/* roulang page: index */
:root{
  --ink-950:#0E0C16;
  --ink-800:#1B1728;
  --paper:#F6F1E7;
  --paper-2:#ECE5D8;
  --lime:#C8FF4D;
  --lime-dark:#9FD82E;
  --coral:#FF6B4A;
  --mint:#78E0C1;
  --muted:#6D6778;
  --line:rgba(14,12,22,.10);
  --radius-lg:24px;
  --radius-md:18px;
  --radius-sm:14px;
  --shadow-sm:0 12px 30px rgba(14,12,22,.08);
  --shadow-md:0 18px 42px rgba(14,12,22,.12);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Noto Sans SC","HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  background:var(--paper);
  color:var(--ink-950);
  font-size:16px;
  line-height:1.78;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit}
button{font-family:inherit}
h1,h2,h3,h4{margin:0;letter-spacing:-.01em;line-height:1.22}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 20px}
@media (min-width:1024px){.container{padding:0 32px}}

/* ============ 通用按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-weight:700;font-size:15px;line-height:1.2;
  padding:13px 24px;border-radius:999px;border:1.5px solid transparent;
  text-decoration:none;cursor:pointer;
  transition:transform .18s ease,background-color .18s ease,color .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.btn svg{flex:0 0 auto}
.btn-primary{background:var(--lime);color:var(--ink-950);box-shadow:0 8px 18px rgba(200,255,77,.35)}
.btn-primary:hover{background:var(--lime-dark);transform:translateY(-2px);box-shadow:0 12px 26px rgba(159,216,46,.38)}
.btn-primary:active{transform:scale(.98)}
.btn-primary:focus-visible{outline:2px solid var(--coral);outline-offset:3px}
.btn-secondary{background:transparent;color:var(--ink-950);border-color:rgba(14,12,22,.22)}
.btn-secondary:hover{background:var(--ink-950);color:var(--paper);border-color:var(--ink-950);transform:translateY(-2px)}
.btn-secondary:focus-visible{outline:2px solid var(--coral);outline-offset:3px}
.btn-sm{padding:10px 18px;font-size:14px}
.btn-block{width:100%}

/* ============ 徽章 & 标签 ============ */
.badge{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;font-weight:700;padding:5px 12px;border-radius:999px;background:var(--lime);color:var(--ink-950);letter-spacing:.01em}
.badge-soft{background:var(--paper-2);color:var(--ink-800)}
.badge-dark{background:rgba(246,241,231,.14);color:var(--paper);border:1px solid rgba(255,255,255,.14)}
.badge-coral{background:rgba(255,107,74,.12);color:#B8391C}
.date{font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums;letter-spacing:.02em}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:var(--ink-800);background:var(--paper-2);border-radius:999px;padding:6px 14px;margin-bottom:14px}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(246,241,231,.97);
  border-bottom:1px solid var(--line);
}
.header-inner{position:relative;display:flex;align-items:center;gap:20px;height:64px}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;text-decoration:none}
.brand-mark{
  width:34px;height:34px;border-radius:11px;background:var(--ink-950);color:var(--lime);
  display:grid;place-items:center;flex:0 0 auto;
}
.brand-text{font-size:17px;font-weight:800;letter-spacing:-.01em;color:var(--ink-950);white-space:nowrap}
.nav-links{display:flex;align-items:center;gap:22px;margin-left:auto}
.nav-links a{
  position:relative;font-size:15px;font-weight:500;color:var(--ink-800);
  text-decoration:none;padding:6px 2px;transition:color .18s ease;white-space:nowrap;
}
.nav-links a:hover{color:var(--ink-950)}
.nav-links a.active{color:var(--ink-950);font-weight:700}
.nav-links a.active::after{
  content:"";position:absolute;left:2px;right:2px;bottom:-4px;height:3px;
  border-radius:3px;background:var(--lime);
}
.header-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.icon-btn{
  width:36px;height:36px;display:grid;place-items:center;border-radius:50%;
  border:1px solid var(--line);background:#fff;color:var(--ink-800);cursor:pointer;
  transition:background-color .18s ease,transform .18s ease,border-color .18s ease;
}
.icon-btn:hover{background:var(--paper-2);transform:translateY(-1px)}
.icon-btn:focus-visible{outline:2px solid var(--coral);outline-offset:2px}
.menu-toggle{display:none;width:36px;height:36px;border-radius:12px;border:1px solid var(--line);background:#fff;color:var(--ink-950);cursor:pointer;place-items:center}
.menu-toggle:focus-visible{outline:2px solid var(--coral);outline-offset:2px}
@media (max-width:1023px){
  .header-inner{height:56px;gap:12px}
  .brand-text{font-size:15.5px}
  .brand-mark{width:30px;height:30px;border-radius:10px}
  .menu-toggle{display:grid}
  .header-actions .btn{display:none}
  .nav-links{
    display:none;position:absolute;top:100%;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:0;margin-left:0;
    background:var(--paper);border-bottom:1px solid var(--line);
    box-shadow:0 18px 40px rgba(14,12,22,.14);padding:6px 20px 18px;
  }
  .nav-links.is-open{display:flex}
  .nav-links a{display:flex;align-items:center;gap:10px;min-height:48px;padding:12px 4px;font-size:16px;border-bottom:1px solid var(--line)}
  .nav-links a.active::after{display:none}
  .nav-links a.active::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--lime-dark);flex:0 0 auto}
}

/* ============ Hero ============ */
.hero{position:relative;overflow:hidden;padding:44px 0 64px}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(2px 2px at 12% 22%,rgba(14,12,22,.18),transparent 60%),
    radial-gradient(2px 2px at 86% 12%,rgba(159,216,46,.55),transparent 60%),
    radial-gradient(1.6px 1.6px at 68% 62%,rgba(14,12,22,.14),transparent 60%);
}
.hero-grid{position:relative;display:grid;grid-template-columns:1fr;gap:40px}
@media (min-width:1024px){
  .hero{padding:64px 0 88px}
  .hero-grid{grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:56px;align-items:center}
}
.hero h1{
  font-size:clamp(34px,5.2vw,58px);font-weight:800;letter-spacing:-.025em;
  line-height:1.12;margin:16px 0 18px;
}
.hero-sub{font-size:clamp(15.5px,1.6vw,18px);color:#3C3750;max-width:56ch;line-height:1.82}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.hero-points{display:flex;flex-wrap:wrap;gap:10px 18px;margin-top:26px;font-size:14px;color:var(--muted)}
.hero-points li{display:inline-flex;align-items:center;gap:7px}
.dot-lime{width:7px;height:7px;border-radius:50%;background:var(--lime-dark);flex:0 0 auto}
.hero-visual{
  position:relative;border-radius:var(--radius-lg);overflow:hidden;
  background:var(--ink-800);min-height:320px;box-shadow:var(--shadow-md);
}
.hero-visual img{width:100%;height:100%;min-height:320px;object-fit:cover;transform:scale(1.02)}
.hero-visual::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(158deg,rgba(14,12,22,.62) 0%,rgba(14,12,22,.16) 42%,rgba(27,23,40,.86) 100%);
}
.hero-task{
  position:absolute;left:18px;right:18px;bottom:18px;z-index:2;
  background:rgba(246,241,231,.97);border:1px solid rgba(255,255,255,.6);
  border-radius:16px;padding:16px 18px;box-shadow:0 12px 28px rgba(14,12,22,.22);
}
.hero-task h2{font-size:14px;font-weight:800;letter-spacing:.02em;margin-bottom:12px;color:var(--ink-950)}
.hero-task-row{display:flex;align-items:center;gap:12px;font-size:13px;color:#3C3750;margin-bottom:10px}
.hero-task-row:last-child{margin-bottom:0}
.hero-task-row span:first-child{flex:0 0 84px}
.hero-task-row .track{flex:1 1 auto}

/* ============ 进度条 ============ */
.track{height:7px;border-radius:999px;background:rgba(14,12,22,.12);overflow:hidden}
.track > span{display:block;height:100%;border-radius:999px;background:var(--lime);transition:width .4s ease}
.track-dark{background:rgba(246,241,231,.18)}

/* ============ 区块骨架 ============ */
.section{padding:56px 0}
@media (min-width:1024px){.section{padding:92px 0}}
.section-head{max-width:660px;margin-bottom:32px}
.section-title{font-size:clamp(25px,3.3vw,38px);font-weight:800;letter-spacing:-.015em;margin:0 0 12px}
.section-desc{font-size:15.5px;color:var(--muted);line-height:1.85}

/* ============ 快捷入口 ============ */
.quick-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
@media (min-width:768px){.quick-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media (min-width:1024px){.quick-grid{grid-template-columns:repeat(5,minmax(0,1fr))}}
.quick-item{
  display:flex;align-items:center;gap:10px;padding:14px 16px;min-height:60px;
  background:#fff;border:1px solid var(--line);border-radius:16px;text-decoration:none;
  color:var(--ink-950);font-weight:700;font-size:14.5px;
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.quick-item:hover{transform:translateY(-2px);box-shadow:var(--shadow-sm);border-color:rgba(200,255,77,.75)}
.quick-item:focus-visible{outline:2px solid var(--coral);outline-offset:2px}
.quick-num{
  width:28px;height:28px;border-radius:9px;background:var(--paper-2);color:var(--ink-800);
  display:grid;place-items:center;font-size:13px;font-weight:800;flex:0 0 auto;
  font-variant-numeric:tabular-nums;
}
.quick-item:hover .quick-num{background:var(--lime);color:var(--ink-950)}

/* ============ 时间线 ============ */
.timeline{display:grid;gap:0;max-width:860px}
.tl-item{position:relative;display:grid;grid-template-columns:52px minmax(0,1fr);gap:20px;padding-bottom:34px}
.tl-item::before{content:"";position:absolute;left:25px;top:56px;bottom:6px;width:2px;background:linear-gradient(180deg,rgba(200,255,77,.95),rgba(200,255,77,.12))}
.tl-item:last-child{padding-bottom:0}
.tl-item:last-child::before{display:none}
.tl-num{
  width:52px;height:52px;border-radius:16px;background:var(--ink-950);color:var(--lime);
  display:grid;place-items:center;font-weight:800;font-size:17px;font-variant-numeric:tabular-nums;
}
.tl-body h3{font-size:19px;font-weight:800;margin-bottom:6px}
.tl-body p{font-size:15px;color:#3C3750;line-height:1.8}
.tl-meta{display:inline-flex;align-items:center;gap:6px;margin-top:10px;font-size:13px;color:var(--muted)}

/* ============ 奖励预览 ============ */
.reward-grid{display:grid;grid-template-columns:1fr;gap:18px}
@media (min-width:768px){
  .reward-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
  .reward-main{grid-column:span 2}
}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  box-shadow:var(--shadow-sm);overflow:hidden;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(200,255,77,.65)}
.reward-card{display:flex;flex-direction:column;text-decoration:none;color:inherit}
.reward-media{position:relative;aspect-ratio:16/9;background:var(--ink-800);overflow:hidden}
.reward-media img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.reward-card:hover .reward-media img{transform:scale(1.04)}
.reward-tag{position:absolute;left:14px;top:14px;z-index:2}
.reward-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto}
.reward-body h3{font-size:18.5px;font-weight:800}
.reward-body p{font-size:14.5px;color:#3C3750;line-height:1.8}
.reward-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:6px}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:13.5px;font-weight:700;color:var(--ink-950);text-decoration:none}
.link-arrow svg{transition:transform .18s ease}
.link-arrow:hover svg{transform:translateX(4px)}
.link-arrow:hover{color:#5B8A0A}
.sub-card{
  padding:22px;display:flex;flex-direction:column;gap:10px;min-height:170px;
  border-radius:var(--radius-md);border:1px solid var(--line);background:var(--paper-2);
  transition:transform .2s ease,border-color .2s ease,background-color .2s ease;
}
.sub-card:hover{transform:translateY(-3px);border-color:rgba(200,255,77,.8);background:#fff}
.sub-icon{width:40px;height:40px;border-radius:12px;background:var(--ink-950);color:var(--lime);display:grid;place-items:center}
.sub-card h3{font-size:16.5px;font-weight:800}
.sub-card p{font-size:13.8px;color:#4A4459;line-height:1.78}

/* ============ 任务进度面板 ============ */
.progress-panel{
  position:relative;overflow:hidden;border-radius:26px;background:var(--ink-950);
  color:var(--paper);padding:34px 26px;display:grid;gap:32px;
  border:1px solid rgba(255,255,255,.12);
}
@media (min-width:1024px){.progress-panel{grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:52px;padding:52px 48px;align-items:center}}
.progress-panel::before{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.55;
  background:
    radial-gradient(2px 2px at 88% 18%,rgba(200,255,77,.9),transparent 60%),
    radial-gradient(1.6px 1.6px at 72% 74%,rgba(246,241,231,.7),transparent 60%),
    radial-gradient(1.6px 1.6px at 30% 88%,rgba(120,224,193,.7),transparent 60%);
}
.progress-copy h2{font-size:clamp(24px,3vw,34px);font-weight:800;color:var(--paper);margin:14px 0 14px;letter-spacing:-.015em}
.progress-copy p{font-size:15px;color:rgba(246,241,231,.76);line-height:1.85;max-width:44ch}
.progress-copy .btn{margin-top:24px}
.progress-list{display:grid;gap:20px;position:relative}
.progress-row{display:grid;gap:9px}
.progress-head{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:14px}
.progress-name{font-weight:700;color:var(--paper)}
.progress-state{font-size:12.5px;color:rgba(246,241,231,.62);font-variant-numeric:tabular-nums}
.progress-note{font-size:12.8px;color:rgba(246,241,231,.55);line-height:1.7;margin-top:4px}

/* ============ 最新信息 ============ */
.news-grid{display:grid;grid-template-columns:1fr;gap:24px}
@media (min-width:1024px){.news-grid{grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:34px;align-items:start}}
.feature-card{display:flex;flex-direction:column;text-decoration:none;color:inherit}
.feature-media{aspect-ratio:16/10;background:var(--ink-800);overflow:hidden}
.feature-media img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.feature-card:hover .feature-media img{transform:scale(1.04)}
.feature-body{padding:22px 24px 24px;display:grid;gap:10px}
.feature-body h3{font-size:19px;font-weight:800;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.feature-body p{font-size:14.5px;color:#3C3750;line-height:1.82;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.news-list{display:grid}
.news-item{
  display:grid;grid-template-columns:minmax(0,1fr) auto;gap:10px 18px;align-items:start;
  padding:18px 0;border-bottom:1px solid var(--line);text-decoration:none;color:inherit;
  transition:padding-left .2s ease,border-color .2s ease;
}
.news-item:first-child{padding-top:0}
.news-item:hover{padding-left:6px;border-color:rgba(200,255,77,.9)}
.news-item h3{font-size:16.5px;font-weight:700;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-item p{font-size:13.8px;color:var(--muted);line-height:1.72;margin-top:6px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-side{display:grid;justify-items:end;gap:8px;flex:0 0 auto}
.empty-state{
  border:1.5px dashed rgba(14,12,22,.22);border-radius:var(--radius-md);
  padding:40px 22px;text-align:center;background:#fff;
}
.empty-state .empty-icon{width:44px;height:44px;border-radius:14px;background:var(--paper-2);color:var(--ink-800);display:grid;place-items:center;margin:0 auto 14px}
.empty-state p{font-size:14.5px;color:var(--muted);line-height:1.8}
.empty-state .btn{margin-top:18px}

/* ============ FAQ ============ */
.faq-grid{display:grid;gap:14px}
@media (min-width:900px){.faq-grid{grid-template-columns:1fr 1fr;gap:16px}}
details.faq{
  background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;
  transition:border-color .2s ease,box-shadow .2s ease;
}
details.faq summary{
  list-style:none;cursor:pointer;display:flex;align-items:flex-start;gap:16px;justify-content:space-between;
  padding:20px 22px;font-size:16.5px;font-weight:700;line-height:1.55;color:var(--ink-950);
}
details.faq summary::-webkit-details-marker{display:none}
details.faq summary::after{
  content:"+";font-size:22px;line-height:1;font-weight:700;color:var(--ink-800);
  transition:transform .22s ease;flex:0 0 auto;
}
details.faq[open]{border-color:rgba(200,255,77,.85);box-shadow:var(--shadow-sm)}
details.faq[open] summary::after{transform:rotate(45deg)}
details.faq .faq-body{
  margin:0 22px 20px 22px;padding-left:16px;border-left:4px solid var(--lime);
  font-size:15px;line-height:1.85;color:#3C3750;
}
details.faq summary:focus-visible{outline:2px solid var(--coral);outline-offset:-2px}

