/* roulang page: index */
:root{
  --brand:#8B5CF6;
  --brand-deep:#5B21B6;
  --accent-gold:#C9A227;
  --accent-mint:#7CE0C3;
  --bg-base:#0B0714;
  --bg-1:#150E24;
  --bg-2:#1D1430;
  --text-1:#EDE9F7;
  --text-2:#A99FC4;
  --text-3:#6E6486;
  --line:rgba(255,255,255,.08);
  --line-soft:rgba(255,255,255,.06);
  --line-gold:rgba(201,162,39,.18);
  --line-gold-strong:rgba(201,162,39,.5);
  --radius-card:14px;
  --radius-panel:18px;
  --radius-btn:10px;
  --shadow-card:0 8px 30px rgba(0,0,0,.5);
  --shadow-glow:0 0 0 1px rgba(139,92,246,.55),0 18px 44px rgba(109,58,255,.28);
  --container:1240px;
  --gap:24px;
  --sec-pad:104px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg-base);
  color:var(--text-1);
  font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,Segoe UI,sans-serif;
  font-size:17px;
  line-height:1.9;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background-image:
    radial-gradient(1px 1px at 12% 18%,rgba(201,162,39,.5),transparent 60%),
    radial-gradient(1px 1px at 78% 9%,rgba(237,233,247,.42),transparent 60%),
    radial-gradient(1px 1px at 34% 64%,rgba(139,92,246,.5),transparent 60%),
    radial-gradient(1px 1px at 62% 82%,rgba(124,224,195,.36),transparent 60%),
    radial-gradient(1px 1px at 88% 46%,rgba(201,162,39,.34),transparent 60%);
  opacity:.055;
}
body::after{
  content:"";
  position:fixed;
  inset:0;
  z-index:0;
  pointer-events:none;
  background:radial-gradient(1200px 620px at 50% -12%,rgba(139,92,246,.16),transparent 70%);
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .2s ease,opacity .2s ease}
button,input,select,textarea{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.35;letter-spacing:.01em}
h1,h2{font-family:"Noto Serif SC","Source Han Serif SC","PingFang SC","Microsoft YaHei",serif}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--accent-gold);outline-offset:3px;border-radius:6px}
::selection{background:rgba(139,92,246,.4)}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px;position:relative;z-index:1}
.sec{padding:var(--sec-pad) 0;position:relative;z-index:1}
.sec + .sec::before{
  content:"";
  position:absolute;top:0;left:32px;right:32px;height:1px;
  background:linear-gradient(90deg,transparent,rgba(201,162,39,.12) 18%,rgba(201,162,39,.12) 82%,transparent);
}
.sec-head{max-width:760px;margin-bottom:44px}
.sec-head.is-center{margin-left:auto;margin-right:auto;text-align:center}
.sec-kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.18em;text-transform:uppercase;
  color:var(--accent-gold);font-family:"Cinzel",Georgia,serif;
  border:1px solid var(--line-gold);
  border-radius:999px;padding:5px 14px;margin-bottom:16px;
  background:rgba(201,162,39,.06);
}
.sec-title{font-size:clamp(24px,3vw,34px);color:var(--text-1)}
.sec-sub{margin-top:16px;color:var(--text-2);font-size:16.5px;line-height:1.9;max-width:720px}
.sec-head.is-center .sec-sub{margin-left:auto;margin-right:auto}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 24px;border-radius:var(--radius-btn);
  font-size:15.5px;font-weight:600;letter-spacing:.02em;
  border:1px solid transparent;cursor:pointer;
  transition:transform .2s ease,box-shadow .22s ease,background .22s ease,border-color .22s ease,filter .22s ease;
  white-space:nowrap;
}
.btn-primary{
  background:linear-gradient(135deg,var(--brand) 0%,var(--brand-deep) 100%);
  border-color:rgba(201,162,39,.45);
  color:#fff;
  box-shadow:0 10px 26px rgba(91,33,182,.38);
}
.btn-primary:hover{filter:brightness(1.08);transform:translateY(-1px);box-shadow:0 0 0 1px rgba(201,162,39,.5),0 16px 34px rgba(109,58,255,.42)}
.btn-ghost{
  background:rgba(255,255,255,.06);
  border-color:rgba(255,255,255,.14);
  color:var(--text-1);
  backdrop-filter:blur(8px);
}
.btn-ghost:hover{border-color:rgba(255,255,255,.34);background:rgba(255,255,255,.09);transform:translateY(-1px)}
.btn-sm{padding:10px 18px;font-size:14.5px}
.btn-block{width:100%}
.btn:active{transform:translateY(0) scale(.99)}
.btn[disabled],.btn.is-disabled{opacity:.45;cursor:not-allowed;filter:grayscale(.3)}

.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:7px 15px;border-radius:999px;font-size:13.5px;
  border:1px solid rgba(255,255,255,.14);
  background:rgba(255,255,255,.05);
  color:var(--text-2);
  transition:all .2s ease;
}
.chip.is-active{background:linear-gradient(135deg,var(--brand),var(--brand-deep));color:#fff;border-color:rgba(201,162,39,.45)}
.chip:hover{border-color:rgba(139,92,246,.6);color:var(--text-1)}
.tag{
  display:inline-block;padding:3px 10px;border-radius:999px;
  font-size:12.5px;color:var(--accent-gold);
  border:1px solid var(--line-gold);background:rgba(201,162,39,.07);
}
.tag-mint{color:var(--accent-mint);border-color:rgba(124,224,195,.3);background:rgba(124,224,195,.07)}

.card{
  background:rgba(255,255,255,.035);
  border:1px solid var(--line-gold);
  border-radius:var(--radius-card);
  padding:22px;
  box-shadow:var(--shadow-card);
  transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease,background .24s ease;
  position:relative;
}
.card:hover{transform:translateY(-2px);border-color:var(--line-gold-strong);box-shadow:var(--shadow-glow)}
.card-top-line::before{
  content:"";position:absolute;top:0;left:22px;right:22px;height:2px;
  background:linear-gradient(90deg,transparent,rgba(201,162,39,.55),transparent);
  border-radius:2px;
}
.panel{
  background:linear-gradient(160deg,rgba(29,20,48,.92),rgba(21,14,36,.86));
  border:1px solid var(--line);
  border-radius:var(--radius-panel);
  box-shadow:var(--shadow-card);
}
.small{color:var(--text-2);font-size:14.5px;line-height:1.85}
.mono-num{font-family:"Cinzel",Georgia,serif;color:var(--accent-gold)}
.thumb{border-radius:12px;overflow:hidden;border:1px solid var(--line-soft);position:relative}
.thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.card:hover .thumb img{transform:scale(1.04)}
.thumb::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,7,20,0) 40%,rgba(11,7,20,.72));
  pointer-events:none;
}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--gap)}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap)}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.scroll-x{display:flex;gap:20px;overflow-x:auto;padding:6px 2px 18px;scroll-snap-type:x proximity}
.scroll-x > *{scroll-snap-align:start;flex:0 0 auto}
.scroll-x::-webkit-scrollbar{height:8px}
.scroll-x::-webkit-scrollbar-track{background:rgba(255,255,255,.04);border-radius:999px}
.scroll-x::-webkit-scrollbar-thumb{background:rgba(139,92,246,.45);border-radius:999px}

