/* roulang page: index */
:root{
  --bg-0:#070b1a;
  --bg-1:#0b1226;
  --bg-2:#101a35;
  --surface:rgba(255,255,255,.045);
  --surface-2:rgba(255,255,255,.08);
  --border:rgba(255,255,255,.10);
  --border-strong:rgba(255,255,255,.20);
  --text:#eaf0ff;
  --text-dim:#a6b3d0;
  --text-mute:#6f82a9;
  --gold:#ffb400;
  --gold-2:#ffd166;
  --gold-3:#ff8a00;
  --cyan:#22d3ee;
  --cyan-2:#5eead4;
  --violet:#6d5efc;
  --radius-s:8px;
  --radius:14px;
  --radius-l:22px;
  --shadow-card:0 20px 44px -28px rgba(0,0,0,.95);
  --shadow-glow:0 10px 30px -12px rgba(255,180,0,.9);
  --container:1180px;
  --ease:cubic-bezier(.22,.7,.28,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.78;
  color:var(--text);
  background:var(--bg-0);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{display:block;max-width:100%;height:auto;}
a{color:inherit;text-decoration:none;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,h5{margin:0;line-height:1.3;font-weight:800;letter-spacing:-.01em;}
p{margin:0;}
button{font:inherit;color:inherit;}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:6px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 22px;}

/* ---------- 顶栏 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(7,11,26,.82);
  backdrop-filter:blur(18px) saturate(150%);
  -webkit-backdrop-filter:blur(18px) saturate(150%);
  border-bottom:1px solid var(--border);
}
.header-inner{
  max-width:var(--container);margin:0 auto;padding:13px 22px;
  display:flex;align-items:center;gap:26px;
}
.logo{display:flex;align-items:center;gap:11px;font-weight:800;font-size:18px;letter-spacing:.3px;}
.logo-mark{
  width:36px;height:36px;border-radius:11px;
  background:linear-gradient(145deg,var(--gold-2),var(--gold) 50%,var(--gold-3));
  display:grid;place-items:center;color:#1a1200;font-weight:900;font-size:15px;
  box-shadow:0 0 22px rgba(255,180,0,.5);
  flex:0 0 auto;
}
.logo-text{display:flex;flex-direction:column;line-height:1.15;}
.logo-text b{font-size:17px;font-weight:800;}
.logo-text em{font-style:normal;font-size:11.5px;letter-spacing:2px;color:var(--cyan);font-weight:600;}
.nav-list{display:flex;align-items:center;gap:4px;margin-left:12px;}
.nav-list a{
  display:block;padding:8px 15px;border-radius:999px;
  font-size:15px;color:var(--text-dim);
  transition:color .25s var(--ease),background .25s var(--ease);
}
.nav-list a:hover{color:#fff;background:var(--surface-2);}
.nav-list a.is-active{
  color:#1a1200;font-weight:700;
  background:linear-gradient(135deg,var(--gold-2),var(--gold));
  box-shadow:0 6px 22px -10px rgba(255,180,0,.95);
}
.header-cta{margin-left:auto;}
.nav-toggle{
  display:none;margin-left:auto;width:44px;height:44px;border-radius:13px;
  border:1px solid var(--border);background:var(--surface);cursor:pointer;
  align-items:center;justify-content:center;flex-direction:column;gap:5px;
  transition:background .25s var(--ease),border-color .25s var(--ease);
}
.nav-toggle:hover{background:var(--surface-2);border-color:var(--border-strong);}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--text);border-radius:2px;transition:.3s var(--ease);}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle.is-open span:nth-child(2){opacity:0;}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
.mobile-nav{display:none;border-bottom:1px solid var(--border);background:rgba(7,11,26,.98);}
.mobile-nav.is-open{display:block;}
.mobile-nav ul{padding:12px 22px 20px;display:flex;flex-direction:column;gap:6px;}
.mobile-nav a{display:block;padding:12px 16px;border-radius:13px;color:var(--text-dim);font-size:15px;border:1px solid transparent;}
.mobile-nav a:hover{background:var(--surface);color:#fff;}
.mobile-nav a.is-active{color:#1a1200;font-weight:700;background:linear-gradient(135deg,var(--gold-2),var(--gold));}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:999px;font-weight:700;font-size:15px;
  border:1px solid transparent;cursor:pointer;
  transition:transform .28s var(--ease),box-shadow .28s var(--ease),background .28s var(--ease),border-color .28s var(--ease);
}
.btn-primary{
  background:linear-gradient(135deg,var(--gold-2),var(--gold) 55%,var(--gold-3));
  color:#1a1200;
  box-shadow:0 10px 30px -12px rgba(255,180,0,.95),inset 0 1px 0 rgba(255,255,255,.55);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 40px -12px rgba(255,180,0,1),inset 0 1px 0 rgba(255,255,255,.65);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{
  background:var(--surface);color:var(--text);border-color:var(--border-strong);
  backdrop-filter:blur(8px);
}
.btn-ghost:hover{
  background:var(--surface-2);border-color:rgba(34,211,238,.55);
  box-shadow:0 0 26px -8px rgba(34,211,238,.7);transform:translateY(-2px);
}
.btn-sm{padding:10px 20px;font-size:14px;}

/* ---------- 章节 ---------- */
.section{padding:76px 0;position:relative;}
.section + .section{border-top:1px solid rgba(255,255,255,.05);}
.sect-alt{background:linear-gradient(180deg,rgba(16,26,53,.72),rgba(7,11,26,0) 82%);}
.section-head{max-width:780px;margin-bottom:38px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:5px 15px;border-radius:999px;
  font-size:12.5px;font-weight:700;letter-spacing:1.5px;
  color:var(--cyan);background:rgba(34,211,238,.10);
  border:1px solid rgba(34,211,238,.30);
  margin-bottom:16px;
}
.section-head h2{font-size:clamp(24px,3vw,34px);margin-bottom:14px;}
.section-head p{color:var(--text-dim);font-size:15.5px;}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;
  padding:64px 0 46px;
  background:
    radial-gradient(1100px 560px at 12% -12%,rgba(109,94,252,.38),transparent 62%),
    radial-gradient(900px 520px at 88% -6%,rgba(34,211,238,.22),transparent 62%),
    var(--bg-0);
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:url(/assets/images/backpic/back-1.webp) center/cover no-repeat;
  opacity:.20;mix-blend-mode:screen;pointer-events:none;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,11,26,.15),var(--bg-0) 96%);
  pointer-events:none;
}
.hero .container{position:relative;z-index:2;}
.bento{display:grid;grid-template-columns:1.55fr .95fr;gap:18px;}
.bento-main{
  padding:40px 38px 34px;border-radius:var(--radius-l);
  background:linear-gradient(158deg,rgba(255,255,255,.10),rgba(255,255,255,.028));
  border:1px solid var(--border);
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  box-shadow:var(--shadow-card);
}
.bento-main h1{
  font-size:clamp(29px,4.1vw,46px);
  line-height:1.24;margin:6px 0 18px;
  background:linear-gradient(100deg,#ffffff 12%,#ffe8a8 58%,#8ff1ff 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-lead{color:var(--text-dim);font-size:15.5px;line-height:1.9;max-width:640px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.hero-metrics{
  display:flex;flex-wrap:wrap;gap:34px;margin-top:32px;
  padding-top:24px;border-top:1px solid var(--border);
}
.hero-metrics li{display:flex;flex-direction:column;gap:2px;}
.hero-metrics strong{
  font-size:26px;font-weight:900;letter-spacing:-.02em;
  background:linear-gradient(120deg,var(--gold-2),var(--gold));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-metrics span{font-size:13px;color:var(--text-mute);letter-spacing:.5px;}
.bento-side{display:grid;grid-template-rows:1fr 1fr;gap:18px;}
.bento-mini{
  padding:26px 26px 24px;border-radius:var(--radius-l);
  background:linear-gradient(158deg,rgba(255,255,255,.09),rgba(255,255,255,.022));
  border:1px solid var(--border);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  box-shadow:var(--shadow-card);
  transition:transform .35s var(--ease),border-color .35s var(--ease),box-shadow .35s var(--ease);
}
.bento-mini:hover{
  transform:translateY(-4px);
  border-color:rgba(34,211,238,.42);
  box-shadow:0 22px 48px -26px rgba(34,211,238,.85);
}
.bento-mini h3{font-size:17px;margin-bottom:10px;color:#fff;}
.bento-mini p{font-size:14px;color:var(--text-dim);line-height:1.75;}
.bento-mini .mini-tag{
  display:inline-block;font-size:12px;letter-spacing:1.4px;font-weight:700;
  color:var(--cyan);margin-bottom:8px;
}
.hero-cta-bar{
  margin-top:18px;padding:16px 26px;border-radius:var(--radius-l);
  display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
  background:linear-gradient(100deg,rgba(255,180,0,.16),rgba(109,94,252,.16));
  border:1px solid rgba(255,180,0,.28);
}
.hero-cta-bar span{font-size:14.5px;color:#ffe6b0;letter-spacing:.6px;font-weight:600;}

/* ---------- Pill 导航 ---------- */
.pill-nav{
  position:relative;z-index:20;
  padding:16px 0;
  background:rgba(11,18,38,.78);
  border-top:1px solid var(--border);
  border-bottom:1px solid var(--border);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
}
.pill-row{display:flex;gap:10px;overflow-x:auto;scrollbar-width:none;padding-bottom:2px;}
.pill-row::-webkit-scrollbar{display:none;}
.pill{
  flex:0 0 auto;padding:9px 22px;border-radius:999px;
  border:1px solid var(--border);background:var(--surface);
  font-size:14.5px;color:var(--text-dim);white-space:nowrap;
  transition:.25s var(--ease);
}
.pill:hover{color:#fff;border-color:rgba(34,211,238,.5);background:rgba(34,211,238,.10);}
.pill.is-active{
  background:linear-gradient(135deg,var(--gold-2),var(--gold));
  border-color:transparent;color:#1a1200;font-weight:700;
  box-shadow:0 8px 24px -12px rgba(255,180,0,.95);
}

/* ---------- 安全主张 ---------- */
.security-banner{
  display:flex;align-items:flex-start;gap:22px;
  padding:32px 34px;border-radius:var(--radius-l);
  background:linear-gradient(120deg,rgba(34,211,238,.10),rgba(109,94,252,.08));
  border:1px solid rgba(34,211,238,.28);
}
.security-icon{
  flex:0 0 auto;width:52px;height:52px;border-radius:16px;
  display:grid;place-items:center;font-size:24px;font-weight:900;color:#04121a;
  background:linear-gradient(140deg,var(--cyan-2),var(--cyan));
  box-shadow:0 0 28px -6px rgba(34,211,238,.85);
}
.security-banner h2{font-size:22px;margin-bottom:8px;}
.security-banner p{color:var(--text-dim);font-size:15px;}

/* ---------- 数据条 ---------- */
.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
.metric-card{
  padding:26px 24px;border-radius:var(--radius);
  background:linear-gradient(158deg,rgba(255,255,255,.08),rgba(255,255,255,.02));
  border:1px solid var(--border);
  transition:transform .3s var(--ease),border-color .3s var(--ease);
}
.metric-card:hover{transform:translateY(-4px);border-color:rgba(255,180,0,.42);}
.metric-card strong{
  display:block;font-size:32px;font-weight:900;letter-spacing:-.02em;
  background:linear-gradient(120deg,var(--gold-2),var(--gold));
  -webkit-background-clip:text;background-clip:text;color:transparent;
  margin-bottom:6px;
}
.metric-card span{display:block;font-size:14.5px;color:#fff;font-weight:600;margin-bottom:6px;}
.metric-card em{font-style:normal;font-size:13px;color:var(--text-mute);line-height:1.65;display:block;}

/* ---------- 玩法亮点 ---------- */
.highlight-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.hl-card{
  border-radius:var(--radius-l);overflow:hidden;
  background:linear-gradient(158deg,rgba(255,255,255,.075),rgba(255,255,255,.02));
  border:1px solid var(--border);
  transition:transform .32s var(--ease),border-color .32s var(--ease),box-shadow .32s var(--ease);
}
.hl-card:hover{transform:translateY(-6px);border-color:rgba(255,180,0,.45);box-shadow:0 26px 50px -30px rgba(255,180,0,.85);}
.hl-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;}
.hl-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease);}
.hl-card:hover .hl-thumb img{transform:scale(1.06);}
.hl-thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(7,11,26,.05),rgba(7,11,26,.82));}
.hl-body{padding:22px 24px 26px;}
.hl-body h3{font-size:18px;margin-bottom:10px;}
.hl-body p{font-size:14px;color:var(--text-dim);line-height:1.78;}
.hl-tag{
  display:inline-block;margin-bottom:12px;padding:3px 12px;border-radius:999px;
  font-size:12px;font-weight:700;letter-spacing:1px;color:var(--gold-2);
  background:rgba(255,180,0,.12);border:1px solid rgba(255,180,0,.30);
}

/* ---------- 机制拆解 ---------- */
.mech-layout{display:grid;grid-template-columns:1.25fr .75fr;gap:28px;align-items:start;}
.mech-list{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.mech-item{
  display:flex;gap:16px;padding:22px 22px;
  border-radius:var(--radius);
  background:var(--surface);border:1px solid var(--border);
  transition:background .28s var(--ease),border-color .28s var(--ease);
}
.mech-item:hover{background:var(--surface-2);border-color:rgba(109,94,252,.45);}
.mech-num{
  flex:0 0 auto;width:36px;height:36px;border-radius:11px;
  display:grid;place-items:center;font-weight:900;font-size:14px;color:#c9d3ff;
  background:rgba(109,94,252,.22);border:1px solid rgba(109,94,252,.42);
}
.mech-item h3{font-size:16px;margin-bottom:6px;}
.mech-item p{font-size:13.5px;color:var(--text-dim);line-height:1.72;}
.mech-aside{
  position:sticky;top:96px;padding:28px 26px;border-radius:var(--radius-l);
  background:linear-gradient(160deg,rgba(255,180,0,.14),rgba(109,94,252,.10));
  border:1px solid rgba(255,180,0,.30);
}
.mech-aside h3{font-size:19px;margin-bottom:14px;}
.mech-aside ul{display:flex;flex-direction:column;gap:12px;margin-top:6px;}
.mech-aside li{
  font-size:14px;color:#ffe9c2;padding-left:20px;position:relative;line-height:1.7;
}
.mech-aside li::before{
  content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:50%;
  background:var(--gold);box-shadow:0 0 12px rgba(255,180,0,.95);
}

