/* roulang page: index */
:root{
  --bg-0:#050A0E;
  --bg-1:#0A1319;
  --bg-2:#0E1C24;
  --glass:rgba(255,255,255,.055);
  --stroke:rgba(255,255,255,.09);
  --stroke-strong:rgba(255,255,255,.16);
  --primary:#14E3C8;
  --primary-deep:#0A9C93;
  --primary-ink:#04231F;
  --accent:#FFB13C;
  --danger:#FF5470;
  --success:#35D07F;
  --text:#EAF4F6;
  --text-2:#9FB3BC;
  --text-3:#6C8189;
  --r-card:16px;
  --r-panel:22px;
  --r-btn:10px;
  --r-pill:999px;
  --shadow-card:0 10px 30px rgba(0,0,0,.45);
  --shadow-glow:0 0 0 1px rgba(20,227,200,.5),0 8px 28px rgba(20,227,200,.28);
  --shadow-glow-hover:0 0 0 1px rgba(20,227,200,.6),0 12px 38px rgba(20,227,200,.42);
  --ease:cubic-bezier(.2,.7,.3,1);
  --t:200ms;
  --gap:24px;
  --maxw:1240px;
  --font:"HarmonyOS Sans SC","PingFang SC","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --mono:"Barlow","JetBrains Mono","SFMono-Regular",ui-monospace,Menlo,monospace;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text);
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font:inherit;color:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.3;}
p{margin:0;}
:focus-visible{outline:2px solid var(--primary);outline-offset:3px;border-radius:6px;}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 clamp(18px,4vw,40px);}
.num{font-family:var(--mono);font-variant-numeric:tabular-nums;letter-spacing:.02em;}

/* ---------- 顶部倒计时条 ---------- */
.topbar{
  background:var(--bg-2);
  border-bottom:1px solid var(--stroke);
  font-size:13px;
  color:var(--text-2);
}
.topbar__inner{
  min-height:44px;
  display:flex;align-items:center;gap:18px;
  justify-content:space-between;
  padding:6px 0;
}
.topbar__note{display:flex;align-items:center;gap:8px;white-space:nowrap;}
.dot{width:8px;height:8px;border-radius:50%;background:var(--success);box-shadow:0 0 10px rgba(53,208,127,.8);flex:none;}
.clock{display:flex;align-items:center;gap:8px;}
.clock__cell{
  min-width:52px;text-align:center;
  background:var(--bg-0);
  border:1px solid var(--stroke);
  border-radius:8px;
  padding:2px 8px;
  color:var(--accent);
  font-family:var(--mono);
  font-variant-numeric:tabular-nums;
  font-size:15px;font-weight:700;
  line-height:1.5;
}
.clock__cell small{display:block;font-size:10px;color:var(--text-3);font-weight:500;letter-spacing:.08em;}
.clock.is-over .clock__cell{color:var(--danger);border-color:rgba(255,84,112,.4);}
.topbar__cta{
  border:1px solid rgba(20,227,200,.45);
  background:rgba(20,227,200,.1);
  color:var(--primary);
  border-radius:var(--r-pill);
  padding:5px 14px;
  font-size:13px;font-weight:600;white-space:nowrap;
  transition:background var(--t) var(--ease),border-color var(--t) var(--ease);
}
.topbar__cta:hover{background:rgba(20,227,200,.2);border-color:rgba(20,227,200,.7);}

/* ---------- Header ---------- */
.site-top{position:sticky;top:0;z-index:80;}
.header{
  background:rgba(5,10,14,.86);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:border-color var(--t) var(--ease),background var(--t) var(--ease);
}
.header.is-scrolled{border-bottom-color:var(--stroke);background:rgba(5,10,14,.94);}
.header__inner{height:68px;display:flex;align-items:center;gap:28px;}
.logo{display:flex;align-items:center;gap:10px;flex:none;}
.logo__mark{
  width:36px;height:36px;border-radius:11px;flex:none;
  background:linear-gradient(140deg,var(--primary),var(--primary-deep));
  color:var(--primary-ink);
  font-weight:800;font-size:17px;
  display:grid;place-items:center;
  box-shadow:0 6px 18px rgba(20,227,200,.28);
}
.logo__text{display:flex;flex-direction:column;line-height:1.15;}
.logo__text b{font-size:15px;font-weight:800;letter-spacing:.01em;}
.logo__text span{font-size:11px;color:var(--text-3);letter-spacing:.12em;}
.nav{margin-left:auto;}
.nav__list{display:flex;align-items:center;gap:4px;}
.nav__item{position:relative;}
.nav__link{
  display:flex;align-items:center;gap:6px;
  padding:10px 14px;border-radius:10px;
  font-size:15px;color:var(--text-2);font-weight:500;
  transition:color var(--t) var(--ease),background var(--t) var(--ease);
}
.nav__link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;
  background:transparent;border-radius:2px;
  transition:background var(--t) var(--ease);
}
.nav__item:hover>.nav__link,.nav__item:focus-within>.nav__link{color:var(--text);background:rgba(255,255,255,.04);}
.nav__item:hover>.nav__link::after,.nav__item:focus-within>.nav__link::after{background:rgba(20,227,200,.35);}
.nav__item.is-active>.nav__link{color:var(--primary);}
.nav__item.is-active>.nav__link::after{background:var(--primary);box-shadow:0 0 10px rgba(20,227,200,.8);}
.nav__caret{width:7px;height:7px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:rotate(45deg) translateY(-2px);opacity:.7;}
.header__actions{display:flex;align-items:center;gap:10px;flex:none;}
.icon-btn{
  width:38px;height:38px;border-radius:10px;
  border:1px solid var(--stroke);background:transparent;
  display:grid;place-items:center;color:var(--text-2);
  transition:border-color var(--t) var(--ease),color var(--t) var(--ease);
}
.icon-btn:hover{border-color:rgba(20,227,200,.5);color:var(--primary);}
.burger{display:none;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-btn);
  font-size:15px;font-weight:600;
  padding:11px 20px;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform var(--t) var(--ease),box-shadow var(--t) var(--ease),background var(--t) var(--ease),border-color var(--t) var(--ease),color var(--t) var(--ease),filter var(--t) var(--ease);
}
.btn--primary{background:var(--primary);color:var(--primary-ink);box-shadow:var(--shadow-glow);}
.btn--primary:hover{filter:brightness(1.06);box-shadow:var(--shadow-glow-hover);}
.btn--primary:active{transform:translateY(1px);box-shadow:0 0 0 1px rgba(20,227,200,.45),0 4px 14px rgba(20,227,200,.24);}
.btn--ghost{background:transparent;border-color:rgba(20,227,200,.5);color:var(--primary);}
.btn--ghost:hover{background:rgba(20,227,200,.12);}
.btn--quiet{background:transparent;border-color:var(--stroke-strong);color:var(--text-2);}
.btn--quiet:hover{border-color:rgba(20,227,200,.45);color:var(--primary);}
.btn--sm{padding:8px 14px;font-size:14px;}
.btn--block{width:100%;}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;box-shadow:none;filter:none;}

/* Mega menu */
.mega{
  position:absolute;top:calc(100% + 10px);right:-120px;
  width:min(880px,86vw);
  background:rgba(10,19,25,.96);
  backdrop-filter:blur(16px);
  border:1px solid var(--stroke);
  border-radius:var(--r-panel);
  box-shadow:0 24px 60px rgba(0,0,0,.6);
  padding:24px;
  display:grid;grid-template-columns:1fr 1fr 1.05fr;gap:26px;
  opacity:0;visibility:hidden;transform:translateY(8px);
  transition:opacity 140ms var(--ease),transform 140ms var(--ease),visibility 140ms;
}
.nav__item:hover .mega,.nav__item:focus-within .mega{opacity:1;visibility:visible;transform:translateY(0);}
.mega__col h4{font-size:13px;letter-spacing:.1em;color:var(--text-3);font-weight:600;margin-bottom:12px;}
.mega__link{
  display:flex;align-items:center;gap:10px;
  padding:8px 10px;border-radius:10px;font-size:14px;color:var(--text-2);
  transition:background var(--t) var(--ease),color var(--t) var(--ease);
}
.mega__link:hover{background:rgba(20,227,200,.08);color:var(--text);}
.mega__ic{width:22px;height:22px;border-radius:7px;background:rgba(20,227,200,.12);color:var(--primary);display:grid;place-items:center;font-size:11px;font-weight:700;flex:none;}
.mega__time{font-size:12px;color:var(--text-3);margin-left:auto;}
.mega__card{
  background:var(--glass);border:1px solid var(--stroke);
  border-radius:var(--r-card);overflow:hidden;display:block;
  transition:transform var(--t) var(--ease),border-color var(--t) var(--ease);
}
.mega__card:hover{transform:translateY(-4px);border-color:rgba(20,227,200,.45);}
.mega__card img{aspect-ratio:16/9;object-fit:cover;width:100%;}
.mega__card-body{padding:14px 16px 16px;}
.mega__card-body b{display:block;font-size:15px;margin-bottom:6px;}
.mega__card-body p{font-size:13px;color:var(--text-2);line-height:1.7;}
.mega__card-body span{display:inline-flex;align-items:center;gap:6px;margin-top:10px;font-size:13px;color:var(--primary);}

