/* roulang page: index */
:root{
  --ink:#1a1f3d;
  --ink-2:#222a55;
  --ink-3:#2c356b;
  --gold:#ffb400;
  --gold-2:#ffc63d;
  --gold-ink:#2a1d00;
  --bg:#f5f6fb;
  --surface:#ffffff;
  --surface-2:#eef1f9;
  --text:#1b1f33;
  --muted:#68melt;
  --muted:#68708a;
  --line:#e4e7f1;
  --radius:12px;
  --radius-lg:20px;
  --radius-xl:28px;
  --shadow-sm:0 2px 10px rgba(26,31,61,.06);
  --shadow-md:0 14px 34px rgba(26,31,61,.10);
  --shadow-lg:0 24px 60px rgba(26,31,61,.16);
  --shadow-gold:0 12px 26px rgba(255,180,0,.30);
  --wrap:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.78;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
  padding-bottom:66px;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
a:hover{color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0 0 .55em;line-height:1.26;font-weight:800;letter-spacing:-.01em}
p{margin:0 0 1em}
p:last-child{margin-bottom:0}
button{font-family:inherit}
:focus-visible{outline:3px solid rgba(255,180,0,.75);outline-offset:3px;border-radius:6px}

.wrap{max-width:var(--wrap);margin:0 auto;padding:0 20px;width:100%}
.section{padding:78px 0}
.section-tight{padding:56px 0}
.section-alt{background:var(--surface-2)}
.section-dark{background:linear-gradient(160deg,#151a37 0%,#1a1f3d 55%,#232a55 100%);color:#e9ecf8}
.section-dark h2,.section-dark h3{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:13px;font-weight:700;letter-spacing:.14em;
  color:#b57f00;background:rgba(255,180,0,.14);
  padding:6px 14px;border-radius:999px;margin-bottom:16px;text-transform:uppercase;
}
.section-dark .eyebrow{color:var(--gold-2);background:rgba(255,180,0,.16)}
.section-title{font-size:clamp(24px,3.1vw,34px);margin-bottom:14px}
.section-desc{color:var(--muted);font-size:16px;max-width:720px}
.section-dark .section-desc{color:#b8c0e0}

/* 按钮 */
.btn-x{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 28px;border-radius:999px;font-weight:700;font-size:15px;
  border:1px solid transparent;cursor:pointer;transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease;
  white-space:nowrap;
}
.btn-gold{background:linear-gradient(135deg,var(--gold-2),var(--gold));color:var(--gold-ink);box-shadow:var(--shadow-gold)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(255,180,0,.42);color:var(--gold-ink)}
.btn-gold:active{transform:translateY(0);box-shadow:0 6px 16px rgba(255,180,0,.34)}
.btn-ghost{background:rgba(255,255,255,.07);color:#fff;border-color:rgba(255,255,255,.3)}
.btn-ghost:hover{background:rgba(255,255,255,.16);color:#fff;transform:translateY(-2px)}
.btn-line{background:#fff;color:var(--ink);border-color:var(--line);box-shadow:var(--shadow-sm)}
.btn-line:hover{border-color:var(--gold);color:var(--ink);transform:translateY(-2px)}
.btn-sm{padding:9px 20px;font-size:14px}

/* 顶部导航 */
.site-header{position:sticky;top:0;z-index:1030;background:var(--ink);border-bottom:1px solid rgba(255,255,255,.08);box-shadow:0 8px 24px rgba(10,14,36,.28)}
.topbar-inner{display:flex;align-items:center;gap:26px;height:66px}
.brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:19px;letter-spacing:.01em;flex:0 0 auto}
.brand:hover{color:#fff}
.brand-mark{
  width:34px;height:34px;border-radius:10px;
  background:linear-gradient(135deg,var(--gold-2),var(--gold));
  color:#2a1d00;display:grid;place-items:center;font-size:16px;font-weight:900;
  box-shadow:0 6px 16px rgba(255,180,0,.35);
}
.main-nav{display:flex;align-items:center;gap:6px;flex:1 1 auto;min-width:0}
.main-nav a{
  color:#c5cce6;font-size:15px;font-weight:600;padding:9px 14px;border-radius:10px;
  transition:background .2s ease,color .2s ease;white-space:nowrap;
}
.main-nav a:hover{color:#fff;background:rgba(255,255,255,.1)}
.main-nav a.active{color:var(--gold-2);background:rgba(255,180,0,.14)}
.nav-tools{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.search-box{display:flex;align-items:center;background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.14);border-radius:999px;padding:4px 4px 4px 16px;transition:border-color .2s ease,background .2s ease}
.search-box:focus-within{border-color:rgba(255,180,0,.7);background:rgba(255,255,255,.14)}
.search-box input{background:transparent;border:0;color:#fff;font-size:14px;width:150px;outline:none}
.search-box input::placeholder{color:#8f99bd}
.search-box button{
  border:0;border-radius:999px;background:linear-gradient(135deg,var(--gold-2),var(--gold));
  color:#2a1d00;font-weight:700;font-size:13px;padding:7px 16px;cursor:pointer;transition:filter .2s ease;
}
.search-box button:hover{filter:brightness(1.05)}
.nav-burger{display:none;width:42px;height:42px;border-radius:12px;border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.08);cursor:pointer;padding:0;place-items:center}
.nav-burger span{display:block;width:18px;height:2px;background:#fff;margin:3px auto;border-radius:2px;transition:transform .25s ease,opacity .25s ease}
.nav-burger.is-open span:nth-child(1){transform:translateY(5px) rotate(45deg)}
.nav-burger.is-open span:nth-child(2){opacity:0}
.nav-burger.is-open span:nth-child(3){transform:translateY(-5px) rotate(-45deg)}

.channelbar{background:#141834;border-top:1px solid rgba(255,255,255,.06)}
.channelbar-inner{display:flex;align-items:center;gap:14px;height:46px;overflow-x:auto;scrollbar-width:none}
.channelbar-inner::-webkit-scrollbar{display:none}
.trend-label{font-size:12px;font-weight:800;letter-spacing:.16em;color:var(--gold-2);flex:0 0 auto}
.trend-list{display:flex;align-items:center;gap:8px;flex:0 0 auto}
.trend-list a{font-size:13px;color:#a9b2d4;padding:4px 12px;border-radius:999px;border:1px solid rgba(255,255,255,.1);transition:.2s;white-space:nowrap}
.trend-list a:hover{color:#fff;border-color:rgba(255,180,0,.6);background:rgba(255,180,0,.1)}

.mobile-nav{display:none;background:#141834;border-top:1px solid rgba(255,255,255,.08);padding:14px 0}
.mobile-nav.open{display:block}
.mobile-nav a{display:block;padding:12px 14px;border-radius:10px;color:#c5cce6;font-weight:600}
.mobile-nav a.active{color:var(--gold-2);background:rgba(255,180,0,.14)}
.mobile-nav a:hover{background:rgba(255,255,255,.08);color:#fff}

