/* roulang page: index */
:root{
  --ink:#1a1f3d;
  --ink-2:#232a52;
  --ink-3:#2f3765;
  --gold:#ffb400;
  --gold-2:#ffd166;
  --gold-deep:#e09a00;
  --cyan:#3fe0d0;
  --bg:#f5f6fb;
  --surface:#ffffff;
  --text:#1c2033;
  --muted:#6b7186;
  --line:#e5e8f1;
  --radius:12px;
  --radius-lg:20px;
  --shadow-sm:0 2px 10px rgba(26,31,61,.06);
  --shadow:0 12px 30px rgba(26,31,61,.10);
  --shadow-lg:0 26px 60px rgba(26,31,61,.18);
  --maxw:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.78;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 22px}

/* ============ Header ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(26,31,61,.97);
  border-bottom:1px solid rgba(255,180,0,.2);
  box-shadow:0 6px 24px rgba(10,12,28,.28);
  backdrop-filter:blur(12px);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;height:72px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:40px;height:40px;border-radius:11px;display:grid;place-items:center;
  background:linear-gradient(140deg,#ffc233,#ffb400 60%,#e8890a);
  color:#241a00;font-weight:900;font-size:19px;letter-spacing:.5px;
  box-shadow:0 8px 18px rgba(255,180,0,.35);
}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-name{color:#fff;font-size:18px;font-weight:800;letter-spacing:.6px}
.brand-sub{color:rgba(255,255,255,.5);font-size:11px;letter-spacing:2px}
.nav-desktop{display:flex;align-items:center;gap:30px}
.nav-link{
  position:relative;color:#cdd2e8;font-size:15px;font-weight:500;
  padding:6px 0;transition:color .25s ease;
}
.nav-link::after{
  content:"";position:absolute;left:0;bottom:-2px;height:2px;width:0;
  background:linear-gradient(90deg,var(--gold),var(--gold-2));
  border-radius:2px;transition:width .3s ease;
}
.nav-link:hover{color:#fff}
.nav-link:hover::after{width:100%}
.nav-link.active{color:var(--gold)}
.nav-link.active::after{width:100%}
.header-cta{
  display:inline-flex;align-items:center;gap:8px;padding:10px 20px;border-radius:999px;
  background:linear-gradient(135deg,#ffc233,#ffb400 55%,#f09400);
  color:#2a1e00;font-weight:800;font-size:14px;
  box-shadow:0 8px 20px rgba(255,180,0,.3);
  transition:transform .25s ease,box-shadow .25s ease;
}
.header-cta:hover{transform:translateY(-2px);box-shadow:0 14px 28px rgba(255,180,0,.42)}
.menu-toggle{
  display:none;width:42px;height:42px;border-radius:11px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);
  color:#fff;cursor:pointer;align-items:center;justify-content:center;
}
.menu-toggle span{display:block;width:18px;height:2px;background:#fff;border-radius:2px;position:relative}
.menu-toggle span::before,.menu-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:#fff;border-radius:2px;
}
.menu-toggle span::before{top:-6px}
.menu-toggle span::after{top:6px}
.mobile-panel{display:none;border-top:1px solid rgba(255,255,255,.12);background:#1a1f3d;padding:14px 0 20px}
.mobile-panel.open{display:block}
.mobile-panel a{
  display:block;padding:12px 22px;color:#d5d9ea;font-size:15px;border-radius:8px;
}
.mobile-panel a:hover,.mobile-panel a.active{color:var(--gold);background:rgba(255,180,0,.08)}

/* ============ Buttons ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:999px;font-weight:800;font-size:15px;
  border:1px solid transparent;cursor:pointer;
  transition:transform .25s ease,box-shadow .25s ease,background .25s ease,color .25s ease,border-color .25s ease;
}
.btn-gold{
  background:linear-gradient(135deg,#ffc233,#ffb400 55%,#f09400);
  color:#2a1e00;box-shadow:0 12px 26px rgba(255,180,0,.32);
}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 18px 34px rgba(255,180,0,.44)}
.btn-gold:active{transform:translateY(0)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.34)}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold);transform:translateY(-2px)}
.btn-outline{
  background:#fff;color:var(--ink);border-color:var(--line);box-shadow:var(--shadow-sm);
}
.btn-outline:hover{border-color:var(--gold);color:var(--gold-deep);transform:translateY(-2px);box-shadow:var(--shadow)}

/* ============ Hero ============ */
.hero{
  position:relative;overflow:hidden;color:#fff;
  background:
    radial-gradient(900px 420px at 12% -12%,rgba(255,180,0,.24),transparent 62%),
    radial-gradient(760px 420px at 92% 8%,rgba(63,224,208,.14),transparent 62%),
    linear-gradient(152deg,#12162f 0%,#1a1f3d 44%,#252d59 100%);
  padding:62px 0 70px;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/4a34496a82242554.webp');
  background-size:cover;background-position:center;
  opacity:.16;filter:saturate(1.1);
}
.hero::after{
  content:"";position:absolute;left:-140px;top:-120px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,180,0,.26),transparent 68%);
  animation:floatGlow 9s ease-in-out infinite alternate;
}
@keyframes floatGlow{from{transform:translate3d(0,0,0)}to{transform:translate3d(40px,30px,0)}}
.hero .container{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:48px;align-items:start}
.hero-badge{
  display:inline-flex;align-items:center;gap:9px;padding:7px 15px;border-radius:999px;
  background:rgba(255,180,0,.13);border:1px solid rgba(255,180,0,.42);
  color:var(--gold-2);font-size:13px;font-weight:700;letter-spacing:.6px;
}
.hero-badge i{width:7px;height:7px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 4px rgba(255,180,0,.18)}
.hero h1{
  margin-top:20px;font-size:clamp(30px,3.5vw,46px);line-height:1.24;
  font-weight:900;letter-spacing:.5px;
  background:linear-gradient(120deg,#ffffff 20%,#ffe6ad 62%,#ffb400 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-lead{margin-top:18px;color:#c9cee6;font-size:15.5px;line-height:1.95;max-width:640px}
.lead-form{margin-top:26px;display:flex;gap:10px;flex-wrap:wrap;max-width:560px}
.lead-form input[type="email"],.lead-form input[type="text"]{
  flex:1 1 260px;min-width:0;height:52px;padding:0 18px;border-radius:999px;
  background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.22);
  color:#fff;font-size:15px;transition:border-color .25s ease,background .25s ease;
}
.lead-form input::placeholder{color:rgba(255,255,255,.5)}
.lead-form input:focus{background:rgba(255,255,255,.14);border-color:var(--gold);outline:none}
.form-tip{margin-top:10px;font-size:13px;color:rgba(255,255,255,.55);min-height:20px}
.form-tip.is-ok{color:var(--gold-2);font-weight:700}
.kpi-row{margin-top:34px;display:grid;grid-template-columns:repeat(4,1fr);gap:14px;max-width:620px}
.kpi{
  padding:16px 14px;border-radius:var(--radius);
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);
  transition:transform .25s ease,background .25s ease,border-color .25s ease;
}
.kpi:hover{transform:translateY(-3px);background:rgba(255,180,0,.1);border-color:rgba(255,180,0,.4)}
.kpi b{display:block;font-size:23px;font-weight:900;color:var(--gold-2);letter-spacing:.5px}
.kpi span{display:block;margin-top:4px;font-size:12.5px;color:rgba(255,255,255,.62)}

/* Hero 右侧资料卡 */
.dossier{
  position:relative;background:rgba(255,255,255,.055);
  border:1px solid rgba(255,255,255,.16);border-radius:var(--radius-lg);
  padding:22px;box-shadow:var(--shadow-lg);backdrop-filter:blur(6px);
}
.dossier-cover{position:relative;border-radius:14px;overflow:hidden;box-shadow:0 16px 34px rgba(0,0,0,.38)}
.dossier-cover img{width:100%;height:206px;object-fit:cover;transition:transform .6s ease}
.dossier:hover .dossier-cover img{transform:scale(1.05)}
.dossier-cover::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(18,22,47,0) 35%,rgba(18,22,47,.88) 100%);
}
.dossier-cover-tag{
  position:absolute;left:14px;top:14px;z-index:2;
  padding:5px 12px;border-radius:999px;font-size:12px;font-weight:800;
  background:linear-gradient(135deg,#ffc233,#ffb400);color:#2a1e00;
}
.dossier-cover-title{
  position:absolute;left:16px;right:16px;bottom:14px;z-index:2;color:#fff;
  font-size:16px;font-weight:800;letter-spacing:.5px;text-shadow:0 2px 10px rgba(0,0,0,.5);
}
.dossier-list{margin-top:18px}
.dossier-list li{
  display:flex;align-items:center;gap:12px;padding:9px 0;
  border-bottom:1px dashed rgba(255,255,255,.13);font-size:14px;color:#cfd4e9;
}
.dossier-list li:last-child{border-bottom:0}
.dossier-list .idx{
  flex-shrink:0;width:26px;height:26px;border-radius:8px;display:grid;place-items:center;
  font-size:12px;font-weight:800;color:var(--gold);
  background:rgba(255,180,0,.14);border:1px solid rgba(255,180,0,.28);
}

/* ============ Pill 分类条 ============ */
.pillbar{
  background:#fff;border-bottom:1px solid var(--line);
  box-shadow:0 6px 18px rgba(26,31,61,.05);
  position:sticky;top:72px;z-index:60;
}
.pillbar-inner{
  display:flex;gap:10px;align-items:center;padding:14px 22px;
  overflow-x:auto;scrollbar-width:none;
}
.pillbar-inner::-webkit-scrollbar{display:none}
.pill{
  flex:0 0 auto;display:inline-flex;align-items:center;gap:8px;
  padding:9px 20px;border-radius:999px;font-size:14px;font-weight:700;
  color:#464d67;background:#f2f4fa;border:1px solid #e6e9f3;
  transition:all .25s ease;white-space:nowrap;
}
.pill:hover{color:var(--ink);border-color:var(--gold);background:#fff8e8;transform:translateY(-2px)}
.pill.active{
  color:#2a1e00;background:linear-gradient(135deg,#ffc233,#ffb400);
  border-color:transparent;box-shadow:0 8px 18px rgba(255,180,0,.32);
}

/* ============ 通用板块 ============ */
.section{padding:74px 0}
.section-alt{background:#fff}
.section-ink{background:linear-gradient(150deg,#171c38,#1a1f3d 55%,#252d59);color:#fff}
.section-head{max-width:760px;margin-bottom:38px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:800;
  letter-spacing:2px;color:var(--gold-deep);text-transform:uppercase;margin-bottom:12px;
}
.eyebrow::before{content:"";width:20px;height:2px;background:var(--gold);border-radius:2px}
.section-ink .eyebrow{color:var(--gold-2)}
.section-title{font-size:clamp(22px,2.4vw,31px);font-weight:900;line-height:1.35;letter-spacing:.4px;color:var(--ink)}
.section-ink .section-title{color:#fff}
.section-desc{margin-top:14px;color:var(--muted);font-size:15px;line-height:1.95}
.section-ink .section-desc{color:#c3c9e2}

/* 卡片网格 */
.grid{display:grid;gap:20px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 24px;box-shadow:var(--shadow-sm);
  transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;
  height:100%;
}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:rgba(255,180,0,.55)}
.card-icon{
  width:46px;height:46px;border-radius:12px;display:grid;place-items:center;
  font-size:20px;font-weight:900;color:var(--ink);
  background:linear-gradient(140deg,#fff3d6,#ffe0a3);
  border:1px solid rgba(255,180,0,.35);margin-bottom:16px;
}
.card h3{font-size:17px;font-weight:800;color:var(--ink);letter-spacing:.3px}
.card p{margin-top:10px;font-size:14px;color:var(--muted);line-height:1.85}
.card-tag{
  display:inline-block;margin-top:16px;padding:4px 12px;border-radius:999px;
  font-size:12px;font-weight:700;color:var(--gold-deep);
  background:rgba(255,180,0,.12);border:1px solid rgba(255,180,0,.28);
}

/* 双栏对比 */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.compare-panel{border-radius:var(--radius);padding:28px 26px;border:1px solid var(--line);background:#fff;box-shadow:var(--shadow-sm)}
.compare-panel.no{background:#fbfbfd}
.compare-title{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:900;color:var(--ink)}
.compare-title .dot{width:30px;height:30px;border-radius:9px;display:grid;place-items:center;font-size:15px;color:#fff}
.compare-panel.yes .dot{background:linear-gradient(135deg,#33c58a,#1fa76f)}
.compare-panel.no .dot{background:linear-gradient(135deg,#9aa3bd,#78819b)}
.compare-list{margin-top:18px;display:grid;gap:12px}
.compare-list li{
  position:relative;padding-left:26px;font-size:14.5px;color:#4a5168;line-height:1.8;
}
.compare-list li::before{
  content:"";position:absolute;left:0;top:9px;width:12px;height:12px;border-radius:4px;
  background:rgba(255,180,0,.85);
}
.compare-panel.no .compare-list li::before{background:#c9cede}