/* 移动抽屉 */
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:86vw;max-width:360px;
  background:var(--bg-1);border-left:1px solid var(--stroke);
  transform:translateX(102%);transition:transform 220ms var(--ease);
  z-index:120;display:flex;flex-direction:column;padding:20px;
  overflow-y:auto;
}
.drawer.is-open{transform:translateX(0);}
.drawer__head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.drawer__link{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 12px;border-bottom:1px solid var(--stroke);
  font-size:16px;color:var(--text-2);
}
.drawer__link.is-active{color:var(--primary);}
.drawer__sub{padding:6px 12px 12px;}
.drawer__sub a{display:block;padding:8px 0;font-size:14px;color:var(--text-3);}
.drawer__sub a:hover{color:var(--primary);}
.drawer__foot{margin-top:auto;padding-top:18px;}
.scrim{position:fixed;inset:0;background:rgba(0,0,0,.6);opacity:0;visibility:hidden;transition:opacity 200ms var(--ease);z-index:110;}
.scrim.is-open{opacity:1;visibility:visible;}

/* ---------- Hero ---------- */
.hero{position:relative;background:var(--bg-1);border-bottom:1px solid var(--stroke);overflow:hidden;}
.hero::before{
  content:"";position:absolute;top:-160px;right:-120px;width:560px;height:560px;
  background:radial-gradient(circle,rgba(20,227,200,.16),transparent 62%);
  pointer-events:none;
}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(circle at 70% 30%,#000 0%,transparent 72%);
  -webkit-mask-image:radial-gradient(circle at 70% 30%,#000 0%,transparent 72%);
}
.hero__grid{
  position:relative;z-index:2;
  display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;
  padding:clamp(48px,7vw,92px) 0 clamp(44px,6vw,80px);
}
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  border:1px solid rgba(20,227,200,.32);
  background:rgba(20,227,200,.08);
  color:var(--primary);
  border-radius:var(--r-pill);
  padding:6px 14px;font-size:13px;font-weight:600;letter-spacing:.02em;
  margin-bottom:20px;
}
.hero h1{
  font-size:clamp(30px,4.2vw,52px);
  font-weight:800;line-height:1.18;letter-spacing:-.01em;
}
.hero h1 em{font-style:normal;color:var(--primary);}
.hero__lead{
  margin-top:18px;font-size:17px;line-height:1.85;color:var(--text-2);max-width:48ch;
}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero__metrics{display:flex;flex-wrap:wrap;gap:26px;margin-top:34px;padding-top:24px;border-top:1px solid var(--stroke);}
.metric b{display:block;font-family:var(--mono);font-size:22px;color:var(--text);font-weight:700;}
.metric span{font-size:13px;color:var(--text-3);}
.hero__visual{position:relative;}
.hero__visual img{
  width:100%;aspect-ratio:4/3;object-fit:cover;
  border-radius:var(--r-panel);border:1px solid var(--stroke);
  box-shadow:0 26px 60px rgba(0,0,0,.55);
}
.float-card{
  position:absolute;
  background:var(--glass);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border:1px solid rgba(255,255,255,.12);
  border-radius:var(--r-card);
  padding:14px 16px;min-width:150px;
  box-shadow:var(--shadow-card);
}
.float-card b{display:block;font-family:var(--mono);font-size:22px;color:var(--primary);}
.float-card span{font-size:12px;color:var(--text-2);}
.float-card--a{left:-18px;top:24px;}
.float-card--b{right:-14px;bottom:28px;}
.float-card--b b{color:var(--accent);}
.hero__line{height:1px;background:linear-gradient(90deg,var(--primary),transparent);opacity:.55;}

/* ---------- 通用区块 ---------- */
.section{padding:clamp(48px,6vw,96px) 0;}
.section--alt{background:var(--bg-1);border-top:1px solid var(--stroke);border-bottom:1px solid var(--stroke);}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:38px;}
.sec-head h2{font-size:clamp(24px,2.6vw,34px);}
.sec-head p{margin-top:12px;color:var(--text-2);font-size:15.5px;max-width:60ch;}
.sec-head__link{color:var(--primary);font-size:14px;font-weight:600;display:inline-flex;align-items:center;gap:6px;white-space:nowrap;}
.sec-head__link:hover{gap:10px;}
.sec-head__link{transition:gap var(--t) var(--ease);}

/* 卖点轨道 */
.track{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gap);}
.track__item{
  position:relative;padding:26px 22px 24px;
  background:var(--bg-2);border:1px solid var(--stroke);border-radius:var(--r-card);
  transition:transform var(--t) var(--ease),border-color var(--t) var(--ease);
}
.track__item:hover{transform:translateY(-4px);border-color:rgba(20,227,200,.45);}
.track__no{
  font-family:var(--mono);font-size:44px;font-weight:800;line-height:1;
  color:rgba(20,227,200,.12);position:absolute;right:16px;top:14px;
}
.track__icon{
  width:40px;height:40px;border-radius:12px;
  background:rgba(20,227,200,.12);color:var(--primary);
  display:grid;place-items:center;margin-bottom:16px;font-size:16px;font-weight:800;
}
.track__item h3{font-size:18px;margin-bottom:8px;position:relative;}
.track__item p{font-size:14.5px;color:var(--text-2);line-height:1.8;}

/* 图墙 */
.gallery{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:170px;gap:var(--gap);}
.shot{
  position:relative;border-radius:var(--r-card);overflow:hidden;
  border:1px solid var(--stroke);background:var(--bg-2);
  transition:border-color var(--t) var(--ease),transform var(--t) var(--ease);
}
.shot img{width:100%;height:100%;object-fit:cover;transition:transform var(--t) var(--ease);}
.shot:hover{border-color:rgba(20,227,200,.45);transform:translateY(-4px);}
.shot:hover img{transform:scale(1.03);}
.shot--wide{grid-column:span 2;grid-row:span 2;}
.shot--tall{grid-row:span 2;}
.shot__badge{
  position:absolute;left:14px;bottom:14px;
  background:rgba(5,10,14,.72);backdrop-filter:blur(8px);
  border:1px solid rgba(20,227,200,.35);
  color:var(--primary);font-size:12.5px;font-weight:600;
  padding:5px 12px;border-radius:var(--r-pill);
}
.shot__cap{
  position:absolute;left:0;right:0;top:0;padding:16px;
  background:linear-gradient(180deg,rgba(5,10,14,.72),transparent);
  font-size:14px;color:var(--text);font-weight:600;
}

/* 资讯列表 */
.news-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--gap);}
.news-card{
  display:flex;flex-direction:column;
  background:var(--bg-2);border:1px solid var(--stroke);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--shadow-card);
  transition:transform var(--t) var(--ease),border-color var(--t) var(--ease);
}
.news-card:hover{transform:translateY(-4px);border-color:rgba(20,227,200,.45);}
.news-card:hover .news-card__img img{transform:scale(1.03);}
.news-card__img{position:relative;overflow:hidden;background:var(--bg-0);aspect-ratio:16/9;}
.news-card__img img{width:100%;height:100%;object-fit:cover;transition:transform var(--t) var(--ease);}
.news-card__tag{
  position:absolute;left:14px;top:14px;
  background:rgba(20,227,200,.14);border:1px solid rgba(20,227,200,.4);
  color:var(--primary);font-size:12.5px;font-weight:600;
  padding:4px 12px;border-radius:var(--r-pill);
  backdrop-filter:blur(6px);
}
.news-card__body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.news-card__body h3{font-size:19px;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-card__body p{font-size:14.5px;color:var(--text-2);line-height:1.8;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-card__foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;padding-top:8px;font-size:13px;color:var(--text-3);}
.news-card__foot span.arrow{color:var(--primary);transition:transform var(--t) var(--ease);}
.news-card:hover .news-card__foot span.arrow{transform:translateX(4px);}
.news-card--lead{grid-column:span 2;flex-direction:row;}
.news-card--lead .news-card__img{flex:0 0 46%;aspect-ratio:auto;min-height:280px;}
.news-card--lead .news-card__body{justify-content:center;padding:30px 32px;}
.news-card--lead .news-card__body h3{font-size:24px;-webkit-line-clamp:3;}
.news-card--lead .news-card__body p{-webkit-line-clamp:3;font-size:15.5px;}
.empty-state{
  min-height:220px;border:1px dashed var(--stroke-strong);border-radius:var(--r-card);
  background:var(--bg-1);display:flex;flex-direction:column;
  align-items:center;justify-content:center;gap:14px;text-align:center;padding:30px;
  grid-column:1/-1;
}
.empty-state__ic{
  width:52px;height:52px;border-radius:14px;border:1.5px solid var(--stroke-strong);
  display:grid;place-items:center;color:var(--text-3);
}
.empty-state p{color:var(--text-2);font-size:15px;}