/* Hero */
.hero{
  position:relative;overflow:hidden;color:#eef1fb;
  background:linear-gradient(120deg,#141834 0%,#1a1f3d 45%,#2b2f66 100%);
  padding:70px 0 80px;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/f1e93df590feb896.webp') center/cover no-repeat;
  opacity:.26;filter:saturate(1.05);
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 82% 18%,rgba(255,180,0,.24),transparent 52%),
             radial-gradient(circle at 8% 88%,rgba(94,124,255,.26),transparent 55%);
}
.hero .wrap{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.18fr) minmax(0,.82fr);gap:52px;align-items:center}
.hero-badge{display:inline-flex;align-items:center;gap:8px;background:rgba(255,180,0,.16);border:1px solid rgba(255,180,0,.42);color:var(--gold-2);font-size:13px;font-weight:700;padding:7px 16px;border-radius:999px;margin-bottom:22px;letter-spacing:.05em}
.hero-badge i{width:7px;height:7px;border-radius:50%;background:var(--gold);display:block;box-shadow:0 0 0 4px rgba(255,180,0,.2)}
.hero h1{font-size:clamp(28px,4.3vw,46px);color:#fff;margin-bottom:18px;letter-spacing:-.02em}
.hero h1 em{font-style:normal;color:var(--gold-2);position:relative}
.hero-lead{color:#c3cbea;font-size:16.5px;max-width:640px;margin-bottom:26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:26px}
.hero-points{display:flex;flex-wrap:wrap;gap:10px}
.hero-points li{
  font-size:13.5px;color:#dfe4f6;background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.13);border-radius:999px;padding:8px 16px;
}
.hero-points li strong{color:var(--gold-2);font-weight:800}

.countdown-card{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.15);
  border-radius:var(--radius-xl);padding:30px 26px 26px;text-align:center;
  backdrop-filter:blur(8px);box-shadow:0 26px 60px rgba(6,9,26,.45);
}
.ring{
  width:206px;height:206px;border-radius:50%;margin:0 auto 20px;position:relative;
  background:conic-gradient(var(--gold) calc(var(--p,62) * 1%),rgba(255,255,255,.12) 0);
  display:grid;place-items:center;
  box-shadow:0 0 46px rgba(255,180,0,.26);
  transition:background .4s linear;
}
.ring::before{content:"";position:absolute;inset:13px;border-radius:50%;background:#141834}
.ring-inner{position:relative;z-index:1;text-align:center}
.ring-label{display:block;font-size:12px;letter-spacing:.16em;color:#9aa3c7;margin-bottom:6px}
.ring-num{display:flex;align-items:baseline;justify-content:center;gap:4px;font-size:30px;font-weight:800;color:#fff;letter-spacing:.02em;font-variant-numeric:tabular-nums}
.ring-num i{font-style:normal;color:var(--gold-2);font-size:22px}
.ring-sub{display:block;font-size:12.5px;color:#8f99bd;margin-top:8px}
.countdown-card h3{font-size:17px;color:#fff;margin:0 0 8px}
.countdown-card p{font-size:13.5px;color:#aab3d4;margin-bottom:18px}
.countdown-card .btn-x{width:100%}

/* 数据条 */
.stats-strip{background:var(--surface);border-bottom:1px solid var(--line)}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.stat-cell{padding:34px 22px;text-align:center;border-right:1px solid var(--line);transition:background .25s ease}
.stat-cell:last-child{border-right:0}
.stat-cell:hover{background:#fafbff}
.stat-num{font-size:32px;font-weight:900;color:var(--ink);line-height:1.1;letter-spacing:-.02em}
.stat-num span{color:var(--gold);font-size:20px;margin-left:2px}
.stat-label{font-size:14px;color:var(--muted);margin-top:8px}

/* 卡片通用 */
.card-x{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:28px 26px;box-shadow:var(--shadow-sm);height:100%;
  transition:transform .26s ease,box-shadow .26s ease,border-color .26s ease;
}
.card-x:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#ffd97a}
.card-icon{
  width:50px;height:50px;border-radius:14px;display:grid;place-items:center;
  background:linear-gradient(135deg,rgba(255,198,61,.22),rgba(255,180,0,.1));
  color:#a06f00;font-weight:900;font-size:18px;margin-bottom:18px;
}
.card-x h3{font-size:18.5px;margin-bottom:10px}
.card-x p{font-size:14.6px;color:var(--muted);margin:0}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}

/* 分类入口 */
.cat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.cat-card{
  display:block;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
  overflow:hidden;box-shadow:var(--shadow-sm);transition:transform .26s ease,box-shadow .26s ease,border-color .26s ease;
}
.cat-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md);border-color:#ffd97a}
.cat-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:#20264c}
.cat-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.cat-card:hover .cat-thumb img{transform:scale(1.06)}
.cat-thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(20,24,52,.72),rgba(20,24,52,0) 62%)}
.cat-tag{position:absolute;left:16px;bottom:14px;z-index:2;background:rgba(255,180,0,.92);color:#2a1d00;font-size:12px;font-weight:800;padding:4px 12px;border-radius:999px}
.cat-body{padding:22px 24px 26px}
.cat-body h3{font-size:19px;margin-bottom:9px}
.cat-body p{font-size:14.5px;color:var(--muted);margin-bottom:16px}
.cat-more{font-size:13.5px;font-weight:800;color:#a06f00;display:inline-flex;align-items:center;gap:6px}
.cat-card:hover .cat-more{color:#7d5600}

/* 成长路径 */
.track{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.track::before{
  content:"";position:absolute;top:28px;left:6%;right:6%;height:2px;
  background:linear-gradient(90deg,rgba(255,180,0,.65),rgba(26,31,61,.15));z-index:0;
}
.track-step{position:relative;z-index:1;background:var(--surface);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}
.track-step:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.track-dot{
  width:44px;height:44px;border-radius:50%;display:grid;place-items:center;font-weight:900;
  background:linear-gradient(135deg,var(--gold-2),var(--gold));color:#2a1d00;margin-bottom:16px;
  box-shadow:0 8px 18px rgba(255,180,0,.32);
}
.track-step h3{font-size:17px;margin-bottom:8px}
.track-step p{font-size:14.2px;color:var(--muted);margin:0}

/* 图文板块 */
.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:52px;align-items:center}
.figure-frame{
  position:relative;border-radius:var(--radius-lg);overflow:hidden;
  box-shadow:var(--shadow-lg);border:1px solid rgba(26,31,61,.08);
}
.figure-frame img{width:100%;height:100%;object-fit:cover}
.figure-cap{
  position:absolute;left:0;right:0;bottom:0;padding:16px 20px;color:#eef1fb;font-size:13.5px;
  background:linear-gradient(to top,rgba(14,18,42,.86),rgba(14,18,42,0));
}
.check-list li{display:flex;gap:14px;padding:16px 0;border-bottom:1px dashed var(--line)}
.check-list li:last-child{border-bottom:0}
.check-mark{
  flex:0 0 auto;width:30px;height:30px;border-radius:9px;display:grid;place-items:center;
  background:rgba(255,180,0,.16);color:#a06f00;font-weight:900;font-size:14px;margin-top:2px;
}
.check-list h4{font-size:16.5px;margin-bottom:5px}
.check-list p{font-size:14.4px;color:var(--muted);margin:0}

