/* roulang page: index */
:root{
  --bg:#0A0F14;
  --bg-2:#0E151B;
  --panel:#121A22;
  --panel-2:#17212A;
  --primary:#1FD1B8;
  --primary-soft:rgba(31,209,184,.12);
  --primary-line:rgba(31,209,184,.35);
  --accent:#F5A524;
  --accent-soft:rgba(245,165,36,.14);
  --danger:#FF6B6B;
  --text:#E9F1F4;
  --text-2:#9BABB6;
  --text-3:#63747F;
  --line:rgba(255,255,255,.08);
  --line-2:rgba(255,255,255,.14);
  --glass:rgba(255,255,255,.055);
  --radius:14px;
  --radius-sm:12px;
  --radius-btn:10px;
  --shadow:0 10px 28px rgba(0,0,0,.38);
  --shadow-hover:0 0 0 1px rgba(31,209,184,.35),0 12px 32px rgba(0,0,0,.45);
  --ease:180ms cubic-bezier(.2,.8,.2,1);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
  background-image:linear-gradient(rgba(255,255,255,.024) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.024) 1px,transparent 1px);
  background-size:8px 8px;
  opacity:.55;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;background:transparent;transition:color var(--ease)}
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;cursor:pointer;border:0;background:none;color:inherit}
input{font-family:inherit}
:focus-visible{outline:2px solid var(--primary);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;position:relative;z-index:1}
.section{padding:88px 0;position:relative}
.section-tight{padding:64px 0}
.eyebrow{
  display:inline-block;font-size:11px;letter-spacing:.16em;color:var(--primary);
  text-transform:uppercase;margin-bottom:12px;font-weight:600;
}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;
}
.section-head h2{
  font-size:clamp(22px,2.4vw,31px);font-weight:700;letter-spacing:-.01em;line-height:1.3;
}
.section-head p{color:var(--text-2);font-size:14px;margin-top:8px;max-width:620px}
.text-link{
  display:inline-flex;align-items:center;gap:6px;color:var(--primary);font-size:14px;font-weight:600;
  white-space:nowrap;
}
.text-link span{transition:transform var(--ease)}
.text-link:hover span{transform:translateX(4px)}
.text-link:hover{text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:1px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--radius-btn);font-size:15px;font-weight:600;
  transition:all var(--ease);border:1px solid transparent;line-height:1.2;
}
.btn-primary{
  background:linear-gradient(120deg,#26E3C7,#1FD1B8 55%,#15A695);
  color:#04120F;box-shadow:0 6px 18px rgba(31,209,184,.22),inset 0 1px 0 rgba(255,255,255,.35);
}
.btn-primary:hover{color:#04120F;transform:translateY(-1px);box-shadow:0 0 18px rgba(31,209,184,.45),inset 0 1px 0 rgba(255,255,255,.45)}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 12px rgba(31,209,184,.2)}
.btn-ghost{
  background:var(--glass);color:var(--text);border-color:var(--line-2);
  backdrop-filter:blur(14px) saturate(120%);
}
.btn-ghost:hover{color:var(--primary);border-color:var(--primary-line)}
.btn-ghost:active{transform:translateY(0)}
.btn-sm{padding:9px 18px;font-size:13px;border-radius:9px}
.chip{
  display:inline-flex;align-items:center;gap:6px;font-size:11px;letter-spacing:.04em;
  padding:4px 11px;border-radius:999px;background:var(--primary-soft);color:var(--primary);
  border:1px solid rgba(31,209,184,.22);white-space:nowrap;
}
.chip-accent{background:var(--accent-soft);color:var(--accent);border-color:rgba(245,165,36,.26)}
.chip-sm{font-size:10px;padding:3px 9px}
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:28px}
.chips .chip{cursor:pointer;background:rgba(255,255,255,.04);color:var(--text-2);border-color:var(--line);font-size:12px;padding:6px 14px;transition:all var(--ease)}
.chips .chip:hover{color:var(--text);border-color:var(--line-2)}
.chips .chip.is-on{background:var(--primary-soft);color:var(--primary);border-color:rgba(31,209,184,.3)}

/* ---------- header ---------- */
.topbar{background:#070C10;border-bottom:1px solid rgba(255,255,255,.05);height:36px;display:flex;align-items:center}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;width:100%}
.topbar-domain{font-family:Inter,system-ui,sans-serif;font-size:12px;color:var(--text-3);letter-spacing:.04em}
.topbar-note{font-size:12px;color:var(--text-3);text-align:center;flex:1;letter-spacing:.02em}
.topbar-links{display:flex;align-items:center;gap:18px;font-size:12px;color:var(--text-2)}
.topbar-links a:hover{color:var(--primary)}
.topbar-cta{color:var(--primary)!important;font-weight:600}
.navbar{
  position:sticky;top:0;z-index:60;
  background:rgba(10,15,20,.72);
  backdrop-filter:blur(14px) saturate(120%);
  border-bottom:1px solid var(--line);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.06);
  transition:background var(--ease),height var(--ease),box-shadow var(--ease);
}
.navbar.is-scrolled{background:rgba(7,12,16,.94);box-shadow:inset 0 1px 0 rgba(255,255,255,.08),0 12px 28px rgba(0,0,0,.45)}
.nav-inner{display:flex;align-items:center;gap:28px;height:68px;transition:height var(--ease)}
.navbar.is-scrolled .nav-inner{height:60px}
.brand{display:flex;flex-direction:column;line-height:1.1;flex-shrink:0}
.brand-mark{font-size:17px;font-weight:800;letter-spacing:.01em;color:var(--text)}
.brand-sub{font-size:10px;letter-spacing:.28em;color:var(--primary);margin-top:4px;text-transform:uppercase}
.brand:hover .brand-mark{color:var(--primary)}
.nav-list{display:flex;align-items:center;gap:4px;flex:1;margin-left:8px}
.nav-link{
  position:relative;display:inline-block;padding:10px 14px;font-size:14.5px;color:var(--text-2);
  font-weight:500;border-radius:8px;transition:color var(--ease),background var(--ease);
}
.nav-link:hover{color:var(--text);background:rgba(255,255,255,.04)}
.nav-link.is-active{color:var(--primary)}
.nav-link.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;border-radius:2px;background:var(--primary);
}
.nav-actions{display:flex;align-items:center;gap:12px;flex-shrink:0}
.icon-btn{
  width:38px;height:38px;display:inline-flex;align-items:center;justify-content:center;
  border-radius:10px;border:1px solid var(--line);background:rgba(255,255,255,.03);color:var(--text-2);
  transition:all var(--ease);
}
.icon-btn:hover{color:var(--primary);border-color:var(--primary-line)}
.icon-btn svg{width:17px;height:17px}
.nav-toggle{display:none;width:40px;height:40px;border-radius:10px;border:1px solid var(--line);color:var(--text);align-items:center;justify-content:center}
.nav-toggle svg{width:20px;height:20px}
.search-bar{
  display:none;padding:0 0 16px;
}
.search-bar.is-open{display:block}
.search-form{display:flex;gap:10px}
.search-form input{
  flex:1;background:rgba(255,255,255,.045);border:1px solid var(--line);border-radius:10px;
  padding:11px 14px;color:var(--text);font-size:14px;transition:all var(--ease);
}
.search-form input::placeholder{color:var(--text-3)}
.search-form input:focus{outline:none;border-color:var(--primary-line);box-shadow:0 0 0 3px rgba(31,209,184,.14)}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;min-height:640px;display:flex;align-items:center;padding:76px 0 92px}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;transform:scale(1.05)}
.hero-mask{
  position:absolute;inset:0;
  background:
    linear-gradient(90deg,rgba(10,15,20,.95) 0%,rgba(10,15,20,.66) 52%,rgba(10,15,20,.9) 100%),
    linear-gradient(180deg,rgba(10,15,20,.5) 0%,rgba(10,15,20,.1) 38%,rgba(10,15,20,.98) 100%);
}
.hero-inner{position:relative;z-index:2;width:100%}
.hero-copy{max-width:660px}
.hero h1{
  font-size:clamp(30px,4.2vw,54px);font-weight:800;line-height:1.16;letter-spacing:-.02em;margin:14px 0 18px;
  color:var(--text);
}
.hero-sub{font-size:clamp(15px,1.5vw,18px);color:var(--text-2);max-width:520px;line-height:1.7}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:34px}
.hero-badges li{
  font-size:12px;letter-spacing:.05em;color:var(--text-2);padding:7px 15px;border-radius:999px;
  background:var(--glass);border:1px solid var(--line-2);backdrop-filter:blur(14px) saturate(120%);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.08);
}

/* ---------- rail ---------- */
.rail-wrap{position:relative}
.rail{
  display:flex;gap:16px;overflow-x:auto;scroll-behavior:smooth;padding:4px 2px 16px;
  scrollbar-width:none;
}
.rail::-webkit-scrollbar{display:none}
.poster{
  position:relative;flex:0 0 220px;aspect-ratio:2/3;border-radius:var(--radius);overflow:hidden;
  border:1px solid var(--line);background:var(--panel);box-shadow:var(--shadow);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.poster img{width:100%;height:100%;object-fit:cover;transition:transform 380ms var(--ease)}
.poster::after{
  content:"";position:absolute;inset:auto 0 0 0;height:56%;
  background:linear-gradient(180deg,rgba(6,10,14,0) 0%,rgba(6,10,14,.86) 100%);
}
.poster:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--primary-line)}
.poster:hover img{transform:scale(1.04)}
.poster-chip{
  position:absolute;top:10px;right:10px;z-index:2;font-size:10px;padding:3px 9px;border-radius:999px;
  background:rgba(10,15,20,.72);color:var(--primary);border:1px solid rgba(31,209,184,.3);backdrop-filter:blur(6px);
}
.poster-title{
  position:absolute;left:14px;right:14px;bottom:14px;z-index:2;font-size:14px;font-weight:600;line-height:1.45;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.rail-arrow{
  position:absolute;top:calc(50% - 34px);z-index:5;width:42px;height:42px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;font-size:20px;line-height:1;
  background:rgba(18,26,34,.86);border:1px solid var(--line-2);color:var(--text);
  backdrop-filter:blur(14px) saturate(120%);box-shadow:inset 0 1px 0 rgba(255,255,255,.08);
  transition:all var(--ease);
}
.rail-arrow:hover{color:var(--primary);border-color:var(--primary-line)}
.rail-arrow.prev{left:-18px}
.rail-arrow.next{right:-18px}
.rail-hint{display:none;height:3px;border-radius:3px;background:rgba(255,255,255,.07);overflow:hidden;margin-top:4px}
.rail-hint span{display:block;height:100%;width:34%;border-radius:3px;background:var(--primary);transition:transform 120ms linear}

/* ---------- hot ---------- */
.hot-grid{display:grid;grid-template-columns:1.55fr 1fr;gap:32px;align-items:start}
.hot-main{
  display:block;position:relative;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);
  background:var(--panel);box-shadow:var(--shadow);transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.hot-main:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--primary-line)}
.hot-media{position:relative;aspect-ratio:16/9;overflow:hidden}
.hot-media img{width:100%;height:100%;object-fit:cover;transition:transform 420ms var(--ease)}
.hot-main:hover .hot-media img{transform:scale(1.04)}
.hot-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(6,10,14,0) 40%,rgba(6,10,14,.82) 100%)}
.hot-tag{position:absolute;top:14px;left:14px;z-index:2}
.hot-body{padding:20px 22px 24px}
.hot-body h3{font-size:20px;font-weight:700;line-height:1.4;margin-bottom:10px}
.hot-body p{font-size:14px;color:var(--text-2);line-height:1.7}
.hot-meta{display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-top:16px;font-size:12px;color:var(--text-3)}
.rank-list{display:flex;flex-direction:column;gap:2px;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:8px 18px;box-shadow:var(--shadow)}
.rank-item{display:flex;gap:16px;align-items:center;padding:15px 0;border-bottom:1px solid rgba(255,255,255,.055);transition:all var(--ease)}
.rank-item:last-child{border-bottom:0}
.rank-item:hover{padding-left:4px}
.rank-num{
  font-family:Inter,system-ui,sans-serif;font-size:30px;font-weight:700;line-height:1;min-width:42px;
  color:transparent;-webkit-text-stroke:1px rgba(31,209,184,.45);
}
.rank-item:hover .rank-num{-webkit-text-stroke:1px var(--primary)}
.rank-main{flex:1;min-width:0}
.rank-title{font-size:15px;font-weight:600;line-height:1.45;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
.rank-foot{display:flex;align-items:center;gap:10px;margin-top:8px}
.rank-bar{flex:1;height:3px;border-radius:3px;background:rgba(255,255,255,.08);overflow:hidden}
.rank-bar i{display:block;height:100%;border-radius:3px;background:linear-gradient(90deg,#1FD1B8,#F5A524)}
.rank-time{font-size:11px;color:var(--text-3);font-family:Inter,system-ui,sans-serif}

/* ---------- card grids ---------- */
.card-grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.guide-card{
  display:flex;flex-direction:column;background:var(--panel);border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.guide-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--primary-line)}
.guide-thumb{aspect-ratio:16/9;overflow:hidden;background:var(--panel-2)}
.guide-thumb img{width:100%;height:100%;object-fit:cover;transition:transform 380ms var(--ease)}
.guide-card:hover .guide-thumb img{transform:scale(1.04)}
.guide-body{padding:18px 20px 20px;display:flex;flex-direction:column;flex:1}
.guide-body .chip{align-self:flex-start;margin-bottom:12px}
.guide-body h3{font-size:17px;font-weight:600;line-height:1.45;margin-bottom:8px}
.guide-body p{font-size:13.5px;color:var(--text-2);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.guide-foot{display:flex;align-items:center;justify-content:space-between;margin-top:auto;padding-top:16px;font-size:12px;color:var(--text-3)}
.guide-foot .arrow{color:var(--primary);transition:transform var(--ease)}
.guide-card:hover .guide-foot .arrow{transform:translateX(4px)}

/* ---------- dynamic (masonry-like) ---------- */
.dyn-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.dyn-card{
  position:relative;display:grid;grid-template-columns:150px 1fr;gap:0;
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  box-shadow:var(--shadow);transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.dyn-card:nth-child(even){margin-top:48px}
.dyn-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--primary-line)}
.dyn-media{position:relative;overflow:hidden;background:var(--panel-2)}
.dyn-media img{width:100%;height:100%;object-fit:cover;min-height:160px;transition:transform 380ms var(--ease)}
.dyn-card:hover .dyn-media img{transform:scale(1.05)}
.dyn-body{padding:20px 22px;position:relative}
.dyn-body::before{content:"";position:absolute;left:0;top:20px;bottom:20px;width:2px;border-radius:2px;background:linear-gradient(180deg,var(--primary),rgba(31,209,184,0))}
.dyn-body{padding-left:24px}
.dyn-body h3{font-size:16.5px;font-weight:600;line-height:1.5;margin:8px 0 8px}
.dyn-body p{font-size:13.5px;color:var(--text-2);line-height:1.7}
.dyn-date{font-size:11.5px;color:var(--text-3);letter-spacing:.02em;font-family:Inter,system-ui,sans-serif}

/* ---------- news / cms ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news-card{
  display:flex;flex-direction:column;background:var(--panel);border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--primary-line)}
.news-thumb{aspect-ratio:16/9;overflow:hidden;background:var(--panel-2);display:block}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform 380ms var(--ease)}
.news-card:hover .news-thumb img{transform:scale(1.04)}
.news-body{padding:18px 20px 20px;display:flex;flex-direction:column;flex:1}
.news-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px}
.news-meta time{font-size:11.5px;color:var(--text-3);font-family:Inter,system-ui,sans-serif}
.news-title{font-size:17px;font-weight:600;line-height:1.5}
.news-title a{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-desc{
  font-size:13.5px;color:var(--text-2);line-height:1.7;margin-top:10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-body .text-link{margin-top:auto;padding-top:16px;font-size:13px}
.empty-state{
  min-height:210px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  border:1px dashed var(--line-2);border-radius:var(--radius);background:rgba(255,255,255,.02);
}
.empty-state svg{width:46px;height:46px;color:var(--text-3)}
.empty-state p{font-size:14px;color:var(--text-2)}