/* CTA 面板 */
.cta-panel{
  position:relative;overflow:hidden;
  background:var(--glass);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border:1px solid var(--stroke);border-radius:var(--r-panel);
  padding:clamp(28px,4vw,48px);
  display:grid;grid-template-columns:5fr 7fr;gap:clamp(28px,4vw,52px);
}
.cta-panel::before{
  content:"";position:absolute;top:-120px;left:30%;width:420px;height:420px;
  background:radial-gradient(circle,rgba(20,227,200,.13),transparent 66%);pointer-events:none;
}
.cta-panel>*{position:relative;z-index:1;}
.cta-panel h3{font-size:clamp(22px,2.4vw,30px);line-height:1.35;}
.point-list{margin:20px 0 24px;display:flex;flex-direction:column;gap:12px;}
.point-list li{display:flex;gap:10px;font-size:15px;color:var(--text-2);line-height:1.7;}
.point-list li::before{
  content:"";width:7px;height:7px;border-radius:2px;background:var(--primary);
  margin-top:10px;flex:none;box-shadow:0 0 8px rgba(20,227,200,.7);
}
.badges{display:flex;flex-wrap:wrap;gap:8px;}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  border-radius:var(--r-pill);padding:5px 13px;font-size:12.5px;font-weight:600;
}
.badge--primary{background:rgba(20,227,200,.12);color:var(--primary);border:1px solid rgba(20,227,200,.3);}
.badge--accent{background:rgba(255,177,60,.12);color:var(--accent);border:1px solid rgba(255,177,60,.32);}
.badge--quiet{background:rgba(255,255,255,.05);color:var(--text-2);border:1px solid var(--stroke);}
.form{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
.field{display:flex;flex-direction:column;gap:7px;}
.field--full{grid-column:1/-1;}
.field label{font-size:13.5px;color:var(--text-2);}
.field input,.field select,.field textarea{
  width:100%;
  background:var(--bg-0);
  border:1px solid var(--stroke);
  border-radius:var(--r-btn);
  padding:12px 14px;
  font-size:15px;
  color:var(--text);
  transition:border-color var(--t) var(--ease),box-shadow var(--t) var(--ease);
}
.field textarea{resize:vertical;min-height:88px;}
.field input::placeholder,.field textarea::placeholder{color:var(--text-3);}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(20,227,200,.18);
}
.field select{appearance:none;-webkit-appearance:none;
  background-image:linear-gradient(45deg,transparent 50%,var(--text-2) 50%),linear-gradient(135deg,var(--text-2) 50%,transparent 50%);
  background-position:calc(100% - 20px) 21px,calc(100% - 14px) 21px;
  background-size:6px 6px,6px 6px;background-repeat:no-repeat;
}
.form-note{grid-column:1/-1;font-size:12.5px;color:var(--text-3);line-height:1.7;}

/* FAQ */
.faq-wrap{display:grid;grid-template-columns:4fr 8fr;gap:clamp(28px,4vw,56px);align-items:start;}
.faq-wrap h2{font-size:clamp(24px,2.6vw,34px);}
.faq-wrap .faq-intro{margin-top:14px;color:var(--text-2);font-size:15.5px;line-height:1.85;}
.faq{display:flex;flex-direction:column;gap:10px;}
.faq details{
  background:var(--bg-1);border:1px solid var(--stroke);border-radius:14px;
  transition:border-color var(--t) var(--ease);
}
.faq details[open]{border-color:rgba(20,227,200,.35);}
.faq summary{
  list-style:none;cursor:pointer;
  padding:18px 24px;font-size:16px;font-weight:600;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.faq summary::-webkit-details-marker{display:none;}
.faq summary::after{
  content:"+";font-size:20px;color:var(--primary);line-height:1;
  transition:transform var(--t) var(--ease);
}
.faq details[open] summary::after{transform:rotate(45deg);}
.faq .faq__body{padding:0 24px 20px;font-size:15px;line-height:1.85;color:var(--text-2);}

/* 窄 CTA 条 */
.cta-bar{
  display:flex;align-items:center;justify-content:space-between;gap:24px;
  background:var(--glass);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border:1px solid var(--stroke);border-radius:var(--r-panel);
  padding:26px 30px;
}
.cta-bar b{font-size:18px;}
.cta-bar p{font-size:14.5px;color:var(--text-2);margin-top:6px;}

/* ---------- 页脚 ---------- */
.footer{background:var(--bg-1);border-top:1px solid var(--stroke);padding:64px 0 0;margin-top:0;}
.footer__grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px;}
.footer h4{font-size:15px;margin-bottom:16px;}
.footer__brand p{margin-top:14px;font-size:14px;color:var(--text-2);line-height:1.85;max-width:34ch;}
.qr{
  margin-top:18px;width:96px;height:96px;border-radius:12px;
  border:1px solid var(--stroke);background:var(--bg-2);
  display:grid;place-items:center;font-size:12px;color:var(--text-3);text-align:center;line-height:1.5;
}
.footer__list{display:flex;flex-direction:column;gap:10px;}
.footer__list a{font-size:14px;color:var(--text-2);transition:color var(--t) var(--ease);}
.footer__list a:hover{color:var(--primary);}
.footer__bottom{
  margin-top:52px;border-top:1px solid var(--stroke);
  padding:22px 0;display:flex;flex-wrap:wrap;gap:12px;
  align-items:center;justify-content:space-between;
  font-size:13px;color:var(--text-3);
}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .nav__link{padding:10px 11px;font-size:14.5px;}
  .mega{right:-60px;}
}
@media (max-width:1023px){
  .nav,.header__actions .btn{display:none;}
  .burger{display:grid;}
  .hero__grid{grid-template-columns:1fr;gap:36px;}
  .hero__visual{order:-1;}
  .hero__visual img{aspect-ratio:16/9;}
  .track{grid-template-columns:repeat(2,1fr);}
  .gallery{grid-template-columns:repeat(2,1fr);grid-auto-rows:160px;}
  .shot--wide{grid-column:span 2;grid-row:span 1;}
  .shot--tall{grid-row:span 1;}
  .cta-panel{grid-template-columns:1fr;}
  .faq-wrap{grid-template-columns:1fr;}
  .news-card--lead{flex-direction:column;}
  .news-card--lead .news-card__img{flex:none;aspect-ratio:16/9;min-height:0;}
  .footer__grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media (max-width:767px){
  .topbar__note span.tb-long{display:none;}
  .clock__cell{min-width:44px;font-size:14px;}
  .clock__cell small{display:none;}
  .section{padding:48px 0;}
  .sec-head{flex-direction:column;align-items:flex-start;gap:14px;margin-bottom:28px;}
  .hero__metrics{gap:18px;}
  .gallery{grid-template-columns:1fr;grid-auto-rows:200px;}
  .shot--wide{grid-column:span 1;}
  .news-grid{grid-template-columns:1fr;}
  .news-card--lead{grid-column:span 1;}
  .form{grid-template-columns:1fr;}
  .cta-bar{flex-direction:column;align-items:flex-start;text-align:left;}
  .cta-bar .btn{width:100%;}
  .hero__actions .btn{width:100%;}
  .float-card--a{left:8px;top:10px;}
  .float-card--b{right:8px;bottom:10px;}
  .footer__grid{grid-template-columns:1fr;}
  .footer__bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:479px){
  .topbar__inner{gap:10px;overflow-x:auto;}
  .hero h1{font-size:28px;}
  .metric b{font-size:19px;}
  .float-card{min-width:126px;padding:10px 12px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition-duration:.01ms !important;scroll-behavior:auto;}
  .shot:hover img,.news-card:hover .news-card__img img{transform:none;}
  .track__item:hover,.news-card:hover,.shot:hover,.mega__card:hover{transform:none;}
}

/* roulang page: article */
:root{
  --bg-0:#050A0E;
  --bg-1:#0A1319;
  --bg-2:#0E1C24;
  --glass:rgba(255,255,255,.055);
  --line:rgba(255,255,255,.09);
  --line-strong:rgba(20,227,200,.45);
  --primary:#14E3C8;
  --primary-deep:#0A9C93;
  --accent:#FFB13C;
  --danger:#FF5470;
  --success:#35D07F;
  --text:#EAF4F6;
  --text-2:#9FB3BC;
  --text-3:#6C8189;
  --r-card:16px;
  --r-panel:22px;
  --r-btn:10px;
  --shadow-card:0 10px 30px rgba(0,0,0,.45);
  --glow:0 0 0 1px rgba(20,227,200,.5), 0 8px 28px rgba(20,227,200,.28);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text);
  font-family:"HarmonyOS Sans","PingFang SC","Noto Sans SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
time{font-variant-numeric:tabular-nums}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px}

.container{width:100%;max-width:1240px;margin:0 auto;padding:0 clamp(18px,4vw,40px)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:700;line-height:1.2;
  border:1px solid transparent;cursor:pointer;
  transition:transform .18s var(--ease),box-shadow .2s var(--ease),background .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease);
}
.btn--primary{background:var(--primary);color:#04231F;box-shadow:var(--glow)}
.btn--primary:hover{background:#2BF0D6;box-shadow:0 12px 38px rgba(20,227,200,.42)}
.btn--primary:active{transform:translateY(1px);box-shadow:0 0 0 1px rgba(20,227,200,.5),0 4px 14px rgba(20,227,200,.25)}
.btn--outline{border-color:var(--primary);color:var(--primary);background:transparent}
.btn--outline:hover{background:rgba(20,227,200,.12)}
.btn--ghost{border-color:rgba(255,255,255,.14);color:var(--text-2)}
.btn--ghost:hover{border-color:var(--line-strong);color:var(--text);background:rgba(20,227,200,.08)}
.btn--block{width:100%}
.btn--sm{padding:9px 18px;font-size:14px}

/* ---------- 徽章 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:999px;
  font-size:12.5px;font-weight:600;letter-spacing:.02em;white-space:nowrap;
}
.badge--primary{background:rgba(20,227,200,.12);color:var(--primary)}
.badge--accent{background:rgba(255,177,60,.14);color:var(--accent)}

/* ---------- Header ---------- */
.header{
  position:sticky;top:0;z-index:80;
  background:rgba(5,10,14,.86);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.header__inner{display:flex;align-items:center;gap:20px;height:68px;position:relative}
.logo{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto}
.logo__mark{
  width:38px;height:38px;border-radius:11px;display:grid;place-items:center;
  background:linear-gradient(140deg,var(--primary),var(--primary-deep));
  color:#04231F;font-weight:800;font-size:13px;letter-spacing:.04em;
  box-shadow:0 6px 20px rgba(20,227,200,.3);
}
.logo__text{display:flex;flex-direction:column;line-height:1.16}
.logo__text b{font-size:15px;font-weight:800;letter-spacing:.02em}
.logo__text span{font-size:11.5px;color:var(--text-3);letter-spacing:.06em}

