29D8C0,#12A88F);
  display:grid;place-items:center;
  box-shadow:0 0 0 1px rgba(41,216,192,.35),0 6px 18px rgba(41,216,192,.28);
}
.brand-mark svg{width:16px;height:16px;display:block}
.brand-text{font-size:19px;font-weight:700;letter-spacing:.4px;line-height:1}
.brand-tag{
  display:inline-block;margin-left:6px;padding:2px 6px;border-radius:6px;
  background:rgba(41,216,192,.16);border:1px solid rgba(41,216,192,.38);
  color:var(--primary);font-size:12px;font-weight:600;vertical-align:2px;letter-spacing:1px;
}
.nav-list{display:flex;align-items:center;gap:28px}
.nav-list a{
  position:relative;display:inline-block;padding:6px 0;
  color:var(--text-2);font-size:15px;line-height:1.4;
}
.nav-list a::after{
  content:"";position:absolute;left:50%;bottom:-2px;transform:translateX(-50%);
  width:0;height:2px;border-radius:2px;background:var(--primary);
  transition:width .22s var(--ease);
}
.nav-list a:hover{color:var(--text)}
.nav-list a:hover::after{width:16px}
.nav-list a.is-active{color:var(--text);font-weight:600}
.nav-list a.is-active::before{
  content:"";position:absolute;left:-12px;top:50%;transform:translateY(-50%);
  width:3px;height:16px;border-radius:2px;background:var(--primary);
}
.nav-list a.is-active::after{width:16px}
.nav-actions{display:flex;align-items:center;gap:12px;flex:none}
.btn-nav-login{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:40px;padding:0 20px;border-radius:999px;
  background:var(--accent);color:#10161F;font-size:15px;font-weight:700;
  box-shadow:var(--sh-accent);border:1px solid rgba(255,182,72,.6);
  transition:background .2s var(--ease),box-shadow .2s var(--ease),transform .2s var(--ease);
}
.btn-nav-login:hover{background:var(--accent-soft);color:#10161F;box-shadow:0 0 0 6px rgba(255,182,72,.12),var(--sh-accent)}
.btn-nav-login:active{transform:translateY(1px)}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:10px;
  background:var(--glass-2);border:1px solid var(--line-2);color:var(--text);
  align-items:center;justify-content:center;
}
.nav-toggle svg{width:20px;height:20px}

/* ---------- 抽屉 ---------- */
.offcanvas.drawer{
  background:rgba(9,16,26,.94);
  -webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);
  border-left:1px solid var(--line-2);
  color:var(--text);width:min(320px,86vw);
}
.drawer .offcanvas-header{border-bottom:1px solid var(--line);padding:18px 20px}
.drawer .btn-close{filter:invert(1) grayscale(1);opacity:.7}
.drawer-body{padding:20px}
.drawer-list{display:flex;flex-direction:column;gap:4px;margin-bottom:22px}
.drawer-list a{
  display:block;padding:12px 14px;border-radius:10px;
  color:var(--text-2);font-size:15px;border:1px solid transparent;
}
.drawer-list a:hover{background:var(--glass);color:var(--text);border-color:var(--line-2)}
.drawer-list a.is-active{background:rgba(41,216,192,.12);border-color:rgba(41,216,192,.35);color:var(--primary)}

/* ---------- 按钮 ---------- */
.btn-accent{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--r-btn);
  background:var(--accent);color:#10161F;font-size:16px;font-weight:700;
  border:1px solid rgba(255,182,72,.65);box-shadow:var(--sh-accent);
  transition:background .2s var(--ease),box-shadow .2s var(--ease),transform .2s var(--ease);
}
.btn-accent:hover{background:var(--accent-soft);color:#10161F;box-shadow:0 0 0 6px rgba(255,182,72,.12),var(--sh-accent)}
.btn-accent:active{transform:translateY(1px)}
.btn-outline{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-btn);
  background:transparent;border:1px solid var(--primary);color:var(--primary);
  font-size:16px;font-weight:600;
  transition:background .2s var(--ease),color .2s var(--ease),box-shadow .2s var(--ease);
}
.btn-outline:hover{background:rgba(41,216,192,.12);color:var(--primary);box-shadow:0 0 0 4px rgba(41,216,192,.08)}
.btn-ghost{
  display:inline-flex;align-items:center;gap:6px;
  background:none;border:0;padding:0;color:var(--primary);font-size:15px;font-weight:600;
}
.btn-ghost svg{transition:transform .2s var(--ease)}
.btn-ghost:hover{color:var(--accent-soft)}
.btn-ghost:hover svg{transform:translateX(4px)}
.btn-small{
  display:inline-flex;align-items:center;justify-content:center;
  height:34px;padding:0 14px;border-radius:9px;
  background:rgba(255,182,72,.14);border:1px solid rgba(255,182,72,.45);
  color:var(--accent);font-size:13px;font-weight:600;
  transition:background .2s var(--ease),color .2s var(--ease);
}
.btn-small:hover{background:var(--accent);color:#10161F}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;padding:76px 0 92px}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
  opacity:.16;z-index:0;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(7,12,20,.94) 0%,rgba(7,12,20,.88) 45%,rgba(7,12,20,.8) 100%);
  z-index:1;
}
.hero-glow{
  position:absolute;right:-120px;top:-60px;width:560px;height:560px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(41,216,192,.18) 0%,rgba(41,216,192,0) 68%);
  z-index:1;pointer-events:none;
}
.hero .container-x{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:56px;align-items:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  padding:6px 14px;border-radius:999px;
  background:rgba(41,216,192,.1);border:1px solid rgba(41,216,192,.28);
  color:var(--primary);font-size:13px;letter-spacing:.4px;margin-bottom:22px;
}
.eyebrow i{width:6px;height:6px;border-radius:50%;background:var(--primary);display:inline-block;font-style:normal}
.hero h1{
  font-size:46px;line-height:1.2;font-weight:700;letter-spacing:-.5px;
  margin-bottom:20px;
}
.hero h1 em{font-style:normal;color:var(--primary)}
.hero-sub{font-size:16px;line-height:1.8;color:var(--text-2);max-width:560px;margin-bottom:32px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:40px}
.hero-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;max-width:560px}
.hero-stats .stat{padding-left:16px;border-left:1px solid var(--line)}
.hero-stats .stat strong{display:block;font-size:24px;font-weight:700;color:var(--text);line-height:1.2}
.hero-stats .stat span{display:block;font-size:12px;color:var(--text-3);margin-top:6px;line-height:1.5}

/* 主推服务卡 */
.svc-panel{
  background:var(--glass);
  border:1px solid var(--line-2);
  border-radius:var(--r-card);
  box-shadow:var(--sh-card),var(--sh-in);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  backdrop-filter:blur(14px) saturate(120%);
  padding:18px;
}
.svc-panel-media{position:relative;border-radius:var(--r-img);overflow:hidden;aspect-ratio:4/3;background:var(--elev)}
.svc-panel-media img{width:100%;height:100%;object-fit:cover}
.svc-panel-badge{
  position:absolute;left:12px;top:12px;
  padding:4px 10px;border-radius:999px;font-size:12px;font-weight:600;
  background:rgba(7,12,20,.72);border:1px solid rgba(41,216,192,.5);color:var(--primary);
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
}
.svc-panel-body{padding:18px 4px 4px}
.svc-panel-body h2{font-size:20px;font-weight:600;line-height:1.4;margin-bottom:10px}
.svc-panel-chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:999px;
  background:rgba(255,255,255,.05);border:1px solid var(--line);
  font-size:12px;color:var(--text-2);
}
.price-row{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap;margin-bottom:16px}
.price-now{font-size:28px;font-weight:700;color:var(--accent);line-height:1}
.price-now small{font-size:13px;font-weight:500;color:var(--text-3);margin-left:4px}
.price-old{font-size:14px;color:var(--text-3);text-decoration:line-through}
.price-off{
  font-size:12px;padding:2px 8px;border-radius:6px;
  background:rgba(255,182,72,.14);border:1px solid rgba(255,182,72,.4);color:var(--accent);
}
.svc-panel .btn-accent{width:100%;height:46px;font-size:15px}

/* ---------- 通用区块 ---------- */
.section{padding:96px 0;position:relative}
.section + .section{border-top:1px solid var(--line)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;flex-wrap:wrap}
.section-head h2{
  font-size:32px;font-weight:600;line-height:1.3;letter-spacing:-.3px;margin-bottom:10px;
}
.section-head h2::before{
  content:"";display:inline-block;width:6px;height:22px;border-radius:3px;
  background:var(--primary);margin-right:14px;vertical-align:-2px;
}
.section-head p{font-size:15px;color:var(--text-2);max-width:620px}
.section-head .head-side{flex:none}

/* 筛选 chip */
.filter-row{display:flex;gap:10px;overflow-x:auto;padding-bottom:6px;margin-bottom:34px;scrollbar-width:thin}
.filter-row::-webkit-scrollbar{height:4px}
.filter-row::-webkit-scrollbar-thumb{background:rgba(41,216,192,.35);border-radius:4px}
.filter-chip{
  flex:none;padding:8px 18px;border-radius:999px;
  background:rgba(255,255,255,.04);border:1px solid var(--line);
  color:var(--text-2);font-size:14px;cursor:pointer;
  transition:all .2s var(--ease);
}
.filter-chip:hover{border-color:rgba(41,216,192,.45);color:var(--text)}
.filter-chip.is-on{background:rgba(41,216,192,.14);border-color:rgba(41,216,192,.5);color:var(--primary);font-weight:600}

/* 商品网格 */
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.p-card{
  display:flex;flex-direction:column;
  background:var(--glass);
  border:1px solid var(--line-2);
  border-radius:var(--r-card);
  padding:20px;
  box-shadow:var(--sh-card),var(--sh-in);
  transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.p-card:hover{
  transform:translateY(-4px);
  border-color:rgba(41,216,192,.45);
  box-shadow:0 0 0 1px rgba(41,216,192,.3),0 12px 36px rgba(41,216,192,.18);
}
.p-card-media{position:relative;border-radius:var(--r-img);overflow:hidden;aspect-ratio:16/10;background:var(--elev);margin-bottom:18px}
.p-card-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease)}
.p-card:hover .p-card-media img{transform:scale(1.04)}
.p-badge{
  position:absolute;left:10px;top:10px;
  padding:3px 10px;border-radius:999px;font-size:12px;font-weight:600;
  background:rgba(7,12,20,.72);border:1px solid rgba(41,216,192,.45);color:var(--primary);
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
}
.p-badge.warm{border-color:rgba(255,182,72,.5);color:var(--accent)}
.p-card h3{font-size:18px;font-weight:600;line-height:1.45;margin-bottom:8px}
.p-card .p-desc{
  font-size:14px;color:var(--text-3);line-height:1.7;margin-bottom:16px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.p-card .p-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px}
.p-tags .tag{
  font-size:12px;color:var(--text-2);
  padding:3px 10px;border-radius:6px;
  background:rgba(41,216,192,.08);border:1px solid rgba(41,216,192,.2);
}
.p-card-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px}
.p-card-foot .meta{font-size:12px;color:var(--text-3)}

/* 评价 */
.testi-slide{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.testi-card{
  background:var(--glass);border:1px solid var(--line-2);border-radius:var(--r-card);
  padding:24px;box-shadow:var(--sh-card),var(--sh-in);
}
.testi-top{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.testi-avatar{
  width:44px;height:44px;border-radius:50%;flex:none;
  display:grid;place-items:center;font-size:17px;font-weight:700;
  background:rgba(41,216,192,.14);border:1px solid rgba(41,216,192,.35);color:var(--primary);
}
.testi-name{font-size:15px;font-weight:600;line-height:1.3}
.testi-role{font-size:12px;color:var(--text-3);margin-top:2px}
.stars{display:flex;gap:3px;margin-bottom:12px}
.stars svg{width:15px;height:15px;fill:var(--accent)}
.testi-card p{
  font-size:14px;line-height:1.8;color:var(--text-2);
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
#testiCarousel .carousel-inner{overflow:hidden}
#testiCarousel .carousel-control-prev,
#testiCarousel .carousel-control-next{
  width:44px;height:44px;border-radius:50%;top:50%;transform:translateY(-50%);
  background:rgba(255,255,255,.06);border:1px solid var(--line-2);
  opacity:1;color:var(--primary);
  -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
}
#testiCarousel .carousel-control-prev{left:-8px}
#testiCarousel .carousel-control-next{right:-8px}
#testiCarousel .carousel-control-prev:hover,
#testiCarousel .carousel-control-next:hover{background:rgba(41,216,192,.16)}
#testiCarousel .carousel-control-prev svg,
#testiCarousel .carousel-control-next svg{width:18px;height:18px;fill:currentColor}
#testiCarousel .carousel-indicators{bottom:-38px;margin:0;gap:8px}
#testiCarousel .carousel-indicators [data-bs-target]{
  width:6px;height:6px;border-radius:999px;background:rgba(255,255,255,.28);
  border:0;opacity:1;margin:0;transition:all .25s var(--ease);
}
#testiCarousel .carousel-indicators .active{width:18px;background:var(--primary)}