/* 方案卡 */
.plan{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:30px 26px;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;
  transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;
}
.plan:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:rgba(255,180,0,.5)}
.plan.featured{border-color:var(--gold);box-shadow:0 18px 40px rgba(255,180,0,.2)}
.plan.featured::before{
  content:"推荐";position:absolute;right:22px;top:-13px;
  padding:4px 14px;border-radius:999px;font-size:12px;font-weight:900;
  background:linear-gradient(135deg,#ffc233,#ffb400);color:#2a1e00;
}
.plan-name{font-size:19px;font-weight:900;color:var(--ink)}
.plan-sub{margin-top:6px;font-size:13px;color:var(--muted)}
.plan-price{margin-top:18px;font-size:30px;font-weight:900;color:var(--ink);letter-spacing:.5px}
.plan-price small{font-size:13px;font-weight:600;color:var(--muted);margin-left:6px}
.plan-list{margin-top:20px;display:grid;gap:11px;flex:1}
.plan-list li{position:relative;padding-left:24px;font-size:14px;color:#4d5470;line-height:1.7}
.plan-list li::before{
  content:"✓";position:absolute;left:0;top:0;color:var(--gold-deep);font-weight:900;font-size:13px;
}
.plan .btn{margin-top:24px;width:100%}

/* 流程时间线 */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;position:relative}
.flow-step{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 22px;box-shadow:var(--shadow-sm);position:relative;
  transition:transform .28s ease,box-shadow .28s ease;
}
.flow-step:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.flow-num{
  font-size:13px;font-weight:900;color:var(--gold-deep);letter-spacing:2px;
}
.flow-step h3{margin-top:10px;font-size:16.5px;font-weight:800;color:var(--ink)}
.flow-step p{margin-top:9px;font-size:13.8px;color:var(--muted);line-height:1.8}

/* 数据指标 */
.statband{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
  background:rgba(255,255,255,.12);border-radius:var(--radius-lg);overflow:hidden;
}
.stat{
  background:#1a1f3d;padding:32px 24px;text-align:center;
  transition:background .3s ease;
}
.stat:hover{background:#232a52}
.stat b{display:block;font-size:34px;font-weight:900;letter-spacing:1px;
  background:linear-gradient(120deg,#ffd166,#ffb400);-webkit-background-clip:text;background-clip:text;color:transparent}
.stat span{display:block;margin-top:8px;font-size:13.5px;color:#b9c0dc}

/* 专题卡 */
.topic{
  display:flex;gap:16px;align-items:flex-start;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);padding:22px;box-shadow:var(--shadow-sm);
  transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;
}
.topic:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:rgba(255,180,0,.5)}
.topic-img{width:76px;height:76px;border-radius:11px;object-fit:cover;flex-shrink:0}
.topic h3{font-size:15.5px;font-weight:800;color:var(--ink)}
.topic p{margin-top:7px;font-size:13.5px;color:var(--muted);line-height:1.75}

/* 案例深读 */
.case{
  display:grid;grid-template-columns:.92fr 1.08fr;gap:0;
  border-radius:var(--radius-lg);overflow:hidden;background:#fff;
  border:1px solid var(--line);box-shadow:var(--shadow);
}
.case-media{position:relative;min-height:340px}
.case-media img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}
.case-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(200deg,rgba(26,31,61,.12),rgba(26,31,61,.72));
}
.case-body{padding:38px 36px}
.case-body h3{font-size:22px;font-weight:900;color:var(--ink);line-height:1.4}
.case-blocks{margin-top:22px;display:grid;gap:16px}
.case-block{border-left:3px solid var(--gold);padding-left:16px}
.case-block b{display:block;font-size:13px;letter-spacing:1.5px;color:var(--gold-deep);font-weight:900}
.case-block p{margin-top:5px;font-size:14.5px;color:#4d5470;line-height:1.85}

/* 口碑 */
.quote{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px;
  box-shadow:var(--shadow-sm);transition:transform .28s ease,box-shadow .28s ease;
}
.quote:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.quote-mark{font-size:30px;line-height:1;color:rgba(255,180,0,.7);font-weight:900}
.quote p{margin-top:10px;font-size:14.5px;color:#4d5470;line-height:1.9}
.quote-user{margin-top:18px;display:flex;align-items:center;gap:11px}
.avatar{
  width:38px;height:38px;border-radius:50%;display:grid;place-items:center;
  font-weight:900;font-size:14px;color:#2a1e00;
  background:linear-gradient(140deg,#ffd166,#ffb400);
}
.quote-user b{display:block;font-size:14px;color:var(--ink)}
.quote-user span{font-size:12px;color:var(--muted)}

/* 入口分流 */
.channel{
  display:block;position:relative;overflow:hidden;border-radius:var(--radius-lg);
  padding:30px 26px;color:#fff;min-height:210px;
  background:linear-gradient(150deg,#1a1f3d,#252d59);
  border:1px solid rgba(255,255,255,.1);
  transition:transform .3s ease,box-shadow .3s ease;
}
.channel:hover{transform:translateY(-6px);box-shadow:0 22px 48px rgba(26,31,61,.3)}
.channel::after{
  content:"";position:absolute;right:-50px;bottom:-60px;width:180px;height:180px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,180,0,.3),transparent 68%);
  transition:transform .45s ease;
}
.channel:hover::after{transform:scale(1.25)}
.channel .ch-num{font-size:12.5px;letter-spacing:2px;color:var(--gold-2);font-weight:900}
.channel h3{margin-top:12px;font-size:20px;font-weight:900;color:#fff}
.channel p{margin-top:10px;font-size:13.8px;color:#c1c8e2;line-height:1.8}
.channel .ch-more{margin-top:20px;display:inline-flex;align-items:center;gap:7px;font-size:13.5px;font-weight:800;color:var(--gold-2)}
.channel:hover .ch-more{color:#fff}

/* CMS 列表 */
.news-layout{display:grid;grid-template-columns:1.55fr .95fr;gap:28px;align-items:start}
.news-main{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:10px 26px;box-shadow:var(--shadow-sm)}
.post-row{
  display:flex;align-items:flex-start;gap:16px;padding:20px 0;
  border-bottom:1px dashed var(--line);transition:padding-left .25s ease;
}
.post-row:last-child{border-bottom:0}
.post-row:hover{padding-left:6px}
.post-cat{
  flex-shrink:0;padding:4px 11px;border-radius:999px;font-size:12px;font-weight:800;
  color:var(--gold-deep);background:rgba(255,180,0,.13);border:1px solid rgba(255,180,0,.3);
  margin-top:2px;white-space:nowrap;
}
.post-body h3{font-size:15.5px;font-weight:800;color:var(--ink);line-height:1.6;transition:color .25s ease}
.post-row:hover .post-body h3{color:var(--gold-deep)}
.post-body p{margin-top:6px;font-size:13.5px;color:var(--muted);line-height:1.75}
.post-meta{margin-top:8px;font-size:12px;color:#9aa0b6;letter-spacing:.5px}
.news-side{background:linear-gradient(160deg,#1a1f3d,#252d59);border-radius:var(--radius-lg);padding:28px 24px;color:#fff;box-shadow:var(--shadow)}
.news-side h3{font-size:17px;font-weight:900;color:#fff;display:flex;align-items:center;gap:9px}
.news-side h3::before{content:"";width:4px;height:16px;border-radius:2px;background:var(--gold)}
.side-list{margin-top:18px;display:grid;gap:4px}
.side-item{
  display:block;padding:12px 0;border-bottom:1px dashed rgba(255,255,255,.14);
  transition:padding-left .25s ease;
}
.side-item:last-child{border-bottom:0}
.side-item:hover{padding-left:6px}
.side-item b{display:block;font-size:14px;font-weight:700;color:#e2e6f5;line-height:1.65}
.side-item:hover b{color:var(--gold-2)}
.side-item span{display:block;margin-top:5px;font-size:12px;color:#98a0be}
.empty-note{padding:26px 0;color:var(--muted);font-size:14.5px}
.side-empty{padding:18px 0;color:#a8b0cc;font-size:13.5px;line-height:1.8}
.news-more{margin-top:22px;display:flex;justify-content:center}

/* 保障条 */
.guard-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.guard{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:24px 20px;text-align:center;box-shadow:var(--shadow-sm);
  transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;
}
.guard:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:rgba(255,180,0,.5)}
.guard-icon{
  width:48px;height:48px;margin:0 auto 14px;border-radius:13px;display:grid;place-items:center;
  font-size:21px;background:linear-gradient(140deg,#fff3d6,#ffe0a3);border:1px solid rgba(255,180,0,.35);
}
.guard b{display:block;font-size:15px;color:var(--ink);font-weight:800}
.guard span{display:block;margin-top:7px;font-size:13px;color:var(--muted);line-height:1.7}

/* FAQ */
.faq-wrap{max-width:860px;margin:0 auto;display:grid;gap:14px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-sm);overflow:hidden;transition:border-color .25s ease,box-shadow .25s ease;
}
.faq-item[open]{border-color:rgba(255,180,0,.55);box-shadow:var(--shadow)}
.faq-item summary{
  cursor:pointer;list-style:none;padding:20px 24px;font-size:15.5px;font-weight:800;color:var(--ink);
  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:20px;font-weight:400;color:var(--gold-deep);
  transition:transform .25s ease;flex-shrink:0;
}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-answer{padding:0 24px 22px;font-size:14.5px;color:var(--muted);line-height:1.95}

/* 收口 CTA */
.cta-section{position:relative;overflow:hidden;color:#fff;padding:78px 0}
.cta-section::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/7605f4f6d7050bc5.webp');
  background-size:cover;background-position:center;opacity:.2;
}
.cta-section::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(140deg,rgba(16,20,42,.95),rgba(26,31,61,.92) 55%,rgba(37,45,89,.94));
}
.cta-section .container{position:relative;z-index:2}
.cta-box{
  display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center;
  background:rgba(255,255,255,.055);border:1px solid rgba(255,255,255,.16);
  border-radius:24px;padding:44px 42px;backdrop-filter:blur(6px);
}
.cta-box h2{font-size:clamp(22px,2.4vw,30px);font-weight:900;line-height:1.4;color:#fff}
.cta-box p{margin-top:14px;font-size:14.8px;color:#c5cbe3;line-height:1.95}
.cta-points{margin-top:22px;display:grid;gap:10px}
.cta-points li{position:relative;padding-left:24px;font-size:14px;color:#d3d8ea}
.cta-points li::before{
  content:"✓";position:absolute;left:0;top:0;color:var(--gold);font-weight:900;
}
.cta-form input[type="email"]{
  width:100%;height:54px;padding:0 20px;border-radius:999px;
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.24);
  color:#fff;font-size:15px;transition:border-color .25s ease,background .25s ease;
}
.cta-form input::placeholder{color:rgba(255,255,255,.5)}
.cta-form input:focus{background:rgba(255,255,255,.15);border-color:var(--gold);outline:none}
.cta-form .btn{width:100%;margin-top:14px}
.cta-form .form-tip{color:rgba(255,255,255,.55)}
.cta-form .form-tip.is-ok{color:var(--gold-2)}
.cta-fine{margin-top:14px;font-size:12.5px;color:rgba(255,255,255,.45);line-height:1.7}

/* ============ Footer ============ */
.site-footer{background:#12162f;color:#b6bdd9;padding:56px 0 0}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:34px;padding-bottom:42px}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.footer-brand .brand-mark{width:38px;height:38px;font-size:18px}
.footer-brand b{color:#fff;font-size:17px;font-weight:800;letter-spacing:.5px}
.footer-about{font-size:13.5px;color:#8d95b4;line-height:1.9;max-width:330px}
.footer-col h4{font-size:14.5px;color:#fff;font-weight:800;margin-bottom:16px;letter-spacing:.5px}
.footer-col ul{display:grid;gap:11px}
.footer-col a{font-size:13.5px;color:#8d95b4;transition:color .25s ease,padding-left .25s ease}
.footer-col a:hover{color:var(--gold-2);padding-left:4px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);padding:20px 0;
  display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:12.5px;color:#7d85a5;
}
.footer-bottom a{color:#9ba3c0}
.footer-bottom a:hover{color:var(--gold-2)}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero{padding:52px 0 58px}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .flow{grid-template-columns:repeat(2,1fr)}
  .statband{grid-template-columns:repeat(2,1fr)}
  .news-layout{grid-template-columns:1fr}
  .case{grid-template-columns:1fr}
  .case-media{min-height:240px;position:relative}
  .cta-box{grid-template-columns:1fr;gap:30px;padding:34px 28px}
  .guard-grid{grid-template-columns:repeat(2,1fr)}
  .footer-top{grid-template-columns:1fr 1fr}
  .nav-desktop{display:none}
  .header-cta{display:none}
  .menu-toggle{display:flex}
  .pillbar{top:72px}
}
@media (max-width:768px){
  .section{padding:56px 0}
  .hero h1{font-size:27px}
  .hero-lead{font-size:14.5px}
  .kpi-row{grid-template-columns:repeat(2,1fr)}
  .compare{grid-template-columns:1fr}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  .flow{grid-template-columns:1fr}
  .statband{grid-template-columns:1fr}
  .case-body{padding:28px 22px}
  .news-main{padding:8px 18px}
  .post-row{flex-direction:column;gap:8px}
  .section-title{font-size:22px}
  .footer-top{grid-template-columns:1fr;gap:26px}
  .cta-box{padding:28px 20px}
  .container{padding:0 16px}
  .pillbar-inner{padding:12px 16px}
}
@media (max-width:520px){
  .hero{padding:40px 0 46px}
  .hero h1{font-size:23px;line-height:1.35}
  .lead-form input[type="email"],.lead-form input[type="text"]{flex:1 1 100%}
  .lead-form .btn{width:100%}
  .kpi-row{grid-template-columns:1fr 1fr;gap:10px}
  .kpi b{font-size:19px}
  .stat b{font-size:27px}
  .dossier{padding:16px}
  .dossier-cover img{height:168px}
  .header-inner{height:64px}
  .pillbar{top:64px}
  .brand-name{font-size:16px}
  .plan-price{font-size:26px}
}

