/* roulang page: index */
:root{
  --ink-900:#14122A;
  --ink-800:#1D1A3A;
  --ink-700:#2A2650;
  --gold:#E9B949;
  --gold-deep:#C8901F;
  --nebula:#7C6BF0;
  --paper:#F7F4EC;
  --paper-2:#FFFFFF;
  --text-dark:#1A1A24;
  --text-muted:#6B6A78;
  --line:#E2DCD0;
  --ok:#3F9E7C;
  --warn:#D9754A;
  --serif:'Noto Serif SC','Songti SC',PingFang SC,'Microsoft YaHei',serif;
  --sans:'Noto Sans SC','PingFang SC','Microsoft YaHei',system-ui,sans-serif;
  --mono:'SFMono-Regular',ui-monospace,Menlo,Consolas,monospace;
  --radius-card:14px;
  --radius-img:12px;
  --radius-btn:10px;
  --shadow-dark:0 18px 40px rgba(0,0,0,.35);
  --shadow-light:0 6px 24px rgba(20,18,42,.06);
  --gutter:24px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--sans);
  font-size:16px;
  line-height:1.9;
  color:var(--text-dark);
  background:var(--paper);
  overflow-x:hidden;
}
body.drawer-open{overflow:hidden}
img{max-width:100%;height:auto;display:block;background:var(--ink-800)}
h1,h2,h3,h4{font-family:var(--serif);font-weight:600;margin:0 0 .6em;line-height:1.35;color:var(--text-dark)}
h1{font-size:48px;line-height:1.25}
h2{font-size:34px}
h3{font-size:23px;line-height:1.45}
p{margin:0 0 1.1em}
a{color:var(--gold-deep);text-decoration:none;transition:color .2s ease,border-color .2s ease,background-color .2s ease}
a:hover{color:var(--gold)}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit}
input,textarea{font-family:inherit}
:focus-visible{outline:2px solid var(--gold);outline-offset:2px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px}
.section{padding:88px 0}
.section-dark{background:var(--ink-900);color:rgba(255,255,255,.86)}
.section-dark h2,.section-dark h3{color:#fff}
.section-dark .section-desc,.section-dark .eyebrow{color:rgba(255,255,255,.62)}
.section-paper{background:var(--paper)}
.section-paper-2{background:var(--paper-2)}
.eyebrow{
  font-size:13px;letter-spacing:.12em;color:var(--gold-deep);
  margin:0 0 12px;font-family:var(--sans);text-transform:none;
}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:32px;
  margin-bottom:40px;
}
.section-head h2{margin-bottom:8px}
.section-desc{font-size:16px;line-height:1.8;color:var(--text-muted);max-width:640px;margin:0}
.link-more{font-size:14px;color:var(--gold-deep);display:inline-flex;align-items:center;gap:8px;white-space:nowrap}
.link-more:hover{color:var(--gold)}
.link-more i{font-size:12px;transition:transform .2s ease}
.link-more:hover i{transform:translateX(3px)}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 26px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:500;line-height:1;border:1px solid transparent;
  cursor:pointer;transition:transform .2s ease,background-color .2s ease,box-shadow .2s ease,color .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--gold);color:var(--ink-900);box-shadow:0 8px 24px rgba(233,185,73,.35)}
.btn-primary:hover{background:#F1C767;color:var(--ink-900);transform:translateY(-1px)}
.btn-ghost{background:transparent;color:var(--gold);border-color:rgba(233,185,73,.6)}
.btn-ghost:hover{background:rgba(233,185,73,.14);color:var(--gold)}
.btn-light{background:var(--paper-2);color:var(--ink-900);border-color:var(--line)}
.btn-light:hover{background:#fff;color:var(--ink-900);transform:translateY(-1px);box-shadow:var(--shadow-light)}
.btn-sm{min-height:38px;padding:0 18px;font-size:14px;border-radius:8px}
.btn[disabled],.btn.is-disabled{opacity:.4;filter:saturate(40%);pointer-events:none}

/* 标签 / 徽章 */
.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:999px;
  font-size:12px;line-height:1.6;letter-spacing:.02em;
  background:rgba(233,185,73,.12);color:var(--gold-deep);
  border:1px solid rgba(233,185,73,.28);
}
.chip-dark{background:transparent;color:var(--gold);border:1px solid rgba(233,185,73,.45)}
.chip-nebula{background:rgba(124,107,240,.12);color:#5B4BD6;border-color:rgba(124,107,240,.28)}
.chip-ok{background:rgba(63,158,124,.12);color:#2F7E62;border-color:rgba(63,158,124,.3)}

/* 头部 */
.site-header{position:relative;z-index:50}
.brand-bar{background:var(--ink-900);border-bottom:1px solid rgba(233,185,73,.16)}
.brand-inner{height:72px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:12px;color:#fff}
.brand:hover{color:#fff}
.brand-mark{
  width:30px;height:30px;flex:0 0 30px;border-radius:50%;
  border:1px solid rgba(233,185,73,.55);position:relative;
  background:radial-gradient(circle at 50% 50%,rgba(233,185,73,.95) 0 2px,rgba(233,185,73,0) 3px);
}
.brand-mark::after{
  content:"";position:absolute;inset:-7px;border-radius:50%;
  border:1px dashed rgba(233,185,73,.28);
}
.brand-text{font-family:var(--serif);font-size:19px;letter-spacing:.02em;color:#fff;white-space:nowrap}
.brand-text i{font-style:normal;color:var(--gold);margin:0 5px}
.brand-actions{display:flex;align-items:center;gap:16px}
.search{
  display:flex;align-items:center;gap:8px;
  height:40px;padding:0 14px;border-radius:999px;
  background:rgba(255,255,255,.06);border:1px solid rgba(233,185,73,.22);
  transition:border-color .2s ease,background-color .2s ease;
}
.search:focus-within{border-color:rgba(233,185,73,.7);background:rgba(255,255,255,.1)}
.search i{color:rgba(233,185,73,.8);font-size:13px}
.search input{
  width:170px;background:transparent;border:0;outline:none;
  color:#fff;font-size:14px;line-height:1;
}
.search input::placeholder{color:rgba(255,255,255,.45)}
.text-link{font-size:14px;color:rgba(255,255,255,.72);white-space:nowrap}
.text-link:hover{color:var(--gold)}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:10px;
  background:transparent;border:1px solid rgba(233,185,73,.3);
  color:var(--gold);font-size:17px;cursor:pointer;align-items:center;justify-content:center;
}
.nav-toggle:hover{background:rgba(233,185,73,.12)}
.channel-bar{
  background:var(--ink-800);border-bottom:1px solid rgba(233,185,73,.12);
  position:sticky;top:0;z-index:45;
}
.channel-inner{
  height:48px;display:flex;align-items:center;gap:2px;
  overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;
}
.channel-inner::-webkit-scrollbar{display:none}
.channel{
  position:relative;display:inline-flex;align-items:center;height:48px;
  padding:0 16px;font-size:15px;color:rgba(255,255,255,.76);white-space:nowrap;
}
.channel:hover{color:#fff}
.channel.active{color:var(--gold);font-weight:500}
.channel.active::after{
  content:"";position:absolute;left:16px;right:16px;bottom:0;height:2px;background:var(--gold);
}
.channel-more{margin-left:auto;display:flex;align-items:center;gap:10px;padding-left:12px}

/* 抽屉 */
.drawer-mask{
  position:fixed;inset:0;background:rgba(20,18,42,.6);
  opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;z-index:80;
}
.drawer-mask.is-open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:86vw;max-width:360px;
  background:var(--ink-900);border-left:1px solid rgba(233,185,73,.2);
  transform:translateX(101%);transition:transform .28s ease;z-index:90;
  padding:22px 22px 28px;overflow-y:auto;
}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}
.drawer-head .brand-text{font-size:17px}
.drawer-close{
  width:38px;height:38px;border-radius:10px;background:transparent;
  border:1px solid rgba(233,185,73,.3);color:var(--gold);cursor:pointer;font-size:15px;
}
.drawer-title{
  font-size:12px;letter-spacing:.14em;color:rgba(255,255,255,.45);
  margin:18px 0 10px;
}
.drawer-channels a{
  display:block;padding:12px 14px;border-radius:10px;font-size:15px;
  color:rgba(255,255,255,.82);border:1px solid transparent;
}
.drawer-channels a:hover{background:rgba(233,185,73,.1);color:#fff}
.drawer-channels a.active{color:var(--gold);border-color:rgba(233,185,73,.4)}
.drawer-links a{
  display:block;padding:10px 14px;font-size:14px;color:rgba(255,255,255,.62);border-radius:10px;
}
.drawer-links a:hover{color:var(--gold);background:rgba(255,255,255,.04)}
.drawer .btn{width:100%;margin-top:20px}

/* Hero */
.hero{
  position:relative;overflow:hidden;display:flex;align-items:center;
  min-height:76vh;background:var(--ink-900);
}
.hero-bg{
  position:absolute;inset:0;background-size:cover;background-position:center;
  opacity:.6;
}
.hero-veil{
  position:absolute;inset:0;
  background:linear-gradient(135deg,rgba(20,18,42,.88) 0%,rgba(20,18,42,.8) 48%,rgba(20,18,42,.72) 100%);
}
.hero-stars{
  position:absolute;inset:0;pointer-events:none;opacity:.85;
  background-image:
    radial-gradient(2px 2px at 12% 24%,rgba(255,255,255,.45),transparent 60%),
    radial-gradient(1.5px 1.5px at 28% 68%,rgba(233,185,73,.45),transparent 60%),
    radial-gradient(1.5px 1.5px at 62% 16%,rgba(255,255,255,.35),transparent 60%),
    radial-gradient(2px 2px at 78% 54%,rgba(233,185,73,.35),transparent 60%),
    radial-gradient(1.5px 1.5px at 88% 80%,rgba(255,255,255,.3),transparent 60%),
    radial-gradient(1.5px 1.5px at 44% 88%,rgba(255,255,255,.28),transparent 60%);
}
.hero-stars::after{
  content:"";position:absolute;right:-140px;top:-110px;
  width:540px;height:540px;border-radius:50%;
  border:1px dashed rgba(233,185,73,.2);
}
.hero-inner{position:relative;z-index:2;padding:96px 0 84px;max-width:820px}
.hero-kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.14em;color:var(--gold);
  border:1px solid rgba(233,185,73,.4);border-radius:999px;
  padding:5px 14px;margin:0 0 22px;
}
.hero h1{color:#fff;font-size:clamp(30px,4.1vw,50px);margin-bottom:20px}
.hero-sub{
  font-size:18px;line-height:1.8;color:rgba(255,255,255,.78);
  max-width:660px;margin-bottom:32px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:16px;margin-bottom:26px}
.hero-status{
  display:inline-flex;align-items:center;gap:10px;
  font-size:13px;letter-spacing:.02em;color:rgba(255,255,255,.66);
  padding:8px 16px;border-radius:999px;
  background:rgba(255,255,255,.06);border:1px solid rgba(233,185,73,.22);
}
.hero-status .dot{
  width:7px;height:7px;border-radius:50%;background:var(--ok);
  box-shadow:0 0 0 4px rgba(63,158,124,.18);flex:0 0 7px;
}

/* 流程 */
.step-track{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gutter)}
.step-item{position:relative;padding-top:6px}
.step-item::before{
  content:"";position:absolute;top:23px;left:52px;right:calc(-1 * var(--gutter) + 4px);
  border-top:1px dashed rgba(233,185,73,.32);
}
.step-item:last-child::before{display:none}
.step-num{
  width:36px;height:36px;border-radius:50%;position:relative;z-index:1;
  background:#1D1A3A;border:1px solid rgba(233,185,73,.5);color:var(--gold);
  display:flex;align-items:center;justify-content:center;
  font-family:var(--mono);font-size:14px;margin-bottom:18px;
}
.step-title{font-size:18px;color:#fff;margin-bottom:8px;font-family:var(--serif);font-weight:600}
.step-text{font-size:14px;line-height:1.8;color:rgba(255,255,255,.62);margin:0}

/* 预览卡组 */
.preview-grid{
  display:grid;grid-template-columns:1.25fr 1fr;gap:var(--gutter);
}
.media-card{
  background:var(--paper-2);border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-light);
  transition:border-color .25s ease,transform .25s ease,box-shadow .25s ease;
  display:flex;flex-direction:column;
}
.media-card:hover{border-color:rgba(233,185,73,.55);transform:translateY(-3px);box-shadow:0 14px 34px rgba(20,18,42,.1)}
.media-card figure{margin:0;overflow:hidden}
.media-card img{width:100%;aspect-ratio:16 / 9;object-fit:cover;transition:transform .3s ease}
.media-card:hover img{transform:scale(1.03)}
.media-body{padding:24px 24px 26px}
.media-card h3{font-size:21px;margin:14px 0 10px}
.media-card:hover h3{color:var(--gold-deep)}
.media-text{font-size:14px;line-height:1.85;color:var(--text-muted);margin:0 0 16px}
.card-link{font-size:14px;color:var(--gold-deep);display:inline-flex;align-items:center;gap:7px}
.card-link i{font-size:12px;transition:transform .2s ease}
.card-link:hover i{transform:translateX(3px)}
.preview-side{display:grid;grid-template-rows:1fr 1fr;gap:var(--gutter)}
.mini-card{
  display:flex;gap:16px;align-items:center;
  background:var(--paper-2);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:18px;box-shadow:var(--shadow-light);
  transition:border-color .25s ease,transform .25s ease;
}
.mini-card:hover{border-color:rgba(233,185,73,.55);transform:translateY(-2px)}
.mini-card img{width:104px;flex:0 0 104px;aspect-ratio:4 / 3;object-fit:cover;border-radius:var(--radius-img)}
.mini-card h3{font-size:17px;margin:8px 0 6px}
.mini-card:hover h3{color:var(--gold-deep)}
.mini-card p{font-size:13px;line-height:1.75;color:var(--text-muted);margin:0}

/* 进度 */
.progress-panel{
  background:var(--ink-800);border:1px solid rgba(233,185,73,.18);
  border-radius:var(--radius-card);box-shadow:var(--shadow-dark);
  padding:34px 34px 30px;
}
.progress-head{display:flex;align-items:baseline;justify-content:space-between;gap:16px;margin-bottom:18px}
.progress-head h3{margin:0;font-size:20px}
.progress-percent{
  font-family:var(--mono);font-size:28px;color:var(--gold);letter-spacing:.02em;
}
.progress-track{
  position:relative;height:6px;border-radius:999px;background:rgba(255,255,255,.12);
  margin-bottom:12px;overflow:visible;
}
.progress-fill{
  position:absolute;left:0;top:0;bottom:0;width:78%;border-radius:999px;
  background:linear-gradient(90deg,var(--gold) 0%,var(--gold-deep) 100%);
}
.progress-nodes{position:relative;height:20px;margin-bottom:26px}
.progress-nodes span{
  position:absolute;top:-26px;width:10px;height:10px;border-radius:50%;
  background:var(--ink-800);border:2px solid var(--gold);transform:translateX(-50%);
}
.progress-nodes span.done{background:var(--gold)}
.ladder{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;border-top:1px solid rgba(255,255,255,.1);padding-top:22px}
.ladder-item .star{color:var(--gold);font-size:12px;letter-spacing:2px;display:block;margin-bottom:6px}
.ladder-item .name{font-size:14px;color:#fff;display:block;margin-bottom:4px}
.ladder-item .state{font-size:12px;color:rgba(255,255,255,.5)}
.state-ok{color:#7BD3B2 !important}
.state-run{color:var(--gold) !important}