/* ---------- header ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:60;
  height:76px;display:flex;align-items:center;
  background:rgba(11,7,20,.35);
  backdrop-filter:blur(14px) saturate(140%);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  border-bottom:1px solid rgba(255,255,255,.08);
  box-shadow:0 6px 22px rgba(0,0,0,.28);
  transition:height .22s ease,background .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.site-header.is-scrolled{
  height:64px;
  background:rgba(11,7,20,.94);
  border-bottom-color:rgba(201,162,39,.22);
  box-shadow:0 8px 24px rgba(0,0,0,.45);
}
.nav-wrap{display:flex;align-items:center;gap:28px;width:100%}
.logo{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.logo-mark{
  width:34px;height:34px;border-radius:10px;
  display:grid;place-items:center;
  background:linear-gradient(135deg,rgba(139,92,246,.9),rgba(91,33,182,.9));
  border:1px solid rgba(201,162,39,.45);
  box-shadow:0 0 18px rgba(139,92,246,.35);
  transition:box-shadow .22s ease;
}
.logo-mark svg{width:19px;height:19px}
.logo:hover .logo-mark{box-shadow:0 0 24px rgba(201,162,39,.45)}
.logo-text{font-size:19px;font-weight:800;letter-spacing:.02em;transition:font-size .22s ease}
.site-header.is-scrolled .logo-text{font-size:17.5px}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:12px}
.nav-link{
  padding:9px 14px;border-radius:9px;font-size:15.5px;color:var(--text-2);
  text-shadow:0 0 12px rgba(11,7,20,.6);
  transition:color .2s ease,background .2s ease;
}
.nav-link:hover{color:var(--text-1);background:rgba(255,255,255,.06)}
.nav-link.active{color:#fff;background:rgba(139,92,246,.22);box-shadow:inset 0 0 0 1px rgba(139,92,246,.4)}
.nav-actions{margin-left:auto;display:flex;align-items:center;gap:12px}
.icon-btn{
  width:38px;height:38px;border-radius:10px;display:grid;place-items:center;
  border:1px solid rgba(255,255,255,.14);background:rgba(255,255,255,.05);
  color:var(--text-2);transition:all .2s ease;
}
.icon-btn:hover{color:var(--text-1);border-color:rgba(139,92,246,.55);background:rgba(139,92,246,.14)}
.icon-btn svg{width:17px;height:17px}
.menu-toggle{display:none;width:40px;height:40px;border-radius:10px;border:1px solid rgba(255,255,255,.14);background:rgba(255,255,255,.05);place-items:center;gap:4px;flex-direction:column;align-items:center;justify-content:center}
.menu-toggle span{display:block;width:18px;height:2px;background:var(--text-1);border-radius:2px;transition:transform .22s ease,opacity .22s ease}
.menu-toggle.is-open span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.menu-toggle.is-open span:nth-child(2){opacity:0}
.menu-toggle.is-open span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
.mobile-drawer{
  position:fixed;inset:0;z-index:70;
  background:rgba(11,7,20,.96);
  backdrop-filter:blur(18px);
  transform:translateY(-100%);
  transition:transform .3s ease;
  padding:96px 24px 32px;display:flex;flex-direction:column;
}
.mobile-drawer.is-open{transform:translateY(0)}
.mobile-drawer a{display:block;padding:16px 8px;font-size:18px;border-bottom:1px solid var(--line-soft);color:var(--text-1)}
.mobile-drawer a.active{color:var(--accent-gold)}
.mobile-drawer .drawer-cta{margin-top:auto;padding-top:24px}

/* ---------- hero ---------- */
.hero{
  position:relative;
  padding:170px 0 96px;
  overflow:hidden;
  background-image:
    linear-gradient(180deg,rgba(11,7,20,.68) 0%,rgba(11,7,20,.86) 62%,var(--bg-base) 100%),
    url('/assets/images/backpic/back-1.jpg');
  background-size:cover;
  background-position:center;
}
.hero-grid{display:grid;grid-template-columns:1.5fr 1fr;gap:26px;align-items:start}
.hero-main{
  background:rgba(21,14,36,.74);
  border:1px solid rgba(201,162,39,.24);
  border-radius:var(--radius-panel);
  padding:44px 42px;
  backdrop-filter:blur(10px);
  box-shadow:0 24px 60px rgba(0,0,0,.55);
}
.hero-main h1{font-size:clamp(30px,4.4vw,46px);margin:18px 0 20px}
.hero-lead{color:var(--text-2);font-size:17px;line-height:1.9;max-width:640px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-stats{display:flex;flex-wrap:wrap;gap:0;margin-top:34px;padding-top:22px;border-top:1px solid var(--line-soft)}
.hero-stats li{padding:0 26px;border-right:1px solid rgba(201,162,39,.22)}
.hero-stats li:first-child{padding-left:0}
.hero-stats li:last-child{border-right:0}
.hero-stats .num{display:block;font-family:"Cinzel",Georgia,serif;font-size:23px;color:var(--accent-gold);line-height:1.3}
.hero-stats .lbl{font-size:13px;color:var(--text-3);letter-spacing:.04em}
.hero-side{display:flex;flex-direction:column;gap:22px}
.hero-side .side-card{
  background:rgba(29,20,48,.8);
  border:1px solid var(--line);
  border-radius:var(--radius-panel);
  padding:24px;
  box-shadow:var(--shadow-card);
  backdrop-filter:blur(8px);
  transition:border-color .24s ease,box-shadow .24s ease,transform .24s ease;
}
.hero-side .side-card:hover{border-color:var(--line-gold-strong);box-shadow:var(--shadow-glow);transform:translateY(-2px)}
.hero-side .side-card:nth-child(2){margin-left:30px}
.side-card h3{font-size:17px;margin-bottom:14px;display:flex;align-items:center;justify-content:space-between;gap:10px}
.up-list li{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:9px 0;border-bottom:1px dashed var(--line-soft);font-size:14.5px;color:var(--text-2)}
.up-list li:last-child{border-bottom:0}
.up-list .t{color:var(--text-1);font-weight:500}
.up-list .d{font-family:"Cinzel",Georgia,serif;color:var(--accent-mint);font-size:13px}
.side-cover{border-radius:12px;overflow:hidden;border:1px solid var(--line-soft);margin-bottom:14px}
.side-cover img{width:100%;height:132px;object-fit:cover}