/* ---------- 场景矩阵 ---------- */
.scene-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
.scene-card{
  padding:26px 22px;border-radius:var(--radius);
  background:var(--surface);border:1px solid var(--border);
  transition:transform .3s var(--ease),background .3s var(--ease);
}
.scene-card:hover{transform:translateY(-5px);background:var(--surface-2);}
.scene-ico{
  width:44px;height:44px;border-radius:13px;display:grid;place-items:center;
  font-size:20px;margin-bottom:16px;
  background:linear-gradient(140deg,rgba(34,211,238,.24),rgba(109,94,252,.24));
  border:1px solid rgba(34,211,238,.34);
}
.scene-card h3{font-size:16px;margin-bottom:8px;}
.scene-card p{font-size:13.5px;color:var(--text-dim);line-height:1.72;}

/* ---------- 演示舞台 ---------- */
.stage{display:grid;grid-template-columns:1fr 1fr;gap:26px;align-items:center;}
.stage-shots{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
.stage-shot{
  border-radius:var(--radius);overflow:hidden;border:1px solid var(--border);
  box-shadow:var(--shadow-card);
}
.stage-shot:nth-child(2){transform:translateY(26px);}
.stage-shot img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/5;transition:transform .6s var(--ease);}
.stage-shot:hover img{transform:scale(1.05);}
.stage-copy h2{font-size:clamp(23px,2.6vw,32px);margin-bottom:16px;}
.stage-copy p{color:var(--text-dim);font-size:15px;margin-bottom:14px;}
.stage-copy ul{display:flex;flex-direction:column;gap:10px;margin-top:18px;}
.stage-copy li{font-size:14px;color:#d6e0f7;padding-left:22px;position:relative;}
.stage-copy li::before{
  content:"";position:absolute;left:0;top:9px;width:9px;height:9px;border-radius:3px;
  background:linear-gradient(140deg,var(--cyan-2),var(--cyan));
}

/* ---------- 三步路径 ---------- */
.path-row{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;position:relative;}
.path-step{
  position:relative;padding:30px 26px;border-radius:var(--radius-l);
  background:linear-gradient(158deg,rgba(255,255,255,.085),rgba(255,255,255,.02));
  border:1px solid var(--border);
  transition:transform .3s var(--ease),border-color .3s var(--ease);
}
.path-step:hover{transform:translateY(-5px);border-color:rgba(34,211,238,.45);}
.path-step .step-no{
  display:inline-block;font-size:12.5px;font-weight:800;letter-spacing:2px;
  color:var(--cyan);margin-bottom:12px;
}
.path-step h3{font-size:18px;margin-bottom:10px;}
.path-step p{font-size:14px;color:var(--text-dim);line-height:1.78;}
.path-step::after{
  content:"";position:absolute;right:-9px;top:50%;width:12px;height:12px;
  border-radius:50%;background:var(--gold);box-shadow:0 0 16px rgba(255,180,0,.9);
  transform:translateY(-50%);
}
.path-step:last-child::after{display:none;}

/* ---------- 检查清单 ---------- */
.check-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px 26px;}
.check-item{
  display:flex;gap:14px;padding:18px 20px;border-radius:var(--radius);
  background:var(--surface);border:1px solid var(--border);
  transition:border-color .28s var(--ease),background .28s var(--ease);
}
.check-item:hover{border-color:rgba(94,234,212,.45);background:rgba(94,234,212,.05);}
.check-mark{
  flex:0 0 auto;width:26px;height:26px;border-radius:8px;display:grid;place-items:center;
  font-size:13px;font-weight:900;color:#04121a;margin-top:2px;
  background:linear-gradient(140deg,var(--cyan-2),var(--cyan));
}
.check-item h3{font-size:15.5px;margin-bottom:5px;}
.check-item p{font-size:13.5px;color:var(--text-dim);line-height:1.7;}

/* ---------- 合规徽章 ---------- */
.badge-row{display:flex;flex-wrap:wrap;gap:12px;}
.badge{
  display:inline-flex;align-items:center;gap:9px;
  padding:11px 20px;border-radius:999px;font-size:14px;font-weight:600;
  background:var(--surface);border:1px solid var(--border);color:#d9e3fa;
  transition:border-color .28s var(--ease),color .28s var(--ease),background .28s var(--ease);
}
.badge:hover{border-color:rgba(255,180,0,.5);color:var(--gold-2);background:rgba(255,180,0,.08);}
.badge i{
  width:8px;height:8px;border-radius:50%;background:var(--cyan);
  box-shadow:0 0 10px rgba(34,211,238,.9);flex:0 0 auto;
}

/* ---------- 边界说明 ---------- */
.boundary-box{
  padding:34px 36px;border-radius:var(--radius-l);
  background:linear-gradient(140deg,rgba(255,180,0,.10),rgba(7,11,26,.4));
  border:1px dashed rgba(255,180,0,.42);
}
.boundary-box h2{font-size:22px;margin-bottom:16px;}
.boundary-box ul{display:grid;grid-template-columns:1fr 1fr;gap:12px 28px;}
.boundary-box li{
  font-size:14.5px;color:#ffe9c2;padding-left:20px;position:relative;line-height:1.72;
}
.boundary-box li::before{
  content:"×";position:absolute;left:0;top:0;color:#ff8a8a;font-weight:900;
}

/* ---------- 案例 ---------- */
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.case-card{
  padding:28px 26px;border-radius:var(--radius-l);
  background:linear-gradient(158deg,rgba(255,255,255,.08),rgba(255,255,255,.02));
  border:1px solid var(--border);
  transition:transform .3s var(--ease),border-color .3s var(--ease);
}
.case-card:hover{transform:translateY(-5px);border-color:rgba(109,94,252,.5);}
.case-score{
  font-size:30px;font-weight:900;letter-spacing:-.02em;margin-bottom:8px;
  background:linear-gradient(120deg,var(--gold-2),var(--gold));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.case-card h3{font-size:16px;margin-bottom:10px;}
.case-card p{font-size:13.5px;color:var(--text-dim);line-height:1.75;}
.case-foot{margin-top:16px;font-size:12.5px;color:var(--text-mute);letter-spacing:.5px;}

/* ---------- 方案对比表 ---------- */
.table-wrap{overflow-x:auto;border-radius:var(--radius-l);border:1px solid var(--border);}
.cmp-table{width:100%;min-width:640px;border-collapse:separate;border-spacing:0;}
.cmp-table th,.cmp-table td{padding:16px 20px;text-align:left;font-size:14.5px;border-bottom:1px solid var(--border);}
.cmp-table thead th{
  background:rgba(255,255,255,.06);font-size:13.5px;letter-spacing:.6px;
  color:var(--text-dim);font-weight:700;
}
.cmp-table tbody tr:last-child td{border-bottom:none;}
.cmp-table tbody tr:hover td{background:rgba(255,255,255,.03);}
.cmp-table td:first-child{color:#fff;font-weight:600;}
.cmp-table .col-hl{background:rgba(255,180,0,.10);color:#ffe9c2;font-weight:700;}
.cmp-table thead .col-hl{color:var(--gold-2);}
.cmp-note{margin-top:16px;font-size:13.5px;color:var(--text-mute);}

/* ---------- 评价墙 ---------- */
.voice-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;}
.voice-card{
  padding:26px 26px 22px;border-radius:var(--radius-l);
  background:var(--surface);border:1px solid var(--border);
  transition:background .3s var(--ease),border-color .3s var(--ease),transform .3s var(--ease);
}
.voice-card:hover{background:var(--surface-2);border-color:rgba(34,211,238,.4);transform:translateY(-4px);}
.voice-card p{font-size:14.5px;color:#dbe4f8;line-height:1.82;}
.voice-user{display:flex;align-items:center;gap:12px;margin-top:18px;}
.voice-avatar{
  width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
  font-weight:800;font-size:15px;color:#0b1226;
  background:linear-gradient(140deg,var(--cyan-2),var(--cyan));
}
.voice-user b{display:block;font-size:14px;color:#fff;}
.voice-user span{font-size:12.5px;color:var(--text-mute);}

/* ---------- 标签云 ---------- */
.tag-cloud{display:flex;flex-wrap:wrap;gap:11px;}
.tag{
  padding:9px 20px;border-radius:999px;font-size:14px;
  background:var(--surface);border:1px solid var(--border);color:var(--text-dim);
  transition:.26s var(--ease);
}
.tag:hover{color:#04121a;background:linear-gradient(135deg,var(--cyan-2),var(--cyan));border-color:transparent;transform:translateY(-2px);}

/* ---------- 资讯列表 ---------- */
.post-list{display:flex;flex-direction:column;gap:14px;}
.post-item{
  display:block;padding:22px 26px;border-radius:var(--radius);
  background:var(--surface);border:1px solid var(--border);
  transition:background .28s var(--ease),border-color .28s var(--ease),transform .28s var(--ease);
}
.post-item:hover{background:var(--surface-2);border-color:rgba(255,180,0,.42);transform:translateX(4px);}
.post-meta{display:flex;align-items:center;gap:12px;margin-bottom:9px;font-size:12.5px;color:var(--text-mute);}
.post-cat{
  padding:2px 11px;border-radius:999px;color:var(--cyan);
  background:rgba(34,211,238,.10);border:1px solid rgba(34,211,238,.28);font-weight:700;
}
.post-item h3{font-size:17px;margin-bottom:7px;color:#fff;}
.post-item p{font-size:13.5px;color:var(--text-dim);line-height:1.72;}
.post-empty{
  padding:30px;border-radius:var(--radius);text-align:center;
  color:var(--text-mute);font-size:14.5px;background:var(--surface);border:1px dashed var(--border);
}
.info-panel{
  padding:28px 26px;border-radius:var(--radius-l);
  background:linear-gradient(160deg,rgba(109,94,252,.18),rgba(7,11,26,.3));
  border:1px solid rgba(109,94,252,.36);
}
.info-panel h3{font-size:18px;margin-bottom:14px;}
.info-panel ol{display:flex;flex-direction:column;gap:14px;counter-reset:ip;}
.info-panel li{
  position:relative;padding-left:34px;font-size:14px;color:#d7e0f6;line-height:1.72;
  counter-increment:ip;
}
.info-panel li::before{
  content:counter(ip);position:absolute;left:0;top:1px;
  width:24px;height:24px;border-radius:8px;display:grid;place-items:center;
  font-size:12px;font-weight:900;color:#0b1226;
  background:linear-gradient(140deg,var(--gold-2),var(--gold));
}
.zixun-layout{display:grid;grid-template-columns:1.6fr .9fr;gap:24px;align-items:start;}

/* ---------- 信任背书 ---------- */
.trust-section{
  position:relative;overflow:hidden;
  background:linear-gradient(120deg,rgba(16,26,53,.9),rgba(7,11,26,.98));
}
.trust-section::before{
  content:"";position:absolute;inset:0;
  background:url(/assets/images/backpic/back-2.webp) center/cover no-repeat;
  opacity:.14;pointer-events:none;
}
.trust-section .container{position:relative;z-index:2;}
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
.trust-item{
  padding:26px 22px;border-radius:var(--radius);
  background:rgba(255,255,255,.05);border:1px solid var(--border);
  backdrop-filter:blur(10px);
}
.trust-item strong{
  display:block;font-size:26px;font-weight:900;color:var(--gold-2);margin-bottom:6px;
  letter-spacing:-.02em;
}
.trust-item span{font-size:13.5px;color:var(--text-dim);line-height:1.7;display:block;}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:900px;margin:0 auto;}
.faq-item{
  border-radius:var(--radius);overflow:hidden;
  background:var(--surface);border:1px solid var(--border);
  transition:border-color .28s var(--ease),background .28s var(--ease);
}
.faq-item[open]{border-color:rgba(255,180,0,.42);background:rgba(255,180,0,.05);}
.faq-item summary{
  cursor:pointer;padding:20px 26px;font-size:16px;font-weight:700;color:#fff;
  list-style:none;display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";font-size:22px;font-weight:400;color:var(--gold);flex:0 0 auto;
  transition:transform .3s var(--ease);
}
.faq-item[open] summary::after{transform:rotate(45deg);}
.faq-item p{padding:0 26px 22px;font-size:14.5px;color:var(--text-dim);line-height:1.85;}

/* ---------- 收口 CTA ---------- */
.final-cta{
  padding:52px 40px;border-radius:var(--radius-l);text-align:center;
  background:
    radial-gradient(600px 240px at 50% 0%,rgba(255,180,0,.22),transparent 70%),
    linear-gradient(150deg,rgba(109,94,252,.24),rgba(34,211,238,.14));
  border:1px solid rgba(255,180,0,.35);
}
.final-cta h2{font-size:clamp(24px,3vw,32px);margin-bottom:14px;}
.final-cta p{color:var(--text-dim);font-size:15px;max-width:660px;margin:0 auto 26px;}
.final-cta .btn-row{display:flex;justify-content:center;flex-wrap:wrap;gap:14px;}