/* 保障条 */
.guarantee{
  margin-top:88px;
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));
  background:var(--glass);border:1px solid var(--line-2);border-radius:var(--r-card);
  padding:20px 8px;
  box-shadow:var(--sh-card),var(--sh-in);
}
.g-item{display:flex;align-items:center;gap:12px;padding:6px 18px;border-left:1px solid var(--line)}
.g-item:first-child{border-left:0}
.g-icon{
  width:34px;height:34px;border-radius:10px;flex:none;
  display:grid;place-items:center;
  background:rgba(41,216,192,.12);border:1px solid rgba(41,216,192,.28);color:var(--primary);
}
.g-icon svg{width:17px;height:17px}
.g-item strong{display:block;font-size:13px;font-weight:600;line-height:1.4}
.g-item span{display:block;font-size:11px;color:var(--text-3);line-height:1.5;margin-top:2px}

/* CMS 列表 */
.cms-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.cms-card{
  display:flex;flex-direction:column;
  background:var(--glass);border:1px solid var(--line-2);border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--sh-card),var(--sh-in);
  transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
  color:var(--text);
}
.cms-card:hover{
  transform:translateY(-4px);color:var(--text);
  border-color:rgba(41,216,192,.45);
  box-shadow:0 0 0 1px rgba(41,216,192,.3),0 12px 36px rgba(41,216,192,.18);
}
.cms-media{aspect-ratio:16/10;overflow:hidden;background:var(--elev)}
.cms-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease)}
.cms-card:hover .cms-media img{transform:scale(1.04)}
.cms-body{padding:20px;display:flex;flex-direction:column;flex:1}
.cms-cat{
  align-self:flex-start;
  font-size:12px;color:var(--primary);
  padding:3px 10px;border-radius:6px;margin-bottom:12px;
  background:rgba(41,216,192,.1);border:1px solid rgba(41,216,192,.26);
}
.cms-body h3{
  font-size:17px;font-weight:600;line-height:1.5;margin-bottom:8px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.cms-body .cms-desc{
  font-size:14px;color:var(--text-3);line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  margin-bottom:18px;
}
.cms-foot{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;
  padding-top:14px;border-top:1px solid var(--line);font-size:12px;color:var(--text-3);
}
.cms-foot .arrow{color:var(--primary);display:inline-flex;transition:transform .2s var(--ease)}
.cms-card:hover .cms-foot .arrow{transform:translateX(4px)}
.cms-empty{
  min-height:240px;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:16px;text-align:center;
  background:var(--glass-2);border:1px dashed var(--line-2);border-radius:var(--r-card);
  padding:40px 24px;
}
.cms-empty svg{width:40px;height:40px;stroke:var(--primary);fill:none;stroke-width:1.4}
.cms-empty p{font-size:15px;color:var(--text-2)}

/* CTA 面板 */
.cta-panel{
  display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:40px;align-items:center;
  background:var(--glass);border:1px solid var(--line-2);border-radius:var(--r-card);
  padding:40px;position:relative;overflow:hidden;
  box-shadow:var(--sh-card),var(--sh-in);
}
.cta-panel::after{
  content:"";position:absolute;right:-140px;top:-140px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(41,216,192,.16) 0%,rgba(41,216,192,0) 70%);
  pointer-events:none;
}
.cta-panel > *{position:relative;z-index:1}
.cta-panel h2{font-size:30px;font-weight:600;line-height:1.35;margin-bottom:14px;letter-spacing:-.3px}
.cta-panel p{font-size:15px;color:var(--text-2);margin-bottom:22px}
.cta-list{display:flex;flex-direction:column;gap:10px}
.cta-list li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:var(--text-2)}
.cta-list svg{width:16px;height:16px;flex:none;margin-top:5px;stroke:var(--primary);fill:none;stroke-width:2.2}
.cta-actions{display:flex;flex-direction:column;gap:14px}
.cta-actions .btn-accent,.cta-actions .btn-outline{width:100%}
.cta-note{font-size:12px;color:var(--text-3);text-align:center}

/* FAQ */
.faq-wrap{max-width:900px}
.faq-wrap .accordion-item{
  background:transparent;border:0;border-top:1px solid var(--line);
}
.faq-wrap .accordion-item:last-child{border-bottom:1px solid var(--line)}
.faq-wrap .accordion-button{
  background:transparent;color:var(--text);font-size:17px;font-weight:600;
  padding:22px 40px 22px 18px;line-height:1.6;
  box-shadow:none;border:0;position:relative;
}
.faq-wrap .accordion-button::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%) scaleY(0);
  width:3px;height:20px;border-radius:2px;background:var(--primary);
  transition:transform .22s var(--ease);
}
.faq-wrap .accordion-button:not(.collapsed){color:var(--primary);background:transparent;box-shadow:none}
.faq-wrap .accordion-button:not(.collapsed)::before{transform:translateY(-50%) scaleY(1)}
.faq-wrap .accordion-button::after{
  width:16px;height:16px;background-size:16px;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%237C8FA3'%3E%3Cpath d='M8 1.5a1 1 0 0 1 1 1V7h4.5a1 1 0 0 1 0 2H9v4.5a1 1 0 0 1-2 0V9H2.5a1 1 0 0 1 0-2H7V2.5a1 1 0 0 1 1-1z'/%3E%3C/svg%3E");
  transition:transform .25s var(--ease);
}
.faq-wrap .accordion-button:not(.collapsed)::after{
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%2329D8C0'%3E%3Cpath d='M8 1.5a1 1 0 0 1 1 1V7h4.5a1 1 0 0 1 0 2H9v4.5a1 1 0 0 1-2 0V9H2.5a1 1 0 0 1 0-2H7V2.5a1 1 0 0 1 1-1z'/%3E%3C/svg%3E");
  transform:rotate(45deg);
}
.faq-wrap .accordion-body{
  padding:0 40px 24px 18px;font-size:15px;line-height:1.8;color:var(--text-2);
}

/* 登录小表单 */
.mini-login{
  background:var(--glass);border:1px solid var(--line-2);border-radius:var(--r-card);
  padding:24px;box-shadow:var(--sh-card),var(--sh-in);margin-top:24px;
}
.mini-login h3{font-size:17px;font-weight:600;margin-bottom:6px}
.mini-login .hint{font-size:13px;color:var(--text-3);margin-bottom:18px}
.field{margin-bottom:14px}
.field label{display:block;font-size:13px;color:var(--text-3);margin-bottom:6px}
.field input{
  width:100%;height:46px;padding:0 14px;border-radius:var(--r-input);
  background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.12);
  color:var(--text);font-size:15px;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.field input::placeholder{color:var(--text-3)}
.field input:focus{
  outline:none;border-color:var(--primary);
  box-shadow:0 0 0 3px rgba(41,216,192,.15);
}
.mini-login .btn-accent{width:100%;height:46px;font-size:15px;margin-top:6px}
.mini-login .form-note{font-size:12px;color:var(--text-3);margin-top:12px;text-align:center;line-height:1.7}
.mini-login .form-note a{color:var(--text-2)}
.mini-login .form-note a:hover{color:var(--primary)}

/* 页脚 */
.site-footer{background:#050A11;border-top:1px solid rgba(255,255,255,.06);padding:64px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px}
.footer-brand .brand{margin-bottom:16px}
.footer-brand p{font-size:14px;line-height:1.85;color:var(--text-3);max-width:340px}
.footer-col h4{font-size:14px;font-weight:600;color:var(--text);margin-bottom:16px;letter-spacing:.4px}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a,.footer-col li span{font-size:14px;color:#8FA3B8;line-height:1.6}
.footer-col a:hover{color:var(--primary)}
.footer-contact li{font-size:14px;color:#8FA3B8;line-height:1.8}
.footer-contact strong{color:var(--text-2);font-weight:500}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.06);
  padding:20px 0;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12px;color:var(--text-3);
}
.footer-bottom .fb-right{display:flex;gap:18px;flex-wrap:wrap}

/* 响应式 */
@media (max-width:1199.98px){
  .hero h1{font-size:40px}
  .section{padding:80px 0}
}
@media (max-width:991.98px){
  .nav-list{display:none}
  .nav-toggle{display:inline-flex}
  .btn-nav-login{height:38px;padding:0 16px;font-size:14px}
  .hero{padding:56px 0 72px}
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .hero h1{font-size:34px}
  .hero-stats{max-width:none}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cms-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .testi-slide{grid-template-columns:repeat(2,minmax(0,1fr))}
  .testi-slide .testi-card:nth-child(3){display:none}
  .cta-panel{grid-template-columns:1fr;padding:32px}
  .guarantee{grid-template-columns:repeat(2,minmax(0,1fr));row-gap:16px}
  .g-item:nth-child(3){border-left:0}
  .g-item:nth-child(3),.g-item:nth-child(4){border-top:1px solid var(--line);padding-top:16px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .section-head h2{font-size:26px}
}
@media (max-width:767.98px){
  .container-x{padding:0 16px}
  .hero h1{font-size:30px}
  .hero-sub{font-size:15px}
  .hero-stats{grid-template-columns:1fr;gap:14px}
  .hero-stats .stat{display:flex;align-items:baseline;gap:10px;padding-left:12px}
  .hero-stats .stat strong{font-size:20px}
  .hero-stats .stat span{margin-top:0}
  .card-grid,.cms-grid{grid-template-columns:1fr}
  .testi-slide{grid-template-columns:1fr}
  .testi-slide .testi-card:nth-child(2),
  .testi-slide .testi-card:nth-child(3){display:none}
  #testiCarousel .carousel-control-prev{left:0}
  #testiCarousel .carousel-control-next{right:0}
  .section{padding:64px 0}
  .section-head{margin-bottom:28px}
  .section-head h2{font-size:24px}
  .guarantee{margin-top:56px;grid-template-columns:1fr;padding:8px}
  .g-item{border-left:0;border-top:1px solid var(--line);padding:14px 12px}
  .g-item:first-child{border-top:0}
  .g-item:nth-child(3){border-top:1px solid var(--line);padding-top:14px}
  .cta-panel h2{font-size:24px}
  .faq-wrap .accordion-button{font-size:16px;padding:18px 34px 18px 14px}
  .faq-wrap .accordion-body{padding:0 24px 20px 14px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .topbar-detail{display:none}
}
@media (max-width:575.98px){
  .topbar-left .topbar-domain{display:none}
  .topbar-right{gap:14px}
  .brand-text{font-size:17px}
  .hero{padding:44px 0 56px}
  .svc-panel{padding:14px}
  .price-now{font-size:24px}
  .cta-panel{padding:24px}
}

/* roulang page: category1 */
:root{
  --ink:#070C14;
  --elev:#0C1522;
  --primary:#29D8C0;
  --primary-deep:#12A88F;
  --accent:#FFB648;
  --accent-hi:#FFC468;
  --text:#E8F1F8;
  --text-2:#A8BACB;
  --text-3:#7C8FA3;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.14);
  --glass:rgba(255,255,255,.055);
  --glass-line:rgba(140,220,255,.16);
  --radius-card:18px;
  --radius-img:14px;
  --radius-btn:12px;
  --shadow-card:0 18px 40px rgba(0,0,0,.35), inset 0 1px 0 rgba(255,255,255,.06);
  --shadow-card-hover:0 12px 36px rgba(41,216,192,.18), 0 0 0 1px rgba(41,216,192,.3);
  --ease:cubic-bezier(.2,.7,.3,1);
  --font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;

  --bs-body-bg:var(--ink);
  --bs-body-color:var(--text);
  --bs-border-color:var(--line);
  --bs-primary:var(--primary);
  --bs-link-color:var(--primary);
  --bs-link-hover-color:var(--primary-deep);
  --bs-border-radius:var(--radius-btn);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font);
  background:var(--ink);
  color:var(--text);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
a:hover{color:inherit}
ul,ol{list-style:none;margin:0;padding:0}
img{max-width:100%;display:block}
button{font-family:inherit}
h1,h2,h3,h4,p{margin:0}
::selection{background:rgba(41,216,192,.28);color:#fff}

:focus-visible{outline:2px solid rgba(41,216,192,.7);outline-offset:2px;border-radius:6px}

.container-x{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 24px;
}

/* ---------- 顶部信息条 ---------- */
.topbar{
  background:rgba(255,255,255,.03);
  border-bottom:1px solid var(--line);
  font-size:13px;
  color:var(--text-3);
}
.topbar-inner{
  display:flex;align-items:center;justify-content:space-between;
  gap:16px;height:38px;
}
.topbar-left{display:flex;align-items:center;gap:10px;min-width:0}
.topbar-dot{
  width:6px;height:6px;border-radius:50%;background:var(--primary);
  box-shadow:0 0 0 4px rgba(41,216,192,.12);flex:none;
}
.tb-domain{font-variant-numeric:tabular-nums;letter-spacing:.2px;color:var(--text-2)}
.tb-sep{width:1px;height:12px;background:var(--line-strong);flex:none}
.tb-note{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.topbar-right{display:flex;align-items:center;gap:18px;flex:none}
.topbar-right a{color:var(--text-3);transition:color .2s var(--ease)}
.topbar-right a:hover{color:var(--primary)}