/* 得分卡 */
.score-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow-sm);height:100%;border-top:3px solid var(--gold);transition:transform .25s ease,box-shadow .25s ease}
.score-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.score-card h4{font-size:16.5px;margin-bottom:8px}
.score-card p{font-size:14.3px;color:var(--muted);margin:0}
.score-num{font-size:13px;font-weight:800;color:#a06f00;letter-spacing:.12em;margin-bottom:10px;display:block}

/* 机台卡片 */
.machine-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm);transition:transform .25s ease,box-shadow .25s ease}
.machine-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md)}
.machine-card img{aspect-ratio:16/10;width:100%;object-fit:cover}
.machine-body{padding:22px 24px 24px}
.machine-body h3{font-size:17.5px;margin-bottom:8px}
.machine-body p{font-size:14.3px;color:var(--muted);margin:0}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px}
.tag{display:inline-block;font-size:12.5px;font-weight:700;color:#5b6480;background:#f1f3fa;border:1px solid var(--line);border-radius:999px;padding:3px 12px}
.tag-gold{color:#8a5f00;background:rgba(255,180,0,.14);border-color:rgba(255,180,0,.34)}

/* KPI 区 */
.kpi-wrap{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.kpi-card{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:var(--radius-lg);padding:30px 26px;transition:transform .25s ease,border-color .25s ease,background .25s ease}
.kpi-card:hover{transform:translateY(-4px);border-color:rgba(255,180,0,.55);background:rgba(255,255,255,.09)}
.kpi-num{font-size:38px;font-weight:900;color:var(--gold-2);line-height:1.1;letter-spacing:-.02em}
.kpi-num small{font-size:16px;color:#c3cbea;font-weight:700;margin-left:4px}
.kpi-title{font-size:16px;font-weight:700;color:#fff;margin:10px 0 8px}
.kpi-desc{font-size:14px;color:#aab3d4;margin:0}

/* 口碑 */
.quote-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px;box-shadow:var(--shadow-sm);height:100%;position:relative;transition:transform .25s ease,box-shadow .25s ease}
.quote-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.quote-card::before{content:"“";position:absolute;top:6px;right:20px;font-size:56px;line-height:1;color:rgba(255,180,0,.28);font-family:Georgia,serif}
.quote-text{font-size:14.8px;color:#3b4260;margin-bottom:20px;position:relative;z-index:1}
.quote-user{display:flex;align-items:center;gap:12px}
.avatar{width:42px;height:42px;border-radius:50%;display:grid;place-items:center;font-weight:900;color:#2a1d00;background:linear-gradient(135deg,var(--gold-2),var(--gold));font-size:15px}
.quote-name{font-size:14.5px;font-weight:700}
.quote-role{font-size:12.8px;color:var(--muted)}

/* 资讯列表 */
.news-layout{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(0,1fr);gap:34px;align-items:start}
.news-list{display:flex;flex-direction:column;gap:16px}
.news-item{
  display:block;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 24px;box-shadow:var(--shadow-sm);transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.news-item:hover{transform:translateX(4px);box-shadow:var(--shadow-md);border-color:#ffd97a}
.news-meta{display:flex;align-items:center;gap:12px;margin-bottom:10px;flex-wrap:wrap}
.news-meta .tag{font-size:12px}
.news-meta time{font-size:12.8px;color:#98a0b8}
.news-item h3{font-size:17.5px;margin-bottom:8px;transition:color .2s ease}
.news-item:hover h3{color:#8a5f00}
.news-item p{font-size:14.3px;color:var(--muted);margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.empty-note{background:var(--surface);border:1px dashed var(--line);border-radius:var(--radius);padding:34px;text-align:center;color:var(--muted);font-size:14.5px}

.side-panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);padding:26px 24px;box-shadow:var(--shadow-sm)}
.side-panel h3{font-size:17px;margin-bottom:6px}
.side-panel .side-sub{font-size:13.5px;color:var(--muted);margin-bottom:18px}
.rank-list li{display:flex;gap:12px;padding:13px 0;border-bottom:1px solid #f0f2f9;align-items:flex-start}
.rank-list li:last-child{border-bottom:0;padding-bottom:0}
.rank-no{flex:0 0 auto;width:22px;height:22px;border-radius:6px;display:grid;place-items:center;font-size:12.5px;font-weight:800;background:#f1f3fa;color:#68708a;margin-top:3px}
.rank-list li:nth-child(1) .rank-no{background:linear-gradient(135deg,var(--gold-2),var(--gold));color:#2a1d00}
.rank-list li:nth-child(2) .rank-no{background:#e9edf8;color:#3b4260}
.rank-list li:nth-child(3) .rank-no{background:#f3ecdf;color:#8a5f00}
.rank-list a{font-size:14.3px;font-weight:600;color:#2b3252;display:block;line-height:1.55;transition:color .2s ease}
.rank-list a:hover{color:#a06f00}
.rank-side-more{display:inline-flex;margin-top:18px;font-size:13.5px;font-weight:800;color:#a06f00}

/* 误区对比 */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:26px}
.compare-col{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);padding:28px 26px;box-shadow:var(--shadow-sm)}
.compare-col.bad{border-top:4px solid #d8dbe8}
.compare-col.good{border-top:4px solid var(--gold)}
.compare-col h3{font-size:17.5px;margin-bottom:18px;display:flex;align-items:center;gap:10px}
.dot-bad,.dot-good{width:10px;height:10px;border-radius:50%;display:inline-block}
.dot-bad{background:#b9bdcf}
.dot-good{background:var(--gold)}
.compare-col li{padding:14px 0;border-bottom:1px dashed var(--line);font-size:14.5px;color:#3b4260}
.compare-col li:last-child{border-bottom:0;padding-bottom:0}
.compare-col li strong{display:block;font-size:15px;color:var(--ink);margin-bottom:4px}

/* 更新日志 */
.log-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.log-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px;box-shadow:var(--shadow-sm);transition:transform .25s ease,box-shadow .25s ease}
.log-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.log-ver{font-size:12.5px;font-weight:800;letter-spacing:.12em;color:#a06f00;background:rgba(255,180,0,.14);border-radius:999px;padding:4px 12px;display:inline-block;margin-bottom:14px}
.log-card h3{font-size:17px;margin-bottom:8px}
.log-card p{font-size:14.2px;color:var(--muted);margin:0}

/* 保障条 */
.guard-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.guard-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:24px 22px;box-shadow:var(--shadow-sm);text-align:center;transition:transform .25s ease,border-color .25s ease}
.guard-item:hover{transform:translateY(-4px);border-color:#ffd97a}
.guard-ico{width:46px;height:46px;border-radius:50%;margin:0 auto 14px;display:grid;place-items:center;background:rgba(255,180,0,.14);color:#a06f00;font-weight:900;font-size:16px}
.guard-item h4{font-size:15.5px;margin-bottom:6px}
.guard-item p{font-size:13.6px;color:var(--muted);margin:0}