/* ---------- 页脚 ---------- */
.site-footer{
  border-top:1px solid var(--border);
  background:linear-gradient(180deg,rgba(11,18,38,.9),#05090f);
  padding:56px 0 0;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:34px;padding-bottom:40px;}
.footer-brand .logo{margin-bottom:14px;}
.footer-brand p{font-size:13.5px;color:var(--text-mute);line-height:1.8;max-width:280px;}
.footer-col h4{font-size:14px;letter-spacing:1.2px;color:#fff;margin-bottom:16px;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{font-size:13.5px;color:var(--text-mute);transition:color .25s var(--ease);}
.footer-col a:hover{color:var(--gold-2);}
.footer-col p{font-size:13.5px;color:var(--text-mute);line-height:1.8;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.07);
  padding:20px 0 26px;
  display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:12.5px;color:var(--text-mute);
}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .bento{grid-template-columns:1fr;}
  .bento-side{grid-template-columns:1fr 1fr;grid-template-rows:auto;}
  .metric-grid{grid-template-columns:repeat(2,1fr);}
  .highlight-grid{grid-template-columns:repeat(2,1fr);}
  .scene-grid{grid-template-columns:repeat(2,1fr);}
  .mech-layout{grid-template-columns:1fr;}
  .mech-aside{position:static;}
  .zixun-layout{grid-template-columns:1fr;}
  .trust-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:960px){
  .nav-list{display:none;}
  .header-cta{display:none;}
  .nav-toggle{display:flex;}
  .header-inner{gap:14px;}
}
@media (max-width:820px){
  .stage{grid-template-columns:1fr;}
  .stage-shot:nth-child(2){transform:none;}
  .path-row{grid-template-columns:1fr;}
  .path-step::after{display:none;}
  .case-grid{grid-template-columns:1fr;}
  .check-grid{grid-template-columns:1fr;}
  .boundary-box ul{grid-template-columns:1fr;}
  .voice-grid{grid-template-columns:1fr;}
  .mech-list{grid-template-columns:1fr;}
}
@media (max-width:768px){
  .section{padding:56px 0;}
  .hero{padding:44px 0 34px;}
  .bento-main{padding:30px 24px 26px;}
  .bento-side{grid-template-columns:1fr;}
  .highlight-grid{grid-template-columns:1fr;}
  .scene-grid{grid-template-columns:1fr 1fr;}
  .hero-metrics{gap:24px;}
  .hero-metrics strong{font-size:22px;}
  .final-cta{padding:40px 24px;}
  .security-banner{flex-direction:column;padding:26px 24px;}
  .footer-grid{grid-template-columns:1fr;}
  .trust-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .logo-text b{font-size:15px;}
  .logo-text em{font-size:10.5px;letter-spacing:1.4px;}
  .bento-main h1{font-size:26px;}
  .hero-lead{font-size:14.5px;}
  .metric-grid{grid-template-columns:1fr;}
  .scene-grid{grid-template-columns:1fr;}
  .trust-grid{grid-template-columns:1fr;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .hero-actions .btn{width:100%;}
  .hero-cta-bar{flex-direction:column;align-items:flex-start;padding:18px 20px;}
  .faq-item summary{padding:16px 18px;font-size:15px;}
  .faq-item p{padding:0 18px 18px;}
  .post-item{padding:18px 18px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .final-cta .btn-row .btn{width:100%;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important;}
}

/* roulang page: article */
:root{
  --bg-0:#070b1a;
  --bg-1:#0b1226;
  --bg-2:#101a35;
  --surface:rgba(255,255,255,.045);
  --surface-2:rgba(255,255,255,.08);
  --border:rgba(255,255,255,.10);
  --border-strong:rgba(255,255,255,.20);
  --text:#eaf0ff;
  --text-dim:#a6b3d0;
  --text-mute:#6f82a9;
  --gold:#ffb400;
  --gold-2:#ffd166;
  --gold-3:#ff8a00;
  --cyan:#22d3ee;
  --cyan-2:#5eead4;
  --violet:#6d5efc;
  --radius-s:8px;
  --radius:14px;
  --radius-l:22px;
  --shadow-card:0 20px 44px -28px rgba(0,0,0,.95);
  --shadow-glow:0 10px 30px -12px rgba(255,180,0,.9);
  --container:1180px;
  --ease:cubic-bezier(.22,.7,.28,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.78;
  color:var(--text);
  background:var(--bg-0);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{display:block;max-width:100%;height:auto;}
a{color:inherit;text-decoration:none;}
button{font:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;line-height:1.35;font-weight:800;letter-spacing:.2px;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:6px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 22px;}

/* ---------- 顶栏 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(7,11,26,.82);
  backdrop-filter:blur(18px) saturate(150%);
  -webkit-backdrop-filter:blur(18px) saturate(150%);
  border-bottom:1px solid var(--border);
}
.header-inner{
  max-width:var(--container);margin:0 auto;padding:13px 22px;
  display:flex;align-items:center;gap:26px;
}
.logo{display:flex;align-items:center;gap:11px;font-weight:800;font-size:18px;letter-spacing:.3px;}
.logo-mark{
  width:36px;height:36px;border-radius:11px;
  background:linear-gradient(145deg,var(--gold-2),var(--gold) 50%,var(--gold-3));
  display:grid;place-items:center;color:#1a1200;font-weight:900;font-size:15px;
  box-shadow:0 0 22px rgba(255,180,0,.5);
  flex:0 0 auto;
}
.logo-text{display:flex;flex-direction:column;line-height:1.15;}
.logo-text b{font-size:17px;font-weight:800;}
.logo-text em{font-style:normal;font-size:11.5px;letter-spacing:2px;color:var(--cyan);font-weight:600;}
.nav-list{display:flex;align-items:center;gap:4px;margin-left:12px;}
.nav-list a{
  display:block;padding:8px 15px;border-radius:999px;
  font-size:15px;color:var(--text-dim);
  transition:color .25s var(--ease),background .25s var(--ease);
}
.nav-list a:hover{color:#fff;background:var(--surface-2);}
.nav-list a.is-active{
  color:#1a1200;font-weight:700;
  background:linear-gradient(135deg,var(--gold-2),var(--gold));
  box-shadow:0 6px 22px -10px rgba(255,180,0,.95);
}
.header-cta{margin-left:auto;}
.nav-toggle{
  display:none;margin-left:auto;width:44px;height:44px;border-radius:13px;
  border:1px solid var(--border);background:var(--surface);cursor:pointer;
  align-items:center;justify-content:center;flex-direction:column;gap:5px;
  transition:background .25s var(--ease),border-color .25s var(--ease);
}
.nav-toggle:hover{background:var(--surface-2);border-color:var(--border-strong);}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--text);border-radius:2px;transition:.3s var(--ease);}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle.is-open span:nth-child(2){opacity:0;}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
.mobile-nav{display:none;border-bottom:1px solid var(--border);background:rgba(7,11,26,.98);}
.mobile-nav.is-open{display:block;}
.mobile-nav ul{padding:12px 22px 20px;display:flex;flex-direction:column;gap:6px;}
.mobile-nav a{display:block;padding:12px 16px;border-radius:13px;color:var(--text-dim);font-size:15px;border:1px solid transparent;}
.mobile-nav a:hover{background:var(--surface);color:#fff;}
.mobile-nav a.is-active{color:#1a1200;font-weight:700;background:linear-gradient(135deg,var(--gold-2),var(--gold));}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:999px;font-weight:700;font-size:15px;
  border:1px solid transparent;cursor:pointer;
  transition:transform .28s var(--ease),box-shadow .28s var(--ease),background .28s var(--ease),border-color .28s var(--ease);
}
.btn-primary{
  background:linear-gradient(135deg,var(--gold-2),var(--gold) 55%,var(--gold-3));
  color:#1a1200;
  box-shadow:0 10px 30px -12px rgba(255,180,0,.95),inset 0 1px 0 rgba(255,255,255,.55);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 40px -12px rgba(255,180,0,1),inset 0 1px 0 rgba(255,255,255,.65);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{
  background:var(--surface);color:var(--text);border-color:var(--border-strong);
  backdrop-filter:blur(8px);
}
.btn-ghost:hover{
  background:var(--surface-2);border-color:rgba(34,211,238,.55);
  box-shadow:0 0 26px -8px rgba(34,211,238,.7);transform:translateY(-2px);
}
.btn-sm{padding:10px 20px;font-size:14px;}

/* ---------- 章节 ---------- */
.section{padding:72px 0;position:relative;}
.section + .section{border-top:1px solid rgba(255,255,255,.05);}
.section-head{max-width:780px;margin-bottom:36px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:5px 15px;border-radius:999px;
  font-size:12.5px;font-weight:700;letter-spacing:1.5px;
  color:var(--cyan);background:rgba(34,211,238,.10);
  border:1px solid rgba(34,211,238,.30);
  margin-bottom:16px;
}
.section-head h2{font-size:clamp(23px,3vw,32px);margin-bottom:12px;}
.section-head p{color:var(--text-dim);font-size:15.5px;}

/* ---------- 文章首屏（斜切色块） ---------- */
.article-hero{
  position:relative;overflow:hidden;
  padding:42px 0 96px;
  background:var(--bg-1);
  clip-path:polygon(0 0,100% 0,100% 88%,0 100%);
}
.article-hero::before{
  content:"";position:absolute;inset:0;
  background:url(/assets/images/backpic/back-2.webp) center/cover no-repeat;
  opacity:.30;pointer-events:none;
}
.article-hero::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(720px 420px at 8% 0%,rgba(109,94,252,.55),transparent 66%),
    linear-gradient(112deg,rgba(10,15,34,.90) 0%,rgba(11,18,38,.86) 48%,rgba(34,211,238,.20) 100%);
  pointer-events:none;
}
.article-hero .container{position:relative;z-index:2;}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-mute);margin-bottom:22px;}
.crumbs a{color:var(--text-dim);transition:color .2s var(--ease);}
.crumbs a:hover{color:var(--gold-2);}
.crumbs span.sep{opacity:.5;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:18px;}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 14px;border-radius:999px;font-size:12.5px;font-weight:700;letter-spacing:.6px;
  color:var(--gold-2);background:rgba(255,180,0,.10);border:1px solid rgba(255,180,0,.32);
}
.tag-cyan{color:var(--cyan-2);background:rgba(34,211,238,.10);border-color:rgba(34,211,238,.32);}
.article-title{
  font-size:clamp(26px,4.2vw,44px);
  line-height:1.28;
  max-width:900px;
  margin-bottom:20px;
  text-shadow:0 14px 40px rgba(0,0,0,.65);
}
.article-lead{
  max-width:760px;color:var(--text-dim);font-size:16px;
  padding-left:16px;border-left:3px solid rgba(255,180,0,.65);
  margin-bottom:26px;
}
.article-meta{display:flex;flex-wrap:wrap;gap:10px 26px;font-size:13.5px;color:var(--text-mute);}
.article-meta b{color:var(--text);font-weight:700;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}

/* ---------- 文章主体 ---------- */
.article-section{padding:56px 0 20px;}
.article-shell{
  display:grid;
  grid-template-columns:minmax(0,1fr) 316px;
  gap:34px;
  align-items:start;
}
.article-panel{
  background:linear-gradient(180deg,rgba(255,255,255,.055),rgba(255,255,255,.022));
  border:1px solid var(--border);
  border-radius:var(--radius-l);
  box-shadow:var(--shadow-card);
  padding:36px 34px;
  backdrop-filter:blur(10px);
}
.article-body{font-size:16.5px;color:#d9e2f7;line-height:1.92;}
.article-body > * + *{margin-top:18px;}
.article-body h2{
  font-size:clamp(20px,2.4vw,26px);
  margin-top:36px;padding-left:14px;
  border-left:4px solid var(--gold);
  color:#fff;
}
.article-body h3{
  font-size:18px;margin-top:28px;color:var(--gold-2);
}
.article-body p{color:#d3ddf4;}
.article-body strong{color:var(--gold-2);font-weight:700;}
.article-body a{color:var(--cyan);border-bottom:1px dashed rgba(34,211,238,.55);transition:color .2s var(--ease);}
.article-body a:hover{color:var(--gold-2);border-bottom-color:rgba(255,180,0,.6);}
.article-body ul,.article-body ol{padding-left:0;display:grid;gap:10px;}
.article-body ul li,.article-body ol li{
  position:relative;padding:10px 16px 10px 36px;
  background:rgba(255,255,255,.035);
  border:1px solid var(--border);
  border-radius:var(--radius-s);
  font-size:15.5px;color:var(--text-dim);
}
.article-body ul li::before{
  content:"";position:absolute;left:15px;top:20px;
  width:7px;height:7px;border-radius:50%;
  background:linear-gradient(135deg,var(--gold-2),var(--gold-3));
  box-shadow:0 0 10px rgba(255,180,0,.8);
}
.article-body ol{counter-reset:li;}
.article-body ol li{counter-increment:li;}
.article-body ol li::before{
  content:counter(li);position:absolute;left:13px;top:11px;
  width:18px;height:18px;border-radius:6px;
  display:grid;place-items:center;
  font-size:11.5px;font-weight:800;color:#1a1200;
  background:linear-gradient(135deg,var(--gold-2),var(--gold));
}
.article-body blockquote{
  margin:26px 0;padding:18px 22px;
  border-left:4px solid var(--cyan);
  background:rgba(34,211,238,.07);
  border-radius:var(--radius);
  color:var(--cyan-2);font-size:15.5px;
}
.article-body img{border-radius:var(--radius);border:1px solid var(--border);box-shadow:var(--shadow-card);margin:24px auto;}
.article-body table{width:100%;border-collapse:collapse;font-size:14.5px;overflow:hidden;border-radius:var(--radius);}
.article-body th,.article-body td{padding:11px 14px;border:1px solid var(--border);text-align:left;}
.article-body th{background:rgba(255,180,0,.10);color:var(--gold-2);font-weight:700;}
.article-body td{color:var(--text-dim);}
.article-body hr{border:0;border-top:1px solid var(--border);margin:30px 0;}

.article-aside{display:grid;gap:18px;position:sticky;top:96px;}
.aside-card{
  background:linear-gradient(180deg,rgba(255,255,255,.07),rgba(255,255,255,.025));
  border:1px solid var(--border);
  border-radius:var(--radius-l);
  padding:24px 22px;
  box-shadow:var(--shadow-card);
  backdrop-filter:blur(10px);
}
.aside-card h3{font-size:16px;margin-bottom:14px;color:#fff;}
.aside-card h3 span{color:var(--gold);}
.aside-list{display:grid;gap:12px;}
.aside-list li{display:flex;gap:11px;font-size:14px;color:var(--text-dim);line-height:1.7;}
.aside-list b{
  flex:0 0 auto;width:22px;height:22px;border-radius:7px;
  display:grid;place-items:center;font-size:11.5px;
  color:#1a1200;background:linear-gradient(135deg,var(--gold-2),var(--gold));margin-top:3px;
}
.aside-figure{border-radius:var(--radius);overflow:hidden;border:1px solid var(--border);}
.aside-figure img{width:100%;object-fit:cover;aspect-ratio:16/10;}
.aside-figure figcaption{font-size:12.5px;color:var(--text-mute);padding:10px 12px;background:rgba(0,0,0,.28);line-height:1.6;}
.aside-note{font-size:13.5px;color:var(--text-mute);line-height:1.8;}

/* ---------- 数据卡 ---------- */
.kpi-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.kpi-card{
  position:relative;overflow:hidden;
  padding:26px 24px;border-radius:var(--radius-l);
  border:1px solid var(--border);
  background:linear-gradient(160deg,rgba(255,255,255,.075),rgba(255,255,255,.02));
  box-shadow:var(--shadow-card);
  transition:transform .3s var(--ease),border-color .3s var(--ease),box-shadow .3s var(--ease);
}
.kpi-card::before{
  content:"";position:absolute;inset:0 auto auto 0;height:3px;width:100%;
  background:linear-gradient(90deg,var(--gold),var(--cyan),transparent);
  opacity:.75;
}
.kpi-card:hover{transform:translateY(-5px);border-color:rgba(255,180,0,.42);box-shadow:0 26px 52px -30px rgba(255,180,0,.55);}
.kpi-num{font-size:34px;font-weight:900;line-height:1.1;color:var(--gold-2);letter-spacing:-.5px;}
.kpi-num small{font-size:15px;font-weight:700;color:var(--cyan);margin-left:4px;}
.kpi-card h3{font-size:16.5px;margin:12px 0 8px;}
.kpi-card p{font-size:14px;color:var(--text-dim);line-height:1.8;}