/* ---------- anchors (2+1) ---------- */
.anchor-grid{display:grid;grid-template-columns:1.55fr 1fr;gap:22px;grid-auto-rows:1fr}
.anchor-main{grid-row:span 2;display:flex;flex-direction:column;gap:16px;padding:32px}
.anchor-main .anchor-num{font-family:"Cinzel",Georgia,serif;font-size:14px;letter-spacing:.2em;color:var(--accent-gold)}
.anchor-main h3{font-size:23px}
.anchor-main p{color:var(--text-2);font-size:16px}
.anchor-main .anchor-media{border-radius:var(--radius-card);overflow:hidden;border:1px solid var(--line-soft);margin-top:auto}
.anchor-main .anchor-media img{width:100%;height:196px;object-fit:cover}
.anchor-side{padding:24px;display:flex;flex-direction:column;gap:10px}
.anchor-side h3{font-size:19px}
.anchor-side p{color:var(--text-2);font-size:15px}

/* ---------- features ---------- */
.fn-main{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--gap)}
.fn-card{padding:28px}
.fn-card h3{font-size:20px;display:flex;align-items:center;gap:12px;margin-bottom:16px}
.fn-icon{
  width:40px;height:40px;border-radius:11px;display:grid;place-items:center;flex:0 0 auto;
  border:1px solid rgba(139,92,246,.45);background:rgba(139,92,246,.12);color:var(--brand);
}
.fn-icon svg{width:20px;height:20px}
.fn-list li{display:flex;gap:10px;padding:8px 0;color:var(--text-2);font-size:15px;border-bottom:1px dashed var(--line-soft)}
.fn-list li:last-child{border-bottom:0}
.fn-list .dot{color:var(--accent-gold);flex:0 0 auto}
.fn-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:22px}
.fn-mini{padding:20px 22px;display:flex;align-items:center;gap:14px}
.fn-mini .fn-icon{width:34px;height:34px}
.fn-mini h4{font-size:16px}
.fn-mini p{font-size:13.5px;color:var(--text-3);line-height:1.7}

/* ---------- channels ---------- */
.chan-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.chan-card{display:block;padding:0;overflow:hidden}
.chan-card .chan-media{position:relative;height:132px;overflow:hidden}
.chan-card .chan-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.chan-card:hover .chan-media img{transform:scale(1.06)}
.chan-card .chan-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(11,7,20,.1),rgba(21,14,36,.9))}
.chan-body{padding:16px 20px 20px}
.chan-body h3{font-size:17px;margin-bottom:6px}
.chan-body p{font-size:14px;color:var(--text-2);line-height:1.8}
.chan-meta{display:flex;align-items:center;justify-content:space-between;margin-top:12px;padding-top:10px;border-top:1px dashed var(--line-soft);font-size:13px;color:var(--text-3)}
.chan-meta .count{color:var(--accent-gold);font-family:"Cinzel",Georgia,serif}
.chan-card.is-static{cursor:default}
.chan-card.is-static:hover{transform:none;box-shadow:var(--shadow-card);border-color:var(--line-gold)}

/* ---------- calendar ---------- */
.cal-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.cal-item{padding:20px;border-radius:var(--radius-card);border:1px solid var(--line);background:rgba(255,255,255,.03);transition:border-color .22s ease,background .22s ease}
.cal-item:hover{border-color:rgba(139,92,246,.5);background:rgba(139,92,246,.07)}
.cal-item .day{font-family:"Cinzel",Georgia,serif;color:var(--accent-gold);font-size:13px;letter-spacing:.16em}
.cal-item h4{font-size:16px;margin:8px 0 6px}
.cal-item p{font-size:13.5px;color:var(--text-3);line-height:1.75}
.cal-item .time{display:inline-block;margin-top:10px;font-size:12.5px;color:var(--accent-mint)}

/* ---------- timeline ---------- */
.tl-card{width:276px;padding:24px}
.tl-card .tl-dot{width:10px;height:10px;border-radius:50%;background:var(--accent-mint);box-shadow:0 0 0 4px rgba(124,224,195,.14);display:inline-block;margin-bottom:14px}
.tl-card h3{font-size:17.5px;margin-bottom:8px}
.tl-card p{font-size:14.5px;color:var(--text-2);line-height:1.8}
.tl-card .tl-tip{margin-top:14px;padding-top:12px;border-top:1px dashed var(--line-soft);font-size:13.5px;color:var(--accent-gold)}

/* ---------- demo ---------- */
.demo-row{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:center;margin-bottom:34px}
.demo-row:nth-child(even) .demo-text{order:2}
.demo-text h3{font-size:21px;margin-bottom:12px}
.demo-text p{color:var(--text-2);font-size:15.5px}
.demo-shots{display:flex;gap:16px;align-items:flex-end;justify-content:center}
.frame{border-radius:16px;border:1px solid var(--line-gold);overflow:hidden;background:var(--bg-2);box-shadow:var(--shadow-card)}
.frame.phone{width:170px;height:300px}
.frame.desktop{width:100%;max-width:420px;height:250px}
.frame img{width:100%;height:100%;object-fit:cover}
.demo-points{display:flex;flex-wrap:wrap;gap:12px;justify-content:center}
.demo-point{padding:10px 18px;border-radius:999px;border:1px solid rgba(255,255,255,.14);background:rgba(255,255,255,.05);font-size:14px;color:var(--text-2);transition:all .2s ease}
.demo-point:hover{border-color:rgba(139,92,246,.6);color:var(--text-1)}
.demo-point.is-active{background:linear-gradient(135deg,rgba(139,92,246,.9),rgba(91,33,182,.9));color:#fff;border-color:rgba(201,162,39,.45)}
.demo-caption{margin-top:18px;text-align:center;color:var(--text-2);font-size:15px}

/* ---------- experience strip ---------- */
.exp-card{width:300px;padding:0;overflow:hidden}
.exp-card .exp-media{height:160px;overflow:hidden;position:relative}
.exp-card .exp-media img{width:100%;height:100%;object-fit:cover}
.exp-card .exp-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(11,7,20,.05),rgba(21,14,36,.85))}
.exp-card .exp-body{padding:18px 20px 22px}
.exp-card h3{font-size:17px;margin-bottom:8px}
.exp-card p{font-size:14px;color:var(--text-2);line-height:1.8}

/* ---------- topics ---------- */
.topic-list{display:flex;flex-direction:column;gap:0;border-top:1px solid var(--line-soft)}
.topic-item{
  display:grid;grid-template-columns:64px 1fr 240px;gap:24px;align-items:center;
  padding:26px 8px;border-bottom:1px solid var(--line-soft);
  transition:background .22s ease,padding-left .22s ease;
}
.topic-item:hover{background:rgba(139,92,246,.06);padding-left:16px}
.topic-item .idx{font-family:"Cinzel",Georgia,serif;font-size:22px;color:rgba(201,162,39,.75)}
.topic-item h3{font-size:18.5px;margin-bottom:6px}
.topic-item p{font-size:14.5px;color:var(--text-2)}
.topic-item .meta{text-align:right;font-size:13px;color:var(--text-3)}
.topic-item .meta .tag{margin-bottom:8px}