/* 最新信息 */
.latest-grid{display:grid;grid-template-columns:1.15fr 1fr;gap:32px;align-items:start}
.lead-card{
  background:var(--paper-2);border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-light);transition:border-color .25s ease,transform .25s ease;
}
.lead-card:hover{border-color:rgba(233,185,73,.55);transform:translateY(-3px)}
.lead-card img{width:100%;aspect-ratio:16 / 9;object-fit:cover}
.lead-body{padding:26px}
.lead-body h3{font-size:24px;margin:14px 0 12px;line-height:1.45}
.lead-card:hover h3{color:var(--gold-deep)}
.lead-body p{font-size:15px;line-height:1.85;color:var(--text-muted);margin:0 0 18px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.item-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:12px;
  font-size:13px;color:var(--text-muted);
}
.item-meta .sep{color:var(--line)}
.latest-list{display:grid;gap:18px}
.list-card{
  display:grid;grid-template-columns:148px 1fr;gap:18px;
  background:var(--paper-2);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:14px;box-shadow:var(--shadow-light);
  transition:border-color .25s ease,transform .25s ease;
}
.list-card:hover{border-color:rgba(233,185,73,.55);transform:translateY(-2px)}
.list-card img{width:100%;aspect-ratio:16 / 9;object-fit:cover;border-radius:var(--radius-img)}
.list-card h3{font-size:17px;margin:8px 0 8px;line-height:1.5}
.list-card:hover h3{color:var(--gold-deep)}
.list-card p{
  font-size:13px;line-height:1.75;color:var(--text-muted);margin:0 0 10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.empty-state{
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:14px;padding:64px 24px;text-align:center;
  background:
    radial-gradient(1.5px 1.5px at 22% 30%,rgba(233,185,73,.35),transparent 60%),
    radial-gradient(1.5px 1.5px at 74% 62%,rgba(233,185,73,.28),transparent 60%),
    var(--ink-800);
  border:1px solid rgba(233,185,73,.2);
  border-radius:var(--radius-card);
}
.empty-state p{color:rgba(255,255,255,.7);margin:0;font-size:15px}
.empty-state a{font-size:14px;color:var(--gold)}

/* FAQ */
.faq-wrap{display:grid;grid-template-columns:0.8fr 1.4fr;gap:48px;align-items:start}
.faq-intro h2{margin-bottom:14px}
.faq-intro p{font-size:15px;line-height:1.85;color:var(--text-muted)}
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line);position:relative}
.faq-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  background:var(--gold);opacity:0;transition:opacity .2s ease;
}
.faq-item.is-open::before{opacity:1}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:22px 8px 22px 18px;background:transparent;border:0;text-align:left;
  font-size:17px;font-weight:500;color:var(--text-dark);cursor:pointer;
  transition:color .2s ease,padding-left .2s ease;
}
.faq-q:hover{color:var(--gold-deep);padding-left:22px}
.faq-icon{
  flex:0 0 22px;width:22px;height:22px;position:relative;
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:var(--gold-deep);border-radius:2px;
  transition:transform .2s ease,background-color .2s ease;
}
.faq-icon::before{left:0;right:0;top:10px;height:2px}
.faq-icon::after{top:0;bottom:0;left:10px;width:2px}
.faq-item.is-open .faq-icon::after{transform:scaleY(0)}
.faq-a{
  max-height:0;overflow:hidden;
  transition:max-height .28s ease,padding .28s ease;
}
.faq-item.is-open .faq-a{max-height:340px}
.faq-a p{
  font-size:15px;line-height:1.9;color:var(--text-muted);
  margin:0;padding:0 44px 22px 18px;
}

/* CTA */
.cta-band{
  background:linear-gradient(120deg,var(--ink-900) 0%,var(--ink-700) 100%);
  border-top:1px solid rgba(233,185,73,.16);
  border-bottom:1px solid rgba(233,185,73,.16);
  position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;left:-100px;bottom:-160px;width:420px;height:420px;
  border-radius:50%;border:1px dashed rgba(233,185,73,.16);
}
.cta-inner{
  position:relative;z-index:2;
  display:flex;align-items:center;justify-content:space-between;gap:40px;
  padding:56px 0;
}
.cta-inner h2{color:#fff;margin-bottom:10px;font-size:30px}
.cta-inner p{color:rgba(255,255,255,.72);margin:0;font-size:16px;max-width:620px}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}

/* 页脚 */
.site-footer{background:var(--ink-900);color:rgba(255,255,255,.66);padding:70px 0 0}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:40px;
  padding-bottom:48px;
}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:18px}
.footer-brand .brand-text{font-size:18px}
.footer-about{font-size:14px;line-height:1.9;color:rgba(255,255,255,.56);max-width:320px;margin:0}
.footer-title{font-size:13px;letter-spacing:.12em;color:var(--gold);margin:0 0 18px}
.footer-links li{margin-bottom:12px}
.footer-links a{font-size:14px;color:rgba(255,255,255,.66)}
.footer-links a:hover{color:var(--gold)}
.footer-note{font-size:14px;line-height:1.9;color:rgba(255,255,255,.56);margin:0 0 14px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  padding:22px 0 26px;
  display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.5);
}
.footer-bottom a{color:rgba(255,255,255,.6)}
.footer-bottom a:hover{color:var(--gold)}
.back-top{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;
  color:rgba(255,255,255,.66);background:transparent;border:1px solid rgba(233,185,73,.3);
  border-radius:999px;padding:7px 16px;cursor:pointer;transition:all .2s ease;
}
.back-top:hover{color:var(--gold);background:rgba(233,185,73,.12)}

/* 响应式 */
@media (max-width:1024px){
  h1{font-size:38px}
  h2{font-size:30px}
  .section{padding:72px 0}
  .preview-grid{grid-template-columns:1fr}
  .preview-side{grid-template-rows:auto auto}
  .latest-grid{grid-template-columns:1fr;gap:26px}
  .faq-wrap{grid-template-columns:1fr;gap:32px}
  .ladder{grid-template-columns:repeat(3,1fr);row-gap:22px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
  .step-track{grid-template-columns:repeat(2,1fr);row-gap:34px}
  .step-item::before{display:none}
  .cta-inner{flex-direction:column;align-items:flex-start;gap:26px;padding:48px 0}
}
@media (max-width:768px){
  .container{padding:0 20px}
  .search{display:none}
  .text-link{display:none}
  .nav-toggle{display:inline-flex}
  .brand-inner{height:64px}
  .channel-bar{position:static}
  .hero{min-height:62vh}
  .hero-inner{padding:72px 0 64px}
  .hero-sub{font-size:16px}
  .section{padding:56px 0}
  .section-head{flex-direction:column;align-items:flex-start;gap:16px;margin-bottom:28px}
  h2{font-size:27px}
  h3{font-size:20px}
  .list-card{grid-template-columns:118px 1fr;gap:14px}
  .media-card h3{font-size:19px}
  .progress-panel{padding:26px 22px 24px}
  .ladder{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .brand-actions .btn-primary{padding:0 16px}
}
@media (max-width:520px){
  h1{font-size:30px}
  .step-track{grid-template-columns:1fr}
  .list-card{grid-template-columns:1fr}
  .list-card img{aspect-ratio:16 / 9}
  .mini-card{flex-direction:column;align-items:flex-start}
  .mini-card img{width:100%;flex:none;aspect-ratio:16 / 9}
  .ladder{grid-template-columns:1fr}
  .hero-actions .btn{width:100%}
  .faq-q{font-size:16px;padding:18px 6px 18px 14px}
  .faq-a p{padding:0 20px 18px 14px}
  .latest-list{gap:14px}
}

/* roulang page: article */
:root{
  --ink-900:#14122A;
  --ink-800:#1D1A3A;
  --ink-700:#2A2650;
  --gold:#E9B949;
  --gold-deep:#C8901F;
  --nebula:#7C6BF0;
  --paper:#F7F4EC;
  --paper-2:#FFFFFF;
  --text-dark:#1A1A24;
  --text-muted:#6B6A78;
  --line:#E2DCD0;
  --ok:#3F9E7C;
  --warn:#D9754A;
  --radius-card:14px;
  --radius-img:12px;
  --radius-btn:10px;
  --shadow-dark:0 18px 40px rgba(0,0,0,.35);
  --shadow-light:0 6px 24px rgba(20,18,42,.06);
  --container:1200px;
  --gutter:24px;
  --section-pad:88px;
  --font-serif:"Noto Serif SC","Songti SC","PingFang SC","Microsoft YaHei",serif;
  --font-sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.9;
  color:var(--text-dark);
  background:var(--paper);
}
img{max-width:100%;height:auto;display:block;background:var(--ink-800)}
a{color:inherit;text-decoration:none;transition:color .2s ease,border-color .2s ease,background-color .2s ease}
button,input{font-family:inherit;font-size:inherit}
ul,ol{margin:0;padding:0}
h1,h2,h3,h4,p{margin:0}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px}
.section{padding:var(--section-pad) 0}
.section-dark{background:var(--ink-900);color:#fff}
.section-tight{padding:56px 0}
.skip-link{position:absolute;left:-9999px}
.skip-link:focus{left:16px;top:12px;background:var(--gold);color:var(--ink-900);padding:8px 16px;border-radius:8px;z-index:200}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 24px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:500;letter-spacing:.02em;cursor:pointer;
  border:1px solid transparent;transition:all .22s ease;
}
.btn-primary{background:var(--gold);color:var(--ink-900);box-shadow:0 8px 24px rgba(233,185,73,.28)}
.btn-primary:hover{background:#F2C75E;transform:translateY(-1px);box-shadow:0 12px 28px rgba(233,185,73,.38)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:transparent;border-color:var(--gold);color:var(--gold)}
.btn-ghost:hover{background:rgba(233,185,73,.14)}
.btn-soft{background:rgba(233,185,73,.12);color:var(--gold-deep);border-color:rgba(200,144,31,.35)}
.btn-soft:hover{background:rgba(233,185,73,.2)}
.btn-sm{min-height:38px;padding:0 18px;font-size:14px}
.btn-block{width:100%}
.btn:focus-visible,a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--gold);outline-offset:2px}
.btn[disabled],.btn.is-disabled{opacity:.4;filter:saturate(40%);pointer-events:none}

/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:3px 12px;border-radius:999px;font-size:12.5px;letter-spacing:.02em;
  border:1px solid rgba(233,185,73,.45);color:var(--gold);background:rgba(233,185,73,.08);
}
.badge-paper{background:#F3EBD6;border-color:#E4D6AF;color:#6A4E12}
.badge-nebula{background:rgba(124,107,240,.1);border-color:rgba(124,107,240,.35);color:#4F41C7}

/* ---------- 导航 ---------- */
.site-header{position:sticky;top:0;z-index:80}
.brand-bar{background:var(--ink-900);border-bottom:1px solid rgba(233,185,73,.14)}
.brand-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:72px}
.brand{display:flex;align-items:center;gap:12px;color:#fff}
.brand-mark{
  width:26px;height:26px;border-radius:50%;position:relative;flex:0 0 auto;
  background:radial-gradient(circle at 50% 50%,var(--gold) 0 22%,rgba(233,185,73,.35) 23% 40%,transparent 42%);
}
.brand-mark::after{content:"";position:absolute;inset:-6px;border:1px dashed rgba(233,185,73,.45);border-radius:50%}
.brand-text{font-family:var(--font-serif);font-weight:600;font-size:19px;letter-spacing:.02em}
.brand-text i{font-style:normal;color:var(--gold);margin:0 5px}
.brand-actions{display:flex;align-items:center;gap:18px}
.search{display:flex;align-items:center;gap:9px;background:rgba(255,255,255,.07);border:1px solid rgba(233,185,73,.18);border-radius:999px;padding:6px 15px;color:rgba(255,255,255,.7)}
.search i{font-size:13px}
.search input{background:transparent;border:0;outline:0;color:#fff;width:150px;font-size:14px;height:26px}
.search input::placeholder{color:rgba(255,255,255,.45)}
.text-link{color:rgba(255,255,255,.78);font-size:14px}
.text-link:hover{color:var(--gold)}
.nav-toggle{display:none;background:transparent;border:1px solid rgba(233,185,73,.4);color:var(--gold);width:42px;height:38px;border-radius:10px;cursor:pointer}
.channel-bar{background:var(--ink-800);border-bottom:1px solid rgba(233,185,73,.12)}
.channel-inner{display:flex;gap:4px;overflow-x:auto;scrollbar-width:none}
.channel-inner::-webkit-scrollbar{display:none}
.channel{position:relative;padding:0 18px;line-height:48px;font-size:15px;color:rgba(255,255,255,.72);white-space:nowrap;border-bottom:2px solid transparent}
.channel:hover{color:var(--gold)}
.channel.active{color:var(--gold);border-bottom-color:var(--gold);font-weight:600}
.nav-drawer{
  position:fixed;top:0;left:0;bottom:0;width:86vw;max-width:340px;z-index:120;
  background:var(--ink-900);border-right:1px solid rgba(233,185,73,.2);
  transform:translateX(-102%);transition:transform .28s ease;padding:22px 20px;overflow-y:auto;
}
.nav-drawer.open{transform:translateX(0)}
.drawer-mask{position:fixed;inset:0;background:rgba(10,9,20,.6);z-index:110;opacity:0;pointer-events:none;transition:opacity .28s ease}
.drawer-mask.open{opacity:1;pointer-events:auto}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.drawer-head .brand-text{color:#fff;font-size:17px}
.drawer-close{background:transparent;border:0;color:rgba(255,255,255,.7);font-size:20px;cursor:pointer}
.drawer-nav{display:flex;flex-direction:column;border-top:1px solid rgba(233,185,73,.16)}
.drawer-nav a{padding:14px 4px;color:rgba(255,255,255,.82);border-bottom:1px solid rgba(233,185,73,.12);font-size:15px}
.drawer-nav a.active{color:var(--gold);font-weight:600}
.drawer-sub{margin-top:22px;display:flex;flex-direction:column;gap:10px}
.drawer-sub a{font-size:14px;color:rgba(255,255,255,.62)}
.drawer-foot{margin-top:26px}

/* ---------- 面包屑 ---------- */
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-muted);letter-spacing:.02em;padding:22px 0}
.breadcrumb a{color:var(--text-muted)}
.breadcrumb a:hover{color:var(--gold-deep)}
.breadcrumb .sep{opacity:.5}
.breadcrumb .current{color:var(--text-dark);max-width:60ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ---------- 文章头 ---------- */
.article-top{padding-bottom:40px}
.article-head{padding-bottom:26px;border-bottom:1px solid var(--line)}
.article-head h1{
  font-family:var(--font-serif);font-weight:600;
  font-size:clamp(28px,3.6vw,44px);line-height:1.25;margin-bottom:18px;letter-spacing:0;
}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:14px;font-size:13px;color:var(--text-muted);letter-spacing:.03em}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--line)}
.article-lead{margin-top:20px;font-size:18px;line-height:1.8;color:#3E3C4A;max-width:760px}

/* ---------- 文章布局 ---------- */
.article-layout{display:grid;grid-template-columns:minmax(0,760px) 300px;gap:56px;justify-content:center;padding:0 0 var(--section-pad)}
.article-body{min-width:0}
.prose{font-size:17px;line-height:1.95;color:#25242E}
.prose p{margin:0 0 1.25em}
.prose h2{font-family:var(--font-serif);font-weight:600;font-size:clamp(24px,2.6vw,32px);line-height:1.35;margin:2em 0 .7em;padding-left:16px;position:relative}
.prose h2::before{content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:4px;border-radius:2px;background:var(--gold)}
.prose h3{font-family:var(--font-serif);font-weight:600;font-size:clamp(19px,2vw,23px);line-height:1.45;margin:1.7em 0 .6em}
.prose h4{font-size:18px;font-weight:500;margin:1.4em 0 .5em}
.prose ul,.prose ol{padding-left:1.5em;margin:0 0 1.25em}
.prose li{margin-bottom:.5em}
.prose a{color:var(--gold-deep);border-bottom:1px solid rgba(200,144,31,.4)}
.prose a:hover{color:#9C6F12}
.prose blockquote{margin:1.7em 0;padding:18px 24px;background:#FBF3E0;border-left:3px solid var(--gold);border-radius:0 12px 12px 0;color:#3A3730}
.prose blockquote p:last-child{margin-bottom:0}
.prose img{border-radius:var(--radius-img);margin:1.4em auto}
.prose figure{margin:1.8em 0}
.prose figcaption{font-size:13px;text-align:center;color:var(--text-muted);margin-top:10px;line-height:1.6}
.prose hr{border:0;border-top:1px dashed var(--line);margin:2.4em 0}
.prose table{width:100%;border-collapse:collapse;font-size:15px;margin:1.4em 0}
.prose th,.prose td{border:1px solid var(--line);padding:10px 14px;text-align:left}
.prose th{background:#F3EBD6;font-weight:600}
.prose code{background:#F1EEE6;padding:2px 6px;border-radius:6px;font-size:14px}