/* ============ CTA 横条 ============ */
.cta-band{
  position:relative;overflow:hidden;border-radius:28px;background:var(--ink-950);color:var(--paper);
  padding:44px 26px;display:grid;gap:26px;border:1px solid rgba(255,255,255,.12);
}
@media (min-width:900px){.cta-band{grid-template-columns:minmax(0,7fr) minmax(0,5fr);align-items:center;padding:56px 52px;gap:40px}}
.cta-band::before{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.6;
  background:
    radial-gradient(2.2px 2.2px at 16% 24%,rgba(200,255,77,.85),transparent 60%),
    radial-gradient(1.8px 1.8px at 82% 30%,rgba(246,241,231,.75),transparent 60%),
    radial-gradient(1.8px 1.8px at 62% 82%,rgba(120,224,193,.7),transparent 60%);
}
.cta-band h2{font-size:clamp(25px,3.2vw,36px);font-weight:800;color:var(--paper);margin-bottom:14px;letter-spacing:-.015em}
.cta-band p{font-size:15px;color:rgba(246,241,231,.76);line-height:1.85;max-width:48ch}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;position:relative}
.btn-ghost-light{background:transparent;color:var(--paper);border-color:rgba(246,241,231,.5)}
.btn-ghost-light:hover{background:transparent;color:var(--lime);border-color:var(--lime);transform:translateY(-2px)}

/* ============ 页脚 ============ */
.site-footer{
  position:relative;overflow:hidden;background:var(--ink-950);color:rgba(246,241,231,.76);
  padding:60px 0 0;margin-top:8px;
}
.site-footer::before{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
  background:
    radial-gradient(1.8px 1.8px at 10% 20%,rgba(200,255,77,.75),transparent 60%),
    radial-gradient(1.6px 1.6px at 44% 12%,rgba(246,241,231,.6),transparent 60%),
    radial-gradient(1.6px 1.6px at 78% 26%,rgba(120,224,193,.6),transparent 60%),
    radial-gradient(1.6px 1.6px at 92% 62%,rgba(246,241,231,.5),transparent 60%);
}
.footer-grid{position:relative;display:grid;grid-template-columns:1fr;gap:34px;padding-bottom:44px}
@media (min-width:720px){.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px}}
.footer-brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;margin-bottom:16px}
.footer-brand .brand-mark{background:rgba(246,241,231,.1);color:var(--lime);border:1px solid rgba(255,255,255,.16)}
.footer-brand span{font-size:17px;font-weight:800;color:var(--paper);letter-spacing:-.01em}
.footer-about{font-size:14px;line-height:1.85;color:rgba(246,241,231,.66);max-width:34ch}
.footer-col h3{font-size:14px;font-weight:800;color:var(--paper);letter-spacing:.04em;margin-bottom:16px}
.footer-col ul{display:grid;gap:11px}
.footer-col a{font-size:14px;color:rgba(246,241,231,.72);text-decoration:none;transition:color .18s ease}
.footer-col a:hover{color:var(--lime)}
.footer-col a:focus-visible{outline:2px solid var(--lime);outline-offset:3px;border-radius:4px}
.footer-note{font-size:13.5px;line-height:1.85;color:rgba(246,241,231,.6)}
.footer-bottom{
  position:relative;border-top:1px solid rgba(255,255,255,.1);
  padding:20px 0;display:flex;flex-wrap:wrap;gap:10px 24px;align-items:center;justify-content:space-between;
  font-size:13px;color:rgba(246,241,231,.55);
}
.footer-bottom .sep{opacity:.4}

@media (max-width:639px){
  .hero{padding:32px 0 48px}
  .hero-actions .btn{width:100%}
  .cta-actions .btn{width:100%}
  .progress-panel{padding:28px 20px}
  .cta-band{padding:34px 20px;border-radius:22px}
}

/* roulang page: article */
:root{
  --ink-950:#0E0C16;
  --ink-800:#1B1728;
  --paper:#F6F1E7;
  --paper-2:#ECE5D8;
  --lime:#C8FF4D;
  --lime-dark:#9FD82E;
  --coral:#FF6B4A;
  --mint:#78E0C1;
  --muted:#6D6778;
  --line:rgba(14,12,22,.10);
  --radius-lg:24px;
  --radius-md:18px;
  --radius-sm:14px;
  --shadow-sm:0 12px 30px rgba(14,12,22,.08);
  --shadow-md:0 18px 42px rgba(14,12,22,.12);
  --container:1240px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Noto Sans SC","HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  background:var(--paper);
  color:var(--ink-800);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none;}
a{color:inherit;text-decoration:none;transition:color .2s ease,opacity .2s ease;}
button{font-family:inherit;cursor:pointer;border:0;background:none;}
input,textarea,select{font-family:inherit;font-size:inherit;color:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
:focus-visible{outline:2px solid var(--coral);outline-offset:3px;border-radius:6px;}
.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding-left:20px;
  padding-right:20px;
}
@media (min-width:768px){
  .container{padding-left:32px;padding-right:32px;}
}

/* ============ 导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  background:rgba(246,241,231,.96);
  border-bottom:1px solid var(--line);
  backdrop-filter:saturate(120%) blur(2px);
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  height:64px;
}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:34px;height:34px;border-radius:12px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--ink-950);color:var(--lime);
  box-shadow:0 6px 16px rgba(14,12,22,.18);
}
.brand-text{
  font-size:17px;font-weight:800;letter-spacing:-.2px;color:var(--ink-950);
  white-space:nowrap;
}
.nav-links{display:none;align-items:center;gap:2px;}
.nav-links a{
  position:relative;
  display:inline-block;
  padding:9px 12px;
  font-size:15px;
  color:var(--ink-800);
  border-radius:999px;
  transition:color .18s ease,background .18s ease;
}
.nav-links a::after{
  content:"";position:absolute;left:12px;right:12px;bottom:1px;height:3px;border-radius:3px;
  background:var(--lime);transform:scaleX(0);transform-origin:left;transition:transform .22s ease;
}
.nav-links a:hover{color:var(--ink-950);}
.nav-links a:hover::after,
.nav-links a.active::after{transform:scaleX(1);}
.nav-links a.active{color:var(--ink-950);font-weight:700;}
.header-actions{display:flex;align-items:center;gap:10px;}
.search-btn{
  width:36px;height:36px;border-radius:12px;
  display:inline-flex;align-items:center;justify-content:center;
  color:var(--ink-800);border:1px solid var(--line);background:#fff;
  transition:border-color .18s ease,color .18s ease,transform .18s ease;
}
.search-btn:hover{border-color:rgba(200,255,77,.9);color:var(--ink-950);transform:translateY(-1px);}
.menu-toggle{
  width:38px;height:38px;border-radius:12px;
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);background:#fff;color:var(--ink-950);
}
.menu-toggle:hover{border-color:rgba(200,255,77,.9);}
.mobile-drawer{
  display:none;
  border-top:1px solid var(--line);
  background:var(--paper);
  padding:12px 0 20px;
}
.mobile-drawer.open{display:block;}
.mobile-drawer a{
  display:flex;align-items:center;
  min-height:48px;padding:0 4px;
  font-size:16px;font-weight:600;color:var(--ink-800);
  border-bottom:1px dashed var(--line);
}
.mobile-drawer a:last-of-type{border-bottom:0;}
.mobile-drawer a.active{color:var(--ink-950);}
.mobile-drawer .drawer-cta{margin-top:14px;width:100%;justify-content:center;}
@media (min-width:1024px){
  .nav-links{display:flex;}
  .menu-toggle{display:none;}
  .mobile-drawer{display:none !important;}
}
@media (max-width:1023px){
  .header-inner{height:56px;}
  .brand-text{font-size:15.5px;}
}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:999px;
  font-size:15px;font-weight:700;letter-spacing:.2px;
  transition:transform .18s ease,background .18s ease,color .18s ease,border-color .18s ease,box-shadow .18s ease;
  white-space:nowrap;
}
.btn-sm{height:38px;padding:0 16px;font-size:14px;}
.btn-primary{background:var(--lime);color:var(--ink-950);box-shadow:0 10px 24px rgba(200,255,77,.32);}
.btn-primary:hover{background:var(--lime-dark);transform:translateY(-2px);box-shadow:0 14px 30px rgba(159,216,46,.34);}
.btn-primary:active{transform:scale(.98);}
.btn-ghost{background:transparent;color:var(--ink-950);border:1.5px solid rgba(14,12,22,.28);}
.btn-ghost:hover{background:var(--ink-950);color:var(--paper);border-color:var(--ink-950);transform:translateY(-2px);}
.btn-ghost:active{transform:scale(.98);}
.btn-dark-ghost{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.4);}
.btn-dark-ghost:hover{border-color:var(--lime);color:var(--lime);transform:translateY(-2px);}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:700;color:var(--ink-950);
}
.link-arrow svg{transition:transform .2s ease;}
.link-arrow:hover svg{transform:translateX(4px);}
.link-arrow:hover{color:var(--lime-dark);}

/* ============ 面包屑 ============ */
.crumb-bar{padding:20px 0 4px;background:var(--paper);}
.crumbs{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13.5px;color:var(--muted);
}
.crumbs a{color:var(--muted);}
.crumbs a:hover{color:var(--ink-950);}
.crumbs .sep{opacity:.5;}
.crumbs .current{color:var(--ink-800);font-weight:600;max-width:60ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

/* ============ 文章头部 ============ */
.article-head{padding:18px 0 34px;}
.article-head-inner{max-width:860px;}
.badge-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:18px;}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  height:28px;padding:0 13px;border-radius:999px;
  font-size:12.5px;font-weight:700;letter-spacing:.3px;
}
.badge-lime{background:var(--lime);color:var(--ink-950);}
.badge-outline{background:transparent;color:var(--ink-800);border:1px solid var(--line);}
.article-h1{
  font-size:32px;line-height:1.32;font-weight:800;letter-spacing:-.5px;
  color:var(--ink-950);margin-bottom:18px;
}
@media (min-width:768px){ .article-h1{font-size:42px;} }
@media (min-width:1280px){ .article-h1{font-size:46px;} }
.article-lead{
  font-size:16.5px;line-height:1.85;color:#3b3548;margin-bottom:22px;max-width:72ch;
}
.meta-row{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 16px;
  padding-top:18px;border-top:1px solid var(--line);
  font-size:13.5px;color:var(--muted);
  font-variant-numeric:tabular-nums;
}
.meta-row .dot{opacity:.45;}
.meta-pill{
  display:inline-flex;align-items:center;gap:6px;
  height:26px;padding:0 11px;border-radius:999px;
  background:var(--paper-2);color:var(--ink-800);font-size:12.5px;font-weight:600;
}

/* ============ 正文布局 ============ */
.article-wrap{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:40px;
  padding:8px 0 24px;
}
@media (min-width:1024px){
  .article-wrap{grid-template-columns:minmax(0,1fr) 268px;gap:48px;align-items:start;}
}
.article-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-sm);
  padding:26px 20px 30px;
}
@media (min-width:768px){
  .article-card{padding:40px 44px 46px;}
}
.article-body{
  max-width:820px;
  font-size:18px;
  line-height:1.9;
  color:#241f31;
  word-break:break-word;
}
.article-body > *:first-child{margin-top:0;}
.article-body p{margin:0 0 20px;}
.article-body h2{
  font-size:26px;line-height:1.4;font-weight:800;color:var(--ink-950);
  margin:44px 0 18px;padding-left:16px;border-left:4px solid var(--lime);
  letter-spacing:-.3px;
}
.article-body h3{
  font-size:21px;line-height:1.5;font-weight:700;color:var(--ink-950);
  margin:32px 0 14px;
}
.article-body h4{
  font-size:18px;font-weight:700;color:var(--ink-950);margin:24px 0 12px;
}
.article-body ul,.article-body ol{margin:0 0 22px;padding-left:24px;}
.article-body ul{list-style:disc;}
.article-body ol{list-style:decimal;}
.article-body li{margin-bottom:10px;padding-left:2px;}
.article-body li::marker{color:var(--lime-dark);font-weight:700;}
.article-body blockquote{
  margin:26px 0;padding:18px 22px;
  border-left:3px solid var(--coral);
  background:var(--paper-2);
  border-radius:0 var(--radius-sm) var(--radius-sm) 0;
  color:#3b3548;font-size:17px;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body a{
  color:var(--ink-950);
  text-decoration:underline;
  text-decoration-color:var(--lime);
  text-decoration-thickness:2px;
  text-underline-offset:3px;
}
.article-body a:hover{color:var(--lime-dark);}
.article-body img{border-radius:18px;margin:6px auto;box-shadow:var(--shadow-sm);height:auto;}
.article-body figure{margin:28px 0;}
.article-body figcaption{font-size:13.5px;color:var(--muted);text-align:center;margin-top:10px;}
.article-body table{
  width:100%;border-collapse:separate;border-spacing:0;
  border:1px solid var(--line);border-radius:16px;overflow:hidden;
  margin:26px 0;font-size:15.5px;
}
.article-body thead th{
  background:var(--ink-950);color:var(--paper);
  font-weight:700;text-align:left;padding:13px 16px;font-size:14.5px;
}
.article-body tbody td{
  padding:13px 16px;border-top:1px solid var(--line);vertical-align:top;
}
.article-body tbody tr:nth-child(even){background:rgba(236,229,216,.45);}
.article-body code{
  background:var(--paper-2);border-radius:6px;padding:2px 6px;
  font-size:.92em;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;
}
.article-body pre{
  background:var(--ink-950);color:#E9E4F5;border-radius:16px;
  padding:18px 20px;overflow:auto;margin:24px 0;font-size:14px;
}
.article-body pre code{background:none;padding:0;color:inherit;}
.article-body hr{border:0;border-top:1px solid var(--line);margin:36px 0;}

/* ============ 侧栏 ============ */
.side-col{display:flex;flex-direction:column;gap:20px;}
@media (min-width:1024px){
  .side-col{position:sticky;top:88px;}
}
.side-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);
  padding:20px 20px 22px;box-shadow:var(--shadow-sm);
}
.side-card h2,.side-card h3{
  font-size:14px;font-weight:800;letter-spacing:.6px;color:var(--ink-950);
  margin-bottom:14px;
}
.side-list li{margin-bottom:12px;}
.side-list a{
  display:flex;align-items:flex-start;gap:9px;
  font-size:14.5px;line-height:1.65;color:#3b3548;
}
.side-list a::before{
  content:"";flex:0 0 auto;width:6px;height:6px;border-radius:50%;
  background:var(--lime);margin-top:9px;
}
.side-list a:hover{color:var(--ink-950);}
.side-card-dark{
  background:var(--ink-950);color:rgba(246,241,231,.86);
  border:1px solid rgba(255,255,255,.12);
}
.side-card-dark h3{color:#fff;}
.side-card-dark p{font-size:14px;line-height:1.75;margin-bottom:16px;}
.side-note{font-size:13px;color:var(--muted);line-height:1.7;}

/* ============ 空状态 ============ */
.empty-state{
  border:1.5px dashed rgba(14,12,22,.22);
  border-radius:var(--radius-md);
  padding:44px 24px;text-align:center;background:rgba(236,229,216,.35);
}
.empty-state .star{
  width:52px;height:52px;margin:0 auto 16px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:var(--lime);color:var(--ink-950);
}
.empty-state h2{font-size:22px;font-weight:800;color:var(--ink-950);margin-bottom:10px;}
.empty-state p{font-size:15px;color:var(--muted);margin-bottom:22px;}

/* ============ 相关推荐 ============ */
.section{padding:56px 0;}
@media (min-width:1024px){ .section{padding:80px 0;} }
.section-head{
  display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;
  gap:14px;margin-bottom:28px;
}
.section-head h2{
  font-size:26px;font-weight:800;letter-spacing:-.4px;color:var(--ink-950);
}
@media (min-width:768px){ .section-head h2{font-size:32px;} }
.section-head .sub{font-size:14px;color:var(--muted);}
.tag-line{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.6px;color:var(--muted);
  margin-bottom:10px;
}
.tag-line::before{
  content:"";width:22px;height:3px;border-radius:3px;background:var(--lime);
}
.rel-grid{display:grid;grid-template-columns:1fr;gap:20px;}
@media (min-width:768px){ .rel-grid{grid-template-columns:repeat(3,1fr);gap:24px;} }
.rel-card{
  display:flex;flex-direction:column;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);
  overflow:hidden;box-shadow:var(--shadow-sm);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.rel-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(200,255,77,.55);}
.rel-thumb{aspect-ratio:16/9;overflow:hidden;background:var(--ink-800);}
.rel-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease;}
.rel-card:hover .rel-thumb img{transform:scale(1.03);}
.rel-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.rel-body h3{font-size:18px;line-height:1.5;font-weight:700;color:var(--ink-950);}
.rel-body p{font-size:14px;line-height:1.7;color:var(--muted);flex:1;}
.rel-meta{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  font-size:12.5px;color:var(--muted);font-variant-numeric:tabular-nums;
}