/* ---------- 主导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(7,12,20,.72);
  backdrop-filter:blur(18px) saturate(120%);
  -webkit-backdrop-filter:blur(18px) saturate(120%);
  border-bottom:1px solid transparent;
  transition:border-color .25s var(--ease),background .25s var(--ease);
}
.site-header.is-scrolled{
  border-bottom-color:rgba(41,216,192,.25);
  background:rgba(7,12,20,.86);
}
.header-inner{display:flex;align-items:center;gap:20px;height:72px}

.brand{display:inline-flex;align-items:center;gap:10px;flex:none}
.brand-mark{
  width:28px;height:28px;border-radius:8px;flex:none;
  display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#29D8C0 0%,#12A88F 100%);
  box-shadow:0 6px 18px rgba(41,216,192,.28);
}
.brand-mark svg{width:17px;height:17px}
.brand-text{
  font-size:18px;font-weight:700;letter-spacing:-.2px;color:var(--text);
  display:inline-flex;align-items:center;gap:5px;white-space:nowrap;
}
.brand-tag{
  font-size:12px;font-weight:600;letter-spacing:.5px;
  color:var(--primary);background:rgba(41,216,192,.15);
  border:1px solid rgba(41,216,192,.3);
  padding:1px 6px;border-radius:6px;line-height:1.5;
}

.nav-list{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-list a{
  position:relative;
  display:inline-block;
  padding:8px 14px;
  font-size:15px;
  color:var(--text-2);
  border-radius:8px;
  transition:color .2s var(--ease);
  white-space:nowrap;
}
.nav-list a::after{
  content:"";position:absolute;left:50%;bottom:0;
  width:0;height:2px;border-radius:2px;background:var(--primary);
  transform:translateX(-50%);
  transition:width .22s var(--ease);
}
.nav-list a:hover{color:var(--primary)}
.nav-list a:hover::after{width:16px}
.nav-list a.is-active{color:var(--text);font-weight:600}
.nav-list a.is-active::before{
  content:"";position:absolute;left:2px;top:50%;
  width:3px;height:14px;border-radius:2px;background:var(--primary);
  transform:translateY(-50%);
}
.nav-list a.is-active::after{width:16px}

.header-actions{display:flex;align-items:center;gap:10px;flex:none;margin-left:12px}

.nav-toggle{
  display:none;width:40px;height:40px;border-radius:10px;
  border:1px solid var(--glass-line);background:var(--glass);
  align-items:center;justify-content:center;cursor:pointer;
  transition:border-color .2s var(--ease),background .2s var(--ease);
}
.nav-toggle:hover{border-color:rgba(41,216,192,.5);background:rgba(41,216,192,.1)}
.nav-toggle span{display:block;width:16px;height:2px;background:var(--text);border-radius:2px;position:relative}
.nav-toggle span::before,
.nav-toggle span::after{
  content:"";position:absolute;left:0;width:16px;height:2px;background:var(--text);border-radius:2px;
}
.nav-toggle span::before{top:-5px}
.nav-toggle span::after{top:5px}

/* 移动抽屉 */
.nav-mask{
  position:fixed;inset:0;background:rgba(3,7,12,.66);
  backdrop-filter:blur(4px);
  opacity:0;visibility:hidden;transition:opacity .28s var(--ease),visibility .28s var(--ease);
  z-index:1040;
}
.nav-mask.is-on{opacity:1;visibility:visible}
.mobile-drawer{
  position:fixed;top:0;right:0;z-index:1050;
  width:min(86vw,340px);height:100dvh;
  background:rgba(9,15,24,.97);
  backdrop-filter:blur(18px) saturate(120%);
  border-left:1px solid var(--glass-line);
  transform:translateX(100%);
  transition:transform .3s var(--ease);
  padding:22px 20px 28px;
  display:flex;flex-direction:column;gap:6px;
  overflow-y:auto;
}
.mobile-drawer.is-open{transform:none}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.drawer-close{
  width:34px;height:34px;border-radius:9px;border:1px solid var(--glass-line);
  background:transparent;color:var(--text-2);font-size:18px;line-height:1;cursor:pointer;
}
.drawer-close:hover{color:var(--primary);border-color:rgba(41,216,192,.5)}
.mobile-drawer a.d-link{
  display:block;padding:12px 12px;border-radius:10px;font-size:15px;color:var(--text-2);
  border-left:3px solid transparent;transition:background .2s var(--ease),color .2s var(--ease);
}
.mobile-drawer a.d-link:hover{background:var(--glass);color:var(--primary)}
.mobile-drawer a.d-link.is-active{
  color:var(--text);font-weight:600;background:rgba(41,216,192,.1);
  border-left-color:var(--primary);
}
.drawer-cta{margin-top:18px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--radius-btn);
  font-weight:600;font-size:15px;line-height:1;
  padding:14px 24px;border:1px solid transparent;
  cursor:pointer;transition:all .22s var(--ease);
  white-space:nowrap;
}
.btn svg{flex:none}
.btn-amber{
  background:var(--accent);color:#10161F;
  box-shadow:0 6px 24px rgba(255,182,72,.35);
}
.btn-amber:hover{
  background:var(--accent-hi);color:#10161F;
  box-shadow:0 0 0 6px rgba(255,182,72,.12),0 6px 24px rgba(255,182,72,.35);
  transform:translateY(-1px);
}
.btn-amber:active{transform:translateY(0)}
.btn-outline{
  background:transparent;border-color:var(--primary);color:var(--primary);
}
.btn-outline:hover{
  background:rgba(41,216,192,.12);color:var(--primary);
  box-shadow:0 0 0 1px rgba(41,216,192,.25);
}
.btn-ghost{
  background:transparent;color:var(--text-2);padding-left:0;padding-right:0;
}
.btn-ghost .arw{transition:transform .22s var(--ease)}
.btn-ghost:hover{color:var(--primary)}
.btn-ghost:hover .arw{transform:translateX(4px)}
.btn-pill{border-radius:999px;padding:10px 20px;font-size:14px}
.btn-block{width:100%}

/* ---------- Hero ---------- */
.page-hero{
  position:relative;
  overflow:hidden;
  background-image:linear-gradient(180deg,rgba(7,12,20,.82) 0%,rgba(7,12,20,.92) 100%),url('/assets/images/backpic/back-1.png');
  background-size:cover;
  background-position:center;
  border-bottom:1px solid var(--line);
  padding:52px 0 56px;
}
.page-hero::after{
  content:"";position:absolute;right:-120px;top:-140px;width:520px;height:520px;
  background:radial-gradient(circle,rgba(41,216,192,.18) 0%,rgba(41,216,192,0) 68%);
  pointer-events:none;
}
.page-hero .container-x{position:relative;z-index:1}
.crumbs{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:13px;color:var(--text-3);margin-bottom:18px;
}
.crumbs a{color:var(--text-3);transition:color .2s var(--ease)}
.crumbs a:hover{color:var(--primary)}
.crumbs .sep{color:rgba(255,255,255,.22)}
.crumbs .cur{color:var(--text)}
.hero-eye{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;color:var(--primary);
  background:rgba(41,216,192,.1);
  border:1px solid rgba(41,216,192,.28);
  border-radius:999px;padding:4px 14px;margin-bottom:18px;
}
.hero-eye i{width:6px;height:6px;border-radius:50%;background:var(--primary);display:inline-block}
.page-hero h1{
  font-size:40px;line-height:1.22;font-weight:700;letter-spacing:-.5px;
  max-width:840px;
}
.page-hero .hero-sub{
  margin-top:16px;font-size:16px;line-height:1.8;color:var(--text-2);
  max-width:720px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px}
.hero-meta{
  display:flex;flex-wrap:wrap;gap:28px;margin-top:32px;
  padding-top:22px;border-top:1px solid var(--line);
}
.hero-meta li{display:flex;flex-direction:column;gap:2px}
.hero-meta b{font-size:22px;font-weight:700;color:var(--text);font-variant-numeric:tabular-nums;letter-spacing:-.3px}
.hero-meta span{font-size:12px;color:var(--text-3)}

/* ---------- 区块 ---------- */
.section{padding:88px 0}
.section-tight{padding:64px 0}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;
  gap:24px;margin-bottom:36px;flex-wrap:wrap;
}
.section-head h2{
  font-size:32px;font-weight:600;letter-spacing:-.4px;line-height:1.3;
}
.section-head p{margin-top:10px;font-size:15px;color:var(--text-2);max-width:640px;line-height:1.8}
.section-head .head-link{
  font-size:14px;color:var(--primary);display:inline-flex;align-items:center;gap:6px;
  transition:gap .2s var(--ease);
}
.section-head .head-link:hover{gap:10px}
.divider{height:1px;background:var(--line);border:0;margin:0}

/* ---------- 筛选 chip ---------- */
.chip-row{
  display:flex;gap:12px;overflow-x:auto;padding:2px 2px 10px;
  scrollbar-width:thin;
}
.chip-row::-webkit-scrollbar{height:6px}
.chip-row::-webkit-scrollbar-thumb{background:rgba(41,216,192,.25);border-radius:99px}
.chip{
  flex:none;
  padding:9px 18px;border-radius:999px;
  background:var(--glass);border:1px solid var(--glass-line);
  color:var(--text-2);font-size:14px;cursor:pointer;
  transition:all .2s var(--ease);
}
.chip:hover{color:var(--primary);border-color:rgba(41,216,192,.45)}
.chip.is-on{
  background:rgba(41,216,192,.14);
  border-color:rgba(41,216,192,.55);
  color:var(--primary);font-weight:600;
}

/* ---------- 服务卡网格 ---------- */
.grid-3{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));
  gap:24px;
}
.svc-card{
  display:flex;flex-direction:column;gap:12px;
  padding:20px;border-radius:var(--radius-card);
  background:var(--glass);border:1px solid var(--glass-line);
  box-shadow:var(--shadow-card);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.svc-card:hover{
  transform:translateY(-4px);
  border-color:rgba(41,216,192,.45);
  box-shadow:var(--shadow-card-hover);
}
.card-media{position:relative;border-radius:var(--radius-img);overflow:hidden}
.card-media img{
  width:100%;aspect-ratio:16/10;object-fit:cover;
  transition:transform .35s var(--ease);
}
.svc-card:hover .card-media img{transform:scale(1.03)}
.badge-pill{
  position:absolute;top:12px;left:12px;
  font-size:12px;font-weight:600;line-height:1.5;
  padding:3px 10px;border-radius:999px;
  color:var(--primary);
  background:rgba(7,12,20,.7);
  border:1px solid rgba(41,216,192,.4);
  backdrop-filter:blur(6px);
}
.badge-pill.is-amber{
  color:#141008;
  background:rgba(255,182,72,.92);
  border-color:rgba(255,182,72,.9);
}
.svc-card h3{
  font-size:17px;font-weight:600;line-height:1.5;letter-spacing:-.2px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.svc-card .card-desc{
  font-size:14px;line-height:1.75;color:var(--text-2);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.tag-list{display:flex;flex-wrap:wrap;gap:8px;margin-top:2px}
.tag{
  font-size:12px;color:var(--text-2);
  border:1px solid var(--line-strong);
  background:rgba(255,255,255,.03);
  border-radius:999px;padding:3px 10px;
  white-space:nowrap;
}
.card-foot{
  margin-top:auto;padding-top:14px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:12px;
}
.card-foot .go{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;color:var(--primary);font-weight:600;
  transition:gap .2s var(--ease);
}
.svc-card:hover .card-foot .go{gap:10px}
.card-foot .tip{font-size:12px;color:var(--text-3)}

/* ---------- 对照表 ---------- */
.table-wrap{
  border:1px solid var(--glass-line);border-radius:var(--radius-card);
  background:var(--glass);overflow-x:auto;box-shadow:var(--shadow-card);
}
table.cmp{
  width:100%;border-collapse:collapse;font-size:15px;min-width:720px;
}
table.cmp thead th{
  background:rgba(255,255,255,.045);
  color:var(--text-2);font-size:13px;font-weight:600;
  text-align:left;padding:15px 18px;white-space:nowrap;
  border-bottom:1px solid var(--line);
}
table.cmp tbody td{
  padding:16px 18px;border-bottom:1px solid var(--line);
  color:var(--text-2);vertical-align:top;line-height:1.7;
}
table.cmp tbody tr:last-child td{border-bottom:0}
table.cmp tbody tr{transition:background .2s var(--ease)}
table.cmp tbody tr:hover{background:rgba(41,216,192,.05)}
table.cmp tbody td:first-child{color:var(--text);font-weight:600}
.table-note{margin-top:14px;font-size:13px;color:var(--text-3)}

/* ---------- 流程步骤 ---------- */
.steps{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));
  gap:20px;
}
.step-card{
  position:relative;
  padding:24px 20px 22px;
  border-radius:var(--radius-card);
  background:var(--glass);
  border:1px solid var(--glass-line);
  transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.step-card:hover{
  transform:translateY(-3px);
  border-color:rgba(41,216,192,.42);
  box-shadow:var(--shadow-card-hover);
}
.step-no{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:26px;border-radius:6px;
  background:rgba(41,216,192,.14);
  border:1px solid rgba(41,216,192,.4);
  color:var(--primary);font-size:13px;font-weight:700;
  font-variant-numeric:tabular-nums;margin-bottom:14px;
}
.step-card h3{font-size:16px;font-weight:600;margin-bottom:8px}
.step-card p{font-size:14px;color:var(--text-2);line-height:1.75}