.nav{margin-left:auto;display:flex;align-items:center;gap:6px}
.nav__list{display:flex;align-items:center;gap:4px}
.nav__item{position:relative}
.nav__link{
  display:inline-flex;align-items:center;gap:7px;
  padding:10px 14px;border-radius:10px;
  font-size:15px;color:var(--text-2);position:relative;
  transition:color .18s var(--ease),background .18s var(--ease);
}
.nav__link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:3px;height:2px;border-radius:2px;
  background:var(--primary);transform:scaleX(0);transform-origin:left;
  transition:transform .18s var(--ease);
}
.nav__link:hover{color:var(--text);background:rgba(255,255,255,.04)}
.nav__link:hover::after{transform:scaleX(1)}
.nav__item.is-active .nav__link{color:var(--primary)}
.nav__item.is-active .nav__link::after{transform:scaleX(1)}
.nav__caret{
  width:6px;height:6px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;
  transform:rotate(45deg) translate(-1px,-1px);opacity:.6;transition:opacity .18s var(--ease),transform .18s var(--ease);
}
.nav__item:hover .nav__caret{opacity:1;transform:rotate(45deg) translate(0,0)}
.nav__cta{display:none}

.header__acts{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.burger{display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--line);cursor:pointer;align-items:center;justify-content:center;flex-direction:column;gap:5px;background:rgba(255,255,255,.03)}
.burger span{display:block;width:16px;height:2px;border-radius:2px;background:var(--text-2);transition:background .18s var(--ease)}
.burger:hover span{background:var(--primary)}
.nav-mask{display:none}

/* ---------- 主区域 ---------- */
main{display:block}

/* ---------- 面包屑 ---------- */
.crumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  padding:26px 0 0;font-size:13.5px;color:var(--text-3);
}
.crumb a{color:var(--text-3);transition:color .18s var(--ease)}
.crumb a:hover{color:var(--primary)}
.crumb__sep{opacity:.55}
.crumb__now{
  color:var(--text-3);max-width:min(62ch,72vw);
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}

/* ---------- 文章布局 ---------- */
.page-grid{
  display:grid;
  grid-template-columns:minmax(0,1fr) 320px;
  gap:56px;
  align-items:start;
  padding-top:22px;
  padding-bottom:76px;
}

.article{
  background:var(--bg-1);
  border:1px solid var(--line);
  border-radius:var(--r-panel);
  box-shadow:var(--shadow-card);
  padding:clamp(22px,3vw,42px);
  min-width:0;
}
.article h1{
  font-size:clamp(25px,3.1vw,36px);
  font-weight:800;line-height:1.28;letter-spacing:-.01em;
  color:var(--text);
}
.article__meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  margin-top:18px;font-size:13px;color:var(--text-3);
}
.article__meta span{display:inline-flex;align-items:center;gap:6px}
.dot{width:3px;height:3px;border-radius:50%;background:var(--text-3);opacity:.7;flex:0 0 auto}
.article__cover{
  margin-top:26px;border-radius:var(--r-card);overflow:hidden;
  border:1px solid var(--line);background:var(--bg-2);
}
.article__cover img{width:100%;aspect-ratio:16/9;object-fit:cover}

/* ---------- 正文排版 ---------- */
.article__body{margin-top:32px;font-size:17px;line-height:1.9;color:#DCE8EC;overflow-wrap:break-word}
.article__body > *:first-child{margin-top:0}
.article__body h2{
  font-size:clamp(20px,2.2vw,25px);font-weight:700;line-height:1.4;color:var(--text);
  margin:42px 0 16px;padding-left:15px;position:relative;
}
.article__body h2::before{
  content:"";position:absolute;left:0;top:.2em;bottom:.2em;width:3px;border-radius:3px;
  background:linear-gradient(180deg,var(--primary),var(--primary-deep));
}
.article__body h3{font-size:19px;font-weight:700;line-height:1.45;color:var(--text);margin:30px 0 12px}
.article__body h4{font-size:16.5px;font-weight:700;color:var(--text);margin:24px 0 10px}
.article__body p{margin:0 0 1.15em}
.article__body a{color:var(--primary);border-bottom:1px solid rgba(20,227,200,.34);transition:border-color .18s var(--ease)}
.article__body a:hover{border-bottom-color:var(--primary)}
.article__body strong{color:#FFFFFF;font-weight:700}
.article__body ul,.article__body ol{margin:0 0 1.25em}
.article__body ul li{position:relative;padding-left:22px;margin-bottom:9px}
.article__body ul li::before{
  content:"";position:absolute;left:2px;top:.72em;width:8px;height:8px;border-radius:2px;
  background:var(--primary);opacity:.85;
}
.article__body ol{counter-reset:item}
.article__body ol li{position:relative;padding-left:32px;margin-bottom:10px;counter-increment:item}
.article__body ol li::before{
  content:counter(item);position:absolute;left:0;top:.32em;
  width:21px;height:21px;border-radius:6px;
  background:rgba(20,227,200,.14);color:var(--primary);
  font-size:12px;font-weight:700;display:grid;place-items:center;
  font-variant-numeric:tabular-nums;
}
.article__body blockquote{
  margin:24px 0;padding:16px 20px;
  background:var(--glass);border-left:3px solid var(--accent);
  border-radius:0 12px 12px 0;color:var(--text-2);font-size:16px;
}
.article__body img{border-radius:12px;margin:22px 0 10px;width:100%;height:auto}
.article__body figure{margin:22px 0}
.article__body figcaption{font-size:13px;color:var(--text-3);text-align:center;margin-top:8px}
.article__body table{
  width:100%;border-collapse:collapse;margin:22px 0;font-size:15px;
  display:block;overflow-x:auto;white-space:normal;
}
.article__body th{
  background:var(--bg-2);text-align:left;padding:12px 14px;
  border:1px solid var(--line);font-weight:700;color:var(--text);white-space:nowrap;
}
.article__body td{padding:12px 14px;border:1px solid var(--line);color:var(--text-2)}
.article__body tbody tr{transition:background .18s var(--ease)}
.article__body tbody tr:hover{background:rgba(255,255,255,.03)}
.article__body code{
  font-family:ui-monospace,Menlo,Consolas,"Courier New",monospace;
  font-size:.9em;background:rgba(255,255,255,.07);padding:2px 6px;
  border-radius:6px;color:var(--accent);
}
.article__body pre{
  background:var(--bg-0);border:1px solid var(--line);border-radius:12px;
  padding:18px;overflow-x:auto;margin:22px 0;
}
.article__body pre code{background:none;padding:0;color:var(--text-2);font-size:14px}
.article__body hr{border:0;height:1px;background:var(--line);margin:32px 0}

/* ---------- 空态 ---------- */
.empty{
  text-align:center;padding:56px 24px;
  border:1px dashed var(--line);border-radius:var(--r-card);
  background:var(--bg-2);
}
.empty h2{font-size:20px;font-weight:700;color:var(--text);margin-bottom:10px}
.empty p{font-size:15px;color:var(--text-3);margin-bottom:22px}

/* ---------- 侧栏 ---------- */
.side{position:sticky;top:92px;display:flex;flex-direction:column;gap:20px;min-width:0}
.side-card{
  background:var(--bg-1);border:1px solid var(--line);
  border-radius:18px;padding:22px;box-shadow:var(--shadow-card);
}
.side-card h3{
  display:flex;align-items:center;gap:9px;
  font-size:15px;font-weight:700;color:var(--text);margin-bottom:16px;
}
.side-card h3::before{content:"";width:3px;height:14px;border-radius:2px;background:var(--primary)}
.mini{
  display:flex;gap:12px;padding:11px 0;
  border-bottom:1px solid rgba(255,255,255,.055);
  transition:transform .18s var(--ease);
}
.mini:first-of-type{padding-top:0}
.mini:last-of-type{border-bottom:0;padding-bottom:0}
.mini:hover{transform:translateX(3px)}
.mini img{width:66px;height:50px;border-radius:10px;object-fit:cover;flex:0 0 auto;background:var(--bg-2)}
.mini__txt{min-width:0}
.mini__txt b{
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  font-size:14px;font-weight:600;line-height:1.5;color:var(--text-2);
  transition:color .18s var(--ease);
}
.mini:hover .mini__txt b{color:var(--primary)}
.mini__txt time{display:block;font-size:12px;color:var(--text-3);margin-top:5px}
.side-note{font-size:13px;color:var(--text-3);line-height:1.75;margin-bottom:16px}

/* ---------- 文末 CTA 条 ---------- */
.endcta{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:18px;
  margin:0 0 88px;padding:24px 28px;
  border-radius:var(--r-panel);
  background:var(--glass);
  border:1px solid var(--line);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  position:relative;overflow:hidden;
}
.endcta::after{
  content:"";position:absolute;right:-40px;top:-60px;width:220px;height:220px;
  background:radial-gradient(circle,rgba(20,227,200,.16),transparent 68%);
  pointer-events:none;
}
.endcta__txt{position:relative;z-index:1}
.endcta__txt p{font-size:16.5px;font-weight:700;color:var(--text)}
.endcta__txt span{display:block;font-size:13.5px;color:var(--text-3);font-weight:400;margin-top:5px}
.endcta .btn{position:relative;z-index:1}