/* ---------- cases ---------- */
.case-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:22px}
.case-main{padding:32px;display:flex;flex-direction:column;gap:16px}
.case-main h3{font-size:22px}
.case-main blockquote{margin:0;padding-left:18px;border-left:2px solid rgba(201,162,39,.55);color:var(--text-1);font-size:16.5px}
.case-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:6px}
.case-metrics .m{padding:14px;border-radius:12px;background:rgba(255,255,255,.04);border:1px solid var(--line-soft)}
.case-metrics .m b{display:block;font-family:"Cinzel",Georgia,serif;font-size:22px;color:var(--accent-gold)}
.case-metrics .m span{font-size:13px;color:var(--text-3)}
.case-side{display:flex;flex-direction:column;gap:22px}
.case-mini{padding:22px;display:flex;flex-direction:column;gap:10px}
.case-mini p{font-size:14.5px;color:var(--text-2)}
.case-mini .who{font-size:13px;color:var(--text-3)}

/* ---------- plans ---------- */
.switch-bar{display:inline-flex;align-items:center;gap:6px;padding:5px;border-radius:999px;background:rgba(255,255,255,.05);border:1px solid var(--line);margin-bottom:32px}
.switch-opt{padding:8px 20px;border-radius:999px;font-size:14.5px;color:var(--text-2);transition:all .2s ease}
.switch-opt.is-active{background:linear-gradient(135deg,var(--brand),var(--brand-deep));color:#fff}
.plan-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:start}
.plan-card{padding:30px 26px;display:flex;flex-direction:column;gap:14px}
.plan-card.featured{
  transform:translateY(-8px);
  border-color:var(--line-gold-strong);
  box-shadow:0 0 0 1px rgba(201,162,39,.4),0 20px 48px rgba(109,58,255,.3);
  background:linear-gradient(170deg,rgba(45,27,82,.92),rgba(21,14,36,.9));
}
.plan-name{font-size:18px;display:flex;align-items:center;gap:10px}
.plan-price{display:flex;align-items:baseline;gap:8px}
.plan-price .amount{font-family:"Cinzel",Georgia,serif;font-size:38px;color:var(--accent-gold);line-height:1}
.plan-price .unit{font-size:14px;color:var(--text-3)}
.plan-desc{font-size:14px;color:var(--text-2)}
.plan-benefits{margin:6px 0 4px;display:flex;flex-direction:column;gap:2px}
.plan-benefits li{display:flex;gap:10px;font-size:14.5px;color:var(--text-2);padding:6px 0;border-bottom:1px dashed var(--line-soft)}
.plan-benefits li:last-child{border-bottom:0}
.plan-benefits .yes{color:var(--accent-mint);flex:0 0 auto}
.plan-benefits .no{color:var(--text-3);flex:0 0 auto}
.plan-note{margin-top:24px;font-size:13.5px;color:var(--text-3);line-height:1.85}

/* ---------- reviews ---------- */
.review-wall{columns:2;column-gap:22px}
.review-card{
  break-inside:avoid;margin-bottom:22px;padding:22px;
  background:rgba(255,255,255,.035);border:1px solid var(--line-gold);
  border-radius:var(--radius-card);box-shadow:var(--shadow-card);
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.review-card:hover{transform:scale(1.01);border-color:var(--line-gold-strong);box-shadow:var(--shadow-glow)}
.review-head{display:flex;align-items:center;gap:12px;margin-bottom:12px}
.avatar{width:38px;height:38px;border-radius:50%;border:1px solid rgba(201,162,39,.45);display:grid;place-items:center;font-size:14px;color:var(--accent-gold);background:rgba(201,162,39,.08);flex:0 0 auto}
.review-head .name{font-size:14.5px;font-weight:600}
.review-head .time{font-size:12.5px;color:var(--text-3)}
.stars{margin-left:auto;color:var(--accent-gold);font-size:12.5px;letter-spacing:2px}
.review-card p{font-size:14.5px;color:var(--text-2);line-height:1.85}

/* ---------- voice ---------- */
.voice-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:34px;align-items:start}
.voice-stats{display:flex;flex-direction:column}
.voice-stats .v{padding:20px 0;border-bottom:1px solid var(--line-soft)}
.voice-stats .v:last-child{border-bottom:0}
.voice-stats b{display:block;font-family:"Cinzel",Georgia,serif;font-size:34px;color:var(--accent-gold);line-height:1.2}
.voice-stats span{font-size:14.5px;color:var(--text-2)}
.voice-main{padding:30px}
.voice-main blockquote{margin:0 0 18px;font-size:16.5px;color:var(--text-1);line-height:1.95;padding-left:18px;border-left:2px solid rgba(201,162,39,.5)}
.voice-shorts{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-top:22px}
.voice-short{padding:16px 18px;border-radius:12px;background:rgba(255,255,255,.04);border:1px solid var(--line-soft);font-size:14px;color:var(--text-2)}
.voice-short b{display:block;color:var(--text-1);font-size:14.5px;margin-bottom:6px}

/* ---------- faq ---------- */
.faq-list{max-width:900px}
.faq-item{border:1px solid var(--line);border-radius:var(--radius-card);background:rgba(255,255,255,.03);margin-bottom:12px;overflow:hidden;transition:border-color .22s ease,background .22s ease}
.faq-item.is-open{border-color:rgba(201,162,39,.42);background:rgba(29,20,48,.72)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;text-align:left;font-size:16.5px;font-weight:600;color:var(--text-1);
}
.faq-q .arrow{
  width:24px;height:24px;flex:0 0 auto;display:grid;place-items:center;
  border:1px solid var(--line-gold);border-radius:50%;color:var(--accent-gold);
  transition:transform .2s ease;
}
.faq-item.is-open .faq-q .arrow{transform:rotate(180deg)}
.faq-a{max-height:0;opacity:0;overflow:hidden;transition:max-height .3s ease,opacity .24s ease,padding .24s ease}
.faq-item.is-open .faq-a{max-height:360px;opacity:1}
.faq-a p{padding:0 24px 22px;color:var(--text-2);font-size:15.5px;line-height:1.95}

/* ---------- news ---------- */
.news-list{display:flex;flex-direction:column;gap:0;border-top:1px solid var(--line-soft)}
.news-item{
  display:grid;grid-template-columns:210px 1fr;gap:24px;align-items:center;
  padding:24px 8px;border-bottom:1px solid var(--line-soft);transition:background .22s ease;
}
.news-item:hover{background:rgba(139,92,246,.06)}
.news-item .thumb{height:118px}
.news-item h3{font-size:18px;margin-bottom:8px}
.news-item h3:hover{color:var(--accent-gold)}
.news-item p{font-size:14.5px;color:var(--text-2);line-height:1.8}
.news-item .date{font-size:13px;color:var(--text-3);margin-top:10px}