/* FAQ */
.faq-list{max-width:900px;margin:0 auto;display:flex;flex-direction:column;gap:14px}
.faq-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);overflow:hidden;transition:border-color .2s ease}
.faq-item[open]{border-color:#ffd97a;box-shadow:var(--shadow-md)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:20px 54px 20px 24px;font-size:16.5px;font-weight:700;color:var(--ink);
  position:relative;transition:color .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);
  font-size:22px;font-weight:400;color:#a06f00;transition:transform .25s ease;
}
.faq-item[open] summary::after{content:"−"}
.faq-item summary:hover{color:#8a5f00}
.faq-body{padding:0 24px 22px;font-size:14.8px;color:var(--muted);line-height:1.8}

/* 投稿表单 */
.submit-box{
  background:linear-gradient(140deg,#1a1f3d 0%,#252c58 100%);
  border-radius:var(--radius-xl);padding:44px 40px;color:#eef1fb;
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,.95fr);gap:42px;align-items:center;
  box-shadow:var(--shadow-lg);
}
.submit-box h2{color:#fff;font-size:clamp(22px,2.6vw,30px);margin-bottom:14px}
.submit-box p{color:#b8c0e0;font-size:15px;margin-bottom:0}
.form-x .field{margin-bottom:14px}
.form-x label{display:block;font-size:13.5px;font-weight:700;color:#c3cbea;margin-bottom:7px}
.form-x input,.form-x select,.form-x textarea{
  width:100%;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);
  border-radius:10px;padding:12px 15px;color:#fff;font-size:14.5px;transition:border-color .2s ease,background .2s ease;
}
.form-x input::placeholder,.form-x textarea::placeholder{color:#8f99bd}
.form-x input:focus,.form-x select:focus,.form-x textarea:focus{outline:none;border-color:rgba(255,180,0,.75);background:rgba(255,255,255,.13)}
.form-x select option{color:#1b1f33}
.form-note{font-size:12.8px;color:#8f99bd;margin-top:10px}

/* 页脚 */
.site-footer{background:#12162f;color:#a9b2d4;padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:38px;padding-bottom:44px}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:18px;margin-bottom:16px}
.footer-desc{font-size:14px;color:#8f99bd;line-height:1.8;margin-bottom:0}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:16px;letter-spacing:.02em}
.footer-links li{margin-bottom:10px}
.footer-links a{font-size:14px;color:#a9b2d4;transition:color .2s ease}
.footer-links a:hover{color:var(--gold-2)}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px}
.footer-tags span{font-size:12.5px;color:#9aa3c7;border:1px solid rgba(255,255,255,.12);border-radius:999px;padding:4px 12px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.09);padding:22px 0;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;font-size:13px;color:#7d87ab}

/* 固定转化条 */
.sticky-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:1040;
  background:rgba(18,22,47,.96);backdrop-filter:blur(10px);
  border-top:1px solid rgba(255,180,0,.35);
  box-shadow:0 -8px 26px rgba(6,9,26,.34);
}
.sticky-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:11px 0;flex-wrap:wrap}
.sticky-text{font-size:14px;color:#d5dbef;margin:0}
.sticky-text strong{color:var(--gold-2)}

@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .countdown-card{max-width:420px;margin:0 auto}
  .grid-3,.cat-grid,.log-grid,.kpi-wrap{grid-template-columns:repeat(2,1fr)}
  .grid-4,.guard-grid,.track{grid-template-columns:repeat(2,1fr)}
  .track::before{display:none}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .stat-cell:nth-child(2){border-right:0}
  .stat-cell:nth-child(1),.stat-cell:nth-child(2){border-bottom:1px solid var(--line)}
  .split{grid-template-columns:1fr;gap:34px}
  .news-layout{grid-template-columns:1fr}
  .submit-box{grid-template-columns:1fr;padding:34px 28px;gap:28px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .search-box{display:none}
  .main-nav{display:none}
  .nav-burger{display:grid}
}
@media (max-width:768px){
  body{padding-bottom:78px}
  .section{padding:56px 0}
  .section-tight{padding:42px 0}
  .hero{padding:52px 0 60px}
  .grid-3,.grid-2,.cat-grid,.log-grid,.kpi-wrap,.grid-4,.guard-grid,.track,.compare{grid-template-columns:1fr}
  .stats-grid{grid-template-columns:1fr}
  .stat-cell{border-right:0;border-bottom:1px solid var(--line);padding:26px 18px}
  .stat-cell:last-child{border-bottom:0}
  .brand{font-size:16.5px}
  .brand-mark{width:30px;height:30px;font-size:14px}
  .topbar-inner{height:60px;gap:12px}
  .sticky-inner{justify-content:center;text-align:center}
  .ring{width:176px;height:176px}
  .footer-grid{grid-template-columns:1fr;gap:26px;padding-bottom:32px}
  .footer-bottom{justify-content:center;text-align:center}
}
@media (max-width:520px){
  .wrap{padding:0 16px}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn-x{width:100%}
  .hero-points li{font-size:12.8px;padding:7px 13px}
  .card-x,.side-panel,.compare-col{padding:22px 18px}
  .ring-num{font-size:26px}
  .kpi-num{font-size:32px}
  .submit-box{padding:26px 20px}
  .section-title{font-size:22px}
}

/* roulang page: article */
:root{
 --ink:#1a1f3d;
 --ink-2:#222a55;
 --ink-3:#2c356b;
 --gold:#ffb400;
 --gold-2:#ffc63d;
 --gold-ink:#2a1d00;
 --bg:#f5f6fb;
 --surface:#ffffff;
 --surface-2:#eef1f9;
 --text:#1b1f33;
 --muted:#68708a;
 --line:#e4e7f1;
 --radius:12px;
 --radius-lg:20px;
 --radius-xl:28px;
 --shadow-sm:0 2px 10px rgba(26,31,61,.06);
 --shadow-md:0 14px 34px rgba(26,31,61,.10);
 --shadow-lg:0 24px 60px rgba(26,31,61,.16);
 --shadow-gold:0 12px 26px rgba(255,180,0,.30);
 --wrap:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
 margin:0;
 font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
 background:var(--bg);
 color:var(--text);
 line-height:1.78;
 font-size:16px;
 -webkit-font-smoothing:antialiased;
 padding-bottom:84px;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
a:hover{color:inherit}
button,input{font-family:inherit}
h1,h2,h3,h4{line-height:1.35;margin:0 0 12px;color:var(--ink);font-weight:800}
p{margin:0 0 14px}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 20px}
.container{max-width:var(--wrap);padding-left:20px;padding-right:20px}
.section{padding:74px 0}
.section-tight{padding:52px 0}
.section-alt{background:var(--surface-2)}
.section-dark{background:linear-gradient(160deg,#151a37 0%,#1a1f3d 55%,#232a55 100%);color:#e9ecf8}
.section-dark h2,.section-dark h3{color:#fff}
.section-dark p{color:#b8c0e0}
.section-head{max-width:760px;margin-bottom:34px}
.section-title{font-size:clamp(23px,3vw,32px);margin-bottom:12px}
.section-desc{color:var(--muted);font-size:16px;max-width:720px}
.eyebrow{
 display:inline-flex;align-items:center;gap:8px;
 font-size:13px;font-weight:700;letter-spacing:.14em;
 color:#b57f00;background:rgba(255,180,0,.14);
 padding:6px 14px;border-radius:999px;margin-bottom:14px;
}
.section-dark .eyebrow{color:var(--gold-2);background:rgba(255,180,0,.16)}
.btn-x{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:13px 28px;border-radius:999px;font-weight:700;font-size:15px;
 border:1px solid transparent;cursor:pointer;
 transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease;
 white-space:nowrap;
}
.btn-gold{background:linear-gradient(135deg,var(--gold-2),var(--gold));color:var(--gold-ink);box-shadow:var(--shadow-gold)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(255,180,0,.42);color:var(--gold-ink)}
.btn-gold:active{transform:translateY(0);box-shadow:0 6px 16px rgba(255,180,0,.34)}
.btn-ghost{background:rgba(255,255,255,.07);color:#fff;border-color:rgba(255,255,255,.3)}
.btn-ghost:hover{background:rgba(255,255,255,.16);color:#fff;transform:translateY(-2px)}
.btn-line{background:#fff;color:var(--ink);border-color:var(--line);box-shadow:var(--shadow-sm)}
.btn-line:hover{border-color:var(--gold);color:var(--ink);transform:translateY(-2px)}
.btn-sm{padding:9px 20px;font-size:14px}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid rgba(255,180,0,.65);outline-offset:2px}