.empty-state{background:var(--paper-2);border:1px solid var(--line);border-radius:var(--radius-card);padding:44px 32px;text-align:center;box-shadow:var(--shadow-light)}
.empty-state .empty-dot{width:44px;height:44px;margin:0 auto 18px;border-radius:50%;background:radial-gradient(circle,var(--gold) 0 18%,rgba(233,185,73,.35) 20% 42%,transparent 44%),var(--ink-900)}
.empty-state h2{font-family:var(--font-serif);font-size:24px;font-weight:600;margin-bottom:12px}
.empty-state p{color:var(--text-muted);font-size:15px;max-width:46ch;margin:0 auto 22px}

/* ---------- 侧栏 ---------- */
.article-aside{min-width:0}
.aside-card{background:var(--paper-2);border:1px solid var(--line);border-radius:var(--radius-card);padding:22px;box-shadow:var(--shadow-light);position:sticky;top:96px}
.aside-title{font-family:var(--font-serif);font-weight:600;font-size:17px;margin:0 0 14px;padding-bottom:12px;border-bottom:1px solid var(--line)}
.aside-list{list-style:none}
.aside-list li a{display:flex;gap:10px;align-items:flex-start;padding:10px 0;font-size:15px;color:#3A3946;border-bottom:1px dashed var(--line)}
.aside-list li:last-child a{border-bottom:0;padding-bottom:0}
.aside-list li a:hover{color:var(--gold-deep)}
.aside-list .idx{color:var(--gold-deep);font-size:13px;font-weight:600;line-height:1.8}
.aside-note{margin-top:18px;font-size:13px;line-height:1.8;color:var(--text-muted);background:#F5F1E7;border-radius:10px;padding:14px 16px}

/* ---------- 标签 / 底部导航 ---------- */
.article-foot{padding-top:38px;border-top:1px solid var(--line);margin-top:44px}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.tag-label{font-size:13px;color:var(--text-muted);margin-right:4px}
.tag{background:#F3EBD6;color:#6A4E12;border:1px solid #E4D6AF;border-radius:999px;padding:5px 14px;font-size:12.5px}
.tag:hover{background:var(--gold);color:var(--ink-900);border-color:var(--gold)}
.page-nav{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin-top:30px}
.page-nav a{display:flex;flex-direction:column;gap:6px;background:var(--paper-2);border:1px solid var(--line);border-radius:var(--radius-card);padding:18px 20px;box-shadow:var(--shadow-light)}
.page-nav a:hover{border-color:rgba(233,185,73,.7);transform:translateY(-2px)}
.page-nav .pn-label{font-size:12.5px;color:var(--text-muted);letter-spacing:.05em}
.page-nav .pn-title{font-size:16px;font-weight:500;color:var(--text-dark)}

/* ---------- 相关推荐 ---------- */
.related{margin-top:56px}
.related-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:24px}
.related-head h2{font-family:var(--font-serif);font-weight:600;font-size:26px}
.related-head .more{font-size:13px;color:var(--text-muted)}
.related-head .more:hover{color:var(--gold-deep)}
.rel-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:22px}
.rel-card{background:var(--paper-2);border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-light);transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;display:flex;flex-direction:column}
.rel-card:hover{transform:translateY(-3px);border-color:rgba(233,185,73,.65);box-shadow:0 14px 34px rgba(20,18,42,.1)}
.rel-thumb{aspect-ratio:16/9;overflow:hidden;background:linear-gradient(160deg,var(--ink-800),var(--ink-900))}
.rel-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .25s ease}
.rel-card:hover .rel-thumb img{transform:scale(1.03)}
.rel-body{padding:18px 20px 22px;display:flex;flex-direction:column;gap:8px;flex:1}
.rel-body h3{font-size:18px;font-weight:600;line-height:1.5}
.rel-card:hover .rel-body h3{color:var(--gold-deep)}
.rel-body p{font-size:14px;line-height:1.8;color:var(--text-muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rel-meta{display:flex;justify-content:space-between;align-items:center;margin-top:auto;font-size:12.5px;color:var(--text-muted)}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;background:var(--ink-900);border-radius:18px;
  padding:52px 48px;color:#fff;
  box-shadow:var(--shadow-dark);border:1px solid rgba(233,185,73,.18);
}
.cta-band::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(circle at 12% 22%,rgba(233,185,73,.4) 0 1.5px,transparent 2px),
    radial-gradient(circle at 78% 18%,rgba(255,255,255,.35) 0 1px,transparent 2px),
    radial-gradient(circle at 62% 76%,rgba(233,185,73,.3) 0 1.5px,transparent 2px),
    radial-gradient(circle at 32% 84%,rgba(255,255,255,.25) 0 1px,transparent 2px);
}
.cta-band::after{
  content:"";position:absolute;right:-140px;top:-120px;width:420px;height:420px;
  border:1px dashed rgba(233,185,73,.25);border-radius:50%;
}
.cta-inner{position:relative;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:26px}
.cta-inner h2{font-family:var(--font-serif);font-weight:600;font-size:28px;line-height:1.4;margin-bottom:8px}
.cta-inner p{color:rgba(255,255,255,.7);font-size:15px}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink-900);color:rgba(255,255,255,.7);padding-top:64px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:44px}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-family:var(--font-serif);font-weight:600;font-size:18px;margin-bottom:16px}
.footer-brand .brand-text{font-size:18px}
.footer-about{font-size:14px;line-height:1.9;color:rgba(255,255,255,.6)}
.footer-title{color:var(--gold);font-size:14px;letter-spacing:.08em;margin-bottom:16px}
.footer-links{list-style:none}
.footer-links li{margin-bottom:11px}
.footer-links a{font-size:14px;color:rgba(255,255,255,.68)}
.footer-links a:hover{color:var(--gold)}
.footer-note{font-size:13.5px;line-height:1.85;color:rgba(255,255,255,.58);margin-bottom:12px}
.footer-bottom{border-top:1px solid rgba(233,185,73,.16);padding:20px 0;display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.5)}
.back-top{background:transparent;border:1px solid rgba(233,185,73,.4);color:var(--gold);border-radius:999px;padding:9px 18px;font-size:13px;cursor:pointer;transition:background .2s ease}
.back-top:hover{background:rgba(233,185,73,.14)}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1023px){
  :root{--section-pad:64px}
  .container{padding:0 24px}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center}
  .search{display:none}
  .text-link{display:none}
  .article-layout{grid-template-columns:minmax(0,1fr);gap:40px}
  .aside-card{position:static}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
}
@media screen and (max-width:767px){
  :root{--section-pad:56px}
  .container{padding:0 20px}
  body{font-size:16px}
  .brand-text{font-size:17px}
  .channel{padding:0 14px;line-height:46px;font-size:14.5px}
  .article-head h1{font-size:30px}
  .article-lead{font-size:16.5px}
  .prose{font-size:16px;line-height:1.85}
  .prose h2{font-size:24px;margin:1.6em 0 .6em}
  .prose h3{font-size:19px}
  .page-nav{grid-template-columns:1fr}
  .cta-band{padding:36px 24px;border-radius:16px}
  .cta-inner h2{font-size:23px}
  .rel-grid{grid-template-columns:1fr}
  .related-head h2{font-size:22px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .brand-actions .btn-sm{display:none}
}
@media screen and (max-width:519px){
  .breadcrumb .current{max-width:100%;white-space:normal;overflow:visible}
  .article-meta{gap:10px}
  .btn{min-height:48px}
}

/* roulang page: category1 */
:root{
  --ink-900:#14122A;
  --ink-800:#1D1A3A;
  --ink-700:#2A2650;
  --gold:#E9B949;
  --gold-deep:#C8901F;
  --nebula:#7C6BF0;
  --paper:#F7F4EC;
  --paper-2:#FFFFFF;
  --text-dark:#1A1A24;
  --text-muted:#6B6A78;
  --line:#E2DCD0;
  --success:#3F9E7C;
  --warn:#D9754A;
  --radius-card:14px;
  --radius-img:12px;
  --radius-btn:10px;
  --shadow-dark:0 18px 40px rgba(0,0,0,.35);
  --shadow-light:0 6px 24px rgba(20,18,42,.06);
  --font-serif:"Noto Serif SC","Songti SC","Source Han Serif SC",PingFang SC,Microsoft YaHei,serif;
  --font-sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,Helvetica,Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:17px;
  line-height:1.9;
  color:var(--text-dark);
  background:var(--paper);
  font-weight:400;
}
img{max-width:100%;height:auto;display:block;border-radius:0;}
a{color:inherit;text-decoration:none;transition:color .22s ease;}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:2px solid var(--gold);outline-offset:2px;}
h1,h2,h3,h4{font-family:var(--font-serif);font-weight:600;color:var(--text-dark);margin:0;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
input,textarea{font-family:inherit;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 24px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:500;line-height:1;border:1px solid transparent;
  cursor:pointer;transition:background-color .25s ease,color .25s ease,transform .25s ease,box-shadow .25s ease,border-color .25s ease;
  text-align:center;
}
.btn-primary{background:var(--gold);color:var(--ink-900);box-shadow:0 8px 24px rgba(233,185,73,.35);}
.btn-primary:hover{background:#F0C75E;transform:translateY(-1px);color:var(--ink-900);}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 14px rgba(233,185,73,.3);}
.btn-ghost{background:transparent;border-color:rgba(233,185,73,.55);color:var(--gold);}
.btn-ghost:hover{background:rgba(233,185,73,.14);color:var(--gold);}
.btn-outline{background:transparent;border-color:rgba(200,144,31,.45);color:var(--gold-deep);}
.btn-outline:hover{background:rgba(233,185,73,.14);color:var(--gold-deep);}
.btn-sm{min-height:38px;padding:0 18px;font-size:14px;}
.btn[disabled],.btn.is-disabled{opacity:.4;filter:saturate(40%);cursor:not-allowed;}

/* ============ Header ============ */
.site-header{position:relative;z-index:60;}
.brand-bar{background:var(--ink-900);border-bottom:1px solid rgba(233,185,73,.14);}
.brand-inner{display:flex;align-items:center;justify-content:space-between;height:72px;gap:24px;}
.brand{display:inline-flex;align-items:center;gap:12px;flex:0 0 auto;}
.brand-mark{
  position:relative;width:26px;height:26px;border-radius:50%;
  border:1.5px dashed rgba(233,185,73,.7);display:inline-block;flex:0 0 auto;
}
.brand-mark::before{
  content:"";position:absolute;left:50%;top:50%;width:8px;height:8px;margin:-4px 0 0 -4px;
  border-radius:50%;background:var(--gold);
}
.brand-mark::after{
  content:"";position:absolute;right:-3px;top:-3px;width:6px;height:6px;border-radius:50%;
  background:rgba(233,185,73,.6);
}
.brand-text{
  font-family:var(--font-serif);font-size:18px;letter-spacing:.04em;color:#F7F4EC;white-space:nowrap;
}
.brand-text i{font-style:normal;color:var(--gold);margin:0 2px;}
.brand-actions{display:flex;align-items:center;gap:18px;}
.search{
  display:flex;align-items:center;gap:9px;height:40px;padding:0 16px;
  background:rgba(255,255,255,.06);border:1px solid rgba(233,185,73,.22);
  border-radius:999px;transition:border-color .25s ease,background-color .25s ease;
}
.search:focus-within{border-color:rgba(233,185,73,.7);background:rgba(255,255,255,.09);}
.search i{color:rgba(233,185,73,.8);font-size:13px;}
.search input{
  background:transparent;border:0;outline:none;color:#F7F4EC;font-size:14px;width:158px;
}
.search input::placeholder{color:rgba(247,244,236,.45);}
.text-link{font-size:14px;color:rgba(247,244,236,.72);white-space:nowrap;}
.text-link:hover{color:var(--gold);}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:10px;border:1px solid rgba(233,185,73,.3);
  background:transparent;color:var(--gold);font-size:17px;cursor:pointer;align-items:center;justify-content:center;
}
.nav-toggle:hover{background:rgba(233,185,73,.12);}
.channel-bar{
  background:var(--ink-800);border-bottom:1px solid rgba(233,185,73,.12);
  position:sticky;top:0;z-index:55;
}
.channel-inner{display:flex;align-items:center;height:48px;overflow-x:auto;scrollbar-width:none;}
.channel-inner::-webkit-scrollbar{display:none;}
.channel{
  position:relative;display:inline-flex;align-items:center;height:48px;
  margin-right:30px;font-size:15px;color:rgba(247,244,236,.7);white-space:nowrap;
}
.channel:last-child{margin-right:0;}
.channel:hover{color:var(--gold);}
.channel.active{color:var(--gold);font-weight:500;}
.channel.active::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--gold);}

/* ============ Drawer ============ */
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(86vw,340px);
  background:var(--ink-900);border-left:1px solid rgba(233,185,73,.2);
  transform:translateX(102%);transition:transform .3s ease;z-index:120;
  display:flex;flex-direction:column;padding:22px;
}
.drawer.open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:18px;border-bottom:1px solid rgba(233,185,73,.16);}
.drawer-close{background:transparent;border:0;color:var(--gold);font-size:20px;cursor:pointer;padding:6px 10px;border-radius:8px;}
.drawer-close:hover{background:rgba(233,185,73,.14);}
.drawer-body{padding-top:18px;overflow-y:auto;display:flex;flex-direction:column;gap:6px;}
.drawer-title{font-size:12px;letter-spacing:.12em;color:rgba(247,244,236,.45);margin:14px 0 6px;}
.drawer-link{padding:11px 12px;border-radius:10px;font-size:15px;color:rgba(247,244,236,.82);}
.drawer-link:hover{background:rgba(233,185,73,.12);color:var(--gold);}
.drawer-link.active{color:var(--gold);background:rgba(233,185,73,.14);}
.drawer-cta{margin-top:20px;width:100%;}
.drawer-mask{
  position:fixed;inset:0;background:rgba(20,18,42,.55);opacity:0;visibility:hidden;
  transition:opacity .3s ease,visibility .3s ease;z-index:110;
}
.drawer-mask.show{opacity:1;visibility:visible;}

/* ============ Hero ============ */
.page-hero{
  position:relative;display:flex;align-items:center;min-height:68vh;
  padding:92px 0 78px;background:var(--ink-900);color:var(--paper);overflow:hidden;
}
.hero-bg{
  position:absolute;inset:0;z-index:0;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center 40%;
}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(1.6px 1.6px at 14% 24%,rgba(233,185,73,.6),transparent),
    radial-gradient(1.4px 1.4px at 72% 16%,rgba(233,185,73,.45),transparent),
    radial-gradient(1.4px 1.4px at 86% 62%,rgba(233,185,73,.4),transparent),
    radial-gradient(1.2px 1.2px at 38% 78%,rgba(233,185,73,.38),transparent);
  opacity:.55;
}
.page-hero::after{
  content:"";position:absolute;inset:0;z-index:1;
  background:linear-gradient(180deg,rgba(20,18,42,.78) 0%,rgba(20,18,42,.9) 100%);
}
.hero-inner{position:relative;z-index:2;}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:10px;font-size:13px;letter-spacing:.12em;
  color:var(--gold);margin-bottom:20px;padding:6px 14px;border-radius:999px;
  border:1px solid rgba(233,185,73,.35);background:rgba(233,185,73,.08);
}
.hero-title{
  font-size:clamp(30px,4.4vw,50px);line-height:1.26;color:#fff;max-width:19em;letter-spacing:.01em;
}
.hero-sub{
  margin-top:20px;font-size:18px;line-height:1.8;color:rgba(247,244,236,.78);max-width:34em;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:16px;margin-top:34px;}
.hero-status{display:flex;flex-wrap:wrap;gap:12px;margin-top:36px;padding-top:22px;border-top:1px solid rgba(233,185,73,.18);}
.status-badge{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;letter-spacing:.02em;
  color:rgba(247,244,236,.8);padding:7px 14px;border-radius:999px;
  border:1px solid rgba(233,185,73,.28);background:rgba(20,18,42,.4);
}
.status-badge i{color:var(--gold);font-size:12px;}