/* ---------- cta ---------- */
.cta-band{
  position:relative;overflow:hidden;
  border-radius:var(--radius-panel);
  border:1px solid var(--line-gold);
  padding:56px 48px;
  background-image:linear-gradient(120deg,rgba(11,7,20,.9),rgba(45,27,82,.86)),url('/assets/images/backpic/back-2.jpg');
  background-size:cover;background-position:center;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
  box-shadow:var(--shadow-card);
}
.cta-band h2{font-size:clamp(22px,2.6vw,30px);margin-bottom:12px}
.cta-band p{color:var(--text-2);font-size:16px;max-width:620px}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}

/* ---------- trust ---------- */
.trust-list{display:flex;flex-direction:column;border-top:1px solid var(--line-soft)}
.trust-item{display:grid;grid-template-columns:78px 1fr;gap:20px;align-items:center;padding:24px 8px;border-bottom:1px solid var(--line-soft)}
.trust-item .idx{font-family:"Cinzel",Georgia,serif;font-size:20px;color:rgba(201,162,39,.7)}
.trust-item h3{font-size:17px;margin-bottom:6px}
.trust-item p{font-size:14.5px;color:var(--text-2)}

/* ---------- footer ---------- */
.site-footer{
  position:relative;margin-top:40px;
  background:linear-gradient(180deg,rgba(21,14,36,.85),rgba(11,7,20,1));
  border-top:1px solid rgba(201,162,39,.22);
}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(201,162,39,.6),transparent);
}
.footer-top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr 1.1fr;gap:32px;padding:64px 0 40px}
.footer-brand .logo{margin-bottom:16px}
.footer-brand p{font-size:14px;color:var(--text-2);line-height:1.9;max-width:320px}
.footer-col h4{font-size:15.5px;margin-bottom:16px;color:var(--text-1)}
.footer-col li{margin-bottom:10px}
.footer-col a{font-size:14px;color:var(--text-2)}
.footer-col a:hover{color:var(--accent-gold)}
.footer-col span{font-size:14px;color:var(--text-3)}
.footer-bottom{
  border-top:1px solid var(--line-soft);
  padding:20px 0 28px;
  display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
  font-size:13px;color:var(--text-3);
}
.footer-bottom .f-left{display:flex;gap:18px;flex-wrap:wrap}
.footer-bottom .switches{display:flex;gap:10px}
.footer-bottom .switches button{font-size:13px;color:var(--text-3);border:1px solid var(--line);border-radius:999px;padding:4px 14px;transition:all .2s ease}
.footer-bottom .switches button:hover{color:var(--accent-gold);border-color:var(--line-gold-strong)}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .38s ease,transform .38s ease}
.reveal.is-visible{opacity:1;transform:none}

/* ---------- responsive ---------- */
@media (max-width:1180px){
  .chan-grid{grid-template-columns:repeat(3,1fr)}
  .footer-top{grid-template-columns:1.4fr 1fr 1fr;row-gap:36px}
}
@media (max-width:1024px){
  :root{--sec-pad:78px}
  .container{padding:0 24px}
  .main-nav{display:none}
  .menu-toggle{display:flex}
  .nav-actions .btn-sm{display:none}
  .hero{padding:140px 0 76px}
  .hero-grid{grid-template-columns:1fr}
  .hero-side .side-card:nth-child(2){margin-left:0}
  .anchor-grid{grid-template-columns:1fr}
  .anchor-main{grid-row:auto}
  .fn-main{grid-template-columns:1fr}
  .fn-strip{grid-template-columns:repeat(3,1fr)}
  .chan-grid{grid-template-columns:repeat(2,1fr)}
  .cal-grid{grid-template-columns:repeat(3,1fr)}
  .case-grid{grid-template-columns:1fr}
  .voice-grid{grid-template-columns:1fr}
  .plan-grid{grid-template-columns:1fr;max-width:520px;margin:0 auto}
  .plan-card.featured{transform:none}
  .topic-item{grid-template-columns:48px 1fr;gap:16px}
  .topic-item .meta{grid-column:2;text-align:left}
  .review-wall{columns:2}
}
@media (max-width:768px){
  :root{--sec-pad:64px}
  body{font-size:16.5px}
  .container{padding:0 18px}
  .sec + .sec::before{left:18px;right:18px}
  .hero-main{padding:32px 24px}
  .hero-stats li{padding:0 16px}
  .hero-stats .num{font-size:20px}
  .demo-row{grid-template-columns:1fr;gap:20px}
  .demo-row:nth-child(even) .demo-text{order:0}
  .grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}
  .fn-strip{grid-template-columns:1fr}
  .cal-grid{grid-template-columns:repeat(2,1fr)}
  .news-item{grid-template-columns:1fr;gap:14px}
  .news-item .thumb{height:170px}
  .cta-band{padding:36px 24px}
  .footer-top{grid-template-columns:1fr 1fr;padding:48px 0 32px}
  .case-metrics{grid-template-columns:1fr 1fr}
  .voice-shorts{grid-template-columns:1fr}
  .review-wall{columns:1}
}
@media (max-width:520px){
  .chan-grid{grid-template-columns:1fr}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  .cal-grid{grid-template-columns:1fr}
  .hero-actions .btn{width:100%}
  .hero-stats{flex-direction:column;gap:14px}
  .hero-stats li{border-right:0;padding:0;border-bottom:1px dashed var(--line-soft);padding-bottom:12px}
  .hero-stats li:last-child{border-bottom:0}
  .footer-top{grid-template-columns:1fr}
  .topic-item{grid-template-columns:1fr}
  .topic-item .meta{grid-column:1}
  .case-metrics{grid-template-columns:1fr}
  .trust-item{grid-template-columns:1fr;gap:8px}
  .cta-actions .btn{width:100%}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
  html{scroll-behavior:auto}
}

/* roulang page: category1 */
/* ============ 设计变量 ============ */
:root{
  --brand:#8B5CF6;
  --brand-deep:#5B21B6;
  --accent-gold:#C9A227;
  --accent-mint:#7CE0C3;
  --bg-base:#0B0714;
  --bg-1:#150E24;
  --bg-2:#1D1430;
  --text-1:#EDE9F7;
  --text-2:#A99FC4;
  --text-3:#6E6486;
  --line:rgba(255,255,255,.08);
  --line-soft:rgba(255,255,255,.06);
  --line-gold:rgba(201,162,39,.18);
  --line-gold-strong:rgba(201,162,39,.5);
  --radius-card:14px;
  --radius-panel:18px;
  --radius-btn:10px;
  --shadow-card:0 8px 30px rgba(0,0,0,.5);
  --shadow-glow:0 0 0 1px rgba(139,92,246,.55),0 18px 44px rgba(109,58,255,.28);
  --container:1240px;
  --gap:24px;
  --sec-pad:88px;
}