/* 顶部导航 */
.site-header{position:sticky;top:0;z-index:1030;background:var(--ink);border-bottom:1px solid rgba(255,255,255,.08);box-shadow:0 8px 24px rgba(10,14,36,.28)}
.topbar-inner{display:flex;align-items:center;gap:22px;height:66px}
.brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:19px;flex:0 0 auto}
.brand:hover{color:#fff}
.brand-mark{
 width:34px;height:34px;border-radius:10px;
 background:linear-gradient(135deg,var(--gold-2),var(--gold));
 color:#2a1d00;display:grid;place-items:center;font-size:16px;font-weight:900;
 box-shadow:0 6px 16px rgba(255,180,0,.35);
}
.main-nav{display:flex;align-items:center;gap:6px;flex:1 1 auto;min-width:0}
.main-nav a{
 color:#c5cce6;font-size:15px;font-weight:600;padding:9px 14px;border-radius:10px;
 transition:background .2s ease,color .2s ease;white-space:nowrap;
}
.main-nav a:hover{color:#fff;background:rgba(255,255,255,.1)}
.main-nav a.active{color:var(--gold-2);background:rgba(255,180,0,.14)}
.nav-tools{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.search-box{display:flex;align-items:center;background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.14);border-radius:999px;padding:4px 4px 4px 16px;transition:border-color .2s ease,background .2s ease}
.search-box:focus-within{border-color:rgba(255,180,0,.7);background:rgba(255,255,255,.14)}
.search-box input{background:transparent;border:0;color:#fff;font-size:14px;width:150px;outline:none}
.search-box input::placeholder{color:#8f99bd}
.search-box button{
 border:0;border-radius:999px;background:linear-gradient(135deg,var(--gold-2),var(--gold));
 color:#2a1d00;font-weight:700;font-size:13px;padding:7px 16px;cursor:pointer;transition:filter .2s ease;
}
.search-box button:hover{filter:brightness(1.06)}
.nav-burger{display:none;width:42px;height:42px;border-radius:12px;border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.08);cursor:pointer;padding:0;place-items:center}
.nav-burger span{display:block;width:18px;height:2px;background:#fff;margin:3px auto;border-radius:2px;transition:transform .25s ease,opacity .25s ease}
.nav-burger.is-open span:nth-child(1){transform:translateY(5px) rotate(45deg)}
.nav-burger.is-open span:nth-child(2){opacity:0}
.nav-burger.is-open span:nth-child(3){transform:translateY(-5px) rotate(-45deg)}
.trend-bar{background:#141834;border-top:1px solid rgba(255,255,255,.06)}
.trend-inner{display:flex;align-items:center;gap:10px;height:44px;overflow-x:auto}
.trend-label{font-size:13px;font-weight:700;color:var(--gold-2);flex:0 0 auto;letter-spacing:.05em}
.trend-list{display:flex;align-items:center;gap:8px;flex-wrap:nowrap}
.trend-list span{font-size:13px;color:#a9b2d4;padding:4px 12px;border-radius:999px;border:1px solid rgba(255,255,255,.1);white-space:nowrap}
.mobile-nav{display:none;background:#141834;border-top:1px solid rgba(255,255,255,.08);padding:14px 0}
.mobile-nav.open{display:block}
.mobile-nav a{display:block;padding:12px 14px;border-radius:10px;color:#c5cce6;font-weight:600}
.mobile-nav a.active{color:var(--gold-2);background:rgba(255,180,0,.14)}
.mobile-nav a:hover{background:rgba(255,255,255,.08);color:#fff}

/* 文章头部 */
.article-hero{
 position:relative;overflow:hidden;color:#eef1fb;
 background:linear-gradient(120deg,#141834 0%,#1a1f3d 45%,#2b2f66 100%);
 padding:54px 0 62px;
}
.article-hero::before{
 content:"";position:absolute;inset:0;
 background:url('/assets/images/e4376120b01f8f37.webp') center/cover no-repeat;
 opacity:.24;
}
.article-hero::after{
 content:"";position:absolute;inset:0;
 background:radial-gradient(circle at 84% 14%,rgba(255,180,0,.24),transparent 54%),radial-gradient(circle at 6% 92%,rgba(94,124,255,.26),transparent 56%);
}
.article-hero .wrap{position:relative;z-index:2}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:#a9b2d4;margin-bottom:20px}
.crumb a{color:#c5cce6}
.crumb a:hover{color:var(--gold-2)}
.crumb span.sep{color:#5c6591}
.article-hero h1{
 color:#fff;font-size:clamp(26px,3.6vw,40px);line-height:1.3;
 max-width:900px;margin-bottom:18px;letter-spacing:.01em;
}
.hero-summary{max-width:780px;color:#c2c9e6;font-size:16.5px;margin-bottom:24px}
.hero-meta{display:flex;flex-wrap:wrap;align-items:center;gap:12px}
.meta-chip{
 display:inline-flex;align-items:center;gap:7px;
 background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.16);
 color:#dfe4f6;font-size:13.5px;font-weight:600;
 padding:7px 15px;border-radius:999px;
}
.meta-chip.gold{background:rgba(255,180,0,.16);border-color:rgba(255,180,0,.42);color:var(--gold-2)}