/* ---------- faq ---------- */
.faq-layout{display:grid;grid-template-columns:4fr 8fr;gap:56px;align-items:start}
.faq-side h2{font-size:clamp(22px,2.4vw,30px);font-weight:700;line-height:1.3;letter-spacing:-.01em}
.faq-side p{font-size:14px;color:var(--text-2);margin-top:14px;line-height:1.8}
.faq-side .text-link{margin-top:22px}
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;text-align:left;
  padding:20px 4px;font-size:16px;font-weight:600;color:var(--text);transition:color var(--ease);
}
.faq-q:hover{color:var(--primary)}
.faq-icon{
  flex-shrink:0;width:22px;height:22px;position:relative;border-radius:50%;
  border:1px solid var(--line-2);transition:all var(--ease);
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--primary);border-radius:2px;
  transform:translate(-50%,-50%);transition:transform var(--ease),opacity var(--ease);
}
.faq-icon::before{width:9px;height:1.5px}
.faq-icon::after{width:1.5px;height:9px}
.faq-item.is-open .faq-icon{border-color:var(--primary-line);background:var(--primary-soft)}
.faq-item.is-open .faq-icon::after{transform:translate(-50%,-50%) rotate(90deg);opacity:0}
.faq-a{max-height:0;overflow:hidden;transition:max-height 240ms cubic-bezier(.2,.8,.2,1)}
.faq-a p{padding:0 4px 22px;font-size:15px;line-height:1.8;color:var(--text-2)}

/* ---------- cta ---------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:20px;border:1px solid rgba(31,209,184,.2);
  background:linear-gradient(120deg,rgba(18,26,34,.94),rgba(10,15,20,.9));
  box-shadow:0 20px 60px rgba(0,0,0,.45);
}
.cta-band::before{
  content:"";position:absolute;inset:0;background-image:var(--cta-img);background-size:cover;background-position:center;
  opacity:.16;
}
.cta-band::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(600px 200px at 0% 50%,rgba(31,209,184,.18),transparent 70%),
             radial-gradient(600px 200px at 100% 50%,rgba(245,165,36,.12),transparent 70%);
}
.cta-inner{
  position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:32px;
  padding:52px 48px;min-height:220px;
}
.cta-inner h2{font-size:clamp(22px,2.6vw,32px);font-weight:700;line-height:1.3;letter-spacing:-.01em}
.cta-inner p{font-size:14.5px;color:var(--text-2);margin-top:12px;max-width:560px}
.cta-inner .btn{border-radius:999px;padding:15px 34px;flex-shrink:0}

/* ---------- footer ---------- */
.site-footer{background:#080D11;border-top:1px solid rgba(255,255,255,.06);margin-top:0;position:relative;z-index:1}
.footer-top{padding:64px 0 44px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px}
.footer-brand .brand-mark{font-size:18px}
.footer-brand p{font-size:13.5px;color:var(--text-3);line-height:1.8;margin-top:14px;max-width:320px}
.footer-col h4{font-size:13.5px;font-weight:600;color:var(--primary);margin-bottom:16px;letter-spacing:.04em}
.footer-col li{margin-bottom:11px}
.footer-col a{font-size:14px;color:var(--text-2)}
.footer-col a:hover{color:var(--primary)}
.footer-note{
  border-top:1px solid rgba(255,255,255,.06);padding:20px 0;font-size:12px;color:var(--text-3);line-height:1.8;
}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.06);padding:18px 0 26px;display:flex;align-items:center;
  justify-content:space-between;gap:16px;font-size:12.5px;color:var(--text-3);flex-wrap:wrap;
}
.footer-bottom a{color:var(--text-3)}
.footer-bottom a:hover{color:var(--primary)}
.back-top{display:inline-flex;align-items:center;gap:6px}

/* ---------- motion ---------- */
.fade-up{opacity:0;transform:translateY(16px);transition:opacity 520ms var(--ease),transform 520ms var(--ease)}
.fade-up.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .fade-up{opacity:1;transform:none}
  html{scroll-behavior:auto}
}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  .section{padding:64px 0}
  .hot-grid{grid-template-columns:1fr;gap:24px}
  .card-grid-3{grid-template-columns:repeat(2,1fr)}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .faq-layout{grid-template-columns:1fr;gap:32px}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr}
  .footer-col:last-child{grid-column:span 1}
  .poster{flex-basis:190px}
  .dyn-card{grid-template-columns:130px 1fr}
  .dyn-card:nth-child(even){margin-top:32px}
}
@media (max-width:768px){
  .container{padding:0 20px}
  .topbar-note{display:none}
  .nav-inner{gap:12px;height:60px}
  .nav-toggle{display:inline-flex}
  .nav-actions .btn{display:none}
  .nav-list{
    display:none;position:absolute;left:0;right:0;top:100%;flex-direction:column;align-items:stretch;
    gap:2px;background:rgba(8,13,17,.98);border-bottom:1px solid var(--line);
    padding:14px 20px 20px;box-shadow:0 24px 40px rgba(0,0,0,.5);
  }
  .nav-list.is-open{display:flex}
  .nav-link{padding:12px 10px;font-size:15px}
  .nav-link.is-active::after{left:10px;right:auto;width:22px;bottom:6px}
  .hero{min-height:480px;padding:56px 0 64px}
  .hero-copy{max-width:100%}
  .hero-badges{margin-top:26px}
  .rail-arrow{display:none}
  .rail-hint{display:block}
  .poster{flex-basis:168px}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px}
  .card-grid-3,.news-grid{grid-template-columns:1fr}
  .dyn-grid{grid-template-columns:1fr}
  .dyn-card:nth-child(even){margin-top:0}
  .dyn-card{grid-template-columns:120px 1fr}
  .rank-num{font-size:26px;min-width:36px}
  .cta-inner{flex-direction:column;align-items:flex-start;padding:36px 24px;min-height:0;gap:22px}
  .cta-inner .btn{width:100%}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .footer-brand{grid-column:span 2}
  .footer-bottom{justify-content:flex-start}
}
@media (max-width:480px){
  body{font-size:15px}
  .hero h1{font-size:clamp(24px,7vw,30px)}
  .hero-actions .btn{width:100%}
  .poster{flex-basis:150px}
  .dyn-card{grid-template-columns:1fr}
  .dyn-media img{min-height:150px}
  .footer-grid{grid-template-columns:1fr}
  .footer-brand{grid-column:span 1}
  .news-body,.guide-body,.dyn-body{padding:14px}
  .cta-inner{padding:28px 18px}
  .section{padding:48px 0}
}

/* roulang page: article */
:root{
  --bg:#0A0F14;
  --bg-2:#0E151B;
  --panel:#121A22;
  --panel-2:#17212A;
  --brand:#1FD1B8;
  --brand-deep:#0E9C89;
  --accent:#F5A524;
  --danger:#FF6B6B;
  --text:#E9F1F4;
  --text-2:#9BABB6;
  --text-3:#63747F;
  --line:rgba(255,255,255,.08);
  --glass:rgba(255,255,255,.055);
  --radius:14px;
  --radius-sm:10px;
  --shadow:0 10px 28px rgba(0,0,0,.38);
  --t:180ms cubic-bezier(.2,.8,.2,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  background-image:radial-gradient(rgba(255,255,255,.022) 1px,transparent 1px);
  background-size:8px 8px;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--brand);text-decoration:none;transition:color var(--t);}
a:hover{color:#5BE9D5;}
h1,h2,h3,h4{color:var(--text);font-weight:700;letter-spacing:-.01em;margin:0;line-height:1.3;}
p{margin:0 0 1em;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
@media (min-width:1440px){.container{max-width:1280px;}}

/* ---------- 顶部信息条 ---------- */
.topbar{background:#070B0F;border-bottom:1px solid var(--line);font-size:12px;}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;height:36px;}
.topbar-domain{color:var(--text-3);letter-spacing:.04em;}
.topbar-note{margin:0;color:var(--text-2);font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.topbar-links{display:flex;align-items:center;gap:16px;}
.topbar-links a{color:var(--text-2);font-size:12px;}
.topbar-links a:hover{color:var(--brand);}
.topbar-cta{color:var(--brand);font-weight:600;}

/* ---------- 主导航 ---------- */
.site-header{position:relative;z-index:60;}
.navbar{
  position:sticky;top:0;z-index:60;
  background:rgba(10,15,20,.72);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  border-bottom:1px solid var(--line);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.06);
  transition:background var(--t),height var(--t);
}
.navbar.is-scrolled{background:rgba(8,13,17,.94);}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:68px;transition:height var(--t);}
.navbar.is-scrolled .nav-inner{height:60px;}
.brand{display:inline-flex;flex-direction:column;line-height:1.15;gap:2px;}
.brand-mark{font-size:19px;font-weight:800;color:var(--text);letter-spacing:.01em;}
.brand-sub{font-size:11px;color:var(--brand);letter-spacing:.16em;font-weight:600;}
.nav-list{display:flex;align-items:center;gap:6px;}
.nav-link{
  display:inline-block;position:relative;
  padding:10px 14px;font-size:15px;color:var(--text-2);
  border-radius:var(--radius-sm);
}
.nav-link:hover{color:var(--text);background:rgba(255,255,255,.05);}
.nav-link.is-active{color:var(--brand);font-weight:600;}
.nav-link.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;border-radius:2px;
  background:var(--brand);box-shadow:0 0 12px rgba(31,209,184,.7);
}
.nav-actions{display:flex;align-items:center;gap:12px;}
.icon-btn{
  width:36px;height:36px;display:inline-flex;align-items:center;justify-content:center;
  background:var(--glass);border:1px solid var(--line);border-radius:var(--radius-sm);
  color:var(--text-2);cursor:pointer;transition:all var(--t);
}
.icon-btn svg{width:18px;height:18px;}
.icon-btn:hover{color:var(--brand);border-color:rgba(31,209,184,.45);}
.icon-btn:active{transform:translateY(1px);}
.nav-toggle{display:none;width:36px;height:36px;align-items:center;justify-content:center;background:var(--glass);border:1px solid var(--line);border-radius:var(--radius-sm);color:var(--text);cursor:pointer;}
.nav-toggle svg{width:20px;height:20px;}
.search-bar{display:none;padding-bottom:14px;}
.search-bar.is-open{display:block;}
.search-form{display:flex;gap:10px;}
.search-form input[type="search"]{
  flex:1;height:42px;padding:0 14px;border-radius:var(--radius-sm);
  background:rgba(255,255,255,.06);border:1px solid var(--line);color:var(--text);
  font-size:14px;transition:all var(--t);
}
.search-form input[type="search"]::placeholder{color:var(--text-3);}
.search-form input[type="search"]:focus{
  outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(31,209,184,.18);
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:600;cursor:pointer;
  transition:transform var(--t),box-shadow var(--t),background var(--t),color var(--t),border-color var(--t);
}
.btn-primary{
  background:linear-gradient(120deg,#1FD1B8,#14A995);
  color:#04120F;box-shadow:inset 0 1px 0 rgba(255,255,255,.35),0 6px 18px rgba(0,0,0,.3);
}
.btn-primary:hover{color:#04120F;transform:translateY(-1px);box-shadow:inset 0 1px 0 rgba(255,255,255,.4),0 0 18px rgba(31,209,184,.45);}
.btn-primary:active{transform:translateY(0);box-shadow:inset 0 1px 0 rgba(255,255,255,.3);}
.btn-ghost{background:var(--glass);border-color:var(--line);color:var(--text);}
.btn-ghost:hover{color:var(--brand);border-color:rgba(31,209,184,.5);}
.btn-sm{padding:9px 16px;font-size:13.5px;}

/* ---------- 文章头 ---------- */
.article-hero{
  position:relative;padding:118px 0 52px;
  background-image:linear-gradient(180deg,rgba(10,15,20,.86) 0%,rgba(10,15,20,.9) 55%,rgba(10,15,20,.99) 100%),url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--line);
}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:22px;}
.breadcrumb a{color:var(--text-2);}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb .sep{color:var(--text-3);}
.breadcrumb .current{color:var(--brand);max-width:60%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:999px;font-size:11.5px;letter-spacing:.08em;
  background:rgba(31,209,184,.12);color:var(--brand);border:1px solid rgba(31,209,184,.25);
}
.article-title{
  font-size:clamp(26px,3.6vw,42px);font-weight:800;line-height:1.28;
  margin:16px 0 18px;max-width:900px;
}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:13px;color:var(--text-3);}
.article-meta .dot{color:var(--text-3);opacity:.6;}
.article-meta .cat{color:var(--brand);}

/* ---------- 正文布局 ---------- */
.article-wrap{padding:56px 0 72px;}
.article-layout{display:grid;grid-template-columns:minmax(0,8fr) minmax(0,4fr);gap:32px;align-items:start;}
.article-main{min-width:0;}
.article-body{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:36px 40px;box-shadow:var(--shadow);
  max-width:100%;
}
.article-body > *:first-child{margin-top:0;}
.article-body h2{
  font-size:26px;margin:40px 0 16px;padding-left:14px;
  border-left:3px solid var(--brand);line-height:1.4;
}
.article-body h3{font-size:18px;color:var(--brand);margin:28px 0 12px;font-weight:600;}
.article-body h4{font-size:16px;margin:22px 0 10px;color:var(--text);}
.article-body p{font-size:16px;line-height:1.9;color:#D3DFE4;margin:0 0 1.1em;}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:0;}
.article-body ul li{position:relative;padding-left:20px;margin-bottom:10px;font-size:16px;line-height:1.85;color:#D3DFE4;}
.article-body ul li::before{
  content:"";position:absolute;left:4px;top:11px;width:5px;height:5px;border-radius:50%;
  background:var(--brand);box-shadow:0 0 8px rgba(31,209,184,.5);
}
.article-body ol{counter-reset:li;padding-left:0;}
.article-body ol li{position:relative;padding-left:26px;margin-bottom:10px;counter-increment:li;color:#D3DFE4;}
.article-body ol li::before{
  content:counter(li);position:absolute;left:0;top:2px;width:18px;height:18px;
  display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:700;
  color:var(--accent);border:1px solid rgba(245,165,36,.4);border-radius:6px;
}
.article-body blockquote{
  margin:24px 0;padding:16px 22px;background:var(--panel-2);
  border-left:3px solid var(--brand);border-radius:0 12px 12px 0;color:var(--text-2);
}
.article-body blockquote p{margin:0;color:var(--text-2);}
.article-body img{border-radius:12px;margin:22px auto;height:auto;}
.article-body figure{margin:24px 0;}
.article-body figcaption{text-align:center;font-size:12px;color:var(--text-3);margin-top:10px;}
.article-body table{width:100%;border-collapse:collapse;margin:22px 0;font-size:14.5px;}
.article-body th{text-align:left;padding:11px 12px;color:var(--text);font-weight:600;border-bottom:1px solid rgba(255,255,255,.16);}
.article-body td{padding:11px 12px;color:var(--text-2);border-bottom:1px solid var(--line);}
.article-body tr:hover td{background:rgba(255,255,255,.03);}
.article-body code{background:rgba(255,255,255,.07);padding:2px 6px;border-radius:6px;font-size:14px;color:var(--brand);}
.article-body a{color:var(--brand);border-bottom:1px solid rgba(31,209,184,.28);}
.article-body a:hover{border-bottom-color:var(--brand);}
.article-body hr{border:0;border-top:1px solid var(--line);margin:32px 0;}