/* ---------- CTA 面板 ---------- */
.cta-panel{
  position:relative;overflow:hidden;
  display:grid;grid-template-columns:7fr 5fr;gap:36px;
  padding:44px;border-radius:var(--radius-card);
  background:var(--glass);
  border:1px solid var(--glass-line);
  box-shadow:var(--shadow-card);
}
.cta-panel::after{
  content:"";position:absolute;right:-140px;bottom:-160px;width:460px;height:460px;
  background:radial-gradient(circle,rgba(41,216,192,.18) 0%,rgba(41,216,192,0) 70%);
  pointer-events:none;
}
.cta-panel > *{position:relative;z-index:1}
.cta-panel h2{font-size:30px;font-weight:600;letter-spacing:-.4px;line-height:1.32}
.cta-panel .cta-desc{margin-top:12px;font-size:15px;color:var(--text-2);line-height:1.8;max-width:560px}
.check-list{margin-top:22px;display:flex;flex-direction:column;gap:12px}
.check-list li{display:flex;gap:10px;font-size:15px;color:var(--text-2);line-height:1.7}
.check-list .ck{
  flex:none;width:20px;height:20px;border-radius:6px;margin-top:3px;
  background:rgba(41,216,192,.14);border:1px solid rgba(41,216,192,.4);
  display:inline-flex;align-items:center;justify-content:center;
}
.check-list .ck svg{width:11px;height:11px}
.cta-actions{
  display:flex;flex-direction:column;gap:12px;justify-content:center;
}
.cta-actions .btn{width:100%}
.cta-actions .hint{font-size:12px;color:var(--text-3);text-align:center;margin-top:4px}

/* ---------- FAQ ---------- */
.faq-acc{--bs-accordion-bg:transparent;--bs-accordion-border-color:transparent;}
.faq-acc .accordion-item{
  background:transparent;border:0;
  border-top:1px solid var(--line);
}
.faq-acc .accordion-item:last-child{border-bottom:1px solid var(--line)}
.faq-acc .accordion-button{
  position:relative;
  background:transparent;
  color:var(--text);
  font-size:17px;font-weight:600;line-height:1.6;
  padding:22px 52px 22px 18px;
  border:0;border-left:3px solid transparent;
  box-shadow:none;
  transition:color .2s var(--ease),border-color .2s var(--ease),background .2s var(--ease);
}
.faq-acc .accordion-button:not(.collapsed){
  color:var(--primary);
  background:rgba(41,216,192,.05);
  border-left-color:var(--primary);
  box-shadow:none;
}
.faq-acc .accordion-button:hover{color:var(--primary)}
.faq-acc .accordion-button::after{display:none}
.faq-acc .accordion-button::before{
  content:"+";
  position:absolute;right:20px;top:50%;
  transform:translateY(-50%);
  font-size:24px;font-weight:300;line-height:1;color:var(--text-3);
  transition:transform .25s var(--ease),color .25s var(--ease);
}
.faq-acc .accordion-button:not(.collapsed)::before{
  transform:translateY(-50%) rotate(45deg);
  color:var(--primary);
}
.faq-acc .accordion-button:focus{box-shadow:none}
.faq-acc .accordion-body{
  padding:0 56px 24px 18px;
  font-size:15px;line-height:1.85;color:var(--text-2);
  border-left:3px solid rgba(41,216,192,.25);
}

/* ---------- 页脚 ---------- */
.site-footer{
  background:#050A11;
  border-top:1px solid rgba(255,255,255,.06);
  padding:66px 0 0;
  margin-top:0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.7fr 1fr 1fr 1.2fr;
  gap:36px;
}
.footer-brand .brand{margin-bottom:16px}
.footer-brand p{
  font-size:14px;line-height:1.85;color:var(--text-3);max-width:420px;
}
.footer-col h4{
  font-size:14px;font-weight:600;color:var(--text);
  margin-bottom:16px;letter-spacing:.2px;
}
.footer-col li{
  font-size:14px;color:var(--text-3);margin-bottom:11px;line-height:1.6;
}
.footer-col a{color:#8FA3B8;transition:color .2s var(--ease)}
.footer-col a:hover{color:var(--primary)}
.footer-contact strong{
  color:var(--text-2);font-weight:600;margin-right:8px;font-size:13px;
}
.footer-bottom{
  margin-top:48px;
  border-top:1px solid rgba(255,255,255,.06);
  padding:20px 0;
  display:flex;align-items:center;justify-content:space-between;
  gap:16px;flex-wrap:wrap;
  font-size:12px;color:var(--text-3);
}
.footer-bottom .fb-right{display:flex;gap:18px;flex-wrap:wrap}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .footer-grid{grid-template-columns:1.6fr 1fr 1fr;gap:28px}
  .footer-col.footer-contact{grid-column:1 / -1}
  .footer-col.footer-contact ul{display:flex;flex-wrap:wrap;gap:10px 32px}
  .footer-col.footer-contact li{margin-bottom:0}
}
@media (max-width:991.98px){
  .nav-list{display:none}
  .nav-toggle{display:inline-flex}
  .header-actions{margin-left:auto}
  .page-hero h1{font-size:32px}
  .page-hero{padding:42px 0 46px}
  .section{padding:64px 0}
  .grid-3{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cta-panel{grid-template-columns:1fr;gap:28px;padding:32px}
  .cta-actions{flex-direction:row;flex-wrap:wrap}
  .cta-actions .btn{width:auto;flex:1 1 200px}
  .cta-actions .hint{width:100%}
  .section-head h2{font-size:26px}
  .cta-panel h2{font-size:25px}
}
@media (max-width:767.98px){
  .tb-note,.tb-sep{display:none}
  .topbar-right a{font-size:12px}
  .header-inner{height:64px;gap:12px}
  .brand-text{font-size:16px}
  .hero-meta{gap:20px 28px}
  .hero-meta b{font-size:20px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px}
  .footer-brand{grid-column:1 / -1}
  .footer-brand p{max-width:none}
  .faq-acc .accordion-button{font-size:16px;padding:18px 46px 18px 14px}
  .faq-acc .accordion-body{padding:0 20px 20px 14px}
}
@media (max-width:575.98px){
  .container-x{padding:0 16px}
  .page-hero h1{font-size:26px;letter-spacing:-.3px}
  .page-hero .hero-sub{font-size:15px}
  .hero-actions .btn{flex:1 1 100%}
  .section{padding:52px 0}
  .section-head{margin-bottom:26px}
  .section-head h2{font-size:23px}
  .grid-3{grid-template-columns:1fr;gap:16px}
  .steps{grid-template-columns:1fr}
  .cta-panel{padding:24px 20px}
  .cta-actions{flex-direction:column}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
  .brand-tag{font-size:11px}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important}
}

/* roulang page: article */
:root{
  --ink:#070C14;
  --elev:#0C1522;
  --primary:#29D8C0;
  --primary-deep:#12A88F;
  --accent:#FFB648;
  --accent-hi:#FFC468;
  --text:#E8F1F8;
  --text-2:#A8BACB;
  --text-3:#7C8FA3;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.14);
  --glass:rgba(255,255,255,.055);
  --glass-line:rgba(140,220,255,.16);
  --danger:#FF7A6B;
  --r-card:18px;
  --r-img:14px;
  --r-btn:12px;
  --r-input:10px;
  --shadow-card:0 18px 40px rgba(0,0,0,.35), inset 0 1px 0 rgba(255,255,255,.06);
  --shadow-hover:0 12px 36px rgba(41,216,192,.18);
  --ease:cubic-bezier(.2,.7,.3,1);
  --maxw:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--ink);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}
img{max-width:100%;height:auto;display:block;}
a{color:inherit;text-decoration:none;}
button{font:inherit;color:inherit;border:0;background:none;cursor:pointer;}
input{font:inherit;}
h1,h2,h3,h4,p,ul,ol{margin:0;padding:0;}
ul,ol{list-style:none;}
:focus-visible{outline:2px solid rgba(41,216,192,.7);outline-offset:2px;border-radius:6px;}
.container-x{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px;}

/* ============ 顶部信息条 ============ */
.topbar{background:rgba(255,255,255,.03);border-bottom:1px solid var(--line);font-size:13px;color:var(--text-3);}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;height:38px;}
.tb-left{display:flex;align-items:center;gap:12px;min-width:0;overflow:hidden;white-space:nowrap;}
.tb-domain{color:var(--text-2);letter-spacing:.3px;}
.tb-sep{width:1px;height:12px;background:var(--line-strong);flex-shrink:0;}
.tb-note{overflow:hidden;text-overflow:ellipsis;}
.tb-right{display:flex;align-items:center;gap:18px;flex-shrink:0;}
.tb-right a{transition:color .2s var(--ease);}
.tb-right a:hover{color:var(--primary);}

/* ============ 主导航 ============ */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(7,12,20,.72);
  backdrop-filter:blur(18px) saturate(130%);
  -webkit-backdrop-filter:blur(18px) saturate(130%);
  border-bottom:1px solid transparent;
  transition:border-color .25s var(--ease),background .25s var(--ease);
}
.site-header.is-scrolled{border-bottom-color:rgba(41,216,192,.25);background:rgba(7,12,20,.92);}
.nav-inner{display:flex;align-items:center;gap:24px;height:72px;}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:32px;height:32px;border-radius:9px;display:grid;place-items:center;
  background:linear-gradient(135deg,#29D8C0,#12A88F);
  box-shadow:0 0 0 1px rgba(41,216,192,.35),0 6px 18px rgba(41,216,192,.25);
}
.brand-mark svg{width:20px;height:20px;}
.brand-text{font-size:19px;font-weight:700;letter-spacing:-.2px;color:var(--text);}
.brand-tag{
  display:inline-block;margin-left:4px;padding:1px 7px;border-radius:6px;
  background:rgba(41,216,192,.14);border:1px solid rgba(41,216,192,.35);
  color:var(--primary);font-size:13px;font-weight:600;vertical-align:2px;
}
.nav-wrap{display:flex;align-items:center;gap:30px;margin-left:auto;}
.nav-list{display:flex;align-items:center;gap:26px;}
.nav-list a{
  position:relative;font-size:15px;color:var(--text-2);padding:6px 0;white-space:nowrap;
  transition:color .2s var(--ease);
}
.nav-list a::after{
  content:"";position:absolute;left:50%;bottom:-2px;width:16px;height:2px;border-radius:2px;
  background:var(--primary);transform:translateX(-50%) scaleX(0);
  transition:transform .25s var(--ease);box-shadow:0 0 10px rgba(41,216,192,.8);
}
.nav-list a:hover{color:var(--text);}
.nav-list a:hover::after{transform:translateX(-50%) scaleX(1);}
.nav-list a.is-active{color:var(--text);font-weight:600;padding-left:11px;}
.nav-list a.is-active::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:3px;height:15px;border-radius:2px;background:var(--primary);
}
.nav-list a.is-active::after{transform:translateX(-50%) scaleX(1);}
.btn-pill{
  display:inline-flex;align-items:center;justify-content:center;
  height:40px;padding:0 20px;border-radius:999px;
  background:var(--accent);color:#10161F;font-size:15px;font-weight:600;
  box-shadow:0 6px 24px rgba(255,182,72,.35);
  transition:background .2s var(--ease),box-shadow .2s var(--ease),transform .2s var(--ease);
}
.btn-pill:hover{background:var(--accent-hi);color:#10161F;transform:translateY(-1px);box-shadow:0 6px 24px rgba(255,182,72,.45),0 0 0 6px rgba(255,182,72,.12);}
.nav-toggle{
  display:none;margin-left:auto;width:42px;height:42px;border-radius:11px;
  border:1px solid var(--line-strong);background:var(--glass);
  align-items:center;justify-content:center;flex-direction:column;gap:5px;
  transition:border-color .2s var(--ease);
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--text-2);transition:transform .25s var(--ease),opacity .2s var(--ease);}
.nav-toggle:hover{border-color:rgba(41,216,192,.5);}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle.is-open span:nth-child(2){opacity:0;}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
.nav-mask{position:fixed;inset:0;background:rgba(3,7,12,.72);backdrop-filter:blur(2px);z-index:55;}
.nav-mask[hidden]{display:none;}

/* ============ 通用组件 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;white-space:nowrap;
  transition:all .22s var(--ease);
}
.btn-accent{background:var(--accent);color:#10161F;box-shadow:0 6px 24px rgba(255,182,72,.35);}
.btn-accent:hover{background:var(--accent-hi);color:#10161F;transform:translateY(-2px);box-shadow:0 6px 24px rgba(255,182,72,.45),0 0 0 6px rgba(255,182,72,.12);}
.btn-outline{background:transparent;border:1px solid var(--primary);color:var(--primary);}
.btn-outline:hover{background:rgba(41,216,192,.12);color:var(--primary);}
.btn-ghost{color:var(--text-2);padding:0 4px;height:auto;}
.btn-ghost:hover{color:var(--primary);}
.w100{width:100%;}
.badge-cat{
  display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;border-radius:999px;
  font-size:12px;font-weight:600;color:var(--primary);
  background:rgba(41,216,192,.12);border:1px solid rgba(41,216,192,.32);
}
.section{padding:96px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:32px;}
.section-head h2{font-size:32px;font-weight:600;letter-spacing:-.4px;color:var(--text);}
.link-more{display:inline-flex;align-items:center;gap:6px;font-size:14px;color:var(--primary);transition:gap .2s var(--ease);}
.link-more:hover{gap:10px;}