/* ============ 文末 CTA ============ */
.cta-band{
  position:relative;overflow:hidden;
  background:var(--ink-950);color:var(--paper);
  border-radius:var(--radius-lg);
  padding:38px 24px;
  margin:8px 0 0;
}
.cta-band::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(circle at 88% 18%, rgba(200,255,77,.22), transparent 42%),
    radial-gradient(circle at 12% 88%, rgba(120,224,193,.14), transparent 46%);
  pointer-events:none;
}
.cta-band-inner{position:relative;z-index:1;display:grid;gap:22px;}
@media (min-width:900px){
  .cta-band{padding:52px 48px;}
  .cta-band-inner{grid-template-columns:1.5fr .9fr;align-items:center;gap:36px;}
}
.cta-band h2{
  font-size:26px;line-height:1.35;font-weight:800;color:#fff;letter-spacing:-.4px;
  margin-bottom:12px;
}
@media (min-width:768px){ .cta-band h2{font-size:32px;} }
.cta-band p{font-size:15px;line-height:1.8;color:rgba(246,241,231,.78);max-width:56ch;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;}
@media (max-width:519px){ .cta-actions .btn{width:100%;} }

/* ============ 页脚 ============ */
.site-footer{
  position:relative;
  margin-top:64px;
  background:var(--ink-950);
  color:rgba(246,241,231,.74);
  padding:56px 0 26px;
  overflow:hidden;
}
.site-footer::before{
  content:"";position:absolute;inset:0;
  background-image:
    radial-gradient(1.4px 1.4px at 12% 22%, rgba(255,255,255,.35), transparent),
    radial-gradient(1.2px 1.2px at 68% 14%, rgba(200,255,77,.4), transparent),
    radial-gradient(1.6px 1.6px at 38% 72%, rgba(255,255,255,.22), transparent),
    radial-gradient(1.2px 1.2px at 88% 62%, rgba(120,224,193,.32), transparent);
  opacity:.7;pointer-events:none;
}
.site-footer .container{position:relative;z-index:1;}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px;}
@media (min-width:768px){ .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:36px;} }
@media (min-width:1100px){ .footer-grid{grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:44px;} }
.footer-brand{
  display:inline-flex;align-items:center;gap:10px;
  font-size:17px;font-weight:800;color:#fff;margin-bottom:14px;
}
.footer-brand .brand-mark{background:rgba(246,241,231,.1);color:var(--lime);}
.footer-about{font-size:14px;line-height:1.8;color:rgba(246,241,231,.62);max-width:34ch;}
.footer-col h3{
  font-size:14px;font-weight:800;letter-spacing:.8px;color:#fff;margin-bottom:14px;
}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul a{font-size:14.5px;color:rgba(246,241,231,.68);}
.footer-col ul a:hover{color:var(--lime);}
.footer-note{font-size:13.5px;line-height:1.8;color:rgba(246,241,231,.6);}
.footer-bottom{
  margin-top:38px;padding-top:20px;
  border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  font-size:13px;color:rgba(246,241,231,.5);
  font-variant-numeric:tabular-nums;
}
.footer-bottom .sep{opacity:.5;}

/* roulang page: category1 */
:root{
  --ink-950:#0E0C16;
  --ink-800:#1B1728;
  --ink-700:#2A2440;
  --paper:#F6F1E7;
  --paper-2:#ECE5D8;
  --lime:#C8FF4D;
  --lime-dark:#9FD82E;
  --coral:#FF6B4A;
  --mint:#78E0C1;
  --muted:#6D6778;
  --line:rgba(14,12,22,.10);
  --radius-lg:24px;
  --radius-md:18px;
  --radius-sm:14px;
  --shadow-sm:0 12px 30px rgba(14,12,22,.08);
  --shadow-md:0 18px 42px rgba(14,12,22,.12);
  --nav-h:64px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink-950);
  font-family:"Noto Sans SC","HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
h1,h2,h3,h4,p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 20px}
@media(min-width:1024px){.container{padding:0 32px}}

/* ---------- 装饰 ---------- */
.stars{
  position:absolute;inset:0;pointer-events:none;
  background-image:
    radial-gradient(1.6px 1.6px at 12% 22%, rgba(200,255,77,.85) 50%, transparent 51%),
    radial-gradient(1.3px 1.3px at 78% 14%, rgba(246,241,231,.7) 50%, transparent 51%),
    radial-gradient(1.8px 1.8px at 62% 68%, rgba(200,255,77,.55) 50%, transparent 51%),
    radial-gradient(1.2px 1.2px at 32% 82%, rgba(246,241,231,.55) 50%, transparent 51%),
    radial-gradient(1.4px 1.4px at 88% 58%, rgba(120,224,193,.6) 50%, transparent 51%),
    radial-gradient(1px 1px at 46% 36%, rgba(246,241,231,.5) 50%, transparent 51%);
  opacity:.9;
}
.orbit-ring{
  position:absolute;border:1px solid rgba(200,255,77,.28);
  border-radius:50%;pointer-events:none;
}
.track-stripe{
  background-image:repeating-linear-gradient(135deg,rgba(14,12,22,.055) 0 10px,transparent 10px 22px);
}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(246,241,231,.94);
  border-bottom:1px solid var(--line);
  backdrop-filter:saturate(1.15);
}
.nav-wrap{
  max-width:1240px;margin:0 auto;padding:0 20px;
  height:var(--nav-h);
  display:grid;grid-template-columns:1fr auto;align-items:center;gap:16px;
}
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:800;letter-spacing:-.4px;font-size:17px;color:var(--ink-950)}
.brand-mark{
  width:34px;height:34px;border-radius:12px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--ink-950);color:var(--lime);
  box-shadow:0 6px 16px rgba(14,12,22,.22);
  flex:0 0 auto;
}
.brand-text{white-space:nowrap}
.nav-links{display:none}
.nav-tools{display:none}
.icon-btn{
  width:36px;height:36px;border-radius:12px;
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);background:#fff;color:var(--ink-800);
  transition:all .18s ease;cursor:pointer;
}
.icon-btn:hover{background:var(--ink-950);color:var(--lime);border-color:var(--ink-950)}
.icon-btn:focus-visible{outline:2px solid var(--coral);outline-offset:2px}
.menu-btn{
  width:38px;height:38px;border-radius:12px;border:1px solid var(--line);
  background:#fff;display:inline-flex;align-items:center;justify-content:center;
  color:var(--ink-800);cursor:pointer;
}
.menu-btn:focus-visible{outline:2px solid var(--coral);outline-offset:2px}
.mobile-head{display:flex;align-items:center;justify-content:space-between;gap:12px}
.mobile-drawer{
  display:none;padding:0 20px 20px;
  border-top:1px solid var(--line);
  background:var(--paper);
}
.mobile-drawer.open{display:block}
.mobile-drawer a.m-link{
  display:flex;align-items:center;justify-content:space-between;
  height:48px;border-bottom:1px solid var(--line);
  font-size:16px;font-weight:600;
}
.mobile-drawer a.m-link.active{color:var(--ink-950);border-left:3px solid var(--lime);padding-left:12px}
.mobile-drawer a.m-link:hover{color:var(--ink-800);padding-left:12px}
@media(min-width:1024px){
  .nav-wrap{grid-template-columns:minmax(0,7fr) minmax(0,5fr);height:var(--nav-h);gap:24px}
  .nav-links{display:flex;align-items:center;gap:26px;justify-self:start}
  .nav-links a{
    position:relative;font-size:15px;font-weight:600;color:var(--ink-800);
    padding:6px 0;transition:color .18s ease;white-space:nowrap;
  }
  .nav-links a::after{
    content:"";position:absolute;left:0;right:0;bottom:-2px;height:3px;border-radius:3px;
    background:var(--lime);transform:scaleX(0);transform-origin:left;transition:transform .2s ease;
  }
  .nav-links a:hover{color:var(--ink-950)}
  .nav-links a:hover::after,.nav-links a.active::after{transform:scaleX(1)}
  .nav-links a.active{color:var(--ink-950);font-weight:800}
  .nav-tools{display:flex;align-items:center;justify-content:flex-end;gap:12px;justify-self:end}
  .mobile-head{display:none}
  .mobile-drawer{display:none!important}
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:999px;font-weight:700;font-size:15px;
  padding:12px 22px;border:1px solid transparent;
  transition:transform .16s ease,background .18s ease,color .18s ease,border-color .18s ease,box-shadow .18s ease;
  cursor:pointer;
}
.btn:focus-visible{outline:2px solid var(--coral);outline-offset:3px}
.btn-primary{background:var(--lime);color:var(--ink-950);box-shadow:0 10px 24px rgba(159,216,46,.32)}
.btn-primary:hover{background:var(--lime-dark);transform:translateY(-2px)}
.btn-primary:active{transform:scale(.98)}
.btn-ghost{background:transparent;color:var(--ink-950);border-color:rgba(14,12,22,.24)}
.btn-ghost:hover{background:var(--ink-950);color:var(--paper);border-color:var(--ink-950)}
.btn-dark{background:var(--ink-950);color:var(--paper)}
.btn-dark:hover{background:var(--ink-800);transform:translateY(-2px)}
.btn-sm{padding:9px 18px;font-size:14px}
.btn-block{width:100%}
@media(max-width:519px){.btn-block-xs{width:100%}}

/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:999px;
  font-size:12.5px;font-weight:700;letter-spacing:.2px;
}
.badge-lime{background:var(--lime);color:var(--ink-950)}
.badge-soft{background:var(--paper-2);color:var(--ink-800)}
.badge-dark{background:rgba(14,12,22,.06);color:var(--ink-800)}
.badge-coral{background:rgba(255,107,74,.14);color:#C23A1C}

/* ---------- 面包屑 ---------- */
.crumbs{padding:22px 0 0;font-size:13.5px;color:var(--muted)}
.crumbs ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.crumbs a{color:var(--muted);transition:color .16s}
.crumbs a:hover{color:var(--ink-950)}
.crumbs .sep{opacity:.55}
.crumbs [aria-current]{color:var(--ink-950);font-weight:700}

/* ---------- Hero ---------- */
.hero{padding:28px 0 64px}
.hero-grid{display:grid;gap:32px}
.hero-copy h1{
  font-size:clamp(34px,5vw,54px);
  line-height:1.16;font-weight:800;letter-spacing:-1.2px;margin:16px 0 0;
}
.hero-copy h1 em{font-style:normal;color:var(--ink-800);position:relative}
.hero-copy h1 em::after{
  content:"";position:absolute;left:0;right:0;bottom:4px;height:10px;
  background:var(--lime);opacity:.5;border-radius:6px;z-index:-1;
}
.hero-lead{margin-top:18px;font-size:16.5px;color:var(--muted);max-width:62ch;line-height:1.85}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.hero-visual{position:relative}
.hero-media{
  position:relative;overflow:hidden;border-radius:var(--radius-lg);
  background:var(--ink-800);
  box-shadow:var(--shadow-md);
  aspect-ratio:16/11;
}
.hero-media img{width:100%;height:100%;object-fit:cover}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(190deg,rgba(14,12,22,.14) 0%,rgba(14,12,22,.66) 100%);
}
.hero-float{
  position:absolute;left:16px;right:16px;bottom:16px;
  background:rgba(246,241,231,.96);
  border-radius:var(--radius-md);
  padding:16px 18px;
  box-shadow:var(--shadow-sm);
  border:1px solid var(--line);
}
.hero-float .row{display:flex;align-items:center;justify-content:space-between;gap:12px}
.hero-float strong{font-size:14.5px}
.hero-float small{color:var(--muted);font-size:12.5px}
.mini-track{height:7px;border-radius:999px;background:var(--paper-2);margin-top:12px;overflow:hidden}
.mini-track i{display:block;height:100%;width:64%;border-radius:999px;background:linear-gradient(90deg,var(--lime-dark),var(--lime))}
@media(min-width:640px){
  .hero-grid{grid-template-columns:1fr 1fr;align-items:center}
}
@media(min-width:1024px){
  .hero{padding:40px 0 84px}
  .hero-grid{grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:40px}
  .hero-float{left:auto;width:268px;right:18px;bottom:18px}
}

/* ---------- 板块通用 ---------- */
.section{padding:56px 0}
@media(min-width:1024px){.section{padding:84px 0}}
.section-head{max-width:760px;margin-bottom:34px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;color:var(--ink-800);
  background:rgba(200,255,77,.34);
  padding:5px 13px;border-radius:999px;margin-bottom:14px;
}
.section-head h2{font-size:clamp(26px,3.4vw,38px);line-height:1.24;letter-spacing:-.8px;font-weight:800}
.section-head p{margin-top:14px;color:var(--muted);font-size:16px;line-height:1.85}

/* ---------- 步骤 ---------- */
.steps{display:grid;gap:18px}
.step{
  position:relative;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-md);padding:24px 24px 24px 24px;
  box-shadow:var(--shadow-sm);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  display:grid;grid-template-columns:auto 1fr;gap:18px;align-items:start;
}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(200,255,77,.7)}
.step-num{
  width:54px;height:54px;border-radius:16px;flex:0 0 auto;
  display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:19px;
  background:var(--ink-950);color:var(--lime);
  font-variant-numeric:tabular-nums;
}
.step h3{font-size:20px;font-weight:800;letter-spacing:-.3px}
.step p{margin-top:8px;color:var(--muted);font-size:15px;line-height:1.85}
.step .tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.check-list{margin-top:14px;display:grid;gap:8px}
.check-list li{display:flex;gap:10px;font-size:14.5px;color:var(--ink-800)}
.check-list svg{flex:0 0 auto;margin-top:5px;color:var(--lime-dark)}
@media(min-width:768px){.steps{grid-template-columns:1fr 1fr}}
@media(min-width:1024px){.steps{grid-template-columns:1fr 1fr;gap:22px}}

/* ---------- 兼容面板 ---------- */
.compat{background:var(--paper-2);border-radius:var(--radius-lg);padding:28px 22px}
@media(min-width:1024px){.compat{padding:44px}}
.compat-grid{display:grid;gap:22px;margin-top:26px}
.panel{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);
  padding:22px;box-shadow:var(--shadow-sm);
}
.panel h3{font-size:18px;font-weight:800;display:flex;align-items:center;gap:10px}
.panel h3 span.dot{width:9px;height:9px;border-radius:50%;background:var(--lime-dark);display:inline-block}
.panel ul{margin-top:16px;display:grid;gap:12px}
.panel li{display:flex;align-items:flex-start;gap:10px;font-size:14.6px;color:var(--ink-800);line-height:1.75}
.panel li .mark{
  width:20px;height:20px;border-radius:50%;flex:0 0 auto;margin-top:3px;
  display:inline-flex;align-items:center;justify-content:center;
  font-size:12px;font-weight:800;
}
.mark-yes{background:rgba(200,255,77,.5);color:var(--ink-950)}
.mark-no{background:rgba(255,107,74,.16);color:#C23A1C}
@media(min-width:768px){.compat-grid{grid-template-columns:1fr 1fr;gap:24px}}

/* ---------- 提醒条 ---------- */
.alert{
  display:flex;gap:16px;align-items:flex-start;
  border-radius:var(--radius-md);
  border:1px solid rgba(255,107,74,.36);
  background:rgba(255,107,74,.07);
  padding:20px 22px;
}
.alert .ico{
  width:40px;height:40px;border-radius:12px;flex:0 0 auto;
  background:var(--coral);color:#fff;display:flex;align-items:center;justify-content:center;
}
.alert h3{font-size:17px;font-weight:800}
.alert p{margin-top:6px;font-size:14.6px;color:var(--ink-800);line-height:1.8}