/* roulang page: article */
:root{
 --ink:#1a1f3d;
 --ink-2:#232a52;
 --ink-3:#2f3765;
 --gold:#ffb400;
 --gold-2:#ffd166;
 --gold-deep:#e09a00;
 --cyan:#3fe0d0;
 --bg:#f5f6fb;
 --surface:#ffffff;
 --text:#1c2033;
 --muted:#6b7186;
 --line:#e5e8f1;
 --radius:12px;
 --radius-lg:20px;
 --shadow-sm:0 2px 10px rgba(26,31,61,.06);
 --shadow:0 12px 30px rgba(26,31,61,.10);
 --shadow-lg:0 26px 60px rgba(26,31,61,.18);
 --maxw:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
 margin:0;
 font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
 background:var(--bg);
 color:var(--text);
 line-height:1.78;
 -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 22px}

/* ============ Header ============ */
.site-header{
 position:sticky;top:0;z-index:80;
 background:rgba(26,31,61,.97);
 border-bottom:1px solid rgba(255,180,0,.2);
 box-shadow:0 6px 24px rgba(10,12,28,.28);
 backdrop-filter:blur(12px);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;height:72px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
 width:40px;height:40px;border-radius:11px;display:grid;place-items:center;
 background:linear-gradient(140deg,#ffc233,#ffb400 60%,#e8890a);
 color:#241a00;font-weight:900;font-size:19px;letter-spacing:.5px;
 box-shadow:0 8px 18px rgba(255,180,0,.35);
}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-name{color:#fff;font-size:18px;font-weight:800;letter-spacing:.6px}
.brand-sub{color:rgba(255,255,255,.5);font-size:11px;letter-spacing:2px}
.nav-desktop{display:flex;align-items:center;gap:30px}
.nav-link{position:relative;color:#cdd2e8;font-size:15px;font-weight:500;padding:6px 0;transition:color .25s ease}
.nav-link::after{content:"";position:absolute;left:0;bottom:-2px;height:2px;width:0;background:linear-gradient(90deg,var(--gold),var(--gold-2));border-radius:2px;transition:width .3s ease}
.nav-link:hover{color:#fff}
.nav-link:hover::after{width:100%}
.nav-link.active{color:var(--gold)}
.nav-link.active::after{width:100%}
.header-cta{
 display:inline-flex;align-items:center;gap:8px;padding:10px 20px;border-radius:999px;
 background:linear-gradient(135deg,#ffc233,#ffb400 55%,#f09400);
 color:#2a1e00;font-weight:800;font-size:14px;
 box-shadow:0 8px 20px rgba(255,180,0,.3);
 transition:transform .25s ease,box-shadow .25s ease;
}
.header-cta:hover{transform:translateY(-2px);box-shadow:0 14px 28px rgba(255,180,0,.42)}
.menu-toggle{
 display:none;width:42px;height:42px;border-radius:11px;
 background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);
 color:#fff;cursor:pointer;align-items:center;justify-content:center;
}
.menu-toggle span{display:block;width:18px;height:2px;background:#fff;border-radius:2px;position:relative}
.menu-toggle span::before,.menu-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:#fff;border-radius:2px}
.menu-toggle span::before{top:-6px}
.menu-toggle span::after{top:6px}
.mobile-panel{display:none;border-top:1px solid rgba(255,255,255,.12);background:#1a1f3d;padding:14px 0 20px}
.mobile-panel.open{display:block}
.mobile-panel a{display:block;padding:12px 22px;color:#d5d9ea;font-size:15px;border-radius:8px;transition:background .2s ease,color .2s ease}
.mobile-panel a:hover,.mobile-panel a.active{color:var(--gold);background:rgba(255,180,0,.08)}

/* ============ Buttons ============ */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:13px 26px;border-radius:999px;font-weight:800;font-size:15px;
 border:1px solid transparent;cursor:pointer;
 transition:transform .25s ease,box-shadow .25s ease,background .25s ease,color .25s ease,border-color .25s ease;
}
.btn-gold{background:linear-gradient(135deg,#ffc233,#ffb400 55%,#f09400);color:#2a1e00;box-shadow:0 12px 26px rgba(255,180,0,.32)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 18px 34px rgba(255,180,0,.44)}
.btn-gold:active{transform:translateY(0)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.34)}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold);transform:translateY(-2px)}
.btn-outline{background:#fff;color:var(--ink);border-color:var(--line);box-shadow:var(--shadow-sm)}
.btn-outline:hover{border-color:var(--gold);color:var(--gold-deep);transform:translateY(-2px);box-shadow:var(--shadow)}

/* ============ Article hero ============ */
.article-hero{
 position:relative;overflow:hidden;color:#fff;padding:40px 0 54px;
 background:
  radial-gradient(760px 380px at 8% -20%,rgba(255,180,0,.22),transparent 62%),
  radial-gradient(700px 360px at 96% 4%,rgba(63,224,208,.14),transparent 64%),
  linear-gradient(150deg,#12162f 0%,#1a1f3d 46%,#262e5b 100%);
}
.article-hero::before{
 content:"";position:absolute;inset:0;
 background-image:url('/assets/images/7605f4f6d7050bc5.webp');
 background-size:cover;background-position:center;opacity:.15;
}
.article-hero .container{position:relative;z-index:2}
.crumbs{display:flex;align-items:center;gap:9px;font-size:13.5px;color:#9aa2c4;flex-wrap:wrap}
.crumbs a{color:#c8cfe8;transition:color .2s ease}
.crumbs a:hover{color:var(--gold)}
.crumbs .sep{color:#4c5478}
.article-hero-body{margin-top:20px;max-width:880px}
.article-tag{
 display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;
 background:rgba(255,180,0,.14);border:1px solid rgba(255,180,0,.4);
 color:var(--gold-2);font-size:13px;font-weight:700;letter-spacing:.4px;
}
.article-hero h1{
 margin:16px 0 0;font-size:clamp(26px,3.2vw,38px);line-height:1.34;
 font-weight:900;color:#fff;letter-spacing:.3px;
}
.article-meta{margin-top:18px;display:flex;flex-wrap:wrap;gap:10px 24px;font-size:13.5px;color:#a9b1d2}
.article-meta span{display:inline-flex;align-items:center;gap:8px}
.article-meta i{width:6px;height:6px;border-radius:50%;background:var(--gold);display:inline-block}

/* ============ Article body ============ */
.article-wrap{padding:52px 0 72px;background:var(--bg)}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:40px;align-items:start}
.article-main{min-width:0}
.article-content{
 max-width:720px;background:var(--surface);border:1px solid var(--line);
 border-radius:var(--radius-lg);padding:36px 38px;box-shadow:var(--shadow-sm);
}
.article-content>*:first-child{margin-top:0}
.article-content h2{
 font-size:23px;line-height:1.45;font-weight:800;color:var(--ink);
 margin:34px 0 14px;padding-left:13px;border-left:4px solid var(--gold);
}
.article-content h3{font-size:18px;line-height:1.5;font-weight:800;color:var(--ink-3);margin:26px 0 10px}
.article-content h4{font-size:16px;font-weight:800;color:var(--ink-3);margin:20px 0 8px}
.article-content p{margin:0 0 16px;color:#333a52;font-size:16px;line-height:1.95}
.article-content ul,.article-content ol{margin:0 0 18px;padding-left:22px;color:#333a52}
.article-content li{margin:8px 0;line-height:1.9;font-size:15.5px}
.article-content li::marker{color:var(--gold-deep)}
.article-content a{color:var(--gold-deep);border-bottom:1px solid rgba(224,154,0,.4);transition:color .2s ease,border-color .2s ease}
.article-content a:hover{color:var(--gold);border-color:var(--gold)}
.article-content strong{color:var(--ink);font-weight:800}
.article-content blockquote{
 margin:22px 0;padding:16px 20px;border-left:4px solid var(--cyan);
 background:#f3fbfa;border-radius:0 10px 10px 0;color:#2c4a55;font-size:15px;
}
.article-content blockquote p:last-child{margin-bottom:0}
.article-content img{border-radius:12px;margin:24px 0;box-shadow:var(--shadow);height:auto}
.article-content figure{margin:24px 0}
.article-content figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:10px}
.article-content table{width:100%;border-collapse:collapse;margin:20px 0;font-size:14.5px}
.article-content th,.article-content td{border:1px solid var(--line);padding:10px 12px;text-align:left}
.article-content th{background:#f2f4fb;color:var(--ink);font-weight:800}
.article-content hr{border:0;border-top:1px dashed var(--line);margin:28px 0}
.article-empty{max-width:720px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);padding:44px 38px;box-shadow:var(--shadow-sm);text-align:center}
.article-empty h2{margin:0 0 12px;font-size:22px;color:var(--ink);font-weight:900}
.article-empty p{margin:0 0 22px;color:var(--muted);font-size:15px}

/* ============ Sidebar ============ */
.article-side{display:flex;flex-direction:column;gap:20px;position:sticky;top:92px}
.side-card{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:20px;box-shadow:var(--shadow-sm);
 transition:box-shadow .3s ease,transform .3s ease,border-color .3s ease;
}
.side-card:hover{box-shadow:var(--shadow);transform:translateY(-2px);border-color:#f0dfb6}
.side-title{display:flex;align-items:center;gap:9px;font-size:15px;font-weight:800;color:var(--ink);margin:0 0 14px}
.side-title::before{content:"";width:4px;height:16px;border-radius:3px;background:linear-gradient(180deg,var(--gold),var(--gold-deep))}
.info-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:11px}
.info-list li{display:flex;justify-content:space-between;gap:14px;font-size:13.5px;color:var(--muted);border-bottom:1px dashed var(--line);padding-bottom:9px}
.info-list li:last-child{border-bottom:0;padding-bottom:0}
.info-list b{color:var(--ink);font-weight:700;text-align:right;word-break:break-word}
.chip-row{display:flex;flex-wrap:wrap;gap:8px}
.chip{padding:6px 12px;border-radius:999px;background:#f0f2fa;color:#4a5270;font-size:12.5px;border:1px solid #e4e8f4;transition:background .2s ease,color .2s ease,border-color .2s ease}
.chip:hover{background:rgba(255,180,0,.12);color:var(--gold-deep);border-color:rgba(255,180,0,.45)}
.side-figure{margin:0;position:relative;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-sm)}
.side-figure img{width:100%;height:180px;object-fit:cover;transition:transform .5s ease}
.side-figure:hover img{transform:scale(1.05)}
.side-figure figcaption{
 position:absolute;left:0;right:0;bottom:0;padding:28px 16px 12px;
 font-size:13px;color:#fff;line-height:1.6;
 background:linear-gradient(180deg,rgba(16,20,44,0),rgba(16,20,44,.88));
}

/* ============ Sections ============ */
.section{padding:64px 0;position:relative}
.section-head{max-width:720px;margin-bottom:32px}
.kicker{display:inline-flex;align-items:center;gap:9px;font-size:12.5px;font-weight:800;letter-spacing:2px;color:var(--gold-deep)}
.kicker::before{content:"";width:22px;height:2px;background:var(--gold);border-radius:2px}
.section-title{margin:12px 0 0;font-size:clamp(22px,2.4vw,30px);font-weight:900;color:var(--ink);line-height:1.35}
.section-desc{margin:12px 0 0;color:var(--muted);font-size:15px;line-height:1.9}

/* ============ Highlights ============ */
.hl-section{background:linear-gradient(180deg,#ffffff 0%,#f7f8fd 100%)}
.hl-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.hl-card{
 position:relative;overflow:hidden;background:var(--surface);border:1px solid var(--line);
 border-radius:var(--radius);padding:26px 24px;box-shadow:var(--shadow-sm);
 transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.hl-card::after{
 content:"";position:absolute;right:-40px;bottom:-60px;width:160px;height:160px;border-radius:50%;
 background:radial-gradient(circle,rgba(255,180,0,.18),transparent 70%);
 opacity:0;transition:opacity .35s ease;
}
.hl-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#f0ddb2}
.hl-card:hover::after{opacity:1}
.hl-num{font-size:13px;font-weight:900;color:var(--gold-deep);letter-spacing:2px}
.hl-card h3{margin:10px 0;font-size:18px;font-weight:800;color:var(--ink)}
.hl-card p{margin:0;color:var(--muted);font-size:14.5px;line-height:1.85}
.hl-card ul{margin:14px 0 0;padding:0;list-style:none;display:flex;flex-direction:column;gap:8px}
.hl-card li{position:relative;padding-left:16px;font-size:13.5px;color:#4a5270;line-height:1.75}
.hl-card li::before{content:"";position:absolute;left:0;top:9px;width:6px;height:6px;border-radius:50%;background:var(--gold)}