/* ============ 面包屑 ============ */
.crumbs{padding-top:20px;font-size:13px;color:var(--text-3);}
.crumbs ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;}
.crumbs li{display:flex;align-items:center;gap:8px;}
.crumbs li:not(:last-child)::after{content:"/";color:rgba(255,255,255,.2);}
.crumbs a{transition:color .2s var(--ease);}
.crumbs a:hover{color:var(--primary);}
.crumbs li[aria-current]{color:var(--text-2);}

/* ============ 文章头部 ============ */
.article-top{padding:28px 0 0;}
.article-top h1{
  font-size:46px;line-height:1.2;font-weight:700;letter-spacing:-.5px;
  margin:16px 0 20px;color:var(--text);
}
.ah-meta{display:flex;flex-wrap:wrap;align-items:center;gap:14px;font-size:13px;color:var(--text-3);}
.ah-meta .dot{width:4px;height:4px;border-radius:50%;background:rgba(255,255,255,.25);}
.ah-bar{
  display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
  margin-top:22px;padding-top:22px;border-top:1px solid var(--line);
}
.ah-note{font-size:13px;color:var(--text-3);}
.share-group{display:flex;align-items:center;gap:10px;}
.share-btn{
  width:36px;height:36px;border-radius:50%;display:grid;place-items:center;
  background:var(--glass);border:1px solid var(--glass-line);color:var(--text-2);
  transition:all .22s var(--ease);
}
.share-btn:hover{color:var(--primary);border-color:rgba(41,216,192,.45);transform:translateY(-2px);}
.share-btn svg{width:16px;height:16px;}

/* ============ 封面 ============ */
.article-cover{margin-top:32px;border-radius:var(--r-card);overflow:hidden;border:1px solid var(--line);background:var(--elev);}
.article-cover img{width:100%;aspect-ratio:16/9;object-fit:cover;}

/* ============ 正文 + 侧栏 ============ */
.article-layout{
  display:grid;grid-template-columns:minmax(0,1fr) 280px;
  gap:48px;align-items:start;padding-top:48px;
}
.article-body{font-size:17px;line-height:1.9;color:var(--text-2);}
.article-body > *:first-child{margin-top:0;}
.article-body h2{
  position:relative;font-size:24px;line-height:1.4;font-weight:600;color:var(--text);
  margin:40px 0 16px;padding-left:16px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:2px;
  background:linear-gradient(180deg,var(--primary),var(--primary-deep));
}
.article-body h3{font-size:19px;font-weight:600;color:var(--text);margin:30px 0 12px;}
.article-body h4{font-size:17px;font-weight:600;color:var(--text);margin:24px 0 10px;}
.article-body p{margin:0 0 20px;}
.article-body a{color:var(--primary);border-bottom:1px solid rgba(41,216,192,.35);}
.article-body a:hover{border-bottom-color:var(--primary);}
.article-body ul{list-style:disc;padding-left:22px;margin:0 0 20px;}
.article-body ol{list-style:decimal;padding-left:22px;margin:0 0 20px;}
.article-body li{margin-bottom:8px;}
.article-body img{border-radius:var(--r-img);margin:24px auto;max-width:100%;height:auto;}
.article-body figure{margin:24px 0;}
.article-body figcaption{font-size:13px;color:var(--text-3);text-align:center;margin-top:10px;}
.article-body blockquote{
  margin:24px 0;padding:18px 22px;background:var(--glass);
  border-left:3px solid var(--primary);border-radius:12px;color:var(--text-2);
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body table{width:100%;border-collapse:collapse;font-size:15px;margin:24px 0;}
.article-body th,.article-body td{border-bottom:1px solid var(--line);padding:12px 14px;text-align:left;vertical-align:top;}
.article-body th{background:rgba(255,255,255,.04);color:var(--text);font-weight:600;}
.article-body code{background:rgba(41,216,192,.1);color:var(--primary);padding:2px 6px;border-radius:6px;font-size:14px;}
.article-body hr{border:0;border-top:1px solid var(--line);margin:32px 0;}

.article-side{display:flex;flex-direction:column;gap:20px;position:sticky;top:96px;}
.side-card{
  background:var(--glass);border:1px solid var(--glass-line);border-radius:var(--r-card);
  padding:22px;backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
}
.side-title{position:relative;font-size:15px;font-weight:600;color:var(--text);margin-bottom:14px;padding-left:11px;}
.side-title::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:3px;height:14px;border-radius:2px;background:var(--primary);
}
.side-links li + li{margin-top:2px;}
.side-links a{
  display:flex;align-items:center;justify-content:space-between;gap:8px;
  padding:10px 0;font-size:14px;color:var(--text-2);
  border-bottom:1px dashed rgba(255,255,255,.07);transition:color .2s var(--ease);
}
.side-links li:last-child a{border-bottom:0;}
.side-links a:hover{color:var(--primary);}
.side-links .arw{opacity:.5;transition:transform .2s var(--ease),opacity .2s var(--ease);}
.side-links a:hover .arw{transform:translateX(3px);opacity:1;}
.side-help p{font-size:13.5px;line-height:1.8;color:var(--text-3);margin-bottom:14px;}
.help-line{display:flex;justify-content:space-between;gap:10px;font-size:13px;padding:9px 0;border-top:1px solid var(--line);}
.help-line span{color:var(--text-3);}
.help-line strong{color:var(--text);font-weight:600;font-variant-numeric:tabular-nums;}
.side-help .btn{margin-top:16px;height:42px;font-size:14px;}

/* ============ 空态 ============ */
.empty-state{
  min-height:240px;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:16px;text-align:center;padding:48px 24px;
  background:var(--glass);border:1px solid var(--glass-line);border-radius:var(--r-card);
}
.empty-state svg{width:40px;height:40px;color:var(--text-3);}
.empty-state p{font-size:15px;color:var(--text-2);}

/* ============ 文章底部导航 ============ */
.post-actions{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  margin-top:36px;padding-top:24px;border-top:1px solid var(--line);
}
.post-tip{font-size:13px;color:var(--text-3);}
.post-nav{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:24px;}
.pn-item{
  display:flex;flex-direction:column;gap:6px;padding:18px 20px;
  background:var(--glass);border:1px solid var(--glass-line);border-radius:14px;
  transition:all .22s var(--ease);
}
.pn-item:hover{border-color:rgba(41,216,192,.45);background:rgba(41,216,192,.07);transform:translateY(-3px);}
.pn-label{font-size:12px;color:var(--text-3);letter-spacing:.5px;}
.pn-title{font-size:15px;font-weight:600;color:var(--text);}
.pn-item.next{text-align:right;}

/* ============ 相关内容 ============ */
.rel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.rel-card{
  display:flex;gap:14px;padding:14px;
  background:var(--glass);border:1px solid var(--glass-line);border-radius:var(--r-card);
  box-shadow:var(--shadow-card);transition:all .22s var(--ease);
}
.rel-card:hover{transform:translateY(-4px);border-color:rgba(41,216,192,.45);box-shadow:var(--shadow-card),var(--shadow-hover);}
.rel-thumb{width:104px;flex-shrink:0;border-radius:12px;overflow:hidden;background:var(--elev);}
.rel-thumb img{width:100%;height:100%;object-fit:cover;aspect-ratio:1/1;}
.rel-body{min-width:0;display:flex;flex-direction:column;gap:8px;justify-content:center;}
.rel-body h3{
  font-size:15px;line-height:1.5;font-weight:600;color:var(--text);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}

/* ============ CTA 面板 ============ */
.cta-panel{
  display:grid;grid-template-columns:1fr auto;gap:40px;align-items:center;
  padding:40px;border-radius:var(--r-card);position:relative;overflow:hidden;
  background:linear-gradient(135deg,rgba(41,216,192,.10),rgba(255,182,72,.05)),var(--elev);
  border:1px solid var(--glass-line);
}
.cta-panel::after{
  content:"";position:absolute;right:-80px;top:-80px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(41,216,192,.18),transparent 68%);pointer-events:none;
}
.cta-copy{position:relative;z-index:1;}
.cta-copy h2{font-size:30px;font-weight:600;letter-spacing:-.4px;margin-bottom:12px;color:var(--text);}
.cta-copy p{font-size:15px;color:var(--text-2);max-width:640px;}
.cta-list{margin-top:18px;display:flex;flex-wrap:wrap;gap:10px 24px;}
.cta-list li{position:relative;padding-left:20px;font-size:14px;color:var(--text-2);}
.cta-list li::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:7px;height:7px;border-radius:2px;background:var(--primary);
  box-shadow:0 0 10px rgba(41,216,192,.6);
}
.cta-actions{display:flex;flex-direction:column;gap:12px;min-width:220px;position:relative;z-index:1;}

/* ============ 页脚 ============ */
.site-footer{background:#050A11;border-top:1px solid rgba(255,255,255,.06);padding:64px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.65fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand p{margin-top:16px;font-size:13.5px;line-height:1.85;color:var(--text-3);max-width:340px;}
.footer-col h4{font-size:14px;font-weight:600;color:var(--text);margin-bottom:16px;}
.footer-col ul li + li{margin-top:10px;}
.footer-col a{font-size:14px;color:#8FA3B8;transition:color .2s var(--ease);}
.footer-col a:hover{color:var(--primary);}
.footer-contact li{font-size:13.5px;color:#8FA3B8;line-height:1.9;}
.footer-contact strong{display:block;font-size:12px;font-weight:500;color:var(--text-3);}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  margin-top:48px;padding:20px 0 28px;border-top:1px solid rgba(255,255,255,.06);
  font-size:12px;color:#6B7E92;
}
.fb-right{display:flex;gap:18px;flex-wrap:wrap;}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .section{padding:72px 0;}
  .article-top h1{font-size:38px;}
}
@media (max-width:991px){
  .nav-toggle{display:flex;}
  .nav-wrap{
    position:fixed;top:0;right:0;bottom:0;width:min(320px,86vw);
    background:rgba(9,15,24,.97);
    backdrop-filter:blur(20px) saturate(140%);
    -webkit-backdrop-filter:blur(20px) saturate(140%);
    border-left:1px solid var(--line);
    padding:88px 22px 32px;display:flex;flex-direction:column;gap:26px;
    transform:translateX(103%);transition:transform .32s var(--ease);
    z-index:60;overflow-y:auto;
  }
  .nav-wrap.is-open{transform:translateX(0);}
  .nav-inner{height:64px;}
  .nav-list{flex-direction:column;align-items:stretch;gap:4px;}
  .nav-list a{padding:13px 14px;border-radius:11px;font-size:15px;background:rgba(255,255,255,.03);}
  .nav-list a::after{display:none;}
  .nav-list a:hover{background:rgba(41,216,192,.1);color:var(--primary);}
  .nav-list a.is-active{padding-left:14px;background:rgba(41,216,192,.12);color:var(--primary);}
  .nav-list a.is-active::before{display:none;}
  .nav-cta .btn-pill{width:100%;height:46px;border-radius:12px;}
  .article-top h1{font-size:32px;}
  .article-layout{grid-template-columns:minmax(0,1fr);gap:36px;padding-top:36px;}
  .article-side{position:static;}
  .rel-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;}
  .cta-panel{grid-template-columns:1fr;gap:28px;padding:32px 24px;}
  .cta-actions{flex-direction:row;flex-wrap:wrap;min-width:0;}
  .cta-actions .btn{flex:1 1 180px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px;}
  .site-footer{margin-top:0;}
}
@media (max-width:767px){
  .section{padding:56px 0;}
  .tb-left{display:none;}
  .topbar-inner{justify-content:flex-end;}
  .article-top h1{font-size:30px;margin:14px 0 16px;}
  .section-head h2{font-size:24px;}
  .cta-copy h2{font-size:24px;}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:575px){
  .container-x{padding:0 16px;}
  .rel-grid{grid-template-columns:minmax(0,1fr);gap:16px;}
  .post-nav{grid-template-columns:1fr;}
  .pn-item.next{text-align:left;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .article-body{font-size:16px;line-height:1.85;}
  .article-body h2{font-size:21px;}
  .article-body h3{font-size:18px;}
  .crumbs{font-size:12.5px;}
  .ah-bar{flex-direction:column;align-items:flex-start;gap:14px;}
}