/* ============ Breadcrumb ============ */
.breadcrumb-bar{background:var(--paper);border-bottom:1px solid var(--line);}
.breadcrumb{display:flex;align-items:center;gap:8px;padding:15px 0;font-size:13px;color:var(--text-muted);flex-wrap:wrap;}
.breadcrumb li{display:inline-flex;align-items:center;gap:8px;}
.breadcrumb li+li::before{content:"/";color:rgba(107,106,120,.55);}
.breadcrumb a:hover{color:var(--gold-deep);}
.breadcrumb .current{color:var(--text-dark);}

/* ============ Sections ============ */
.section{padding:88px 0;}
.section--paper{background:var(--paper);}
.section--white{background:var(--paper-2);}
.section--deep{background:var(--ink-900);color:var(--paper);}
.section-head{max-width:760px;margin-bottom:48px;}
.section-head--center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;font-size:13px;letter-spacing:.12em;
  color:var(--gold-deep);margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--gold-deep);display:inline-block;}
.section-title{font-size:clamp(25px,3vw,34px);line-height:1.38;}
.section-sub{margin-top:16px;font-size:16px;line-height:1.85;color:var(--text-muted);}
.section--deep .section-title{color:#fff;}
.section--deep .section-sub{color:rgba(247,244,236,.72);}
.section--deep .eyebrow{color:var(--gold);}
.section--deep .eyebrow::before{background:var(--gold);}

/* Intro strip */
.intro-strip{padding:40px 0;background:var(--paper);border-bottom:1px solid var(--line);}
.intro-inner{display:flex;gap:22px;align-items:flex-start;}
.intro-icon{
  flex:0 0 auto;width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:rgba(233,185,73,.16);color:var(--gold-deep);font-size:17px;border:1px solid rgba(200,144,31,.25);
}
.intro-text{font-size:16px;line-height:1.9;color:var(--text-muted);max-width:70em;}
.intro-text strong{color:var(--text-dark);font-weight:500;}

/* ============ Timeline + aside ============ */
.timeline-layout{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:start;}
.timeline{position:relative;padding-left:36px;}
.timeline::before{
  content:"";position:absolute;left:9px;top:10px;bottom:10px;
  border-left:2px dashed rgba(200,144,31,.42);
}
.timeline-item{position:relative;padding-bottom:30px;}
.timeline-item:last-child{padding-bottom:0;}
.timeline-item::before{
  content:"";position:absolute;left:-36px;top:9px;width:20px;height:20px;border-radius:50%;
  background:var(--paper-2);border:2px solid var(--gold);box-shadow:0 0 0 4px rgba(233,185,73,.15);
}
.timeline-label{font-size:13px;letter-spacing:.08em;font-weight:500;color:var(--gold-deep);}
.timeline-title{font-size:19px;line-height:1.5;margin:8px 0 8px;}
.timeline-text{font-size:15.5px;line-height:1.85;color:var(--text-muted);}
.side-card{
  background:var(--paper-2);border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-light);
}
.side-card-media{background:var(--ink-800);aspect-ratio:16/10;overflow:hidden;}
.side-card-media img{width:100%;height:100%;object-fit:cover;border-radius:0;}
.side-card-body{padding:28px;}
.side-card-body h3{font-size:21px;line-height:1.5;margin-bottom:12px;}
.side-card-body p{font-size:15.5px;line-height:1.85;color:var(--text-muted);}
.side-list{margin-top:20px;display:flex;flex-direction:column;gap:10px;padding-top:18px;border-top:1px solid var(--line);}
.side-list li{display:flex;gap:10px;font-size:14.5px;color:var(--text-muted);line-height:1.7;}
.side-list li i{color:var(--gold-deep);font-size:12px;margin-top:7px;}

/* ============ Topic grid ============ */
.topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.topic-card{
  display:flex;flex-direction:column;background:var(--paper-2);
  border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;
  transition:border-color .25s ease,transform .25s ease,box-shadow .25s ease;
}
.topic-card:hover{border-color:rgba(233,185,73,.5);transform:translateY(-3px);box-shadow:0 16px 34px rgba(20,18,42,.09);}
.card-media{position:relative;aspect-ratio:16/9;background:var(--ink-800);overflow:hidden;}
.card-media img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .25s ease;}
.topic-card:hover .card-media img{transform:scale(1.03);}
.card-body{padding:24px;display:flex;flex-direction:column;gap:12px;flex:1;}
.card-tag{
  align-self:flex-start;font-size:12px;letter-spacing:.04em;padding:5px 13px;border-radius:999px;
  background:rgba(233,185,73,.15);color:var(--gold-deep);border:1px solid rgba(200,144,31,.28);
}
.card-title{font-size:18px;line-height:1.55;transition:color .22s ease;}
.topic-card:hover .card-title{color:var(--gold-deep);}
.card-text{font-size:15px;line-height:1.78;color:var(--text-muted);}
.card-link{margin-top:auto;display:inline-flex;align-items:center;gap:7px;font-size:14px;color:var(--gold-deep);}
.card-link i{font-size:11px;transition:transform .22s ease;}
.topic-card:hover .card-link i{transform:translateX(4px);}

/* ============ Path steps (deep) ============ */
.path-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.path-card{
  background:var(--ink-800);border:1px solid rgba(233,185,73,.18);border-radius:var(--radius-card);
  padding:28px 24px;box-shadow:var(--shadow-dark);
  transition:border-color .25s ease,transform .25s ease;
}
.path-card:hover{border-color:rgba(233,185,73,.45);transform:translateY(-3px);}
.path-num{
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  font-size:13px;letter-spacing:.16em;color:var(--gold);display:block;margin-bottom:16px;
}
.path-card h3{font-size:19px;line-height:1.5;color:#fff;margin-bottom:10px;}
.path-card p{font-size:14.5px;line-height:1.8;color:rgba(247,244,236,.7);}

/* ============ FAQ ============ */
.faq-list{max-width:880px;margin:0 auto;display:flex;flex-direction:column;gap:14px;}
.faq-item{
  background:var(--paper-2);border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;transition:border-color .22s ease,box-shadow .22s ease;
}
.faq-item:hover{border-color:rgba(233,185,73,.4);}
.faq-item[open]{border-color:rgba(233,185,73,.55);box-shadow:var(--shadow-light);}
.faq-item summary{
  list-style:none;cursor:pointer;position:relative;
  padding:20px 58px 20px 24px;font-size:17px;font-weight:500;line-height:1.65;color:var(--text-dark);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";position:absolute;right:24px;top:50%;transform:translateY(-50%);
  font-size:22px;line-height:1;color:var(--gold-deep);transition:transform .2s ease;
}
.faq-item[open] summary::after{content:"−";}
.faq-body{
  margin:0 24px 22px;padding:4px 0 0 16px;border-left:3px solid var(--gold);
  font-size:15.5px;line-height:1.86;color:var(--text-muted);
}

/* ============ CTA band ============ */
.cta-band{background:var(--ink-900);color:var(--paper);padding:64px 0;position:relative;overflow:hidden;}
.cta-band::before{
  content:"";position:absolute;left:-60px;bottom:-80px;width:320px;height:320px;border-radius:50%;
  border:1px dashed rgba(233,185,73,.2);
}
.cta-band::after{
  content:"";position:absolute;right:8%;top:18%;width:6px;height:6px;border-radius:50%;
  background:rgba(233,185,73,.55);
}
.cta-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;}
.cta-text h2{font-size:clamp(23px,2.6vw,30px);line-height:1.45;color:#fff;}
.cta-text p{margin-top:12px;font-size:16px;line-height:1.8;color:rgba(247,244,236,.72);max-width:36em;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;}

/* ============ Related channels ============ */
.related-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.related-card{
  display:flex;flex-direction:column;gap:10px;padding:26px 22px;
  background:var(--paper-2);border:1px solid var(--line);border-radius:var(--radius-card);
  transition:border-color .25s ease,transform .25s ease,box-shadow .25s ease;
}
.related-card:hover{border-color:rgba(233,185,73,.5);transform:translateY(-3px);box-shadow:0 14px 30px rgba(20,18,42,.08);}
.related-card span{font-size:13px;letter-spacing:.06em;color:var(--gold-deep);}
.related-card h3{font-size:18px;line-height:1.5;}
.related-card p{font-size:14.5px;line-height:1.75;color:var(--text-muted);}
.related-card.is-current{border-color:rgba(233,185,73,.6);background:rgba(233,185,73,.07);}

/* ============ Footer ============ */
.site-footer{background:var(--ink-900);color:rgba(247,244,236,.78);padding:72px 0 26px;}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.3fr;gap:36px;}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:18px;}
.footer-about{font-size:14.5px;line-height:1.85;color:rgba(247,244,236,.6);max-width:32em;}
.footer-title{font-size:13px;letter-spacing:.1em;color:var(--gold);margin-bottom:16px;}
.footer-links{display:flex;flex-direction:column;gap:11px;}
.footer-links a{font-size:14.5px;color:rgba(247,244,236,.72);}
.footer-links a:hover{color:var(--gold);}
.footer-note{font-size:14px;line-height:1.8;color:rgba(247,244,236,.6);margin-bottom:12px;}
.footer-bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid rgba(233,185,73,.16);
  display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
  font-size:13px;color:rgba(247,244,236,.55);
}
.back-top{
  display:inline-flex;align-items:center;gap:8px;background:transparent;
  border:1px solid rgba(233,185,73,.32);color:var(--gold);border-radius:999px;
  padding:8px 16px;font-size:13px;cursor:pointer;transition:background-color .25s ease;
}
.back-top:hover{background:rgba(233,185,73,.14);}

/* ============ Responsive ============ */
@media (max-width:1024px){
  .timeline-layout{grid-template-columns:1fr;gap:34px;}
  .topic-grid{grid-template-columns:repeat(2,1fr);}
  .path-grid{grid-template-columns:repeat(2,1fr);}
  .related-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:860px){
  .search{display:none;}
  .text-link{display:none;}
  .nav-toggle{display:inline-flex;}
}
@media (max-width:768px){
  body{font-size:16px;}
  .container{padding:0 20px;}
  .section{padding:60px 0;}
  .section-head{margin-bottom:34px;}
  .page-hero{min-height:62vh;padding:64px 0 56px;}
  .hero-title{font-size:clamp(27px,7vw,34px);}
  .hero-sub{font-size:16px;}
  .btn{min-height:48px;padding:0 22px;}
  .btn-sm{min-height:40px;}
  .intro-inner{flex-direction:column;gap:16px;}
  .card-body{padding:20px;}
  .cta-inner{flex-direction:column;align-items:flex-start;}
}
@media (max-width:640px){
  .brand-inner{height:64px;gap:14px;}
  .brand-text{font-size:16px;}
  .brand-actions{gap:10px;}
  .brand-actions .btn-primary{display:none;}
  .channel{margin-right:22px;font-size:14.5px;}
  .topic-grid{grid-template-columns:1fr;}
  .path-grid{grid-template-columns:1fr;}
  .related-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .timeline{padding-left:30px;}
  .timeline-item::before{left:-30px;width:17px;height:17px;}
  .timeline::before{left:7px;}
  .faq-item summary{padding:18px 52px 18px 18px;font-size:16px;}
  .faq-body{margin:0 18px 20px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}