/* ---------- 场景卡 ---------- */
.scene-grid{display:grid;gap:20px}
.scene{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  overflow:hidden;box-shadow:var(--shadow-sm);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  display:flex;flex-direction:column;
}
.scene:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(200,255,77,.7)}
.scene .thumb{aspect-ratio:16/9;background:var(--ink-800);overflow:hidden}
.scene .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.scene:hover .thumb img{transform:scale(1.04)}
.scene .body{padding:22px;display:flex;flex-direction:column;gap:10px;flex:1}
.scene h3{font-size:19px;font-weight:800;letter-spacing:-.3px}
.scene p{font-size:14.8px;color:var(--muted);line-height:1.8}
.scene .more{margin-top:auto;font-size:14px;font-weight:700;color:var(--ink-950);display:inline-flex;align-items:center;gap:6px}
.scene .more svg{transition:transform .2s ease}
.scene:hover .more svg{transform:translateX(4px)}
@media(min-width:768px){.scene-grid{grid-template-columns:1fr 1fr}}
@media(min-width:1024px){.scene-grid{grid-template-columns:1fr 1fr 1fr}}

/* ---------- FAQ ---------- */
.faq-grid{display:grid;gap:16px}
.faq{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);
  overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq[open]{border-color:rgba(200,255,77,.85);box-shadow:var(--shadow-sm)}
.faq summary{
  list-style:none;cursor:pointer;padding:18px 20px;
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  font-size:16.5px;font-weight:700;line-height:1.6;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary .plus{
  width:26px;height:26px;border-radius:50%;flex:0 0 auto;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--paper-2);color:var(--ink-950);
  transition:transform .22s ease,background .22s ease;
  font-size:16px;line-height:1;
}
.faq[open] summary .plus{transform:rotate(45deg);background:var(--lime)}
.faq .answer{
  padding:0 20px 20px 20px;
  border-left:4px solid var(--lime);
  margin-left:20px;
  font-size:15px;line-height:1.85;color:var(--muted);
}
@media(min-width:1024px){.faq-grid{grid-template-columns:1fr 1fr;gap:18px;align-items:start}}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;
  background:var(--ink-950);color:var(--paper);
  border-radius:var(--radius-lg);
  padding:40px 24px;
}
.cta-band h2{font-size:clamp(24px,3.4vw,36px);line-height:1.26;font-weight:800;letter-spacing:-.8px}
.cta-band p{margin-top:14px;color:rgba(246,241,231,.76);font-size:15.5px;max-width:62ch}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px}
.btn-on-dark{background:var(--lime);color:var(--ink-950);padding:15px 30px;font-size:16px}
.btn-on-dark:hover{background:var(--lime-dark);transform:translateY(-2px)}
.link-outline{
  display:inline-flex;align-items:center;gap:8px;
  color:var(--paper);font-weight:700;font-size:15px;
  border:1px solid rgba(246,241,231,.4);border-radius:999px;padding:15px 26px;
  transition:all .18s ease;
}
.link-outline:hover{border-color:var(--lime);color:var(--lime)}
.link-outline:focus-visible{outline:2px solid var(--coral);outline-offset:3px}
@media(min-width:1024px){.cta-band{padding:56px 56px;display:grid;grid-template-columns:1.4fr .9fr;gap:40px;align-items:center}
.cta-actions{margin-top:0;justify-content:flex-end}}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--ink-950);color:rgba(246,241,231,.82);
  position:relative;overflow:hidden;margin-top:56px;
  padding:56px 0 26px;
}
.site-footer .stars{opacity:.5}
.footer-grid{display:grid;gap:32px;position:relative;z-index:1}
.footer-brand{
  display:inline-flex;align-items:center;gap:10px;
  color:var(--paper);font-weight:800;font-size:18px;letter-spacing:-.4px;
}
.footer-brand .brand-mark{background:rgba(246,241,231,.1);color:var(--lime);box-shadow:none;border:1px solid rgba(246,241,231,.16)}
.footer-about{margin-top:16px;font-size:14.4px;line-height:1.85;color:rgba(246,241,231,.66);max-width:38ch}
.footer-col h3{font-size:14px;font-weight:800;color:var(--paper);letter-spacing:.4px;margin-bottom:14px}
.footer-col ul{display:grid;gap:10px}
.footer-col a{font-size:14.4px;color:rgba(246,241,231,.7);transition:color .16s ease}
.footer-col a:hover{color:var(--lime)}
.footer-note{font-size:13.6px;color:rgba(246,241,231,.6);line-height:1.8}
.footer-bottom{
  position:relative;z-index:1;
  margin-top:38px;padding-top:20px;
  border-top:1px solid rgba(246,241,231,.14);
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:rgba(246,241,231,.56);
  font-variant-numeric:tabular-nums;
}
.footer-bottom .sep{opacity:.5}
@media(min-width:768px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:28px}}
@media(min-width:1024px){.site-footer{padding:72px 0 30px;margin-top:84px}}

/* roulang page: category3 */
:root{
  --ink-950:#0E0C16;
  --ink-800:#1B1728;
  --paper:#F6F1E7;
  --paper-2:#ECE5D8;
  --lime:#C8FF4D;
  --lime-dark:#9FD82E;
  --coral:#FF6B4A;
  --mint:#78E0C1;
  --muted:#6D6778;
  --line:rgba(14,12,22,.10);
  --radius-lg:24px;
  --radius-md:18px;
  --shadow-sm:0 12px 30px rgba(14,12,22,.08);
  --shadow-md:0 18px 42px rgba(14,12,22,.12);
  --nav-h:64px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink-950);
  font-family:"Noto Sans SC","HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  font-variant-numeric:tabular-nums;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
h1,h2,h3,p,ul,ol{margin:0}
ul{padding:0;list-style:none}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 20px}
@media (min-width:768px){.container{padding:0 32px}}

/* ============ header ============ */
.site-header{position:sticky;top:0;z-index:80;background:rgba(246,241,231,.96);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;height:var(--nav-h)}
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:800;font-size:17px;letter-spacing:-.3px;white-space:nowrap;color:var(--ink-950)}
.brand-mark{width:32px;height:32px;border-radius:10px;background:var(--ink-950);color:var(--lime);display:grid;place-items:center;flex:none;transition:transform .25s}
.brand:hover .brand-mark{transform:rotate(-8deg)}
.nav-links{display:none;align-items:center;gap:26px}
.nav-links a{position:relative;display:inline-block;padding:6px 0;font-size:15px;font-weight:600;color:#453F55;transition:color .2s}
.nav-links a::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:3px;border-radius:3px;background:var(--lime);transform:scaleX(0);transform-origin:left;transition:transform .22s ease}
.nav-links a:hover{color:var(--ink-950)}
.nav-links a:hover::after{transform:scaleX(1)}
.nav-links a.active{color:var(--ink-950)}
.nav-links a.active::after{transform:scaleX(1)}
.header-right{display:flex;align-items:center;gap:10px}
.icon-btn{width:36px;height:36px;border-radius:50%;display:grid;place-items:center;border:1px solid var(--line);background:#fff;color:var(--ink-950);cursor:pointer;transition:background .2s,color .2s,border-color .2s,transform .2s}
.icon-btn:hover{background:var(--ink-950);color:var(--lime);border-color:var(--ink-950)}
.icon-btn:active{transform:scale(.96)}
.icon-btn:focus-visible{outline:2px solid var(--coral);outline-offset:2px}
.menu-toggle{width:38px;height:38px;border-radius:12px;border:1px solid var(--line);background:#fff;display:grid;place-items:center;cursor:pointer;color:var(--ink-950)}
.menu-toggle:focus-visible{outline:2px solid var(--coral);outline-offset:2px}
.header-cta{display:none}
.mobile-drawer{display:none;background:var(--paper);border-top:1px solid var(--line)}
.mobile-drawer.open{display:block}
.mobile-drawer nav{display:flex;flex-direction:column;padding:6px 0 18px}
.mobile-drawer nav a{display:flex;align-items:center;height:48px;padding:0 20px;font-weight:600;font-size:15px;border-bottom:1px solid var(--line);color:#453F55}
.mobile-drawer nav a.active{color:var(--ink-950);background:rgba(200,255,77,.22)}
.mobile-drawer .drawer-cta{margin:16px 20px 0;justify-content:center}
@media (min-width:1024px){
  .nav-links{display:flex}
  .menu-toggle{display:none}
  .header-cta{display:inline-flex}
  .mobile-drawer{display:none !important}
}

/* ============ buttons ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:999px;padding:12px 24px;font-size:15px;font-weight:700;line-height:1.2;border:1.5px solid transparent;cursor:pointer;transition:transform .18s,background .18s,color .18s,border-color .18s,box-shadow .18s}
.btn svg{flex:none;transition:transform .2s}
.btn-primary{background:var(--lime);color:var(--ink-950)}
.btn-primary:hover{background:var(--lime-dark);transform:translateY(-2px);box-shadow:0 10px 24px rgba(159,216,46,.4)}
.btn-primary:hover svg{transform:translateX(3px)}
.btn-primary:active{transform:scale(.98)}
.btn-primary:focus-visible{outline:2px solid var(--coral);outline-offset:3px}
.btn-ghost{background:transparent;color:var(--ink-950);border-color:rgba(14,12,22,.28)}
.btn-ghost:hover{background:var(--ink-950);color:var(--paper);border-color:var(--ink-950);transform:translateY(-2px)}
.btn-ghost:hover svg{transform:translateX(3px)}
.btn-ghost:active{transform:scale(.98)}
.btn-ghost:focus-visible{outline:2px solid var(--coral);outline-offset:3px}
.btn-ghost-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.45)}
.btn-ghost-light:hover{color:var(--lime);border-color:var(--lime);transform:translateY(-2px)}
.btn-ghost-light:focus-visible{outline:2px solid var(--coral);outline-offset:3px}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:700;color:var(--ink-950)}
.link-arrow svg{transition:transform .2s}
.link-arrow:hover svg{transform:translateX(4px)}
.link-arrow:hover{color:var(--lime-dark)}

/* ============ badges / tags ============ */
.badge{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;font-size:13px;font-weight:700;background:rgba(200,255,77,.3);color:#3B4A12;border:1px solid rgba(159,216,46,.55)}
.badge-dark{background:rgba(255,255,255,.12);color:var(--lime);border-color:rgba(200,255,77,.35)}
.tag{display:inline-flex;align-items:center;padding:4px 11px;border-radius:999px;font-size:12px;font-weight:700;background:var(--paper-2);color:#4C465C}
.tag-lime{background:var(--lime);color:var(--ink-950)}
.tag-coral{background:rgba(255,107,74,.14);color:#B33C22}

/* ============ hero ============ */
.hero{position:relative;padding:32px 0 64px;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(159,216,46,.4) 1px, transparent 1px);background-size:110px 110px;opacity:.55;pointer-events:none;-webkit-mask-image:linear-gradient(to bottom,#000,transparent 72%);mask-image:linear-gradient(to bottom,#000,transparent 72%)}
.hero .container{position:relative;z-index:2}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:26px}
.breadcrumb a{color:var(--muted);transition:color .2s}
.breadcrumb a:hover{color:var(--ink-950)}
.breadcrumb .cur{color:var(--ink-950);font-weight:700}
.breadcrumb .sep{opacity:.5}
.hero-grid{display:grid;gap:34px;align-items:center}
.hero h1{font-size:34px;line-height:1.22;font-weight:800;letter-spacing:-.6px;margin:16px 0 0}
.hero-sub{margin-top:16px;font-size:16px;line-height:1.85;color:#4C465C;max-width:560px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-points{display:flex;flex-direction:column;gap:10px;margin-top:28px}
.hero-points li{display:flex;align-items:flex-start;gap:10px;font-size:14px;color:#4C465C}
.hero-points .dot{width:20px;height:20px;border-radius:50%;background:rgba(200,255,77,.5);color:#2F3A0D;display:grid;place-items:center;flex:none;margin-top:2px}
.hero-visual{position:relative;border-radius:var(--radius-lg);overflow:hidden;background:var(--ink-800);box-shadow:var(--shadow-md);min-height:300px}
.hero-visual img{width:100%;height:100%;min-height:300px;object-fit:cover}
.hero-visual::after{content:"";position:absolute;inset:0;background:linear-gradient(165deg,rgba(14,12,22,.55),rgba(14,12,22,.12) 52%,rgba(14,12,22,.7))}
.float-card{position:absolute;left:18px;right:18px;bottom:18px;z-index:3;background:rgba(246,241,231,.97);border-radius:16px;padding:16px 18px;box-shadow:0 16px 36px rgba(14,12,22,.28)}
.float-card .fc-top{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:13px;font-weight:700;color:#4C465C}
.float-card .fc-title{font-size:15px;font-weight:800;color:var(--ink-950);margin-top:6px}
.bar{height:7px;border-radius:999px;background:var(--paper-2);overflow:hidden;margin-top:10px}
.bar>i{display:block;height:100%;border-radius:999px;background:var(--lime-dark)}
.bar-dark{background:rgba(255,255,255,.14)}
.bar-dark>i{background:var(--lime)}
@media (min-width:768px){
  .hero h1{font-size:44px}
  .hero-sub{font-size:17px}
  .hero-visual{min-height:400px}
  .hero-visual img{min-height:400px}
}
@media (min-width:1024px){
  .hero{padding:40px 0 80px}
  .hero-grid{grid-template-columns:1.06fr .94fr;gap:52px}
}
@media (min-width:1280px){
  .hero h1{font-size:52px}
}

/* ============ sections ============ */
.section{padding:56px 0}
.section-head{max-width:720px;margin-bottom:32px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:#5A6B18;background:rgba(200,255,77,.32);padding:5px 13px;border-radius:999px}
.section-title{font-size:27px;line-height:1.3;font-weight:800;letter-spacing:-.4px;margin:14px 0 12px}
.section-sub{font-size:16px;line-height:1.85;color:var(--muted)}
@media (min-width:768px){.section-title{font-size:36px}}
@media (min-width:1024px){.section{padding:84px 0}}

/* ============ reward grid ============ */
.reward-grid{display:grid;grid-template-columns:1fr;gap:20px}
.reward-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm);transition:transform .22s,box-shadow .22s,border-color .22s}
.reward-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(200,255,77,.75)}
.reward-media{position:relative;overflow:hidden;aspect-ratio:16/9;background:var(--ink-800)}
.reward-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.reward-card:hover .reward-media img{transform:scale(1.04)}
.reward-tag{position:absolute;top:14px;left:14px;z-index:2;background:var(--lime);color:var(--ink-950);font-size:12px;font-weight:800;padding:5px 12px;border-radius:999px;letter-spacing:.2px}
.reward-body{padding:22px;display:flex;flex-direction:column;gap:12px;flex:1}
.reward-body h3{font-size:19px;font-weight:800;line-height:1.4;letter-spacing:-.2px}
.reward-desc{font-size:14px;line-height:1.8;color:var(--muted)}
.reward-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:13px;color:var(--muted);font-weight:600}
.reward-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;padding-top:6px}
.mini-card{display:flex;flex-direction:column;gap:12px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-md);padding:22px;box-shadow:var(--shadow-sm);transition:transform .22s,box-shadow .22s,border-color .22s;height:100%}
.mini-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(200,255,77,.75)}
.mini-icon{width:44px;height:44px;border-radius:14px;display:grid;place-items:center;background:rgba(200,255,77,.35);color:#33400D;flex:none}
.mini-icon.mint{background:rgba(120,224,193,.28);color:#15544A}
.mini-icon.coral{background:rgba(255,107,74,.16);color:#B33C22}
.mini-card h3{font-size:17px;font-weight:800;line-height:1.45}
.mini-card p{font-size:14px;line-height:1.8;color:var(--muted)}
@media (min-width:768px){
  .reward-grid{grid-template-columns:repeat(6,1fr);gap:24px}
  .reward-main{grid-column:span 3}
  .reward-small{grid-column:span 2}
}