/* ============ Post grid ============ */
.updates-section{background:var(--surface)}
.post-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.post-card{
 display:flex;flex-direction:column;height:100%;
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:22px;box-shadow:var(--shadow-sm);
 transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#f0ddb2}
.post-tag{
 align-self:flex-start;padding:4px 11px;border-radius:999px;font-size:12px;font-weight:700;
 background:rgba(255,180,0,.12);color:var(--gold-deep);border:1px solid rgba(255,180,0,.32);
}
.post-card h3{margin:12px 0 8px;font-size:16.5px;font-weight:800;color:var(--ink);line-height:1.55}
.post-card p{margin:0 0 16px;color:var(--muted);font-size:13.8px;line-height:1.8;flex:1}
.post-date{font-size:12.5px;color:#98a0b8;letter-spacing:.4px}

/* ============ FAQ ============ */
.faq-section{background:linear-gradient(180deg,#f7f8fd 0%,#ffffff 100%)}
.faq-list{display:flex;flex-direction:column;gap:14px;max-width:880px}
.faq-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);overflow:hidden;transition:border-color .25s ease,box-shadow .25s ease}
.faq-item:hover{border-color:#f0ddb2;box-shadow:var(--shadow)}
.faq-item summary{
 list-style:none;cursor:pointer;padding:18px 22px;font-weight:800;color:var(--ink);
 font-size:15.5px;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:20px;font-weight:800;color:var(--gold-deep);transition:transform .25s ease;line-height:1}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item p{margin:0;padding:0 22px 20px;color:var(--muted);font-size:14.5px;line-height:1.9}

/* ============ Lead ============ */
.lead-section{padding:0 0 76px;background:var(--surface)}
.lead-box{
 position:relative;overflow:hidden;border-radius:var(--radius-lg);
 padding:52px 44px;color:#fff;box-shadow:var(--shadow-lg);
 background:
  radial-gradient(700px 320px at 12% 0%,rgba(255,180,0,.28),transparent 62%),
  linear-gradient(140deg,#1a1f3d 0%,#2a3260 70%,#1f2650 100%);
}
.lead-box::before{
 content:"";position:absolute;inset:0;
 background-image:url('/assets/images/9c91b2313eea853d.webp');
 background-size:cover;background-position:center;opacity:.14;
}
.lead-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.25fr .75fr;gap:36px;align-items:center}
.lead-inner h2{margin:0;font-size:clamp(22px,2.6vw,32px);font-weight:900;line-height:1.36}
.lead-inner p{margin:14px 0 0;color:#c6cce4;font-size:15px;line-height:1.9}
.lead-actions{margin-top:26px;display:flex;gap:14px;flex-wrap:wrap}
.get-card{
 background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);
 border-radius:var(--radius);padding:22px;backdrop-filter:blur(6px);
}
.get-card h3{margin:0 0 12px;font-size:15px;font-weight:800;color:var(--gold-2)}
.get-card ul{margin:0;padding:0;list-style:none;display:flex;flex-direction:column;gap:10px}
.get-card li{font-size:13.5px;color:#cfd5ea;line-height:1.7;padding-left:16px;position:relative}
.get-card li::before{content:"";position:absolute;left:0;top:8px;width:6px;height:6px;border-radius:50%;background:var(--cyan)}

/* ============ Footer ============ */
.site-footer{background:#141833;color:#a8b0cc;padding:56px 0 0}
.footer-top{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.09)}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:17px;margin-bottom:14px}
.footer-brand .brand-mark{width:34px;height:34px;border-radius:10px;font-size:16px}
.footer-about{font-size:13.5px;line-height:1.9;color:#8e97b8;max-width:340px;margin:0}
.footer-col h4{margin:0 0 14px;font-size:14px;color:#fff;font-weight:800;letter-spacing:.5px}
.footer-col ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:13.5px;color:#8e97b8;transition:color .2s ease,padding-left .2s ease}
.footer-col a:hover{color:var(--gold);padding-left:4px}
.footer-bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;padding:20px 0;font-size:12.5px;color:#79819f}

/* ============ Responsive ============ */
@media (max-width:1024px){
 .article-layout{grid-template-columns:minmax(0,1fr);gap:32px}
 .article-side{position:static;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
 .hl-grid,.post-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
 .lead-inner{grid-template-columns:1fr;gap:26px}
 .footer-top{grid-template-columns:1fr 1fr}
}
@media (max-width:900px){
 .nav-desktop,.header-cta{display:none}
 .menu-toggle{display:inline-flex}
 .header-inner{height:66px}
}
@media (max-width:768px){
 .section{padding:48px 0}
 .article-hero{padding:32px 0 44px}
 .article-wrap{padding:40px 0 56px}
 .article-content{padding:26px 22px;border-radius:var(--radius)}
 .article-content h2{font-size:20px}
 .article-content p{font-size:15.5px}
 .article-side{grid-template-columns:1fr}
 .hl-grid,.post-grid{grid-template-columns:1fr}
 .lead-box{padding:36px 24px;border-radius:var(--radius)}
 .lead-section{padding-bottom:56px}
 .footer-top{grid-template-columns:1fr;gap:26px;padding-bottom:30px}
 .footer-about{max-width:none}
}
@media (max-width:520px){
 .container{padding:0 16px}
 .brand-name{font-size:16px}
 .brand-sub{font-size:10px;letter-spacing:1.4px}
 .article-hero h1{font-size:24px;line-height:1.4}
 .article-meta{gap:8px 16px;font-size:12.5px}
 .btn{width:100%;padding:13px 18px}
 .lead-actions{flex-direction:column}
 .get-card{padding:18px}
 .footer-bottom{flex-direction:column;gap:8px}
}

/* roulang page: category1 */
:root{
  --ink:#1a1f3d;
  --ink-2:#232a52;
  --ink-3:#2f3765;
  --gold:#ffb400;
  --gold-2:#ffd166;
  --gold-deep:#e09a00;
  --cyan:#3fe0d0;
  --bg:#f5f6fb;
  --surface:#ffffff;
  --text:#1c2033;
  --muted:#6b7186;
  --line:#e5e8f1;
  --radius:12px;
  --radius-lg:20px;
  --shadow-sm:0 2px 10px rgba(26,31,61,.06);
  --shadow:0 12px 30px rgba(26,31,61,.10);
  --shadow-lg:0 26px 60px rgba(26,31,61,.18);
  --maxw:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.78;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 22px}

/* ============ Header ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(26,31,61,.97);
  border-bottom:1px solid rgba(255,180,0,.2);
  box-shadow:0 6px 24px rgba(10,12,28,.28);
  backdrop-filter:blur(12px);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;height:72px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:40px;height:40px;border-radius:11px;display:grid;place-items:center;
  background:linear-gradient(140deg,#ffc233,#ffb400 60%,#e8890a);
  color:#241a00;font-weight:900;font-size:19px;letter-spacing:.5px;
  box-shadow:0 8px 18px rgba(255,180,0,.35);
}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-name{color:#fff;font-size:18px;font-weight:800;letter-spacing:.6px}
.brand-sub{color:rgba(255,255,255,.5);font-size:11px;letter-spacing:2px}
.nav-desktop{display:flex;align-items:center;gap:30px}
.nav-link{
  position:relative;color:#cdd2e8;font-size:15px;font-weight:500;
  padding:6px 0;transition:color .25s ease;
}
.nav-link::after{
  content:"";position:absolute;left:0;bottom:-2px;height:2px;width:0;
  background:linear-gradient(90deg,var(--gold),var(--gold-2));
  border-radius:2px;transition:width .3s ease;
}
.nav-link:hover{color:#fff}
.nav-link:hover::after{width:100%}
.nav-link.active{color:var(--gold)}
.nav-link.active::after{width:100%}
.header-cta{
  display:inline-flex;align-items:center;gap:8px;padding:10px 20px;border-radius:999px;
  background:linear-gradient(135deg,#ffc233,#ffb400 55%,#f09400);
  color:#2a1e00;font-weight:800;font-size:14px;
  box-shadow:0 8px 20px rgba(255,180,0,.3);
  transition:transform .25s ease,box-shadow .25s ease;
}
.header-cta:hover{transform:translateY(-2px);box-shadow:0 14px 28px rgba(255,180,0,.42)}
.menu-toggle{
  display:none;width:42px;height:42px;border-radius:11px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);
  color:#fff;cursor:pointer;align-items:center;justify-content:center;
}
.menu-toggle span{display:block;width:18px;height:2px;background:#fff;border-radius:2px;position:relative}
.menu-toggle span::before,.menu-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:#fff;border-radius:2px;
}
.menu-toggle span::before{top:-6px}
.menu-toggle span::after{top:6px}
.mobile-panel{display:none;border-top:1px solid rgba(255,255,255,.12);background:#1a1f3d;padding:14px 0 20px}
.mobile-panel.open{display:block}
.mobile-panel a{
  display:block;padding:12px 22px;color:#d5d9ea;font-size:15px;border-radius:8px;
}
.mobile-panel a:hover,.mobile-panel a.active{color:var(--gold);background:rgba(255,180,0,.08)}

/* ============ Buttons ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:999px;font-weight:800;font-size:15px;
  border:1px solid transparent;cursor:pointer;
  transition:transform .25s ease,box-shadow .25s ease,background .25s ease,color .25s ease,border-color .25s ease;
}
.btn-gold{
  background:linear-gradient(135deg,#ffc233,#ffb400 55%,#f09400);
  color:#2a1e00;box-shadow:0 12px 26px rgba(255,180,0,.32);
}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 18px 34px rgba(255,180,0,.44)}
.btn-gold:active{transform:translateY(0)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.34)}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold);transform:translateY(-2px)}
.btn-outline{background:#fff;color:var(--ink);border-color:var(--line);box-shadow:var(--shadow-sm)}
.btn-outline:hover{border-color:var(--gold);color:var(--gold-deep);transform:translateY(-2px);box-shadow:var(--shadow)}

/* ============ Category hero ============ */
.category-hero{
  position:relative;overflow:hidden;color:#fff;
  padding:60px 0 0;
  background:
    radial-gradient(880px 420px at 6% -14%,rgba(255,180,0,.24),transparent 62%),
    radial-gradient(720px 400px at 94% 2%,rgba(63,224,208,.14),transparent 64%),
    linear-gradient(156deg,#12162f 0%,#1a1f3d 46%,#252d59 100%);
}
.category-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/7605f4f6d7050bc5.webp');
  background-size:cover;background-position:center;
  opacity:.15;
}
.category-hero .container{position:relative;z-index:2}
.hero-inner{
  display:grid;grid-template-columns:1.06fr .94fr;gap:48px;align-items:start;
  padding-bottom:58px;
}
.hero-badge{
  display:inline-flex;align-items:center;gap:9px;padding:7px 15px;border-radius:999px;
  background:rgba(255,180,0,.13);border:1px solid rgba(255,180,0,.42);
  color:var(--gold-2);font-size:13px;font-weight:700;letter-spacing:.6px;
}
.hero-badge i{width:7px;height:7px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 4px rgba(255,180,0,.18)}
.hero-title{
  margin:20px 0 0;font-size:clamp(28px,3.4vw,44px);line-height:1.26;font-weight:900;letter-spacing:.4px;
  background:linear-gradient(120deg,#ffffff 18%,#ffe6ad 62%,#ffb400 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-title span{display:block;font-size:.52em;font-weight:800;letter-spacing:1px;margin-top:12px;color:#e8ecff;-webkit-text-fill-color:#e8ecff}
.hero-claim{margin-top:18px;color:#c9cee6;font-size:15.5px;line-height:1.95;max-width:620px}
.hero-points{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.hero-point{
  display:inline-flex;align-items:center;gap:7px;padding:7px 14px;border-radius:8px;
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.15);
  color:#dfe4f7;font-size:13.5px;font-weight:600;
}
.hero-point::before{content:"";width:6px;height:6px;border-radius:2px;background:var(--gold);transform:rotate(45deg)}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.hero-visual{display:grid;gap:16px}
.hero-shot{
  position:relative;margin:0;border-radius:var(--radius-lg);overflow:hidden;
  border:1px solid rgba(255,180,0,.32);
  box-shadow:0 28px 60px rgba(6,9,24,.55);
  background:#0f1330;
}
.hero-shot img{width:100%;height:100%;aspect-ratio:4/3;object-fit:cover;opacity:.94;transition:transform .6s ease}
.hero-shot:hover img{transform:scale(1.04)}
.hero-shot figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:14px 18px;font-size:13px;color:#f4f6ff;
  background:linear-gradient(to top,rgba(10,13,32,.94),rgba(10,13,32,.1));
  letter-spacing:.5px;
}
.hero-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.metric{
  border-radius:var(--radius);padding:14px 12px;text-align:center;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.13);
  transition:background .3s ease,border-color .3s ease,transform .3s ease;
}
.metric:hover{background:rgba(255,180,0,.12);border-color:rgba(255,180,0,.4);transform:translateY(-3px)}
.metric b{display:block;font-size:24px;font-weight:900;color:var(--gold-2);line-height:1.2}
.metric span{display:block;font-size:12.5px;color:#b9c0da;margin-top:4px;letter-spacing:.4px}