/* ---------- 图文分栏 ---------- */
.split{
  display:grid;grid-template-columns:1.02fr .98fr;gap:42px;align-items:center;
}
.split-media{position:relative;border-radius:var(--radius-l);overflow:hidden;border:1px solid var(--border-strong);box-shadow:var(--shadow-card);}
.split-media img{width:100%;aspect-ratio:16/11;object-fit:cover;transition:transform .6s var(--ease);}
.split-media:hover img{transform:scale(1.05);}
.split-media figcaption{
  position:absolute;left:0;right:0;bottom:0;
  padding:16px 18px;font-size:13px;color:var(--text-dim);
  background:linear-gradient(180deg,transparent,rgba(5,8,20,.92));
}
.split-copy h2{font-size:clamp(22px,2.8vw,30px);margin-bottom:14px;}
.split-copy p{color:var(--text-dim);font-size:15.5px;margin-bottom:20px;}
.step-list{display:grid;gap:12px;}
.step-list li{
  display:flex;gap:14px;padding:14px 16px;
  border-radius:var(--radius);border:1px solid var(--border);
  background:rgba(255,255,255,.035);
  transition:border-color .28s var(--ease),background .28s var(--ease),transform .28s var(--ease);
}
.step-list li:hover{border-color:rgba(34,211,238,.42);background:rgba(34,211,238,.06);transform:translateX(4px);}
.step-list .num{
  flex:0 0 auto;width:30px;height:30px;border-radius:9px;
  display:grid;place-items:center;font-size:13px;font-weight:800;color:#1a1200;
  background:linear-gradient(135deg,var(--gold-2),var(--gold-3));
  box-shadow:0 8px 20px -12px rgba(255,180,0,.95);
}
.step-list h4{font-size:15px;margin-bottom:4px;color:#fff;}
.step-list p{font-size:13.5px;color:var(--text-mute);margin:0;line-height:1.7;}

/* ---------- 频道矩阵 ---------- */
.channel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.channel-card{
  display:flex;flex-direction:column;gap:10px;
  padding:26px 24px;border-radius:var(--radius-l);
  border:1px solid var(--border);
  background:linear-gradient(165deg,rgba(109,94,252,.14),rgba(255,255,255,.02) 62%);
  box-shadow:var(--shadow-card);
  transition:transform .3s var(--ease),border-color .3s var(--ease),box-shadow .3s var(--ease);
}
.channel-card:hover{transform:translateY(-6px);border-color:rgba(34,211,238,.45);box-shadow:0 26px 54px -28px rgba(34,211,238,.55);}
.channel-card .icon{
  width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
  font-size:17px;font-weight:900;color:var(--cyan-2);
  background:rgba(34,211,238,.12);border:1px solid rgba(34,211,238,.32);
}
.channel-card h3{font-size:17px;color:#fff;}
.channel-card p{font-size:14px;color:var(--text-dim);line-height:1.8;flex:1;}
.channel-card .more{font-size:13.5px;font-weight:700;color:var(--gold-2);display:inline-flex;align-items:center;gap:6px;}
.channel-card:hover .more{color:var(--cyan-2);}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:12px;max-width:880px;margin:0 auto;}
.faq-item{
  border:1px solid var(--border);border-radius:var(--radius);
  background:rgba(255,255,255,.04);
  padding:4px 20px;
  transition:border-color .28s var(--ease),background .28s var(--ease);
}
.faq-item[open]{border-color:rgba(255,180,0,.42);background:rgba(255,180,0,.05);}
.faq-item summary{
  list-style:none;cursor:pointer;padding:16px 0;
  font-size:15.5px;font-weight:700;color:#fff;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";flex:0 0 auto;width:24px;height:24px;border-radius:8px;
  display:grid;place-items:center;font-size:16px;font-weight:700;
  color:var(--gold-2);background:rgba(255,180,0,.14);border:1px solid rgba(255,180,0,.32);
  transition:transform .3s var(--ease);
}
.faq-item[open] summary::after{content:"–";transform:rotate(180deg);}
.faq-item p{padding:0 0 18px;font-size:14.5px;color:var(--text-dim);line-height:1.85;}

/* ---------- 收口 CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;
  border-radius:var(--radius-l);
  border:1px solid rgba(255,180,0,.28);
  background:
    radial-gradient(620px 300px at 12% 0%,rgba(255,180,0,.22),transparent 68%),
    radial-gradient(620px 320px at 92% 100%,rgba(34,211,238,.22),transparent 68%),
    linear-gradient(140deg,#131c39,#0a1024);
  padding:44px 40px;
  box-shadow:0 34px 70px -40px rgba(0,0,0,1);
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:26px;
}
.cta-band h2{font-size:clamp(22px,2.8vw,30px);margin-bottom:10px;}
.cta-band p{color:var(--text-dim);font-size:15px;max-width:560px;}

/* ---------- 空状态 ---------- */
.empty-state{
  text-align:center;padding:56px 24px;
  border:1px dashed var(--border-strong);border-radius:var(--radius-l);
  background:rgba(255,255,255,.03);
}
.empty-state h2{font-size:22px;margin-bottom:12px;}
.empty-state p{color:var(--text-dim);font-size:15px;margin-bottom:22px;}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:20px;padding:60px 0 26px;
  background:linear-gradient(180deg,rgba(11,18,38,.6),#050814);
  border-top:1px solid var(--border);
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.4fr;gap:36px;}
.footer-brand p{margin-top:16px;font-size:14px;color:var(--text-mute);line-height:1.85;max-width:340px;}
.footer-col h4{font-size:14.5px;color:#fff;margin-bottom:16px;letter-spacing:.5px;}
.footer-col ul{display:grid;gap:10px;}
.footer-col a{font-size:14px;color:var(--text-dim);transition:color .2s var(--ease),padding-left .2s var(--ease);}
.footer-col a:hover{color:var(--gold-2);padding-left:4px;}
.footer-col p{font-size:13.5px;color:var(--text-mute);line-height:1.85;}
.footer-bottom{
  margin-top:40px;padding-top:20px;border-top:1px solid var(--border);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  font-size:12.5px;color:var(--text-mute);
}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .header-inner{gap:16px;}
  .nav-list a{padding:8px 12px;font-size:14px;}
  .article-shell{grid-template-columns:1fr;}
  .article-aside{position:static;grid-template-columns:repeat(2,1fr);}
  .split{grid-template-columns:1fr;gap:28px;}
  .kpi-grid{grid-template-columns:repeat(2,1fr);}
  .channel-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media (max-width:820px){
  .nav-list,.header-cta{display:none;}
  .nav-toggle{display:flex;}
  .section{padding:56px 0;}
  .article-hero{padding:34px 0 78px;clip-path:polygon(0 0,100% 0,100% 93%,0 100%);}
  .article-panel{padding:26px 22px;}
  .article-aside{grid-template-columns:1fr;}
  .cta-band{padding:32px 24px;}
}
@media (max-width:640px){
  body{font-size:15.5px;}
  .container{padding:0 16px;}
  .header-inner{padding:11px 16px;}
  .logo-text b{font-size:15.5px;}
  .logo-text em{font-size:10.5px;letter-spacing:1.4px;}
  .article-title{font-size:26px;}
  .article-lead{font-size:14.5px;padding-left:12px;}
  .kpi-grid{grid-template-columns:1fr;}
  .channel-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .footer-brand p{max-width:none;}
  .hero-actions .btn{width:100%;}
  .article-body{font-size:15.5px;line-height:1.85;}
  .article-body ul li,.article-body ol li{font-size:14.5px;}
  .article-body table{display:block;overflow-x:auto;white-space:nowrap;}
  .cta-band h2{font-size:21px;}
}

/* roulang page: category1 */
:root{
  --bg-0:#070b1a;
  --bg-1:#0b1226;
  --bg-2:#101a35;
  --surface:rgba(255,255,255,.045);
  --surface-2:rgba(255,255,255,.08);
  --border:rgba(255,255,255,.10);
  --border-strong:rgba(255,255,255,.20);
  --text:#eaf0ff;
  --text-dim:#a6b3d0;
  --text-mute:#6f82a9;
  --gold:#ffb400;
  --gold-2:#ffd166;
  --gold-3:#ff8a00;
  --cyan:#22d3ee;
  --cyan-2:#5eead4;
  --violet:#6d5efc;
  --radius-s:8px;
  --radius:14px;
  --radius-l:22px;
  --shadow-card:0 20px 44px -28px rgba(0,0,0,.95);
  --shadow-glow:0 10px 30px -12px rgba(255,180,0,.9);
  --container:1180px;
  --ease:cubic-bezier(.22,.7,.28,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.78;
  color:var(--text);
  background:var(--bg-0);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{display:block;max-width:100%;height:auto;}
a{color:inherit;text-decoration:none;}
button{font:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;line-height:1.32;font-weight:800;letter-spacing:.2px;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:6px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 22px;}

/* ---------- 顶栏 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(7,11,26,.82);
  backdrop-filter:blur(18px) saturate(150%);
  -webkit-backdrop-filter:blur(18px) saturate(150%);
  border-bottom:1px solid var(--border);
}
.header-inner{
  max-width:var(--container);margin:0 auto;padding:13px 22px;
  display:flex;align-items:center;gap:26px;
}
.logo{display:flex;align-items:center;gap:11px;font-weight:800;font-size:18px;letter-spacing:.3px;}
.logo-mark{
  width:36px;height:36px;border-radius:11px;
  background:linear-gradient(145deg,var(--gold-2),var(--gold) 50%,var(--gold-3));
  display:grid;place-items:center;color:#1a1200;font-weight:900;font-size:15px;
  box-shadow:0 0 22px rgba(255,180,0,.5);
  flex:0 0 auto;
}
.logo-text{display:flex;flex-direction:column;line-height:1.15;}
.logo-text b{font-size:17px;font-weight:800;}
.logo-text em{font-style:normal;font-size:11.5px;letter-spacing:2px;color:var(--cyan);font-weight:600;}
.nav-list{display:flex;align-items:center;gap:4px;margin-left:12px;}
.nav-list a{
  display:block;padding:8px 15px;border-radius:999px;
  font-size:15px;color:var(--text-dim);
  transition:color .25s var(--ease),background .25s var(--ease);
}
.nav-list a:hover{color:#fff;background:var(--surface-2);}
.nav-list a.is-active{
  color:#1a1200;font-weight:700;
  background:linear-gradient(135deg,var(--gold-2),var(--gold));
  box-shadow:0 6px 22px -10px rgba(255,180,0,.95);
}
.header-cta{margin-left:auto;}
.nav-toggle{
  display:none;margin-left:auto;width:44px;height:44px;border-radius:13px;
  border:1px solid var(--border);background:var(--surface);cursor:pointer;
  align-items:center;justify-content:center;flex-direction:column;gap:5px;
  transition:background .25s var(--ease),border-color .25s var(--ease);
}
.nav-toggle:hover{background:var(--surface-2);border-color:var(--border-strong);}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--text);border-radius:2px;transition:.3s var(--ease);}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle.is-open span:nth-child(2){opacity:0;}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
.mobile-nav{display:none;border-bottom:1px solid var(--border);background:rgba(7,11,26,.98);}
.mobile-nav.is-open{display:block;}
.mobile-nav ul{padding:12px 22px 20px;display:flex;flex-direction:column;gap:6px;}
.mobile-nav a{display:block;padding:12px 16px;border-radius:13px;color:var(--text-dim);font-size:15px;border:1px solid transparent;transition:background .25s var(--ease),color .25s var(--ease);}
.mobile-nav a:hover{background:var(--surface);color:#fff;}
.mobile-nav a.is-active{color:#1a1200;font-weight:700;background:linear-gradient(135deg,var(--gold-2),var(--gold));}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:999px;font-weight:700;font-size:15px;
  border:1px solid transparent;cursor:pointer;
  transition:transform .28s var(--ease),box-shadow .28s var(--ease),background .28s var(--ease),border-color .28s var(--ease);
}
.btn-primary{
  background:linear-gradient(135deg,var(--gold-2),var(--gold) 55%,var(--gold-3));
  color:#1a1200;
  box-shadow:0 10px 30px -12px rgba(255,180,0,.95),inset 0 1px 0 rgba(255,255,255,.55);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 40px -12px rgba(255,180,0,1),inset 0 1px 0 rgba(255,255,255,.65);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{
  background:var(--surface);color:var(--text);border-color:var(--border-strong);
  backdrop-filter:blur(8px);
}
.btn-ghost:hover{
  background:var(--surface-2);border-color:rgba(34,211,238,.55);
  box-shadow:0 0 26px -8px rgba(34,211,238,.7);transform:translateY(-2px);
}
.btn-sm{padding:10px 20px;font-size:14px;}