/* 正文卡 */
.article-shell{padding:56px 0 64px}
.article-body{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
 padding:36px 38px;box-shadow:var(--shadow-sm);
}
.key-points{
 background:linear-gradient(140deg,#fff9e8,#fff4d6);
 border:1px solid #ffe4a3;border-radius:var(--radius);padding:20px 24px;margin-bottom:32px;
}
.key-points h2{font-size:17px;margin-bottom:10px;color:#6b4c00}
.key-points ul{margin:0;padding-left:20px}
.key-points li{color:#5b4708;margin-bottom:6px;font-size:15.5px}
.article-body h2{
 font-size:23px;margin:36px 0 14px;padding-left:14px;border-left:4px solid var(--gold);
}
.article-body h3{font-size:19px;margin:26px 0 10px}
.article-body p{color:#2b3149;margin-bottom:16px}
.article-body ul,.article-body ol{padding-left:22px;margin-bottom:18px}
.article-body li{margin-bottom:8px;color:#2b3149}
.article-body img{border-radius:var(--radius);margin:22px 0;box-shadow:var(--shadow-md)}
.article-body table{width:100%;border-collapse:collapse;margin:20px 0;font-size:15px}
.article-body th,.article-body td{border:1px solid var(--line);padding:11px 13px;text-align:left}
.article-body th{background:var(--surface-2);color:var(--ink)}
.article-body blockquote{
 margin:20px 0;padding:15px 20px;background:#fff8e6;border-left:4px solid var(--gold);
 border-radius:10px;color:#5a4a12;
}
.article-body a{color:#a67400;text-decoration:underline;text-underline-offset:3px}
.article-body a:hover{color:#7a5400}
.empty-box{text-align:center;padding:34px 10px}
.empty-box h2{font-size:20px;margin-bottom:10px}
.empty-box p{color:var(--muted)}
.post-footnote{
 margin-top:34px;padding-top:22px;border-top:1px dashed var(--line);
 font-size:14px;color:var(--muted);
}

/* 参数表 */
.spec-table{
 width:100%;border-collapse:separate;border-spacing:0;
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
 box-shadow:var(--shadow-sm);font-size:15px;
}
.spec-table th,.spec-table td{padding:14px 18px;text-align:left;border-bottom:1px solid var(--line)}
.spec-table thead th{background:var(--ink);color:#fff;font-weight:700;font-size:14.5px;letter-spacing:.03em}
.spec-table tbody tr:last-child td{border-bottom:0}
.spec-table tbody tr:nth-child(even){background:#fafbff}
.spec-table tbody th{font-weight:700;color:var(--ink);width:26%;background:#f8f9fe}

/* 轮播 */
.shot-carousel{border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-md);background:#101530}
.shot-carousel .carousel-item img{width:100%;height:400px;object-fit:cover}
.shot-carousel .carousel-caption{
 background:linear-gradient(0deg,rgba(12,16,36,.86),rgba(12,16,36,0));
 left:0;right:0;bottom:0;padding:36px 24px 20px;text-align:left;
}
.shot-carousel .carousel-caption p{margin:0;color:#e7ebfa;font-size:15px}

/* 图文分栏 */
.split-row{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center}
.split-row.reverse .split-media{order:2}
.split-media img{border-radius:var(--radius-lg);box-shadow:var(--shadow-md);width:100%;height:100%;object-fit:cover}
.split-text h2{font-size:clamp(22px,2.6vw,29px);margin-bottom:14px}
.split-text p{color:var(--muted);margin-bottom:16px}
.check-list{list-style:none;padding:0;margin:0}
.check-list li{
 position:relative;padding-left:30px;margin-bottom:12px;color:#2b3149;font-size:15.5px;
}
.check-list li::before{
 content:"";position:absolute;left:0;top:8px;width:16px;height:16px;border-radius:50%;
 background:linear-gradient(135deg,var(--gold-2),var(--gold));
 box-shadow:0 0 0 4px rgba(255,180,0,.16);
}
.check-list li strong{color:var(--ink)}

/* 时间线 */
.timeline{position:relative;padding-left:8px;margin-top:8px;border-left:2px solid rgba(255,180,0,.4)}
.timeline-item{position:relative;padding:0 0 28px 26px}
.timeline-item::before{
 content:"";position:absolute;left:-9px;top:7px;width:16px;height:16px;border-radius:50%;
 background:var(--gold);box-shadow:0 0 0 5px rgba(255,180,0,.18);
}
.timeline-item h3{font-size:18px;margin-bottom:6px}
.timeline-item p{margin:0;color:#b8c0e0;font-size:15.5px}
.timeline-item:last-child{padding-bottom:0}

/* 误区 */
.myth-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.myth-card{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 padding:22px 24px;box-shadow:var(--shadow-sm);transition:transform .22s ease,box-shadow .22s ease;
}
.myth-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md)}
.myth-card h3{font-size:17px;margin-bottom:8px;color:#8a2f2f}
.myth-card p{margin:0;color:var(--muted);font-size:15px}
.myth-card .fix{display:block;margin-top:10px;color:#1f6b45;font-weight:700;font-size:15px}

/* 频道矩阵 */
.channel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.channel-card{
 display:block;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
 padding:26px 24px;box-shadow:var(--shadow-sm);
 transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.channel-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(255,180,0,.55)}
.channel-tag{
 display:inline-block;font-size:12.5px;font-weight:700;color:#8a6200;
 background:rgba(255,180,0,.16);padding:4px 12px;border-radius:999px;margin-bottom:12px;
}
.channel-card h3{font-size:19px;margin-bottom:8px}
.channel-card p{color:var(--muted);font-size:15px;margin:0 0 14px}
.channel-more{font-size:14px;font-weight:700;color:#a67400}

/* FAQ */
.faq-item{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 box-shadow:var(--shadow-sm);margin-bottom:14px;overflow:hidden;
}
.faq-item summary{
 cursor:pointer;list-style:none;padding:18px 22px;font-weight:700;color:var(--ink);font-size:16px;
 display:flex;align-items:center;justify-content:space-between;gap:14px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
 content:"+";font-size:20px;font-weight:800;color:var(--gold);line-height:1;
}
.faq-item[open] summary::after{content:"−"}
.faq-item[open] summary{color:#8a6200}
.faq-body{padding:0 22px 20px;color:var(--muted);font-size:15.5px}
.faq-body p{margin:0}

/* CTA */
.cta-panel{
 background:linear-gradient(135deg,#1a1f3d,#2c356b);
 border-radius:var(--radius-xl);padding:44px 40px;color:#eef1fb;
 display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
 box-shadow:var(--shadow-lg);
}
.cta-panel h2{color:#fff;font-size:clamp(21px,2.6vw,28px);margin-bottom:10px}
.cta-panel p{color:#bcc4e4;margin:0;max-width:560px}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}

/* 底部固定转化条 */
.cta-dock{
 position:fixed;left:0;right:0;bottom:0;z-index:1040;
 background:rgba(20,24,52,.96);backdrop-filter:blur(10px);
 border-top:1px solid rgba(255,255,255,.12);
 padding:12px 0;
}
.cta-dock .wrap{display:flex;align-items:center;justify-content:space-between;gap:18px}
.dock-text{color:#e7ebfa;font-size:15px;font-weight:600}
.dock-text span{display:block;color:#98a2c6;font-size:13px;font-weight:400}