/* roulang page: category2 */
:root{
  --ink:#070C14;
  --elev:#0C1522;
  --primary:#29D8C0;
  --primary-deep:#12A88F;
  --accent:#FFB648;
  --accent-lift:#FFC468;
  --text:#E8F1F8;
  --text-2:#A8BACB;
  --text-3:#7C8FA3;
  --line:rgba(255,255,255,.08);
  --line-soft:rgba(255,255,255,.06);
  --glass:rgba(255,255,255,.055);
  --glass-line:rgba(140,220,255,.16);
  --danger:#FF7A6B;
  --r-card:18px;
  --r-img:14px;
  --r-btn:12px;
  --r-input:10px;
  --shadow-card:0 18px 40px rgba(0,0,0,.35), inset 0 1px 0 rgba(255,255,255,.06);
  --shadow-hover:0 24px 48px rgba(0,0,0,.45), 0 0 0 1px rgba(41,216,192,.3), 0 12px 36px rgba(41,216,192,.18);
  --tr:220ms cubic-bezier(.2,.7,.3,1);
  --space:96px;
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--ink);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans SC","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;
  background-image:linear-gradient(rgba(255,255,255,.022) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.022) 1px,transparent 1px);
  background-size:64px 64px;
  z-index:0;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--primary);text-decoration:none;transition:color var(--tr)}
a:hover{color:var(--primary)}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
button{font-family:inherit}
input,button,textarea,select{font:inherit}
:focus-visible{outline:2px solid rgba(41,216,192,.7);outline-offset:2px;border-radius:6px}
.container-x{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 24px;
  position:relative;
  z-index:1;
}
.num{font-variant-numeric:tabular-nums}

/* ---------- 顶部信息条 ---------- */
.topbar{
  background:rgba(255,255,255,.03);
  border-bottom:1px solid var(--line-soft);
  font-size:13px;
  color:var(--text-3);
}
.topbar-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  height:38px;
}
.topbar-left{display:flex;align-items:center;gap:12px;min-width:0}
.topbar-domain{color:var(--text-2);letter-spacing:.4px}
.topbar-divider{width:1px;height:12px;background:var(--line)}
.topbar-note{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.topbar-right{display:flex;align-items:center;gap:18px;flex-shrink:0}
.topbar-right a{color:var(--text-3);font-size:13px}
.topbar-right a:hover{color:var(--primary)}

/* ---------- 主导航 ---------- */
.site-header{position:sticky;top:0;z-index:1040}
.navbar-wrap{
  background:rgba(7,12,20,.72);
  backdrop-filter:blur(18px) saturate(130%);
  -webkit-backdrop-filter:blur(18px) saturate(130%);
  border-bottom:1px solid var(--line-soft);
  transition:border-color var(--tr),background var(--tr);
}
.site-header.is-scrolled .navbar-wrap{
  border-bottom-color:rgba(41,216,192,.25);
  background:rgba(7,12,20,.88);
}
.navbar-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  min-height:72px;
}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--text);flex-shrink:0}
.brand:hover{color:var(--text)}
.brand-mark{
  width:28px;height:28px;border-radius:9px;
  display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(140deg,#29D8C0,#12A88F);
  box-shadow:0 6px 18px rgba(41,216,192,.28);
  flex-shrink:0;
}
.brand-mark svg{width:20px;height:20px}
.brand-text{font-size:18px;font-weight:700;letter-spacing:.2px;white-space:nowrap}
.brand-tag{
  display:inline-block;
  margin-left:6px;
  padding:1px 6px;
  border-radius:6px;
  font-size:12px;
  font-weight:600;
  line-height:1.5;
  color:#04120F;
  background:var(--accent);
  vertical-align:2px;
}
.nav-list{display:flex;align-items:center;gap:28px}
.nav-list a{
  position:relative;
  font-size:15px;
  color:var(--text-2);
  padding:6px 0;
  white-space:nowrap;
}
.nav-list a::after{
  content:"";
  position:absolute;
  left:50%;bottom:-2px;
  width:16px;height:2px;border-radius:2px;
  background:var(--primary);
  transform:translateX(-50%) scaleX(0);
  transform-origin:center;
  transition:transform var(--tr),opacity var(--tr);
  opacity:0;
  box-shadow:0 0 10px rgba(41,216,192,.8);
}
.nav-list a:hover{color:var(--text)}
.nav-list a:hover::after{transform:translateX(-50%) scaleX(1);opacity:1}
.nav-list a.is-active{color:var(--text);font-weight:600}
.nav-list a.is-active::before{
  content:"";
  position:absolute;
  left:-12px;top:50%;
  width:3px;height:16px;
  border-radius:3px;
  background:var(--primary);
  transform:translateY(-50%);
  box-shadow:0 0 12px rgba(41,216,192,.7);
}
.nav-list a.is-active::after{transform:translateX(-50%) scaleX(1);opacity:1}
.nav-actions{display:flex;align-items:center;gap:12px;flex-shrink:0}
.btn-pill{
  display:inline-flex;align-items:center;justify-content:center;
  height:40px;padding:0 20px;
  border-radius:999px;
  background:var(--accent);
  color:#10161F;
  font-size:14px;font-weight:600;
  box-shadow:0 6px 24px rgba(255,182,72,.35);
  transition:transform var(--tr),background var(--tr),box-shadow var(--tr);
  border:none;
}
.btn-pill:hover{background:var(--accent-lift);color:#10161F;box-shadow:0 6px 24px rgba(255,182,72,.35),0 0 0 6px rgba(255,182,72,.12)}
.nav-toggle{
  display:none;
  width:42px;height:42px;
  border-radius:11px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.04);
  align-items:center;justify-content:center;
  cursor:pointer;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--text-2);border-radius:2px;position:relative}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--text-2);border-radius:2px;
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}

/* 移动端抽屉 */
.drawer-mask{
  position:fixed;inset:0;background:rgba(3,7,12,.66);
  opacity:0;visibility:hidden;transition:opacity var(--tr),visibility var(--tr);
  z-index:1050;backdrop-filter:blur(2px);
}
.drawer{
  position:fixed;top:0;right:0;bottom:0;
  width:min(320px,86vw);
  background:rgba(12,21,34,.94);
  backdrop-filter:blur(18px) saturate(120%);
  border-left:1px solid var(--glass-line);
  transform:translateX(100%);
  transition:transform 280ms cubic-bezier(.2,.7,.3,1);
  z-index:1060;
  padding:24px 22px 32px;
  display:flex;flex-direction:column;gap:8px;
  overflow-y:auto;
}
.drawer-open .drawer{transform:translateX(0)}
.drawer-open .drawer-mask{opacity:1;visibility:visible}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:16px;border-bottom:1px solid var(--line-soft);margin-bottom:10px}
.drawer-title{font-size:15px;font-weight:600;color:var(--text)}
.drawer-close{
  width:34px;height:34px;border-radius:9px;border:1px solid var(--line);
  background:transparent;color:var(--text-2);cursor:pointer;line-height:1;
  display:inline-flex;align-items:center;justify-content:center;font-size:16px;
}
.drawer nav{display:flex;flex-direction:column;gap:4px}
.drawer nav a{
  padding:12px 12px;border-radius:10px;font-size:15px;color:var(--text-2);
  transition:background var(--tr),color var(--tr);
}
.drawer nav a:hover{background:rgba(41,216,192,.1);color:var(--text)}
.drawer nav a.is-active{background:rgba(41,216,192,.12);color:var(--text);font-weight:600;box-shadow:inset 3px 0 0 var(--primary)}
.drawer .drawer-cta{margin-top:18px}

/* ---------- 通用按钮 ---------- */
.btn-primary-x{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--r-btn);
  background:var(--accent);color:#10161F;
  font-size:15px;font-weight:600;border:none;cursor:pointer;
  box-shadow:0 6px 24px rgba(255,182,72,.35);
  transition:transform var(--tr),background var(--tr),box-shadow var(--tr);
}
.btn-primary-x:hover{background:var(--accent-lift);color:#10161F;transform:translateY(-2px);box-shadow:0 10px 30px rgba(255,182,72,.42),0 0 0 6px rgba(255,182,72,.12)}
.btn-primary-x:active{transform:translateY(0)}
.btn-outline-x{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-btn);
  background:transparent;color:var(--primary);
  border:1px solid var(--primary);
  font-size:15px;font-weight:600;cursor:pointer;
  transition:background var(--tr),color var(--tr),transform var(--tr);
}
.btn-outline-x:hover{background:rgba(41,216,192,.12);color:var(--primary);transform:translateY(-2px)}
.btn-arrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:15px;font-weight:600;color:var(--primary);
}
.btn-arrow svg{transition:transform var(--tr)}
.btn-arrow:hover svg{transform:translateX(4px)}

/* ---------- 面包屑 ---------- */
.crumbs{
  padding:20px 0 0;
  font-size:13px;
  color:var(--text-3);
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
}
.crumbs a{color:var(--text-3)}
.crumbs a:hover{color:var(--primary)}
.crumbs .sep{color:rgba(124,143,163,.6)}
.crumbs .current{color:var(--text)}

/* ---------- 矮版 Hero ---------- */
.hero-mini{
  position:relative;
  margin-top:22px;
  border-radius:var(--r-card);
  overflow:hidden;
  border:1px solid var(--glass-line);
  background:
    linear-gradient(180deg,rgba(7,12,20,.86),rgba(7,12,20,.94)),
    url("/assets/images/backpic/back-2.png") center/cover no-repeat;
  box-shadow:var(--shadow-card);
}
.hero-mini::after{
  content:"";
  position:absolute;
  right:-80px;top:-120px;
  width:420px;height:420px;
  background:radial-gradient(circle,rgba(41,216,192,.18),transparent 68%);
  pointer-events:none;
}
.hero-mini-inner{
  max-width:820px;
  margin:0 auto;
  padding:64px 32px 66px;
  text-align:center;
  position:relative;
  z-index:1;
}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;
  border-radius:999px;
  font-size:13px;
  color:var(--primary);
  background:rgba(41,216,192,.1);
  border:1px solid rgba(41,216,192,.28);
  margin-bottom:20px;
}
.hero-mini h1{
  font-size:46px;
  line-height:1.2;
  font-weight:700;
  letter-spacing:-.5px;
  margin-bottom:18px;
}
.hero-mini .hero-sub{
  font-size:16px;
  line-height:1.8;
  color:var(--text-2);
  max-width:640px;
  margin:0 auto 28px;
}
.hero-meta{
  display:flex;flex-wrap:wrap;justify-content:center;gap:10px;
  margin-top:26px;
}
.hero-meta span{
  font-size:13px;color:var(--text-3);
  padding:5px 12px;border-radius:999px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.03);
}

/* ---------- 板块骨架 ---------- */
.section{padding:var(--space) 0 0}
.section-head{max-width:760px;margin-bottom:40px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;color:var(--primary);letter-spacing:1px;
  margin-bottom:14px;
}
.eyebrow::before{content:"";width:18px;height:2px;border-radius:2px;background:var(--primary)}
.section-head h2{font-size:32px;font-weight:600;line-height:1.32;letter-spacing:-.3px}
.section-head p{margin-top:14px;color:var(--text-2);font-size:16px}

/* ---------- 三色步骤条 ---------- */
.steps{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.step-card{
  position:relative;
  border-radius:var(--r-card);
  background:var(--glass);
  border:1px solid var(--glass-line);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  padding:28px 24px 26px;
  box-shadow:var(--shadow-card);
  overflow:hidden;
  transition:transform var(--tr),box-shadow var(--tr),border-color var(--tr);
}
.step-card::before{
  content:"";
  position:absolute;left:0;top:0;right:0;height:3px;
  background:var(--primary);
}
.step-card.accent-top::before{background:var(--accent)}
.step-card.soft-top::before{background:rgba(41,216,192,.45)}
.step-card:hover{transform:translateY(-4px);border-color:rgba(41,216,192,.45);box-shadow:var(--shadow-hover)}
.step-no{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:11px;
  font-size:15px;font-weight:700;
  font-variant-numeric:tabular-nums;
  color:var(--primary);
  background:rgba(41,216,192,.1);
  border:1px solid rgba(41,216,192,.26);
  margin-bottom:18px;
}
.step-card.accent-top .step-no{color:var(--accent);background:rgba(255,182,72,.1);border-color:rgba(255,182,72,.28)}
.step-card h3{font-size:20px;font-weight:600;margin-bottom:10px}
.step-card p{font-size:15px;color:var(--text-2);line-height:1.78}
.step-foot{
  margin-top:16px;padding-top:14px;border-top:1px dashed var(--line);
  font-size:13px;color:var(--text-3);
}

/* ---------- 图文交替 ---------- */
.split{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:56px;
  align-items:center;
  padding:38px 0;
}
.split + .split{border-top:1px solid var(--line-soft)}
.split-media{
  border-radius:var(--r-card);
  overflow:hidden;
  border:1px solid var(--glass-line);
  box-shadow:var(--shadow-card);
  background:var(--elev);
  position:relative;
}
.split-media img{width:100%;height:auto;border-radius:0;transition:transform 420ms cubic-bezier(.2,.7,.3,1)}
.split-media:hover img{transform:scale(1.03)}
.split-media .media-tag{
  position:absolute;left:16px;top:16px;
  padding:5px 12px;border-radius:999px;
  font-size:12px;font-weight:600;
  color:#04120F;background:rgba(41,216,192,.92);
}
.split-body h3{font-size:22px;font-weight:600;line-height:1.4;margin-bottom:14px}
.split-body p{font-size:16px;color:var(--text-2);margin-bottom:14px}
.split-body p:last-of-type{margin-bottom:20px}
.check-list{display:flex;flex-direction:column;gap:10px}
.check-list li{
  display:flex;align-items:flex-start;gap:10px;
  font-size:15px;color:var(--text-2);
}
.check-list li::before{
  content:"";
  flex-shrink:0;
  width:16px;height:16px;margin-top:5px;
  border-radius:50%;
  background:rgba(41,216,192,.14);
  border:1px solid rgba(41,216,192,.5);
  background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M4 8.4l2.6 2.5L12 5.6' fill='none' stroke='%2329D8C0' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-size:12px 12px;
  background-position:center;
  background-repeat:no-repeat;
}
.split.reverse .split-media{order:2}