/* ============ reset / base ============ */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg-base);
  color:var(--text-1);
  font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:17px;
  line-height:1.9;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:0;opacity:.055;
  background-image:
    radial-gradient(1px 1px at 12% 18%,rgba(201,162,39,.5),transparent 60%),
    radial-gradient(1px 1px at 78% 9%,rgba(237,233,247,.42),transparent 60%),
    radial-gradient(1px 1px at 34% 64%,rgba(139,92,246,.5),transparent 60%),
    radial-gradient(1px 1px at 62% 82%,rgba(124,224,195,.36),transparent 60%),
    radial-gradient(1px 1px at 88% 46%,rgba(201,162,39,.34),transparent 60%);
}
body::after{
  content:"";position:fixed;inset:0;z-index:0;pointer-events:none;
  background:radial-gradient(1200px 620px at 50% -12%,rgba(139,92,246,.16),transparent 70%);
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .2s ease,opacity .2s ease}
ul,ol{margin:0;padding:0;list-style:none}
button,input,select,textarea{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
h1,h2,h3,h4{margin:0;line-height:1.4;font-weight:800;letter-spacing:.01em}
p{margin:0 0 1.2em}
p:last-child{margin-bottom:0}
:focus-visible{outline:2px solid var(--accent-gold);outline-offset:2px;border-radius:6px}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px;position:relative;z-index:1}

/* ============ 按钮 / 标签 / 通用件 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 24px;border-radius:var(--radius-btn);
  font-size:15.5px;font-weight:600;letter-spacing:.02em;
  border:1px solid transparent;cursor:pointer;white-space:nowrap;
  transition:transform .2s ease,box-shadow .22s ease,background .22s ease,border-color .22s ease,filter .22s ease;
}
.btn-primary{
  background:linear-gradient(135deg,var(--brand) 0%,var(--brand-deep) 100%);
  border-color:rgba(201,162,39,.45);color:#fff;
  box-shadow:0 10px 26px rgba(91,33,182,.38);
}
.btn-primary:hover{filter:brightness(1.08);transform:translateY(-1px);box-shadow:0 0 0 1px rgba(201,162,39,.5),0 16px 34px rgba(109,58,255,.42)}
.btn-ghost{
  background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.14);
  color:var(--text-1);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
}
.btn-ghost:hover{border-color:rgba(201,162,39,.55);background:rgba(255,255,255,.09);transform:translateY(-1px)}
.btn-sm{padding:10px 18px;font-size:14.5px}
.btn:active{transform:translateY(0) scale(.99)}

.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:7px 15px;border-radius:999px;font-size:13.5px;
  border:1px solid rgba(255,255,255,.14);
  background:rgba(255,255,255,.05);color:var(--text-2);
  transition:all .2s ease;cursor:pointer;
}
.chip:hover{border-color:rgba(139,92,246,.6);color:var(--text-1)}
.chip.is-active{background:linear-gradient(135deg,var(--brand),var(--brand-deep));color:#fff;border-color:rgba(201,162,39,.45)}

.tag{
  display:inline-block;padding:3px 10px;border-radius:999px;
  font-size:12.5px;line-height:1.7;color:var(--accent-gold);
  border:1px solid var(--line-gold);background:rgba(201,162,39,.07);
}
.tag-mint{color:var(--accent-mint);border-color:rgba(124,224,195,.3);background:rgba(124,224,195,.07)}

.section-divider{height:1px;background:linear-gradient(90deg,transparent,rgba(201,162,39,.12),transparent);border:0;margin:0}

/* ============ 顶部导航 ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:60;
  height:76px;display:flex;align-items:center;
  background:rgba(11,7,20,.35);
  backdrop-filter:blur(14px) saturate(140%);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  border-bottom:1px solid rgba(255,255,255,.08);
  box-shadow:0 6px 22px rgba(0,0,0,.28);
  transition:height .22s ease,background .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.site-header.is-scrolled{
  height:64px;background:rgba(11,7,20,.94);
  border-bottom-color:rgba(201,162,39,.22);
  box-shadow:0 8px 24px rgba(0,0,0,.45);
}
.nav-wrap{display:flex;align-items:center;gap:22px;width:100%}
.logo{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.logo-mark{
  width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
  background:linear-gradient(135deg,rgba(139,92,246,.9),rgba(91,33,182,.9));
  border:1px solid rgba(201,162,39,.45);
  box-shadow:0 0 18px rgba(139,92,246,.35);
  transition:box-shadow .22s ease;
}
.logo-mark svg{width:19px;height:19px}
.logo:hover .logo-mark{box-shadow:0 0 24px rgba(201,162,39,.45)}
.logo-text{font-size:19px;font-weight:800;letter-spacing:.02em;transition:font-size .22s ease;color:var(--text-1)}
.site-header.is-scrolled .logo-text{font-size:17.5px}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{
  padding:9px 14px;border-radius:9px;font-size:15px;color:var(--text-2);
  text-shadow:0 1px 6px rgba(0,0,0,.35);
  transition:color .2s ease,background .2s ease,box-shadow .2s ease;
}
.nav-link:hover{color:var(--text-1);background:rgba(255,255,255,.06)}
.nav-link.active{color:var(--text-1);background:rgba(139,92,246,.18);box-shadow:inset 0 0 0 1px rgba(201,162,39,.28)}
.menu-toggle{
  display:none;width:42px;height:42px;border-radius:10px;margin-left:auto;
  border:1px solid var(--line);background:rgba(255,255,255,.05);
  align-items:center;justify-content:center;flex-direction:column;gap:5px;
}
.menu-toggle span{display:block;width:18px;height:1.6px;background:var(--text-1);border-radius:2px;transition:transform .25s ease,opacity .25s ease}
.mobile-drawer{
  position:fixed;inset:0;z-index:80;padding:22px 24px 32px;
  background:rgba(11,7,20,.97);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  transform:translateX(102%);transition:transform .3s ease;
  display:flex;flex-direction:column;
}
.mobile-drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.drawer-close{width:40px;height:40px;border-radius:10px;border:1px solid var(--line);background:rgba(255,255,255,.05);font-size:17px;line-height:1}
.drawer-nav{display:flex;flex-direction:column}
.drawer-nav a{padding:16px 4px;font-size:17px;border-bottom:1px solid var(--line-soft);color:var(--text-1)}
.drawer-nav a.active{color:var(--accent-gold)}