/* ---------- 章节 ---------- */
.section{padding:76px 0;position:relative;}
.section--alt{background:linear-gradient(180deg,var(--bg-1),var(--bg-0));border-top:1px solid rgba(255,255,255,.05);border-bottom:1px solid rgba(255,255,255,.05);}
.section-head{max-width:800px;margin-bottom:38px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.section-head h2{font-size:clamp(24px,3vw,34px);margin-bottom:14px;}
.section-head p{color:var(--text-dim);font-size:15.5px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:5px 15px;border-radius:999px;
  font-size:12.5px;font-weight:700;letter-spacing:1.5px;
  color:var(--cyan);background:rgba(34,211,238,.10);
  border:1px solid rgba(34,211,238,.30);
  margin-bottom:16px;
}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;
  padding:66px 0 58px;
  background:
    radial-gradient(1100px 560px at 12% -12%,rgba(109,94,252,.38),transparent 62%),
    radial-gradient(900px 520px at 88% -6%,rgba(34,211,238,.22),transparent 62%),
    var(--bg-0);
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:url(/assets/images/backpic/back-2.webp) center/cover no-repeat;
  opacity:.20;mix-blend-mode:screen;pointer-events:none;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,11,26,.15),var(--bg-0) 96%);
  pointer-events:none;
}
.hero .container{position:relative;z-index:2;}
.hero-grid{display:grid;grid-template-columns:1.35fr .85fr;gap:42px;align-items:start;}
.hero h1{font-size:clamp(28px,4.2vw,46px);letter-spacing:.5px;margin-bottom:18px;}
.hero h1 .hl{
  background:linear-gradient(120deg,var(--gold-2),var(--gold) 45%,var(--gold-3));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{color:var(--text-dim);font-size:16.5px;max-width:640px;}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin:24px 0 26px;}
.badge{
  display:inline-flex;align-items:center;gap:7px;
  padding:7px 15px;border-radius:999px;font-size:13px;font-weight:600;
  color:var(--text);background:var(--surface);
  border:1px solid var(--border);
  backdrop-filter:blur(10px);
}
.badge i{width:7px;height:7px;border-radius:50%;background:var(--gold);box-shadow:0 0 10px rgba(255,180,0,.9);display:block;}
.badge.cyan i{background:var(--cyan);box-shadow:0 0 10px rgba(34,211,238,.9);}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;}
.hero-note{margin-top:16px;font-size:13.5px;color:var(--text-mute);}
.hero-panel{
  padding:26px 24px;border-radius:var(--radius-l);
  background:linear-gradient(160deg,rgba(255,255,255,.09),rgba(255,255,255,.03));
  border:1px solid var(--border-strong);
  box-shadow:var(--shadow-card);
  backdrop-filter:blur(20px) saturate(140%);
  -webkit-backdrop-filter:blur(20px) saturate(140%);
}
.hero-panel h2{font-size:15px;letter-spacing:1.5px;color:var(--cyan);margin-bottom:18px;text-transform:none;}
.stat-list{display:flex;flex-direction:column;gap:14px;}
.stat-item{
  display:flex;align-items:baseline;justify-content:space-between;gap:14px;
  padding:13px 16px;border-radius:var(--radius);
  background:rgba(7,11,26,.55);border:1px solid var(--border);
}
.stat-item .stat-num{
  font-size:24px;font-weight:900;
  background:linear-gradient(120deg,var(--gold-2),var(--gold-3));
  -webkit-background-clip:text;background-clip:text;color:transparent;
  letter-spacing:.5px;
}
.stat-item .stat-num small{font-size:13px;font-weight:700;-webkit-text-fill-color:var(--gold-2);margin-left:2px;}
.stat-item .stat-label{font-size:13.5px;color:var(--text-dim);text-align:right;line-height:1.5;}
.hero-panel .panel-foot{margin-top:18px;font-size:12.5px;color:var(--text-mute);line-height:1.7;}

/* ---------- 指标带 ---------- */
.metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.metric-card{
  position:relative;padding:26px 24px;border-radius:var(--radius);
  background:linear-gradient(165deg,rgba(255,255,255,.075),rgba(255,255,255,.025));
  border:1px solid var(--border);
  box-shadow:var(--shadow-card);
  transition:transform .3s var(--ease),border-color .3s var(--ease),box-shadow .3s var(--ease);
}
.metric-card:hover{transform:translateY(-4px);border-color:rgba(255,180,0,.45);box-shadow:0 24px 48px -28px rgba(255,180,0,.55);}
.metric-card .m-num{font-size:34px;font-weight:900;color:var(--gold-2);line-height:1.1;margin-bottom:8px;}
.metric-card .m-num span{font-size:16px;color:var(--text-dim);font-weight:700;margin-left:3px;}
.metric-card h3{font-size:16px;margin-bottom:8px;}
.metric-card p{font-size:14px;color:var(--text-dim);}

/* ---------- 技巧卡 ---------- */
.card-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;}
.feature-card{
  padding:26px 26px 24px;border-radius:var(--radius);
  background:var(--surface);
  border:1px solid var(--border);
  box-shadow:var(--shadow-card);
  transition:transform .3s var(--ease),border-color .3s var(--ease),background .3s var(--ease);
}
.feature-card:hover{transform:translateY(-4px);border-color:rgba(34,211,238,.4);background:var(--surface-2);}
.feature-card .f-top{display:flex;align-items:center;gap:12px;margin-bottom:14px;}
.f-icon{
  width:42px;height:42px;border-radius:13px;flex:0 0 auto;
  display:grid;place-items:center;font-weight:900;font-size:16px;color:#1a1200;
  background:linear-gradient(145deg,var(--gold-2),var(--gold));
  box-shadow:0 8px 22px -12px rgba(255,180,0,.95);
}
.feature-card:nth-child(even) .f-icon{
  background:linear-gradient(145deg,var(--cyan-2),var(--cyan));
  box-shadow:0 8px 22px -12px rgba(34,211,238,.95);
}
.feature-card h3{font-size:18px;}
.feature-card p{font-size:14.5px;color:var(--text-dim);}
.f-tag{
  display:inline-block;margin-top:16px;padding:5px 12px;border-radius:999px;
  font-size:12px;font-weight:700;letter-spacing:.5px;
  color:var(--cyan);background:rgba(34,211,238,.10);border:1px solid rgba(34,211,238,.28);
}

/* ---------- 场景图文 ---------- */
.scene{display:grid;grid-template-columns:.95fr 1.05fr;gap:40px;align-items:center;}
.scene-media{position:relative;border-radius:var(--radius-l);overflow:hidden;border:1px solid var(--border-strong);box-shadow:var(--shadow-card);}
.scene-media img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease);}
.scene-media:hover img{transform:scale(1.04);}
.scene-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,11,26,.05) 40%,rgba(7,11,26,.72));
}
.scene-media .media-cap{
  position:absolute;left:20px;right:20px;bottom:18px;z-index:2;
  display:flex;flex-wrap:wrap;gap:8px;
}
.scene-list{display:flex;flex-direction:column;gap:16px;}
.scene-item{
  padding:20px 22px;border-radius:var(--radius);
  background:var(--surface);border:1px solid var(--border);
  border-left:3px solid rgba(255,180,0,.65);
  transition:background .3s var(--ease),transform .3s var(--ease);
}
.scene-item:hover{background:var(--surface-2);transform:translateX(4px);}
.scene-item h3{font-size:17px;margin-bottom:6px;}
.scene-item p{font-size:14.5px;color:var(--text-dim);}

/* ---------- 流程 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:step;}
.step{
  position:relative;padding:28px 22px 24px;border-radius:var(--radius);
  background:linear-gradient(170deg,rgba(255,255,255,.07),rgba(255,255,255,.02));
  border:1px solid var(--border);
  transition:border-color .3s var(--ease),transform .3s var(--ease);
}
.step:hover{border-color:rgba(255,180,0,.5);transform:translateY(-4px);}
.step .s-num{
  display:inline-grid;place-items:center;
  width:34px;height:34px;border-radius:11px;margin-bottom:14px;
  font-size:14px;font-weight:900;color:var(--gold-2);
  background:rgba(255,180,0,.12);border:1px solid rgba(255,180,0,.32);
}
.step h3{font-size:16.5px;margin-bottom:8px;}
.step p{font-size:14px;color:var(--text-dim);}

/* ---------- 路线对比 ---------- */
.compare-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.compare-card{
  padding:26px 24px;border-radius:var(--radius);
  background:var(--surface);border:1px solid var(--border);
  box-shadow:var(--shadow-card);
  transition:transform .3s var(--ease),border-color .3s var(--ease);
  display:flex;flex-direction:column;
}
.compare-card:hover{transform:translateY(-5px);border-color:rgba(109,94,252,.5);}
.compare-card.is-best{
  background:linear-gradient(165deg,rgba(255,180,0,.14),rgba(255,255,255,.04));
  border-color:rgba(255,180,0,.45);
}
.compare-card .c-head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:16px;}
.compare-card h3{font-size:18px;}
.c-flag{
  font-size:11.5px;font-weight:800;letter-spacing:.6px;
  padding:4px 10px;border-radius:999px;color:#1a1200;
  background:linear-gradient(135deg,var(--gold-2),var(--gold));
}
.compare-card .c-desc{font-size:14px;color:var(--text-dim);margin-bottom:18px;}
.c-rows{display:flex;flex-direction:column;gap:10px;margin-top:auto;}
.c-row{display:flex;justify-content:space-between;gap:12px;font-size:14px;padding:9px 0;border-bottom:1px dashed rgba(255,255,255,.10);}
.c-row:last-child{border-bottom:0;}
.c-row span{color:var(--text-mute);}
.c-row b{color:var(--text);font-weight:700;}

/* ---------- 评价 ---------- */
.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.quote{
  padding:26px 24px;border-radius:var(--radius);
  background:linear-gradient(170deg,rgba(255,255,255,.065),rgba(255,255,255,.02));
  border:1px solid var(--border);
  transition:border-color .3s var(--ease),transform .3s var(--ease);
}
.quote:hover{border-color:rgba(34,211,238,.42);transform:translateY(-4px);}
.quote .q-mark{font-size:30px;line-height:1;color:var(--gold);font-weight:900;margin-bottom:10px;}
.quote p{font-size:14.5px;color:var(--text-dim);margin-bottom:18px;}
.quote .q-user{display:flex;align-items:center;gap:11px;}
.q-avatar{
  width:38px;height:38px;border-radius:50%;flex:0 0 auto;
  display:grid;place-items:center;font-weight:800;font-size:14px;color:#1a1200;
  background:linear-gradient(145deg,var(--cyan-2),var(--violet));
}
.q-user b{display:block;font-size:14px;}
.q-user em{font-style:normal;font-size:12.5px;color:var(--text-mute);}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:880px;margin:0 auto;display:flex;flex-direction:column;gap:12px;}
.faq-item{
  border-radius:var(--radius);border:1px solid var(--border);
  background:var(--surface);overflow:hidden;
  transition:border-color .3s var(--ease),background .3s var(--ease);
}
.faq-item[open]{border-color:rgba(255,180,0,.42);background:var(--surface-2);}
.faq-item summary{
  cursor:pointer;list-style:none;
  padding:18px 54px 18px 22px;position:relative;
  font-size:16px;font-weight:700;color:var(--text);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);
  font-size:22px;font-weight:700;color:var(--gold);line-height:1;
  transition:transform .3s var(--ease);
}
.faq-item[open] summary::after{content:"−";}
.faq-body{padding:0 22px 20px;font-size:14.8px;color:var(--text-dim);}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;
  padding:56px 44px;border-radius:var(--radius-l);
  background:
    radial-gradient(700px 320px at 8% 0%,rgba(255,180,0,.24),transparent 62%),
    radial-gradient(620px 320px at 92% 100%,rgba(34,211,238,.20),transparent 62%),
    linear-gradient(150deg,#121a36,#0a1024);
  border:1px solid var(--border-strong);
  box-shadow:0 30px 70px -40px rgba(0,0,0,1);
  display:grid;grid-template-columns:1.3fr .7fr;gap:34px;align-items:center;
}
.cta-band h2{font-size:clamp(22px,2.8vw,30px);margin-bottom:12px;}
.cta-band p{color:var(--text-dim);font-size:15px;max-width:560px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-end;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:linear-gradient(180deg,var(--bg-1),#050813);
  border-top:1px solid var(--border);
  padding:58px 0 26px;margin-top:0;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;}
.footer-brand .logo{margin-bottom:16px;}
.footer-brand p{font-size:14px;color:var(--text-dim);max-width:340px;}
.footer-col h4{font-size:15px;margin-bottom:14px;color:var(--text);}
.footer-col ul{display:flex;flex-direction:column;gap:9px;}
.footer-col a{font-size:14px;color:var(--text-dim);transition:color .25s var(--ease),padding-left .25s var(--ease);}
.footer-col a:hover{color:var(--gold-2);padding-left:4px;}
.footer-col p{font-size:13.5px;color:var(--text-mute);line-height:1.8;}
.footer-bottom{
  margin-top:38px;padding-top:22px;border-top:1px solid rgba(255,255,255,.07);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13px;color:var(--text-mute);
}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:32px;}
  .hero-panel{max-width:520px;}
  .scene{grid-template-columns:1fr;gap:28px;}
  .steps{grid-template-columns:repeat(2,1fr);}
  .compare-grid{grid-template-columns:1fr;}
  .quote-grid{grid-template-columns:1fr 1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .cta-band{grid-template-columns:1fr;padding:44px 30px;}
  .cta-actions{justify-content:flex-start;}
}
@media (max-width:900px){
  .nav-list{display:none;}
  .header-cta{display:none;}
  .nav-toggle{display:flex;}
  .header-inner{gap:16px;}
}
@media (max-width:768px){
  .section{padding:56px 0;}
  .hero{padding:44px 0 40px;}
  .metrics{grid-template-columns:1fr;}
  .card-grid{grid-template-columns:1fr;}
  .quote-grid{grid-template-columns:1fr;}
  .hero-badges{gap:8px;}
  .badge{font-size:12.5px;padding:6px 12px;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .header-inner{padding:11px 16px;}
  .logo-text b{font-size:15px;}
  .logo-text em{font-size:10.5px;letter-spacing:1.4px;}
  .steps{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .btn{width:100%;}
  .hero-actions{flex-direction:column;}
  .cta-actions{width:100%;flex-direction:column;}
  .metric-card .m-num{font-size:28px;}
  .footer-bottom{flex-direction:column;gap:6px;}
}

/* roulang page: category3 */
:root{
  --bg-0:#070b1a;
  --bg-1:#0b1226;
  --bg-2:#101a35;
  --surface:rgba(255,255,255,.045);
  --surface-2:rgba(255,255,255,.08);
  --border:rgba(255,255,255,.10);
  --border-strong:rgba(255,255,255,.20);
  --text:#eaf0ff;
  --text-dim:#a6b3d0;
  --text-mute:#6f82a9;
  --gold:#ffb400;
  --gold-2:#ffd166;
  --gold-3:#ff8a00;
  --cyan:#22d3ee;
  --cyan-2:#5eead4;
  --violet:#6d5efc;
  --radius-s:8px;
  --radius:14px;
  --radius-l:22px;
  --shadow-card:0 20px 44px -28px rgba(0,0,0,.95);
  --shadow-glow:0 10px 30px -12px rgba(255,180,0,.9);
  --container:1180px;
  --ease:cubic-bezier(.22,.7,.28,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;line-height:1.78;color:var(--text);
  background:var(--bg-0);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{display:block;max-width:100%;height:auto;}
a{color:inherit;text-decoration:none;}
button{font:inherit;color:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;line-height:1.28;font-weight:800;letter-spacing:.2px;}
p{margin:0;}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:6px;}
::selection{background:rgba(255,180,0,.35);color:#fff;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 22px;}