/* ---------- 页脚 ---------- */
.footer{
  background:var(--bg-1);
  border-top:1px solid var(--line);
  padding:58px 0 26px;
}
.footer__grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px}
.footer h4{font-size:15px;font-weight:700;color:var(--text);margin-bottom:16px}
.footer__brand p{
  font-size:14px;color:var(--text-3);line-height:1.85;
  margin:16px 0 18px;max-width:34ch;
}
.qr{
  width:96px;height:96px;border-radius:12px;
  border:1px dashed var(--line);background:var(--bg-2);
  display:grid;place-items:center;text-align:center;
  font-size:12px;line-height:1.5;color:var(--text-3);
}
.footer__list li{margin-bottom:10px}
.footer__list a{font-size:14px;color:var(--text-3);transition:color .18s var(--ease)}
.footer__list a:hover{color:var(--primary)}
.footer__bottom{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  margin-top:46px;padding-top:22px;border-top:1px solid var(--line);
  font-size:13px;color:var(--text-3);
}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .nav{
    position:fixed;top:0;right:0;z-index:90;
    height:100dvh;width:86vw;max-width:360px;
    background:var(--bg-1);
    border-left:1px solid var(--line);
    transform:translateX(102%);
    transition:transform .22s var(--ease);
    overflow-y:auto;
    display:block;
    padding:84px 20px 32px;
    margin-left:0;
  }
  .nav__list{flex-direction:column;align-items:stretch;gap:2px}
  .nav__link{padding:14px 12px;font-size:16px;border-radius:12px}
  .nav__link::after{display:none}
  .nav__item.is-active .nav__link{background:rgba(20,227,200,.1)}
  .nav__caret{display:none}
  .mega{display:none}
  .nav__cta{display:flex;width:100%;margin-top:24px}
  .nav-toggle:checked ~ .nav{transform:translateX(0)}
  .nav-toggle:checked ~ .nav-mask{
    display:block;position:fixed;inset:0;z-index:85;
    background:rgba(2,6,9,.66);backdrop-filter:blur(2px);
  }
  .burger{display:flex;margin-left:auto;order:3}
  .header__acts .btn{display:none}
  .page-grid{grid-template-columns:minmax(0,1fr);gap:26px;padding-bottom:56px}
  .side{position:static;top:auto;flex-direction:column}
  .footer__grid{grid-template-columns:1fr 1fr;gap:30px}
  .endcta{margin-bottom:64px}
}
@media (max-width:767px){
  .header__inner{height:56px;gap:12px}
  .logo__mark{width:34px;height:34px;font-size:12px;border-radius:9px}
  .logo__text b{font-size:14px}
  .logo__text span{font-size:10.5px}
  .crumb{padding-top:18px;font-size:13px}
  .article{padding:20px;border-radius:18px}
  .article__cover{margin-top:20px}
  .article__body{margin-top:26px;font-size:16px;line-height:1.85}
  .endcta{padding:20px;border-radius:18px;flex-direction:column;align-items:stretch}
  .endcta .btn{width:100%}
  .footer{padding:44px 0 22px}
  .footer__grid{grid-template-columns:1fr;gap:26px}
  .footer__bottom{flex-direction:column;gap:8px;margin-top:32px}
}
@media (max-width:480px){
  .article h1{font-size:22px}
  .article__meta{font-size:12.5px}
  .article__body h2{margin-top:34px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition-duration:.01ms !important;scroll-behavior:auto !important}
}

/* roulang page: category1 */
:root{
  --bg-0:#050A0E;
  --bg-1:#0A1319;
  --bg-2:#0E1C24;
  --glass:rgba(255,255,255,.055);
  --glass-line:rgba(255,255,255,.10);
  --primary:#14E3C8;
  --primary-deep:#0A9C93;
  --primary-ink:#04231F;
  --accent:#FFB13C;
  --danger:#FF5470;
  --success:#35D07F;
  --t1:#EAF4F6;
  --t2:#9FB3BC;
  --t3:#6C8189;
  --line:rgba(255,255,255,.09);
  --line-hi:rgba(20,227,200,.45);
  --r-card:16px;
  --r-panel:22px;
  --r-btn:10px;
  --r-pill:999px;
  --sh-card:0 10px 30px rgba(0,0,0,.45);
  --sh-glow:0 0 0 1px rgba(20,227,200,.5),0 8px 28px rgba(20,227,200,.28);
  --sh-glow-hover:0 12px 38px rgba(20,227,200,.42);
  --ease:cubic-bezier(.2,.7,.3,1);
  --maxw:1240px;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--t1);
  font-family:"HarmonyOS Sans","PingFang SC","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none;margin:0;padding:0}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.3}
p{margin:0}
button,input{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:4px}
::selection{background:rgba(20,227,200,.28)}

.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 clamp(18px,4vw,40px)}
.section{padding:clamp(48px,7vw,96px) 0}
.section--alt{background:var(--bg-1);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:32px}
.section-head h2{font-size:clamp(24px,2.6vw,34px);font-weight:700}
.section-head p{color:var(--t2);font-size:15px;margin-top:8px}
.more-link{color:var(--primary);font-size:14px;font-weight:600;display:inline-flex;align-items:center;gap:6px;transition:gap .18s var(--ease)}
.more-link:hover{gap:10px}

/* ---------- Header ---------- */
.header{
  position:sticky;top:0;z-index:100;
  background:rgba(5,10,14,.82);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:border-color .2s var(--ease),background .2s var(--ease);
}
.header:hover,.header.is-stuck{border-bottom-color:var(--line)}
.header__inner{display:flex;align-items:center;gap:24px;height:68px}
.logo{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.logo__mark{
  width:38px;height:38px;border-radius:11px;
  display:grid;place-items:center;
  background:linear-gradient(150deg,var(--primary),var(--primary-deep));
  color:var(--primary-ink);font-weight:800;font-size:13px;letter-spacing:.04em;
  box-shadow:0 6px 18px rgba(20,227,200,.28);
}
.logo__text{display:flex;flex-direction:column;line-height:1.15}
.logo__text b{font-size:16px;font-weight:800;letter-spacing:.01em}
.logo__text span{font-size:11.5px;color:var(--t2);letter-spacing:.14em}

.nav{margin-left:auto}
.nav__list{display:flex;align-items:center;gap:6px}
.nav__item{position:relative}
.nav__link{
  display:inline-flex;align-items:center;gap:6px;
  padding:10px 14px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;color:var(--t2);
  transition:color .18s var(--ease),background .18s var(--ease);
  position:relative;
}
.nav__link:hover{color:var(--t1);background:rgba(255,255,255,.04)}
.nav__item.is-active .nav__link{color:var(--primary)}
.nav__item.is-active .nav__link::after{
  content:"";position:absolute;left:14px;right:14px;bottom:3px;height:2px;border-radius:2px;
  background:var(--primary);box-shadow:0 0 10px rgba(20,227,200,.8);
}
.nav__caret{width:7px;height:7px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:rotate(45deg) translateY(-2px);opacity:.7}

.mega{
  position:absolute;top:calc(100% + 12px);left:50%;
  width:min(860px,calc(100vw - 48px));
  display:grid;grid-template-columns:1fr 1fr 1.25fr;gap:22px;
  padding:22px;border-radius:var(--r-panel);
  background:linear-gradient(180deg,rgba(14,28,36,.99),rgba(10,19,25,.99));
  border:1px solid var(--line);
  box-shadow:0 24px 60px rgba(0,0,0,.62);
  opacity:0;visibility:hidden;
  transform:translate(-50%,8px);
  transition:opacity .16s var(--ease),transform .16s var(--ease),visibility .16s var(--ease);
}
.nav__item:last-child .mega{left:auto;right:0;transform:translateY(8px)}
.nav__item:hover .mega,.nav__item:focus-within .mega{opacity:1;visibility:visible}
.nav__item:hover .mega{transform:translate(-50%,0)}
.nav__item:last-child:hover .mega{transform:translateY(0)}
.mega__col h4{font-size:13px;color:var(--t3);letter-spacing:.1em;margin-bottom:12px;font-weight:700}
.mega__link{
  display:flex;align-items:center;gap:10px;
  padding:9px 10px;border-radius:10px;font-size:14px;color:var(--t2);
  transition:background .16s var(--ease),color .16s var(--ease);
}
.mega__link:hover{background:rgba(20,227,200,.09);color:var(--t1)}
.mega__ic{
  width:22px;height:22px;flex:0 0 22px;border-radius:7px;
  display:grid;place-items:center;font-size:11px;font-weight:700;
  background:rgba(20,227,200,.14);color:var(--primary);
}
.mega__time{margin-left:auto;font-size:12px;color:var(--t3)}
.mega__card{
  display:block;border-radius:14px;overflow:hidden;
  background:var(--glass);border:1px solid var(--glass-line);
  transition:border-color .18s var(--ease),transform .18s var(--ease);
}
.mega__card:hover{border-color:var(--line-hi);transform:translateY(-3px)}
.mega__card img{width:100%;aspect-ratio:16/9;object-fit:cover}
.mega__card-body{display:block;padding:14px}
.mega__card-body b{display:block;font-size:14px}
.mega__card-body p{font-size:13px;color:var(--t2);line-height:1.6;margin:5px 0 8px}
.mega__card-body span{font-size:13px;color:var(--primary);font-weight:600}

.header__actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.icon-btn{
  width:38px;height:38px;border-radius:var(--r-btn);
  display:grid;place-items:center;
  border:1px solid var(--line);color:var(--t2);
  transition:border-color .18s var(--ease),color .18s var(--ease);
}
.icon-btn:hover{border-color:var(--line-hi);color:var(--primary)}
.icon-btn svg{width:17px;height:17px}