/* ---------- 空态 ---------- */
.empty-state{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  min-height:240px;text-align:center;padding:32px 20px;
}
.empty-state svg{width:48px;height:48px;color:var(--text-3);}
.empty-state p{color:var(--text-2);font-size:14px;margin:0;}
.empty-state .link{font-size:14px;font-weight:600;color:var(--brand);}

/* ---------- 文末操作 ---------- */
.article-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px;}

/* ---------- 相关阅读 ---------- */
.related{margin-top:48px;}
.related-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:20px;}
.related-head h2{font-size:24px;}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.related-card{
  display:flex;flex-direction:column;background:var(--panel);border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);
  transition:transform var(--t),border-color var(--t),box-shadow var(--t);
}
.related-card:hover{transform:translateY(-4px);border-color:rgba(31,209,184,.35);box-shadow:0 0 0 1px rgba(31,209,184,.3),0 12px 32px rgba(0,0,0,.45);}
.related-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--panel-2);}
.related-thumb img{width:100%;height:100%;object-fit:cover;transition:transform 260ms var(--t);}
.related-card:hover .related-thumb img{transform:scale(1.04);}
.related-body{padding:16px 18px 20px;}
.related-body h3{font-size:16.5px;line-height:1.5;margin-bottom:8px;}
.related-body h3 a{color:var(--text);}
.related-card:hover .related-body h3 a{color:var(--brand);}
.related-body p{font-size:13.5px;color:var(--text-2);line-height:1.7;margin:0 0 12px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.related-more{font-size:13px;color:var(--brand);font-weight:600;display:inline-flex;align-items:center;gap:6px;}
.related-card:hover .related-more span{transform:translateX(4px);}
.related-more span{transition:transform var(--t);}

/* ---------- 侧栏 ---------- */
.aside-sticky{position:sticky;top:92px;display:flex;flex-direction:column;gap:20px;}
.aside-card{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px;box-shadow:var(--shadow);
}
.aside-card h3{font-size:16px;margin-bottom:14px;display:flex;align-items:center;gap:8px;}
.aside-card h3::before{content:"";width:3px;height:14px;border-radius:2px;background:var(--brand);}
.aside-list li{margin-bottom:10px;}
.aside-list li:last-child{margin-bottom:0;}
.aside-list a{display:flex;align-items:center;justify-content:space-between;gap:10px;
  font-size:14px;color:var(--text-2);padding:9px 12px;border-radius:var(--radius-sm);
  background:rgba(255,255,255,.03);border:1px solid transparent;transition:all var(--t);}
.aside-list a:hover{color:var(--brand);border-color:rgba(31,209,184,.32);background:rgba(31,209,184,.06);}
.aside-list a::after{content:"›";color:var(--text-3);font-size:15px;}
.aside-card p{font-size:13.5px;color:var(--text-2);line-height:1.8;margin:0;}
.aside-note{display:flex;gap:10px;align-items:flex-start;font-size:13px;color:var(--text-3);line-height:1.8;}
.aside-note svg{width:16px;height:16px;flex:0 0 16px;margin-top:4px;color:var(--brand);}

/* ---------- CTA 条带 ---------- */
.cta-band{
  position:relative;margin-top:8px;
  background-image:linear-gradient(90deg,rgba(10,15,20,.94),rgba(10,15,20,.72) 50%,rgba(10,15,20,.94)),url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  border-top:1px solid rgba(31,209,184,.2);border-bottom:1px solid rgba(31,209,184,.2);
}
.cta-band::before,.cta-band::after{
  content:"";position:absolute;top:0;bottom:0;width:180px;pointer-events:none;
  background:radial-gradient(circle at left,rgba(31,209,184,.22),transparent 70%);
}
.cta-band::before{left:0;}
.cta-band::after{right:0;transform:scaleX(-1);}
.cta-inner{
  position:relative;display:flex;align-items:center;justify-content:space-between;gap:32px;
  padding:56px 24px;flex-wrap:wrap;
}
.cta-inner h2{font-size:clamp(22px,2.6vw,30px);margin-bottom:10px;}
.cta-inner p{margin:0;color:var(--text-2);font-size:14.5px;}

/* ---------- 页脚 ---------- */
.site-footer{background:#080D11;border-top:1px solid var(--line);padding-top:56px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{font-size:13.5px;color:var(--text-3);line-height:1.9;max-width:340px;margin:0;}
.footer-col h4{font-size:14px;color:var(--brand);margin-bottom:16px;letter-spacing:.02em;}
.footer-col ul li{margin-bottom:10px;}
.footer-col a{font-size:14px;color:var(--text-2);}
.footer-col a:hover{color:var(--brand);}
.footer-note{font-size:12px;color:var(--text-3);line-height:1.9;margin:36px 0 0;padding-top:24px;border-top:1px solid var(--line);}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:20px 0 28px;font-size:12.5px;color:var(--text-3);}
.back-top{color:var(--text-2);font-size:12.5px;}
.back-top:hover{color:var(--brand);}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .article-layout{grid-template-columns:minmax(0,1fr);}
  .aside-sticky{position:static;flex-direction:row;flex-wrap:wrap;}
  .aside-card{flex:1 1 280px;}
  .related-grid{grid-template-columns:repeat(3,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1.6fr 1fr 1fr;gap:32px;}
  .footer-brand{grid-column:1 / -1;}
}
@media (max-width:768px){
  .topbar-note{display:none;}
  .nav-list{
    display:none;position:absolute;left:0;right:0;top:100%;
    flex-direction:column;align-items:stretch;gap:2px;
    background:rgba(10,15,20,.98);border-bottom:1px solid var(--line);
    padding:12px 16px 18px;box-shadow:0 18px 40px rgba(0,0,0,.5);
  }
  .nav-list.is-open{display:flex;}
  .nav-link{padding:13px 12px;font-size:15px;border-radius:var(--radius-sm);}
  .nav-link.is-active::after{display:none;}
  .nav-link.is-active{background:rgba(31,209,184,.1);}
  .nav-toggle{display:inline-flex;}
  .nav-actions .btn-primary{display:none;}
  .article-hero{padding:96px 0 40px;}
  .article-wrap{padding:36px 0 56px;}
  .article-body{padding:24px 20px;}
  .article-body h2{font-size:22px;margin-top:32px;}
  .article-body p,.article-body ul li{font-size:15.5px;}
  .related-grid{grid-template-columns:minmax(0,1fr);}
  .aside-sticky{flex-direction:column;}
  .cta-inner{padding:40px 24px;flex-direction:column;align-items:flex-start;gap:22px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .breadcrumb .current{max-width:100%;}
}
@media (max-width:520px){
  .container{padding:0 20px;}
  .article-title{font-size:24px;}
  .article-body{padding:20px 16px;}
  .article-actions .btn{width:100%;}
  .cta-inner .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important;}
}

/* roulang page: category1 */
:root{
  --bg:#0A0F14;
  --bg-2:#0E151B;
  --bg-3:#080D11;
  --panel:#121A22;
  --panel-2:#17212A;
  --line:rgba(255,255,255,.08);
  --line-2:rgba(255,255,255,.14);
  --primary:#1FD1B8;
  --primary-soft:rgba(31,209,184,.12);
  --primary-line:rgba(31,209,184,.35);
  --accent:#F5A524;
  --accent-soft:rgba(245,165,36,.12);
  --warn:#FF6B6B;
  --text:#E9F1F4;
  --text-2:#9BABB6;
  --text-3:#63747F;
  --r-card:14px;
  --r-thumb:12px;
  --r-btn:10px;
  --r-pill:999px;
  --shadow-card:0 10px 28px rgba(0,0,0,.38);
  --shadow-hover:0 0 0 1px rgba(31,209,184,.35),0 12px 32px rgba(0,0,0,.45);
  --ease:180ms cubic-bezier(.2,.8,.2,1);
  --maxw:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  background-image:radial-gradient(1100px 520px at 82% -8%,rgba(31,209,184,.10),transparent 62%),radial-gradient(760px 420px at 4% 12%,rgba(245,165,36,.055),transparent 60%);
  background-repeat:no-repeat;
  -webkit-font-smoothing:antialiased;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  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;
}
img{max-width:100%;display:block;border:0}
a{color:var(--primary);text-decoration:none;transition:color var(--ease),opacity var(--ease)}
a:hover{color:#5ee6d2}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.01em;color:var(--text);line-height:1.32}
p{margin:0 0 1em}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px}
::selection{background:rgba(31,209,184,.28);color:#fff}
.container{
  width:100%;
  max-width:var(--maxw);
  margin:0 auto;
  padding:0 24px;
}
.site-header,.page-main,.site-footer{position:relative;z-index:1}

/* ---------- 顶部信息条 ---------- */
.topbar{
  background:#070B0F;
  border-bottom:1px solid rgba(255,255,255,.05);
  font-size:12px;
  color:var(--text-3);
}
.topbar-inner{
  display:flex;
  align-items:center;
  gap:18px;
  min-height:36px;
  height:36px;
}
.topbar-domain{color:var(--text-3);letter-spacing:.04em;white-space:nowrap}
.topbar-note{
  margin:0 auto;
  color:var(--text-3);
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
.topbar-links{display:flex;align-items:center;gap:16px;white-space:nowrap}
.topbar-links a{color:var(--text-2);font-size:12px}
.topbar-links a:hover{color:var(--primary)}
.topbar-cta{color:var(--primary)!important}

/* ---------- 主导航 ---------- */
.navbar{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(10,15,20,.72);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  backdrop-filter:blur(14px) saturate(120%);
  border-bottom:1px solid var(--line);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.06);
  transition:background var(--ease),box-shadow var(--ease);
}
.navbar.is-scrolled{background:rgba(8,13,17,.94);box-shadow:0 12px 30px rgba(0,0,0,.45)}
.nav-inner{display:flex;align-items:center;gap:22px;height:68px;transition:height var(--ease)}
.navbar.is-scrolled .nav-inner{height:60px}
.brand{display:flex;flex-direction:column;justify-content:center;line-height:1.1;text-decoration:none;flex:0 0 auto}
.brand-mark{font-size:18px;font-weight:800;color:var(--text);letter-spacing:.01em}
.brand-sub{font-size:10px;letter-spacing:.24em;color:var(--primary);margin-top:3px}
.brand:hover .brand-mark{color:var(--primary)}
.nav-list{display:flex;align-items:center;gap:4px;margin:0;padding:0;list-style:none}
.nav-link{
  position:relative;
  display:block;
  padding:9px 14px;
  border-radius:10px;
  font-size:15px;
  color:var(--text-2);
  text-decoration:none;
  transition:color var(--ease),background var(--ease);
}
.nav-link:hover{color:var(--text);background:rgba(255,255,255,.055)}
.nav-link.is-active{color:var(--primary);font-weight:600}
.nav-link.is-active::after{
  content:"";
  position:absolute;
  left:14px;right:14px;bottom:2px;
  height:2px;border-radius:2px;
  background:var(--primary);
}
.nav-actions{margin-left:auto;display:flex;align-items:center;gap:12px}
.icon-btn{
  width:38px;height:38px;
  display:grid;place-items:center;
  border-radius:10px;
  border:1px solid var(--line-2);
  background:rgba(255,255,255,.04);
  color:var(--text-2);
  cursor:pointer;
  transition:all var(--ease);
}
.icon-btn svg{width:19px;height:19px}
.icon-btn:hover{color:var(--primary);border-color:var(--primary-line);background:var(--primary-soft)}
.icon-btn[aria-expanded="true"]{color:var(--primary);border-color:var(--primary-line)}
.nav-toggle{
  display:none;
  width:38px;height:38px;
  place-items:center;
  border-radius:10px;
  border:1px solid var(--line-2);
  background:rgba(255,255,255,.04);
  color:var(--text);
  cursor:pointer;
}
.nav-toggle svg{width:20px;height:20px}
.search-bar{display:none;padding-bottom:14px}
.search-bar.is-open{display:block}
.search-form{display:flex;gap:10px}
.search-form input{
  flex:1;
  height:42px;
  padding:0 14px;
  border-radius:var(--r-btn);
  border:1px solid var(--line-2);
  background:rgba(255,255,255,.045);
  color:var(--text);
  font-size:14px;
  transition:border-color var(--ease),box-shadow var(--ease);
}
.search-form input::placeholder{color:var(--text-3)}
.search-form input:focus{
  outline:none;
  border-color:var(--primary);
  box-shadow:0 0 0 3px rgba(31,209,184,.16);
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 24px;
  border-radius:var(--r-btn);
  font-size:15px;
  font-weight:600;
  line-height:1.2;
  border:1px solid transparent;
  cursor:pointer;
  text-decoration:none;
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease),border-color var(--ease);
}
.btn-primary{
  background:var(--primary);
  color:#04120F;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.34);
}
.btn-primary:hover{
  color:#04120F;
  filter:brightness(1.06);
  transform:translateY(-1px);
  box-shadow:0 0 18px rgba(31,209,184,.45),inset 0 1px 0 rgba(255,255,255,.34);
}
.btn-primary:active{transform:translateY(0);box-shadow:none}
.btn-ghost{
  background:rgba(255,255,255,.05);
  border-color:var(--line-2);
  color:var(--text);
  -webkit-backdrop-filter:blur(10px);
  backdrop-filter:blur(10px);
}
.btn-ghost:hover{color:var(--primary);border-color:var(--primary-line);background:var(--primary-soft)}
.btn-ghost:active{transform:translateY(0)}
.btn-sm{padding:9px 16px;font-size:14px;border-radius:var(--r-btn)}
.btn-pill{border-radius:var(--r-pill);padding:14px 32px}

/* ---------- 面包屑 ---------- */
.breadcrumb-wrap{padding:22px 0 0}
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--text-3);
}
.breadcrumb a{color:var(--text-2)}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb .sep{color:var(--text-3);opacity:.7}
.breadcrumb .current{color:var(--primary)}

/* ---------- 内页 Hero ---------- */
.page-hero{
  position:relative;
  overflow:hidden;
  padding:56px 0 64px;
  margin-top:20px;
  border-bottom:1px solid var(--line);
}
.page-hero-bg{
  position:absolute;
  inset:0;
  background-size:cover;
  background-position:center;
  opacity:.34;
  filter:saturate(105%);
}
.page-hero::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(90deg,rgba(10,15,20,.96) 0%,rgba(10,15,20,.72) 52%,rgba(10,15,20,.9) 100%),
             linear-gradient(180deg,rgba(10,15,20,.35) 0%,rgba(10,15,20,.96) 100%);
}
.page-hero-inner{position:relative;z-index:2;max-width:760px}
.eyebrow{
  display:inline-block;
  font-size:11px;
  letter-spacing:.16em;
  color:var(--primary);
  background:var(--primary-soft);
  border:1px solid rgba(31,209,184,.24);
  border-radius:var(--r-pill);
  padding:5px 14px;
  margin-bottom:20px;
}
.page-hero h1{
  font-size:clamp(28px,4vw,44px);
  font-weight:800;
  line-height:1.24;
  margin-bottom:16px;
}
.page-hero-sub{
  font-size:16px;
  color:var(--text-2);
  max-width:620px;
  margin-bottom:28px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:28px}
.hero-badges{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  list-style:none;
  margin:0;
  padding:0;
}
.hero-badges li{
  font-size:12px;
  letter-spacing:.06em;
  color:var(--text-2);
  padding:7px 16px;
  border-radius:var(--r-pill);
  border:1px solid var(--line-2);
  background:rgba(255,255,255,.055);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  backdrop-filter:blur(14px) saturate(120%);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.08);
}