/* ---------- 时间轴 ---------- */
.timeline-panel{
  border-radius:var(--r-card);
  background:var(--glass);
  border:1px solid var(--glass-line);
  padding:44px 40px;
  box-shadow:var(--shadow-card);
}
.timeline{
  position:relative;
  padding-left:34px;
}
.timeline::before{
  content:"";position:absolute;left:7px;top:6px;bottom:6px;width:1px;
  background:linear-gradient(180deg,rgba(41,216,192,.65),rgba(41,216,192,.12));
}
.timeline-item{position:relative;padding-bottom:30px}
.timeline-item:last-child{padding-bottom:0}
.timeline-item::before{
  content:"";position:absolute;left:-34px;top:6px;
  width:15px;height:15px;border-radius:50%;
  background:var(--ink);
  border:2px solid var(--primary);
  box-shadow:0 0 0 4px rgba(41,216,192,.12);
}
.timeline-item h4{font-size:17px;font-weight:600;margin-bottom:6px}
.timeline-item p{font-size:15px;color:var(--text-2)}
.timeline-time{
  display:inline-block;margin-left:10px;
  font-size:12px;color:var(--primary);
  padding:2px 9px;border-radius:999px;
  background:rgba(41,216,192,.1);
  border:1px solid rgba(41,216,192,.24);
  vertical-align:2px;
}

/* ---------- 提示条 ---------- */
.notice{
  display:flex;gap:16px;align-items:flex-start;
  border-radius:var(--r-card);
  border:1px solid rgba(255,182,72,.3);
  background:rgba(255,182,72,.07);
  padding:22px 24px;
  margin-top:32px;
}
.notice .notice-icon{
  flex-shrink:0;width:34px;height:34px;border-radius:10px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(255,182,72,.14);border:1px solid rgba(255,182,72,.32);
}
.notice h4{font-size:16px;font-weight:600;color:var(--accent);margin-bottom:6px}
.notice p{font-size:15px;color:var(--text-2)}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;margin:0 auto}
.accordion-x .accordion-item{
  background:transparent;
  border:none;
  border-top:1px solid var(--line);
  border-radius:0;
}
.accordion-x .accordion-item:last-child{border-bottom:1px solid var(--line)}
.accordion-x .accordion-button{
  background:transparent;
  color:var(--text);
  font-size:17px;
  font-weight:600;
  padding:22px 44px 22px 18px;
  border-radius:0;
  box-shadow:none;
  position:relative;
  line-height:1.6;
}
.accordion-x .accordion-button::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:3px;height:0;border-radius:3px;background:var(--primary);
  transition:height var(--tr);
}
.accordion-x .accordion-button:not(.collapsed){color:var(--text);background:transparent}
.accordion-x .accordion-button:not(.collapsed)::before{height:22px}
.accordion-x .accordion-button:focus{box-shadow:none;outline:2px solid rgba(41,216,192,.55);outline-offset:-2px}
.accordion-x .accordion-button::after{
  background-image:none;
  content:"";
  width:12px;height:12px;
  border-right:2px solid var(--text-3);
  border-bottom:2px solid var(--text-3);
  transform:rotate(45deg);
  transition:transform var(--tr),border-color var(--tr);
  margin-right:0;
}
.accordion-x .accordion-button:not(.collapsed)::after{
  transform:rotate(-135deg);
  border-color:var(--primary);
}
.accordion-x .accordion-body{
  padding:0 44px 24px 18px;
  color:var(--text-2);
  font-size:15px;
  line-height:1.85;
}

/* ---------- 单行 CTA ---------- */
.cta-band{
  margin-top:var(--space);
  border-radius:var(--r-card);
  border:1px solid var(--glass-line);
  background:
    radial-gradient(circle at 88% 12%,rgba(41,216,192,.16),transparent 58%),
    rgba(255,255,255,.05);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  padding:38px 40px;
  display:flex;align-items:center;justify-content:space-between;gap:28px;
  box-shadow:var(--shadow-card);
}
.cta-band h2{font-size:26px;font-weight:600;line-height:1.4}
.cta-band p{margin-top:8px;font-size:15px;color:var(--text-2)}
.cta-actions{display:flex;gap:14px;flex-shrink:0;flex-wrap:wrap}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:var(--space);
  background:#050A11;
  border-top:1px solid var(--line-soft);
  padding:64px 0 0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.1fr;
  gap:40px;
}
.footer-brand .brand{margin-bottom:18px}
.footer-brand p{font-size:14px;color:var(--text-3);line-height:1.85;max-width:340px}
.footer-col h4{font-size:14px;font-weight:600;color:var(--text);margin-bottom:16px}
.footer-col ul{display:flex;flex-direction:column;gap:11px}
.footer-col ul li{font-size:14px;color:#8FA3B8}
.footer-col ul a{font-size:14px;color:#8FA3B8}
.footer-col ul a:hover{color:var(--primary)}
.footer-contact ul li strong{color:var(--text-2);font-weight:600;margin-right:8px}
.footer-bottom{
  margin-top:52px;
  border-top:1px solid var(--line-soft);
  padding:20px 0 26px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-size:12px;color:var(--text-3);
}
.fb-right{display:flex;gap:20px;flex-wrap:wrap}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  :root{--space:84px}
  .hero-mini h1{font-size:40px}
}
@media (max-width:991.98px){
  :root{--space:72px}
  .nav-list{display:none}
  .nav-toggle{display:inline-flex}
  .navbar-inner{min-height:66px;gap:16px}
  .hero-mini-inner{padding:52px 24px 54px}
  .hero-mini h1{font-size:34px}
  .section-head h2{font-size:27px}
  .steps{grid-template-columns:1fr;gap:18px}
  .split{grid-template-columns:1fr;gap:28px;padding:32px 0}
  .split.reverse .split-media{order:0}
  .timeline-panel{padding:32px 24px}
  .cta-band{flex-direction:column;align-items:flex-start;text-align:left;padding:30px 26px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .footer-brand p{max-width:none}
}
@media (max-width:767.98px){
  .topbar-note{display:none}
  .topbar-divider{display:none}
}
@media (max-width:575.98px){
  :root{--space:56px}
  .container-x{padding:0 16px}
  .topbar-right{gap:14px}
  .topbar-right .tb-account{display:none}
  .brand-text{font-size:16px}
  .hero-mini-inner{padding:42px 18px 44px}
  .hero-mini h1{font-size:30px}
  .hero-mini .hero-sub{font-size:15px}
  .btn-primary-x,.btn-outline-x{width:100%;height:46px}
  .cta-actions{width:100%}
  .section-head h2{font-size:24px}
  .step-card{padding:24px 20px}
  .split-body h3{font-size:19px}
  .accordion-x .accordion-button{font-size:16px;padding:18px 36px 18px 14px}
  .accordion-x .accordion-body{padding:0 16px 20px 14px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:10px}
  .timeline{padding-left:28px}
  .timeline-item::before{left:-28px}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important}
}

/* roulang page: category3 */
:root{
  --ink:#070C14;
  --elev:#0C1522;
  --primary:#29D8C0;
  --primary-deep:#12A88F;
  --accent:#FFB648;
  --accent-hover:#FFC468;
  --text:#E8F1F8;
  --muted:#A8BACB;
  --dim:#7C8FA3;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(140,220,255,.16);
  --glass:rgba(255,255,255,.055);
  --danger:#FF7A6B;
  --radius:18px;
  --radius-sm:14px;
  --radius-btn:12px;
  --radius-pill:999px;
  --shadow-card:0 18px 40px rgba(0,0,0,.35), inset 0 1px 0 rgba(255,255,255,.06);
  --shadow-hover:0 12px 36px rgba(41,216,192,.18), 0 0 0 1px rgba(41,216,192,.3);
  --shadow-amber:0 6px 24px rgba(255,182,72,.35);
  --dur:220ms;
  --ease:cubic-bezier(.2,.7,.3,1);
  --container:1200px;
  --section-y:96px;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--ink);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans SC","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.drawer-open{overflow:hidden}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none;transition:color var(--dur) var(--ease)}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid rgba(41,216,192,.7);outline-offset:2px;border-radius:6px}

.container-x{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}

/* ---------- 顶部信息条 ---------- */
.topbar{
  background:rgba(255,255,255,.03);
  border-bottom:1px solid var(--line);
  font-size:13px;
  color:var(--dim);
}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;height:38px;gap:16px}
.topbar-left{display:flex;align-items:center;gap:12px;min-width:0}
.tb-domain{color:var(--muted);letter-spacing:.4px;font-variant-numeric:tabular-nums}
.tb-sep{width:1px;height:12px;background:var(--line);display:inline-block}
.tb-note{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.topbar-right{display:flex;align-items:center;gap:22px;flex-shrink:0}
.topbar-right a{color:var(--dim)}
.topbar-right a:hover{color:var(--primary)}

/* ---------- 主导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(7,12,20,.72);
  backdrop-filter:blur(18px) saturate(120%);
  -webkit-backdrop-filter:blur(18px) saturate(120%);
  border-bottom:1px solid transparent;
  transition:border-color var(--dur) var(--ease),background var(--dur) var(--ease);
}
.site-header.is-scrolled{border-bottom-color:rgba(41,216,192,.25);background:rgba(7,12,20,.9)}
.header-inner{display:flex;align-items:center;gap:28px;height:74px}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:28px;height:28px;border-radius:8px;flex-shrink:0;
  background:linear-gradient(140deg,#29D8C0,#12A88F);
  display:inline-flex;align-items:center;justify-content:center;
  box-shadow:0 4px 16px rgba(41,216,192,.35);
}
.brand-mark svg{width:18px;height:18px}
.brand-text{font-size:19px;font-weight:700;letter-spacing:-.2px;color:var(--text);white-space:nowrap}
.brand-tag{
  display:inline-block;margin-left:6px;padding:1px 7px;border-radius:6px;
  font-size:12px;font-weight:600;line-height:1.6;
  background:rgba(41,216,192,.14);color:var(--primary);
  border:1px solid rgba(41,216,192,.32);
  vertical-align:2px;
}
.nav-list{display:flex;align-items:center;gap:26px;margin-left:auto}
.nav-list a{
  position:relative;font-size:15px;color:var(--muted);padding:6px 0;
  white-space:nowrap;
}
.nav-list a::after{
  content:"";position:absolute;left:50%;bottom:-2px;width:0;height:2px;border-radius:2px;
  background:var(--primary);transform:translateX(-50%);
  transition:width var(--dur) var(--ease);
}
.nav-list a:hover{color:var(--text)}
.nav-list a:hover::after{width:16px}
.nav-list a.is-active{color:var(--text);font-weight:600}
.nav-list a.is-active::before{
  content:"";position:absolute;left:-12px;top:50%;transform:translateY(-50%);
  width:3px;height:16px;border-radius:2px;background:var(--primary);
}
.nav-list a.is-active::after{width:16px}
.header-actions{display:flex;align-items:center;gap:12px;flex-shrink:0}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;white-space:nowrap;
  transition:transform var(--dur) var(--ease),background var(--dur) var(--ease),
             box-shadow var(--dur) var(--ease),border-color var(--dur) var(--ease),color var(--dur) var(--ease);
}
.btn-amber{
  background:var(--accent);color:#10161F;box-shadow:var(--shadow-amber);
}
.btn-amber:hover{background:var(--accent-hover);color:#10161F;box-shadow:0 6px 24px rgba(255,182,72,.4),0 0 0 6px rgba(255,182,72,.12)}
.btn-outline{
  background:transparent;color:var(--primary);border:1px solid var(--primary);
}
.btn-outline:hover{background:rgba(41,216,192,.12);color:var(--primary)}
.btn-ghost{
  height:auto;padding:0;color:var(--primary);font-weight:600;
  background:transparent;box-shadow:none;gap:6px;
}
.btn-ghost .arrow{transition:transform var(--dur) var(--ease)}
.btn-ghost:hover .arrow{transform:translateX(4px)}
.btn-sm{height:40px;padding:0 18px;border-radius:var(--radius-pill);font-size:14px}
.btn-block{width:100%}
.btn:active{transform:translateY(1px)}

/* ---------- 移动端抽屉 ---------- */
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:10px;
  border:1px solid var(--line-strong);align-items:center;justify-content:center;
  background:rgba(255,255,255,.04);
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--text);border-radius:2px;position:relative}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--text);border-radius:2px;
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.mobile-drawer{
  position:fixed;top:0;right:0;bottom:0;width:82%;max-width:330px;z-index:1045;
  background:rgba(12,21,34,.96);
  backdrop-filter:blur(18px) saturate(120%);
  border-left:1px solid var(--line-strong);
  padding:26px 22px;transform:translateX(105%);
  transition:transform 260ms var(--ease);
  display:flex;flex-direction:column;gap:8px;overflow-y:auto;
}
body.drawer-open .mobile-drawer{transform:translateX(0)}
.drawer-mask{
  position:fixed;inset:0;background:rgba(3,7,12,.6);z-index:1040;opacity:0;pointer-events:none;
  transition:opacity 260ms var(--ease);
}
body.drawer-open .drawer-mask{opacity:1;pointer-events:auto}
.mobile-drawer .drawer-title{font-size:13px;color:var(--dim);letter-spacing:1px;margin-bottom:6px}
.mobile-drawer a.drawer-link{
  padding:13px 12px;border-radius:10px;font-size:15px;color:var(--muted);
  border:1px solid transparent;
}
.mobile-drawer a.drawer-link:hover,.mobile-drawer a.drawer-link.is-active{
  color:var(--text);background:rgba(41,216,192,.1);border-color:rgba(41,216,192,.3);
}
.drawer-close{
  align-self:flex-end;width:38px;height:38px;border-radius:10px;border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;color:var(--muted);font-size:20px;line-height:1;
}
.drawer-login{margin-top:12px}