/* 页脚 */
.site-footer{background:#111531;color:#a9b2d4;padding:60px 0 26px;border-top:1px solid rgba(255,255,255,.08)}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:18px;margin-bottom:14px}
.footer-desc{font-size:14.5px;color:#98a2c6;line-height:1.8;max-width:320px}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:16px;font-weight:700}
.footer-links{list-style:none;padding:0;margin:0}
.footer-links li{margin-bottom:10px}
.footer-links a{color:#a9b2d4;font-size:14.5px;transition:color .2s ease}
.footer-links a:hover{color:var(--gold-2)}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px}
.footer-tags span{
 font-size:13px;color:#a9b2d4;border:1px solid rgba(255,255,255,.12);
 padding:4px 12px;border-radius:999px;
}
.footer-bottom{
 margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,.1);
 display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
 font-size:13.5px;color:#828cb0;
}

@media (max-width:1024px){
 .main-nav a{padding:8px 10px;font-size:14.5px}
 .search-box input{width:110px}
 .split-row{gap:30px}
 .channel-grid{gap:16px}
 .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
}
@media (max-width:860px){
 .main-nav{display:none}
 .nav-burger{display:grid}
 .trend-bar{display:none}
 .article-body{padding:26px 22px}
 .split-row{grid-template-columns:1fr}
 .split-row.reverse .split-media{order:0}
 .split-media img{height:280px}
 .myth-grid{grid-template-columns:1fr}
 .channel-grid{grid-template-columns:1fr}
 .shot-carousel .carousel-item img{height:280px}
 .cta-panel{padding:32px 26px}
}
@media (max-width:520px){
 .brand{font-size:16px}
 .brand-mark{width:30px;height:30px;font-size:14px}
 .search-box{display:none}
 .topbar-inner{height:60px;gap:12px}
 .article-hero{padding:40px 0 46px}
 .article-body{padding:20px 16px;border-radius:14px}
 .spec-table th,.spec-table td{padding:10px 12px;font-size:14px}
 .shot-carousel .carousel-item img{height:210px}
 .cta-dock .wrap{flex-direction:column;align-items:stretch;gap:10px}
 .cta-dock .btn-x{width:100%}
 .footer-grid{grid-template-columns:1fr}
 body{padding-bottom:112px}
}

/* roulang page: category1 */
:root{
  --ink:#1a1f3d;
  --ink-2:#222a55;
  --ink-3:#2c356b;
  --gold:#ffb400;
  --gold-2:#ffc63d;
  --gold-ink:#2a1d00;
  --bg:#f5f6fb;
  --surface:#ffffff;
  --surface-2:#eef1f9;
  --text:#1b1f33;
  --muted:#68708a;
  --line:#e4e7f1;
  --radius:12px;
  --radius-lg:20px;
  --radius-xl:28px;
  --shadow-sm:0 2px 10px rgba(26,31,61,.06);
  --shadow-md:0 14px 34px rgba(26,31,61,.10);
  --shadow-lg:0 24px 60px rgba(26,31,61,.16);
  --shadow-gold:0 12px 26px rgba(255,180,0,.30);
  --wrap:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.78;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
  padding-bottom:66px;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
a:hover{color:inherit}
button{font-family:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.01em;color:var(--ink)}
p{margin:0}
table{border-collapse:collapse;width:100%}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 20px}
:focus-visible{outline:3px solid rgba(255,180,0,.65);outline-offset:3px;border-radius:6px}

/* 顶部导航 */
.site-header{position:sticky;top:0;z-index:1030;background:var(--ink);border-bottom:1px solid rgba(255,255,255,.08);box-shadow:0 8px 24px rgba(10,14,36,.28)}
.topbar-inner{display:flex;align-items:center;gap:26px;height:66px}
.brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:19px;flex:0 0 auto}
.brand:hover{color:#fff}
.brand-mark{
  width:34px;height:34px;border-radius:10px;
  background:linear-gradient(135deg,var(--gold-2),var(--gold));
  color:#2a1d00;display:grid;place-items:center;font-size:16px;font-weight:900;
  box-shadow:0 6px 16px rgba(255,180,0,.35);
}
.main-nav{display:flex;align-items:center;gap:6px;flex:1 1 auto;min-width:0}
.main-nav a{color:#c5cce6;font-size:15px;font-weight:600;padding:9px 14px;border-radius:10px;transition:background .2s ease,color .2s ease;white-space:nowrap}
.main-nav a:hover{color:#fff;background:rgba(255,255,255,.1)}
.main-nav a.active{color:var(--gold-2);background:rgba(255,180,0,.14)}
.nav-tools{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.search-box{display:flex;align-items:center;background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.14);border-radius:999px;padding:4px 4px 4px 16px;transition:border-color .2s ease,background .2s ease}
.search-box:focus-within{border-color:rgba(255,180,0,.7);background:rgba(255,255,255,.14)}
.search-box input{background:transparent;border:0;color:#fff;font-size:14px;width:150px;outline:none}
.search-box input::placeholder{color:#8f99bd}
.search-box button{border:0;border-radius:999px;background:linear-gradient(135deg,var(--gold-2),var(--gold));color:#2a1d00;font-weight:700;font-size:13px;padding:7px 16px;cursor:pointer;transition:filter .2s ease}
.search-box button:hover{filter:brightness(1.05)}
.nav-burger{display:none;width:42px;height:42px;border-radius:12px;border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.08);cursor:pointer;padding:0;place-items:center}
.nav-burger span{display:block;width:18px;height:2px;background:#fff;margin:3px auto;border-radius:2px;transition:transform .25s ease,opacity .25s ease}
.nav-burger.is-open span:nth-child(1){transform:translateY(5px) rotate(45deg)}
.nav-burger.is-open span:nth-child(2){opacity:0}
.nav-burger.is-open span:nth-child(3){transform:translateY(-5px) rotate(-45deg)}
.mobile-nav{display:none;background:#141834;border-top:1px solid rgba(255,255,255,.08);padding:14px 0}
.mobile-nav.open{display:block}
.mobile-nav a{display:block;padding:12px 14px;border-radius:10px;color:#c5cce6;font-weight:600}
.mobile-nav a.active{color:var(--gold-2);background:rgba(255,180,0,.14)}
.mobile-nav a:hover{background:rgba(255,255,255,.08);color:#fff}

/* 按钮 */
.btn-x{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 28px;border-radius:999px;font-weight:700;font-size:15px;border:1px solid transparent;cursor:pointer;transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease;white-space:nowrap}
.btn-gold{background:linear-gradient(135deg,var(--gold-2),var(--gold));color:var(--gold-ink);box-shadow:var(--shadow-gold)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(255,180,0,.42);color:var(--gold-ink)}
.btn-gold:active{transform:translateY(0);box-shadow:0 6px 16px rgba(255,180,0,.34)}
.btn-ghost{background:rgba(255,255,255,.07);color:#fff;border-color:rgba(255,255,255,.3)}
.btn-ghost:hover{background:rgba(255,255,255,.16);color:#fff;transform:translateY(-2px)}
.btn-line{background:#fff;color:var(--ink);border-color:var(--line);box-shadow:var(--shadow-sm)}
.btn-line:hover{border-color:var(--gold);color:var(--ink);transform:translateY(-2px)}
.btn-sm{padding:9px 20px;font-size:14px}