/* ---------- 顶栏 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(7,11,26,.84);
  backdrop-filter:blur(18px) saturate(150%);
  -webkit-backdrop-filter:blur(18px) saturate(150%);
  border-bottom:1px solid var(--border);
}
.header-inner{
  max-width:var(--container);margin:0 auto;padding:13px 22px;
  display:flex;align-items:center;gap:24px;
}
.logo{display:flex;align-items:center;gap:11px;font-weight:800;font-size:18px;flex:0 0 auto;}
.logo-mark{
  width:36px;height:36px;border-radius:11px;flex:0 0 auto;
  background:linear-gradient(145deg,var(--gold-2),var(--gold) 50%,var(--gold-3));
  display:grid;place-items:center;color:#1a1200;font-weight:900;font-size:15px;
  box-shadow:0 0 22px rgba(255,180,0,.5);
}
.logo-text{display:flex;flex-direction:column;line-height:1.15;}
.logo-text b{font-size:17px;font-weight:800;white-space:nowrap;}
.logo-text em{font-style:normal;font-size:11.5px;letter-spacing:2px;color:var(--cyan);font-weight:600;}
.nav-list{display:flex;align-items:center;gap:4px;}
.nav-list a{
  display:block;padding:8px 15px;border-radius:999px;
  font-size:15px;color:var(--text-dim);
  transition:color .25s var(--ease),background .25s var(--ease);
}
.nav-list a:hover{color:#fff;background:var(--surface-2);}
.nav-list a.is-active{
  color:#1a1200;font-weight:700;
  background:linear-gradient(135deg,var(--gold-2),var(--gold));
  box-shadow:0 6px 22px -10px rgba(255,180,0,.95);
}
.header-cta{margin-left:auto;}
.nav-toggle{
  display:none;margin-left:auto;width:44px;height:44px;border-radius:13px;
  border:1px solid var(--border);background:var(--surface);cursor:pointer;
  align-items:center;justify-content:center;flex-direction:column;gap:5px;
  transition:background .25s var(--ease),border-color .25s var(--ease);
}
.nav-toggle:hover{background:var(--surface-2);border-color:var(--border-strong);}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--text);border-radius:2px;transition:.3s var(--ease);}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle.is-open span:nth-child(2){opacity:0;}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
.mobile-nav{display:none;border-bottom:1px solid var(--border);background:rgba(7,11,26,.98);}
.mobile-nav.is-open{display:block;}
.mobile-nav ul{padding:12px 22px 20px;display:flex;flex-direction:column;gap:6px;}
.mobile-nav a{display:block;padding:12px 16px;border-radius:13px;color:var(--text-dim);font-size:15px;border:1px solid transparent;}
.mobile-nav a:hover{background:var(--surface);color:#fff;}
.mobile-nav a.is-active{color:#1a1200;font-weight:700;background:linear-gradient(135deg,var(--gold-2),var(--gold));}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:999px;font-weight:700;font-size:15px;
  border:1px solid transparent;cursor:pointer;text-align:center;
  transition:transform .28s var(--ease),box-shadow .28s var(--ease),background .28s var(--ease),border-color .28s var(--ease),color .28s var(--ease);
}
.btn-primary{
  background:linear-gradient(135deg,var(--gold-2),var(--gold) 55%,var(--gold-3));
  color:#1a1200;
  box-shadow:0 10px 30px -12px rgba(255,180,0,.95),inset 0 1px 0 rgba(255,255,255,.55);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 40px -12px rgba(255,180,0,1),inset 0 1px 0 rgba(255,255,255,.65);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{
  background:var(--surface);color:var(--text);border-color:var(--border-strong);
  backdrop-filter:blur(8px);
}
.btn-ghost:hover{
  background:var(--surface-2);border-color:rgba(34,211,238,.55);color:#fff;
  box-shadow:0 0 26px -8px rgba(34,211,238,.7);transform:translateY(-2px);
}
.btn-sm{padding:10px 20px;font-size:14px;}

/* ---------- 通用章节 ---------- */
.section{padding:76px 0;position:relative;}
.section + .section{border-top:1px solid rgba(255,255,255,.05);}
.section-alt{background:linear-gradient(180deg,var(--bg-1),var(--bg-0));}
.section-head{max-width:800px;margin-bottom:38px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:5px 15px;border-radius:999px;
  font-size:12.5px;font-weight:700;letter-spacing:1.5px;
  color:var(--cyan);background:rgba(34,211,238,.10);
  border:1px solid rgba(34,211,238,.30);
  margin-bottom:16px;
}
.section-head h2{font-size:clamp(24px,3vw,34px);margin-bottom:14px;}
.section-head p{color:var(--text-dim);font-size:15.5px;}
.glass{
  background:linear-gradient(160deg,rgba(255,255,255,.075),rgba(255,255,255,.028));
  border:1px solid var(--border);
  border-radius:var(--radius-l);
  box-shadow:var(--shadow-card);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;padding:52px 0 44px;
  background:
    radial-gradient(1100px 560px at 10% -14%,rgba(109,94,252,.40),transparent 62%),
    radial-gradient(900px 520px at 90% -8%,rgba(34,211,238,.20),transparent 62%),
    var(--bg-0);
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:url(/assets/images/backpic/back-2.webp) center/cover no-repeat;
  opacity:.18;mix-blend-mode:screen;pointer-events:none;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,11,26,.15),var(--bg-0) 96%);
  pointer-events:none;
}
.hero .container{position:relative;z-index:2;}

/* 版本节奏条 */
.release-bar{
  display:flex;align-items:center;gap:14px;flex-wrap:wrap;
  padding:11px 18px;border-radius:999px;
  background:linear-gradient(90deg,rgba(255,180,0,.16),rgba(109,94,252,.16));
  border:1px solid rgba(255,180,0,.32);
  margin-bottom:32px;
  font-size:13.5px;color:var(--text-dim);
}
.release-bar .dot{
  width:8px;height:8px;border-radius:50%;background:var(--gold);flex:0 0 auto;
  box-shadow:0 0 0 4px rgba(255,180,0,.16);
  animation:pulse 2.2s infinite;
}
@keyframes pulse{
  0%,100%{box-shadow:0 0 0 4px rgba(255,180,0,.16);}
  50%{box-shadow:0 0 0 8px rgba(255,180,0,.04);}
}
.release-bar b{color:#fff;font-weight:700;}
.release-bar .count{
  margin-left:auto;font-variant-numeric:tabular-nums;
  color:var(--gold-2);font-weight:800;letter-spacing:1px;font-size:14.5px;
}
.release-bar .count i{font-style:normal;color:var(--text-mute);font-weight:600;margin-right:6px;letter-spacing:0;}

.hero-grid{
  display:grid;grid-template-columns:1.15fr .85fr;gap:38px;align-items:start;
}
.hero-copy h1{
  font-size:clamp(29px,4.1vw,46px);
  line-height:1.2;letter-spacing:.5px;margin-bottom:18px;
  background:linear-gradient(120deg,#fff 20%,#ffe9b0 62%,var(--gold) 96%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-lead{color:var(--text-dim);font-size:16px;max-width:560px;margin-bottom:26px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:30px;}
.hero-facts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;max-width:560px;}
.hero-facts li{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  padding:12px 14px;transition:border-color .28s var(--ease),transform .28s var(--ease);
}
.hero-facts li:hover{border-color:rgba(34,211,238,.45);transform:translateY(-2px);}
.hero-facts strong{display:block;font-size:19px;color:var(--gold-2);font-weight:800;letter-spacing:.4px;}
.hero-facts span{font-size:12.5px;color:var(--text-mute);}

/* 主下载卡 */
.dl-card{padding:24px;position:relative;overflow:hidden;}
.dl-card::before{
  content:"";position:absolute;top:-60px;right:-60px;width:180px;height:180px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,180,0,.35),transparent 68%);
  pointer-events:none;
}
.dl-card .dl-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:18px;position:relative;}
.dl-card .dl-head h2{font-size:17px;letter-spacing:.5px;}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:999px;font-size:12px;font-weight:700;
  color:var(--cyan-2);background:rgba(94,234,212,.10);
  border:1px solid rgba(94,234,212,.32);white-space:nowrap;
}
.tag-gold{color:var(--gold-2);background:rgba(255,180,0,.12);border-color:rgba(255,180,0,.34);}
.dl-thumb{
  border-radius:var(--radius);overflow:hidden;border:1px solid var(--border);
  margin-bottom:18px;position:relative;
}
.dl-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.dl-thumb::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,11,26,0) 40%,rgba(7,11,26,.72));
}
.dl-spec{display:grid;gap:10px;margin-bottom:20px;}
.dl-spec li{
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  padding:9px 0;border-bottom:1px dashed rgba(255,255,255,.10);font-size:14px;
}
.dl-spec li:last-child{border-bottom:0;}
.dl-spec span{color:var(--text-mute);}
.dl-spec b{color:#fff;font-weight:700;font-variant-numeric:tabular-nums;}
.dl-card .btn{width:100%;}
.dl-note{margin-top:12px;font-size:12.5px;color:var(--text-mute);text-align:center;}

/* 频道 pill 条 */
.channel-bar{margin-top:38px;}
.channel-bar .bar-label{font-size:12.5px;letter-spacing:2px;color:var(--text-mute);margin-bottom:12px;}
.channel-scroll{
  display:flex;gap:10px;overflow-x:auto;padding-bottom:6px;
  scrollbar-width:thin;scrollbar-color:rgba(255,255,255,.2) transparent;
}
.channel-scroll::-webkit-scrollbar{height:6px;}
.channel-scroll::-webkit-scrollbar-thumb{background:rgba(255,255,255,.16);border-radius:999px;}
.chip{
  flex:0 0 auto;display:inline-flex;align-items:center;gap:8px;
  padding:9px 20px;border-radius:999px;font-size:14px;color:var(--text-dim);
  background:var(--surface);border:1px solid var(--border);
  transition:all .28s var(--ease);
}
.chip:hover{color:#fff;border-color:rgba(34,211,238,.5);background:var(--surface-2);transform:translateY(-2px);}
.chip.is-active{
  color:#1a1200;font-weight:700;border-color:transparent;
  background:linear-gradient(135deg,var(--gold-2),var(--gold));
  box-shadow:0 8px 26px -12px rgba(255,180,0,.95);
}
.chip .dot{width:6px;height:6px;border-radius:50%;background:currentColor;opacity:.6;}

/* ---------- 卡片网格 ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;}
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;}
.card{
  background:linear-gradient(160deg,rgba(255,255,255,.055),rgba(255,255,255,.02));
  border:1px solid var(--border);border-radius:var(--radius-l);
  padding:26px 24px;box-shadow:var(--shadow-card);
  transition:transform .3s var(--ease),border-color .3s var(--ease),box-shadow .3s var(--ease);
  position:relative;overflow:hidden;
}
.card:hover{
  transform:translateY(-4px);border-color:rgba(34,211,238,.42);
  box-shadow:0 26px 52px -30px rgba(34,211,238,.55);
}
.card h3{font-size:17.5px;margin-bottom:10px;}
.card p{color:var(--text-dim);font-size:14.5px;}
.card .card-idx{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:11px;margin-bottom:16px;
  font-size:13px;font-weight:800;color:var(--gold-2);
  background:rgba(255,180,0,.12);border:1px solid rgba(255,180,0,.30);
}
.card-accent{border-color:rgba(255,180,0,.28);}
.card-accent::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  background:linear-gradient(180deg,var(--gold-2),var(--gold-3));
}
.card-list{margin-top:14px;display:grid;gap:8px;}
.card-list li{
  position:relative;padding-left:18px;font-size:13.8px;color:var(--text-dim);
}
.card-list li::before{
  content:"";position:absolute;left:0;top:.62em;width:7px;height:7px;border-radius:2px;
  background:linear-gradient(135deg,var(--cyan),var(--violet));
}

/* ---------- 安装包卡 ---------- */
.pack-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.pack{
  background:linear-gradient(165deg,rgba(255,255,255,.07),rgba(255,255,255,.024));
  border:1px solid var(--border);border-radius:var(--radius-l);
  padding:24px;display:flex;flex-direction:column;gap:16px;
  transition:transform .3s var(--ease),border-color .3s var(--ease),box-shadow .3s var(--ease);
}
.pack:hover{transform:translateY(-4px);border-color:rgba(255,180,0,.40);box-shadow:0 24px 48px -30px rgba(255,180,0,.55);}
.pack-top{display:flex;align-items:center;justify-content:space-between;gap:10px;}
.pack-top h3{font-size:18px;}
.pack-size{font-size:22px;font-weight:800;color:var(--gold-2);font-variant-numeric:tabular-nums;}
.pack-size small{font-size:12px;color:var(--text-mute);font-weight:600;margin-left:4px;}
.pack dl{margin:0;display:grid;gap:9px;font-size:13.8px;}
.pack dl div{display:flex;justify-content:space-between;gap:12px;border-bottom:1px dashed rgba(255,255,255,.09);padding-bottom:8px;}
.pack dt{color:var(--text-mute);}
.pack dd{margin:0;color:#fff;font-weight:600;text-align:right;}
.pack .btn{margin-top:auto;width:100%;}

/* ---------- 步骤 ---------- */
.steps{display:grid;gap:0;counter-reset:step;}
.step{
  display:grid;grid-template-columns:64px 1fr;gap:22px;
  padding:26px 0;border-bottom:1px solid rgba(255,255,255,.07);
  transition:background .3s var(--ease);
}
.step:last-child{border-bottom:0;}
.step-num{
  counter-increment:step;
  width:52px;height:52px;border-radius:16px;display:grid;place-items:center;
  font-size:19px;font-weight:800;color:var(--gold-2);
  background:linear-gradient(160deg,rgba(255,180,0,.18),rgba(109,94,252,.18));
  border:1px solid rgba(255,180,0,.30);
}
.step-num::before{content:"0" counter(step);}
.step-body h3{font-size:17.5px;margin-bottom:8px;}
.step-body p{color:var(--text-dim);font-size:14.6px;}
.step-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px;}
.step-tags span{
  font-size:12.3px;padding:4px 11px;border-radius:999px;
  color:var(--text-dim);background:var(--surface);border:1px solid var(--border);
}