/* ============ Pill nav ============ */
.pill-bar{background:#fff;border-bottom:1px solid var(--line);box-shadow:var(--shadow-sm)}
.pill-track{
  display:flex;align-items:center;gap:10px;overflow-x:auto;padding:14px 0;
  scrollbar-width:none;
}
.pill-track::-webkit-scrollbar{display:none}
.pill{
  flex:0 0 auto;display:inline-flex;align-items:center;gap:8px;
  padding:9px 18px;border-radius:999px;font-size:14px;font-weight:600;
  color:#4b5573;background:#fff;border:1px solid var(--line);
  transition:border-color .25s ease,color .25s ease,background .25s ease,transform .25s ease;
}
.pill:hover{border-color:var(--gold);color:var(--gold-deep);transform:translateY(-2px)}
.pill.is-current{
  background:linear-gradient(135deg,#232a52,#1a1f3d);
  border-color:rgba(255,180,0,.6);color:var(--gold-2);
  box-shadow:0 8px 20px rgba(26,31,61,.22);
}
.pill i{width:6px;height:6px;border-radius:50%;background:currentColor;opacity:.7}

/* ============ Sections ============ */
.section{padding:74px 0}
.section--surface{background:var(--surface)}
.section--alt{background:#eef1f9}
.section--dark{
  background:
    radial-gradient(720px 340px at 88% 0%,rgba(255,180,0,.16),transparent 60%),
    linear-gradient(150deg,#151a35,#1a1f3d 60%,#242c56);
  color:#e8ecfb;
}
.section-head{max-width:760px;margin-bottom:38px}
.section-head.is-center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:800;letter-spacing:2px;text-transform:uppercase;
  color:var(--gold-deep);margin-bottom:12px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:linear-gradient(90deg,var(--gold),var(--gold-2))}
.section--dark .eyebrow{color:var(--gold-2)}
.sec-title{
  margin:0;font-size:clamp(23px,2.4vw,31px);line-height:1.34;font-weight:900;color:var(--ink);letter-spacing:.3px;
}
.section--dark .sec-title{color:#fff}
.sec-desc{margin:14px 0 0;color:var(--muted);font-size:15px;line-height:1.95}
.section--dark .sec-desc{color:#bfc6e0}

/* ============ Chain cards ============ */
.chain-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.chain-card{
  position:relative;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);padding:26px 22px 24px;box-shadow:var(--shadow-sm);
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
  overflow:hidden;
}
.chain-card::after{
  content:"";position:absolute;left:0;top:0;height:3px;width:0;
  background:linear-gradient(90deg,var(--gold),var(--gold-2));transition:width .35s ease;
}
.chain-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#dfe3f0}
.chain-card:hover::after{width:100%}
.chain-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:10px;font-weight:900;font-size:16px;
  background:linear-gradient(140deg,#232a52,#1a1f3d);color:var(--gold-2);
  box-shadow:0 8px 16px rgba(26,31,61,.2);
}
.chain-card h3{margin:16px 0 8px;font-size:17px;font-weight:800;color:var(--ink)}
.chain-card p{margin:0;font-size:14px;color:var(--muted);line-height:1.85}
.chain-tag{
  display:inline-block;margin-top:14px;padding:4px 10px;border-radius:6px;
  background:rgba(255,180,0,.12);color:var(--gold-deep);
  font-size:12px;font-weight:700;letter-spacing:.4px;
}

/* ============ Tier table ============ */
.split{display:grid;grid-template-columns:.86fr 1.14fr;gap:44px;align-items:start}
.tier-table{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
  box-shadow:var(--shadow);overflow:hidden;
}
.tier-row{
  display:grid;grid-template-columns:74px 132px 1.15fr 1fr;gap:14px;align-items:center;
  padding:16px 22px;border-bottom:1px solid var(--line);
  transition:background .25s ease;
}
.tier-row:last-child{border-bottom:0}
.tier-row:hover{background:#fafbff}
.tier-row.head{
  background:linear-gradient(135deg,#232a52,#1a1f3d);color:#dfe4f7;
  font-size:13px;font-weight:800;letter-spacing:1px;
}
.tier-badge{
  display:inline-flex;align-items:center;justify-content:center;
  width:44px;height:32px;border-radius:8px;font-weight:900;font-size:14px;
  background:rgba(26,31,61,.08);color:var(--ink);
}
.tier-badge.hot{background:linear-gradient(135deg,#ffc233,#f09400);color:#2a1e00;box-shadow:0 6px 14px rgba(255,180,0,.3)}
.tier-rate{font-weight:900;color:var(--ink);font-size:15px}
.tier-cell{font-size:13.5px;color:var(--muted);line-height:1.7}
.tier-note{
  margin-top:18px;padding:16px 18px;border-radius:var(--radius);
  background:#fff7e3;border:1px solid #ffe1a6;color:#7a5a00;font-size:13.5px;line-height:1.8;
}

/* ============ Rhythm list ============ */
.rhythm-list{display:grid;gap:14px;margin:0;padding:0;list-style:none}
.rhythm-item{
  position:relative;padding:18px 20px 18px 24px;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);
  transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;
}
.rhythm-item::before{
  content:"";position:absolute;left:0;top:16px;bottom:16px;width:3px;border-radius:3px;
  background:linear-gradient(180deg,var(--gold),var(--gold-2));
}
.rhythm-item:hover{transform:translateX(4px);box-shadow:var(--shadow);border-color:#dfe3f0}
.rhythm-item h4{margin:0 0 6px;font-size:15.5px;font-weight:800;color:var(--ink);display:flex;align-items:center;gap:10px}
.rhythm-item h4 em{
  font-style:normal;font-size:12px;font-weight:700;color:var(--gold-deep);
  background:rgba(255,180,0,.13);padding:2px 9px;border-radius:5px;
}
.rhythm-item p{margin:0;font-size:13.8px;color:var(--muted);line-height:1.82}

/* ============ Version block ============ */
.version-wrap{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center}
.version-figure{margin:0;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow);border:1px solid rgba(255,180,0,.22)}
.version-figure img{width:100%;aspect-ratio:16/11;object-fit:cover;transition:transform .6s ease}
.version-figure:hover img{transform:scale(1.05)}
.version-list{display:grid;gap:18px;margin:0;padding:0;list-style:none}
.version-list li{
  padding:18px 20px;border-radius:var(--radius);
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);
  transition:background .28s ease,border-color .28s ease,transform .28s ease;
}
.version-list li:hover{background:rgba(255,180,0,.1);border-color:rgba(255,180,0,.35);transform:translateY(-3px)}
.version-list b{display:block;color:var(--gold-2);font-size:15px;font-weight:800;margin-bottom:6px}
.version-list p{margin:0;font-size:14px;color:#c2c9e2;line-height:1.85}

/* ============ Scene grid ============ */
.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.scene-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:28px 24px;box-shadow:var(--shadow-sm);
  transition:transform .3s ease,box-shadow .3s ease;
}
.scene-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.scene-card .tag{
  display:inline-block;padding:4px 11px;border-radius:999px;font-size:12px;font-weight:800;
  background:rgba(26,31,61,.06);color:var(--ink-3);letter-spacing:.5px;
}
.scene-card h3{margin:14px 0 10px;font-size:17px;font-weight:800;color:var(--ink)}
.scene-card p{margin:0;font-size:14px;color:var(--muted);line-height:1.86}

/* ============ Steps ============ */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:0;counter-reset:step}
.step{
  position:relative;padding:0 24px 0 0;
}
.step::after{
  content:"";position:absolute;right:6px;top:22px;width:calc(100% - 60px);height:2px;
  background:linear-gradient(90deg,rgba(255,180,0,.6),rgba(255,180,0,.08));
  transform:translateX(56px);opacity:.8;
}
.step:last-child::after{display:none}
.step-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:46px;height:46px;border-radius:14px;font-weight:900;font-size:17px;
  background:rgba(255,180,0,.14);border:1px solid rgba(255,180,0,.42);color:var(--gold-2);
}
.step h3{margin:16px 0 8px;font-size:16px;font-weight:800;color:#fff}
.step p{margin:0;font-size:13.8px;color:#bcc4de;line-height:1.85}

/* ============ Post list ============ */
.post-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:18px}
.post-card{
  display:flex;flex-direction:column;gap:10px;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px;box-shadow:var(--shadow-sm);
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.post-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#dfe3f0}
.post-meta{display:flex;flex-wrap:wrap;align-items:center;gap:9px;font-size:12.5px;color:var(--muted)}
.post-meta .chip{
  padding:3px 10px;border-radius:5px;background:rgba(255,180,0,.13);
  color:var(--gold-deep);font-weight:800;
}
.post-card h3{margin:0;font-size:16.5px;line-height:1.55;font-weight:800;color:var(--ink);transition:color .25s ease}
.post-card:hover h3{color:var(--gold-deep)}
.post-card p{
  margin:0;font-size:14px;color:var(--muted);line-height:1.84;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.post-more{margin-top:auto;font-size:13.5px;font-weight:800;color:var(--ink-3);display:inline-flex;align-items:center;gap:6px}
.post-card:hover .post-more{color:var(--gold-deep)}
.empty-note{
  margin:0;padding:28px;border-radius:var(--radius);text-align:center;
  background:#fff;border:1px dashed var(--line);color:var(--muted);font-size:14px;
}

/* ============ FAQ ============ */
.faq-list{display:grid;gap:12px;max-width:900px}
.faq-item{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-sm);transition:border-color .25s ease,box-shadow .25s ease;
}
.faq-item[open]{border-color:rgba(255,180,0,.5);box-shadow:var(--shadow)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 22px;font-size:15.5px;font-weight:800;color:var(--ink);
  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:26px;height:26px;border-radius:8px;
  display:grid;place-items:center;background:rgba(26,31,61,.06);color:var(--ink-3);
  font-size:16px;font-weight:800;transition:background .25s ease,color .25s ease,transform .25s ease;
}
.faq-item[open] summary::after{content:"−";background:var(--gold);color:#2a1e00;transform:rotate(180deg)}
.faq-item .faq-body{padding:0 22px 20px;font-size:14.2px;color:var(--muted);line-height:1.9}

/* ============ CTA ============ */
.cta-band{
  display:grid;grid-template-columns:1fr 380px;gap:40px;align-items:center;
  padding:44px;border-radius:var(--radius-lg);
  background:
    radial-gradient(560px 280px at 90% -20%,rgba(255,180,0,.22),transparent 62%),
    linear-gradient(140deg,#1a1f3d,#242c56);
  border:1px solid rgba(255,180,0,.28);
  box-shadow:var(--shadow-lg);
  color:#eef1fb;
}
.cta-band h2{margin:0;font-size:clamp(21px,2.2vw,27px);font-weight:900;color:#fff;line-height:1.4}
.cta-band p{margin:12px 0 0;font-size:14.6px;color:#c3cae3;line-height:1.9}
.lead-form{display:flex;gap:10px;flex-wrap:wrap}
.lead-form input[type="email"]{
  flex:1 1 200px;min-width:0;padding:13px 18px;border-radius:999px;
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.24);
  color:#fff;font-size:14.5px;transition:border-color .25s ease,background .25s ease;
}
.lead-form input[type="email"]::placeholder{color:#a7afca}
.lead-form input[type="email"]:focus{border-color:var(--gold);background:rgba(255,255,255,.16);outline:none}
.lead-form .btn{flex:0 0 auto}
.form-note{margin:12px 0 0;font-size:12.8px;color:#9aa3c0;min-height:20px}
.form-note.is-on{color:var(--gold-2);font-weight:700}

/* ============ Footer ============ */
.site-footer{
  margin-top:20px;padding:64px 0 0;
  background:#12162f;color:#c9cee6;
  border-top:1px solid rgba(255,180,0,.18);
}
.footer-top{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;padding-bottom:44px}
.footer-brand{display:flex;align-items:center;gap:11px;color:#fff;font-size:18px;font-weight:800;letter-spacing:.5px}
.footer-about{margin:16px 0 0;font-size:13.8px;color:#9aa2c0;line-height:1.9;max-width:420px}
.footer-col h4{margin:0 0 16px;font-size:15px;font-weight:800;color:#fff;letter-spacing:.5px}
.footer-col ul{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.footer-col a{font-size:13.8px;color:#9aa2c0;transition:color .25s ease,padding-left .25s ease}
.footer-col a:hover{color:var(--gold);padding-left:4px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  padding:20px 0;display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap;
  font-size:13px;color:#8189a8;
}

/* ============ Responsive ============ */
@media (max-width:1024px){
  .hero-inner{grid-template-columns:1fr;gap:34px;padding-bottom:46px}
  .chain-grid{grid-template-columns:repeat(2,1fr)}
  .split{grid-template-columns:1fr;gap:30px}
  .version-wrap{grid-template-columns:1fr;gap:30px}
  .scene-grid{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:1fr 1fr;gap:28px}
  .step::after{display:none}
  .cta-band{grid-template-columns:1fr;padding:34px}
  .footer-top{grid-template-columns:1fr 1fr;gap:32px}
  .nav-desktop{gap:20px}
}
@media (max-width:768px){
  .nav-desktop,.header-cta{display:none}
  .menu-toggle{display:flex}
  .header-inner{height:64px}
  .section{padding:54px 0}
  .tier-row{grid-template-columns:64px 1fr;gap:8px 12px;padding:14px 18px}
  .tier-row.head{display:none}
  .tier-row .tier-cell{grid-column:1 / -1;font-size:13px}
  .scene-grid{grid-template-columns:1fr}
  .post-grid{grid-template-columns:1fr}
  .cta-band{padding:28px 22px}
  .hero-metrics{grid-template-columns:repeat(3,1fr)}
  .footer-top{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .chain-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr;gap:22px}
  .hero-title{font-size:26px}
  .hero-actions .btn{width:100%}
  .lead-form .btn{width:100%}
  .hero-metrics{grid-template-columns:1fr}
  .metric{display:flex;align-items:center;justify-content:space-between;text-align:left;padding:12px 16px}
  .metric b{font-size:20px}
  .metric span{margin-top:0}
}