/* ============ 分类头部（紧凑标题带） ============ */
.cat-head{
  position:relative;padding:124px 0 44px;
  background:
    linear-gradient(180deg,rgba(11,7,20,.72) 0%,rgba(11,7,20,.95) 100%),
    url('/assets/images/backpic/back-2.jpg') center/cover no-repeat;
  border-bottom:1px solid var(--line-gold);
  overflow:hidden;
}
.cat-head::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(201,162,39,.55),transparent);
}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:9px;font-size:13.5px;color:var(--text-3);margin-bottom:20px}
.breadcrumb a{color:var(--text-2)}
.breadcrumb a:hover{color:var(--accent-gold)}
.breadcrumb .sep{color:var(--text-3);opacity:.7}
.breadcrumb .current{color:var(--accent-gold)}
.cat-head-grid{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:38px;align-items:end}
.cat-head h1{
  font-size:clamp(26px,3.4vw,38px);line-height:1.36;font-weight:800;margin:0 0 14px;
  font-family:"Noto Serif SC","Source Han Serif SC","Songti SC",Georgia,serif;
}
.cat-head .lead{color:var(--text-2);font-size:16px;line-height:1.95;max-width:60ch;margin:0}
.cat-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
.cat-stats li{
  background:rgba(255,255,255,.04);border:1px solid var(--line-gold);
  border-radius:var(--radius-card);padding:14px 12px;text-align:center;
  transition:border-color .22s ease,background .22s ease;
}
.cat-stats li:hover{border-color:var(--line-gold-strong);background:rgba(255,255,255,.06)}
.cat-stats strong{display:block;color:var(--accent-gold);font-size:18px;font-weight:800;line-height:1.6}
.cat-stats span{font-size:12.5px;color:var(--text-3);line-height:1.6}

/* ============ 筛选与排序条 ============ */
.filter-bar{
  position:sticky;top:64px;z-index:40;
  background:rgba(11,7,20,.9);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
  padding:14px 0;
}
.filter-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap}
.filter-label{font-size:13.5px;color:var(--text-3);letter-spacing:.04em;white-space:nowrap}
.chip-group{display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.chip-sep{width:1px;height:18px;background:var(--line);margin:0 4px}
.sort-box{display:flex;align-items:center;gap:10px;font-size:13.5px;color:var(--text-3);white-space:nowrap}
.sort-select{
  appearance:none;-webkit-appearance:none;
  padding:9px 34px 9px 14px;border-radius:9px;
  background:rgba(255,255,255,.05) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%23A99FC4' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E") no-repeat right 12px center;
  border:1px solid rgba(255,255,255,.14);color:var(--text-1);
  font-size:14px;cursor:pointer;transition:border-color .2s ease,background .2s ease;
}
.sort-select:hover{border-color:rgba(139,92,246,.6)}
.sort-select:focus-visible{outline:2px solid var(--accent-gold);outline-offset:2px}
.sort-select option{background:#150E24;color:var(--text-1)}

/* ============ 列表区 ============ */
.list-section{padding:var(--sec-pad) 0 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:26px}
.section-head h2{font-size:clamp(21px,2.4vw,29px);font-weight:800}
.section-head p{color:var(--text-2);font-size:15px;margin:8px 0 0;max-width:62ch}
.sec-no{
  display:inline-block;font-size:12px;letter-spacing:.22em;color:var(--accent-gold);
  text-transform:uppercase;margin-bottom:8px;opacity:.85;
}
.list-layout{display:grid;grid-template-columns:minmax(0,2fr) minmax(0,1fr);gap:32px;align-items:start}

.item-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;align-items:start}
.item-card{
  background:rgba(255,255,255,.035);
  border:1px solid var(--line-gold);border-radius:var(--radius-card);
  overflow:hidden;display:flex;flex-direction:column;
  box-shadow:var(--shadow-card);
  transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.item-card:hover{transform:translateY(-2px);border-color:var(--line-gold-strong);box-shadow:var(--shadow-glow)}
.item-card .thumb{position:relative;aspect-ratio:16/9;overflow:hidden;border-bottom:1px solid var(--line-soft)}
.item-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.item-card:hover .thumb img{transform:scale(1.04)}
.thumb-badge{
  position:absolute;left:12px;bottom:12px;padding:3px 10px;border-radius:999px;
  font-size:12px;color:var(--accent-gold);background:rgba(11,7,20,.8);
  border:1px solid var(--line-gold);backdrop-filter:blur(6px);
}
.item-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1}
.item-body h3{font-size:17px;font-weight:700;line-height:1.6}
.item-body p{
  font-size:14.5px;color:var(--text-2);line-height:1.85;margin:0;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.item-tags{display:flex;flex-wrap:wrap;gap:8px}
.item-meta{
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:13px;color:var(--text-3);margin-top:auto;padding-top:10px;
  border-top:1px solid var(--line-soft);
}

.item-rows{display:grid;gap:18px;margin-top:22px}
.item-row{
  display:grid;grid-template-columns:212px minmax(0,1fr);gap:18px;
  background:rgba(255,255,255,.03);border:1px solid var(--line-gold);
  border-radius:var(--radius-card);padding:16px;
  box-shadow:var(--shadow-card);
  transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.item-row:hover{transform:translateY(-2px);border-color:var(--line-gold-strong);box-shadow:var(--shadow-glow)}
.item-row .thumb{position:relative;aspect-ratio:16/10;border-radius:10px;overflow:hidden;border:1px solid var(--line-soft)}
.item-row .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.item-row:hover .thumb img{transform:scale(1.04)}
.item-row .row-body{display:flex;flex-direction:column;gap:8px}
.item-row h3{font-size:16.5px;font-weight:700}
.item-row p{
  font-size:14.5px;color:var(--text-2);line-height:1.85;margin:0;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.more-wrap{display:flex;justify-content:center;margin-top:28px}

/* ============ 侧栏 ============ */
.list-side{
  position:sticky;top:132px;
  background:rgba(255,255,255,.03);
  border:1px solid var(--line-gold);border-radius:var(--radius-panel);
  padding:22px;box-shadow:var(--shadow-card);
}
.list-side h2{font-size:18px;font-weight:800;margin-bottom:6px}
.list-side .side-sub{font-size:13.5px;color:var(--text-3);margin:0 0 16px}
.side-item{
  display:grid;grid-template-columns:84px minmax(0,1fr);gap:14px;
  padding:14px 0;border-bottom:1px solid var(--line-soft);
  transition:background .2s ease;
}
.side-item:first-of-type{padding-top:0}
.side-item:last-of-type{border-bottom:0;padding-bottom:0}
.side-item .thumb{aspect-ratio:1/1;border-radius:10px;overflow:hidden;border:1px solid var(--line-soft)}
.side-item .thumb img{width:100%;height:100%;object-fit:cover}
.side-item h3{font-size:15px;font-weight:700;line-height:1.6;margin-bottom:4px}
.side-item h3 a:hover{color:var(--accent-gold)}
.side-item p{font-size:13px;color:var(--text-3);line-height:1.7;margin:0}