/* ---------- 适配图文 ---------- */
.split{display:grid;grid-template-columns:.95fr 1.05fr;gap:34px;align-items:center;}
.split-media{
  border-radius:var(--radius-l);overflow:hidden;border:1px solid var(--border-strong);
  box-shadow:0 30px 60px -34px rgba(0,0,0,.95);position:relative;
}
.split-media img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.split-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,11,26,0) 45%,rgba(7,11,26,.80));
}
.split-media .media-cap{
  position:absolute;left:20px;right:20px;bottom:18px;z-index:2;
  font-size:13.5px;color:#e9f0ff;
}
.adapt-list{display:grid;gap:14px;}
.adapt{
  display:grid;grid-template-columns:auto 1fr;gap:14px;align-items:start;
  padding:16px 18px;border-radius:var(--radius);
  background:var(--surface);border:1px solid var(--border);
  transition:border-color .28s var(--ease),transform .28s var(--ease);
}
.adapt:hover{border-color:rgba(109,94,252,.5);transform:translateX(4px);}
.adapt .mark{
  width:10px;height:10px;border-radius:3px;margin-top:.62em;
  background:linear-gradient(135deg,var(--cyan),var(--violet));
  box-shadow:0 0 12px rgba(34,211,238,.8);
}
.adapt strong{display:block;font-size:15px;margin-bottom:4px;}
.adapt p{font-size:13.8px;color:var(--text-dim);}

/* ---------- FAQ ---------- */
.faq-wrap{display:grid;gap:12px;max-width:900px;margin:0 auto;}
details.faq{
  border:1px solid var(--border);border-radius:var(--radius);
  background:var(--surface);overflow:hidden;
  transition:border-color .28s var(--ease),background .28s var(--ease);
}
details.faq[open]{border-color:rgba(255,180,0,.36);background:var(--surface-2);}
details.faq summary{
  list-style:none;cursor:pointer;padding:18px 22px;
  display:flex;align-items:center;gap:14px;
  font-size:15.5px;font-weight:700;color:#fff;
}
details.faq summary::-webkit-details-marker{display:none;}
details.faq summary::after{
  content:"+";margin-left:auto;font-size:20px;font-weight:700;color:var(--gold);
  transition:transform .3s var(--ease);line-height:1;
}
details.faq[open] summary::after{content:"−";transform:rotate(180deg);}
details.faq summary:hover{background:rgba(255,255,255,.04);}
.faq-answer{padding:0 22px 20px;color:var(--text-dim);font-size:14.5px;}

/* ---------- 反馈 ---------- */
.voice{
  padding:24px;border-radius:var(--radius-l);
  background:linear-gradient(160deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
  border:1px solid var(--border);display:flex;flex-direction:column;gap:14px;
  transition:transform .3s var(--ease),border-color .3s var(--ease);
}
.voice:hover{transform:translateY(-3px);border-color:rgba(34,211,238,.4);}
.voice p{font-size:14.6px;color:var(--text-dim);}
.voice-meta{display:flex;align-items:center;gap:12px;margin-top:auto;}
.avatar{
  width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
  font-weight:800;font-size:14px;color:#1a1200;
  background:linear-gradient(145deg,var(--gold-2),var(--gold-3));
}
.voice-meta b{display:block;font-size:14px;color:#fff;}
.voice-meta span{font-size:12.4px;color:var(--text-mute);}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--radius-l);
  padding:46px 42px;border:1px solid rgba(255,180,0,.28);
  background:
    radial-gradient(700px 300px at 12% 0%,rgba(255,180,0,.22),transparent 62%),
    radial-gradient(620px 320px at 92% 100%,rgba(109,94,252,.30),transparent 62%),
    var(--bg-2);
  display:grid;grid-template-columns:1fr auto;gap:28px;align-items:center;
  box-shadow:0 30px 70px -40px rgba(0,0,0,.95);
}
.cta-band h2{font-size:clamp(22px,2.6vw,30px);margin-bottom:12px;}
.cta-band p{color:var(--text-dim);font-size:15px;max-width:620px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;}

/* ---------- 页脚 ---------- */
.site-footer{
  border-top:1px solid var(--border);
  background:linear-gradient(180deg,var(--bg-1),#050814);
  padding:56px 0 26px;margin-top:20px;
}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:34px;
  padding-bottom:36px;border-bottom:1px solid rgba(255,255,255,.07);
}
.footer-brand .logo{margin-bottom:14px;}
.footer-brand p{font-size:13.8px;color:var(--text-mute);max-width:330px;}
.footer-col h4{font-size:14.5px;margin-bottom:14px;color:#fff;letter-spacing:.6px;}
.footer-col ul{display:grid;gap:9px;}
.footer-col a{font-size:13.8px;color:var(--text-dim);transition:color .25s var(--ease),padding-left .25s var(--ease);}
.footer-col a:hover{color:var(--gold-2);padding-left:4px;}
.footer-col p{font-size:13.5px;color:var(--text-mute);}
.footer-bottom{
  padding-top:22px;display:flex;flex-wrap:wrap;gap:10px;
  justify-content:space-between;align-items:center;
  font-size:12.8px;color:var(--text-mute);
}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:30px;}
  .hero-facts{max-width:100%;}
  .grid-4{grid-template-columns:repeat(2,minmax(0,1fr));}
  .pack-grid{grid-template-columns:1fr 1fr;}
  .split{grid-template-columns:1fr;gap:26px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .cta-band{grid-template-columns:1fr;padding:38px 30px;}
}
@media (max-width:900px){
  .nav-list{display:none;}
  .header-cta{display:none;}
  .nav-toggle{display:flex;}
  .grid-3{grid-template-columns:1fr;}
  .grid-2{grid-template-columns:1fr;}
  .section{padding:58px 0;}
  .release-bar{font-size:12.8px;padding:10px 14px;gap:10px;}
  .release-bar .count{margin-left:0;width:100%;}
}
@media (max-width:768px){
  .hero{padding:38px 0 34px;}
  .hero-lead{font-size:15px;}
  .pack-grid{grid-template-columns:1fr;}
  .grid-4{grid-template-columns:1fr;}
  .step{grid-template-columns:48px 1fr;gap:16px;padding:22px 0;}
  .step-num{width:44px;height:44px;border-radius:13px;font-size:16px;}
  .dl-card{padding:20px;}
  .footer-grid{grid-template-columns:1fr;gap:24px;}
  .footer-brand p{max-width:100%;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .header-inner{padding:11px 16px;gap:12px;}
  .logo-text b{font-size:14.5px;}
  .logo-text em{font-size:10px;letter-spacing:1.4px;}
  .logo-mark{width:32px;height:32px;border-radius:10px;font-size:13px;}
  .hero-copy h1{font-size:26px;}
  .hero-facts{grid-template-columns:1fr;gap:10px;}
  .hero-actions .btn{width:100%;}
  .card{padding:22px 18px;}
  .cta-band{padding:30px 20px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  details.faq summary{padding:15px 16px;font-size:14.5px;gap:10px;}
  .faq-answer{padding:0 16px 16px;font-size:14px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}

/* roulang page: category2 */
:root{
 --bg-0:#070b1a;
 --bg-1:#0b1226;
 --bg-2:#101a35;
 --surface:rgba(255,255,255,.045);
 --surface-2:rgba(255,255,255,.08);
 --border:rgba(255,255,255,.10);
 --border-strong:rgba(255,255,255,.20);
 --text:#eaf0ff;
 --text-dim:#a6b3d0;
 --text-mute:#6f82a9;
 --gold:#ffb400;
 --gold-2:#ffd166;
 --gold-3:#ff8a00;
 --cyan:#22d3ee;
 --cyan-2:#5eead4;
 --violet:#6d5efc;
 --radius-s:8px;
 --radius:14px;
 --radius-l:22px;
 --shadow-card:0 20px 44px -28px rgba(0,0,0,.95);
 --shadow-glow:0 10px 30px -12px rgba(255,180,0,.9);
 --container:1180px;
 --ease:cubic-bezier(.22,.7,.28,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
 margin:0;
 font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
 font-size:16px;line-height:1.78;color:var(--text);
 background:var(--bg-0);-webkit-font-smoothing:antialiased;overflow-x:hidden;
}
h1,h2,h3,h4{margin:0 0 12px;line-height:1.32;font-weight:800;letter-spacing:.2px;}
p{margin:0 0 14px;}
ul,ol{margin:0;padding:0;list-style:none;}
img{display:block;max-width:100%;height:auto;}
a{color:inherit;text-decoration:none;}
button{font:inherit;color:inherit;}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:6px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 22px;}

/* ---------- 顶栏 ---------- */
.site-header{
 position:sticky;top:0;z-index:80;
 background:rgba(7,11,26,.82);
 backdrop-filter:blur(18px) saturate(150%);
 -webkit-backdrop-filter:blur(18px) saturate(150%);
 border-bottom:1px solid var(--border);
}
.header-inner{
 max-width:var(--container);margin:0 auto;padding:13px 22px;
 display:flex;align-items:center;gap:22px;
}
.logo{display:flex;align-items:center;gap:11px;font-weight:800;font-size:18px;letter-spacing:.3px;flex:0 0 auto;}
.logo-mark{
 width:36px;height:36px;border-radius:11px;
 background:linear-gradient(145deg,var(--gold-2),var(--gold) 50%,var(--gold-3));
 display:grid;place-items:center;color:#1a1200;font-weight:900;font-size:15px;
 box-shadow:0 0 22px rgba(255,180,0,.5);flex:0 0 auto;
}
.logo-text{display:flex;flex-direction:column;line-height:1.15;}
.logo-text b{font-size:17px;font-weight:800;}
.logo-text em{font-style:normal;font-size:11.5px;letter-spacing:2px;color:var(--cyan);font-weight:600;}
.nav-list{display:flex;align-items:center;gap:4px;margin-left:12px;flex-wrap:wrap;}
.nav-list a{
 display:block;padding:8px 15px;border-radius:999px;
 font-size:15px;color:var(--text-dim);
 transition:color .25s var(--ease),background .25s var(--ease);
}
.nav-list a:hover{color:#fff;background:var(--surface-2);}
.nav-list a.is-active{
 color:#1a1200;font-weight:700;
 background:linear-gradient(135deg,var(--gold-2),var(--gold));
 box-shadow:0 6px 22px -10px rgba(255,180,0,.95);
}
.header-cta{margin-left:auto;}
.nav-toggle{
 display:none;margin-left:auto;width:44px;height:44px;border-radius:13px;
 border:1px solid var(--border);background:var(--surface);cursor:pointer;
 align-items:center;justify-content:center;flex-direction:column;gap:5px;
 transition:background .25s var(--ease),border-color .25s var(--ease);
}
.nav-toggle:hover{background:var(--surface-2);border-color:var(--border-strong);}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--text);border-radius:2px;transition:.3s var(--ease);}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle.is-open span:nth-child(2){opacity:0;}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
.mobile-nav{display:none;border-bottom:1px solid var(--border);background:rgba(7,11,26,.98);}
.mobile-nav.is-open{display:block;}
.mobile-nav ul{padding:12px 22px 20px;display:flex;flex-direction:column;gap:6px;}
.mobile-nav a{display:block;padding:12px 16px;border-radius:13px;color:var(--text-dim);font-size:15px;border:1px solid transparent;}
.mobile-nav a:hover{background:var(--surface);color:#fff;}
.mobile-nav a.is-active{color:#1a1200;font-weight:700;background:linear-gradient(135deg,var(--gold-2),var(--gold));}

/* ---------- 按钮 ---------- */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:13px 26px;border-radius:999px;font-weight:700;font-size:15px;
 border:1px solid transparent;cursor:pointer;
 transition:transform .28s var(--ease),box-shadow .28s var(--ease),background .28s var(--ease),border-color .28s var(--ease);
}
.btn-primary{
 background:linear-gradient(135deg,var(--gold-2),var(--gold) 55%,var(--gold-3));
 color:#1a1200;
 box-shadow:0 10px 30px -12px rgba(255,180,0,.95),inset 0 1px 0 rgba(255,255,255,.55);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 40px -12px rgba(255,180,0,1),inset 0 1px 0 rgba(255,255,255,.65);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{
 background:var(--surface);color:var(--text);border-color:var(--border-strong);
 backdrop-filter:blur(8px);
}
.btn-ghost:hover{
 background:var(--surface-2);border-color:rgba(34,211,238,.55);
 box-shadow:0 0 26px -8px rgba(34,211,238,.7);transform:translateY(-2px);
}
.btn-sm{padding:10px 20px;font-size:14px;}

/* ---------- Hero ---------- */
.hero{
 position:relative;overflow:hidden;
 padding:58px 0 40px;
 background:
 radial-gradient(1100px 560px at 12% -12%,rgba(109,94,252,.38),transparent 62%),
 radial-gradient(900px 520px at 88% -6%,rgba(34,211,238,.20),transparent 62%),
 var(--bg-0);
}
.hero::before{
 content:"";position:absolute;inset:0;
 background:url(/assets/images/backpic/back-2.webp) center/cover no-repeat;
 opacity:.20;mix-blend-mode:screen;pointer-events:none;
}
.hero::after{
 content:"";position:absolute;inset:0;
 background:linear-gradient(180deg,rgba(7,11,26,.20),var(--bg-0) 96%);
 pointer-events:none;
}
.hero .container{position:relative;z-index:2;}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:34px;align-items:center;}
.eyebrow{
 display:inline-flex;align-items:center;gap:8px;
 padding:5px 15px;border-radius:999px;
 font-size:12.5px;font-weight:700;letter-spacing:1.5px;
 color:var(--cyan);background:rgba(34,211,238,.10);
 border:1px solid rgba(34,211,238,.30);
 margin-bottom:16px;
}
.hero h1{font-size:clamp(27px,3.6vw,42px);margin-bottom:16px;}
.hero h1 .hl{
 background:linear-gradient(120deg,var(--gold-2),var(--gold) 55%,var(--gold-3));
 -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-lead{color:var(--text-dim);font-size:16px;max-width:600px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px;}
.hero-note{margin-top:16px;font-size:13.5px;color:var(--text-mute);}