.nav-toggle{display:none}
.nav-burger{display:none;width:40px;height:40px;border-radius:var(--r-btn);border:1px solid var(--line);place-items:center;cursor:pointer}
.nav-burger span{display:block;width:17px;height:2px;background:var(--t1);border-radius:2px;margin:3px auto}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:700;letter-spacing:.01em;
  border:1px solid transparent;cursor:pointer;
  transition:transform .18s var(--ease),box-shadow .18s var(--ease),background .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease);
}
.btn--sm{padding:9px 16px;font-size:14px}
.btn--primary{background:var(--primary);color:var(--primary-ink);box-shadow:var(--sh-glow)}
.btn--primary:hover{filter:brightness(1.06);box-shadow:var(--sh-glow-hover)}
.btn--primary:active{transform:translateY(1px);box-shadow:0 0 0 1px rgba(20,227,200,.4),0 4px 14px rgba(20,227,200,.22)}
.btn--ghost{background:transparent;color:var(--primary);border-color:var(--line-hi)}
.btn--ghost:hover{background:rgba(20,227,200,.12)}
.btn--quiet{border-color:rgba(255,255,255,.14);color:var(--t2)}
.btn--quiet:hover{border-color:var(--line-hi);color:var(--primary)}

/* ---------- Page head ---------- */
.page-head{
  position:relative;overflow:hidden;
  background:
    radial-gradient(720px 340px at 88% -10%,rgba(20,227,200,.16),transparent 62%),
    linear-gradient(180deg,var(--bg-1),var(--bg-0));
  border-bottom:1px solid var(--line);
  padding:clamp(36px,5vw,64px) 0 clamp(40px,5vw,68px);
}
.page-head::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:linear-gradient(180deg,rgba(0,0,0,.5),transparent 78%);
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.5),transparent 78%);
  pointer-events:none;
}
.page-head__inner{position:relative;display:grid;grid-template-columns:minmax(0,8fr) minmax(0,4fr);gap:clamp(24px,3vw,44px);align-items:center}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--t3);margin-bottom:14px}
.crumb a{color:var(--t2);transition:color .16s var(--ease)}
.crumb a:hover{color:var(--primary)}
.crumb span[aria-current]{color:var(--t3)}
.page-head h1{font-size:clamp(30px,4.2vw,52px);font-weight:800;line-height:1.18;letter-spacing:-.01em}
.page-head__lead{color:var(--t2);font-size:clamp(15px,1.4vw,17px);margin-top:16px;max-width:44ch}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:var(--r-pill);
  font-size:13px;font-weight:600;
  background:rgba(20,227,200,.12);color:var(--primary);
  border:1px solid rgba(20,227,200,.22);
}
.badge--amber{background:rgba(255,177,60,.13);color:var(--accent);border-color:rgba(255,177,60,.26)}
.badge--quiet{background:rgba(255,255,255,.05);color:var(--t2);border-color:var(--line)}
.page-head__art{position:relative}
.page-head__art img{
  width:100%;aspect-ratio:4/3;object-fit:cover;
  border-radius:var(--r-panel);border:1px solid var(--line);
  box-shadow:var(--sh-card);
}
.page-head__chip{
  position:absolute;left:-14px;bottom:18px;
  padding:12px 16px;border-radius:14px;
  background:var(--glass);border:1px solid var(--glass-line);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  box-shadow:var(--sh-card);
}
.page-head__chip b{display:block;font-size:22px;font-variant-numeric:tabular-nums;color:var(--primary)}
.page-head__chip span{font-size:12px;color:var(--t2);letter-spacing:.04em}

/* ---------- Category layout ---------- */
.cat-layout{display:grid;grid-template-columns:minmax(0,240px) minmax(0,1fr);gap:clamp(24px,3.4vw,48px);align-items:start}
.cat-index{position:sticky;top:92px;padding:20px;border-radius:var(--r-card);background:var(--bg-1);border:1px solid var(--line)}
.cat-index__title{font-size:13px;letter-spacing:.12em;color:var(--t3);font-weight:700;margin-bottom:14px}
.cat-index__list li+li{margin-top:2px}
.cat-index__list a{
  display:block;position:relative;
  padding:9px 12px 9px 16px;border-radius:10px;
  font-size:14.5px;color:var(--t2);
  transition:background .16s var(--ease),color .16s var(--ease);
}
.cat-index__list a::before{
  content:"";position:absolute;left:4px;top:50%;transform:translateY(-50%);
  width:2px;height:0;border-radius:2px;background:var(--primary);
  transition:height .18s var(--ease);
}
.cat-index__list a:hover{background:rgba(255,255,255,.04);color:var(--t1)}
.cat-index__list a.is-current{color:var(--primary);background:rgba(20,227,200,.09)}
.cat-index__list a.is-current::before{height:18px;box-shadow:0 0 8px rgba(20,227,200,.8)}
.cat-index__note{margin-top:18px;padding-top:16px;border-top:1px solid var(--line);font-size:13px;color:var(--t3);line-height:1.7}

.cat-groups{display:flex;flex-direction:column;gap:clamp(32px,4vw,52px)}
.group__head{display:flex;align-items:baseline;gap:14px;margin-bottom:20px}
.group__head h2{font-size:clamp(20px,2.1vw,26px)}
.group__head span{font-size:13px;color:var(--t3);letter-spacing:.08em}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}

.index-card{
  display:flex;align-items:flex-start;gap:14px;
  padding:22px;border-radius:var(--r-card);
  background:var(--glass);border:1px solid var(--glass-line);
  box-shadow:var(--sh-card);
  transition:transform .2s var(--ease),border-color .2s var(--ease),background .2s var(--ease);
}
.index-card:hover{transform:translateY(-4px);border-color:var(--line-hi);background:rgba(20,227,200,.06)}
.index-card__ic{
  flex:0 0 40px;width:40px;height:40px;border-radius:12px;
  display:grid;place-items:center;
  background:rgba(20,227,200,.14);color:var(--primary);
  font-size:13px;font-weight:800;font-variant-numeric:tabular-nums;
}
.index-card__body{min-width:0;flex:1}
.index-card__body b{display:block;font-size:16.5px;margin-bottom:6px}
.index-card__body p{font-size:14px;color:var(--t2);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.index-card__arrow{color:var(--primary);font-size:16px;transition:transform .2s var(--ease);align-self:center}
.index-card:hover .index-card__arrow{transform:translateX(4px)}

/* ---------- Glass strip ---------- */
.strip__grid{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;
  padding:20px;border-radius:var(--r-panel);
  background:var(--glass);border:1px solid var(--glass-line);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
}
.strip__item{display:flex;align-items:center;gap:12px;padding:10px 12px;border-radius:12px;background:rgba(255,255,255,.03)}
.strip__ic{
  width:34px;height:34px;flex:0 0 34px;border-radius:10px;display:grid;place-items:center;
  background:rgba(20,227,200,.14);color:var(--primary);font-size:15px;
}
.strip__item b{font-size:14.5px;font-weight:700}

/* ---------- Focus split ---------- */
.focus{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:clamp(20px,3vw,40px);align-items:center}
.focus__img img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--r-card);border:1px solid var(--line);box-shadow:var(--sh-card)}
.focus h2{font-size:clamp(22px,2.4vw,30px);margin-bottom:14px}
.focus p{color:var(--t2);font-size:15.5px;line-height:1.85}
.check-list{margin-top:18px;display:flex;flex-direction:column;gap:10px}
.check-list li{display:flex;align-items:flex-start;gap:10px;font-size:14.5px;color:var(--t2)}
.check-list li::before{
  content:"";flex:0 0 16px;width:16px;height:16px;margin-top:5px;border-radius:5px;
  background:rgba(20,227,200,.16);
  border:1px solid rgba(20,227,200,.4);
  box-shadow:inset 0 0 0 3px rgba(5,10,14,.9);
}

/* ---------- FAQ ---------- */
.faq-layout{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,8fr);gap:clamp(22px,3vw,44px);align-items:start}
.faq-layout h2{font-size:clamp(24px,2.6vw,34px)}
.faq-layout .faq-layout__lead{color:var(--t2);font-size:15px;margin-top:12px;max-width:32ch}
.faq-list{display:flex;flex-direction:column;gap:10px}
.faq-item{
  background:var(--bg-1);border:1px solid var(--line);border-radius:14px;
  overflow:hidden;transition:border-color .18s var(--ease),background .18s var(--ease);
}
.faq-item[open]{border-color:var(--line-hi);background:var(--bg-2)}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 24px;font-size:16px;font-weight:600;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";flex:0 0 auto;color:var(--primary);font-size:20px;font-weight:400;
  transition:transform .2s var(--ease);
}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item__body{padding:0 24px 20px;font-size:15px;line-height:1.85;color:var(--t2)}
.faq-item:hover{border-color:rgba(20,227,200,.3)}

/* ---------- CTA bar ---------- */
.cta-bar{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:18px;
  padding:clamp(20px,2.6vw,30px) clamp(22px,3vw,38px);
  border-radius:var(--r-panel);
  background:
    radial-gradient(420px 200px at 12% 0%,rgba(20,227,200,.16),transparent 68%),
    var(--glass);
  border:1px solid var(--glass-line);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  box-shadow:var(--sh-card);
}
.cta-bar b{display:block;font-size:17px}
.cta-bar p{color:var(--t2);font-size:14px;margin-top:4px}

/* ---------- Footer ---------- */
.footer{background:var(--bg-1);border-top:1px solid var(--line);padding:clamp(44px,5vw,68px) 0 0;margin-top:clamp(36px,5vw,64px)}
.footer__grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:clamp(20px,3vw,40px)}
.footer__brand p{font-size:14px;color:var(--t2);line-height:1.8;margin-top:16px;max-width:34ch}
.footer h4{font-size:15px;font-weight:700;margin-bottom:16px}
.footer__list{display:flex;flex-direction:column;gap:10px}
.footer__list a{font-size:14px;color:var(--t2);transition:color .16s var(--ease)}
.footer__list a:hover{color:var(--primary)}
.qr{
  margin-top:18px;width:96px;height:96px;border-radius:12px;
  display:grid;place-items:center;text-align:center;
  font-size:12px;color:var(--t3);line-height:1.5;
  background:rgba(255,255,255,.04);
  border:1px dashed rgba(255,255,255,.16);
}
.footer__bottom{
  margin-top:clamp(28px,4vw,44px);padding:20px 0 28px;
  border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13px;color:var(--t3);
}