/* ============ 分类看点导读 ============ */
.guide-section{padding:var(--sec-pad) 0 0}
.guide-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);gap:40px;align-items:start}
.guide-copy h2{font-size:clamp(21px,2.4vw,29px);margin-bottom:16px}
.guide-copy p{color:var(--text-2);font-size:16px;line-height:2}
.guide-points{display:grid;gap:14px;counter-reset:gp}
.guide-points li{
  position:relative;padding:18px 20px 18px 62px;
  background:rgba(255,255,255,.03);
  border:1px solid var(--line-gold);border-radius:var(--radius-card);
  transition:border-color .22s ease,background .22s ease,transform .22s ease;
}
.guide-points li:hover{border-color:var(--line-gold-strong);background:rgba(255,255,255,.05);transform:translateY(-2px)}
.guide-points li::before{
  counter-increment:gp;content:"0" counter(gp);
  position:absolute;left:20px;top:18px;
  color:var(--accent-gold);font-size:13px;font-weight:800;letter-spacing:.08em;
}
.guide-points strong{display:block;font-size:15.5px;font-weight:700;margin-bottom:4px}
.guide-points span{font-size:14.5px;color:var(--text-2);line-height:1.8}

/* ============ FAQ ============ */
.faq-section{padding:var(--sec-pad) 0 0}
.faq-list{display:grid;gap:12px;max-width:920px;margin:0 auto}
.faq-item{
  background:rgba(255,255,255,.035);
  border:1px solid var(--line-gold);border-radius:var(--radius-card);
  overflow:hidden;transition:border-color .22s ease,box-shadow .22s ease;
}
.faq-item.is-open{border-color:var(--line-gold-strong);box-shadow:0 10px 30px rgba(0,0,0,.45)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:18px 22px;text-align:left;
  font-size:16.5px;font-weight:600;color:var(--text-1);
}
.faq-q:hover{color:var(--accent-gold)}
.caret{
  width:24px;height:24px;flex:0 0 auto;border-radius:50%;
  border:1px solid var(--line-gold);display:grid;place-items:center;
  transition:transform .22s ease,background .22s ease,border-color .22s ease;
}
.faq-item.is-open .caret{transform:rotate(180deg);background:rgba(201,162,39,.14);border-color:var(--line-gold-strong)}
.caret svg{width:12px;height:12px}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-a p{padding:0 22px 20px;color:var(--text-2);font-size:15.5px;line-height:1.95;margin:0}

/* ============ 延伸阅读 ============ */
.topic-section{padding:var(--sec-pad) 0 0}
.topic-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.topic-card{
  background:rgba(255,255,255,.035);border:1px solid var(--line-gold);
  border-radius:var(--radius-card);overflow:hidden;display:flex;flex-direction:column;
  box-shadow:var(--shadow-card);
  transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.topic-card:hover{transform:translateY(-2px);border-color:var(--line-gold-strong);box-shadow:var(--shadow-glow)}
.topic-card .thumb{aspect-ratio:16/9;overflow:hidden;border-bottom:1px solid var(--line-soft)}
.topic-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.topic-card:hover .thumb img{transform:scale(1.04)}
.topic-card .topic-body{padding:18px 20px 20px}
.topic-card h3{font-size:16.5px;font-weight:700;line-height:1.6;margin-bottom:8px}
.topic-card h3 a:hover{color:var(--accent-gold)}
.topic-card .date{font-size:13px;color:var(--text-3)}

/* ============ 底部 CTA ============ */
.cta-section{padding:var(--sec-pad) 0 var(--sec-pad)}
.cta-panel{
  position:relative;max-width:860px;margin:0 auto;text-align:center;
  padding:44px 36px;border-radius:var(--radius-panel);
  background:
    linear-gradient(180deg,rgba(21,14,36,.86),rgba(11,7,20,.92)),
    url('/assets/images/backpic/back-6.jpg') center/cover no-repeat;
  border:1px solid var(--line-gold-strong);
  box-shadow:0 18px 48px rgba(0,0,0,.55),inset 0 0 0 1px rgba(255,255,255,.03);
}
.cta-panel h2{font-size:clamp(21px,2.6vw,30px);margin-bottom:12px}
.cta-panel p{color:var(--text-2);font-size:15.5px;max-width:56ch;margin:0 auto 24px}

/* ============ 页脚 ============ */
.site-footer{
  position:relative;z-index:1;margin-top:0;padding:64px 0 28px;
  background:linear-gradient(180deg,var(--bg-1),var(--bg-base));
  border-top:1px solid var(--line-gold);
}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(201,162,39,.6),transparent);
}
.footer-top{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr 1.1fr;gap:28px}
.footer-brand .logo{margin-bottom:14px}
.footer-brand p{color:var(--text-2);font-size:14.5px;line-height:1.9;margin:0}
.footer-col h4{font-size:15px;color:var(--text-1);margin:0 0 14px;font-weight:700}
.footer-col ul{display:grid;gap:10px}
.footer-col a{color:var(--text-2);font-size:14.5px}
.footer-col a:hover{color:var(--accent-gold)}
.footer-col span{color:var(--text-2);font-size:14.5px;line-height:1.75;display:block}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  margin-top:40px;padding-top:22px;border-top:1px solid var(--line-soft);
  color:var(--text-3);font-size:13.5px;
}
.f-left{display:flex;gap:20px;flex-wrap:wrap}
.switches{display:flex;gap:10px}
.switches button{
  padding:6px 14px;border-radius:999px;border:1px solid var(--line);
  background:rgba(255,255,255,.04);color:var(--text-2);font-size:13px;
  transition:border-color .2s ease,color .2s ease;
}
.switches button:hover{border-color:var(--line-gold-strong);color:var(--text-1)}

/* ============ 出现动画 ============ */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .38s ease,transform .38s ease}
.reveal.is-visible{opacity:1;transform:none}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  :root{--sec-pad:72px}
  .cat-head-grid{grid-template-columns:1fr;gap:26px;align-items:start}
  .cat-stats{max-width:560px}
  .list-layout{grid-template-columns:1fr;gap:28px}
  .list-side{position:static}
  .guide-grid{grid-template-columns:1fr;gap:28px}
  .topic-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-top{grid-template-columns:1fr 1fr 1fr}
  .footer-brand{grid-column:1 / -1}
}
@media (max-width:768px){
  :root{--sec-pad:60px}
  .container{padding:0 24px}
  .main-nav{display:none}
  .menu-toggle{display:flex}
  .cat-head{padding:104px 0 34px}
  .filter-bar{position:relative;top:auto}
  .filter-inner{flex-direction:column;align-items:flex-start;gap:12px}
  .item-grid{grid-template-columns:1fr}
  .item-row{grid-template-columns:1fr;gap:14px}
  .item-row .thumb{aspect-ratio:16/9}
  .topic-grid{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr 1fr}
  .cta-panel{padding:34px 22px}
}
@media (max-width:520px){
  .container{padding:0 18px}
  .logo-text{font-size:17.5px}
  .cat-stats{grid-template-columns:1fr;gap:10px}
  .cat-stats li{display:flex;align-items:center;justify-content:space-between;text-align:left;padding:12px 14px}
  .cat-stats strong{font-size:16px}
  .section-head{margin-bottom:20px}
  .footer-top{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .btn{width:100%}
  .more-wrap .btn{width:auto}
  .cta-panel .btn{width:100%}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms !important;transition-duration:.01ms !important}
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none}
}