/* ============ dark progress panel ============ */
.panel-dark{position:relative;overflow:hidden;background:var(--ink-950);color:var(--paper);border-radius:var(--radius-lg);border:1px solid rgba(255,255,255,.12);padding:28px}
.panel-dark::before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(200,255,77,.5) 1px, transparent 1px),radial-gradient(rgba(246,241,231,.35) 1px, transparent 1px);background-size:120px 120px,170px 170px;background-position:0 0,50px 70px;opacity:.35;pointer-events:none}
.panel-dark>*{position:relative;z-index:2}
.panel-dark h2{font-size:26px;line-height:1.32;font-weight:800;letter-spacing:-.4px;margin:14px 0 14px}
.panel-dark p{font-size:15px;line-height:1.85;color:rgba(246,241,231,.76)}
.panel-grid{display:grid;gap:30px}
.track{display:flex;flex-direction:column;gap:9px;padding:16px 0;border-bottom:1px dashed rgba(255,255,255,.16)}
.track:last-child{border-bottom:0;padding-bottom:4px}
.track-top{display:flex;align-items:center;justify-content:space-between;gap:14px}
.track-name{display:flex;align-items:center;gap:10px;font-size:15px;font-weight:700;color:var(--paper)}
.track-state{font-size:12px;font-weight:700;padding:3px 11px;border-radius:999px;background:rgba(200,255,77,.16);color:var(--lime);white-space:nowrap}
.track-hint{font-size:13px;color:rgba(246,241,231,.6)}
.check{width:22px;height:22px;border-radius:50%;display:grid;place-items:center;background:var(--lime);color:var(--ink-950);flex:none}
.check.soft{background:rgba(255,255,255,.14);color:rgba(246,241,231,.7)}
.panel-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
@media (min-width:768px){.panel-dark{padding:44px}.panel-dark h2{font-size:34px}}
@media (min-width:1024px){.panel-grid{grid-template-columns:.86fr 1.14fr;gap:52px;align-items:center}}

/* ============ rules accordion ============ */
.rules{display:grid;gap:14px}
.rule{background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:0 6px 18px rgba(14,12,22,.05);transition:border-color .22s,box-shadow .22s}
.rule:hover{border-color:rgba(200,255,77,.7)}
.rule[open]{border-color:rgba(200,255,77,.8);box-shadow:var(--shadow-sm)}
.rule summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 22px;font-size:16px;font-weight:700;color:var(--ink-950)}
.rule summary::-webkit-details-marker{display:none}
.rule summary:focus-visible{outline:2px solid var(--coral);outline-offset:2px;border-radius:16px}
.plus{position:relative;width:26px;height:26px;border-radius:50%;border:1.5px solid rgba(14,12,22,.18);display:grid;place-items:center;flex:none;transition:transform .25s,background .25s,border-color .25s}
.plus::before,.plus::after{content:"";position:absolute;background:var(--ink-950);border-radius:2px}
.plus::before{width:11px;height:1.8px}
.plus::after{width:1.8px;height:11px;transition:opacity .2s}
.rule[open] .plus{transform:rotate(45deg);background:var(--lime);border-color:var(--lime)}
.rule-body{padding:0 22px 22px;font-size:15px;line-height:1.85;color:#4C465C}
.rule[open] .rule-body{border-left:4px solid var(--lime);padding-left:18px;margin-left:22px;margin-right:22px;padding-right:0}

/* ============ faq ============ */
.faq-grid{display:grid;gap:18px}
.faq-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px 24px;box-shadow:0 8px 22px rgba(14,12,22,.06);transition:transform .22s,border-color .22s,box-shadow .22s}
.faq-card:hover{transform:translateY(-3px);border-color:rgba(200,255,77,.75);box-shadow:var(--shadow-sm)}
.faq-card h3{font-size:17px;font-weight:800;line-height:1.5;margin:0 0 8px;display:flex;gap:10px;align-items:flex-start}
.faq-card h3 .q{color:var(--lime-dark);font-weight:800}
.faq-card p{font-size:15px;line-height:1.85;color:var(--muted)}
@media (min-width:768px){.faq-grid{grid-template-columns:1fr 1fr;gap:22px}}

/* ============ CTA band ============ */
.cta-band{position:relative;overflow:hidden;background:var(--ink-950);color:var(--paper);border-radius:var(--radius-lg);padding:34px 26px}
.cta-band::before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(200,255,77,.5) 1px, transparent 1px);background-size:100px 100px;opacity:.3;pointer-events:none}
.cta-band>*{position:relative;z-index:2}
.cta-band h2{font-size:26px;line-height:1.32;font-weight:800;letter-spacing:-.4px;margin:0 0 12px}
.cta-band p{font-size:15px;line-height:1.85;color:rgba(246,241,231,.76);max-width:560px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
@media (min-width:768px){
  .cta-band{padding:52px;display:flex;align-items:center;justify-content:space-between;gap:40px}
  .cta-actions{margin-top:0;flex:none}
  .cta-band h2{font-size:34px}
}

/* ============ footer ============ */
.site-footer{position:relative;background:var(--ink-950);color:rgba(246,241,231,.78);padding:56px 0 28px;margin-top:40px;overflow:hidden}
.site-footer::before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(200,255,77,.45) 1px, transparent 1px);background-size:130px 130px;opacity:.22;pointer-events:none}
.site-footer .container{position:relative;z-index:2}
.footer-grid{display:grid;gap:32px}
.footer-brand{display:inline-flex;align-items:center;gap:10px;color:var(--paper);font-weight:800;font-size:17px}
.footer-brand .brand-mark{background:rgba(200,255,77,.16);color:var(--lime)}
.footer-about{margin:14px 0 0;font-size:14px;line-height:1.85;color:rgba(246,241,231,.66);max-width:340px}
.footer-col h3{font-size:15px;font-weight:700;color:var(--paper);margin:0 0 14px}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:14px;color:rgba(246,241,231,.72);transition:color .18s}
.footer-col a:hover{color:var(--lime)}
.footer-note{font-size:14px;line-height:1.85;color:rgba(246,241,231,.66)}
.footer-bottom{margin-top:36px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(246,241,231,.55)}
.footer-bottom .sep{opacity:.6}
@media (min-width:768px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:32px}}

/* roulang page: category2 */
:root{
    --ink-950:#0E0C16;
    --ink-800:#1B1728;
    --ink-700:#2A2440;
    --paper:#F6F1E7;
    --paper-2:#ECE5D8;
    --white:#FFFFFF;
    --lime:#C8FF4D;
    --lime-dark:#9FD82E;
    --coral:#FF6B4A;
    --mint:#78E0C1;
    --muted:#6D6778;
    --line:rgba(14,12,22,.10);
    --line-strong:rgba(14,12,22,.20);
    --radius-lg:24px;
    --radius-md:18px;
    --radius-sm:14px;
    --shadow-sm:0 12px 30px rgba(14,12,22,.08);
    --shadow-md:0 18px 42px rgba(14,12,22,.12);
    --max:1240px;
  }
  *,*::before,*::after{box-sizing:border-box}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
  html body{
    margin:0;
    background:var(--paper);
    color:var(--ink-950);
    font-family:"Noto Sans SC","HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
    font-size:16px;
    line-height:1.8;
    -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block;border-style:none}
  a{color:inherit;text-decoration:none}
  button{font:inherit;color:inherit;background-color:transparent;border:0;cursor:pointer}
  ul,ol{margin:0;padding:0;list-style:none}
  h1,h2,h3,h4,p,dl,dd,figure{margin:0}
  table{border-collapse:collapse}
  :focus-visible{outline:2px solid var(--coral);outline-offset:2px}

  .container{width:100%;max-width:var(--max);margin:0 auto;padding:0 20px}
  @media (min-width:768px){ .container{padding:0 32px} }

  /* ---------- Header / Nav ---------- */
  .site-header{
    position:sticky;top:0;z-index:60;
    background:rgba(246,241,231,.97);
    border-bottom:1px solid var(--line);
  }
  .header-inner{
    position:relative;
    display:grid;
    grid-template-columns:minmax(0,7fr) minmax(0,5fr);
    align-items:center;
    gap:20px;
    height:64px;
  }
  .header-left{display:flex;align-items:center;gap:30px;min-width:0}
  .brand{display:inline-flex;align-items:center;gap:10px;font-weight:800;font-size:17px;letter-spacing:-.01em;white-space:nowrap}
  .brand-mark{
    display:inline-flex;align-items:center;justify-content:center;
    width:30px;height:30px;border-radius:10px;
    background:var(--ink-950);color:var(--lime);flex:0 0 auto;
    transition:transform .2s ease;
  }
  .brand:hover .brand-mark{transform:rotate(-8deg)}
  .nav-links{display:flex;align-items:center;gap:22px}
  .nav-links a{
    position:relative;padding:6px 0;font-size:15px;color:#4A4358;
    transition:color .18s ease;white-space:nowrap;
  }
  .nav-links a::after{
    content:"";position:absolute;left:0;right:0;bottom:-8px;height:3px;
    border-radius:3px;background-color:transparent;transition:background-color .18s ease;
  }
  .nav-links a:hover{color:var(--ink-950)}
  .nav-links a.active{color:var(--ink-950);font-weight:700}
  .nav-links a.active::after{background-color:var(--lime)}
  .header-right{display:flex;align-items:center;justify-content:flex-end;gap:12px;position:relative}
  .icon-btn{
    display:inline-flex;align-items:center;justify-content:center;
    width:36px;height:36px;border-radius:10px;
    border:1px solid var(--line);color:#4A4358;background-color:rgba(255,255,255,.7);
    transition:border-color .18s ease,color .18s ease,background-color .18s ease;
  }
  .icon-btn:hover{border-color:var(--ink-950);color:var(--ink-950);background-color:var(--white)}
  .menu-btn{display:none;width:38px;height:38px;border-radius:10px;border:1px solid var(--line);align-items:center;justify-content:center;color:var(--ink-950);background-color:rgba(255,255,255,.7)}
  .search-panel{
    position:absolute;right:0;top:calc(100% + 12px);
    width:min(340px,calc(100vw - 40px));
    background-color:var(--white);border:1px solid var(--line);
    border-radius:var(--radius-sm);box-shadow:var(--shadow-md);
    padding:12px;display:none;z-index:70;
  }
  .search-panel.is-open{display:block}
  .search-panel form{display:flex;gap:8px}
  .search-panel input{
    flex:1;height:42px;border-radius:10px;border:1px solid var(--line);
    padding:0 12px;font-size:14px;background-color:var(--paper);color:var(--ink-950);
  }
  .search-panel input:focus{outline:2px solid rgba(200,255,77,.9);border-color:var(--lime-dark)}
  .search-panel .mini-btn{
    height:42px;padding:0 16px;border-radius:10px;background-color:var(--ink-950);
    color:var(--paper);font-size:14px;font-weight:700;
  }
  .search-panel .mini-btn:hover{background-color:var(--ink-700)}

  /* ---------- Buttons ---------- */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    border-radius:999px;font-weight:700;font-size:15px;line-height:1;
    padding:14px 24px;white-space:nowrap;
    transition:transform .18s ease,background-color .18s ease,color .18s ease,border-color .18s ease,box-shadow .18s ease;
  }
  .btn-primary{background-color:var(--lime);color:var(--ink-950);box-shadow:0 8px 20px rgba(159,216,46,.28)}
  .btn-primary:hover{background-color:var(--lime-dark);transform:translateY(-2px)}
  .btn-primary:active{transform:scale(.98)}
  .btn-ghost{border:1px solid var(--line-strong);color:var(--ink-950);background-color:transparent}
  .btn-ghost:hover{background-color:var(--ink-950);color:var(--paper);border-color:var(--ink-950);transform:translateY(-1px)}
  .btn-on-dark{border:1px solid rgba(255,255,255,.42);color:#fff;background-color:transparent}
  .btn-on-dark:hover{border-color:var(--lime);color:var(--lime);transform:translateY(-1px)}
  .header-cta{padding:12px 20px;font-size:14.5px}
  .link-arrow{display:inline-flex;align-items:center;gap:6px;font-weight:700;font-size:14.5px;color:var(--ink-950);margin-top:16px}
  .link-arrow span{transition:transform .18s ease}
  .link-arrow:hover span{transform:translateX(4px)}

  /* ---------- Badges / headings ---------- */
  .badge{
    display:inline-flex;align-items:center;gap:6px;
    padding:6px 14px;border-radius:999px;
    background-color:var(--paper-2);color:var(--ink-800);
    font-size:13px;font-weight:700;letter-spacing:.01em;
  }
  .badge-lime{background-color:var(--lime);color:var(--ink-950)}
  .badge-outline{background-color:transparent;border:1px solid var(--line-strong);color:#4A4358}
  .badge-on-dark{background-color:rgba(200,255,77,.16);color:var(--lime);border:1px solid rgba(200,255,77,.36)}
  .eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.12em;color:#5B5470}
  .eyebrow::before{content:"";width:16px;height:3px;border-radius:3px;background-color:var(--lime-dark)}
  .page-title{font-size:clamp(30px,3.7vw,46px);line-height:1.16;letter-spacing:-.02em;font-weight:800;margin-top:18px}
  .section-title{font-size:clamp(24px,2.9vw,36px);line-height:1.26;letter-spacing:-.01em;font-weight:800;margin-top:10px}

  /* ---------- Hero ---------- */
  .page-hero{position:relative;overflow:hidden;padding:26px 0 68px}
  .star-layer{
    position:absolute;inset:0;pointer-events:none;opacity:.55;
    background-image:
      radial-gradient(circle at 8% 24%,rgba(14,12,22,.16) 1.2px,transparent 1.8px),
      radial-gradient(circle at 71% 12%,rgba(159,216,46,.85) 1.8px,transparent 2.4px),
      radial-gradient(circle at 36% 82%,rgba(14,12,22,.12) 1.2px,transparent 1.8px),
      radial-gradient(circle at 92% 64%,rgba(14,12,22,.10) 1.2px,transparent 1.8px);
  }
  .page-hero .container{position:relative;z-index:1}
  .breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:24px;flex-wrap:wrap}
  .breadcrumb a{color:var(--muted);transition:color .18s ease}
  .breadcrumb a:hover{color:var(--ink-950)}
  .breadcrumb .current{color:var(--ink-950);font-weight:700}
  .hero-grid{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:44px;align-items:center}
  .hero-lead{font-size:17px;line-height:1.85;color:#3B3548;margin-top:18px;max-width:56ch}
  .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
  .hero-facts{display:flex;flex-wrap:wrap;gap:18px 36px;margin-top:34px;padding-top:22px;border-top:1px solid var(--line)}
  .hero-facts dt{font-size:12px;letter-spacing:.08em;color:var(--muted)}
  .hero-facts dd{font-size:15px;font-weight:700;margin-top:2px;font-variant-numeric:tabular-nums}
  .hero-visual{position:relative}
  .hero-visual > img{
    width:100%;height:clamp(280px,36vw,430px);object-fit:cover;
    border-radius:var(--radius-lg);background-color:var(--ink-800);box-shadow:var(--shadow-md);
  }
  .hero-visual::after{
    content:"";position:absolute;inset:0;border-radius:var(--radius-lg);pointer-events:none;
    background-image:linear-gradient(180deg,rgba(14,12,22,.04) 30%,rgba(14,12,22,.52) 100%);
  }
  .hero-float{
    position:absolute;left:16px;right:16px;bottom:16px;z-index:2;
    background-color:rgba(14,12,22,.9);color:var(--paper);
    border:1px solid rgba(255,255,255,.14);border-radius:var(--radius-md);
    padding:14px 16px;display:grid;gap:7px;
  }
  .float-label{font-size:12px;letter-spacing:.1em;color:rgba(246,241,231,.68)}
  .hero-float strong{font-size:16.5px;font-weight:800;color:#fff;letter-spacing:.01em}
  .meter{height:6px;border-radius:999px;background-color:rgba(255,255,255,.18);overflow:hidden}
  .meter > span{display:block;height:100%;border-radius:999px;background-color:var(--lime)}
  .float-note{font-size:12.5px;color:rgba(246,241,231,.7);line-height:1.6}

  /* ---------- Sections ---------- */
  .section{padding:68px 0}
  .section-tight{padding:56px 0}
  .section-alt{background-color:var(--paper-2)}
  @media (min-width:1024px){ .section{padding:96px 0} .section-tight{padding:76px 0} }
  .section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:36px}
  .section-note{max-width:48ch;font-size:14.5px;color:var(--muted);line-height:1.8}

  /* ---------- Phase strip ---------- */
  .phase-strip{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
  .phase-item{
    background-color:var(--white);border:1px solid var(--line);
    border-radius:var(--radius-md);padding:22px;position:relative;
    transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  }
  .phase-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(159,216,46,.6)}
  .phase-no{font-size:13px;font-weight:800;letter-spacing:.12em;color:var(--muted);font-variant-numeric:tabular-nums}
  .phase-item h3{font-size:18px;font-weight:800;margin-top:8px}
  .phase-item p{font-size:14px;color:#4A4358;margin-top:8px;line-height:1.75}
  .phase-state{
    display:inline-block;margin-top:16px;padding:4px 12px;border-radius:999px;
    background-color:var(--paper-2);color:#4A4358;font-size:12.5px;font-weight:700;
  }
  .phase-item.is-active{border-color:var(--lime-dark);box-shadow:0 10px 26px rgba(159,216,46,.18)}
  .phase-item.is-active .phase-state{background-color:var(--lime);color:var(--ink-950)}