/* ---------- Responsive ---------- */
@media (max-width:1023px){
  .header__inner{height:56px;gap:14px}
  .nav{
    position:fixed;top:0;right:0;z-index:120;
    width:86vw;max-width:360px;height:100vh;
    background:var(--bg-1);border-left:1px solid var(--line);
    padding:76px 22px 28px;overflow-y:auto;
    transform:translateX(100%);
    transition:transform .22s var(--ease);
  }
  #navToggle:checked ~ .nav{transform:translateX(0)}
  .nav__list{flex-direction:column;align-items:stretch;gap:4px}
  .nav__link{justify-content:space-between;padding:14px 14px;font-size:16px}
  .nav__item.is-active .nav__link::after{left:14px;right:auto;width:22px;bottom:8px}
  .mega{display:none}
  .nav-burger{display:grid;margin-left:auto}
  .nav-toggle:checked ~ .nav-burger{position:relative;z-index:130}
  .icon-btn{display:none}
  .page-head__inner{grid-template-columns:1fr}
  .page-head__art img{aspect-ratio:16/9}
  .page-head__art{order:2}
  .page-head__chip{left:12px;bottom:12px}
  .cat-layout{grid-template-columns:1fr}
  .cat-index{position:static}
  .cat-index__list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:4px}
  .strip__grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .focus{grid-template-columns:1fr}
  .faq-layout{grid-template-columns:1fr}
  .footer__grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:767px){
  .section{padding:48px 0}
  .grid-2{grid-template-columns:1fr}
  .strip__grid{grid-template-columns:1fr;padding:14px}
  .cat-index__list{grid-template-columns:1fr}
  .btn{width:100%}
  .header__actions .btn{width:auto}
  .cta-bar{flex-direction:column;align-items:stretch}
  .cta-bar .btn{width:100%}
  .faq-item summary{padding:16px 18px;font-size:15px}
  .faq-item__body{padding:0 18px 18px}
  .footer__grid{grid-template-columns:1fr}
  .footer__bottom{flex-direction:column;gap:6px}
}
@media (max-width:479px){
  body{font-size:15px}
  .page-head h1{font-size:26px}
  .logo__text span{display:none}
  .index-card{padding:18px}
  .index-card__body b{font-size:15.5px}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none !important;transition:none !important;scroll-behavior:auto !important}
}

/* roulang page: category2 */
:root{
  --bg-0:#050A0E;
  --bg-1:#0A1319;
  --bg-2:#0E1C24;
  --glass:rgba(255,255,255,.055);
  --stroke:rgba(255,255,255,.09);
  --stroke-hover:rgba(20,227,200,.45);
  --primary:#14E3C8;
  --primary-deep:#0A9C93;
  --accent:#FFB13C;
  --danger:#FF5470;
  --success:#35D07F;
  --text:#EAF4F6;
  --text-2:#9FB3BC;
  --text-3:#6C8189;
  --on-primary:#04231F;
  --r-card:16px;
  --r-panel:22px;
  --r-btn:10px;
  --r-in:10px;
  --shadow:0 10px 30px rgba(0,0,0,.45);
  --glow:0 0 0 1px rgba(20,227,200,.5),0 8px 28px rgba(20,227,200,.28);
  --ease:cubic-bezier(.2,.7,.3,1);
  --container:1240px;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text);
  font-family:"HarmonyOS Sans SC","PingFang SC","Noto Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
h1,h2,h3,h4{line-height:1.3;font-weight:800}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px}
::selection{background:rgba(20,227,200,.28)}

.container{max-width:var(--container);margin:0 auto;padding:0 clamp(18px,4vw,40px)}
.section{padding:clamp(48px,7vw,96px) 0;position:relative}
.section--alt{background:var(--bg-1);border-top:1px solid var(--stroke);border-bottom:1px solid var(--stroke)}
.section__head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:clamp(26px,3.4vw,44px)}
.section__head h2{font-size:clamp(24px,2.6vw,34px)}
.section__head p{color:var(--text-2);font-size:15px;max-width:620px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;letter-spacing:.16em;color:var(--primary);font-weight:700;margin-bottom:12px}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--primary);opacity:.7}

/* ===== Header ===== */
.header{position:sticky;top:0;z-index:80;background:rgba(5,10,14,.76);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--stroke)}
.header__inner{height:68px;display:flex;align-items:center;gap:20px;justify-content:space-between}
.logo{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.logo__mark{width:40px;height:40px;border-radius:12px;background:linear-gradient(135deg,var(--primary),var(--primary-deep));color:var(--on-primary);display:grid;place-items:center;font-weight:800;font-size:13px;letter-spacing:.04em}
.logo__text b{display:block;font-size:16px;font-weight:800;letter-spacing:.01em;line-height:1.25}
.logo__text span{display:block;font-size:11px;color:var(--text-3);letter-spacing:.16em;line-height:1.4}

.nav{display:flex;align-items:center;gap:6px;margin-left:auto}
.nav__list{display:flex;align-items:center;gap:4px}
.nav__item{position:relative}
.nav__link{display:inline-flex;align-items:center;gap:6px;padding:10px 14px;border-radius:10px;font-size:15px;font-weight:600;color:var(--text-2);transition:color .2s var(--ease),background .2s var(--ease)}
.nav__link:hover{color:var(--text);background:rgba(255,255,255,.04)}
.nav__item.is-active > .nav__link{color:var(--primary)}
.nav__item.is-active > .nav__link::after{content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;border-radius:2px;background:var(--primary);box-shadow:0 0 10px rgba(20,227,200,.7)}
.nav__caret{width:6px;height:6px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:rotate(45deg) translateY(-2px);opacity:.6}
.nav__cta{display:none}

.header__actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.header__cta{padding:10px 18px;font-size:14px}
.nav-burger{display:none;width:42px;height:42px;border:1px solid var(--stroke);border-radius:10px;background:transparent;cursor:pointer;padding:0 11px;flex-direction:column;justify-content:center;gap:5px}
.nav-burger span{display:block;height:2px;width:100%;background:var(--text);border-radius:2px}

/* Mega */
.mega{
  position:absolute;top:calc(100% + 10px);left:-120px;width:760px;
  display:grid;grid-template-columns:1fr 1fr 1.15fr;gap:20px;
  background:var(--bg-2);border:1px solid var(--stroke);border-radius:var(--r-panel);
  padding:22px;box-shadow:0 24px 60px rgba(0,0,0,.6);
  opacity:0;visibility:hidden;transform:translateY(8px);
  transition:opacity .14s var(--ease),transform .14s var(--ease),visibility .14s;
}
.nav__item:hover .mega,.nav__item:focus-within .mega{opacity:1;visibility:visible;transform:translateY(0)}
.mega__col h4{font-size:13px;letter-spacing:.14em;color:var(--text-3);font-weight:700;margin-bottom:12px}
.mega__link{display:flex;align-items:center;gap:10px;padding:9px 10px;border-radius:10px;font-size:14.5px;color:var(--text-2);transition:background .2s var(--ease),color .2s var(--ease)}
.mega__link:hover{background:rgba(20,227,200,.1);color:var(--text)}
.mega__link:hover .mega__ic{color:var(--primary)}
.mega__ic{font-family:"JetBrains Mono",ui-monospace,"Barlow",monospace;font-size:12px;color:var(--text-3);letter-spacing:.06em}
.mega__time{margin-left:auto;font-size:12px;color:var(--text-3)}
.mega__card{display:block;background:var(--glass);border:1px solid var(--stroke);border-radius:var(--r-card);overflow:hidden;transition:border-color .2s var(--ease),transform .2s var(--ease)}
.mega__card:hover{border-color:var(--stroke-hover);transform:translateY(-2px)}
.mega__card img{width:100%;aspect-ratio:16/9;object-fit:cover}
.mega__card-body{display:block;padding:14px 16px 16px}
.mega__card-body b{display:block;font-size:15px;margin-bottom:6px}
.mega__card-body p{font-size:13px;color:var(--text-2);line-height:1.6;margin-bottom:10px}
.mega__card-body span{font-size:13px;color:var(--primary);font-weight:700}

/* ===== Buttons ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;border-radius:var(--r-btn);font-size:15px;font-weight:700;
  border:1px solid transparent;cursor:pointer;background:transparent;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),filter .2s var(--ease);
}
.btn--primary{background:var(--primary);color:var(--on-primary);box-shadow:var(--glow)}
.btn--primary:hover{filter:brightness(1.06);box-shadow:0 12px 38px rgba(20,227,200,.42)}
.btn--primary:active{transform:translateY(1px);box-shadow:0 0 0 1px rgba(20,227,200,.45)}
.btn--outline{border-color:var(--primary);color:var(--primary)}
.btn--outline:hover{background:rgba(20,227,200,.12)}
.btn--ghost{border-color:rgba(255,255,255,.14);color:var(--text-2)}
.btn--ghost:hover{border-color:var(--stroke-hover);color:var(--text);background:rgba(255,255,255,.03)}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;box-shadow:none;filter:none}