/* roulang page: category2 */
:root{
 --ink:#1a1f3d;
 --ink-2:#232a52;
 --ink-3:#2f3765;
 --gold:#ffb400;
 --gold-2:#ffd166;
 --gold-deep:#e09a00;
 --cyan:#3fe0d0;
 --bg:#f5f6fb;
 --surface:#ffffff;
 --text:#1c2033;
 --muted:#6b7186;
 --line:#e5e8f1;
 --radius:12px;
 --radius-lg:20px;
 --shadow-sm:0 2px 10px rgba(26,31,61,.06);
 --shadow:0 12px 30px rgba(26,31,61,.10);
 --shadow-lg:0 26px 60px rgba(26,31,61,.18);
 --maxw:1180px;
}
*,::before,::after{box-sizing:border-box}
html{scroll-behavior:smooth}
html body{
 margin:0;
 font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
 background:var(--bg);
 color:var(--text);
 line-height:1.78;
 -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 22px}

/* ============ Header ============ */
.site-header{
 position:sticky;top:0;z-index:80;
 background:rgba(26,31,61,.97);
 border-bottom:1px solid rgba(255,180,0,.2);
 box-shadow:0 6px 24px rgba(10,12,28,.28);
 backdrop-filter:blur(12px);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;height:72px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
 width:40px;height:40px;border-radius:11px;display:grid;place-items:center;
 background:linear-gradient(140deg,#ffc233,#ffb400 60%,#e8890a);
 color:#241a00;font-weight:900;font-size:19px;letter-spacing:.5px;
 box-shadow:0 8px 18px rgba(255,180,0,.35);
}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-name{color:#fff;font-size:18px;font-weight:800;letter-spacing:.6px}
.brand-sub{color:rgba(255,255,255,.5);font-size:11px;letter-spacing:2px}
.nav-desktop{display:flex;align-items:center;gap:30px}
.nav-link{
 position:relative;color:#cdd2e8;font-size:15px;font-weight:500;
 padding:6px 0;transition:color .25s ease;
}
.nav-link::after{
 content:"";position:absolute;left:0;bottom:-2px;height:2px;width:0;
 background:linear-gradient(90deg,var(--gold),var(--gold-2));
 border-radius:2px;transition:width .3s ease;
}
.nav-link:hover{color:#fff}
.nav-link:hover::after{width:100%}
.nav-link.active{color:var(--gold)}
.nav-link.active::after{width:100%}
.header-cta{
 display:inline-flex;align-items:center;gap:8px;padding:10px 20px;border-radius:999px;
 background:linear-gradient(135deg,#ffc233,#ffb400 55%,#f09400);
 color:#2a1e00;font-weight:800;font-size:14px;
 box-shadow:0 8px 20px rgba(255,180,0,.3);
 transition:transform .25s ease,box-shadow .25s ease;
}
.header-cta:hover{transform:translateY(-2px);box-shadow:0 14px 28px rgba(255,180,0,.42)}
.menu-toggle{
 display:none;width:42px;height:42px;border-radius:11px;
 background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);
 color:#fff;cursor:pointer;align-items:center;justify-content:center;
}
.menu-toggle span{display:block;width:18px;height:2px;background:#fff;border-radius:2px;position:relative}
.menu-toggle span::before,.menu-toggle span::after{
 content:"";position:absolute;left:0;width:18px;height:2px;background:#fff;border-radius:2px;
}
.menu-toggle span::before{top:-6px}
.menu-toggle span::after{top:6px}
.mobile-panel{display:none;border-top:1px solid rgba(255,255,255,.12);background:#1a1f3d;padding:14px 0 20px}
.mobile-panel.open{display:block}
.mobile-panel a{display:block;padding:12px 22px;color:#d5d9ea;font-size:15px;border-radius:8px}
.mobile-panel a:hover,.mobile-panel a.active{color:var(--gold);background:rgba(255,180,0,.08)}

/* ============ Buttons ============ */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:13px 26px;border-radius:999px;font-weight:800;font-size:15px;
 border:1px solid transparent;cursor:pointer;
 transition:transform .25s ease,box-shadow .25s ease,background .25s ease,color .25s ease,border-color .25s ease;
}
.btn-gold{
 background:linear-gradient(135deg,#ffc233,#ffb400 55%,#f09400);
 color:#2a1e00;box-shadow:0 12px 26px rgba(255,180,0,.32);
}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 18px 34px rgba(255,180,0,.44)}
.btn-gold:active{transform:translateY(0)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.34)}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold);transform:translateY(-2px)}
.btn-outline{background:#fff;color:var(--ink);border-color:var(--line);box-shadow:var(--shadow-sm)}
.btn-outline:hover{border-color:var(--gold);color:var(--gold-deep);transform:translateY(-2px);box-shadow:var(--shadow)}

/* ============ Category Hero ============ */
.cat-hero{
 position:relative;overflow:hidden;color:#fff;
 padding:56px 0 26px;
 background:
  radial-gradient(880px 400px at 6% -14%,rgba(255,180,0,.24),transparent 62%),
  radial-gradient(720px 420px at 98% 6%,rgba(63,224,208,.14),transparent 62%),
  linear-gradient(152deg,#12162f 0%,#1a1f3d 46%,#252d59 100%);
}
.cat-hero::before{
 content:"";position:absolute;inset:0;
 background-image:url('/assets/images/7605f4f6d7050bc5.webp');
 background-size:cover;background-position:center;
 opacity:.15;filter:saturate(1.05);
}
.cat-hero .container{position:relative;z-index:2}
.cat-hero-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:46px;align-items:start}
.hero-badge{
 display:inline-flex;align-items:center;gap:9px;padding:7px 15px;border-radius:999px;
 background:rgba(255,180,0,.13);border:1px solid rgba(255,180,0,.42);
 color:var(--gold-2);font-size:13px;font-weight:700;letter-spacing:.6px;
}
.hero-badge i{width:7px;height:7px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 4px rgba(255,180,0,.18)}
.cat-title{
 margin:20px 0 0;font-size:clamp(30px,3.6vw,46px);line-height:1.24;
 font-weight:900;letter-spacing:.5px;
 background:linear-gradient(120deg,#ffffff 20%,#ffe6ad 62%,#ffb400 100%);
 -webkit-background-clip:text;background-clip:text;color:transparent;
}
.cat-hero-lead{margin:18px 0 0;color:#c9cee6;font-size:15.5px;line-height:1.95;max-width:640px}
.cat-hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.cat-hero-panel{
 background:rgba(255,255,255,.06);
 border:1px solid rgba(255,255,255,.16);
 border-radius:var(--radius-lg);
 padding:26px 24px;
 backdrop-filter:blur(8px);
 box-shadow:0 20px 44px rgba(8,10,24,.34);
}
.panel-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}
.panel-head b{font-size:16px;color:#fff;letter-spacing:.5px}
.panel-head span{font-size:12px;color:var(--gold-2);border:1px solid rgba(255,180,0,.4);border-radius:999px;padding:3px 10px}
.panel-list{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.panel-item{display:flex;align-items:flex-start;gap:12px;font-size:14.5px;color:#d3d8ec}
.panel-num{
 flex-shrink:0;width:26px;height:26px;border-radius:8px;display:grid;place-items:center;
 background:rgba(255,180,0,.16);color:var(--gold-2);font-size:12.5px;font-weight:800;
 border:1px solid rgba(255,180,0,.32);
}
.pill-nav{
 display:flex;gap:10px;margin-top:40px;padding-bottom:8px;
 overflow-x:auto;scrollbar-width:thin;
}
.pill-nav::-webkit-scrollbar{height:5px}
.pill-nav::-webkit-scrollbar-thumb{background:rgba(255,255,255,.2);border-radius:99px}
.pill{
 flex:0 0 auto;display:inline-flex;align-items:center;gap:8px;
 padding:9px 18px;border-radius:999px;font-size:14px;font-weight:600;
 color:#c6cbe2;background:rgba(255,255,255,.07);
 border:1px solid rgba(255,255,255,.14);
 transition:all .25s ease;white-space:nowrap;
}
.pill:hover{color:#fff;border-color:rgba(255,180,0,.5);background:rgba(255,180,0,.12)}
.pill.active{
 color:#2a1e00;background:linear-gradient(135deg,#ffc233,#ffb400 60%,#f09400);
 border-color:transparent;font-weight:800;
 box-shadow:0 10px 22px rgba(255,180,0,.3);
}

/* ============ Sections ============ */
.section{padding:74px 0}
.section-alt{background:#eef0f8}
.section-head{max-width:760px;margin-bottom:40px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.kicker{
 display:inline-flex;align-items:center;gap:8px;
 font-size:13px;font-weight:800;letter-spacing:1.6px;color:var(--gold-deep);
 text-transform:uppercase;margin-bottom:12px;
}
.kicker::before{content:"";width:22px;height:2px;background:var(--gold);border-radius:2px}
.section-title{margin:0;font-size:clamp(23px,2.4vw,32px);font-weight:900;color:var(--ink);line-height:1.36;letter-spacing:.4px}
.section-sub{margin:14px 0 0;color:var(--muted);font-size:15px;line-height:1.9}

/* ============ Cards ============ */
.card-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.card{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:26px 24px;box-shadow:var(--shadow-sm);
 transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;
}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:rgba(255,180,0,.55)}
.card-icon{
 width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
 background:linear-gradient(140deg,rgba(255,180,0,.18),rgba(255,180,0,.06));
 color:var(--gold-deep);font-weight:900;font-size:15px;
 border:1px solid rgba(255,180,0,.28);margin-bottom:16px;
}
.card h3{margin:0 0 10px;font-size:17px;font-weight:800;color:var(--ink)}
.card p{margin:0;font-size:14.5px;color:var(--muted);line-height:1.85}
.card-tag{
 display:inline-block;margin-top:16px;padding:4px 11px;border-radius:999px;
 font-size:12px;font-weight:700;color:var(--ink-3);
 background:#f1f3fb;border:1px solid var(--line);
}

/* ============ Split ============ */
.split{display:grid;grid-template-columns:1fr 1.05fr;gap:48px;align-items:center}
.split-media{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-lg)}
.split-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3}
.split-media::after{
 content:"";position:absolute;inset:0;
 background:linear-gradient(160deg,rgba(26,31,61,.05),rgba(26,31,61,.42));
}
.split-badge{
 position:absolute;left:20px;bottom:20px;z-index:2;
 padding:8px 16px;border-radius:999px;font-size:13px;font-weight:800;
 background:rgba(255,180,0,.94);color:#2a1e00;
}
.check-list{list-style:none;margin:22px 0 0;padding:0;display:grid;gap:16px}
.check-list li{
 position:relative;padding-left:40px;font-size:14.8px;color:var(--text);line-height:1.85;
}
.check-list li b{display:block;color:var(--ink);font-size:15.5px;margin-bottom:3px}
.check-list li::before{
 content:"✓";position:absolute;left:0;top:2px;
 width:26px;height:26px;border-radius:8px;display:grid;place-items:center;
 background:rgba(63,224,208,.16);color:#0f8f84;font-size:13px;font-weight:900;
 border:1px solid rgba(63,224,208,.4);
}

/* ============ Steps ============ */
.steps{display:grid;gap:16px}
.step{
 display:grid;grid-template-columns:56px 1fr;gap:20px;align-items:start;
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:22px 24px;box-shadow:var(--shadow-sm);
 transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.step:hover{transform:translateX(4px);border-color:rgba(255,180,0,.5);box-shadow:var(--shadow)}
.step-no{
 width:46px;height:46px;border-radius:13px;display:grid;place-items:center;
 background:linear-gradient(135deg,#ffc233,#ffb400 60%,#f09400);
 color:#2a1e00;font-weight:900;font-size:16px;
 box-shadow:0 8px 18px rgba(255,180,0,.3);
}
.step h3{margin:0 0 6px;font-size:16.5px;font-weight:800;color:var(--ink)}
.step p{margin:0;font-size:14.5px;color:var(--muted);line-height:1.85}

/* ============ Table ============ */
.table-wrap{
 overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);
 background:var(--surface);box-shadow:var(--shadow-sm);
}
table.compare{width:100%;border-collapse:collapse;min-width:680px}
table.compare thead th{
 background:linear-gradient(120deg,#1a1f3d,#2f3765);
 color:var(--gold-2);font-weight:800;font-size:14px;letter-spacing:.6px;
 padding:15px 20px;text-align:left;white-space:nowrap;
}
table.compare td{
 padding:15px 20px;text-align:left;font-size:14.5px;color:var(--text);
 border-bottom:1px solid var(--line);vertical-align:top;
}
table.compare tbody tr:last-child td{border-bottom:0}
table.compare tbody tr{transition:background .2s ease}
table.compare tbody tr:hover{background:#fafbff}
table.compare td:first-child{font-weight:800;color:var(--ink);white-space:nowrap}
.table-note{margin:16px 0 0;font-size:13px;color:var(--muted)}