/* roulang page: category2 */
/* ==================== 设计变量 ==================== */
:root{
  --ink-900:#14122A;
  --ink-800:#1D1A3A;
  --ink-700:#2A2650;
  --gold:#E9B949;
  --gold-deep:#C8901F;
  --gold-soft:rgba(233,185,73,.14);
  --gold-line:rgba(233,185,73,.18);
  --nebula:#7C6BF0;
  --paper:#F7F4EC;
  --paper-2:#FFFFFF;
  --text-dark:#1A1A24;
  --text-muted:#6B6A78;
  --line:#E2DCD0;
  --success:#3F9E7C;
  --warn:#D9754A;
  --r-card:14px;
  --r-img:12px;
  --r-btn:10px;
  --sh-dark:0 18px 40px rgba(0,0,0,.35);
  --sh-light:0 6px 24px rgba(20,18,42,.06);
  --maxw:1200px;
  --font-sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  --font-serif:"Noto Serif SC","Songti SC","PingFang SC","Microsoft YaHei",serif;
}
/* ==================== 基础 reset ==================== */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;padding:0;background:var(--paper);color:var(--text-dark);
  font-family:var(--font-sans);font-size:16px;line-height:1.9;
  font-weight:400;letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0;padding:0}
ul,ol{list-style:none}
a{color:inherit;text-decoration:none;transition:color .25s ease}
a:hover,a:focus{color:var(--gold-deep)}
img{max-width:100%;height:auto;display:block;background-color:var(--ink-800);border-radius:var(--r-img)}
button,input,textarea,select{font-family:inherit;font-size:inherit}
button{cursor:pointer}
:focus-visible{outline:2px solid var(--gold);outline-offset:2px}
::selection{background:rgba(233,185,73,.35)}
/* ==================== 容器 ==================== */
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 32px}
.section{padding:88px 0}
.section-paper{background:var(--paper)}
.section-white{background:var(--paper-2)}
.section-ink{background:var(--ink-900);color:#fff}
section[id]{scroll-margin-top:78px}
/* ==================== 头部：品牌行 ==================== */
.site-header{position:relative;z-index:60}
.brand-bar{background:var(--ink-900);border-bottom:1px solid rgba(255,255,255,.07)}
.brand-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:72px}
.brand{display:inline-flex;align-items:center;gap:12px}
.brand-mark{position:relative;flex:0 0 30px;width:30px;height:30px;border-radius:50%;border:1px solid rgba(233,185,73,.55)}
.brand-mark::before{content:"";position:absolute;left:50%;top:50%;width:6px;height:6px;margin:-3px 0 0 -3px;border-radius:50%;background:var(--gold);box-shadow:0 0 8px rgba(233,185,73,.65)}
.brand-mark::after{content:"";position:absolute;left:-5px;right:-5px;top:50%;height:1px;background:linear-gradient(90deg,transparent,rgba(233,185,73,.7),transparent);transform:rotate(-24deg)}
.brand-text{font-family:var(--font-serif);font-size:19px;font-weight:600;color:#fff;letter-spacing:.02em;line-height:1.2}
.brand-text i{font-style:normal;color:var(--gold);margin:0 5px}
.brand-actions{display:flex;align-items:center;gap:16px}
.search{display:flex;align-items:center;gap:8px;height:38px;padding:0 14px;border-radius:999px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);color:rgba(255,255,255,.55);transition:border-color .25s ease}
.search:hover{border-color:rgba(233,185,73,.45)}
.search input{width:150px;background:transparent;border:0;outline:none;color:#fff;font-size:14px;line-height:1}
.search input::placeholder{color:rgba(255,255,255,.42)}
.text-link{color:rgba(255,255,255,.72);font-size:14px;padding:6px 2px;border-bottom:1px solid transparent}
.text-link:hover{color:var(--gold);border-bottom-color:var(--gold)}
.nav-toggle{display:none;align-items:center;justify-content:center;width:42px;height:42px;border-radius:10px;border:1px solid rgba(255,255,255,.18);background:transparent;color:#fff;font-size:17px}
.nav-toggle:hover{border-color:var(--gold);color:var(--gold)}
/* ==================== 头部：频道行 ==================== */
.channel-bar{background:var(--ink-800);border-bottom:1px solid var(--gold-line)}
.channel-inner{display:flex;align-items:center;gap:6px;height:48px;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none}
.channel-inner::-webkit-scrollbar{display:none}
.channel{position:relative;display:inline-flex;align-items:center;height:48px;padding:0 16px;color:rgba(255,255,255,.72);font-size:14.5px;white-space:nowrap;flex:0 0 auto}
.channel:hover{color:var(--gold)}
.channel.active{color:var(--gold);font-weight:500}
.channel.active::after{content:"";position:absolute;left:12px;right:12px;bottom:0;height:2px;background:var(--gold);border-radius:2px}
/* ==================== 按钮 ==================== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 26px;border-radius:var(--r-btn);border:1px solid transparent;font-size:15px;font-weight:500;line-height:1;letter-spacing:.02em;transition:all .25s ease;white-space:nowrap}
.btn-sm{min-height:38px;padding:0 18px;font-size:14px}
.btn-primary{background:var(--gold);color:var(--ink-900);box-shadow:0 8px 24px rgba(233,185,73,.35)}
.btn-primary:hover{background:#F0C463;color:var(--ink-900);transform:translateY(-1px);box-shadow:0 10px 28px rgba(233,185,73,.42)}
.btn-ghost{background:transparent;border-color:rgba(233,185,73,.62);color:var(--gold)}
.btn-ghost:hover{background:var(--gold-soft);color:var(--gold);transform:translateY(-1px)}
.btn-outline{background:transparent;border-color:var(--line);color:var(--text-dark)}
.btn-outline:hover{border-color:var(--gold-deep);color:var(--gold-deep);transform:translateY(-1px)}
.btn:active{transform:translateY(0)}
.btn[disabled]{opacity:.4;filter:saturate(40%);cursor:not-allowed}
/* ==================== 徽章 / 标签 ==================== */
.badge{display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;border-radius:999px;font-size:12.5px;letter-spacing:.02em;line-height:1}
.badge-gold{border:1px solid rgba(233,185,73,.5);color:var(--gold);background:rgba(233,185,73,.08)}
.badge-paper{background:rgba(233,185,73,.18);color:#7A5B10;border:1px solid rgba(200,144,31,.35)}
.badge-plain{background:#F1EDE3;color:var(--text-muted);border:1px solid var(--line)}
.tag-nebula{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;font-size:12px;color:#fff;background:var(--nebula)}
/* ==================== 页头 Hero ==================== */
.page-hero{
  position:relative;overflow:hidden;color:#fff;
  background-image:linear-gradient(rgba(20,18,42,.80),rgba(20,18,42,.90)),url('/assets/images/backpic/back-3.webp');
  background-size:cover;background-position:center;
  padding:56px 0 72px;
}
.page-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
  background-image:
    radial-gradient(1.6px 1.6px at 14% 28%,rgba(233,185,73,.55),transparent 60%),
    radial-gradient(1.4px 1.4px at 72% 18%,rgba(255,255,255,.45),transparent 60%),
    radial-gradient(1.6px 1.6px at 86% 62%,rgba(233,185,73,.42),transparent 60%),
    radial-gradient(1.2px 1.2px at 38% 78%,rgba(255,255,255,.35),transparent 60%);
}
.page-hero .container{position:relative;z-index:2}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.62);margin-bottom:22px}
.breadcrumb a{color:rgba(255,255,255,.78)}
.breadcrumb a:hover{color:var(--gold)}
.breadcrumb span{color:rgba(255,255,255,.32)}
.breadcrumb em{font-style:normal;color:rgba(255,255,255,.5)}
.hero-title{
  font-family:var(--font-serif);font-size:48px;font-weight:600;line-height:1.25;
  letter-spacing:.01em;margin:0 0 18px;max-width:22em;
}
.hero-sub{font-size:18px;line-height:1.8;color:rgba(255,255,255,.76);max-width:46em;margin-bottom:30px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:26px}
.hero-status{display:flex;flex-wrap:wrap;align-items:center;gap:14px}
.hero-status-text{font-size:13px;letter-spacing:.02em;color:rgba(255,255,255,.58)}
/* ==================== 频道说明条 ==================== */
.notice-strip{background:var(--ink-800);padding:0 0 0}
.notice-bar{
  display:flex;gap:16px;align-items:flex-start;
  background:rgba(233,185,73,.1);border:1px solid var(--gold-line);border-left:3px solid var(--gold);
  border-radius:12px;padding:20px 24px;margin-top:-32px;position:relative;z-index:3;
  box-shadow:0 12px 32px rgba(20,18,42,.28);
}
.notice-icon{flex:0 0 34px;width:34px;height:34px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;background:var(--gold);color:var(--ink-900);font-size:15px}
.notice-bar p{color:rgba(255,255,255,.82);font-size:15px;line-height:1.85;margin:0}
/* ==================== 主体两栏 ==================== */
.guide-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:44px;align-items:start}
.guide-main{min-width:0}
.guide-side{min-width:0}
/* 目录 */
.toc{position:sticky;top:76px;background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-light);padding:22px 22px 18px}
.toc-title{font-size:13px;letter-spacing:.14em;color:var(--gold-deep);margin:0 0 14px;font-weight:500}
.toc ul{display:flex;flex-direction:column;gap:2px}
.toc a{display:block;padding:9px 12px;border-radius:8px;font-size:14.5px;color:var(--text-muted);border-left:2px solid transparent;transition:all .22s ease}
.toc a:hover{background:#FBF8F1;color:var(--text-dark);border-left-color:var(--gold)}
.side-card{margin-top:22px;background:var(--ink-900);border:1px solid var(--gold-line);border-radius:var(--r-card);padding:22px;box-shadow:var(--sh-dark);color:#fff}
.side-card h3{font-family:var(--font-serif);font-size:17px;font-weight:600;margin-bottom:10px}
.side-card p{font-size:13.5px;line-height:1.8;color:rgba(255,255,255,.68);margin-bottom:16px}
.side-list{display:flex;flex-direction:column;gap:10px;margin-bottom:18px}
.side-list a{font-size:14px;color:rgba(255,255,255,.8);display:flex;align-items:center;gap:8px}
.side-list a:hover{color:var(--gold)}
.side-list i{color:var(--gold);font-size:12px}
/* ==================== 板块标题 ==================== */
.sec-head{margin-bottom:36px;max-width:60em}
.sec-eyebrow{font-size:13px;letter-spacing:.14em;color:var(--gold-deep);margin:0 0 12px;font-weight:500}
.sec-title{position:relative;font-family:var(--font-serif);font-size:34px;font-weight:600;line-height:1.35;padding-left:16px;margin:0}
.sec-title::before{content:"";position:absolute;left:0;top:.2em;bottom:.2em;width:4px;border-radius:2px;background:linear-gradient(var(--gold),var(--gold-deep))}
.sec-desc{margin-top:14px;font-size:16px;color:var(--text-muted);line-height:1.85}
.section-ink .sec-title{color:#fff}
.section-ink .sec-eyebrow{color:var(--gold)}
.section-ink .sec-desc{color:rgba(255,255,255,.7)}
/* ==================== 准备清单 ==================== */
.prepare-card{background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-light);padding:30px;margin-bottom:36px}
.prepare-card h2{font-family:var(--font-serif);font-size:24px;font-weight:600;line-height:1.45;margin-bottom:12px}
.prepare-card>p{font-size:16px;color:var(--text-muted);line-height:1.9;margin-bottom:20px}
.prepare-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.prepare-item{border:1px solid var(--line);border-radius:12px;padding:18px;background:#FDFBF6}
.prepare-item .pi-head{display:flex;align-items:center;gap:10px;margin-bottom:8px}
.prepare-item i{color:var(--gold-deep);font-size:15px}
.prepare-item strong{font-size:15.5px;font-weight:500}
.prepare-item p{font-size:14px;color:var(--text-muted);line-height:1.8;margin:0}
/* ==================== 步骤卡 ==================== */
.steps-list{display:flex;flex-direction:column;gap:24px}
.step-card{
  position:relative;background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--sh-light);padding:28px;display:grid;grid-template-columns:minmax(0,1fr) 232px;gap:26px;
  transition:border-color .25s ease,box-shadow .25s ease;
}
.step-card:hover{border-color:rgba(233,185,73,.5);box-shadow:0 10px 30px rgba(20,18,42,.1)}
.step-body{min-width:0}
.step-head{display:flex;align-items:center;gap:14px;margin-bottom:14px}
.step-num{flex:0 0 38px;width:38px;height:38px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;font-family:var(--font-serif);font-size:17px;font-weight:600;color:var(--ink-900);background:var(--gold)}
.step-card h3{font-family:var(--font-serif);font-size:22px;font-weight:600;line-height:1.45;margin:0}
.step-card p{font-size:16px;line-height:1.9;color:#3A3A46;margin-bottom:14px}
.step-tip{display:flex;gap:10px;align-items:flex-start;background:#FBF7EC;border-left:3px solid var(--gold);border-radius:8px;padding:12px 16px}
.step-tip i{color:var(--gold-deep);font-size:13px;margin-top:5px}
.step-tip span{font-size:13.5px;line-height:1.8;color:#6A5A2E}
.step-figure{margin:0}
.step-figure img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--r-img);border:1px solid var(--line)}
.step-figure figcaption{font-size:13px;color:var(--text-muted);text-align:center;margin-top:10px;letter-spacing:.02em}
/* ==================== 设备网格 ==================== */
.device-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px}
.device-card{
  background:var(--ink-800);border:1px solid var(--gold-line);border-radius:var(--r-card);
  box-shadow:var(--sh-dark);overflow:hidden;transition:border-color .25s ease,transform .25s ease;
  display:flex;flex-direction:column;
}
.device-card:hover{border-color:rgba(233,185,73,.5);transform:translateY(-3px)}
.device-card img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:0}
.device-body{padding:20px 20px 24px}
.device-body h3{font-family:var(--font-serif);font-size:19px;font-weight:600;line-height:1.45;color:#fff;margin-bottom:10px}
.device-body p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.68);margin:0}
/* ==================== 排查卡 ==================== */
.trouble-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.trouble-card{background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r-card);box-shadow:var(--sh-light);padding:26px;transition:border-color .25s ease,transform .25s ease}
.trouble-card:hover{border-color:rgba(233,185,73,.55);transform:translateY(-2px)}
.trouble-card .tc-icon{width:44px;height:44px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;background:var(--gold-soft);color:var(--gold-deep);font-size:17px;margin-bottom:16px}
.trouble-card h3{font-family:var(--font-serif);font-size:20px;font-weight:600;line-height:1.45;margin-bottom:10px}
.trouble-card p{font-size:15px;color:var(--text-muted);line-height:1.85;margin:0}
/* ==================== FAQ ==================== */
.accordion{background:transparent;border:0;margin:0}
.accordion-item{
  background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r-card);
  margin-bottom:14px;overflow:hidden;box-shadow:var(--sh-light);transition:box-shadow .25s ease;
}
.accordion-item.is-active{box-shadow:inset 3px 0 0 var(--gold),0 6px 24px rgba(20,18,42,.07)}
.accordion-title{
  position:relative;display:block;border:0;background:transparent;
  padding:20px 60px 20px 24px;font-size:17px;font-weight:500;line-height:1.6;
  color:var(--text-dark);transition:color .2s ease;
}
.accordion-title:hover{color:var(--gold-deep)}
.accordion-title::before{content:"";position:absolute;right:26px;top:50%;width:14px;height:2px;background:var(--gold-deep);transform:translateY(-50%);transition:transform .2s ease}
.accordion-title::after{content:"";position:absolute;right:32px;top:50%;width:2px;height:14px;background:var(--gold-deep);transform:translateY(-50%);transition:opacity .2s ease,transform .2s ease}
.accordion-item.is-active .accordion-title::after{opacity:0;transform:translateY(-50%) rotate(90deg)}
.accordion-content{padding:0 60px 22px 24px;background:transparent;border:0;color:var(--text-muted);font-size:15.5px;line-height:1.9}
.accordion-content p{margin:0}
.accordion-content p+p{margin-top:10px}
/* ==================== 频道入口卡 ==================== */
.channel-cards{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px}
.channel-card{display:block;background:var(--paper-2);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--sh-light);transition:border-color .25s ease,transform .25s ease}
.channel-card:hover{border-color:rgba(233,185,73,.55);transform:translateY(-3px)}
.channel-card img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:0}
.channel-card .cc-body{padding:18px 20px 22px}
.channel-card h3{font-family:var(--font-serif);font-size:18px;font-weight:600;line-height:1.45;margin-bottom:8px;transition:color .25s ease}
.channel-card:hover h3{color:var(--gold-deep)}
.channel-card p{font-size:13.5px;color:var(--text-muted);line-height:1.8;margin:0}
/* ==================== CTA 条 ==================== */
.cta-band{
  position:relative;overflow:hidden;background:var(--ink-900);color:#fff;padding:76px 0;
}
.cta-band::after{
  content:"";position:absolute;inset:0;opacity:.45;pointer-events:none;
  background-image:
    radial-gradient(1.6px 1.6px at 12% 34%,rgba(233,185,73,.5),transparent 60%),
    radial-gradient(1.4px 1.4px at 62% 22%,rgba(255,255,255,.4),transparent 60%),
    radial-gradient(1.8px 1.8px at 88% 70%,rgba(233,185,73,.45),transparent 60%);
}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:36px;align-items:center}
.cta-band h2{font-family:var(--font-serif);font-size:32px;font-weight:600;line-height:1.35;margin-bottom:12px}
.cta-band p{font-size:16px;line-height:1.85;color:rgba(255,255,255,.72);max-width:40em;margin:0}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px}
/* ==================== 移动抽屉 ==================== */
.drawer-mask{position:fixed;inset:0;background:rgba(10,9,20,.6);opacity:0;visibility:hidden;transition:opacity .3s ease,visibility .3s ease;z-index:110}
.drawer-mask.open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;height:100%;width:86vw;max-width:340px;z-index:120;
  background:var(--ink-900);border-left:1px solid var(--gold-line);
  transform:translateX(105%);transition:transform .3s ease;overflow-y:auto;padding:26px 22px 34px;
}
.drawer.open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}
.drawer-close{width:38px;height:38px;border-radius:10px;border:1px solid rgba(255,255,255,.16);background:transparent;color:#fff}
.drawer-close:hover{border-color:var(--gold);color:var(--gold)}
.drawer-label{font-size:12.5px;letter-spacing:.14em;color:var(--gold);margin:0 0 12px}
.drawer-nav{display:flex;flex-direction:column;gap:4px;margin-bottom:26px}
.drawer-nav a{padding:12px 14px;border-radius:10px;color:rgba(255,255,255,.8);font-size:15px;border:1px solid transparent}
.drawer-nav a:hover{background:rgba(233,185,73,.1);color:var(--gold);border-color:var(--gold-line)}
.drawer-nav a.active{color:var(--gold);background:rgba(233,185,73,.12);border-color:var(--gold-line)}
.drawer-func{display:flex;flex-direction:column;gap:4px;margin-bottom:26px}
.drawer-func a{padding:10px 14px;font-size:14px;color:rgba(255,255,255,.62)}
.drawer-func a:hover{color:var(--gold)}
/* ==================== 页脚 ==================== */
.site-footer{background:var(--ink-900);color:rgba(255,255,255,.7);padding:66px 0 26px;border-top:1px solid var(--gold-line)}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.footer-brand .brand-text{font-size:18px}
.footer-about{font-size:14px;line-height:1.85;color:rgba(255,255,255,.58);margin:0;max-width:30em}
.footer-title{font-size:14px;font-weight:500;color:#fff;letter-spacing:.06em;margin:0 0 16px}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{font-size:14px;color:rgba(255,255,255,.62)}
.footer-links a:hover{color:var(--gold)}
.footer-note{font-size:13px;line-height:1.8;color:rgba(255,255,255,.52);margin:0 0 10px}
.footer-bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid rgba(255,255,255,.08);
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;
  font-size:13px;color:rgba(255,255,255,.5);letter-spacing:.02em;
}
.back-top{
  display:inline-flex;align-items:center;gap:8px;height:38px;padding:0 16px;border-radius:10px;
  background:transparent;border:1px solid rgba(255,255,255,.2);color:rgba(255,255,255,.72);font-size:13px;
  transition:all .25s ease;
}
.back-top:hover{border-color:var(--gold);color:var(--gold)}
/* ==================== 响应式 ==================== */
@media (max-width:1023px){
  .container{padding:0 24px}
  .guide-layout{grid-template-columns:minmax(0,1fr)}
  .guide-side{order:2}
  .toc{position:static}
  .device-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .channel-cards{grid-template-columns:repeat(2,minmax(0,1fr))}
  .trouble-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .prepare-list{grid-template-columns:repeat(3,minmax(0,1fr))}
  .cta-inner{grid-template-columns:minmax(0,1fr)}
  .hero-title{font-size:38px}
}
@media (max-width:767px){
  .container{padding:0 20px}
  .section{padding:56px 0}
  .search,.text-link{display:none}
  .nav-toggle{display:inline-flex}
  .hero-title{font-size:31px;line-height:1.3}
  .hero-sub{font-size:16px}
  .page-hero{padding:40px 0 62px}
  .sec-title{font-size:26px}
  .cta-band h2{font-size:25px}
  .step-card{grid-template-columns:minmax(0,1fr);padding:22px}
  .step-card h3{font-size:20px}
  .step-figure img{aspect-ratio:16/9}
  .device-grid{grid-template-columns:minmax(0,1fr)}
  .trouble-grid{grid-template-columns:minmax(0,1fr)}
  .channel-cards{grid-template-columns:minmax(0,1fr)}
  .prepare-list{grid-template-columns:minmax(0,1fr)}
  .footer-grid{grid-template-columns:minmax(0,1fr);gap:28px}
  .notice-bar{flex-direction:column;gap:12px;padding:18px}
  .accordion-title{padding:18px 52px 18px 20px;font-size:16px}
  .accordion-content{padding:0 24px 20px 20px}
  .btn{min-height:48px;width:100%}
  .brand-actions .btn-sm{width:auto}
  .hero-actions{flex-direction:column;align-items:stretch}
  .cta-actions{flex-direction:column;align-items:stretch}
}
@media (max-width:520px){
  .hero-title{font-size:28px}
  .brand-text{font-size:16.5px}
  .brand-mark{width:26px;height:26px;flex:0 0 26px}
  .brand-actions .btn-sm{display:none}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}