/* ===== Badges ===== */
.badge{display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:999px;font-size:13px;font-weight:600;background:rgba(20,227,200,.12);color:var(--primary);border:1px solid rgba(20,227,200,.22)}
.badge--amber{background:rgba(255,177,60,.12);color:var(--accent);border-color:rgba(255,177,60,.24)}
.badge--plain{background:rgba(255,255,255,.05);color:var(--text-2);border-color:var(--stroke)}
.badge__dot{width:6px;height:6px;border-radius:50%;background:var(--success)}

/* ===== Page hero ===== */
.page-hero{position:relative;overflow:hidden;border-bottom:1px solid var(--stroke)}
.page-hero__bg{position:absolute;inset:0;background-image:url('/assets/images/backpic/back-2.png');background-size:cover;background-position:center;opacity:.42}
.page-hero__mask{position:absolute;inset:0;background:linear-gradient(100deg,rgba(5,10,14,.95) 0%,rgba(5,10,14,.78) 48%,rgba(5,10,14,.45) 100%)}
.page-hero__inner{position:relative;z-index:2;min-height:264px;display:flex;flex-direction:column;justify-content:center;gap:14px;padding:clamp(40px,6vw,64px) 0 clamp(36px,5vw,56px)}
.page-hero h1{font-size:clamp(28px,3.6vw,44px);letter-spacing:-.01em;max-width:20em}
.page-hero__lead{color:var(--text-2);font-size:16px;max-width:640px}
.page-hero__tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:4px}
.page-hero__cta{position:absolute;right:clamp(18px,4vw,40px);bottom:34px;z-index:3}

.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3)}
.crumbs a{color:var(--text-2);transition:color .2s var(--ease)}
.crumbs a:hover{color:var(--primary)}
.crumbs span[aria-current]{color:var(--text-3)}
.crumbs i{font-style:normal;opacity:.5}

/* ===== Zigzag ===== */
.zig{display:flex;flex-direction:column;gap:clamp(40px,5.5vw,72px)}
.zig__row{display:grid;grid-template-columns:1.05fr 1fr;gap:clamp(24px,4vw,56px);align-items:center}
.zig__row--rev .zig__media{order:2}
.zig__media{position:relative;border-radius:var(--r-card);overflow:hidden;border:1px solid var(--stroke);box-shadow:var(--shadow);aspect-ratio:16/10;background:var(--bg-2)}
.zig__media img{width:100%;height:100%;object-fit:cover;transition:transform .22s var(--ease)}
.zig__row:hover .zig__media{border-color:var(--stroke-hover)}
.zig__row:hover .zig__media img{transform:scale(1.03)}
.zig__media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(5,10,14,0) 45%,rgba(5,10,14,.55) 100%)}
.zig__index{font-family:"JetBrains Mono",ui-monospace,monospace;font-size:13px;color:var(--primary);letter-spacing:.16em;font-weight:700}
.zig__body h3{font-size:clamp(20px,2.1vw,25px);margin:10px 0 0}
.zig__body p{color:var(--text-2);font-size:15.5px;margin-top:10px}
.zig__link{display:inline-flex;align-items:center;gap:8px;margin-top:18px;font-size:14.5px;font-weight:700;color:var(--primary)}
.zig__link .arrow{transition:transform .2s var(--ease)}
.zig__link:hover .arrow{transform:translateX(4px)}

/* ===== Compare panels ===== */
.panel{background:var(--glass);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border:1px solid var(--stroke);border-radius:var(--r-panel);padding:clamp(20px,3vw,32px);box-shadow:var(--shadow)}
.panel__head{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:12px}
.panel__head h3{font-size:20px}
.panel__note{color:var(--text-3);font-size:13.5px;margin-bottom:14px}
.compare{display:grid;grid-template-columns:1fr 1px 1fr;gap:clamp(18px,3vw,36px);align-items:stretch}
.compare__divider{background:linear-gradient(180deg,transparent,var(--stroke) 20%,var(--stroke) 80%,transparent)}
.check li{display:flex;gap:10px;padding:12px 0;color:var(--text-2);font-size:15px;border-bottom:1px dashed rgba(255,255,255,.07)}
.check li:last-child{border-bottom:0}
.check li::before{content:"";flex:0 0 auto;width:16px;height:16px;margin-top:5px;border-radius:5px;background:rgba(20,227,200,.14);border:1px solid rgba(20,227,200,.35);position:relative}
.check li::after{content:"";position:absolute}

/* ===== Timeline ===== */
.timeline{position:relative;margin-top:clamp(26px,3vw,40px);padding-left:26px}
.timeline::before{content:"";position:absolute;left:9px;top:8px;bottom:8px;width:2px;background:linear-gradient(180deg,var(--primary),rgba(20,227,200,.06))}
.timeline li{position:relative;padding:0 0 28px 4px}
.timeline li:last-child{padding-bottom:0}
.timeline li::before{content:"";position:absolute;left:-22px;top:8px;width:10px;height:10px;border-radius:50%;background:var(--primary);box-shadow:0 0 0 4px rgba(20,227,200,.14),0 0 12px rgba(20,227,200,.6)}
.timeline__step{font-family:"JetBrains Mono",ui-monospace,monospace;font-size:12.5px;letter-spacing:.14em;color:var(--accent);font-weight:700}
.timeline h3{font-size:19px;margin:6px 0 6px}
.timeline p{color:var(--text-2);font-size:15px;max-width:760px}

/* ===== FAQ ===== */
.faq-list{max-width:920px}
.faq{background:var(--bg-1);border:1px solid var(--stroke);border-radius:14px;margin-bottom:10px;overflow:hidden;transition:border-color .2s var(--ease)}
.faq:hover{border-color:var(--stroke-hover)}
.faq summary{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 24px;font-size:16px;font-weight:700;cursor:pointer;list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq__ic{flex:0 0 auto;width:22px;height:22px;border-radius:50%;border:1px solid rgba(20,227,200,.4);color:var(--primary);display:grid;place-items:center;font-size:14px;line-height:1;transition:transform .2s var(--ease)}
.faq[open] .faq__ic{transform:rotate(45deg)}
.faq__a{padding:0 24px 20px;color:var(--text-2);font-size:15px;line-height:1.8}

/* ===== CTA bar ===== */
.cta-bar{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:20px;background:var(--glass);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border:1px solid var(--stroke);border-radius:var(--r-panel);padding:clamp(22px,3vw,32px) clamp(20px,3vw,38px);position:relative;overflow:hidden}
.cta-bar::before{content:"";position:absolute;right:-60px;top:-80px;width:280px;height:280px;background:radial-gradient(circle,rgba(20,227,200,.16),transparent 70%);pointer-events:none}
.cta-bar__text{position:relative;z-index:1}
.cta-bar__text h3{font-size:clamp(20px,2.2vw,25px)}
.cta-bar__text p{color:var(--text-2);font-size:15px;margin-top:8px}
.cta-bar__badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.cta-bar__action{position:relative;z-index:1;display:flex;gap:10px;flex-wrap:wrap}

/* ===== Footer ===== */
.footer{background:var(--bg-1);border-top:1px solid var(--stroke);padding:clamp(44px,6vw,72px) 0 0}
.footer__grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:clamp(24px,3.4vw,40px)}
.footer__brand p{color:var(--text-2);font-size:14px;line-height:1.8;margin:14px 0 16px;max-width:320px}
.qr{width:96px;height:96px;border-radius:12px;border:1px dashed rgba(255,255,255,.18);display:grid;place-items:center;text-align:center;font-size:12px;color:var(--text-3);line-height:1.5;background:rgba(255,255,255,.02)}
.footer h4{font-size:15px;font-weight:700;margin-bottom:14px}
.footer__list li{margin-bottom:10px}
.footer__list a{font-size:14px;color:var(--text-2);transition:color .2s var(--ease)}
.footer__list a:hover{color:var(--primary)}
.footer__bottom{margin-top:clamp(30px,4vw,48px);border-top:1px solid var(--stroke);padding:20px 0 26px;display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;font-size:13px;color:var(--text-3)}

/* ===== Responsive ===== */
@media (max-width:1024px){
  .nav-burger{display:flex}
  .header__cta{display:none}
  .header__inner{height:56px}
  .nav{
    position:fixed;top:0;right:0;height:100vh;width:86vw;max-width:360px;
    background:var(--bg-1);border-left:1px solid var(--stroke);
    padding:80px 20px 24px;display:block;overflow-y:auto;z-index:90;
    transform:translateX(103%);transition:transform .22s var(--ease);margin-left:0;
  }
  #navToggle:checked ~ .nav{transform:none}
  .nav__list{flex-direction:column;align-items:stretch;gap:2px}
  .nav__item{width:100%}
  .nav__link{width:100%;justify-content:space-between;padding:14px;font-size:16px}
  .nav__item.is-active > .nav__link::after{display:none}
  .mega{display:none}
  .nav__cta{display:block;margin-top:20px}
  .nav__cta .btn{width:100%}
  .page-hero__cta{position:static;margin-top:6px}
  .zig__row{grid-template-columns:1fr;gap:20px}
  .zig__row--rev .zig__media{order:0}
  .compare{grid-template-columns:1fr;gap:20px}
  .compare__divider{display:none}
  .footer__grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:768px){
  .section{padding:48px 0}
  .page-hero__inner{min-height:220px}
  .cta-bar{flex-direction:column;align-items:flex-start}
  .cta-bar__action{width:100%}
  .cta-bar__action .btn{width:100%}
  .faq summary{padding:16px 18px;font-size:15px}
  .faq__a{padding:0 18px 18px}
}
@media (max-width:520px){
  body{font-size:15.5px}
  .logo__text span{display:none}
  .footer__grid{grid-template-columns:1fr}
  .zig__media{aspect-ratio:4/3}
  .timeline{padding-left:22px}
  .timeline li{padding-left:2px}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important}
  html{scroll-behavior:auto}
}