/* ---------- 板块通用 ---------- */
.section{padding:88px 0}
.section-tight{padding:64px 0}
.section-head{max-width:740px;margin-bottom:40px}
.section-head h2{
  font-size:clamp(23px,2.6vw,32px);
  margin-bottom:12px;
  letter-spacing:-.01em;
}
.section-head p{color:var(--text-2);font-size:15px;margin:0}
.section-head .eyebrow{margin-bottom:14px}

/* ---------- 数据条 ---------- */
.stat-bar{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:0;
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--shadow-card);
  overflow:hidden;
}
.stat{
  padding:26px 28px;
  display:flex;
  align-items:baseline;
  gap:12px;
  border-right:1px solid var(--line);
}
.stat:last-child{border-right:0}
.stat-num{
  font-family:Inter,system-ui,sans-serif;
  font-size:36px;
  font-weight:700;
  line-height:1;
  color:var(--accent);
  letter-spacing:-.02em;
}
.stat-label{font-size:14px;color:var(--text-2)}

/* ---------- 主体分栏：时间线 + 卡片列表 ---------- */
.split{
  display:grid;
  grid-template-columns:5fr 7fr;
  gap:32px;
  align-items:start;
}
.timeline-wrap{
  position:sticky;
  top:96px;
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:28px 26px;
  box-shadow:var(--shadow-card);
}
.timeline-wrap h3{
  font-size:16px;
  color:var(--text);
  margin-bottom:22px;
  padding-bottom:14px;
  border-bottom:1px solid var(--line);
  display:flex;
  align-items:center;
  gap:10px;
}
.timeline-wrap h3::before{
  content:"";
  width:3px;height:16px;border-radius:2px;background:var(--primary);
}
.timeline{position:relative;padding-left:0}
.timeline::before{
  content:"";
  position:absolute;
  left:13px;top:8px;bottom:14px;
  width:2px;
  background:linear-gradient(180deg,var(--primary-line),rgba(31,209,184,.05));
}
.timeline li{
  position:relative;
  padding:0 0 26px 46px;
}
.timeline li:last-child{padding-bottom:0}
.timeline .dot{
  position:absolute;
  left:0;top:0;
  width:28px;height:28px;
  border-radius:50%;
  display:grid;
  place-items:center;
  font-family:Inter,system-ui,sans-serif;
  font-size:11px;
  font-weight:700;
  color:var(--primary);
  background:var(--bg-2);
  border:1px solid var(--primary-line);
  box-shadow:0 0 0 4px rgba(10,15,20,.9);
}
.timeline h4{font-size:16px;margin-bottom:6px}
.timeline p{font-size:14px;color:var(--text-2);line-height:1.7;margin:0}

.entry-list{display:grid;gap:20px}
.entry-card{
  display:grid;
  grid-template-columns:176px 1fr;
  gap:20px;
  padding:16px;
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--shadow-card);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.entry-card:hover{
  transform:translateY(-4px);
  border-color:rgba(31,209,184,.35);
  box-shadow:var(--shadow-hover);
}
.entry-thumb{
  position:relative;
  aspect-ratio:4/3;
  border-radius:var(--r-thumb);
  overflow:hidden;
  background:var(--panel-2);
}
.entry-thumb img{
  width:100%;height:100%;
  object-fit:cover;
  transition:transform 260ms cubic-bezier(.2,.8,.2,1);
}
.entry-card:hover .entry-thumb img{transform:scale(1.04)}
.entry-body{display:flex;flex-direction:column;justify-content:center;min-width:0}
.tag{
  display:inline-block;
  align-self:flex-start;
  font-size:11px;
  letter-spacing:.08em;
  padding:4px 12px;
  border-radius:var(--r-pill);
  color:var(--primary);
  background:var(--primary-soft);
  border:1px solid rgba(31,209,184,.22);
}
.tag-accent{color:var(--accent);background:var(--accent-soft);border-color:rgba(245,165,36,.24)}
.entry-body h3{font-size:17px;margin:10px 0 6px;line-height:1.4}
.entry-body p{font-size:14px;color:var(--text-2);line-height:1.68;margin:0 0 10px}
.entry-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14px;
  color:var(--primary);
  font-weight:600;
}
.entry-link .arrow{transition:transform var(--ease)}
.entry-link:hover .arrow{transform:translateX(4px)}
.entry-link:hover{text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:1px}

/* ---------- 情形列表 ---------- */
.scenario-list{border-top:1px solid var(--line)}
.scenario-list li{
  display:grid;
  grid-template-columns:92px 1fr;
  gap:24px;
  padding:26px 0;
  border-bottom:1px solid var(--line);
  transition:background var(--ease),padding-left var(--ease);
}
.scenario-list li:hover{background:rgba(255,255,255,.022);padding-left:10px}
.scenario-num{
  font-family:Inter,system-ui,sans-serif;
  font-size:42px;
  font-weight:700;
  line-height:1;
  color:transparent;
  -webkit-text-stroke:1px rgba(31,209,184,.42);
  transition:color var(--ease),-webkit-text-stroke-color var(--ease);
}
.scenario-list li:hover .scenario-num{color:rgba(31,209,184,.16)}
.scenario-body h3{font-size:18px;margin-bottom:8px}
.scenario-body p{font-size:15px;color:var(--text-2);line-height:1.75;margin:0;max-width:760px}
.scenario-body .mini-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.mini-tags span{
  font-size:12px;
  color:var(--text-3);
  padding:3px 10px;
  border-radius:var(--r-pill);
  border:1px solid var(--line-2);
}

/* ---------- FAQ ---------- */
.faq-wrap{
  display:grid;
  grid-template-columns:4fr 8fr;
  gap:48px;
  align-items:start;
}
.faq-intro h2{font-size:clamp(23px,2.4vw,30px);margin-bottom:14px}
.faq-intro p{font-size:15px;color:var(--text-2);margin-bottom:18px}
.faq-intro .text-link{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:600;color:var(--primary);
}
.faq-intro .text-link .arrow{transition:transform var(--ease)}
.faq-intro .text-link:hover .arrow{transform:translateX(4px)}
.faq-list{display:grid;gap:12px}
.faq-item{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:12px;
  transition:border-color var(--ease),box-shadow var(--ease);
}
.faq-item[open]{
  border-color:rgba(31,209,184,.3);
  box-shadow:0 0 0 1px rgba(31,209,184,.12);
}
.faq-item summary{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:16px 18px;
  font-size:16px;
  font-weight:600;
  color:var(--text);
  cursor:pointer;
  list-style:none;
  transition:color var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";
  flex:0 0 auto;
  width:22px;height:22px;
  display:grid;place-items:center;
  font-size:18px;
  line-height:1;
  color:var(--primary);
  border-radius:50%;
  border:1px solid rgba(31,209,184,.3);
  transition:transform var(--ease),background var(--ease);
}
.faq-item[open] summary::after{
  content:"−";
  transform:rotate(180deg);
  background:var(--primary-soft);
}
.faq-item summary:hover{color:var(--primary)}
.faq-answer{
  padding:0 18px 18px;
  font-size:15px;
  line-height:1.8;
  color:var(--text-2);
}

/* ---------- CTA 条带 ---------- */
.cta-band{
  position:relative;
  overflow:hidden;
  border-top:1px solid rgba(31,209,184,.2);
  border-bottom:1px solid rgba(31,209,184,.2);
  background:var(--bg-2);
}
.cta-band::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:url('/assets/images/backpic/back-3.png');
  background-size:cover;
  background-position:center;
  opacity:.16;
}
.cta-band::after{
  content:"";
  position:absolute;
  inset:0;
  background:radial-gradient(620px 240px at 8% 50%,rgba(31,209,184,.16),transparent 70%),
             radial-gradient(520px 220px at 92% 50%,rgba(245,165,36,.11),transparent 72%);
}
.cta-inner{
  position:relative;
  z-index:2;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  padding:64px 0;
}
.cta-copy h2{font-size:clamp(22px,2.5vw,30px);margin-bottom:10px}
.cta-copy p{font-size:15px;color:var(--text-2);margin:0;max-width:620px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;flex:0 0 auto}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--bg-3);
  border-top:1px solid var(--line);
  margin-top:0;
}
.footer-top{padding:64px 0 32px}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1fr;
  gap:40px;
}
.footer-brand .brand{margin-bottom:16px}
.footer-brand p{font-size:14px;color:var(--text-3);line-height:1.8;margin:0;max-width:360px}
.footer-col h4{
  font-size:14px;
  color:var(--primary);
  margin-bottom:16px;
  font-weight:600;
  letter-spacing:.02em;
}
.footer-col ul{display:grid;gap:10px}
.footer-col a{font-size:14px;color:var(--text-2)}
.footer-col a:hover{color:var(--primary)}
.footer-note{
  font-size:12px;
  color:var(--text-3);
  line-height:1.8;
  padding:20px 0 0;
  border-top:1px solid rgba(255,255,255,.05);
  margin:0;
}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  padding:22px 0 28px;
  margin-top:20px;
  border-top:1px solid rgba(255,255,255,.05);
  font-size:12px;
  color:var(--text-3);
}
.back-top{color:var(--text-2);font-size:12px}
.back-top:hover{color:var(--primary)}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .split{grid-template-columns:1fr;gap:36px}
  .timeline-wrap{position:static}
  .faq-wrap{grid-template-columns:1fr;gap:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .entry-card{grid-template-columns:150px 1fr}
  .cta-inner{flex-direction:column;align-items:flex-start}
}
@media (max-width:860px){
  .nav-toggle{display:grid}
  .nav-list{
    position:absolute;
    top:100%;
    left:0;
    right:0;
    display:none;
    flex-direction:column;
    align-items:stretch;
    gap:4px;
    padding:14px 20px 20px;
    background:rgba(10,15,20,.98);
    border-bottom:1px solid var(--line);
    box-shadow:0 22px 40px rgba(0,0,0,.5);
  }
  .nav-list.is-open{display:flex}
  .nav-link{padding:12px 14px;font-size:15px}
  .nav-link.is-active::after{left:14px;right:auto;width:20px}
  .nav-actions .btn{display:none}
}
@media (max-width:768px){
  .container{padding:0 20px}
  .section{padding:48px 0}
  .section-tight{padding:44px 0}
  .topbar-note{display:none}
  .topbar-inner{justify-content:space-between}
  .page-hero{padding:44px 0 52px}
  .page-hero-sub{font-size:15px;margin-bottom:22px}
  .hero-actions{gap:12px}
  .hero-actions .btn{flex:1 1 100%;justify-content:center}
  .stat-bar{grid-template-columns:1fr}
  .stat{border-right:0;border-bottom:1px solid var(--line);padding:20px 22px}
  .stat:last-child{border-bottom:0}
  .entry-card{grid-template-columns:1fr}
  .entry-thumb{aspect-ratio:16/9}
  .scenario-list li{grid-template-columns:56px 1fr;gap:16px;padding:22px 0}
  .scenario-num{font-size:30px}
  .cta-inner{padding:48px 0}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1 1 100%;justify-content:center}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-top{padding:48px 0 24px}
  .breadcrumb-wrap{padding-top:18px}
}
@media (max-width:520px){
  body{font-size:15px}
  .page-hero h1{font-size:clamp(24px,7vw,30px)}
  .section-head h2{font-size:22px}
  .timeline-wrap{padding:22px 18px}
  .timeline li{padding-left:42px}
  .faq-item summary{font-size:15px;padding:14px 14px}
  .faq-answer{padding:0 14px 16px;font-size:14px}
  .entry-card{padding:14px}
  .brand-mark{font-size:16px}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;scroll-behavior:auto!important}
}

/* roulang page: category2 */
:root{
    --bg:#0A0F14;
    --bg-2:#0E151B;
    --panel:#121A22;
    --panel-2:#17212A;
    --primary:#1FD1B8;
    --primary-soft:rgba(31,209,184,.14);
    --accent:#F5A524;
    --accent-soft:rgba(245,165,36,.13);
    --warn:#FF6B6B;
    --text:#E9F1F4;
    --text-2:#9BABB6;
    --text-3:#63747F;
    --line:rgba(255,255,255,.08);
    --line-2:rgba(255,255,255,.16);
    --glass:rgba(255,255,255,.055);
    --r-card:14px;
    --r-img:12px;
    --r-btn:10px;
    --r-pill:999px;
    --shadow:0 10px 28px rgba(0,0,0,.38);
    --shadow-hover:0 0 0 1px rgba(31,209,184,.35),0 12px 32px rgba(0,0,0,.45);
    --ease:180ms cubic-bezier(.2,.8,.2,1);
    --max:1200px;
  }
  *,*::before,*::after{box-sizing:border-box;}
  html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
  body{
    margin:0;
    background:var(--bg);
    color:var(--text);
    font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
    font-size:16px;
    line-height:1.75;
    -webkit-font-smoothing:antialiased;
  }
  body::before{
    content:"";
    position:fixed;
    inset:0;
    pointer-events:none;
    z-index:0;
    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:8px 8px;
  }
  h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
  ul,ol{padding:0;list-style:none;}
  a{color:var(--primary);text-decoration:none;transition:color var(--ease);}
  a:hover{color:#5CE7D3;}
  img{max-width:100%;display:block;height:auto;}
  button{font-family:inherit;}
  :focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:4px;}
  .container{width:100%;max-width:var(--max);margin:0 auto;padding:0 24px;position:relative;z-index:1;}

  /* ---------- 顶部信息条 ---------- */
  .site-header{position:sticky;top:-36px;z-index:80;}
  .topbar{background:#070B0F;border-bottom:1px solid var(--line);height:36px;display:flex;align-items:center;}
  .topbar-inner{display:flex;align-items:center;gap:18px;justify-content:space-between;width:100%;}
  .topbar-domain{font-family:Inter,system-ui,sans-serif;font-size:12px;letter-spacing:.04em;color:var(--text-3);}
  .topbar-note{font-size:12px;color:var(--text-3);margin:0;flex:1;text-align:center;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
  .topbar-links{display:flex;align-items:center;gap:16px;font-size:12px;}
  .topbar-links a{color:var(--text-2);}
  .topbar-links a:hover{color:var(--primary);}
  .topbar-cta{color:var(--primary)!important;padding:2px 10px;border:1px solid rgba(31,209,184,.35);border-radius:var(--r-pill);}
  .topbar-cta:hover{background:var(--primary-soft);}