/* ============ Drill ============ */
.drill-list{display:grid;gap:14px}
.drill{
 display:flex;gap:18px;align-items:flex-start;
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:20px 22px;box-shadow:var(--shadow-sm);
 transition:border-color .25s ease,box-shadow .25s ease,transform .25s ease;
}
.drill:hover{border-color:rgba(255,180,0,.55);box-shadow:var(--shadow);transform:translateY(-3px)}
.drill-idx{
 flex-shrink:0;width:38px;height:38px;border-radius:11px;display:grid;place-items:center;
 background:#1a1f3d;color:var(--gold-2);font-weight:900;font-size:14px;
}
.drill h3{margin:0 0 5px;font-size:16px;font-weight:800;color:var(--ink)}
.drill p{margin:0;font-size:14.3px;color:var(--muted);line-height:1.82}

/* ============ Mistakes ============ */
.mistake-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.mistake{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:22px 24px;box-shadow:var(--shadow-sm);
}
.mistake.bad{border-left:4px solid #f0a8a8}
.mistake.good{border-left:4px solid var(--cyan)}
.mistake-label{
 display:inline-block;font-size:12px;font-weight:800;letter-spacing:.8px;
 padding:3px 10px;border-radius:999px;margin-bottom:10px;
}
.mistake.bad .mistake-label{background:rgba(224,87,107,.1);color:#b8455a}
.mistake.good .mistake-label{background:rgba(63,224,208,.16);color:#0f8f84}
.mistake p{margin:0;font-size:14.6px;color:var(--text);line-height:1.85}

/* ============ FAQ ============ */
.faq{max-width:900px;margin:0 auto;display:grid;gap:12px}
.faq-item{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:20px 24px;box-shadow:var(--shadow-sm);
 transition:border-color .25s ease,box-shadow .25s ease;
}
.faq-item:hover{border-color:rgba(255,180,0,.5)}
.faq-item[open]{border-color:rgba(255,180,0,.6);box-shadow:var(--shadow)}
.faq-item summary{
 cursor:pointer;list-style:none;display:flex;align-items:flex-start;justify-content:space-between;gap:18px;
 font-size:15.6px;font-weight:800;color:var(--ink);line-height:1.6;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
 content:"+";flex-shrink:0;color:var(--gold-deep);font-weight:900;font-size:20px;line-height:1;
}
.faq-item[open] summary::after{content:"–"}
.faq-item p{margin:14px 0 0;font-size:14.6px;color:var(--muted);line-height:1.9}

/* ============ CTA ============ */
.cta-band{
 position:relative;overflow:hidden;
 background:linear-gradient(135deg,#1a1f3d 0%,#2a3260 62%,#323b73 100%);
 color:#fff;border-radius:var(--radius-lg);padding:48px;
 display:grid;grid-template-columns:1fr .88fr;gap:44px;align-items:center;
 box-shadow:var(--shadow-lg);
}
.cta-band::before{
 content:"";position:absolute;right:-120px;top:-120px;width:360px;height:360px;border-radius:50%;
 background:radial-gradient(circle,rgba(255,180,0,.26),transparent 70%);
}
.cta-band > *{position:relative;z-index:2}
.cta-band h2{margin:0 0 14px;font-size:clamp(22px,2.4vw,30px);font-weight:900;line-height:1.4}
.cta-band p{margin:0;color:#c6cbe2;font-size:15px;line-height:1.9}
.cta-points{list-style:none;margin:22px 0 0;padding:0;display:grid;gap:10px}
.cta-points li{position:relative;padding-left:22px;font-size:14.5px;color:#d3d8ec}
.cta-points li::before{
 content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:50%;
 background:var(--gold);box-shadow:0 0 0 3px rgba(255,180,0,.16);
}
.lead-form{display:grid;gap:12px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.lead-form input,.lead-form select{
 width:100%;padding:13px 16px;border-radius:10px;
 border:1px solid rgba(255,255,255,.22);
 background:rgba(255,255,255,.08);color:#fff;font-size:14.5px;
 transition:border-color .25s ease,background .25s ease,box-shadow .25s ease;
}
.lead-form input::placeholder{color:rgba(255,255,255,.55)}
.lead-form select option{color:#1c2033}
.lead-form input:focus,.lead-form select:focus{
 outline:none;border-color:var(--gold);background:rgba(255,255,255,.14);
 box-shadow:0 0 0 3px rgba(255,180,0,.2);
}
.lead-form .btn{width:100%;margin-top:4px}
.form-note{margin:0;font-size:12.5px;color:rgba(255,255,255,.6);line-height:1.7}

/* ============ Footer ============ */
.site-footer{background:#12162f;color:#aab0c9;padding:56px 0 0;border-top:1px solid rgba(255,180,0,.16)}
.footer-top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px;padding-bottom:42px}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:17px;font-weight:800;margin-bottom:14px}
.footer-about{font-size:14px;line-height:1.9;color:#9aa1bd;max-width:360px;margin:0}
.footer-col h4{color:#fff;font-size:15px;margin:0 0 14px;font-weight:800;letter-spacing:.5px}
.footer-col ul{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.footer-col a{font-size:14px;color:#9aa1bd;transition:color .2s ease,padding-left .2s ease}
.footer-col a:hover{color:var(--gold);padding-left:4px}
.footer-bottom{
 border-top:1px solid rgba(255,255,255,.1);padding:18px 0;
 display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
 font-size:13px;color:#7f86a3;
}

/* ============ Responsive ============ */
@media (max-width:1024px){
 .cat-hero-grid{grid-template-columns:1fr;gap:32px}
 .card-grid{grid-template-columns:repeat(2,1fr)}
 .split{grid-template-columns:1fr;gap:32px}
 .cta-band{grid-template-columns:1fr;padding:40px 32px;gap:32px}
 .footer-top{grid-template-columns:1fr 1fr;gap:30px}
 .nav-desktop{gap:20px}
 .nav-link{font-size:14px}
}
@media (max-width:860px){
 .nav-desktop{display:none}
 .header-cta{display:none}
 .menu-toggle{display:flex}
 .section{padding:58px 0}
}
@media (max-width:768px){
 .cat-hero{padding:42px 0 20px}
 .mistake-grid{grid-template-columns:1fr}
 .step{grid-template-columns:44px 1fr;gap:14px;padding:18px}
 .step-no{width:40px;height:40px;border-radius:11px;font-size:14px}
 .cta-band{padding:32px 22px;border-radius:var(--radius)}
 .footer-top{grid-template-columns:1fr;gap:26px}
 .section-head{text-align:left}
 .section-head.center{text-align:left}
}
@media (max-width:520px){
 .container{padding:0 16px}
 .header-inner{height:64px}
 .brand-name{font-size:16px}
 .brand-sub{font-size:10px;letter-spacing:1.4px}
 .card-grid{grid-template-columns:1fr}
 .cat-hero-actions .btn{width:100%}
 .form-row{grid-template-columns:1fr}
 .btn{padding:12px 20px;font-size:14.5px}
 .footer-bottom{flex-direction:column;gap:6px;font-size:12.5px}
 .card,.drill,.mistake,.faq-item{padding:18px}
 .pill{font-size:13px;padding:8px 15px}
}

/* roulang page: category3 */
:root{
 --ink:#1a1f3d;
 --ink-2:#232a52;
 --ink-3:#2f3765;
 --gold:#ffb400;
 --gold-2:#ffd166;
 --gold-deep:#e09a00;
 --cyan:#3fe0d0;
 --bg:#f5f6fb;
 --surface:#ffffff;
 --text:#1c2033;
 --muted:#6b7186;
 --line:#e5e8f1;
 --radius:12px;
 --radius-lg:20px;
 --shadow-sm:0 2px 10px rgba(26,31,61,.06);
 --shadow:0 12px 30px rgba(26,31,61,.10);
 --shadow-lg:0 26px 60px rgba(26,31,61,.18);
 --maxw:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
 margin:0;
 font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
 background:var(--bg);
 color:var(--text);
 line-height:1.78;
 -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input,select{font:inherit}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 22px}

/* ============ Header ============ */
.site-header{
 position:sticky;top:0;z-index:80;
 background:rgba(26,31,61,.97);
 border-bottom:1px solid rgba(255,180,0,.2);
 box-shadow:0 6px 24px rgba(10,12,28,.28);
 backdrop-filter:blur(12px);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;height:72px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
 width:40px;height:40px;border-radius:11px;display:grid;place-items:center;
 background:linear-gradient(140deg,#ffc233,#ffb400 60%,#e8890a);
 color:#241a00;font-weight:900;font-size:19px;letter-spacing:.5px;
 box-shadow:0 8px 18px rgba(255,180,0,.35);
}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-name{color:#fff;font-size:18px;font-weight:800;letter-spacing:.6px}
.brand-sub{color:rgba(255,255,255,.5);font-size:11px;letter-spacing:2px}
.nav-desktop{display:flex;align-items:center;gap:30px}
.nav-link{
 position:relative;color:#cdd2e8;font-size:15px;font-weight:500;
 padding:6px 0;transition:color .25s ease;
}
.nav-link::after{
 content:"";position:absolute;left:0;bottom:-2px;height:2px;width:0;
 background:linear-gradient(90deg,var(--gold),var(--gold-2));
 border-radius:2px;transition:width .3s ease;
}
.nav-link:hover{color:#fff}
.nav-link:hover::after{width:100%}
.nav-link.active{color:var(--gold)}
.nav-link.active::after{width:100%}
.header-cta{
 display:inline-flex;align-items:center;gap:8px;padding:10px 20px;border-radius:999px;
 background:linear-gradient(135deg,#ffc233,#ffb400 55%,#f09400);
 color:#2a1e00;font-weight:800;font-size:14px;
 box-shadow:0 8px 20px rgba(255,180,0,.3);
 transition:transform .25s ease,box-shadow .25s ease;
}
.header-cta:hover{transform:translateY(-2px);box-shadow:0 14px 28px rgba(255,180,0,.42)}
.menu-toggle{
 display:none;width:42px;height:42px;border-radius:11px;
 background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);
 color:#fff;cursor:pointer;align-items:center;justify-content:center;
}
.menu-toggle span{display:block;width:18px;height:2px;background:#fff;border-radius:2px;position:relative}
.menu-toggle span::before,.menu-toggle span::after{
 content:"";position:absolute;left:0;width:18px;height:2px;background:#fff;border-radius:2px;
}
.menu-toggle span::before{top:-6px}
.menu-toggle span::after{top:6px}
.mobile-panel{display:none;border-top:1px solid rgba(255,255,255,.12);background:#1a1f3d;padding:14px 0 20px}
.mobile-panel.open{display:block}
.mobile-panel a{display:block;padding:12px 22px;color:#d5d9ea;font-size:15px;border-radius:8px}
.mobile-panel a:hover,.mobile-panel a.active{color:var(--gold);background:rgba(255,180,0,.08)}

/* ============ Buttons ============ */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:13px 26px;border-radius:999px;font-weight:800;font-size:15px;
 border:1px solid transparent;cursor:pointer;
 transition:transform .25s ease,box-shadow .25s ease,background .25s ease,color .25s ease,border-color .25s ease;
}
.btn-gold{
 background:linear-gradient(135deg,#ffc233,#ffb400 55%,#f09400);
 color:#2a1e00;box-shadow:0 12px 26px rgba(255,180,0,.32);
}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 18px 34px rgba(255,180,0,.44)}
.btn-gold:active{transform:translateY(0)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.34)}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold);transform:translateY(-2px)}
.btn-outline{background:#fff;color:var(--ink);border-color:var(--line);box-shadow:var(--shadow-sm)}
.btn-outline:hover{border-color:var(--gold);color:var(--gold-deep);transform:translateY(-2px);box-shadow:var(--shadow)}

/* ============ Channel pill bar ============ */
.channel-bar{background:#fff;border-bottom:1px solid var(--line);box-shadow:0 4px 14px rgba(26,31,61,.04)}
.channel-inner{
 display:flex;gap:10px;padding:14px 22px;
 overflow-x:auto;-webkit-overflow-scrolling:touch;
 scrollbar-width:none;
}
.channel-inner::-webkit-scrollbar{display:none}
.pill{
 flex:0 0 auto;padding:9px 18px;border-radius:999px;
 border:1px solid var(--line);background:#f8f9fd;color:#4b5172;
 font-size:14px;font-weight:600;white-space:nowrap;
 transition:background .22s,border-color .22s,color .22s,transform .22s,box-shadow .22s;
}
.pill:hover{border-color:var(--gold);color:var(--gold-deep);background:#fff9e8;transform:translateY(-1px)}
.pill.active{
 background:linear-gradient(135deg,#ffc233,#ffb400 60%,#f09400);
 color:#2a1e00;border-color:transparent;
 box-shadow:0 8px 18px rgba(255,180,0,.32);
}