  /* ---------- Timeline ---------- */
  .timeline{position:relative;display:grid;gap:6px;max-width:960px}
  .timeline::before{
    content:"";position:absolute;left:23px;top:14px;bottom:14px;width:2px;border-radius:2px;
    background-image:linear-gradient(180deg,var(--lime-dark),rgba(159,216,46,.14));
  }
  .timeline-item{position:relative;display:grid;grid-template-columns:48px minmax(0,1fr);gap:22px;padding:18px 0}
  .timeline-dot{
    position:relative;z-index:1;
    width:48px;height:48px;border-radius:50%;
    background-color:var(--ink-950);color:var(--lime);
    display:grid;place-items:center;font-size:17px;font-weight:800;
    font-variant-numeric:tabular-nums;box-shadow:0 0 0 7px var(--paper-2);
  }
  .timeline-body h3{font-size:20px;font-weight:800;line-height:1.45}
  .timeline-body p{color:#4A4358;font-size:15.5px;margin-top:8px;line-height:1.85}
  .tick-list{margin-top:14px;display:grid;gap:9px}
  .tick-list li{display:flex;gap:10px;font-size:14.5px;color:#3B3548;line-height:1.75}
  .tick-list li::before{
    content:"";width:8px;height:8px;flex:0 0 auto;margin-top:9px;
    background-color:var(--lime-dark);border-radius:2px;transform:rotate(45deg);
  }

  /* ---------- Rule cards ---------- */
  .rule-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:20px}
  .rule-card{
    background-color:var(--white);border:1px solid var(--line);
    border-radius:var(--radius-lg);padding:28px;
    transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  }
  .rule-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(159,216,46,.55)}
  .rule-card-main{grid-row:span 2;display:flex;flex-direction:column;gap:14px}
  .rule-card h3{font-size:21px;font-weight:800;line-height:1.4}
  .rule-card p{font-size:15px;color:#4A4358;line-height:1.85}
  .rule-card-main > img{
    width:100%;height:196px;object-fit:cover;border-radius:var(--radius-md);margin-top:auto;
    transition:transform .3s ease;
  }
  .rule-card-main:hover > img{transform:scale(1.02)}
  .check-list{display:grid;gap:12px;margin-top:4px}
  .check-list li{display:flex;gap:10px;font-size:14.5px;color:#3B3548;line-height:1.75}
  .check-ico{
    width:20px;height:20px;flex:0 0 auto;margin-top:3px;border-radius:6px;
    background-color:rgba(200,255,77,.4);color:var(--ink-950);
    display:grid;place-items:center;font-size:12px;font-weight:800;
  }

  /* ---------- Dark check panel ---------- */
  .check-panel{
    position:relative;overflow:hidden;
    background-color:var(--ink-950);color:var(--paper);
    border-radius:var(--radius-lg);padding:32px;
    display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);gap:36px;
  }
  .check-panel::before{
    content:"";position:absolute;inset:0;pointer-events:none;opacity:.6;
    background-image:
      radial-gradient(circle at 84% 16%,rgba(200,255,77,.55) 1.6px,transparent 2.2px),
      radial-gradient(circle at 62% 72%,rgba(255,255,255,.35) 1.2px,transparent 1.8px),
      radial-gradient(circle at 18% 88%,rgba(200,255,77,.35) 1.4px,transparent 2px);
  }
  .check-panel > *{position:relative;z-index:1}
  .check-panel .eyebrow{color:var(--lime)}
  .check-panel .eyebrow::before{background-color:var(--lime)}
  .check-panel .section-title{color:#fff}
  .check-panel p{color:rgba(246,241,231,.78);font-size:15px;margin-top:12px;line-height:1.85;max-width:40ch}
  .panel-list{display:grid;gap:14px}
  .panel-list li{
    display:flex;gap:12px;align-items:flex-start;
    font-size:15px;line-height:1.75;color:rgba(246,241,231,.9);
    padding-bottom:14px;border-bottom:1px solid rgba(255,255,255,.12);
  }
  .panel-list li:last-child{border-bottom:0;padding-bottom:0}
  .panel-list .dot{
    width:22px;height:22px;flex:0 0 auto;margin-top:3px;border-radius:50%;
    background-color:rgba(200,255,77,.16);border:1px solid rgba(200,255,77,.5);
    color:var(--lime);display:grid;place-items:center;font-size:12px;font-weight:800;
  }

  /* ---------- FAQ ---------- */
  .faq-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
  .faq-item{
    background-color:var(--white);border:1px solid var(--line);
    border-radius:var(--radius-md);overflow:hidden;
    transition:border-color .2s ease,box-shadow .2s ease;
  }
  .faq-item:hover{border-color:var(--line-strong)}
  .faq-item[open]{border-left:4px solid var(--lime);box-shadow:var(--shadow-sm)}
  .faq-item summary{
    list-style:none;cursor:pointer;position:relative;
    padding:18px 48px 18px 20px;font-size:16.5px;font-weight:700;line-height:1.6;
  }
  .faq-item summary::-webkit-details-marker{display:none}
  .faq-item summary::after{
    content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);
    font-size:22px;font-weight:700;color:var(--lime-dark);transition:transform .22s ease;
  }
  .faq-item[open] summary::after{transform:translateY(-50%) rotate(45deg)}
  .faq-answer{padding:0 20px 20px;font-size:15px;color:#4A4358;line-height:1.85}

  /* ---------- CTA band ---------- */
  .cta-band{
    position:relative;overflow:hidden;
    background-color:var(--ink-950);color:var(--paper);
    border-radius:var(--radius-lg);padding:40px;
    display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:26px;
  }
  .cta-band::before{
    content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
    background-image:
      radial-gradient(circle at 12% 30%,rgba(200,255,77,.5) 1.6px,transparent 2.2px),
      radial-gradient(circle at 78% 22%,rgba(255,255,255,.35) 1.2px,transparent 1.8px),
      radial-gradient(circle at 52% 84%,rgba(200,255,77,.3) 1.4px,transparent 2px);
  }
  .cta-band > *{position:relative;z-index:1}
  .cta-band h2{font-size:clamp(23px,2.8vw,32px);font-weight:800;color:#fff;line-height:1.35}
  .cta-band p{color:rgba(246,241,231,.78);font-size:15px;margin-top:10px;max-width:52ch;line-height:1.85}
  .cta-actions{display:flex;flex-wrap:wrap;gap:12px}

  /* ---------- Footer ---------- */
  .site-footer{
    position:relative;overflow:hidden;
    background-color:var(--ink-950);color:var(--paper);
    padding:56px 0 28px;
  }
  .site-footer::before{
    content:"";position:absolute;inset:0;pointer-events:none;opacity:.45;
    background-image:
      radial-gradient(circle at 6% 16%,rgba(200,255,77,.4) 1.4px,transparent 2px),
      radial-gradient(circle at 88% 28%,rgba(255,255,255,.28) 1.2px,transparent 1.8px),
      radial-gradient(circle at 42% 82%,rgba(200,255,77,.26) 1.2px,transparent 1.8px);
  }
  .footer-grid{
    position:relative;z-index:1;
    display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:32px;
  }
  .footer-brand{display:inline-flex;align-items:center;gap:10px;font-weight:800;font-size:16px;color:#fff}
  .footer-brand .brand-mark{
    background-color:rgba(200,255,77,.14);color:var(--lime);
    border:1px solid rgba(200,255,77,.35);
  }
  .footer-about{color:rgba(246,241,231,.72);font-size:14px;line-height:1.85;margin-top:14px;max-width:34ch}
  .footer-col h3{font-size:13.5px;letter-spacing:.08em;color:rgba(246,241,231,.55);font-weight:700;margin-bottom:14px}
  .footer-col ul{display:grid;gap:10px}
  .footer-col a{color:rgba(246,241,231,.85);font-size:14.5px;transition:color .18s ease}
  .footer-col a:hover{color:var(--lime)}
  .footer-note{color:rgba(246,241,231,.66);font-size:13.5px;line-height:1.8}
  .footer-bottom{
    position:relative;z-index:1;
    margin-top:38px;padding-top:20px;
    border-top:1px solid rgba(255,255,255,.12);
    display:flex;flex-wrap:wrap;align-items:center;gap:8px;
    font-size:13px;color:rgba(246,241,231,.6);
  }
  .footer-bottom .sep{color:rgba(246,241,231,.35)}

  /* ---------- Responsive ---------- */
  @media (max-width:1023px){
    .header-inner{grid-template-columns:minmax(0,1fr) auto;height:56px;gap:12px}
    .header-left{gap:0}
    .menu-btn{display:inline-flex}
    .header-cta{display:none}
    .nav-links{
      display:none;position:absolute;top:calc(100% + 1px);left:0;right:0;
      flex-direction:column;align-items:stretch;gap:0;
      background-color:var(--paper);border-bottom:1px solid var(--line);
      padding:6px 20px 18px;box-shadow:var(--shadow-md);z-index:65;
    }
    .nav-links.is-open{display:flex}
    .nav-links a{
      display:flex;align-items:center;min-height:48px;font-size:16px;
      border-bottom:1px solid var(--line);padding:0 4px;
    }
    .nav-links a::after{display:none}
    .nav-links a.active{box-shadow:inset 3px 0 0 var(--lime);padding-left:14px;font-weight:700}
    .hero-grid{grid-template-columns:minmax(0,1fr);gap:32px}
    .phase-strip{grid-template-columns:repeat(2,minmax(0,1fr))}
    .rule-grid{grid-template-columns:minmax(0,1fr)}
    .rule-card-main{grid-row:auto}
    .check-panel{grid-template-columns:minmax(0,1fr);gap:26px;padding:28px}
    .faq-grid{grid-template-columns:minmax(0,1fr)}
    .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}
    .cta-band{padding:32px}
  }
  @media (max-width:639px){
    .page-hero{padding:20px 0 52px}
    .section,.section-tight{padding:52px 0}
    .phase-strip{grid-template-columns:minmax(0,1fr)}
    .hero-actions{flex-direction:column;align-items:stretch}
    .hero-actions .btn{width:100%}
    .hero-facts{gap:14px 24px}
    .timeline-item{grid-template-columns:40px minmax(0,1fr);gap:16px}
    .timeline-dot{width:40px;height:40px;font-size:15px;box-shadow:0 0 0 5px var(--paper-2)}
    .timeline::before{left:19px}
    .rule-card,.check-panel{padding:22px}
    .footer-grid{grid-template-columns:minmax(0,1fr)}
    .cta-actions{width:100%}
    .cta-actions .btn{width:100%}
    .brand{font-size:15.5px}
  }

/* roulang page: category5 */
:root{
  --ink-950:#0E0C16;
  --ink-800:#1B1728;
  --ink-700:#2A2440;
  --paper:#F6F1E7;
  --paper-2:#ECE5D8;
  --paper-3:#FFFDF8;
  --lime:#C8FF4D;
  --lime-dark:#9FD82E;
  --coral:#FF6B4A;
  --mint:#78E0C1;
  --muted:#6D6778;
  --line:rgba(14,12,22,.10);
  --line-strong:rgba(14,12,22,.18);
  --radius-lg:24px;
  --radius-md:18px;
  --radius-sm:14px;
  --shadow-1:0 12px 30px rgba(14,12,22,.08);
  --shadow-2:0 18px 42px rgba(14,12,22,.12);
  --container:1240px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Noto Sans SC","HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  background:var(--paper);
  color:var(--ink-950);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4,p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
.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}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
@media (min-width:768px){.container{padding:0 32px}}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(246,241,231,.97);
  border-bottom:1px solid var(--line);
}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;
  gap:20px;height:64px;
}
.brand{
  display:inline-flex;align-items:center;gap:10px;
  font-weight:800;font-size:17px;letter-spacing:-.01em;
  color:var(--ink-950);white-space:nowrap;
}
.brand-mark{
  width:32px;height:32px;border-radius:10px;
  background:var(--ink-950);color:var(--lime);
  display:grid;place-items:center;flex:0 0 auto;
}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-links a{
  position:relative;display:inline-flex;align-items:center;
  height:64px;padding:0 12px;font-size:15px;font-weight:600;
  color:var(--ink-800);transition:color .18s ease;
}
.nav-links a:hover{color:var(--ink-950)}
.nav-links a:focus-visible{outline:2px solid var(--coral);outline-offset:-4px;border-radius:8px}
.nav-links a.active{color:var(--ink-950)}
.nav-links a.active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:11px;
  height:3px;border-radius:999px;background:var(--lime);
}
.header-actions{display:flex;align-items:center;gap:10px}
.icon-btn{
  width:36px;height:36px;border-radius:10px;
  border:1px solid var(--line);background:var(--paper-3);
  display:grid;place-items:center;cursor:pointer;
  transition:border-color .18s ease,transform .18s ease,background .18s ease;
}
.icon-btn:hover{border-color:var(--line-strong);transform:translateY(-1px)}
.icon-btn:focus-visible{outline:2px solid var(--coral);outline-offset:2px}
.menu-btn{display:none}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:999px;font-weight:700;border:1px solid transparent;
  cursor:pointer;white-space:nowrap;
  transition:transform .18s ease,background .18s ease,color .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.btn-primary{background:var(--lime);color:var(--ink-950);padding:12px 22px}
.btn-primary:hover{background:var(--lime-dark);transform:translateY(-2px);box-shadow:0 10px 22px rgba(159,216,46,.35)}
.btn-primary:active{transform:scale(.98)}
.btn-primary:focus-visible{outline:2px solid var(--coral);outline-offset:2px}
.btn-ghost{background:transparent;color:var(--ink-950);border-color:var(--line-strong);padding:12px 22px}
.btn-ghost:hover{background:var(--ink-950);color:var(--paper);transform:translateY(-2px)}
.btn-ghost:focus-visible{outline:2px solid var(--coral);outline-offset:2px}
.btn-outline-light{background:transparent;color:var(--paper);border-color:rgba(246,241,231,.4);padding:12px 22px}
.btn-outline-light:hover{border-color:var(--lime);color:var(--lime);transform:translateY(-2px)}
.btn-outline-light:focus-visible{outline:2px solid var(--lime);outline-offset:2px}
.btn-sm{padding:9px 16px;font-size:14px}
.btn-lg{padding:15px 30px;font-size:16px}
.btn-block{width:100%}

/* ---------- page head ---------- */
.page-head{
  position:relative;overflow:hidden;isolation:isolate;
  background:var(--ink-950);color:var(--paper);
  padding:52px 0 68px;
}
.page-head::before{
  content:"";position:absolute;inset:0;z-index:-2;
  background:url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  opacity:.34;
}
.page-head::after{
  content:"";position:absolute;inset:0;z-index:-1;
  background:
    radial-gradient(circle at 82% 18%,rgba(200,255,77,.16),transparent 42%),
    linear-gradient(180deg,rgba(14,12,22,.62) 0%,rgba(14,12,22,.94) 100%);
}
.breadcrumb{
  display:flex;flex-wrap:wrap;gap:8px;align-items:center;
  font-size:13.5px;color:rgba(246,241,231,.62);margin-bottom:24px;
}
.breadcrumb a{color:rgba(246,241,231,.82)}
.breadcrumb a:hover{color:var(--lime)}
.breadcrumb .sep{opacity:.5}
.breadcrumb .current{color:rgba(246,241,231,.96)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;
  background:rgba(200,255,77,.14);color:var(--lime);
  font-size:13px;font-weight:700;border:1px solid rgba(200,255,77,.35);
}
.page-head h1{
  margin-top:20px;max-width:860px;
  font-size:clamp(28px,4.2vw,44px);font-weight:800;
  line-height:1.2;letter-spacing:-.02em;
}
.lede{
  margin-top:18px;max-width:720px;
  font-size:16px;line-height:1.9;color:rgba(246,241,231,.82);
}
.search-box{display:flex;gap:10px;margin-top:30px;max-width:680px;flex-wrap:wrap}
.search-box input{
  flex:1 1 260px;height:48px;border-radius:14px;
  border:1px solid rgba(246,241,231,.28);
  background:rgba(246,241,231,.09);
  color:var(--paper);padding:0 16px;font-size:15px;
  transition:border-color .18s ease,box-shadow .18s ease,background .18s ease;
}
.search-box input::placeholder{color:rgba(246,241,231,.55)}
.search-box input:focus{
  outline:none;border-color:var(--lime);
  box-shadow:0 0 0 4px rgba(200,255,77,.24);
  background:rgba(246,241,231,.14);
}
.search-box .btn{height:48px;padding:0 26px}
.head-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.head-tag{
  font-size:13px;padding:6px 13px;border-radius:999px;
  border:1px solid rgba(246,241,231,.22);color:rgba(246,241,231,.8);
  transition:border-color .18s ease,color .18s ease;
}
.head-tag:hover{border-color:var(--lime);color:var(--lime)}