/* ---------- Hero ---------- */
.page-hero{
  position:relative;overflow:hidden;
  padding:70px 0 62px;
  border-bottom:1px solid var(--line);
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,12,20,.86),rgba(7,12,20,.94));
}
.page-hero::after{
  content:"";position:absolute;right:-140px;top:-160px;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(41,216,192,.18),transparent 66%);
  pointer-events:none;
}
.hero-inner{position:relative;z-index:2;max-width:760px}
.crumbs{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--dim);margin-bottom:22px;
}
.crumbs a{color:var(--dim)}
.crumbs a:hover{color:var(--primary)}
.crumbs .sep{color:rgba(255,255,255,.22)}
.crumbs .current{color:var(--text)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;color:var(--primary);letter-spacing:.6px;margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--primary)}
h1{
  font-size:46px;font-weight:700;line-height:1.2;letter-spacing:-.5px;
  margin-bottom:18px;
}
.hero-lead{font-size:16px;color:var(--muted);max-width:620px;margin-bottom:28px}
.hero-search{
  display:flex;gap:10px;max-width:600px;
  background:rgba(255,255,255,.05);
  border:1px solid var(--line-strong);
  border-radius:var(--radius);
  padding:10px;
  backdrop-filter:blur(14px) saturate(120%);
}
.hero-search input{
  flex:1;min-width:0;height:46px;padding:0 14px;border-radius:10px;
  background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.12);
  color:var(--text);font-size:15px;
  transition:border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
}
.hero-search input::placeholder{color:var(--dim)}
.hero-search input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(41,216,192,.15)}
.hero-search .btn{height:46px;flex-shrink:0}
.hero-hint{margin-top:14px;font-size:13px;color:var(--dim)}

/* ---------- 通用板块 ---------- */
.section{padding:var(--section-y) 0}
.section-tight{padding:72px 0}
.section-head{margin-bottom:36px;max-width:720px}
.section-head h2{font-size:32px;font-weight:600;line-height:1.3;letter-spacing:-.3px;margin-bottom:12px}
.section-head p{color:var(--muted);font-size:15px}
.section-divider{border-top:1px solid var(--line)}

/* ---------- 主体两栏 ---------- */
.layout-row{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:32px;align-items:start}
.main-col{min-width:0}
.side-col{position:sticky;top:98px;display:flex;flex-direction:column;gap:20px}

/* ---------- 步骤卡 ---------- */
.step-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.step-card{
  position:relative;
  background:var(--glass);
  border:1px solid var(--line-strong);
  border-radius:var(--radius);
  padding:26px 24px;
  box-shadow:var(--shadow-card);
  backdrop-filter:blur(14px) saturate(120%);
  transition:transform var(--dur) var(--ease),border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
}
.step-card:hover{transform:translateY(-4px);border-color:rgba(41,216,192,.45);box-shadow:var(--shadow-card),var(--shadow-hover)}
.step-num{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:38px;height:26px;padding:0 8px;border-radius:6px;
  background:rgba(41,216,192,.14);color:var(--primary);
  font-size:13px;font-weight:700;letter-spacing:1px;
  font-variant-numeric:tabular-nums;margin-bottom:16px;
}
.step-card h3{font-size:20px;font-weight:600;margin-bottom:10px;line-height:1.4}
.step-card p{font-size:15px;color:var(--muted);margin-bottom:10px}
.step-card p:last-child{margin-bottom:0}
.step-meta{
  display:flex;flex-wrap:wrap;gap:8px;margin-top:16px;padding-top:16px;border-top:1px dashed var(--line);
}
.chip{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:var(--radius-pill);
  font-size:12px;color:var(--muted);background:rgba(255,255,255,.05);
  border:1px solid var(--line);
}
.chip-accent{color:var(--accent);border-color:rgba(255,182,72,.32);background:rgba(255,182,72,.1)}

/* ---------- 图片块 ---------- */
.figure-block{
  border-radius:var(--radius);overflow:hidden;
  border:1px solid var(--line-strong);
  background:var(--elev);
  box-shadow:var(--shadow-card);
  margin-bottom:32px;
}
.figure-block img{width:100%;height:auto;aspect-ratio:16/9;object-fit:cover}
.figure-block figcaption{
  padding:14px 20px;font-size:13px;color:var(--dim);border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:10px;align-items:center;
}

/* ---------- 细线表格 ---------- */
.table-wrap{
  border:1px solid var(--line-strong);border-radius:var(--radius);
  overflow:hidden;background:var(--glass);box-shadow:var(--shadow-card);
}
.table-scroll{overflow-x:auto}
table.route-table{width:100%;border-collapse:collapse;min-width:560px}
.route-table caption{caption-side:top;text-align:left;padding:18px 22px 0;font-size:13px;color:var(--dim)}
.route-table th,.route-table td{padding:15px 22px;text-align:left;font-size:15px;border-bottom:1px solid var(--line)}
.route-table thead th{
  font-size:13px;font-weight:600;color:var(--muted);letter-spacing:.4px;
  background:rgba(255,255,255,.045);
}
.route-table tbody tr:last-child td{border-bottom:0}
.route-table tbody tr{transition:background var(--dur) var(--ease)}
.route-table tbody tr:hover{background:rgba(41,216,192,.06)}
.route-table td.num{font-variant-numeric:tabular-nums;color:var(--text)}
.route-table td.muted{color:var(--muted)}

/* ---------- FAQ ---------- */
.faq{margin-top:8px}
.faq .accordion-item{background:transparent;border:0;border-top:1px solid var(--line)}
.faq .accordion-item:last-child{border-bottom:1px solid var(--line)}
.faq .accordion-button{
  background:transparent;color:var(--text);box-shadow:none;
  font-size:17px;font-weight:600;line-height:1.5;
  padding:20px 48px 20px 20px;position:relative;
}
.faq .accordion-button:not(.collapsed){color:var(--text);background:transparent;box-shadow:none}
.faq .accordion-button:not(.collapsed)::before{
  content:"";position:absolute;left:0;top:16px;bottom:16px;width:3px;border-radius:2px;background:var(--primary);
}
.faq .accordion-button::after{
  background-image:none;content:"+";
  width:24px;height:24px;margin-left:auto;
  display:flex;align-items:center;justify-content:center;
  font-size:22px;line-height:1;color:var(--dim);
  transition:transform var(--dur) var(--ease),color var(--dur) var(--ease);
}
.faq .accordion-button:not(.collapsed)::after{transform:rotate(45deg);color:var(--primary)}
.faq .accordion-button:focus{box-shadow:none;border-color:transparent}
.faq .accordion-body{padding:0 20px 22px;font-size:15px;line-height:1.8;color:var(--muted)}

/* ---------- 侧栏卡片 ---------- */
.side-card{
  background:var(--glass);
  border:1px solid var(--line-strong);
  border-radius:var(--radius);
  padding:22px;
  box-shadow:var(--shadow-card);
  backdrop-filter:blur(14px) saturate(120%);
}
.side-card h3{font-size:16px;font-weight:600;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.side-card h3::before{content:"";width:3px;height:14px;border-radius:2px;background:var(--primary)}
.side-links li + li{border-top:1px solid var(--line)}
.side-links a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:11px 0;font-size:14px;color:var(--muted);
}
.side-links a:hover{color:var(--primary)}
.side-links .go{color:var(--dim);font-size:13px;transition:transform var(--dur) var(--ease),color var(--dur) var(--ease)}
.side-links a:hover .go{transform:translateX(3px);color:var(--primary)}
.side-note{font-size:12px;color:var(--dim);line-height:1.7;margin-top:14px;padding-top:14px;border-top:1px solid var(--line)}

/* ---------- 登录表单卡 ---------- */
.login-card{
  background:linear-gradient(180deg,rgba(41,216,192,.08),rgba(255,255,255,.04));
  border:1px solid rgba(41,216,192,.3);
  border-radius:var(--radius);
  padding:22px;
  box-shadow:var(--shadow-card);
}
.login-card h3{font-size:16px;font-weight:600;margin-bottom:4px}
.login-card .sub{font-size:12px;color:var(--dim);margin-bottom:18px}
.field{margin-bottom:14px}
.field label{display:block;font-size:13px;color:var(--dim);margin-bottom:6px}
.field input{
  width:100%;height:46px;padding:0 14px;border-radius:10px;
  background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.12);
  color:var(--text);font-size:15px;
  transition:border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
}
.field input::placeholder{color:var(--dim)}
.field input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(41,216,192,.15)}
.form-tip{font-size:12px;color:var(--dim);margin-top:10px;line-height:1.7}
.form-tip a{color:var(--primary)}
.form-tip a:hover{text-decoration:underline}
.form-msg{font-size:12px;margin-top:10px;color:var(--primary);display:none}
.form-msg.is-show{display:block}

/* ---------- CTA 面板 ---------- */
.cta-panel{
  position:relative;overflow:hidden;
  background:var(--glass);
  border:1px solid var(--line-strong);
  border-radius:var(--radius);
  padding:40px;
  box-shadow:var(--shadow-card);
  backdrop-filter:blur(14px) saturate(120%);
  display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:36px;align-items:center;
}
.cta-panel::after{
  content:"";position:absolute;left:-120px;bottom:-180px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(41,216,192,.16),transparent 66%);pointer-events:none;
}
.cta-copy{position:relative;z-index:2}
.cta-copy h2{font-size:30px;font-weight:600;line-height:1.3;margin-bottom:12px}
.cta-copy p{color:var(--muted);font-size:15px;margin-bottom:18px;max-width:520px}
.cta-list li{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--muted);margin-bottom:8px}
.cta-list .tick{
  width:18px;height:18px;flex-shrink:0;border-radius:50%;
  background:rgba(41,216,192,.16);color:var(--primary);
  display:inline-flex;align-items:center;justify-content:center;font-size:11px;margin-top:4px;
}
.cta-actions{position:relative;z-index:2;display:flex;flex-direction:column;gap:12px}
.cta-actions .btn{width:100%}

/* ---------- 页脚 ---------- */
.site-footer{
  background:#050A11;border-top:1px solid rgba(255,255,255,.06);
  padding:64px 0 0;margin-top:0;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:40px;padding-bottom:48px}
.footer-brand p{font-size:14px;color:var(--dim);line-height:1.85;margin-top:16px;max-width:340px}
.footer-col h4{font-size:14px;font-weight:600;color:var(--text);margin-bottom:16px}
.footer-col ul li{margin-bottom:10px}
.footer-col ul li a{font-size:14px;color:#8FA3B8}
.footer-col ul li a:hover{color:var(--primary)}
.footer-contact li{font-size:14px;color:#8FA3B8;margin-bottom:10px;line-height:1.7}
.footer-contact strong{display:inline-block;color:var(--muted);font-weight:500;margin-right:6px}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:20px 0;border-top:1px solid rgba(255,255,255,.06);
  font-size:12px;color:var(--dim);
}
.fb-right{display:flex;gap:18px;flex-wrap:wrap}

/* ---------- 响应式 ---------- */
@media(max-width:1199.98px){
  .layout-row{grid-template-columns:minmax(0,1fr) 260px;gap:26px}
}
@media(max-width:991.98px){
  :root{--section-y:72px}
  .nav-list{display:none}
  .nav-toggle{display:inline-flex}
  .header-actions .btn-amber{display:none}
  .header-inner{height:66px;gap:16px}
  .layout-row{grid-template-columns:minmax(0,1fr)}
  .side-col{position:static;top:auto}
  .cta-panel{grid-template-columns:1fr;padding:32px;gap:24px}
  h1{font-size:36px}
  .section-head h2{font-size:27px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media(max-width:767.98px){
  .topbar-left{display:none}
  .topbar-inner{justify-content:flex-end}
  .step-grid{grid-template-columns:1fr;gap:16px}
  .page-hero{padding:52px 0 46px}
  h1{font-size:32px}
  .hero-search{flex-direction:column;padding:12px}
  .hero-search .btn{width:100%}
  .cta-copy h2{font-size:24px}
  .figure-block figcaption{font-size:12px}
}
@media(max-width:575.98px){
  :root{--section-y:56px}
  .container-x{padding:0 16px}
  .brand-text{font-size:17px}
  h1{font-size:30px}
  .section-head h2{font-size:24px}
  .section{padding:56px 0}
  .side-card,.login-card{padding:18px}
  .cta-panel{padding:24px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .route-table th,.route-table td{padding:12px 16px;font-size:14px}
}