/* ============ Hero ============ */
.hero{
 position:relative;overflow:hidden;color:#fff;
 background:
 radial-gradient(900px 420px at 10% -10%,rgba(255,180,0,.24),transparent 62%),
 radial-gradient(760px 420px at 94% 6%,rgba(63,224,208,.14),transparent 62%),
 linear-gradient(152deg,#12162f 0%,#1a1f3d 46%,#252d59 100%);
 padding:54px 0 62px;
}
.hero::before{
 content:"";position:absolute;inset:0;
 background-image:url('/assets/images/7605f4f6d7050bc5.webp');
 background-size:cover;background-position:center;
 opacity:.16;filter:saturate(1.05);
}
.hero::after{
 content:"";position:absolute;right:-160px;top:-120px;width:420px;height:420px;border-radius:50%;
 background:radial-gradient(circle,rgba(255,180,0,.24),transparent 68%);
 animation:floatGlow 9s ease-in-out infinite alternate;
}
@keyframes floatGlow{from{transform:translate3d(0,0,0)}to{transform:translate3d(-26px,22px,0)}}
.hero .container{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:1.06fr .94fr;gap:46px;align-items:center}
.hero-badge{
 display:inline-flex;align-items:center;gap:9px;padding:7px 15px;border-radius:999px;
 background:rgba(255,180,0,.13);border:1px solid rgba(255,180,0,.42);
 color:var(--gold-2);font-size:13px;font-weight:700;letter-spacing:.6px;
}
.hero-badge i{width:7px;height:7px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 4px rgba(255,180,0,.18)}
.hero h1{
 margin:20px 0 0;font-size:clamp(27px,3.3vw,42px);line-height:1.3;
 font-weight:900;letter-spacing:.5px;
 background:linear-gradient(120deg,#ffffff 18%,#ffe6ad 62%,#ffb400 100%);
 -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-lead{margin:18px 0 0;color:#c9cee6;font-size:15.5px;line-height:1.95;max-width:620px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-meta{display:flex;flex-wrap:wrap;gap:26px;margin-top:28px;color:#aab1cf;font-size:13px}
.hero-meta b{display:block;font-size:19px;color:var(--gold-2);font-weight:900;line-height:1.3}
.hero-panel{
 background:rgba(255,255,255,.06);
 border:1px solid rgba(255,255,255,.16);
 border-radius:var(--radius-lg);
 padding:26px;
 backdrop-filter:blur(8px);
 box-shadow:var(--shadow-lg);
}
.hero-panel h2{margin:0;font-size:16px;font-weight:800;color:#fff;letter-spacing:.5px}
.hero-panel p{margin:8px 0 0;font-size:13px;color:#a9b0cf}
.rule-list{list-style:none;margin:20px 0 0;padding:0;display:grid;gap:14px}
.rule-list li{display:grid;grid-template-columns:34px 1fr;gap:12px;align-items:start}
.rule-list .num{
 width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
 background:rgba(255,180,0,.16);border:1px solid rgba(255,180,0,.36);
 color:var(--gold-2);font-weight:900;font-size:13px;
}
.rule-list strong{display:block;color:#fff;font-size:14.5px;font-weight:800}
.rule-list span{display:block;color:#a9b0cf;font-size:13px;line-height:1.75}

/* ============ Section ============ */
.section{padding:66px 0}
.section-alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{max-width:780px;margin-bottom:38px}
.eyebrow{
 display:inline-flex;align-items:center;gap:9px;
 font-size:12.5px;font-weight:800;letter-spacing:1.8px;color:var(--gold-deep);
}
.eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--gold)}
.section-title{margin:12px 0 0;font-size:clamp(22px,2.4vw,31px);font-weight:900;color:var(--ink);line-height:1.4}
.section-sub{margin:14px 0 0;font-size:15px;color:var(--muted);line-height:1.95}

/* ============ Grid & Cards ============ */
.grid{display:grid;gap:22px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.card{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:26px;box-shadow:var(--shadow-sm);
 transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:rgba(255,180,0,.55)}
.card-tag{
 display:inline-block;font-size:12px;font-weight:800;color:var(--gold-deep);
 background:rgba(255,180,0,.13);border:1px solid rgba(255,180,0,.32);
 border-radius:999px;padding:4px 12px;
}
.card h3{margin:14px 0 0;font-size:18px;font-weight:800;color:var(--ink);line-height:1.5}
.card p{margin:10px 0 0;font-size:14.5px;color:var(--muted);line-height:1.88}
.card-index{
 display:inline-grid;place-items:center;width:34px;height:34px;border-radius:10px;
 background:linear-gradient(140deg,#ffc233,#ffb400 60%,#e8890a);
 color:#2a1e00;font-weight:900;font-size:14px;
 box-shadow:0 8px 16px rgba(255,180,0,.26);
}

/* ============ Dark band ============ */
.band-dark{
 position:relative;overflow:hidden;color:#fff;padding:66px 0;
 background:
 radial-gradient(800px 400px at 88% 0,rgba(63,224,208,.12),transparent 62%),
 linear-gradient(150deg,#161b36,#1a1f3d 55%,#262e59);
}
.band-dark .section-title{color:#fff}
.band-dark .section-sub{color:#b9c0dd}
.band-grid{display:grid;grid-template-columns:1.04fr .96fr;gap:46px;align-items:center}
.stat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-top:30px}
.stat{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);border-radius:var(--radius);padding:18px 20px}
.stat b{display:block;font-size:26px;font-weight:900;color:var(--gold-2);line-height:1.25}
.stat span{font-size:13px;color:#aeb5d3}
.figure{border-radius:var(--radius-lg);overflow:hidden;border:1px solid rgba(255,255,255,.16);box-shadow:var(--shadow-lg)}
.figure img{width:100%;height:100%;object-fit:cover}
.band-list{list-style:none;margin:26px 0 0;padding:0;display:grid;gap:12px}
.band-list li{display:flex;gap:12px;align-items:flex-start;font-size:14.5px;color:#c9cfe8;line-height:1.8}
.band-list li::before{
 content:"";flex:0 0 auto;margin-top:9px;width:8px;height:8px;border-radius:50%;
 background:var(--gold);box-shadow:0 0 0 4px rgba(255,180,0,.16);
}

/* ============ Steps ============ */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.step{
 position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 padding:26px 22px;box-shadow:var(--shadow-sm);
 transition:transform .25s ease,box-shadow .25s ease;
}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.step .num{
 width:38px;height:38px;border-radius:11px;display:grid;place-items:center;
 background:linear-gradient(140deg,#ffc233,#ffb400 60%,#e8890a);
 color:#2a1e00;font-weight:900;font-size:15px;
 box-shadow:0 8px 18px rgba(255,180,0,.3);
}
.step h3{margin:16px 0 0;font-size:16.5px;font-weight:800;color:var(--ink);line-height:1.5}
.step p{margin:9px 0 0;font-size:14px;color:var(--muted);line-height:1.85}

/* ============ Split with list ============ */
.split{display:grid;grid-template-columns:1.06fr .94fr;gap:46px;align-items:center}
.list{list-style:none;margin:26px 0 0;padding:0;display:grid;gap:14px}
.list-item{
 display:grid;grid-template-columns:auto 1fr;gap:14px;align-items:start;
 padding:18px 20px;background:#fff;border:1px solid var(--line);
 border-radius:var(--radius);box-shadow:var(--shadow-sm);
 transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.list-item:hover{transform:translateY(-3px);border-color:rgba(255,180,0,.5);box-shadow:var(--shadow)}
.ver{
 display:inline-block;padding:3px 10px;border-radius:8px;font-size:12.5px;font-weight:800;
 color:var(--gold-deep);background:rgba(255,180,0,.14);border:1px solid rgba(255,180,0,.3);
 white-space:nowrap;
}
.list-item h4{margin:0;font-size:15.5px;font-weight:800;color:var(--ink);line-height:1.5}
.list-item p{margin:6px 0 0;font-size:13.5px;color:var(--muted);line-height:1.8}

/* ============ Post cards ============ */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.post-card{
 display:flex;flex-direction:column;
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 padding:24px;box-shadow:var(--shadow-sm);
 transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:rgba(255,180,0,.5)}
.post-card h3{margin:14px 0 0;font-size:16.5px;font-weight:800;line-height:1.6;color:var(--ink)}
.post-card h3 a{transition:color .2s ease}
.post-card h3 a:hover{color:var(--gold-deep)}
.post-card p{margin:10px 0 0;font-size:14px;color:var(--muted);line-height:1.85}
.post-card time{margin-top:auto;padding-top:16px;font-size:12.5px;color:#9aa0b8;letter-spacing:.4px}
.empty-state{
 margin:0;padding:26px;border-radius:var(--radius);
 background:#fff;border:1px dashed var(--line);color:var(--muted);font-size:14px;
}

/* ============ FAQ ============ */
.faq-list{display:grid;gap:14px;max-width:920px}
.faq-item{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 box-shadow:var(--shadow-sm);overflow:hidden;
 transition:border-color .25s ease,box-shadow .25s ease;
}
.faq-item:hover{border-color:rgba(255,180,0,.5);box-shadow:var(--shadow)}
.faq-item summary{
 cursor:pointer;list-style:none;padding:20px 24px;
 display:flex;align-items:center;justify-content:space-between;gap:16px;
 font-size:16px;font-weight:800;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
 content:"+";color:var(--gold-deep);font-size:22px;font-weight:700;line-height:1;
 transition:transform .2s ease;
}
.faq-item[open] summary::after{content:"−";transform:rotate(180deg)}
.faq-body{padding:0 24px 22px;font-size:14.5px;color:var(--muted);line-height:1.9}

/* ============ CTA ============ */
.cta{
 position:relative;overflow:hidden;color:#fff;padding:64px 0;
 background:
 radial-gradient(760px 400px at 8% 0,rgba(255,180,0,.2),transparent 62%),
 linear-gradient(140deg,#1a1f3d,#252d59 78%,#2f3765);
}
.cta::after{
 content:"";position:absolute;right:-120px;bottom:-160px;width:400px;height:400px;border-radius:50%;
 background:radial-gradient(circle,rgba(63,224,208,.14),transparent 68%);
}
.cta .container{position:relative;z-index:2}
.cta-grid{display:grid;grid-template-columns:1.04fr .96fr;gap:46px;align-items:center}
.cta .section-title{color:#fff}
.cta .section-sub{color:#bfc6e2}
.trust-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
.trust-chip{
 font-size:13px;color:#c3c9e4;border:1px solid rgba(255,255,255,.18);
 border-radius:999px;padding:6px 14px;
}
.lead-form{
 display:grid;gap:14px;
 background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);
 border-radius:var(--radius-lg);padding:26px;
 box-shadow:var(--shadow-lg);
}
.form-row{display:grid;gap:8px}
.form-row label{font-size:13px;font-weight:700;color:#c3c9e4;letter-spacing:.4px}
.form-row input,.form-row select{
 width:100%;padding:12px 14px;border-radius:10px;
 border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.06);
 color:#fff;font-size:14px;transition:border-color .2s ease,background .2s ease;
}
.form-row input::placeholder{color:#8e96b8}
.form-row input:focus,.form-row select:focus{
 border-color:var(--gold);background:rgba(255,255,255,.1);outline:none;
 box-shadow:0 0 0 4px rgba(255,180,0,.16);
}
.form-row select option{color:#1c2033}
.form-msg{margin:0;min-height:20px;font-size:13px;color:var(--gold-2)}

/* ============ Footer ============ */
.site-footer{background:#12162f;color:#a8afcc;padding:56px 0 26px}
.footer-top{
 display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:34px;
 padding-bottom:34px;border-bottom:1px solid rgba(255,255,255,.1);
}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-size:17px;margin-bottom:14px}
.footer-brand .brand-mark{width:34px;height:34px;font-size:16px;border-radius:9px}
.footer-about{margin:0;max-width:340px;font-size:13.5px;line-height:1.95;color:#8f97b8}
.footer-col h4{margin:0 0 14px;color:#fff;font-size:14px;letter-spacing:.6px}
.footer-col ul{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.footer-col a{font-size:13.5px;color:#98a0c0;transition:color .2s ease}
.footer-col a:hover{color:var(--gold)}
.footer-bottom{
 display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
 padding-top:22px;font-size:12.5px;color:#7c84a6;
}

/* ============ Responsive ============ */
@media (max-width:1024px){
 .nav-desktop{gap:20px}
 .hero-grid,.band-grid,.split,.cta-grid{grid-template-columns:1fr;gap:34px}
 .grid-4{grid-template-columns:repeat(2,1fr)}
 .grid-3{grid-template-columns:repeat(2,1fr)}
 .steps{grid-template-columns:repeat(2,1fr)}
 .post-grid{grid-template-columns:repeat(2,1fr)}
 .footer-top{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
 .nav-desktop,.header-cta{display:none}
 .menu-toggle{display:inline-flex}
 .brand-sub{display:none}
 .section{padding:50px 0}
 .hero{padding:42px 0 48px}
 .band-dark,.cta{padding:50px 0}
 .grid-2,.grid-3,.post-grid{grid-template-columns:1fr}
 .hero-meta{gap:20px}
}
@media (max-width:520px){
 .grid-4,.steps,.stat-grid{grid-template-columns:1fr}
 .hero-actions .btn{width:100%}
 .footer-bottom{flex-direction:column;align-items:flex-start}
 .section-title{font-size:22px}
 .card,.post-card{padding:22px}
}