  /* ---------- 主导航 ---------- */
  .navbar{
    background:rgba(10,15,20,.78);
    backdrop-filter:blur(14px) saturate(120%);
    -webkit-backdrop-filter:blur(14px) saturate(120%);
    border-bottom:1px solid var(--line);
    box-shadow:inset 0 1px 0 rgba(255,255,255,.06);
    transition:background var(--ease);
  }
  .nav-inner{display:flex;align-items:center;gap:24px;height:68px;}
  .brand{display:flex;flex-direction:column;line-height:1.12;flex-shrink:0;}
  .brand-mark{font-size:18px;font-weight:800;letter-spacing:.01em;color:var(--text);}
  .brand-sub{font-size:11px;letter-spacing:.22em;color:var(--primary);margin-top:2px;}
  .nav-list{display:flex;align-items:center;gap:6px;flex:1;margin:0;}
  .nav-link{
    display:inline-block;
    position:relative;
    padding:8px 14px;
    font-size:15px;
    color:var(--text-2);
    border-radius:var(--r-btn);
    transition:color var(--ease),background var(--ease);
  }
  .nav-link:hover{color:var(--text);background:rgba(255,255,255,.05);}
  .nav-link.is-active{color:var(--primary);font-weight:600;}
  .nav-link.is-active::after{
    content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;background:var(--primary);border-radius:2px;
  }
  .nav-actions{display:flex;align-items:center;gap:10px;flex-shrink:0;}
  .icon-btn{
    width:38px;height:38px;display:inline-flex;align-items:center;justify-content:center;
    background:transparent;border:1px solid var(--line);border-radius:var(--r-btn);
    color:var(--text-2);cursor:pointer;transition:all var(--ease);
  }
  .icon-btn svg{width:18px;height:18px;}
  .icon-btn:hover{color:var(--primary);border-color:rgba(31,209,184,.45);background:var(--primary-soft);}
  .icon-btn[aria-expanded="true"]{color:var(--primary);border-color:rgba(31,209,184,.45);}
  .nav-toggle{
    display:none;width:38px;height:38px;align-items:center;justify-content:center;
    background:transparent;border:1px solid var(--line);border-radius:var(--r-btn);
    color:var(--text);cursor:pointer;
  }
  .nav-toggle svg{width:20px;height:20px;}
  .search-bar{display:none;padding-bottom:14px;}
  .search-bar.is-open{display:block;}
  .search-form{display:flex;gap:10px;}
  .search-form input[type="search"]{
    flex:1;height:42px;padding:0 16px;border-radius:var(--r-btn);
    background:rgba(255,255,255,.05);border:1px solid var(--line);
    color:var(--text);font-size:14px;transition:all var(--ease);
  }
  .search-form input[type="search"]::placeholder{color:var(--text-3);}
  .search-form input[type="search"]:focus{
    outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(31,209,184,.16);
  }

  /* ---------- 按钮 ---------- */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    padding:12px 24px;border-radius:var(--r-btn);border:1px solid transparent;
    font-size:15px;font-weight:600;cursor:pointer;
    transition:all var(--ease);white-space:nowrap;
  }
  .btn-sm{padding:9px 18px;font-size:14px;}
  .btn-primary{
    background:var(--primary);color:#04120F;
    box-shadow:inset 0 1px 0 rgba(255,255,255,.35),0 6px 16px rgba(31,209,184,.18);
  }
  .btn-primary:hover{color:#04120F;background:#3ADDC6;transform:translateY(-1px);box-shadow:0 0 18px rgba(31,209,184,.45);}
  .btn-primary:active{transform:translateY(0);box-shadow:none;}
  .btn-ghost{
    background:var(--glass);color:var(--text);border-color:var(--line-2);
  }
  .btn-ghost:hover{color:var(--primary);border-color:var(--primary);background:var(--primary-soft);}
  .link-arrow{
    display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:600;color:var(--primary);
  }
  .link-arrow span{transition:transform var(--ease);}
  .link-arrow:hover span{transform:translateX(4px);}
  .link-arrow:hover{text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:4px;}

  /* ---------- 面包屑 / 眉标 ---------- */
  .crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:26px;}
  .crumb a{color:var(--text-2);}
  .crumb a:hover{color:var(--primary);}
  .crumb .sep{color:var(--text-3);}
  .crumb .current{color:var(--primary);}
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;
    font-size:11px;font-weight:700;letter-spacing:.14em;
    color:var(--primary);text-transform:uppercase;
    padding:5px 12px;border-radius:var(--r-pill);
    background:var(--primary-soft);border:1px solid rgba(31,209,184,.24);
  }
  .eyebrow.accent{color:var(--accent);background:var(--accent-soft);border-color:rgba(245,165,36,.26);}

  /* ---------- 内页首屏 ---------- */
  .page-hero{
    position:relative;
    padding:60px 0 54px;
    background:
      linear-gradient(90deg,rgba(10,15,20,.95) 0%,rgba(10,15,20,.66) 58%,rgba(10,15,20,.9) 100%),
      url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
    border-bottom:1px solid var(--line);
    overflow:hidden;
  }
  .page-hero::after{
    content:"";position:absolute;left:0;right:0;bottom:0;height:120px;
    background:linear-gradient(to bottom,rgba(10,15,20,0),var(--bg));pointer-events:none;
  }
  .page-hero .container{z-index:2;}
  .page-hero h1{
    font-size:clamp(28px,3.6vw,44px);
    line-height:1.24;font-weight:800;letter-spacing:-.01em;
    margin:18px 0 16px;max-width:820px;
  }
  .hero-lead{font-size:17px;line-height:1.75;color:var(--text-2);max-width:640px;}
  .hero-stats{
    display:flex;flex-wrap:wrap;gap:14px 34px;
    margin-top:32px;padding:14px 22px;
    border-radius:var(--r-card);
    background:var(--glass);
    border:1px solid var(--line-2);
    backdrop-filter:blur(14px) saturate(120%);
    -webkit-backdrop-filter:blur(14px) saturate(120%);
    box-shadow:inset 0 1px 0 rgba(255,255,255,.08);
  }
  .hero-stats span{font-size:13px;color:var(--text-2);display:inline-flex;align-items:baseline;gap:8px;}
  .hero-stats strong{
    font-family:Inter,system-ui,sans-serif;font-size:22px;font-weight:800;color:var(--primary);letter-spacing:-.02em;
  }
  .hero-stats span:nth-child(2) strong{color:var(--accent);}

  /* ---------- 板块通用 ---------- */
  .section{padding:72px 0;position:relative;}
  .section-head{margin-bottom:34px;max-width:720px;}
  .section-head h2{
    font-size:clamp(24px,2.4vw,30px);font-weight:700;letter-spacing:-.01em;line-height:1.32;margin:14px 0 12px;
  }
  .section-head p{font-size:15px;color:var(--text-2);line-height:1.8;}

  /* ---------- 三步核对 ---------- */
  .check-grid{gap:0;}
  .check-copy h2{
    font-size:clamp(24px,2.6vw,32px);font-weight:700;line-height:1.3;letter-spacing:-.01em;margin:14px 0 14px;
  }
  .check-copy>p{font-size:15px;color:var(--text-2);line-height:1.85;margin-bottom:26px;}
  .step-list{display:grid;gap:18px;margin-bottom:28px;}
  .step-item{display:flex;gap:16px;padding:16px 18px;border-radius:var(--r-card);background:var(--panel);border:1px solid var(--line);transition:all var(--ease);}
  .step-item:hover{border-color:rgba(31,209,184,.35);transform:translateY(-2px);box-shadow:var(--shadow);}
  .step-num{
    font-family:Inter,system-ui,sans-serif;font-size:22px;font-weight:800;color:var(--accent);
    line-height:1.2;min-width:38px;letter-spacing:-.02em;
  }
  .step-body h3{font-size:16px;font-weight:600;margin-bottom:4px;color:var(--text);}
  .step-body p{font-size:14px;line-height:1.75;color:var(--text-2);}
  .media-frame{
    border-radius:var(--r-card);overflow:hidden;border:1px solid var(--line);
    box-shadow:var(--shadow);background:var(--panel-2);
  }
  .media-frame img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform 300ms var(--ease);}
  .media-frame:hover img{transform:scale(1.03);}

  /* ---------- FAQ 布局 ---------- */
  .faq-layout{margin-top:4px;}
  .faq-side .side-inner{position:sticky;top:92px;}
  .side-title{
    font-size:12px;letter-spacing:.16em;color:var(--text-3);font-weight:700;
    margin-bottom:14px;text-transform:uppercase;
  }
  .anchor-list{display:grid;gap:6px;margin-bottom:26px;}
  .anchor-link{
    display:block;padding:11px 14px;font-size:15px;color:var(--text-2);
    border-left:2px solid transparent;border-radius:0 var(--r-btn) var(--r-btn) 0;
    transition:all var(--ease);
  }
  .anchor-link:hover{color:var(--text);background:rgba(255,255,255,.045);border-left-color:var(--line-2);}
  .anchor-link.is-current{
    color:var(--primary);font-weight:600;background:var(--primary-soft);border-left-color:var(--primary);
  }
  .side-help{
    padding:18px;border-radius:var(--r-card);background:var(--panel);
    border:1px solid var(--line);border-top:2px solid rgba(245,165,36,.55);
  }
  .side-help h4{font-size:14px;font-weight:600;margin-bottom:8px;color:var(--text);}
  .side-help p{font-size:13px;line-height:1.75;color:var(--text-2);margin-bottom:12px;}
  .side-help .link-arrow{font-size:13px;}

  .faq-group{margin-bottom:44px;scroll-margin-top:100px;}
  .faq-group:last-of-type{margin-bottom:32px;}
  .faq-group-head{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
  .faq-group-head h2{
    font-size:21px;font-weight:700;letter-spacing:-.01em;
    padding-left:14px;border-left:3px solid var(--primary);line-height:1.35;
  }
  .faq-group-head .count{
    font-family:Inter,system-ui,sans-serif;font-size:12px;color:var(--text-3);
    border:1px solid var(--line);border-radius:var(--r-pill);padding:1px 9px;
  }
  .qa-list{
    background:var(--panel);border:1px solid var(--line);border-radius:var(--r-card);
    overflow:hidden;box-shadow:var(--shadow);
  }
  .qa-item{border-bottom:1px solid var(--line);}
  .qa-item:last-child{border-bottom:0;}
  .qa-item summary{
    list-style:none;cursor:pointer;display:flex;align-items:flex-start;gap:16px;justify-content:space-between;
    padding:18px 22px;font-size:16px;font-weight:600;color:var(--text);line-height:1.6;
    transition:background var(--ease),color var(--ease);
  }
  .qa-item summary::-webkit-details-marker{display:none;}
  .qa-item summary:hover{background:rgba(255,255,255,.035);color:var(--primary);}
  .qa-item summary::after{
    content:"+";flex-shrink:0;font-size:20px;font-weight:400;color:var(--primary);
    line-height:1.2;transition:transform 220ms var(--ease);
  }
  .qa-item[open] summary{color:var(--primary);}
  .qa-item[open] summary::after{content:"−";transform:rotate(180deg);}
  .qa-answer{
    padding:0 22px 20px;font-size:15px;line-height:1.85;color:var(--text-2);
    animation:fadeSlide 220ms var(--ease);
  }
  .qa-answer p+p{margin-top:10px;}
  @keyframes fadeSlide{from{opacity:0;transform:translateY(-4px);}to{opacity:1;transform:none;}}

  /* ---------- 标签 ---------- */
  .tag-block{
    margin-top:8px;padding:24px;border-radius:var(--r-card);
    background:var(--panel);border:1px dashed rgba(255,255,255,.14);
  }
  .tag-block h3{font-size:15px;font-weight:600;margin-bottom:14px;color:var(--text);}
  .tag-list{display:flex;flex-wrap:wrap;gap:10px;}
  .tag{
    display:inline-flex;align-items:center;padding:6px 14px;font-size:13px;
    color:var(--text-2);background:rgba(255,255,255,.045);
    border:1px solid var(--line);border-radius:var(--r-pill);
    transition:all var(--ease);
  }
  .tag:hover{color:var(--primary);border-color:rgba(31,209,184,.45);background:var(--primary-soft);}

  /* ---------- CTA 条带 ---------- */
  .cta-band{
    position:relative;padding:56px 0;margin-top:8px;
    border-top:1px solid rgba(31,209,184,.2);
    border-bottom:1px solid rgba(31,209,184,.2);
    background:
      linear-gradient(90deg,rgba(10,15,20,.94),rgba(10,15,20,.75) 50%,rgba(10,15,20,.94)),
      url("/assets/images/backpic/back-3.png") center/cover no-repeat;
    overflow:hidden;
  }
  .cta-band::before,.cta-band::after{
    content:"";position:absolute;top:0;bottom:0;width:220px;pointer-events:none;
  }
  .cta-band::before{left:0;background:linear-gradient(90deg,rgba(31,209,184,.14),transparent);}
  .cta-band::after{right:0;background:linear-gradient(270deg,rgba(245,165,36,.12),transparent);}
  .cta-inner{display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;}
  .cta-copy h2{font-size:clamp(23px,2.6vw,30px);font-weight:700;letter-spacing:-.01em;margin-bottom:10px;line-height:1.32;}
  .cta-copy p{font-size:15px;color:var(--text-2);line-height:1.8;max-width:560px;}
  .cta-actions{display:flex;gap:12px;flex-wrap:wrap;}

  /* ---------- 页脚 ---------- */
  .site-footer{background:#080D11;border-top:1px solid var(--line);margin-top:0;position:relative;z-index:1;}
  .footer-top{padding:56px 0 12px;}
  .footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;}
  .footer-brand p{font-size:14px;line-height:1.85;color:var(--text-2);margin-top:14px;max-width:340px;}
  .footer-col h4{font-size:14px;font-weight:600;color:var(--primary);margin-bottom:14px;letter-spacing:.02em;}
  .footer-col ul{display:grid;gap:10px;}
  .footer-col a{font-size:14px;color:var(--text-2);}
  .footer-col a:hover{color:var(--primary);}
  .footer-note{
    font-size:12px;line-height:1.8;color:var(--text-3);
    padding:20px 0;border-top:1px solid var(--line);margin-top:24px;
  }
  .footer-bottom{
    display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
    padding:18px 0 26px;font-size:12.5px;color:var(--text-3);
  }
  .back-top{color:var(--text-2);font-size:12.5px;display:inline-flex;align-items:center;gap:6px;}
  .back-top:hover{color:var(--primary);}

  /* ---------- 响应式 ---------- */
  @media (max-width:1024px){
    .nav-link{padding:8px 10px;font-size:14px;}
    .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:28px;}
    .faq-side .side-inner{top:84px;}
    .page-hero{padding:48px 0 46px;}
  }
  @media (max-width:768px){
    .container{padding:0 20px;}
    .section{padding:48px 0;}
    .topbar-note{display:none;}
    .nav-toggle{display:inline-flex;}
    .nav-list{
      display:none;position:absolute;left:20px;right:20px;top:calc(100% + 8px);
      flex-direction:column;align-items:stretch;gap:4px;
      background:#0D141A;border:1px solid var(--line-2);border-radius:var(--r-card);
      padding:12px;box-shadow:0 18px 40px rgba(0,0,0,.55);z-index:70;
    }
    .nav-list.is-open{display:flex;}
    .nav-link{padding:12px 14px;font-size:15px;}
    .nav-link.is-active::after{display:none;}
    .nav-link.is-active{background:var(--primary-soft);}
    .nav-inner{height:62px;gap:12px;position:relative;}
    .nav-actions .btn-sm{display:none;}
    .page-hero{padding:40px 0 40px;}
    .hero-lead{font-size:15.5px;}
    .hero-stats{gap:10px 22px;padding:12px 16px;margin-top:26px;}
    .hero-stats strong{font-size:19px;}
    .faq-side{margin-bottom:18px;}
    .faq-side .side-inner{position:static;}
    .anchor-list{
      display:flex;gap:8px;overflow-x:auto;padding-bottom:6px;margin-bottom:18px;
      scrollbar-width:thin;
    }
    .anchor-link{
      white-space:nowrap;border-left:0;border:1px solid var(--line);border-radius:var(--r-pill);
      padding:8px 16px;font-size:14px;
    }
    .anchor-link.is-current{border-color:var(--primary);}
    .side-help{margin-bottom:6px;}
    .cta-inner{flex-direction:column;align-items:flex-start;gap:22px;}
    .cta-actions{width:100%;}
    .cta-actions .btn{flex:1;}
    .footer-grid{grid-template-columns:1fr 1fr;gap:26px;}
    .footer-brand{grid-column:1/-1;}
    .footer-brand p{max-width:100%;}
  }
  @media (max-width:520px){
    body{font-size:15px;}
    .page-hero h1{font-size:26px;}
    .hero-stats{width:100%;}
    .qa-item summary{padding:16px 16px;font-size:15px;}
    .qa-answer{padding:0 16px 18px;font-size:14.5px;}
    .footer-grid{grid-template-columns:1fr;}
    .footer-bottom{flex-direction:column;align-items:flex-start;gap:10px;}
    .tag-block{padding:18px;}
  }
  @media (prefers-reduced-motion:reduce){
    html{scroll-behavior:auto;}
    *,*::before,*::after{animation-duration:.001ms!important;transition-duration:.001ms!important;}
  }