/* roulang page: category3 */
:root{
  --ink-900:#14122A;
  --ink-800:#1D1A3A;
  --ink-700:#2A2650;
  --gold:#E9B949;
  --gold-deep:#C8901F;
  --nebula:#7C6BF0;
  --paper:#F7F4EC;
  --paper-2:#FFFFFF;
  --text-dark:#1A1A24;
  --text-muted:#6B6A78;
  --line:#E2DCD0;
  --success:#3F9E7C;
  --warn:#D9754A;
  --radius-card:14px;
  --radius-img:12px;
  --radius-btn:10px;
  --shadow-dark:0 18px 40px rgba(0,0,0,.35);
  --shadow-light:0 6px 24px rgba(20,18,42,.06);
  --shell:1200px;
  --serif:"Noto Serif SC","Source Han Serif SC","Songti SC","PingFang SC","Microsoft YaHei",serif;
  --sans:"Noto Sans SC",-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Helvetica Neue",sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}

html{-webkit-text-size-adjust:100%;}

body{
  margin:0;
  font-family:var(--sans);
  font-size:16px;
  line-height:1.9;
  color:var(--text-dark);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}

h1,h2,h3,h4,p,ul,ol,figure{margin:0;padding:0;}
ul,ol{list-style:none;}
img{max-width:100%;height:auto;display:block;}
a{color:var(--gold-deep);text-decoration:none;transition:color .2s ease,border-color .2s ease,background-color .2s ease;}
a:hover,a:focus{color:var(--gold);}
button{font-family:inherit;}
strong{font-weight:600;}

h1,h2,h3{font-family:var(--serif);font-weight:600;color:inherit;letter-spacing:0;}
h1{font-size:clamp(30px,4.2vw,50px);line-height:1.25;}
h2{font-size:clamp(24px,3vw,34px);line-height:1.35;}
h3{font-size:clamp(19px,2.1vw,23px);line-height:1.45;}

.container{
  width:100%;
  max-width:var(--shell);
  margin:0 auto;
  padding:0 32px;
}

.section{padding:88px 0;}
.section-tight{padding:64px 0;}
.on-light{background:var(--paper);}
.on-dark{background:var(--ink-900);color:var(--paper);}
.on-dark h2,.on-dark h3{color:var(--paper);}

.section-head{max-width:760px;margin-bottom:44px;}
.section-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.08em;color:var(--gold-deep);
  margin-bottom:14px;
}
.on-dark .section-head .eyebrow{color:var(--gold);}
.section-head p{margin-top:14px;color:var(--text-muted);font-size:17px;line-height:1.85;}
.on-dark .section-head p{color:rgba(247,244,236,.72);}

.rule{height:1px;background:var(--line);border:0;margin:0;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 26px;
  border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;line-height:1;
  border:1px solid transparent;cursor:pointer;
  transition:background-color .22s ease,color .22s ease,transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.btn-primary{background:var(--gold);color:#181633;box-shadow:0 8px 24px rgba(233,185,73,.35);}
.btn-primary:hover,.btn-primary:focus{background:#F2C868;color:#181633;transform:translateY(-1px);box-shadow:0 12px 28px rgba(233,185,73,.4);}
.btn-ghost{background:transparent;border-color:rgba(233,185,73,.6);color:var(--gold);}
.btn-ghost:hover,.btn-ghost:focus{background:rgba(233,185,73,.14);color:var(--gold);border-color:var(--gold);}
.on-light .btn-ghost{border-color:var(--gold-deep);color:var(--gold-deep);}
.on-light .btn-ghost:hover,.on-light .btn-ghost:focus{background:rgba(233,185,73,.16);color:#8E6510;border-color:var(--gold-deep);}
.btn:focus-visible{outline:2px solid var(--gold);outline-offset:2px;}
.btn-sm{min-height:38px;padding:0 18px;font-size:14px;}
.btn-block{width:100%;}
.btn[disabled]{opacity:.4;filter:saturate(40%);cursor:not-allowed;}

/* ============ 标签 ============ */
.tag{
  display:inline-flex;align-items:center;
  padding:3px 12px;border-radius:999px;
  font-size:12px;line-height:1.7;letter-spacing:.02em;
  border:1px solid rgba(233,185,73,.45);
  color:var(--gold);
  background:transparent;
  white-space:nowrap;
}
.on-light .tag{background:rgba(233,185,73,.16);border-color:rgba(200,144,31,.35);color:#8E6510;}
.tag-nebula{border-color:rgba(124,107,240,.45);color:#A79BFF;background:transparent;}

/* ============ 头部 ============ */
.site-header{position:sticky;top:0;z-index:80;}

.brand-bar{
  background:var(--ink-900);
  height:72px;
  display:flex;align-items:center;
  border-bottom:1px solid rgba(233,185,73,.14);
}
.brand-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;}
.brand{display:inline-flex;align-items:center;gap:12px;flex:0 0 auto;}
.brand-mark{
  position:relative;width:28px;height:28px;border-radius:50%;
  border:1px dashed rgba(233,185,73,.55);
  flex:0 0 auto;
}
.brand-mark::before{
  content:"";position:absolute;inset:0;margin:auto;
  width:8px;height:8px;border-radius:50%;background:var(--gold);
  box-shadow:0 0 0 3px rgba(233,185,73,.18);
}
.brand-mark::after{
  content:"";position:absolute;top:-1px;right:3px;width:4px;height:4px;border-radius:50%;
  background:#fff;opacity:.7;
}
.brand-text{
  font-family:var(--serif);font-size:18px;font-weight:600;color:var(--paper);letter-spacing:.01em;
}
.brand-text i{font-style:normal;color:var(--gold);margin:0 4px;}
.brand:hover .brand-text{color:#fff;}

.brand-actions{display:flex;align-items:center;gap:14px;}
.search{
  display:flex;align-items:center;gap:9px;
  height:40px;padding:0 14px;
  border-radius:var(--radius-btn);
  background:rgba(247,244,236,.05);
  border:1px solid rgba(233,185,73,.2);
}
.search i{color:rgba(233,185,73,.7);font-size:13px;}
.search input{
  width:172px;border:0;background:transparent;color:var(--paper);
  font-size:14px;height:38px;padding:0;margin:0;box-shadow:none;
}
.search input::placeholder{color:rgba(247,244,236,.45);}
.search input:focus{outline:none;box-shadow:none;}
.search:focus-within{border-color:var(--gold);}
.text-link{font-size:14px;color:rgba(247,244,236,.75);}
.text-link:hover{color:var(--gold);}

.nav-toggle{
  display:none;align-items:center;justify-content:center;
  width:42px;height:42px;border-radius:var(--radius-btn);
  background:transparent;border:1px solid rgba(233,185,73,.4);
  color:var(--gold);font-size:16px;cursor:pointer;
}
.nav-toggle:hover{background:rgba(233,185,73,.12);}

.channel-bar{
  background:var(--ink-800);
  min-height:48px;
  border-bottom:1px solid rgba(233,185,73,.12);
  display:flex;align-items:center;
}
.channel-inner{display:flex;align-items:center;gap:6px;overflow-x:auto;}
.channel-inner::-webkit-scrollbar{display:none;}
.channel{
  position:relative;
  display:inline-block;white-space:nowrap;
  padding:12px 16px;
  font-size:15px;color:rgba(247,244,236,.72);
  border-radius:8px;
  transition:color .2s ease,background-color .2s ease;
}
.channel:hover{color:var(--paper);background:rgba(247,244,236,.06);}
.channel.active{color:var(--gold);font-weight:600;background:rgba(233,185,73,.1);}
.channel.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;
  background:var(--gold);border-radius:2px;
}

/* 移动抽屉 */
.drawer-mask{
  position:fixed;inset:0;background:rgba(20,18,42,.6);
  opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;z-index:90;
}
.drawer-mask.open{opacity:1;visibility:visible;}
.nav-drawer{
  position:fixed;top:0;right:0;bottom:0;
  width:86vw;max-width:340px;
  background:var(--ink-900);
  border-left:1px solid rgba(233,185,73,.2);
  transform:translateX(102%);
  transition:transform .28s ease;
  z-index:100;
  padding:24px 22px 32px;
  overflow-y:auto;
}
.nav-drawer.open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px;}
.drawer-close{
  background:transparent;border:1px solid rgba(233,185,73,.35);color:var(--gold);
  width:36px;height:36px;border-radius:9px;cursor:pointer;font-size:15px;
}
.drawer-title{font-size:13px;letter-spacing:.08em;color:rgba(233,185,73,.8);margin:18px 0 8px;}
.drawer-link{
  display:block;padding:13px 2px;font-size:16px;color:rgba(247,244,236,.82);
  border-bottom:1px solid rgba(247,244,236,.08);
}
.drawer-link:hover{color:var(--gold);}
.drawer-link.active{color:var(--gold);font-weight:600;}
.nav-drawer .btn{margin-top:24px;}

/* ============ 内页 KV ============ */
.page-hero{
  position:relative;
  background:linear-gradient(180deg,rgba(20,18,42,.9),rgba(20,18,42,.76)),
             url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
  color:var(--paper);
  padding:64px 0 56px;
  overflow:hidden;
}
.page-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.32;
  background-image:
    radial-gradient(1.6px 1.6px at 12% 26%,rgba(255,255,255,.7),transparent 60%),
    radial-gradient(1.4px 1.4px at 74% 16%,rgba(255,255,255,.6),transparent 60%),
    radial-gradient(1.2px 1.2px at 58% 74%,rgba(255,255,255,.55),transparent 60%),
    radial-gradient(1.2px 1.2px at 30% 84%,rgba(255,255,255,.45),transparent 60%),
    radial-gradient(1px 1px at 88% 62%,rgba(255,255,255,.4),transparent 60%);
}
.page-hero .container{position:relative;z-index:1;}

.crumb{font-size:13px;color:rgba(247,244,236,.6);margin-bottom:22px;}
.crumb a{color:rgba(247,244,236,.72);}
.crumb a:hover{color:var(--gold);}
.crumb span{margin:0 8px;color:rgba(247,244,236,.4);}
.crumb .current{color:rgba(247,244,236,.5);}

.page-hero h1{max-width:820px;}
.page-hero .lede{
  max-width:680px;margin-top:18px;font-size:18px;line-height:1.85;
  color:rgba(247,244,236,.78);
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}

.status-bar{
  margin-top:34px;padding-top:20px;
  border-top:1px solid rgba(233,185,73,.18);
  display:flex;flex-wrap:wrap;align-items:center;gap:14px 22px;
  font-size:13px;color:rgba(247,244,236,.62);letter-spacing:.02em;
}
.status-bar .dot{
  display:inline-block;width:7px;height:7px;border-radius:50%;
  background:var(--success);margin-right:7px;vertical-align:middle;
}
.status-bar strong{color:var(--gold);font-weight:600;}

/* ============ 数据条 ============ */
.stat-row{
  display:grid;grid-template-columns:repeat(3,1fr);gap:24px;
}
.stat-card{
  background:var(--paper-2);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:26px 24px;
  box-shadow:var(--shadow-light);
}
.stat-card .num{
  font-family:var(--serif);font-size:34px;color:var(--ink-900);line-height:1.2;
  font-variant-numeric:tabular-nums;
}
.stat-card .num em{font-style:normal;font-size:16px;color:var(--text-muted);margin-left:6px;font-family:var(--sans);}
.stat-card .label{margin-top:8px;font-size:14px;color:var(--text-muted);}
.stat-card .desc{margin-top:12px;font-size:14px;color:var(--text-muted);line-height:1.8;}

/* ============ 图鉴网格 ============ */
.atlas-grid{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:24px;
}
.atlas-card{
  display:flex;flex-direction:column;
  background:var(--paper-2);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  overflow:hidden;
  box-shadow:var(--shadow-light);
  transition:border-color .25s ease,transform .25s ease,box-shadow .25s ease;
}
.atlas-card:hover{border-color:rgba(233,185,73,.55);transform:translateY(-3px);box-shadow:0 14px 32px rgba(20,18,42,.1);}
.atlas-thumb{
  position:relative;aspect-ratio:4/3;overflow:hidden;background:linear-gradient(150deg,#1D1A3A,#14122A);
}
.atlas-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .25s ease;}
.atlas-card:hover .atlas-thumb img{transform:scale(1.03);}
.atlas-body{padding:18px 18px 20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.atlas-body h3{font-size:19px;line-height:1.5;}
.atlas-card:hover .atlas-body h3{color:var(--gold-deep);}
.atlas-body p{font-size:14px;color:var(--text-muted);line-height:1.8;}
.atlas-foot{margin-top:auto;font-size:13px;color:var(--gold-deep);}
.atlas-foot i{margin-left:6px;font-size:11px;}