/* ---------- sections ---------- */
.section{padding:64px 0}
@media (min-width:768px){.section{padding:92px 0}}
.section-alt{background:var(--paper-2)}
.section-head{
  display:flex;flex-wrap:wrap;gap:16px 40px;
  align-items:flex-end;justify-content:space-between;
  margin-bottom:36px;
}
.eyebrow-line{
  font-size:13px;font-weight:700;letter-spacing:.14em;
  color:var(--muted);margin-bottom:10px;
}
.section-head h2{
  font-size:clamp(25px,3.2vw,36px);font-weight:800;
  letter-spacing:-.02em;line-height:1.25;
}
.section-note{max-width:430px;color:var(--muted);font-size:15px;line-height:1.85}

/* ---------- category grid ---------- */
.cat-grid{display:grid;gap:20px;grid-template-columns:1fr}
@media (min-width:640px){.cat-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.cat-grid{grid-template-columns:repeat(3,1fr)}}
.cat-card{
  position:relative;overflow:hidden;
  display:flex;flex-direction:column;gap:12px;
  padding:26px;background:var(--paper-3);
  border:1px solid var(--line);border-radius:var(--radius-md);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.cat-card::after{
  content:"";position:absolute;right:-46px;bottom:-64px;
  width:150px;height:150px;border-radius:50%;
  background:radial-gradient(circle,rgba(200,255,77,.4),transparent 70%);
  opacity:0;transition:opacity .28s ease;pointer-events:none;
}
.cat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:rgba(159,216,46,.55)}
.cat-card:hover::after{opacity:1}
.cat-card:focus-visible{outline:2px solid var(--coral);outline-offset:3px}
.cat-icon{
  width:44px;height:44px;border-radius:13px;
  background:var(--ink-950);color:var(--lime);
  display:grid;place-items:center;flex:0 0 auto;
}
.cat-card h3{font-size:19px;font-weight:700;letter-spacing:-.01em}
.cat-card p{font-size:14.5px;line-height:1.78;color:var(--muted)}
.cat-meta{
  margin-top:auto;padding-top:12px;border-top:1px dashed var(--line);
  display:flex;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--muted);
}
.cat-meta .arrow{transition:transform .2s ease,color .2s ease}
.cat-card:hover .cat-meta .arrow{transform:translateX(4px);color:var(--ink-950)}

/* ---------- steps ---------- */
.step-list{display:grid;gap:18px}
.step-item{
  display:flex;gap:20px;align-items:flex-start;
  padding:24px 26px;background:var(--paper-3);
  border:1px solid var(--line);border-radius:var(--radius-md);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.step-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-1);border-color:rgba(159,216,46,.45)}
.step-num{
  flex:0 0 auto;font-size:26px;font-weight:800;line-height:1;
  color:var(--ink-950);background:var(--lime);
  padding:10px 14px;border-radius:14px;
  font-variant-numeric:tabular-nums;
}
.step-item h3{font-size:18px;font-weight:700;margin-bottom:6px}
.step-item p{font-size:14.5px;line-height:1.8;color:var(--muted)}

/* ---------- faq ---------- */
.faq-grid{display:grid;gap:14px}
@media (min-width:900px){.faq-grid{grid-template-columns:repeat(2,1fr);align-items:start}}
.faq-item{
  background:var(--paper-3);border:1px solid var(--line);
  border-radius:var(--radius-sm);padding:0 20px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:hover{border-color:var(--line-strong)}
.faq-item[open]{
  border-color:rgba(159,216,46,.6);
  box-shadow:inset 4px 0 0 var(--lime),var(--shadow-1);
}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 0;font-size:16.5px;font-weight:700;line-height:1.6;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:focus-visible{outline:2px solid var(--coral);outline-offset:2px;border-radius:8px}
.plus{
  position:relative;flex:0 0 auto;width:22px;height:22px;
  transition:transform .24s ease,color .24s ease;color:var(--ink-800);
}
.plus::before,.plus::after{
  content:"";position:absolute;background:currentColor;border-radius:2px;
}
.plus::before{left:0;top:10px;width:22px;height:2px}
.plus::after{left:10px;top:0;width:2px;height:22px}
.faq-item[open] .plus{transform:rotate(45deg);color:var(--lime-dark)}
.faq-answer{padding:0 0 20px;font-size:15px;line-height:1.85;color:var(--muted)}

/* ---------- contact ---------- */
.contact-layout{display:grid;gap:32px}
@media (min-width:1024px){.contact-layout{grid-template-columns:.92fr 1.08fr;gap:48px;align-items:start}}
.contact-figure{
  border-radius:var(--radius-lg);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow-1);
  background:var(--ink-800);
}
.contact-figure img{width:100%;height:240px;object-fit:cover}
.tip-list{margin-top:26px;display:grid;gap:14px}
.tip-item{display:flex;gap:12px;align-items:flex-start;font-size:14.5px;line-height:1.8;color:var(--ink-800)}
.tip-dot{
  flex:0 0 auto;width:22px;height:22px;border-radius:50%;
  background:rgba(120,224,193,.28);color:#1E7A66;
  display:grid;place-items:center;margin-top:3px;
}
.contact-form{
  background:var(--paper-3);border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:26px;
  box-shadow:var(--shadow-1);
}
@media (min-width:768px){.contact-form{padding:32px}}
.contact-form h2{font-size:clamp(22px,2.6vw,28px);font-weight:800;letter-spacing:-.01em;margin-bottom:8px}
.contact-form .form-sub{font-size:14.5px;color:var(--muted);margin-bottom:24px;line-height:1.8}
.form-row{display:grid;gap:18px}
@media (min-width:640px){.form-row{grid-template-columns:1fr 1fr}}
.field{margin-bottom:18px}
.field label{display:block;font-size:14px;font-weight:700;margin-bottom:8px}
.req{color:var(--coral);margin-left:2px}
.field input,.field select,.field textarea{
  width:100%;background:#fff;border:1px solid var(--line-strong);
  border-radius:var(--radius-sm);height:48px;padding:0 14px;
  font-size:15px;transition:border-color .18s ease,box-shadow .18s ease;
}
.field textarea{height:auto;min-height:136px;padding:12px 14px;line-height:1.75;resize:vertical}
.field input::placeholder,.field textarea::placeholder{color:#A8A2B2}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--lime-dark);
  box-shadow:0 0 0 4px rgba(200,255,77,.35);
}
.form-hint{font-size:13px;color:var(--muted);line-height:1.75;margin-top:14px}

/* ---------- cta band ---------- */
.cta-band{
  position:relative;overflow:hidden;isolation:isolate;
  background:var(--ink-950);color:var(--paper);
  padding:60px 0;
}
.cta-band::before{
  content:"";position:absolute;inset:0;z-index:-1;
  background:
    radial-gradient(circle at 12% 22%,rgba(200,255,77,.20),transparent 38%),
    radial-gradient(circle at 88% 78%,rgba(255,107,74,.16),transparent 42%);
}
.cta-inner{display:flex;flex-wrap:wrap;gap:28px;align-items:center;justify-content:space-between}
.cta-inner h2{font-size:clamp(23px,3vw,34px);font-weight:800;letter-spacing:-.02em;line-height:1.28}
.cta-inner p{margin-top:12px;max-width:620px;font-size:15px;line-height:1.85;color:rgba(246,241,231,.78)}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}

/* ---------- footer ---------- */
.site-footer{
  position:relative;overflow:hidden;
  background:var(--ink-950);color:rgba(246,241,231,.82);
  padding:64px 0 28px;
}
.site-footer::before{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:
    radial-gradient(1.4px 1.4px at 12% 24%,rgba(246,241,231,.5),transparent),
    radial-gradient(1.4px 1.4px at 68% 12%,rgba(200,255,77,.45),transparent),
    radial-gradient(1.2px 1.2px at 84% 58%,rgba(246,241,231,.4),transparent),
    radial-gradient(1.2px 1.2px at 34% 78%,rgba(246,241,231,.35),transparent);
}
.footer-grid{position:relative;display:grid;gap:34px;grid-template-columns:1fr}
@media (min-width:768px){.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.6fr 1fr 1fr 1.2fr}}
.footer-brand{
  display:inline-flex;align-items:center;gap:10px;
  font-weight:800;font-size:17px;color:var(--paper);
}
.footer-brand .brand-mark{background:var(--lime);color:var(--ink-950)}
.footer-about{
  margin-top:16px;max-width:330px;
  font-size:14px;line-height:1.85;color:rgba(246,241,231,.66);
}
.footer-col h3{
  font-size:14px;font-weight:700;color:var(--paper);
  letter-spacing:.04em;margin-bottom:14px;
}
.footer-col ul li{margin-bottom:10px}
.footer-col a{
  font-size:14px;color:rgba(246,241,231,.72);
  transition:color .18s ease;
}
.footer-col a:hover{color:var(--lime)}
.footer-col a:focus-visible{outline:2px solid var(--lime);outline-offset:3px;border-radius:6px}
.footer-note{font-size:13.5px;line-height:1.8;color:rgba(246,241,231,.6)}
.footer-bottom{
  position:relative;margin-top:42px;padding-top:20px;
  border-top:1px solid rgba(246,241,231,.12);
  display:flex;flex-wrap:wrap;gap:10px;align-items:center;
  font-size:13px;color:rgba(246,241,231,.5);
}
.footer-bottom .sep{opacity:.6}

/* ---------- responsive nav ---------- */
@media (max-width:1023px){
  .nav-links{
    position:absolute;top:100%;left:0;right:0;
    display:none;flex-direction:column;align-items:stretch;gap:0;
    background:var(--paper);border-bottom:1px solid var(--line);
    box-shadow:var(--shadow-1);padding:6px 20px 18px;
  }
  .nav-links.open{display:flex}
  .nav-links a{
    height:48px;padding:0;font-size:16px;justify-content:flex-start;
    border-bottom:1px solid var(--line);
  }
  .nav-links a:last-child{border-bottom:0}
  .nav-links a.active::after{left:0;right:auto;width:22px;bottom:8px;height:3px}
  .menu-btn{display:grid}
  .header-cta{display:none}
}
@media (max-width:639px){
  .page-head{padding:40px 0 52px}
  .search-box .btn{width:100%}
  .step-item{flex-direction:column;gap:14px}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1 1 100%}
  .contact-form{padding:22px}
}

/* roulang page: category4 */
:root{
    --ink-950:#0E0C16;
    --ink-800:#1B1728;
    --paper:#F6F1E7;
    --paper-2:#ECE5D8;
    --lime:#C8FF4D;
    --lime-dark:#9FD82E;
    --coral:#FF6B4A;
    --mint:#78E0C1;
    --muted:#6D6778;
    --line:rgba(14,12,22,.10);
    --radius-lg:24px;
    --radius-md:18px;
    --radius-sm:14px;
    --shadow-sm:0 12px 30px rgba(14,12,22,.08);
    --shadow-md:0 18px 42px rgba(14,12,22,.12);
    --font-sans:"Noto Sans SC","HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  }

  *,*::before,*::after{box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  body{
    margin:0;
    font-family:var(--font-sans);
    font-size:16px;
    line-height:1.78;
    color:var(--ink-950);
    background:var(--paper);
    -webkit-font-smoothing:antialiased;
    text-rendering:optimizeLegibility;
  }
  img{display:block;max-width:100%;}
  a{color:inherit;text-decoration:none;}
  button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;}
  input,textarea,select{font:inherit;color:inherit;}
  ul,ol{margin:0;}
  h1,h2,h3,h4{margin:0;letter-spacing:-.012em;}
  p{margin:0;}
  :focus-visible{outline:2px solid var(--lime-dark);outline-offset:3px;border-radius:6px;}

  body .container{
    width:100%;
    max-width:1240px;
    margin-left:auto;
    margin-right:auto;
    padding-left:clamp(20px,4vw,32px);
    padding-right:clamp(20px,4vw,32px);
  }

  /* ---------- 导航 ---------- */
  .site-header{
    position:sticky;
    top:0;
    z-index:60;
    background:rgba(246,241,231,.97);
    border-bottom:1px solid var(--line);
  }
  .nav-bar{
    min-height:64px;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:24px;
  }
  .brand{
    display:inline-flex;
    align-items:center;
    gap:10px;
    font-weight:800;
    font-size:17px;
    letter-spacing:-.015em;
    flex:none;
  }
  .brand-mark{
    width:34px;
    height:34px;
    flex:none;
    display:grid;
    place-items:center;
    border-radius:12px;
    background:var(--ink-950);
    color:var(--lime);
    box-shadow:0 6px 16px rgba(14,12,22,.18);
  }
  .nav-links{
    display:flex;
    align-items:center;
    gap:26px;
    font-size:15px;
    font-weight:600;
  }
  .nav-links a{
    position:relative;
    padding:8px 0;
    color:#3C3648;
    transition:color .18s ease;
  }
  .nav-links a::after{
    content:"";
    position:absolute;
    left:0;
    right:0;
    bottom:0;
    height:3px;
    border-radius:3px;
    background:var(--lime);
    transform:scaleX(0);
    transform-origin:left center;
    transition:transform .18s ease;
  }
  .nav-links a:hover{color:var(--ink-950);}
  .nav-links a:hover::after{transform:scaleX(1);}
  .nav-links a.active{color:var(--ink-950);}
  .nav-links a.active::after{transform:scaleX(1);}
  .nav-actions{display:flex;align-items:center;gap:10px;}
  .search-box{
    display:flex;
    align-items:center;
    gap:8px;
    height:36px;
    padding:0 14px;
    border-radius:999px;
    border:1px solid var(--line);
    background:#fff;
    transition:border-color .18s ease,box-shadow .18s ease;
  }
  .search-box:focus-within{border-color:var(--lime-dark);box-shadow:0 0 0 3px rgba(200,255,77,.35);}
  .search-box svg{flex:none;color:var(--muted);}
  .search-box input{
    width:148px;
    border:0;
    outline:none;
    background:none;
    font-size:14px;
  }
  .search-box input::placeholder{color:#9A93A8;}
  .nav-toggle{
    display:none;
    width:40px;
    height:40px;
    border-radius:12px;
    border:1px solid var(--line);
    background:#fff;
    place-items:center;
  }
  .mobile-drawer{
    display:none;
    position:fixed;
    left:0;
    right:0;
    top:57px;
    z-index:70;
    background:var(--paper);
    border-bottom:1px solid var(--line);
    box-shadow:0 24px 48px rgba(14,12,22,.16);
    padding:8px 20px 22px;
  }
  .mobile-drawer.open{display:block;}
  .mobile-drawer a.drawer-link{
    display:flex;
    align-items:center;
    height:48px;
    font-weight:600;
    font-size:15.5px;
    border-bottom:1px solid var(--line);
  }
  .mobile-drawer a.drawer-link.active{color:var(--ink-950);box-shadow:inset 3px 0 0 var(--lime);padding-left:12px;}
  .drawer-cta{width:100%;margin-top:18px;}

  /* ---------- 按钮与通用控件 ---------- */
  .btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:8px;
    height:46px;
    padding:0 22px;
    border-radius:999px;
    font-weight:700;
    font-size:15px;
    white-space:nowrap;
    transition:transform .18s ease,background .18s ease,color .18s ease,border-color .18s ease,box-shadow .18s ease;
  }
  .btn:active{transform:scale(.98);}
  .btn-sm{height:38px;padding:0 18px;font-size:14px;}
  .btn-lg{height:52px;padding:0 28px;font-size:16px;}
  .btn-primary{background:var(--lime);color:var(--ink-950);box-shadow:0 10px 22px rgba(200,255,77,.38);}
  .btn-primary:hover{background:var(--lime-dark);transform:translateY(-2px);}
  .btn-outline{border:1px solid var(--ink-950);color:var(--ink-950);}
  .btn-outline:hover{background:var(--ink-950);color:var(--paper);}
  .btn-on-dark{border:1px solid rgba(255,255,255,.45);color:#fff;}
  .btn-on-dark:hover{border-color:var(--lime);color:var(--lime);}
  .text-link{
    display:inline-flex;
    align-items:center;
    gap:6px;
    font-weight:700;
    font-size:15px;
    color:var(--ink-950);
    border-bottom:2px solid var(--lime);
    padding-bottom:2px;
  }
  .text-link span{transition:transform .18s ease;}
  .text-link:hover span{transform:translateX(4px);}
  .badge{
    display:inline-flex;
    align-items:center;
    gap:8px;
    height:30px;
    padding:0 15px;
    border-radius:999px;
    background:var(--ink-950);
    color:var(--lime);
    font-size:13px;
    font-weight:700;
  }
  .badge-soft{background:var(--paper-2);color:var(--ink-950);}
  .badge-coral{background:rgba(255,107,74,.14);color:#C2432A;}
  .eyebrow{
    font-size:13px;
    font-weight:700;
    letter-spacing:.14em;
    color:#8B8399;
  }
  .eyebrow-light{color:#9C93AE;}