/* roulang page: category3 */
:root{
  --bg:#0A0F14;
  --bg-2:#0E151B;
  --bg-3:#080D11;
  --panel:#121A22;
  --panel-2:#17212A;
  --primary:#1FD1B8;
  --primary-dim:rgba(31,209,184,.14);
  --accent:#F5A524;
  --accent-dim:rgba(245,165,36,.14);
  --danger:#FF6B6B;
  --text:#E9F1F4;
  --text-2:#9BABB6;
  --text-3:#63747F;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.14);
  --glass:rgba(255,255,255,.055);
  --radius-card:14px;
  --radius-thumb:12px;
  --radius-btn:10px;
  --shadow:0 10px 28px rgba(0,0,0,.38);
  --shadow-hover:0 0 0 1px rgba(31,209,184,.35),0 12px 32px rgba(0,0,0,.45);
  --ease:180ms cubic-bezier(.2,.8,.2,1);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  z-index: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;
}
h1,h2,h3,h4,h5,p,figure,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
a{color:var(--primary);text-decoration:none;transition:color var(--ease),opacity var(--ease)}
a:hover{color:var(--primary)}
img{max-width:100%;display:block;border:0}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input{font:inherit}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:4px}
.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 24px;
  position:relative;
  z-index:1;
}
.sr-only{
  position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;
}

/* ============ 顶部信息条 ============ */
.topbar{
  background:#070B0F;
  border-bottom:1px solid rgba(255,255,255,.05);
  position:relative;
  z-index:2;
}
.topbar-inner{
  display:grid;
  grid-template-columns:auto 1fr auto;
  align-items:center;
  gap:16px;
  min-height:36px;
  font-size:12px;
  color:var(--text-3);
}
.topbar-domain{
  font-family:Inter,system-ui,sans-serif;
  letter-spacing:.06em;
  color:var(--text-3);
}
.topbar-note{
  text-align:center;
  color:var(--text-3);
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
.topbar-links{display:flex;align-items:center;gap:16px}
.topbar-links a{color:var(--text-2);font-size:12px}
.topbar-links a:hover{color:var(--primary)}
.topbar-links .topbar-cta{
  color:#04120F;
  background:var(--primary);
  padding:3px 12px;
  border-radius:999px;
  font-weight:600;
}
.topbar-links .topbar-cta:hover{background:#38e0c8;color:#04120F}

/* ============ 主导航 ============ */
.site-header{position:relative;z-index:60}
.navbar{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(10,15,20,.74);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  backdrop-filter:blur(14px) saturate(120%);
  border-bottom:1px solid var(--line);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.06);
  transition:background var(--ease),box-shadow var(--ease);
}
.navbar.is-scrolled{background:rgba(8,13,17,.92);box-shadow:0 10px 30px rgba(0,0,0,.45)}
.nav-inner{
  display:flex;
  align-items:center;
  gap:20px;
  min-height:68px;
}
.brand{
  display:inline-flex;
  flex-direction:column;
  line-height:1.05;
  color:var(--text);
  flex:0 0 auto;
}
.brand:hover{color:var(--text)}
.brand-mark{font-size:19px;font-weight:800;letter-spacing:-.01em}
.brand-sub{font-size:11px;letter-spacing:.18em;color:var(--primary);margin-top:4px}
.nav-list{
  display:flex;
  align-items:center;
  gap:4px;
  margin-left:auto;
}
.nav-link{
  display:inline-block;
  position:relative;
  padding:9px 13px;
  font-size:15px;
  color:var(--text-2);
  border-radius:8px;
  transition:color var(--ease),background var(--ease);
}
.nav-link:hover{color:var(--text);background:rgba(255,255,255,.05)}
.nav-link.is-active{color:var(--primary);font-weight:600}
.nav-link.is-active::after{
  content:"";
  position:absolute;
  left:13px;right:13px;bottom:1px;
  height:2px;
  border-radius:2px;
  background:var(--primary);
}
.nav-actions{display:flex;align-items:center;gap:10px}
.icon-btn{
  width:38px;height:38px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:10px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.04);
  color:var(--text-2);
  transition:color var(--ease),border-color var(--ease),background var(--ease);
}
.icon-btn svg{width:18px;height:18px}
.icon-btn:hover{color:var(--primary);border-color:rgba(31,209,184,.5);background:rgba(31,209,184,.08)}
.icon-btn:active{transform:translateY(1px)}
.nav-toggle{
  display:none;
  width:38px;height:38px;
  align-items:center;justify-content:center;
  border-radius:10px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.04);
  color:var(--text);
}
.nav-toggle svg{width:20px;height:20px}
.search-bar{
  display:none;
  padding-bottom:14px;
}
.search-bar.is-open{display:block}
.search-form{display:flex;gap:10px}
.search-form input[type="search"]{
  flex:1 1 auto;
  min-width:0;
  height:42px;
  padding:0 14px;
  border-radius:var(--radius-btn);
  border:1px solid var(--line);
  background:rgba(255,255,255,.05);
  color:var(--text);
  font-size:14px;
  transition:border-color var(--ease),box-shadow var(--ease);
}
.search-form input::placeholder{color:var(--text-3)}
.search-form input:focus{
  outline:none;
  border-color:var(--primary);
  box-shadow:0 0 0 3px rgba(31,209,184,.16);
}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:11px 22px;
  border-radius:var(--radius-btn);
  font-size:15px;
  font-weight:600;
  line-height:1.2;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease),border-color var(--ease),color var(--ease);
}
.btn-sm{padding:8px 16px;font-size:14px}
.btn-primary{
  background:var(--primary);
  color:#04120F;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.28);
}
.btn-primary:hover{background:#38e0c8;color:#04120F;transform:translateY(-1px);box-shadow:0 0 18px rgba(31,209,184,.45)}
.btn-primary:active{transform:translateY(0);box-shadow:none}
.btn-ghost{
  background:var(--glass);
  color:var(--text);
  border-color:var(--line-strong);
  -webkit-backdrop-filter:blur(10px);
  backdrop-filter:blur(10px);
}
.btn-ghost:hover{color:var(--primary);border-color:rgba(31,209,184,.55)}
.btn-ghost:active{transform:translateY(1px)}
.btn-pill{border-radius:999px;padding:14px 30px;font-size:16px}
.text-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  color:var(--primary);
  font-size:14px;
  font-weight:600;
}
.text-link .arrow{transition:transform var(--ease)}
.text-link:hover .arrow{transform:translateX(4px)}
.text-link:hover{border-bottom:1px solid rgba(31,209,184,.6)}

/* ============ 页面 Hero ============ */
.page-hero{
  position:relative;
  overflow:hidden;
  border-bottom:1px solid var(--line);
  background-color:var(--bg-2);
  background-image:linear-gradient(90deg,rgba(10,15,20,.95) 0%,rgba(10,15,20,.72) 52%,rgba(10,15,20,.9) 100%),url("/assets/images/backpic/back-1.webp");
  background-size:cover;
  background-position:center;
}
.page-hero::after{
  content:"";
  position:absolute;
  inset:auto 0 0 0;
  height:120px;
  background:linear-gradient(180deg,rgba(10,15,20,0) 0%,var(--bg) 100%);
  pointer-events:none;
}
.hero-inner{
  position:relative;
  z-index:2;
  padding:32px 0 56px;
  max-width:820px;
}
.breadcrumb{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--text-3);
  margin-bottom:26px;
  flex-wrap:wrap;
}
.breadcrumb a{color:var(--text-2)}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb .sep{color:var(--text-3)}
.breadcrumb .current{color:var(--primary)}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:5px 14px;
  border-radius:999px;
  background:rgba(31,209,184,.1);
  border:1px solid rgba(31,209,184,.28);
  color:var(--primary);
  font-size:11px;
  letter-spacing:.14em;
  font-weight:600;
}
.page-hero h1{
  font-size:clamp(30px,4vw,50px);
  line-height:1.16;
  font-weight:800;
  letter-spacing:-.015em;
  margin:18px 0 16px;
}
.page-hero h1 .h1-accent{color:var(--primary)}
.hero-lead{
  font-size:16px;
  color:var(--text-2);
  max-width:640px;
  line-height:1.85;
}
.month-chips{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:26px;
}
.chip{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:8px 16px;
  border-radius:999px;
  font-size:13px;
  color:var(--text-2);
  border:1px solid var(--line);
  background:rgba(255,255,255,.04);
  transition:color var(--ease),border-color var(--ease),background var(--ease);
}
.chip:hover{color:var(--primary);border-color:rgba(31,209,184,.5);background:rgba(31,209,184,.08)}
.chip .dot{width:5px;height:5px;border-radius:50%;background:var(--primary)}
.stat-row{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:16px;
  margin-top:36px;
  max-width:640px;
}
.stat{
  padding:14px 18px;
  border-radius:var(--radius-card);
  background:var(--panel);
  border:1px solid var(--line);
  box-shadow:var(--shadow);
}
.stat-num{
  display:block;
  font-family:Inter,system-ui,sans-serif;
  font-size:24px;
  font-weight:700;
  color:var(--primary);
  line-height:1.2;
  letter-spacing:-.01em;
}
.stat-label{display:block;font-size:12px;color:var(--text-3);margin-top:4px}

/* ============ 通用板块 ============ */
.section{padding:88px 0;position:relative}
.section-head{max-width:720px;margin-bottom:40px}
.section-head h2{
  font-size:clamp(24px,2.6vw,32px);
  font-weight:700;
  letter-spacing:-.01em;
  line-height:1.3;
  margin:14px 0 12px;
}
.section-desc{color:var(--text-2);font-size:15px;line-height:1.85}
.section-head-row{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  flex-wrap:wrap;
  margin-bottom:40px;
}
.section-head-row .section-head{margin-bottom:0}

/* ============ 时间线 ============ */
.timeline-section{padding-top:72px}
.month-group{margin-bottom:52px}
.month-group:last-child{margin-bottom:0}
.month-head{
  display:flex;
  align-items:center;
  gap:14px;
  padding-bottom:14px;
  margin-bottom:26px;
  border-bottom:1px solid var(--line);
}
.month-head h3{
  font-size:20px;
  font-weight:700;
  letter-spacing:-.01em;
  padding-left:14px;
  position:relative;
}
.month-head h3::before{
  content:"";
  position:absolute;
  left:0;top:50%;
  transform:translateY(-50%);
  width:3px;height:18px;
  border-radius:2px;
  background:var(--primary);
}
.month-count{
  font-size:12px;
  color:var(--text-3);
  padding:3px 10px;
  border-radius:999px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.03);
}
.timeline{display:block}
.tl-item{
  display:grid;
  grid-template-columns:84px minmax(0,1fr);
  column-gap:24px;
  padding-bottom:18px;
}
.tl-date{
  font-family:Inter,system-ui,sans-serif;
  font-size:14px;
  font-weight:600;
  color:var(--text-3);
  text-align:right;
  padding-top:18px;
  letter-spacing:.02em;
  white-space:nowrap;
}
.tl-body{position:relative;padding-left:28px}
.tl-body::before{
  content:"";
  position:absolute;
  left:0;top:0;bottom:-18px;
  width:1px;
  background:var(--line);
}
.tl-item:last-child .tl-body::before{bottom:auto;height:26px}
.tl-body::after{
  content:"";
  position:absolute;
  left:-4px;top:20px;
  width:9px;height:9px;
  border-radius:50%;
  background:var(--bg);
  border:2px solid var(--primary);
  box-shadow:0 0 0 4px rgba(31,209,184,.1);
}
.tl-card{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:20px 22px;
  box-shadow:var(--shadow);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease),background var(--ease);
}
.tl-card:hover{
  transform:translateY(-4px);
  border-color:rgba(31,209,184,.35);
  box-shadow:var(--shadow-hover);
  background:var(--panel-2);
}
.tl-meta{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:10px}
.tag{
  display:inline-flex;
  align-items:center;
  font-size:11px;
  font-weight:600;
  letter-spacing:.06em;
  padding:3px 10px;
  border-radius:999px;
  white-space:nowrap;
}
.tag-primary{color:var(--primary);background:rgba(31,209,184,.12);border:1px solid rgba(31,209,184,.24)}
.tag-amber{color:var(--accent);background:rgba(245,165,36,.12);border:1px solid rgba(245,165,36,.24)}
.tag-muted{color:var(--text-2);background:rgba(255,255,255,.05);border:1px solid var(--line)}
.tl-card h4{
  font-size:17px;
  font-weight:600;
  line-height:1.55;
  margin-bottom:8px;
}
.tl-card p{font-size:14px;color:var(--text-2);line-height:1.8}
.tl-detail{
  display:inline-flex;
  align-items:center;
  gap:6px;
  margin-top:12px;
  font-size:13px;
  font-weight:600;
  color:var(--primary);
}
.tl-detail .arrow{transition:transform var(--ease)}
.tl-detail:hover .arrow{transform:translateX(4px)}

/* ============ 图文说明 ============ */
.explain{padding-top:0}
.explain-grid{
  display:grid;
  grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);
  gap:48px;
  align-items:center;
}
.explain-figure{
  position:relative;
  border-radius:var(--radius-card);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--shadow);
  aspect-ratio:16/10;
  background:var(--panel);
}
.explain-figure img{width:100%;height:100%;object-fit:cover;transition:transform 400ms var(--ease)}
.explain-figure:hover img{transform:scale(1.04)}
.explain-figure figcaption{
  position:absolute;
  inset:auto 0 0 0;
  padding:22px 20px 16px;
  font-size:12px;
  color:var(--text-2);
  background:linear-gradient(180deg,rgba(8,13,17,0) 0%,rgba(8,13,17,.88) 100%);
}
.explain-body h2{
  font-size:clamp(23px,2.4vw,30px);
  font-weight:700;
  letter-spacing:-.01em;
  line-height:1.32;
  margin:14px 0 16px;
}
.explain-body p{color:var(--text-2);font-size:15px;line-height:1.9;margin-bottom:14px}
.explain-list{margin:22px 0 26px;display:grid;gap:14px}
.explain-list li{
  display:grid;
  grid-template-columns:auto minmax(0,1fr);
  gap:12px;
  font-size:14px;
  color:var(--text-2);
  line-height:1.8;
}
.explain-list li .idx{
  font-family:Inter,system-ui,sans-serif;
  font-size:13px;
  font-weight:700;
  color:var(--accent);
  letter-spacing:.06em;
}
.explain-list li strong{color:var(--text);font-weight:600;display:block;margin-bottom:2px}

/* ============ 核对要点 ============ */
.checks{padding-top:0}
.checks-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:20px;
}
.check-card{
  position:relative;
  padding:26px 24px 24px;
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
  overflow:hidden;
}
.check-card:hover{transform:translateY(-4px);border-color:rgba(31,209,184,.35);box-shadow:var(--shadow-hover)}
.check-num{
  font-family:Inter,system-ui,sans-serif;
  font-size:44px;
  font-weight:700;
  line-height:1;
  letter-spacing:-.02em;
  color:transparent;
  -webkit-text-stroke:1px rgba(31,209,184,.4);
  margin-bottom:14px;
  display:block;
}
.check-card h3{font-size:17px;font-weight:600;margin-bottom:8px}
.check-card p{font-size:14px;color:var(--text-2);line-height:1.8}