/* ============ 权益阶梯（深色区） ============ */
.ladder-wrap{
  display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:start;
}
.progress-block{
  background:rgba(247,244,236,.04);
  border:1px solid rgba(233,185,73,.18);
  border-radius:var(--radius-card);
  padding:30px 28px;
  box-shadow:var(--shadow-dark);
}
.progress-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:18px;}
.progress-head .cap{font-size:15px;color:rgba(247,244,236,.78);}
.progress-head .pct{
  font-family:ui-monospace,"SFMono-Regular",Menlo,Consolas,monospace;
  font-size:30px;color:var(--gold);font-variant-numeric:tabular-nums;line-height:1;
}
.progress-track{
  position:relative;height:6px;border-radius:999px;
  background:rgba(255,255,255,.12);overflow:hidden;
}
.progress-fill{
  position:absolute;left:0;top:0;bottom:0;width:68%;border-radius:999px;
  background:linear-gradient(90deg,var(--gold),var(--gold-deep));
}
.progress-nodes{
  display:flex;justify-content:space-between;margin-top:18px;gap:6px;
}
.progress-nodes .node{display:flex;flex-direction:column;align-items:center;gap:8px;flex:1;}
.progress-nodes .dot{
  width:10px;height:10px;border-radius:50%;
  background:rgba(255,255,255,.22);border:1px solid rgba(255,255,255,.3);
}
.progress-nodes .node.done .dot{background:var(--gold);border-color:var(--gold);}
.progress-nodes .node.current .dot{box-shadow:0 0 0 4px rgba(233,185,73,.25);background:var(--gold);border-color:var(--gold);}
.progress-nodes .name{font-size:12px;color:rgba(247,244,236,.6);white-space:nowrap;}
.progress-nodes .node.done .name,.progress-nodes .node.current .name{color:var(--gold);}
.progress-note{margin-top:20px;font-size:13px;color:rgba(247,244,236,.6);line-height:1.8;}

.ladder-list{display:flex;flex-direction:column;gap:14px;}
.ladder-item{
  display:flex;gap:16px;align-items:flex-start;
  padding:18px 20px;border-radius:var(--radius-card);
  background:rgba(247,244,236,.04);
  border:1px solid rgba(233,185,73,.14);
  transition:border-color .22s ease,background-color .22s ease;
}
.ladder-item:hover{border-color:rgba(233,185,73,.4);background:rgba(247,244,236,.06);}
.ladder-stars{color:var(--gold);font-size:13px;letter-spacing:2px;flex:0 0 auto;padding-top:3px;}
.ladder-item h3{font-size:17px;color:var(--paper);margin-bottom:6px;}
.ladder-item p{font-size:14px;color:rgba(247,244,236,.66);line-height:1.8;}

/* ============ 流程轨道 ============ */
.flow{
  position:relative;
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;
}
.flow::before{
  content:"";position:absolute;left:4%;right:4%;top:22px;
  border-top:1px dashed rgba(200,144,31,.45);
}
.flow-step{position:relative;padding-top:52px;}
.flow-step .idx{
  position:absolute;top:0;left:0;
  width:44px;height:44px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:var(--paper-2);border:1px solid var(--gold-deep);color:var(--gold-deep);
  font-family:var(--serif);font-size:16px;
  box-shadow:0 0 0 6px var(--paper);
}
.flow-step h3{font-size:19px;margin-bottom:8px;}
.flow-step p{font-size:14px;color:var(--text-muted);line-height:1.8;}

/* ============ 场景 1+3 ============ */
.scene-wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:28px;align-items:stretch;}
.scene-feature{
  position:relative;border-radius:var(--radius-card);overflow:hidden;
  border:1px solid var(--line);background:var(--paper-2);
  display:flex;flex-direction:column;
  box-shadow:var(--shadow-light);
}
.scene-feature .thumb{aspect-ratio:16/9;overflow:hidden;background:#1D1A3A;}
.scene-feature .thumb img{width:100%;height:100%;object-fit:cover;}
.scene-feature .body{padding:24px 26px 26px;display:flex;flex-direction:column;gap:12px;}
.scene-feature h3{font-size:22px;}
.scene-feature p{font-size:15px;color:var(--text-muted);line-height:1.85;}

.scene-list{display:flex;flex-direction:column;gap:16px;}
.scene-item{
  display:flex;gap:16px;align-items:center;
  padding:20px;border-radius:var(--radius-card);
  background:var(--paper-2);border:1px solid var(--line);
  transition:border-color .22s ease,transform .22s ease;
}
.scene-item:hover{border-color:rgba(233,185,73,.5);transform:translateX(3px);}
.scene-item .icon{
  flex:0 0 auto;width:42px;height:42px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(233,185,73,.14);color:var(--gold-deep);font-size:16px;
}
.scene-item h3{font-size:17px;margin-bottom:5px;}
.scene-item p{font-size:14px;color:var(--text-muted);line-height:1.75;}

/* ============ FAQ ============ */
.faq-layout{display:grid;grid-template-columns:.78fr 1.22fr;gap:48px;align-items:start;}
.faq-aside p{font-size:15px;color:var(--text-muted);line-height:1.85;margin-top:14px;}
.faq-aside .mini-links{margin-top:24px;display:flex;flex-direction:column;gap:10px;}
.faq-aside .mini-links a{font-size:14px;color:var(--gold-deep);}
.faq-aside .mini-links i{margin-right:8px;font-size:11px;}

.accordion{border:0;background:transparent;margin:0;}
.accordion .accordion-item{
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  background:var(--paper-2);
  margin-bottom:14px;
  overflow:hidden;
  box-shadow:var(--shadow-light);
}
.accordion .accordion-item.is-active{border-color:rgba(233,185,73,.5);}
.accordion .accordion-title{
  position:relative;
  display:block;
  padding:20px 58px 20px 24px;
  margin:0;
  font-size:17px;font-weight:600;color:var(--text-dark);
  background:transparent;border:0;
  line-height:1.6;
  font-family:var(--serif);
}
.accordion .accordion-title:hover{color:var(--gold-deep);}
.accordion .accordion-title::after{
  content:"+";
  position:absolute;right:24px;top:50%;transform:translateY(-50%);
  color:var(--gold-deep);font-size:20px;line-height:1;
  transition:transform .2s ease;
}
.accordion .accordion-item.is-active .accordion-title::after{content:"−";}
.accordion .accordion-item.is-active .accordion-title::before{
  content:"";position:absolute;left:0;top:12px;bottom:12px;width:3px;
  background:var(--gold);border-radius:0 3px 3px 0;
}
.accordion .accordion-content{
  padding:0 24px 4px;
  border:0;background:transparent;
  font-size:15px;color:var(--text-muted);line-height:1.9;
}
.accordion .accordion-content p{margin-bottom:16px;}

/* ============ 相关频道 ============ */
.chan-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;}
.chan-card{
  display:flex;flex-direction:column;gap:10px;
  padding:24px 22px;
  background:rgba(247,244,236,.04);
  border:1px solid rgba(233,185,73,.16);
  border-radius:var(--radius-card);
  transition:border-color .22s ease,background-color .22s ease,transform .22s ease;
}
.chan-card:hover{border-color:rgba(233,185,73,.5);background:rgba(247,244,236,.07);transform:translateY(-3px);}
.chan-card .cn{font-family:var(--serif);font-size:18px;color:var(--paper);}
.chan-card:hover .cn{color:var(--gold);}
.chan-card p{font-size:14px;color:rgba(247,244,236,.62);line-height:1.8;}

/* ============ CTA ============ */
.cta-band{
  background:var(--ink-900);
  color:var(--paper);
  padding:64px 0;
  border-top:1px solid rgba(233,185,73,.16);
}
.cta-inner{
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.cta-inner .txt{max-width:640px;}
.cta-inner h2{font-size:clamp(22px,2.6vw,30px);}
.cta-inner p{margin-top:12px;font-size:15px;color:rgba(247,244,236,.7);line-height:1.85;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink-900);color:rgba(247,244,236,.72);padding:72px 0 28px;border-top:1px solid rgba(233,185,73,.14);}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.footer-brand .brand-text{font-size:17px;}
.footer-about{font-size:14px;line-height:1.85;color:rgba(247,244,236,.6);}
.footer-title{font-family:var(--serif);font-size:15px;color:var(--paper);margin-bottom:14px;}
.footer-links li{margin-bottom:10px;}
.footer-links a{font-size:14px;color:rgba(247,244,236,.68);}
.footer-links a:hover{color:var(--gold);}
.footer-note{font-size:13px;line-height:1.85;color:rgba(247,244,236,.55);margin-bottom:10px;}
.footer-bottom{
  margin-top:48px;padding-top:22px;
  border-top:1px solid rgba(247,244,236,.1);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(247,244,236,.5);
}
.back-top{
  display:inline-flex;align-items:center;gap:8px;
  background:transparent;border:1px solid rgba(233,185,73,.35);
  color:var(--gold);font-size:13px;
  padding:8px 16px;border-radius:999px;cursor:pointer;
  transition:background-color .2s ease;
}
.back-top:hover{background:rgba(233,185,73,.14);}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .container{padding:0 26px;}
  .section{padding:72px 0;}
  .atlas-grid{grid-template-columns:repeat(3,minmax(0,1fr));}
  .ladder-wrap{grid-template-columns:1fr;gap:36px;}
  .scene-wrap{grid-template-columns:1fr;}
  .faq-layout{grid-template-columns:1fr;gap:32px;}
  .chan-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .flow{grid-template-columns:repeat(2,minmax(0,1fr));}
  .flow::before{display:none;}
}

@media (max-width:900px){
  .search,.text-link,.brand-actions .btn-primary{display:none;}
  .nav-toggle{display:inline-flex;}
}

@media (max-width:768px){
  body{font-size:16px;line-height:1.85;}
  .container{padding:0 20px;}
  .section{padding:56px 0;}
  .brand-bar{height:64px;}
  .brand-text{font-size:16px;}
  .channel{font-size:14px;padding:11px 12px;}
  .page-hero{padding:44px 0 42px;}
  .page-hero .lede{font-size:16px;}
  .hero-actions .btn{flex:1 1 auto;}
  .stat-row{grid-template-columns:1fr;gap:16px;}
  .atlas-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;}
  .chan-grid{grid-template-columns:1fr;gap:14px;}
  .flow{grid-template-columns:1fr;gap:28px;}
  .flow-step{padding-top:0;padding-left:58px;min-height:48px;}
  .flow-step .idx{top:0;left:0;}
  .progress-nodes .name{display:none;}
  .cta-inner{flex-direction:column;align-items:flex-start;}
  .cta-actions .btn{flex:1 1 auto;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .accordion .accordion-title{font-size:16px;padding:18px 52px 18px 20px;}
  .accordion .accordion-title::after{right:20px;}
  .btn{min-height:48px;padding:0 22px;}
}

@media (max-width:520px){
  .atlas-grid{grid-template-columns:1fr;}
  .page-hero h1{font-size:30px;}
}

/* roulang page: category4 */
:root{
  --ink-900:#14122A;
  --ink-800:#1D1A3A;
  --ink-700:#2A2650;
  --gold:#E9B949;
  --gold-deep:#C8901F;
  --nebula:#7C6BF0;
  --paper:#F7F4EC;
  --paper-2:#FFFFFF;
  --text-dark:#1A1A24;
  --text-muted:#6B6A78;
  --line:#E2DCD0;
  --ok:#3F9E7C;
  --warn:#D9754A;
  --radius-card:14px;
  --radius-img:12px;
  --radius-btn:10px;
  --shadow-dark:0 18px 40px rgba(0,0,0,.35);
  --shadow-light:0 6px 24px rgba(20,18,42,.06);
  --section-y:88px;
  --gap:24px;
  --serif:"Noto Serif SC","Source Han Serif SC","PingFang SC","Microsoft YaHei",serif;
  --sans:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--sans);
  font-size:16px;
  line-height:1.9;
  color:var(--text-dark);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--text-dark);text-decoration:none;transition:color .22s ease,border-color .22s ease,background-color .22s ease;}
a:hover{color:var(--gold-deep);}
ul,ol{margin:0;padding:0;list-style:none;}
p{margin:0 0 1.1em;}
h1,h2,h3,h4{
  font-family:var(--serif);
  font-weight:600;
  color:var(--text-dark);
  margin:0 0 .6em;
  letter-spacing:0;
}
h1{font-size:46px;line-height:1.25;}
h2{font-size:34px;line-height:1.35;}
h3{font-size:23px;line-height:1.45;}
h4{font-size:18px;line-height:1.5;}
button,input,textarea,select{font-family:inherit;font-size:inherit;color:inherit;}
button{cursor:pointer;}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,.accordion-title:focus-visible{
  outline:2px solid var(--gold);
  outline-offset:2px;
}
.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 32px;
}
.section{padding:var(--section-y) 0;}
.section--dark{background:var(--ink-900);color:#EFECF7;}
.section--dark h2,.section--dark h3,.section--dark h4{color:#F6F3EA;}
.section--paper{background:var(--paper);}
.section--white{background:var(--paper-2);}
.section-head{margin-bottom:40px;max-width:760px;}
.section-head .eyebrow{
  display:inline-block;
  font-size:13px;
  letter-spacing:.02em;
  color:var(--gold-deep);
  margin-bottom:10px;
}
.section--dark .section-head .eyebrow{color:var(--gold);}
.section-head h2{margin-bottom:12px;}
.section-head p{color:var(--text-muted);font-size:17px;line-height:1.8;margin:0;}
.section--dark .section-head p{color:#B9B4CE;}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:80;background:var(--ink-900);}
.brand-bar{
  background:var(--ink-900);
  border-bottom:1px solid rgba(233,185,73,.16);
}
.brand-inner{
  min-height:72px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
}
.brand{display:inline-flex;align-items:center;gap:12px;}
.brand-mark{
  position:relative;
  width:24px;height:24px;
  flex:0 0 24px;
  border-radius:50%;
  border:1px solid rgba(233,185,73,.6);
}
.brand-mark::before{
  content:"";position:absolute;inset:5px;border-radius:50%;background:var(--gold);
}
.brand-mark::after{
  content:"";position:absolute;inset:0;border-radius:50%;
  border:1px dashed rgba(233,185,73,.35);
}
.brand-text{
  font-family:var(--serif);
  font-size:20px;
  font-weight:600;
  color:#F6F3EA;
  white-space:nowrap;
}
.brand-text i{font-style:normal;color:var(--gold);margin:0 4px;}
.brand-actions{display:flex;align-items:center;gap:18px;}
.search{
  display:flex;align-items:center;gap:8px;
  height:40px;
  padding:0 14px;
  border-radius:999px;
  background:rgba(255,255,255,.06);
  border:1px solid rgba(233,185,73,.22);
  color:#C9C4DC;
}
.search i{font-size:13px;color:var(--gold);}
.search input{
  width:170px;
  border:0;background:transparent;
  color:#F0EDF7;
  font-size:14px;
  outline:none;
}
.search input::placeholder{color:#8E89A6;}
.text-link{color:#D8D4E6;font-size:14px;}
.text-link:hover{color:var(--gold);}
.nav-toggle{
  display:none;
  width:42px;height:42px;
  border-radius:10px;
  border:1px solid rgba(233,185,73,.3);
  background:transparent;
  color:var(--gold);
  font-size:17px;
}
.channel-bar{
  background:var(--ink-800);
  border-bottom:1px solid rgba(255,255,255,.06);
}
.channel-inner{
  display:flex;
  align-items:center;
  gap:8px;
  min-height:48px;
  overflow-x:auto;
  scrollbar-width:none;
}
.channel-inner::-webkit-scrollbar{display:none;}
.channel{
  position:relative;
  flex:0 0 auto;
  padding:6px 14px;
  font-size:15px;
  color:#C6C1D8;
  border-radius:8px;
  white-space:nowrap;
}
.channel:hover{color:var(--gold);background:rgba(233,185,73,.08);}
.channel.active{
  color:var(--ink-900);
  background:var(--gold);
  font-weight:500;
}
.channel.active::after{display:none;}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:44px;
  padding:0 24px;
  border-radius:var(--radius-btn);
  border:1px solid transparent;
  font-size:15px;
  font-weight:500;
  line-height:1;
  transition:transform .2s ease,background-color .22s ease,color .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.btn-sm{min-height:38px;padding:0 18px;font-size:14px;border-radius:9px;}
.btn-block{width:100%;}
.btn-primary{
  background:var(--gold);
  color:var(--ink-900);
  box-shadow:0 8px 24px rgba(233,185,73,.28);
}
.btn-primary:hover{
  background:#F0C45C;
  color:var(--ink-900);
  transform:translateY(-1px);
  box-shadow:0 10px 28px rgba(233,185,73,.4);
}
.btn-ghost{
  background:transparent;
  border-color:rgba(233,185,73,.65);
  color:var(--gold);
}
.btn-ghost:hover{
  background:rgba(233,185,73,.14);
  color:var(--gold);
}
.btn-ghost-dark{
  background:transparent;
  border-color:var(--line);
  color:var(--text-dark);
}
.btn-ghost-dark:hover{
  border-color:var(--gold-deep);
  color:var(--gold-deep);
}
.btn[disabled],.btn.is-disabled{
  filter:saturate(.4);
  opacity:.7;
  pointer-events:none;
}