  /* ---------- 面包屑 ---------- */
  .breadcrumb{
    display:flex;
    flex-wrap:wrap;
    align-items:center;
    gap:8px;
    font-size:13.5px;
    color:var(--muted);
    margin-bottom:20px;
  }
  .breadcrumb a:hover{color:var(--ink-950);}
  .breadcrumb .sep{opacity:.55;}
  .breadcrumb .current{color:var(--ink-950);font-weight:600;}

  /* ---------- Hero ---------- */
  .hero{padding:36px 0 64px;position:relative;overflow:hidden;}
  .hero-grid{
    display:grid;
    grid-template-columns:1fr;
    gap:38px;
    align-items:center;
  }
  .hero h1{
    font-size:clamp(31px,4.6vw,52px);
    line-height:1.14;
    font-weight:800;
    letter-spacing:-.022em;
    margin-top:16px;
  }
  .hero-sub{
    font-size:16.5px;
    line-height:1.85;
    color:#4B4560;
    margin-top:18px;
    max-width:58ch;
  }
  .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px;}
  .alert-line{
    display:flex;
    gap:12px;
    align-items:flex-start;
    margin-top:26px;
    padding:14px 18px;
    border-radius:var(--radius-sm);
    background:rgba(255,107,74,.10);
    border-left:4px solid var(--coral);
    font-size:14.5px;
    line-height:1.75;
    color:#7A3225;
  }
  .alert-line svg{flex:none;margin-top:3px;color:var(--coral);}
  .hero-visual{
    position:relative;
    min-height:330px;
    border-radius:var(--radius-lg);
    overflow:hidden;
    background:var(--ink-800);
    box-shadow:0 26px 60px rgba(14,12,22,.22);
  }
  .hero-visual img{
    position:absolute;
    inset:0;
    width:100%;
    height:100%;
    object-fit:cover;
  }
  .hero-visual .veil{
    position:absolute;
    inset:0;
    background:linear-gradient(155deg,rgba(14,12,22,.18) 0%,rgba(14,12,22,.62) 62%,rgba(14,12,22,.88) 100%);
  }
  .stars{
    position:absolute;
    inset:0;
    pointer-events:none;
    background-image:
      radial-gradient(2px 2px at 18% 24%,rgba(255,255,255,.85),transparent 60%),
      radial-gradient(1.6px 1.6px at 68% 16%,rgba(200,255,77,.85),transparent 60%),
      radial-gradient(1.8px 1.8px at 84% 42%,rgba(255,255,255,.6),transparent 60%),
      radial-gradient(1.4px 1.4px at 34% 58%,rgba(255,255,255,.55),transparent 60%),
      radial-gradient(2px 2px at 52% 78%,rgba(200,255,77,.45),transparent 60%),
      radial-gradient(1.4px 1.4px at 12% 82%,rgba(255,255,255,.5),transparent 60%);
    opacity:.85;
  }
  .hero-card{
    position:absolute;
    left:18px;
    right:18px;
    bottom:18px;
    padding:16px 18px;
    border-radius:var(--radius-md);
    background:rgba(14,12,22,.86);
    border:1px solid rgba(255,255,255,.16);
    color:#EDE7DA;
  }
  .hero-card-title{
    font-size:13px;
    font-weight:700;
    letter-spacing:.1em;
    color:var(--lime);
    margin-bottom:8px;
  }
  .hero-card ul{list-style:none;padding:0;display:grid;gap:4px;}
  .hero-card li{display:flex;align-items:center;gap:10px;font-size:14px;color:#D8D2E3;padding:3px 0;}
  .hero-card li .dot{
    width:8px;height:8px;border-radius:50%;
    background:var(--lime);
    flex:none;
    box-shadow:0 0 0 4px rgba(200,255,77,.16);
  }

  /* ---------- 板块基础 ---------- */
  .section{padding:64px 0;}
  .section-head{max-width:730px;margin-bottom:34px;}
  .section-head h2{
    font-size:clamp(25px,3.2vw,37px);
    line-height:1.22;
    font-weight:800;
    margin-top:10px;
  }
  .section-head p{color:#4B4560;font-size:16px;margin-top:14px;line-height:1.85;}

  /* ---------- 深色信任面板 ---------- */
  .trust-panel{
    position:relative;
    overflow:hidden;
    border-radius:var(--radius-lg);
    background:var(--ink-950);
    border:1px solid rgba(255,255,255,.10);
    color:#EDE7DA;
    padding:34px 26px;
  }
  .trust-panel .stars{opacity:.55;}
  .trust-grid{position:relative;display:grid;grid-template-columns:1fr;gap:32px;}
  .trust-left h2{
    font-size:clamp(23px,2.6vw,32px);
    line-height:1.26;
    font-weight:800;
    color:#fff;
    margin-top:12px;
  }
  .trust-left p{color:#B9B2C6;font-size:15.5px;line-height:1.9;margin-top:16px;}
  .trust-left .btn{margin-top:26px;}
  .trust-right{display:grid;gap:14px;align-content:start;}
  .trust-item{
    display:grid;
    grid-template-columns:auto 1fr;
    gap:14px;
    padding:16px 18px;
    border-radius:var(--radius-sm);
    background:rgba(255,255,255,.045);
    border:1px solid rgba(255,255,255,.10);
    transition:border-color .18s ease,background .18s ease;
  }
  .trust-item:hover{border-color:rgba(200,255,77,.45);background:rgba(255,255,255,.07);}
  .trust-item .tick{
    width:30px;height:30px;border-radius:50%;
    display:grid;place-items:center;
    background:rgba(200,255,77,.14);
    color:var(--lime);
    flex:none;
  }
  .trust-item h3{font-size:16px;font-weight:700;color:#fff;}
  .trust-item p{font-size:14px;line-height:1.8;color:#B0A9BF;margin-top:4px;}

  /* ---------- 核验步骤 ---------- */
  .step-list{list-style:none;padding:0;display:grid;gap:16px;}
  .step-item{
    display:grid;
    grid-template-columns:auto 1fr;
    gap:18px;
    padding:24px;
    background:#fff;
    border:1px solid var(--line);
    border-radius:var(--radius-lg);
    box-shadow:var(--shadow-sm);
    transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  }
  .step-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(200,255,77,.55);}
  .step-num{
    width:62px;height:62px;
    border-radius:18px;
    display:grid;place-items:center;
    background:var(--ink-950);
    color:var(--lime);
    font-size:21px;
    font-weight:800;
    font-variant-numeric:tabular-nums;
    flex:none;
  }
  .step-body h3{font-size:19px;font-weight:700;}
  .step-body p{font-size:15px;line-height:1.85;color:#4B4560;margin-top:8px;}
  .step-note{
    display:inline-flex;
    align-items:center;
    gap:8px;
    margin-top:12px;
    padding:6px 12px;
    border-radius:999px;
    background:var(--paper-2);
    font-size:13px;
    font-weight:600;
    color:#504A62;
  }

  /* ---------- 注意事项 ---------- */
  .caution-section{background:var(--paper-2);}
  .caution-grid{display:grid;grid-template-columns:1fr;gap:28px;}
  .check-list{list-style:none;padding:0;display:grid;gap:12px;}
  .check-list li{
    display:grid;
    grid-template-columns:auto 1fr;
    gap:14px;
    padding:16px 18px;
    background:#fff;
    border:1px solid var(--line);
    border-radius:var(--radius-md);
    transition:transform .18s ease,box-shadow .18s ease;
  }
  .check-list li:hover{transform:translateY(-3px);box-shadow:var(--shadow-sm);}
  .check-list .c-icon{
    width:28px;height:28px;border-radius:10px;
    display:grid;place-items:center;
    background:rgba(200,255,77,.30);
    color:#2F3A0C;
    flex:none;
  }
  .check-list strong{display:block;font-size:15.5px;font-weight:700;}
  .check-list span.txt{display:block;font-size:14px;line-height:1.8;color:#4B4560;margin-top:4px;}

  .pause-card{
    padding:26px 22px;
    border-radius:var(--radius-lg);
    background:#fff;
    border:1px solid var(--line);
    box-shadow:var(--shadow-sm);
    align-self:start;
  }
  .pause-card h3{font-size:20px;font-weight:800;}
  .pause-list{list-style:none;padding:0;margin-top:18px;display:grid;gap:14px;}
  .pause-list li{
    padding:14px 16px;
    border-radius:var(--radius-sm);
    background:rgba(255,107,74,.07);
    border-left:3px solid var(--coral);
  }
  .pause-list b{display:block;font-size:15px;font-weight:700;}
  .pause-list em{display:block;font-style:normal;font-size:14px;line-height:1.8;color:#5A4152;margin-top:5px;}
  .pause-card .text-link{margin-top:20px;}

  /* ---------- 联系卡 ---------- */
  .contact-card{
    display:grid;
    grid-template-columns:1fr;
    border-radius:var(--radius-lg);
    overflow:hidden;
    background:#fff;
    border:1px solid var(--line);
    box-shadow:var(--shadow-sm);
  }
  .contact-media{position:relative;min-height:240px;background:var(--ink-800);}
  .contact-media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;}
  .contact-media::after{
    content:"";
    position:absolute;
    inset:0;
    background:linear-gradient(200deg,rgba(14,12,22,.05),rgba(14,12,22,.45));
  }
  .contact-body{padding:30px 24px;}
  .contact-body h2{font-size:clamp(22px,2.6vw,30px);line-height:1.28;font-weight:800;margin-top:10px;}
  .contact-body > p{color:#4B4560;font-size:15.5px;line-height:1.88;margin-top:14px;}
  .contact-points{list-style:none;padding:0;margin-top:20px;display:grid;gap:10px;}
  .contact-points li{
    display:flex;
    gap:10px;
    align-items:flex-start;
    font-size:14.5px;
    color:#3E3850;
  }
  .contact-points li::before{
    content:"";
    width:8px;height:8px;border-radius:50%;
    background:var(--lime-dark);
    margin-top:10px;flex:none;
  }
  .contact-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}

  /* ---------- FAQ ---------- */
  .faq-grid{display:grid;gap:14px;}
  .faq-item{
    background:#fff;
    border:1px solid var(--line);
    border-left:4px solid transparent;
    border-radius:var(--radius-md);
    padding:0 22px;
    transition:border-color .2s ease,box-shadow .2s ease;
  }
  .faq-item:hover{box-shadow:var(--shadow-sm);}
  .faq-item[open]{border-left-color:var(--lime);box-shadow:var(--shadow-sm);}
  .faq-item summary{
    list-style:none;
    cursor:pointer;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:16px;
    padding:18px 0;
    font-size:16.5px;
    font-weight:700;
    line-height:1.6;
  }
  .faq-item summary::-webkit-details-marker{display:none;}
  .faq-item summary::after{
    content:"+";
    font-size:22px;
    font-weight:600;
    line-height:1;
    color:var(--muted);
    transition:transform .2s ease,color .2s ease;
    flex:none;
  }
  .faq-item[open] summary::after{transform:rotate(45deg);color:var(--ink-950);}
  .faq-item .faq-answer{
    padding:0 0 20px;
    font-size:15px;
    line-height:1.88;
    color:#4B4560;
  }

  /* ---------- CTA 横条 ---------- */
  .cta-band{
    position:relative;
    overflow:hidden;
    border-radius:var(--radius-lg);
    background:var(--ink-950);
    color:#EDE7DA;
    padding:38px 26px;
    display:grid;
    grid-template-columns:1fr;
    gap:26px;
    align-items:center;
  }
  .cta-band h2{position:relative;font-size:clamp(23px,2.8vw,32px);line-height:1.28;font-weight:800;color:#fff;}
  .cta-band p{position:relative;color:#B9B2C6;font-size:15.5px;line-height:1.85;margin-top:12px;max-width:56ch;}
  .cta-actions{position:relative;display:flex;flex-wrap:wrap;gap:12px;}

  /* ---------- 页脚 ---------- */
  .site-footer{
    position:relative;
    overflow:hidden;
    margin-top:88px;
    padding:64px 0 28px;
    background:var(--ink-950);
    color:#EDE7DA;
  }
  .site-footer::before{
    content:"";
    position:absolute;
    inset:0;
    pointer-events:none;
    background-image:
      radial-gradient(2px 2px at 12% 22%,rgba(255,255,255,.5),transparent 60%),
      radial-gradient(1.6px 1.6px at 42% 12%,rgba(200,255,77,.45),transparent 60%),
      radial-gradient(1.8px 1.8px at 78% 30%,rgba(255,255,255,.35),transparent 60%),
      radial-gradient(1.4px 1.4px at 62% 68%,rgba(255,255,255,.28),transparent 60%),
      radial-gradient(1.6px 1.6px at 26% 78%,rgba(200,255,77,.25),transparent 60%);
    opacity:.8;
  }
  .footer-grid{
    position:relative;
    display:grid;
    grid-template-columns:1fr;
    gap:34px;
  }
  .footer-brand{
    display:inline-flex;
    align-items:center;
    gap:10px;
    font-weight:800;
    font-size:17px;
    color:#fff;
  }
  .footer-brand .brand-mark{
    background:rgba(255,255,255,.10);
    color:var(--lime);
    box-shadow:none;
  }
  .footer-about{
    margin-top:14px;
    max-width:36ch;
    font-size:14.5px;
    line-height:1.88;
    color:#B9B2C6;
  }
  .footer-col h3{
    font-size:14px;
    font-weight:700;
    letter-spacing:.08em;
    color:#fff;
    margin-bottom:14px;
  }
  .footer-col ul{list-style:none;padding:0;display:grid;gap:10px;}
  .footer-col a{font-size:14.5px;color:#B9B2C6;transition:color .18s ease;}
  .footer-col a:hover{color:var(--lime);}
  .footer-note{margin:0;font-size:13.5px;line-height:1.8;color:#8F889E;}
  .footer-bottom{
    position:relative;
    margin-top:42px;
    padding-top:20px;
    border-top:1px solid rgba(255,255,255,.12);
    display:flex;
    flex-wrap:wrap;
    align-items:center;
    gap:8px;
    font-size:13px;
    color:#8F889E;
  }
  .footer-bottom .sep{opacity:.6;}

  /* ---------- 响应式 ---------- */
  @media (max-width:1023px){
    .nav-bar{min-height:57px;}
    .nav-links,.search-box,.nav-cta{display:none;}
    .nav-toggle{display:grid;}
  }
  @media (min-width:768px){
    .footer-grid{grid-template-columns:1.5fr 1fr 1fr 1.2fr;}
    .contact-card{grid-template-columns:0.9fr 1.1fr;}
    .contact-media{min-height:100%;}
    .caution-grid{grid-template-columns:1.05fr .95fr;gap:30px;}
    .faq-grid{grid-template-columns:1fr 1fr;}
    .step-list{grid-template-columns:1fr 1fr;}
    .trust-panel{padding:42px 38px;}
    .cta-band{padding:46px 40px;}
  }
  @media (min-width:1024px){
    .hero{padding:44px 0 74px;}
    .hero-grid{grid-template-columns:7fr 5fr;gap:34px;}
    .hero-visual{min-height:452px;}
    .section{padding:92px 0;}
    .trust-grid{grid-template-columns:1.05fr .95fr;gap:44px;}
    .cta-band{grid-template-columns:1.25fr .75fr;justify-items:start;}
    .cta-actions{justify-content:flex-end;}
    .contact-body{padding:42px 38px;}
  }
  @media (min-width:1280px){
    .hero h1{font-size:54px;}
  }
  @media (max-width:519px){
    .hero-actions .btn,
    .contact-actions .btn,
    .cta-actions .btn{width:100%;}
    .step-item{padding:20px 18px;}
    .step-num{width:52px;height:52px;font-size:18px;border-radius:15px;}
    .faq-item{padding:0 18px;}
  }