/* ============ FAQ ============ */
.faq-section{padding-top:0}
.faq-layout{
  display:grid;
  grid-template-columns:minmax(0,.72fr) minmax(0,1.28fr);
  gap:48px;
  align-items:start;
}
.faq-aside h2{
  font-size:clamp(24px,2.5vw,31px);
  font-weight:700;
  letter-spacing:-.01em;
  line-height:1.32;
  margin:14px 0 14px;
}
.faq-aside p{color:var(--text-2);font-size:14px;line-height:1.9;margin-bottom:20px}
.faq{display:grid;gap:0;border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:20px 4px;
  text-align:left;
  font-size:16px;
  font-weight:600;
  color:var(--text);
  transition:color var(--ease);
}
.faq-q:hover{color:var(--primary)}
.faq-q:focus-visible{outline:2px solid var(--primary);outline-offset:2px}
.faq-icon{position:relative;flex:0 0 16px;width:16px;height:16px}
.faq-icon::before,.faq-icon::after{
  content:"";
  position:absolute;
  left:50%;top:50%;
  transform:translate(-50%,-50%);
  background:var(--primary);
  border-radius:2px;
  transition:transform var(--ease),opacity var(--ease);
}
.faq-icon::before{width:14px;height:2px}
.faq-icon::after{width:2px;height:14px}
.faq-item.is-open .faq-icon::after{transform:translate(-50%,-50%) rotate(90deg);opacity:0}
.faq-a{
  display:grid;
  grid-template-rows:0fr;
  transition:grid-template-rows 240ms cubic-bezier(.2,.8,.2,1);
}
.faq-item.is-open .faq-a{grid-template-rows:1fr}
.faq-a-inner{overflow:hidden}
.faq-a-inner p{
  font-size:15px;
  line-height:1.85;
  color:var(--text-2);
  padding:0 40px 20px 4px;
}

/* ============ CTA ============ */
.cta-section{padding-top:0}
.cta-band{
  position:relative;
  overflow:hidden;
  border-radius:20px;
  border:1px solid rgba(31,209,184,.22);
  background-color:var(--panel);
  background-image:linear-gradient(100deg,rgba(10,15,20,.95) 0%,rgba(10,15,20,.78) 55%,rgba(10,15,20,.94) 100%),url("/assets/images/backpic/back-2.webp");
  background-size:cover;
  background-position:center;
  padding:56px 48px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:36px;
  flex-wrap:wrap;
}
.cta-band::before{
  content:"";
  position:absolute;
  inset:0;
  background:radial-gradient(600px 220px at 12% 50%,rgba(31,209,184,.16),transparent 70%),radial-gradient(420px 180px at 92% 50%,rgba(245,165,36,.12),transparent 72%);
  pointer-events:none;
}
.cta-copy{position:relative;z-index:1;max-width:620px}
.cta-copy h2{
  font-size:clamp(23px,2.6vw,32px);
  font-weight:800;
  letter-spacing:-.015em;
  line-height:1.3;
  margin-bottom:10px;
}
.cta-copy p{color:var(--text-2);font-size:15px;line-height:1.8}
.cta-band .btn{position:relative;z-index:1}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--bg-3);
  border-top:1px solid var(--line);
  padding:64px 0 28px;
  position:relative;
  z-index:1;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1fr;
  gap:40px;
}
.footer-brand .brand{margin-bottom:16px}
.footer-brand p{font-size:14px;color:var(--text-2);line-height:1.85;max-width:340px}
.footer-col h4{
  font-size:14px;
  font-weight:600;
  color:var(--primary);
  margin-bottom:16px;
  letter-spacing:.02em;
}
.footer-col ul{display:grid;gap:10px}
.footer-col a{font-size:14px;color:var(--text-2)}
.footer-col a:hover{color:var(--primary)}
.footer-note{
  margin-top:48px;
  padding-top:22px;
  border-top:1px solid var(--line);
  font-size:12px;
  color:var(--text-3);
  line-height:1.9;
}
.footer-bottom{
  margin-top:20px;
  padding-top:20px;
  border-top:1px solid rgba(255,255,255,.05);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  font-size:12px;
  color:var(--text-3);
}
.back-top{color:var(--text-2);font-size:12px}
.back-top:hover{color:var(--primary)}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .nav-inner{gap:14px}
  .nav-link{padding:8px 10px;font-size:14px}
  .explain-grid{gap:32px}
  .faq-layout{grid-template-columns:1fr;gap:32px}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:32px}
  .footer-brand{grid-column:1/-1}
}
@media (max-width:900px){
  .nav-list{
    display:none;
    position:absolute;
    left:20px;right:20px;top:calc(100% + 10px);
    flex-direction:column;
    align-items:stretch;
    gap:4px;
    padding:12px;
    border-radius:16px;
    background:#0E151B;
    border:1px solid var(--line-strong);
    box-shadow:0 24px 48px rgba(0,0,0,.55);
    margin-left:0;
  }
  .nav-list.is-open{display:flex}
  .nav-link{padding:12px 14px;font-size:15px;border-radius:10px}
  .nav-link.is-active::after{display:none}
  .nav-link.is-active{background:rgba(31,209,184,.1)}
  .nav-toggle{display:inline-flex}
  .nav-actions .btn-primary{display:none}
  .navbar .container{position:relative}
}
@media (max-width:768px){
  .container{padding:0 20px}
  .topbar-note{display:none}
  .topbar-inner{grid-template-columns:auto 1fr;font-size:11px}
  .topbar-links{justify-self:end}
  .nav-inner{min-height:60px}
  .brand-mark{font-size:17px}
  .section{padding:56px 0}
  .timeline-section{padding-top:48px}
  .hero-inner{padding:24px 0 40px}
  .stat-row{grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin-top:28px}
  .stat{padding:12px 12px}
  .stat-num{font-size:19px}
  .stat-label{font-size:11px}
  .explain-grid{grid-template-columns:1fr;gap:26px}
  .checks-grid{grid-template-columns:1fr;gap:16px}
  .check-num{font-size:36px}
  .tl-item{grid-template-columns:1fr;row-gap:8px;padding-bottom:16px}
  .tl-date{text-align:left;padding-top:0;font-size:13px}
  .tl-body{padding-left:22px}
  .tl-body::after{top:14px}
  .tl-card{padding:16px 16px}
  .cta-band{padding:36px 24px;gap:22px}
  .cta-band .btn{width:100%}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .footer-brand{grid-column:1/-1}
  .site-footer{padding:48px 0 24px}
  .footer-note{margin-top:32px}
  .faq-q{font-size:15px;padding:16px 2px}
  .faq-a-inner p{padding:0 24px 16px 2px;font-size:14px}
}
@media (max-width:520px){
  .topbar-links a:not(.topbar-cta){display:none}
  .hero-inner{padding-top:20px}
  .page-hero h1{font-size:26px}
  .hero-lead{font-size:15px}
  .month-chips{gap:8px}
  .chip{font-size:12px;padding:7px 13px}
  .stat-row{grid-template-columns:1fr 1fr}
  .stat-row .stat:last-child{grid-column:1/-1}
  .section-head-row{gap:12px}
  .footer-grid{grid-template-columns:1fr}
  .tl-card h4{font-size:16px}
  .btn{padding:10px 18px;font-size:14px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
}

/* roulang page: category4 */
/* ============ 设计变量 ============ */
:root{
  --bg:#0A0F14;
  --bg-deep:#070B10;
  --bg-soft:#0E151B;
  --panel:#121A22;
  --panel-hi:#17212A;
  --primary:#1FD1B8;
  --primary-soft:rgba(31,209,184,.13);
  --accent:#F5A524;
  --accent-soft:rgba(245,165,36,.13);
  --danger:#FF6B6B;
  --text:#E9F1F4;
  --text-2:#9BABB6;
  --text-3:#63747F;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.15);
  --glass:rgba(255,255,255,.055);
  --radius-lg:18px;
  --radius:14px;
  --radius-sm:10px;
  --shadow:0 10px 28px rgba(0,0,0,.38);
  --shadow-hi:0 0 0 1px rgba(31,209,184,.35),0 12px 32px rgba(0,0,0,.45);
  --tr:180ms cubic-bezier(.2,.8,.2,1);
  --container:1200px;
}

/* ============ 基础重置 ============ */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  padding:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background-color:var(--bg);
  background-image:
    radial-gradient(1000px 520px at 82% -8%,rgba(31,209,184,.07),transparent 62%),
    radial-gradient(760px 420px at 8% 4%,rgba(245,165,36,.05),transparent 60%);
  background-repeat:no-repeat;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  z-index:0;
  pointer-events:none;
  background-image:
    linear-gradient(rgba(255,255,255,.028) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.028) 1px,transparent 1px);
  background-size:8px 8px;
  opacity:.55;
}
h1,h2,h3,h4,h5,h6{
  margin:0;
  font-weight:700;
  line-height:1.3;
  color:var(--text);
  letter-spacing:-.01em;
}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
a{
  color:var(--primary);
  text-decoration:none;
  transition:color var(--tr);
}
a:hover{color:var(--primary);}
a:focus-visible,
button:focus-visible,
input:focus-visible,
summary:focus-visible,
[tabindex]:focus-visible{
  outline:2px solid var(--primary);
  outline-offset:2px;
  border-radius:6px;
}
ul,ol{margin:0;padding:0;list-style:none;}
img{max-width:100%;display:block;border:0;}
button{
  font-family:inherit;
  font-size:inherit;
  border:0;
  background:none;
  color:inherit;
  cursor:pointer;
}
input,textarea,select{font-family:inherit;font-size:inherit;}
::selection{background:rgba(31,209,184,.3);color:#fff;}

/* ============ 容器与通用 ============ */
.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}
main,header,footer{position:relative;z-index:1;}
.skip-link{
  position:absolute;
  left:-9999px;
  top:0;
  z-index:200;
  background:var(--primary);
  color:#04120F;
  padding:10px 18px;
  border-radius:0 0 var(--radius-sm) 0;
  font-weight:600;
}
.skip-link:focus{left:0;color:#04120F;}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:11px;
  letter-spacing:.1em;
  font-weight:600;
  color:var(--primary);
  text-transform:uppercase;
  margin-bottom:14px;
}
.eyebrow::before{
  content:"";
  width:18px;
  height:2px;
  background:var(--primary);
  border-radius:2px;
}
.section{padding:76px 0;}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:36px;
  flex-wrap:wrap;
}
.section-title{font-size:30px;}
.section-sub{
  margin-top:10px;
  font-size:14px;
  color:var(--text-2);
  max-width:640px;
}
.link-arrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:14px;
  font-weight:600;
  color:var(--primary);
}
.link-arrow span[aria-hidden]{
  display:inline-block;
  transition:transform var(--tr);
}
.link-arrow:hover span[aria-hidden]{transform:translateX(4px);}
.link-arrow:hover{text-decoration:underline;text-underline-offset:4px;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 24px;
  border-radius:var(--radius-sm);
  font-size:15px;
  font-weight:600;
  line-height:1.2;
  border:1px solid transparent;
  transition:transform var(--tr),box-shadow var(--tr),background var(--tr),border-color var(--tr),color var(--tr);
  white-space:nowrap;
  text-align:center;
}
.btn-sm{padding:9px 18px;font-size:13.5px;border-radius:9px;}
.btn-primary{
  background:var(--primary);
  color:#04120F;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.35);
}
.btn-primary:hover{
  background:#27e4c9;
  color:#04120F;
  transform:translateY(-1px);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.4),0 0 18px rgba(31,209,184,.45);
}
.btn-primary:active{transform:translateY(0);box-shadow:inset 0 1px 0 rgba(255,255,255,.3);}
.btn-ghost{
  background:rgba(255,255,255,.045);
  border-color:var(--line-strong);
  color:var(--text);
}
.btn-ghost:hover{
  border-color:var(--primary);
  color:var(--primary);
  transform:translateY(-1px);
  background:rgba(31,209,184,.08);
}
.btn-ghost:active{transform:translateY(0);}
.btn-pill{border-radius:999px;padding:13px 30px;}
.btn-block{width:100%;}

/* ============ 顶部信息条 ============ */
.topbar{
  background:var(--bg-deep);
  border-bottom:1px solid var(--line);
  height:36px;
  font-size:12px;
}
.topbar-inner{
  height:36px;
  display:flex;
  align-items:center;
  gap:18px;
}
.topbar-domain{
  color:var(--text-3);
  letter-spacing:.04em;
  font-family:Inter,system-ui,sans-serif;
  white-space:nowrap;
}
.topbar-note{
  flex:1;
  margin:0;
  text-align:center;
  color:var(--text-2);
  font-size:12px;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
.topbar-links{
  display:flex;
  align-items:center;
  gap:16px;
  white-space:nowrap;
}
.topbar-links a{color:var(--text-2);font-size:12px;}
.topbar-links a:hover{color:var(--primary);}
.topbar-cta{
  color:var(--primary)!important;
  font-weight:600;
}

/* ============ 主导航 ============ */
.site-header{position:relative;z-index:60;}
.navbar{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(10,15,20,.72);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  backdrop-filter:blur(14px) saturate(120%);
  border-bottom:1px solid var(--line);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.06);
  transition:background var(--tr),height var(--tr);
}
.navbar.is-scrolled{
  background:rgba(8,13,17,.92);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.05),0 8px 24px rgba(0,0,0,.4);
}
.nav-inner{
  height:68px;
  display:flex;
  align-items:center;
  gap:28px;
  transition:height var(--tr);
}
.navbar.is-scrolled .nav-inner{height:60px;}
.brand{
  display:flex;
  flex-direction:column;
  justify-content:center;
  line-height:1.15;
  flex-shrink:0;
}
.brand-mark{
  font-size:18px;
  font-weight:800;
  color:var(--text);
  letter-spacing:.01em;
}
.brand-mark::after{
  content:"";
  display:inline-block;
  width:6px;
  height:6px;
  border-radius:50%;
  background:var(--primary);
  margin-left:6px;
  vertical-align:middle;
  transform:translateY(-2px);
}
.brand-sub{
  font-size:10.5px;
  letter-spacing:.24em;
  color:var(--text-3);
  margin-top:3px;
}
.brand:hover .brand-mark{color:var(--primary);}
.nav-list{
  display:flex;
  align-items:center;
  gap:22px;
  margin:0 auto 0 0;
}
.nav-link{
  position:relative;
  display:inline-block;
  padding:8px 2px;
  font-size:14.5px;
  font-weight:500;
  color:var(--text-2);
}
.nav-link::after{
  content:"";
  position:absolute;
  left:0;
  right:0;
  bottom:0;
  height:2px;
  border-radius:2px;
  background:var(--primary);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform var(--tr);
}
.nav-link:hover{color:var(--text);}
.nav-link:hover::after{transform:scaleX(1);}
.nav-link.is-active{color:var(--primary);font-weight:600;}
.nav-link.is-active::after{transform:scaleX(1);}
.nav-actions{
  display:flex;
  align-items:center;
  gap:12px;
  flex-shrink:0;
}
.icon-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:38px;
  height:38px;
  border-radius:var(--radius-sm);
  border:1px solid var(--line-strong);
  background:rgba(255,255,255,.045);
  color:var(--text-2);
  transition:color var(--tr),border-color var(--tr),background var(--tr);
}
.icon-btn svg{width:18px;height:18px;}
.icon-btn:hover{color:var(--primary);border-color:rgba(31,209,184,.5);background:rgba(31,209,184,.08);}
.nav-toggle{
  display:none;
  align-items:center;
  justify-content:center;
  width:38px;
  height:38px;
  border-radius:var(--radius-sm);
  border:1px solid var(--line-strong);
  background:rgba(255,255,255,.045);
  color:var(--text);
}
.nav-toggle svg{width:20px;height:20px;}
.nav-toggle:hover{border-color:var(--primary);color:var(--primary);}
.search-bar{
  display:none;
  padding-bottom:16px;
}
.search-bar.is-open{display:block;}
.search-form{
  display:flex;
  gap:10px;
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:10px;
}
.search-form input[type="search"]{
  flex:1;
  min-width:0;
  background:var(--bg-soft);
  border:1px solid var(--line);
  border-radius:8px;
  color:var(--text);
  padding:10px 14px;
  font-size:14px;
  transition:border-color var(--tr),box-shadow var(--tr);
}
.search-form input[type="search"]::placeholder{color:var(--text-3);}
.search-form input[type="search"]:focus{
  outline:none;
  border-color:var(--primary);
  box-shadow:0 0 0 3px rgba(31,209,184,.14);
}