/* ---------- badges ---------- */
.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 12px;
  border-radius:999px;
  font-size:12.5px;
  letter-spacing:.02em;
  line-height:1.6;
}
.badge-gold{
  background:rgba(233,185,73,.14);
  border:1px solid rgba(233,185,73,.45);
  color:var(--gold-deep);
}
.section--dark .badge-gold{
  background:transparent;
  border-color:rgba(233,185,73,.45);
  color:var(--gold);
}
.badge-paper{
  background:#F1E7CC;
  border:1px solid #E3D6B2;
  color:#7A5B12;
}
.badge-nebula{
  background:rgba(124,107,240,.12);
  border:1px solid rgba(124,107,240,.35);
  color:#5546C4;
}

/* ---------- page hero ---------- */
.page-hero{
  position:relative;
  background:var(--ink-900);
  overflow:hidden;
  padding:66px 0 58px;
}
.page-hero-bg{
  position:absolute;inset:0;
  background-size:cover;
  background-position:center;
  opacity:.34;
}
.page-hero::before{
  content:"";
  position:absolute;inset:0;
  background:
    linear-gradient(180deg,rgba(20,18,42,.72),rgba(20,18,42,.92)),
    radial-gradient(2px 2px at 18% 32%,rgba(233,185,73,.6),transparent 60%),
    radial-gradient(2px 2px at 72% 22%,rgba(233,185,73,.45),transparent 60%),
    radial-gradient(1.6px 1.6px at 44% 74%,rgba(255,255,255,.4),transparent 60%),
    radial-gradient(1.6px 1.6px at 88% 62%,rgba(233,185,73,.4),transparent 60%);
}
.page-hero-inner{position:relative;z-index:2;max-width:860px;}
.page-hero h1{
  color:#F8F5EC;
  font-size:42px;
  margin:14px 0 16px;
}
.page-hero-sub{
  color:#C4BFD6;
  font-size:17px;
  line-height:1.8;
  margin:0;
  max-width:720px;
}
.crumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:#9A95B4;
}
.crumb a{color:#C4BFD6;}
.crumb a:hover{color:var(--gold);}
.crumb .sep{color:#5C5878;}
.crumb .current{color:#8B86A8;}

/* ---------- notice band ---------- */
.notice-band{
  background:var(--ink-800);
  border-bottom:1px solid rgba(233,185,73,.14);
  padding:22px 0;
}
.notice-inner{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:16px 26px;
}
.notice-inner p{
  margin:0;
  color:#CFCADF;
  font-size:15.5px;
  line-height:1.8;
  flex:1 1 480px;
}
.notice-actions{display:flex;gap:12px;flex-wrap:wrap;}
.notice-actions .btn{min-height:40px;padding:0 20px;font-size:14px;}

/* ---------- anchor tabs ---------- */
.anchor-tabs{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  padding:26px 0 0;
}
.anchor-tab{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:9px 18px;
  border-radius:999px;
  border:1px solid var(--line);
  background:var(--paper-2);
  font-size:14px;
  color:var(--text-dark);
}
.anchor-tab i{font-size:12px;color:var(--gold-deep);}
.anchor-tab:hover{
  border-color:rgba(200,144,31,.55);
  color:var(--gold-deep);
  transform:translateY(-1px);
}

/* ---------- quick cards ---------- */
.quick-grid{
  display:grid;
  grid-template-columns:1.15fr 1fr;
  gap:var(--gap);
  margin-top:34px;
}
.card{
  background:var(--paper-2);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-light);
  overflow:hidden;
  transition:border-color .25s ease,transform .25s ease,box-shadow .25s ease;
}
.card:hover{
  border-color:rgba(233,185,73,.55);
  transform:translateY(-2px);
  box-shadow:0 14px 34px rgba(20,18,42,.1);
}
.card-thumb{
  position:relative;
  background:linear-gradient(140deg,var(--ink-800),var(--ink-900));
  overflow:hidden;
}
.card-thumb img{
  width:100%;
  height:100%;
  object-fit:cover;
  display:block;
  transition:transform .3s ease;
  background:var(--ink-800);
}
.card:hover .card-thumb img{transform:scale(1.03);}
.card-body{padding:24px 26px 26px;}
.card-eyebrow{
  font-size:12.5px;
  letter-spacing:.02em;
  color:var(--gold-deep);
  margin-bottom:8px;
  display:block;
}
.card h3{font-size:21px;margin-bottom:10px;line-height:1.45;}
.card:hover h3{color:var(--gold-deep);}
.card p{color:var(--text-muted);font-size:15.5px;line-height:1.8;margin:0 0 14px;}
.card-link{font-size:14px;color:var(--gold-deep);display:inline-flex;align-items:center;gap:6px;}
.card-link i{font-size:11px;transition:transform .22s ease;}
.card:hover .card-link i{transform:translateX(3px);}
.card--lead{grid-row:span 2;display:flex;flex-direction:column;}
.card--lead .card-thumb{flex:1 1 auto;min-height:250px;}
.card--lead .card-thumb img{height:100%;min-height:250px;}
.card--lead h3{font-size:25px;}
.quick-col{display:grid;gap:var(--gap);}
.card--mini{display:grid;grid-template-columns:132px 1fr;align-items:stretch;}
.card--mini .card-thumb{min-height:100%;}
.card--mini .card-thumb img{height:100%;min-height:132px;object-fit:cover;}
.card--mini .card-body{padding:18px 20px 20px;}
.card--mini h3{font-size:17.5px;margin-bottom:6px;}
.card--mini p{font-size:14.5px;margin-bottom:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}

/* ---------- faq ---------- */
.faq-group{margin-bottom:46px;}
.faq-group-head{
  display:flex;
  align-items:center;
  gap:12px;
  margin-bottom:18px;
}
.faq-group-head span.num{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:30px;height:30px;
  flex:0 0 30px;
  border-radius:50%;
  border:1px solid rgba(233,185,73,.5);
  color:var(--gold-deep);
  font-size:13px;
  font-family:var(--sans);
}
.faq-group-head h3{margin:0;font-size:22px;}
.faq{margin:0 0 0;background:transparent;border:0;}
.faq .accordion-item{
  background:var(--paper-2);
  border:1px solid var(--line);
  border-radius:12px;
  margin-bottom:12px;
  transition:border-color .22s ease;
}
.faq .accordion-item:hover{border-color:rgba(233,185,73,.5);}
.faq .accordion-title{
  position:relative;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:18px 22px 18px 26px;
  border:0;
  background:transparent;
  font-size:17px;
  font-weight:500;
  color:var(--text-dark);
  line-height:1.6;
  border-radius:12px;
}
.faq .accordion-title::before{
  content:"";
  position:absolute;
  left:0;top:16px;bottom:16px;
  width:3px;
  border-radius:0 3px 3px 0;
  background:transparent;
  transition:background-color .22s ease;
}
.faq .accordion-title::after{
  content:"+";
  flex:0 0 auto;
  font-size:20px;
  line-height:1;
  color:var(--gold-deep);
  transition:transform .2s ease,color .2s ease;
}
.faq .accordion-item.is-active{border-color:rgba(233,185,73,.55);}
.faq .accordion-item.is-active .accordion-title::before{background:var(--gold);}
.faq .accordion-item.is-active .accordion-title::after{content:"−";color:var(--gold);}
.faq .accordion-title:hover{color:var(--gold-deep);}
.faq .accordion-content{
  border:0;
  padding:0 26px 22px;
  background:transparent;
  color:var(--text-muted);
  font-size:15.5px;
  line-height:1.9;
}
.faq .accordion-content p{margin:0 0 .8em;}
.faq .accordion-content p:last-child{margin-bottom:0;}
.faq .accordion-content strong{color:var(--text-dark);font-weight:500;}

/* ---------- steps / timeline ---------- */
.steps{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:var(--gap);
  position:relative;
  margin-top:12px;
}
.steps::before{
  content:"";
  position:absolute;
  top:15px;left:6%;right:6%;
  border-top:1px dashed rgba(233,185,73,.4);
}
.step{position:relative;padding-top:0;}
.step-dot{
  position:relative;
  z-index:2;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:32px;height:32px;
  border-radius:50%;
  background:var(--ink-900);
  border:1px solid rgba(233,185,73,.6);
  color:var(--gold);
  font-size:13px;
  font-family:var(--sans);
  margin-bottom:16px;
}
.step h4{font-size:17px;margin-bottom:8px;color:#F3F0E6;}
.step p{font-size:14.5px;line-height:1.8;color:#B4AFC8;margin:0;}

/* ---------- form ---------- */
.form-panel{
  background:var(--paper-2);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-light);
  padding:34px 36px 36px;
}
.form-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:22px 24px;
}
.field{display:flex;flex-direction:column;gap:8px;}
.field--full{grid-column:1 / -1;}
.field label{
  font-size:14px;
  color:var(--text-dark);
  font-weight:500;
}
.field label .opt{color:var(--text-muted);font-weight:400;font-size:13px;margin-left:6px;}
.field input,.field textarea{
  width:100%;
  border:1px solid var(--line);
  background:var(--paper);
  border-radius:10px;
  padding:0 14px;
  height:46px;
  line-height:44px;
  font-size:15px;
  color:var(--text-dark);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.field textarea{
  height:auto;
  min-height:120px;
  line-height:1.8;
  padding:12px 14px;
  resize:vertical;
}
.field input::placeholder,.field textarea::placeholder{color:#9C99A8;}
.field input:focus,.field textarea:focus{
  border-color:var(--gold);
  box-shadow:0 0 0 3px rgba(233,185,73,.18);
  outline:none;
}
.field .hint{font-size:13px;color:var(--text-muted);letter-spacing:.02em;}
.field .error{font-size:13px;color:var(--warn);display:none;}
.field.has-error input,.field.has-error textarea{border-color:var(--warn);}
.field.has-error .error{display:block;}
.form-actions{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:16px;
  margin-top:26px;
}
.form-actions .btn{min-height:46px;}
.form-note{font-size:13.5px;color:var(--text-muted);margin:0;}

/* ---------- channel cards ---------- */
.channel-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:var(--gap);
}
.channel-card{
  background:var(--paper-2);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:26px 24px 24px;
  box-shadow:var(--shadow-light);
  display:flex;
  flex-direction:column;
  gap:10px;
  transition:border-color .25s ease,transform .25s ease;
}
.channel-card i.ico{font-size:19px;color:var(--gold-deep);}
.channel-card h3{font-size:19px;margin:0;}
.channel-card p{font-size:14.5px;color:var(--text-muted);line-height:1.8;margin:0;}
.channel-card .card-link{margin-top:auto;font-size:14px;color:var(--gold-deep);}
.channel-card:hover{border-color:rgba(233,185,73,.55);transform:translateY(-2px);}
.channel-card:hover h3{color:var(--gold-deep);}

/* ---------- cta ---------- */
.cta-band{background:var(--ink-900);color:#EFECF7;padding:72px 0;}
.cta-inner{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:28px;
  border:1px solid rgba(233,185,73,.2);
  border-radius:16px;
  padding:34px 38px;
  background:linear-gradient(135deg,rgba(42,38,80,.85),rgba(29,26,58,.9));
}
.cta-inner h2{font-size:28px;margin:0 0 10px;color:#F8F5EC;}
.cta-inner p{margin:0;color:#B9B4CE;font-size:15.5px;line-height:1.8;max-width:640px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;}

/* ---------- footer ---------- */
.site-footer{background:var(--ink-900);color:#B9B4CE;padding:66px 0 26px;}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.2fr;
  gap:36px;
  padding-bottom:38px;
  border-bottom:1px solid rgba(255,255,255,.08);
}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.footer-about{font-size:14.5px;line-height:1.85;color:#A9A4C0;margin:0;max-width:340px;}
.footer-title{
  font-family:var(--serif);
  font-size:16px;
  color:#F1EEE4;
  margin:0 0 16px;
}
.footer-links li{margin-bottom:10px;}
.footer-links a{font-size:14.5px;color:#A9A4C0;}
.footer-links a:hover{color:var(--gold);}
.footer-note{font-size:14px;line-height:1.8;color:#A9A4C0;margin:0 0 12px;}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding-top:22px;
  font-size:13px;
  color:#8B86A8;
}
.back-top{
  display:inline-flex;
  align-items:center;
  gap:8px;
  min-height:38px;
  padding:0 16px;
  border-radius:999px;
  border:1px solid rgba(233,185,73,.35);
  background:transparent;
  color:var(--gold);
  font-size:13px;
}
.back-top:hover{background:rgba(233,185,73,.12);}

/* ---------- drawer ---------- */
.drawer{
  position:fixed;
  inset:0;
  z-index:120;
  display:none;
}
.drawer.open{display:block;}
.drawer-mask{position:absolute;inset:0;background:rgba(10,9,20,.6);}
.drawer-panel{
  position:absolute;
  top:0;right:0;
  width:86vw;
  max-width:340px;
  height:100%;
  background:var(--ink-800);
  border-left:1px solid rgba(233,185,73,.2);
  padding:22px 22px 32px;
  overflow-y:auto;
}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px;}
.drawer-close{
  width:38px;height:38px;
  border-radius:10px;
  border:1px solid rgba(233,185,73,.3);
  background:transparent;
  color:var(--gold);
}
.drawer-title{
  font-size:13px;
  letter-spacing:.02em;
  color:#8B86A8;
  margin:18px 0 10px;
}
.drawer-link{
  display:block;
  padding:12px 14px;
  border-radius:10px;
  color:#D8D4E6;
  font-size:15px;
  border:1px solid transparent;
}
.drawer-link:hover{background:rgba(233,185,73,.1);color:var(--gold);}
.drawer-link.active{border-color:rgba(233,185,73,.5);color:var(--gold);}
.drawer .btn{margin-top:20px;}

/* ---------- responsive ---------- */
@media screen and (max-width:1024px){
  :root{--section-y:72px;}
  h1{font-size:38px;}
  h2{font-size:29px;}
  .page-hero h1{font-size:35px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .channel-grid{grid-template-columns:repeat(2,1fr);}
  .steps{grid-template-columns:repeat(2,1fr);}
  .steps::before{display:none;}
  .quick-grid{grid-template-columns:1fr;}
  .card--lead{grid-row:auto;}
}
@media screen and (max-width:768px){
  .container{padding:0 20px;}
  :root{--section-y:56px;--gap:16px;}
  h1{font-size:31px;}
  h2{font-size:26px;}
  h3{font-size:20px;}
  .page-hero{padding:46px 0 42px;}
  .page-hero h1{font-size:30px;}
  .page-hero-sub{font-size:16px;}
  .search,.text-link{display:none;}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .brand-text{font-size:18px;}
  .channel{font-size:14.5px;padding:6px 12px;}
  .card--mini{grid-template-columns:1fr;}
  .card--mini .card-thumb img{min-height:150px;height:150px;}
  .form-panel{padding:24px 20px 26px;}
  .form-grid{grid-template-columns:1fr;}
  .cta-inner{padding:26px 22px;}
  .cta-inner h2{font-size:23px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1 1 auto;}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:28px;}
  .channel-grid{grid-template-columns:1fr;}
  .faq .accordion-title{font-size:16px;padding:16px 18px 16px 22px;}
  .faq .accordion-content{padding:0 20px 18px;}
}
@media screen and (max-width:520px){
  .steps{grid-template-columns:1fr;}
  .form-actions .btn{width:100%;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}