/* 检查项卡 */
.check-card{
 background:linear-gradient(160deg,rgba(255,255,255,.09),rgba(255,255,255,.035));
 border:1px solid var(--border-strong);
 border-radius:var(--radius-l);
 padding:26px 24px;
 box-shadow:var(--shadow-card),0 0 60px -30px rgba(34,211,238,.7);
 backdrop-filter:blur(14px);
}
.check-card h2{font-size:17px;margin-bottom:6px;}
.check-card .check-sub{font-size:13.5px;color:var(--text-mute);margin-bottom:18px;}
.check-list{display:flex;flex-direction:column;gap:12px;}
.check-list li{
 display:flex;align-items:flex-start;gap:11px;
 padding:11px 13px;border-radius:12px;
 background:rgba(255,255,255,.04);
 border:1px solid rgba(255,255,255,.07);
 font-size:14.5px;color:var(--text-dim);
 transition:border-color .25s var(--ease),background .25s var(--ease);
}
.check-list li:hover{border-color:rgba(255,180,0,.45);background:rgba(255,255,255,.07);}
.tick{
 flex:0 0 auto;width:22px;height:22px;border-radius:50%;
 display:grid;place-items:center;font-size:12px;font-weight:900;color:#08120a;
 background:linear-gradient(140deg,var(--cyan-2),var(--cyan));
 box-shadow:0 0 16px -4px rgba(34,211,238,.9);
 margin-top:2px;
}

/* ---------- Pill 导航 ---------- */
.pill-bar{
 background:rgba(11,18,38,.92);
 border-top:1px solid rgba(255,255,255,.05);
 border-bottom:1px solid var(--border);
}
.pill-track{
 display:flex;gap:10px;align-items:center;
 padding:14px 0;overflow-x:auto;
 scrollbar-width:none;-ms-overflow-style:none;
}
.pill-track::-webkit-scrollbar{display:none;}
.pill{
 flex:0 0 auto;
 padding:9px 20px;border-radius:999px;
 font-size:14.5px;color:var(--text-dim);
 border:1px solid var(--border);background:var(--surface);
 white-space:nowrap;
 transition:all .25s var(--ease);
}
.pill:hover{color:#fff;border-color:rgba(34,211,238,.5);background:var(--surface-2);}
.pill.is-active{
 color:#1a1200;font-weight:800;border-color:transparent;
 background:linear-gradient(135deg,var(--gold-2),var(--gold));
 box-shadow:0 8px 26px -12px rgba(255,180,0,.95);
}

/* ---------- 章节 ---------- */
.section{padding:72px 0;position:relative;}
.section--alt{background:var(--bg-1);border-top:1px solid rgba(255,255,255,.05);border-bottom:1px solid rgba(255,255,255,.05);}
.section-head{max-width:760px;margin-bottom:36px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.section-head h2{font-size:clamp(23px,2.9vw,32px);margin-bottom:12px;}
.section-head p{color:var(--text-dim);font-size:15.5px;margin:0;}

/* ---------- 数据卡 ---------- */
.stat-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;}
.stat-card{
 padding:22px 18px;border-radius:var(--radius);
 background:linear-gradient(165deg,rgba(255,255,255,.075),rgba(255,255,255,.025));
 border:1px solid var(--border);
 box-shadow:var(--shadow-card);
 transition:transform .3s var(--ease),border-color .3s var(--ease),box-shadow .3s var(--ease);
}
.stat-card:hover{transform:translateY(-4px);border-color:rgba(255,180,0,.42);box-shadow:0 26px 50px -30px rgba(255,180,0,.7);}
.stat-card b{
 display:block;font-size:26px;letter-spacing:.5px;
 background:linear-gradient(120deg,var(--gold-2),var(--gold));
 -webkit-background-clip:text;background-clip:text;color:transparent;
 margin-bottom:4px;
}
.stat-card span{font-size:13.5px;color:var(--text-dim);display:block;}

/* ---------- 倍率层级 ---------- */
.tier-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.tier-card{
 position:relative;overflow:hidden;
 padding:26px 22px;border-radius:var(--radius);
 background:linear-gradient(170deg,rgba(255,255,255,.08),rgba(255,255,255,.025));
 border:1px solid var(--border);
 box-shadow:var(--shadow-card);
 transition:transform .3s var(--ease),border-color .3s var(--ease);
}
.tier-card::after{
 content:"";position:absolute;inset:auto -30% -60% -30%;height:120px;
 background:radial-gradient(closest-side,rgba(34,211,238,.28),transparent);
 pointer-events:none;
}
.tier-card:hover{transform:translateY(-5px);border-color:rgba(34,211,238,.45);}
.tier-card .tier-tag{
 display:inline-block;font-size:12px;letter-spacing:1.2px;font-weight:700;
 padding:3px 11px;border-radius:999px;margin-bottom:14px;
 color:var(--cyan);background:rgba(34,211,238,.12);border:1px solid rgba(34,211,238,.3);
}
.tier-card h3{font-size:17px;margin-bottom:6px;}
.tier-card .mult{
 font-size:24px;font-weight:900;letter-spacing:.5px;
 color:var(--gold-2);margin-bottom:10px;
}
.tier-card p{font-size:14px;color:var(--text-dim);margin:0;}

/* ---------- 流程 ---------- */
.flow-list{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;counter-reset:step;}
.flow-step{
 position:relative;padding:24px 20px 22px;border-radius:var(--radius);
 background:rgba(255,255,255,.045);border:1px solid var(--border);
 transition:background .3s var(--ease),border-color .3s var(--ease);
}
.flow-step:hover{background:rgba(255,255,255,.075);border-color:rgba(255,180,0,.4);}
.flow-step .num{
 width:34px;height:34px;border-radius:11px;display:grid;place-items:center;
 font-weight:900;font-size:14px;color:#1a1200;
 background:linear-gradient(145deg,var(--gold-2),var(--gold));
 box-shadow:0 8px 22px -12px rgba(255,180,0,.95);
 margin-bottom:14px;
}
.flow-step h3{font-size:16px;margin-bottom:8px;}
.flow-step p{font-size:14px;color:var(--text-dim);margin:0;}

/* ---------- 场景卡 ---------- */
.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.scene-card{
 padding:28px 24px;border-radius:var(--radius-l);
 background:linear-gradient(165deg,rgba(109,94,252,.16),rgba(255,255,255,.03) 60%);
 border:1px solid var(--border);
 box-shadow:var(--shadow-card);
 transition:transform .3s var(--ease),border-color .3s var(--ease);
}
.scene-card:hover{transform:translateY(-5px);border-color:rgba(109,94,252,.55);}
.scene-card h3{font-size:18px;margin-bottom:10px;}
.scene-card p{font-size:14.5px;color:var(--text-dim);margin:0;}
.scene-card .badge{
 display:inline-block;margin-bottom:14px;font-size:12px;font-weight:700;letter-spacing:1px;
 padding:4px 12px;border-radius:999px;color:var(--gold-2);
 background:rgba(255,180,0,.12);border:1px solid rgba(255,180,0,.32);
}

/* ---------- 易错点 ---------- */
.mistake-list{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;}
.mistake-item{
 display:flex;gap:14px;align-items:flex-start;
 padding:20px 22px;border-radius:var(--radius);
 background:rgba(255,255,255,.04);
 border:1px solid var(--border);
 border-left:3px solid rgba(255,180,0,.75);
 transition:background .28s var(--ease),transform .28s var(--ease);
}
.mistake-item:hover{background:rgba(255,255,255,.075);transform:translateX(3px);}
.mistake-item .idx{
 flex:0 0 auto;font-size:13px;font-weight:900;color:var(--gold-2);
 padding-top:3px;letter-spacing:1px;
}
.mistake-item h3{font-size:15.5px;margin-bottom:6px;}
.mistake-item p{font-size:14px;color:var(--text-dim);margin:0;}

/* ---------- 图文分栏 ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:38px;align-items:center;}
.split-media{
 position:relative;border-radius:var(--radius-l);overflow:hidden;
 border:1px solid var(--border-strong);
 box-shadow:0 30px 70px -40px rgba(0,0,0,1);
}
.split-media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .6s var(--ease);}
.split-media:hover img{transform:scale(1.04);}
.split-media::after{
 content:"";position:absolute;inset:0;
 background:linear-gradient(200deg,rgba(7,11,26,0) 40%,rgba(7,11,26,.75));
 pointer-events:none;
}
.split-media .caption{
 position:absolute;left:20px;bottom:16px;z-index:2;
 font-size:13.5px;color:#dfe7fb;letter-spacing:.5px;
}
.split-body h2{font-size:clamp(22px,2.7vw,30px);margin-bottom:14px;}
.split-body p{color:var(--text-dim);font-size:15.5px;}
.split-body ul.plain{margin-top:16px;display:flex;flex-direction:column;gap:10px;}
.split-body ul.plain li{
 position:relative;padding-left:22px;font-size:14.5px;color:var(--text-dim);
}
.split-body ul.plain li::before{
 content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:50%;
 background:linear-gradient(140deg,var(--gold-2),var(--gold-3));
 box-shadow:0 0 12px rgba(255,180,0,.8);
}

/* ---------- 资讯列表 ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.news-card{
 display:flex;flex-direction:column;gap:10px;
 padding:24px 22px;border-radius:var(--radius);
 background:rgba(255,255,255,.045);
 border:1px solid var(--border);
 box-shadow:var(--shadow-card);
 transition:transform .3s var(--ease),border-color .3s var(--ease),background .3s var(--ease);
}
.news-card:hover{transform:translateY(-5px);border-color:rgba(255,180,0,.45);background:rgba(255,255,255,.075);}
.news-meta{display:flex;gap:10px;flex-wrap:wrap;font-size:12.5px;color:var(--text-mute);}
.news-meta .tag{
 padding:2px 10px;border-radius:999px;
 background:rgba(34,211,238,.10);border:1px solid rgba(34,211,238,.28);color:var(--cyan);
}
.news-card h3{font-size:16.5px;margin:0;line-height:1.5;}
.news-card p{font-size:14px;color:var(--text-dim);margin:0;}
.news-more{margin-top:26px;text-align:center;}
.empty-tip{
 padding:34px;text-align:center;border-radius:var(--radius);
 border:1px dashed var(--border-strong);color:var(--text-mute);font-size:14.5px;
}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:900px;margin:0 auto;}
.faq-list details{
 border-radius:var(--radius);
 background:rgba(255,255,255,.045);
 border:1px solid var(--border);
 padding:18px 22px;
 transition:border-color .28s var(--ease),background .28s var(--ease);
}
.faq-list details:hover{border-color:rgba(34,211,238,.4);background:rgba(255,255,255,.07);}
.faq-list details[open]{border-color:rgba(255,180,0,.45);background:rgba(255,255,255,.07);}
.faq-list summary{
 cursor:pointer;font-weight:700;font-size:15.5px;
 list-style:none;display:flex;justify-content:space-between;gap:16px;align-items:center;
}
.faq-list summary::-webkit-details-marker{display:none;}
.faq-list summary::after{
 content:"+";font-size:20px;font-weight:400;color:var(--gold-2);line-height:1;transition:transform .25s var(--ease);
}
.faq-list details[open] summary::after{transform:rotate(45deg);}
.faq-list .answer{padding-top:12px;color:var(--text-dim);font-size:14.5px;margin:0;}

/* ---------- 收口 CTA ---------- */
.cta-band{
 position:relative;overflow:hidden;
 border-radius:var(--radius-l);
 padding:46px 40px;
 background:
 radial-gradient(700px 380px at 10% 0%,rgba(109,94,252,.42),transparent 60%),
 radial-gradient(600px 340px at 92% 100%,rgba(255,180,0,.24),transparent 62%),
 var(--bg-2);
 border:1px solid var(--border-strong);
 box-shadow:0 40px 80px -50px rgba(0,0,0,1);
 display:flex;align-items:center;gap:32px;justify-content:space-between;flex-wrap:wrap;
}
.cta-band h2{font-size:clamp(22px,2.6vw,30px);margin-bottom:10px;}
.cta-band p{color:var(--text-dim);margin:0;max-width:620px;font-size:15px;}
.cta-band .cta-actions{display:flex;gap:12px;flex-wrap:wrap;}

/* ---------- 页脚 ---------- */
.site-footer{
 background:var(--bg-1);
 border-top:1px solid var(--border);
 padding:56px 0 26px;
 margin-top:20px;
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:34px;}
.footer-brand .logo{margin-bottom:16px;}
.footer-brand p{font-size:14px;color:var(--text-dim);margin:0;max-width:340px;}
.footer-col h4{font-size:14.5px;letter-spacing:.6px;margin-bottom:14px;color:var(--text);}
.footer-col ul{display:flex;flex-direction:column;gap:9px;}
.footer-col ul a{font-size:14px;color:var(--text-dim);transition:color .25s var(--ease),padding-left .25s var(--ease);}
.footer-col ul a:hover{color:var(--gold-2);padding-left:4px;}
.footer-col p{font-size:13.5px;color:var(--text-mute);margin:0;}
.footer-bottom{
 margin-top:38px;padding-top:20px;
 border-top:1px solid rgba(255,255,255,.07);
 display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
 font-size:13px;color:var(--text-mute);
}

/* ---------- 响应式 ---------- */
@media (max-width:1040px){
 .hero-grid{grid-template-columns:1fr;gap:28px;}
 .stat-grid{grid-template-columns:repeat(3,1fr);}
 .tier-grid{grid-template-columns:repeat(2,1fr);}
 .flow-list{grid-template-columns:repeat(2,1fr);}
 .scene-grid{grid-template-columns:1fr 1fr;}
 .news-grid{grid-template-columns:1fr 1fr;}
 .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
 .split{grid-template-columns:1fr;gap:26px;}
}
@media (max-width:900px){
 .nav-list{display:none;}
 .header-cta{display:none;}
 .nav-toggle{display:flex;}
}
@media (max-width:768px){
 .section{padding:56px 0;}
 .hero{padding:44px 0 32px;}
 .stat-grid{grid-template-columns:repeat(2,1fr);}
 .scene-grid{grid-template-columns:1fr;}
 .mistake-list{grid-template-columns:1fr;}
 .news-grid{grid-template-columns:1fr;}
 .cta-band{padding:34px 24px;gap:20px;}
 .check-card{padding:22px 18px;}
}
@media (max-width:520px){
 .header-inner{padding:11px 16px;gap:12px;}
 .container{padding:0 16px;}
 .logo-text b{font-size:15px;}
 .logo-text em{font-size:10.5px;letter-spacing:1.4px;}
 .logo-mark{width:32px;height:32px;font-size:13px;border-radius:10px;}
 .tier-grid{grid-template-columns:1fr;}
 .flow-list{grid-template-columns:1fr;}
 .stat-grid{grid-template-columns:1fr 1fr;}
 .footer-grid{grid-template-columns:1fr;}
 .hero-actions .btn{width:100%;}
 .cta-band .cta-actions .btn{width:100%;}
 .footer-bottom{flex-direction:column;gap:6px;}
}