/* ============ 面包屑 ============ */
.breadcrumb{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--text-3);
  padding:22px 0 0;
  flex-wrap:wrap;
}
.breadcrumb a{color:var(--text-2);}
.breadcrumb a:hover{color:var(--primary);}
.breadcrumb .sep{color:var(--text-3);opacity:.7;}
.breadcrumb .current{color:var(--primary);font-weight:600;}

/* ============ 页首视觉 ============ */
.page-hero{
  position:relative;
  overflow:hidden;
  border-bottom:1px solid var(--line);
  background-color:var(--bg-soft);
  background-image:url("/assets/images/backpic/back-2.webp");
  background-size:cover;
  background-position:center;
}
.page-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background:
    linear-gradient(90deg,rgba(10,15,20,.95) 0%,rgba(10,15,20,.72) 52%,rgba(10,15,20,.9) 100%),
    linear-gradient(180deg,rgba(10,15,20,.35) 0%,rgba(10,15,20,.9) 100%);
}
.page-hero-inner{
  position:relative;
  z-index:1;
  padding:56px 0 52px;
  max-width:820px;
}
.hero-badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:5px 14px;
  border-radius:999px;
  background:var(--primary-soft);
  border:1px solid rgba(31,209,184,.32);
  color:var(--primary);
  font-size:11.5px;
  letter-spacing:.08em;
  font-weight:600;
  margin-bottom:20px;
}
.hero-badge i{
  width:6px;
  height:6px;
  border-radius:50%;
  background:var(--primary);
  display:inline-block;
}
.page-hero h1{
  font-size:clamp(28px,4vw,44px);
  font-weight:800;
  line-height:1.24;
  letter-spacing:-.02em;
  margin-bottom:16px;
}
.page-hero h1 em{
  font-style:normal;
  color:var(--primary);
}
.hero-lead{
  font-size:16px;
  color:var(--text-2);
  max-width:640px;
  margin-bottom:28px;
}
.hero-actions{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin-bottom:32px;
}
.hero-facts{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  padding:14px 16px;
  border-radius:var(--radius);
  border:1px solid rgba(255,255,255,.12);
  background:var(--glass);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  backdrop-filter:blur(14px) saturate(120%);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.08);
  max-width:640px;
}
.hero-fact{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:12.5px;
  color:var(--text-2);
  padding-right:16px;
  border-right:1px solid var(--line);
}
.hero-fact:last-child{border-right:0;padding-right:0;}
.hero-fact b{
  color:var(--text);
  font-weight:700;
  font-family:Inter,system-ui,sans-serif;
}

/* ============ 数据条 ============ */
.stat-strip{
  border-bottom:1px solid var(--line);
  background:var(--bg-soft);
}
.stat-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:1px;
  background:var(--line);
}
.stat-item{
  background:var(--bg-soft);
  padding:26px 24px;
  display:flex;
  align-items:baseline;
  gap:12px;
}
.stat-num{
  font-family:Inter,system-ui,sans-serif;
  font-size:34px;
  font-weight:800;
  letter-spacing:-.02em;
  color:var(--primary);
  line-height:1;
}
.stat-label{
  font-size:13.5px;
  color:var(--text-2);
  line-height:1.5;
}

/* ============ 图文交替 ============ */
.zigzag-row{
  display:grid;
  grid-template-columns:1.02fr .98fr;
  gap:52px;
  align-items:center;
  padding:34px 0;
  border-bottom:1px solid var(--line);
}
.zigzag-row:last-child{border-bottom:0;padding-bottom:0;}
.zigzag-row:first-child{padding-top:0;}
.zigzag-row:nth-child(even) .zigzag-media{order:2;}
.zigzag-media{
  position:relative;
  border-radius:var(--radius);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--shadow);
  background:var(--panel);
  aspect-ratio:16/9;
}
.zigzag-media img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform 420ms cubic-bezier(.2,.8,.2,1);
}
.zigzag-media:hover img{transform:scale(1.04);}
.zigzag-media::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(10,15,20,0) 45%,rgba(10,15,20,.55) 100%);
  pointer-events:none;
}
.zigzag-tag{
  position:absolute;
  top:14px;
  left:14px;
  z-index:2;
  padding:4px 12px;
  border-radius:999px;
  font-size:11px;
  font-weight:600;
  letter-spacing:.06em;
  background:rgba(245,165,36,.16);
  color:var(--accent);
  border:1px solid rgba(245,165,36,.28);
}
.zigzag-body .index-num{
  font-family:Inter,system-ui,sans-serif;
  font-size:44px;
  font-weight:800;
  color:rgba(31,209,184,.16);
  line-height:1;
  letter-spacing:-.03em;
  display:block;
  margin-bottom:10px;
}
.zigzag-body h3{
  font-size:22px;
  margin-bottom:14px;
}
.zigzag-body p{
  font-size:15px;
  color:var(--text-2);
  margin-bottom:12px;
}
.zigzag-body .link-arrow{margin-top:6px;}

/* ============ 位置对照表 ============ */
.spec-wrap{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow);
  overflow:hidden;
}
.spec-head{
  display:grid;
  grid-template-columns:1.1fr 1fr 1.6fr;
  gap:20px;
  padding:16px 26px;
  background:var(--panel-hi);
  border-bottom:1px solid var(--line);
  font-size:12px;
  letter-spacing:.08em;
  color:var(--text-3);
  font-weight:600;
}
.spec-row{
  display:grid;
  grid-template-columns:1.1fr 1fr 1.6fr;
  gap:20px;
  padding:18px 26px;
  border-bottom:1px solid var(--line);
  font-size:14.5px;
  align-items:center;
  transition:background var(--tr);
}
.spec-row:last-child{border-bottom:0;}
.spec-row:hover{background:rgba(31,209,184,.045);}
.spec-name{
  color:var(--text);
  font-weight:600;
  display:flex;
  align-items:center;
  gap:10px;
}
.spec-name::before{
  content:"";
  width:6px;
  height:6px;
  border-radius:2px;
  background:var(--primary);
  flex-shrink:0;
}
.spec-pos{color:var(--accent);font-size:13.5px;}
.spec-desc{color:var(--text-2);font-size:14px;}

/* ============ 提醒卡 ============ */
.notes-grid{
  display:grid;
  grid-template-columns:1.35fr .65fr;
  gap:24px;
  align-items:stretch;
}
.note-card{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:28px;
  box-shadow:var(--shadow);
  transition:transform var(--tr),box-shadow var(--tr),border-color var(--tr);
}
.note-card:hover{
  transform:translateY(-4px);
  border-color:rgba(31,209,184,.35);
  box-shadow:var(--shadow-hi);
}
.note-card h3{
  font-size:18px;
  margin-bottom:18px;
}
.tick-list li{
  position:relative;
  padding-left:26px;
  margin-bottom:14px;
  font-size:14.5px;
  color:var(--text-2);
  line-height:1.7;
}
.tick-list li:last-child{margin-bottom:0;}
.tick-list li::before{
  content:"";
  position:absolute;
  left:0;
  top:9px;
  width:7px;
  height:7px;
  border-radius:50%;
  background:var(--primary);
  box-shadow:0 0 0 3px rgba(31,209,184,.13);
}
.tick-list li b{color:var(--text);font-weight:600;}
.note-stack{
  display:grid;
  grid-template-rows:1fr 1fr;
  gap:24px;
}
.note-mini{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:24px;
  box-shadow:var(--shadow);
  transition:transform var(--tr),box-shadow var(--tr),border-color var(--tr);
}
.note-mini:hover{
  transform:translateY(-4px);
  border-color:rgba(245,165,36,.4);
  box-shadow:0 0 0 1px rgba(245,165,36,.28),0 12px 32px rgba(0,0,0,.45);
}
.note-mini .mini-tag{
  display:inline-block;
  font-size:11px;
  font-weight:600;
  letter-spacing:.06em;
  color:var(--accent);
  background:var(--accent-soft);
  border-radius:999px;
  padding:3px 10px;
  margin-bottom:12px;
}
.note-mini h4{font-size:16px;margin-bottom:8px;}
.note-mini p{font-size:14px;color:var(--text-2);}

/* ============ FAQ ============ */
.faq-layout{
  display:grid;
  grid-template-columns:0.72fr 1.28fr;
  gap:52px;
  align-items:start;
}
.faq-aside h2{font-size:30px;margin-bottom:14px;}
.faq-aside p{font-size:14.5px;color:var(--text-2);margin-bottom:22px;}
.faq-list{
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  background:var(--panel);
  overflow:hidden;
  box-shadow:var(--shadow);
}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item:last-child{border-bottom:0;}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:20px 24px;
  text-align:left;
  font-size:16px;
  font-weight:600;
  color:var(--text);
  transition:color var(--tr),background var(--tr);
}
.faq-q:hover{color:var(--primary);background:rgba(31,209,184,.04);}
.faq-icon{
  position:relative;
  width:20px;
  height:20px;
  flex-shrink:0;
  border-radius:50%;
  border:1px solid var(--line-strong);
}
.faq-icon::before,
.faq-icon::after{
  content:"";
  position:absolute;
  left:50%;
  top:50%;
  background:var(--primary);
  border-radius:2px;
  transform:translate(-50%,-50%);
  transition:transform var(--tr),opacity var(--tr);
}
.faq-icon::before{width:9px;height:1.6px;}
.faq-icon::after{width:1.6px;height:9px;}
.faq-item.is-open .faq-icon::after{transform:translate(-50%,-50%) scaleY(0);opacity:0;}
.faq-item.is-open .faq-q{color:var(--primary);}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height 240ms cubic-bezier(.2,.8,.2,1);
}
.faq-item.is-open .faq-a{max-height:340px;}
.faq-a p{
  padding:0 24px 22px;
  font-size:14.5px;
  line-height:1.85;
  color:var(--text-2);
}

/* ============ CTA 条带 ============ */
.cta-band{
  position:relative;
  overflow:hidden;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  background-color:var(--bg-soft);
  background-image:url("/assets/images/backpic/back-3.png");
  background-size:cover;
  background-position:center;
}
.cta-band::before{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(90deg,rgba(10,15,20,.95) 0%,rgba(10,15,20,.8) 50%,rgba(10,15,20,.95) 100%);
}
.cta-band::after{
  content:"";
  position:absolute;
  inset:0;
  background:radial-gradient(520px 200px at 12% 50%,rgba(31,209,184,.16),transparent 70%),
             radial-gradient(520px 200px at 88% 50%,rgba(245,165,36,.1),transparent 70%);
  pointer-events:none;
}
.cta-inner{
  position:relative;
  z-index:1;
  padding:64px 0;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:36px;
  flex-wrap:wrap;
}
.cta-copy h2{font-size:28px;margin-bottom:12px;}
.cta-copy p{font-size:15px;color:var(--text-2);max-width:560px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}

/* ============ 页脚 ============ */
.site-footer{
  background:#080D11;
  border-top:1px solid transparent;
  border-image:linear-gradient(90deg,transparent,rgba(255,255,255,.14),transparent) 1;
  padding-top:56px;
  font-size:14px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1fr;
  gap:40px;
  padding-bottom:44px;
}
.footer-brand p{
  margin-top:16px;
  font-size:14px;
  color:var(--text-2);
  max-width:340px;
  line-height:1.8;
}
.footer-col h4{
  font-size:14px;
  color:var(--primary);
  margin-bottom:16px;
  font-weight:600;
  letter-spacing:.02em;
}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul a{
  font-size:14px;
  color:var(--text-2);
}
.footer-col ul a:hover{color:var(--primary);}
.footer-note{
  border-top:1px solid var(--line);
  padding:22px 0;
  font-size:12px;
  color:var(--text-3);
  line-height:1.8;
  margin:0;
}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  padding:20px 0 28px;
  border-top:1px solid var(--line);
  font-size:12.5px;
  color:var(--text-3);
  flex-wrap:wrap;
}
.back-top{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:12.5px;
  color:var(--text-2);
}
.back-top:hover{color:var(--primary);}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .section{padding:60px 0;}
  .section-title{font-size:26px;}
  .zigzag-row{grid-template-columns:1fr;gap:28px;padding:30px 0;}
  .zigzag-row:nth-child(even) .zigzag-media{order:0;}
  .notes-grid{grid-template-columns:1fr;}
  .note-stack{grid-template-rows:auto;grid-template-columns:1fr 1fr;}
  .faq-layout{grid-template-columns:1fr;gap:32px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .spec-head,.spec-row{grid-template-columns:1fr 1fr 1.4fr;gap:14px;padding-left:20px;padding-right:20px;}
}

@media (max-width:860px){
  .nav-list{
    position:absolute;
    top:100%;
    left:0;
    right:0;
    display:none;
    flex-direction:column;
    align-items:stretch;
    gap:0;
    background:#0C131A;
    border-bottom:1px solid var(--line);
    padding:6px 24px 16px;
    margin:0;
    box-shadow:0 18px 32px rgba(0,0,0,.5);
  }
  .nav-list.is-open{display:flex;}
  .nav-link{
    padding:14px 0;
    font-size:15px;
    border-bottom:1px solid var(--line);
  }
  .nav-link::after{display:none;}
  .nav-link.is-active{color:var(--primary);}
  .nav-toggle{display:inline-flex;}
  .nav-actions .btn-sm{display:none;}
  .nav-inner{gap:16px;}
  .topbar-note{display:none;}
  .topbar-inner{justify-content:space-between;}
  .stat-grid{grid-template-columns:1fr;}
  .stat-item{padding:20px 24px;}
  .stat-num{font-size:28px;}
  .cta-inner{padding:48px 0;gap:24px;}
  .cta-copy h2{font-size:24px;}
}

@media (max-width:768px){
  .container{padding-left:20px;padding-right:20px;}
  .section{padding:48px 0;}
  .section-head{margin-bottom:26px;}
  .section-title{font-size:23px;}
  .page-hero-inner{padding:36px 0 40px;}
  .hero-lead{font-size:15px;}
  .hero-facts{flex-direction:column;gap:8px;padding:14px;}
  .hero-fact{border-right:0;padding-right:0;}
  .note-stack{grid-template-columns:1fr;}
  .spec-head{display:none;}
  .spec-row{
    grid-template-columns:1fr;
    gap:6px;
    padding:18px 20px;
  }
  .spec-pos{font-size:13px;}
  .faq-q{font-size:15px;padding:16px 18px;}
  .faq-a p{padding:0 18px 18px;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .footer-brand p{max-width:none;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1 1 100%;}
  .zigzag-body h3{font-size:20px;}
  .zigzag-body .index-num{font-size:36px;}
}

@media (max-width:520px){
  body{font-size:15px;}
  .topbar-domain{font-size:11px;}
  .topbar-links a{font-size:11.5px;}
  .brand-mark{font-size:16.5px;}
  .page-hero h1{font-size:26px;}
  .hero-actions{flex-direction:column;}
  .hero-actions .btn{width:100%;}
  .note-card,.note-mini{padding:20px;}
  .faq-aside h2{font-size:23px;}
  .cta-copy h2{font-size:21px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:10px;}
}

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