/* Hero（分类页变体：沉浸暗底 + 主海报） */
.hero-cat{position:relative;overflow:hidden;color:#eef1fb;background:linear-gradient(120deg,#12162f 0%,#1a1f3d 48%,#2b2f66 100%);padding:66px 0 74px}
.hero-cat::before{content:"";position:absolute;inset:0;background:url('/assets/images/e4376120b01f8f37.webp') center/cover no-repeat;opacity:.24}
.hero-cat::after{content:"";position:absolute;inset:0;background:radial-gradient(circle at 78% 16%,rgba(255,180,0,.26),transparent 54%),radial-gradient(circle at 6% 92%,rgba(94,124,255,.30),transparent 52%)}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.15fr .85fr;gap:52px;align-items:center}
.crumbs{display:flex;gap:8px;align-items:center;font-size:13px;color:#9aa4cc;margin-bottom:18px}
.crumbs a{color:#c5cce6}
.crumbs a:hover{color:var(--gold-2)}
.hero-badge-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:20px}
.chip{display:inline-flex;align-items:center;gap:7px;font-size:12.5px;font-weight:700;letter-spacing:.06em;padding:6px 14px;border-radius:999px;background:rgba(255,180,0,.16);color:var(--gold-2);border:1px solid rgba(255,180,0,.32)}
.chip-quiet{background:rgba(255,255,255,.08);color:#cdd4ee;border-color:rgba(255,255,255,.16);letter-spacing:.02em}
.heat-badge{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:#fff;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);padding:7px 15px;border-radius:999px}
.heat-dot{width:8px;height:8px;border-radius:50%;background:#ff6b57;box-shadow:0 0 0 4px rgba(255,107,87,.2)}
.hero-cat h1{color:#fff;font-size:clamp(27px,3.6vw,44px);line-height:1.28;margin-bottom:18px}
.hero-cat h1 em{font-style:normal;color:var(--gold-2)}
.hero-lead{color:#c2cae8;font-size:16.5px;max-width:620px;margin-bottom:26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.hero-note{font-size:13.5px;color:#98a2c8;margin-top:18px}
.hero-visual{position:relative}
.hero-poster{position:relative;border-radius:var(--radius-xl);overflow:hidden;box-shadow:var(--shadow-lg);border:1px solid rgba(255,255,255,.16)}
.hero-poster img{width:100%;height:100%;aspect-ratio:4/3.4;object-fit:cover}
.hero-poster::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(18,22,47,0) 42%,rgba(18,22,47,.86) 100%)}
.hero-poster-cap{position:absolute;left:20px;right:20px;bottom:18px;z-index:2;color:#fff}
.hero-poster-cap strong{display:block;font-size:17px;margin-bottom:4px}
.hero-poster-cap span{font-size:13px;color:#c2cae8}
.hero-rank{position:absolute;top:-16px;right:-10px;z-index:3;background:linear-gradient(135deg,var(--gold-2),var(--gold));color:#2a1d00;border-radius:18px;padding:12px 18px;text-align:center;box-shadow:var(--shadow-gold)}
.hero-rank b{display:block;font-size:20px;line-height:1.1}
.hero-rank span{font-size:11.5px;font-weight:700;letter-spacing:.08em}

/* 数据条 */
.stat-strip{background:var(--ink-2);color:#e9ecf8;padding:0}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.stat-item{padding:26px 26px;border-right:1px solid rgba(255,255,255,.1)}
.stat-item:last-child{border-right:0}
.stat-num{font-size:26px;font-weight:900;color:var(--gold-2);line-height:1.2;letter-spacing:-.02em}
.stat-label{font-size:13.5px;color:#aab3d6;margin-top:4px}

/* 通用板块 */
.section{padding:78px 0}
.section-tight{padding:58px 0}
.section-alt{background:var(--surface-2)}
.section-dark{background:linear-gradient(160deg,#151a37 0%,#1a1f3d 55%,#232a55 100%);color:#e9ecf8}
.section-dark h2,.section-dark h3{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:13px;font-weight:700;letter-spacing:.14em;color:#b57f00;background:rgba(255,180,0,.14);padding:6px 14px;border-radius:999px;margin-bottom:16px}
.section-dark .eyebrow{color:var(--gold-2);background:rgba(255,180,0,.16)}
.section-title{font-size:clamp(23px,3vw,33px);margin-bottom:14px}
.section-desc{color:var(--muted);font-size:16px}
.section-dark .section-desc{color:#b8c0e0}

/* 技能卡（左标题右卡片） */
.skill-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:48px;align-items:start}
.skill-aside{position:sticky;top:96px}
.skill-aside .rule{width:56px;height:4px;border-radius:4px;background:linear-gradient(90deg,var(--gold),var(--gold-2));margin-bottom:20px}
.skill-aside p{color:var(--muted);margin-top:12px}
.skill-grid{display:grid;gap:18px}
.skill-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);padding:26px 26px 24px;box-shadow:var(--shadow-sm);transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease}
.skill-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(255,180,0,.55)}
.skill-top{display:flex;align-items:center;gap:14px;margin-bottom:12px}
.skill-num{width:40px;height:40px;border-radius:12px;display:grid;place-items:center;font-weight:900;font-size:15px;background:rgba(255,180,0,.16);color:#a87700;flex:0 0 auto}
.skill-card h3{font-size:18.5px}
.skill-card p{color:var(--muted);font-size:15px}
.skill-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.tag{font-size:12.5px;font-weight:700;color:var(--ink-2);background:var(--surface-2);border:1px solid var(--line);padding:4px 12px;border-radius:999px}

/* 流程 */
.flow-layout{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.flow-figure{position:relative;border-radius:var(--radius-xl);overflow:hidden;box-shadow:var(--shadow-md);border:1px solid var(--line)}
.flow-figure img{width:100%;aspect-ratio:4/3.2;object-fit:cover}
.flow-figure figcaption{position:absolute;left:0;right:0;bottom:0;padding:18px 22px;background:linear-gradient(180deg,rgba(18,22,47,0),rgba(18,22,47,.92));color:#e9ecf8;font-size:13.5px}
.flow-steps{display:grid;gap:16px;margin-top:26px}
.flow-step{display:grid;grid-template-columns:44px 1fr;gap:16px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px;box-shadow:var(--shadow-sm);transition:border-color .2s ease,transform .2s ease}
.flow-step:hover{border-color:rgba(255,180,0,.5);transform:translateX(3px)}
.flow-idx{width:44px;height:44px;border-radius:14px;background:linear-gradient(135deg,var(--ink-3),var(--ink));color:var(--gold-2);display:grid;place-items:center;font-weight:900}
.flow-step h4{font-size:16px;margin-bottom:4px}
.flow-step p{font-size:14.5px;color:var(--muted)}

/* 对比表 */
.compare-wrap{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);overflow:hidden}
.compare-table th,.compare-table td{padding:16px 20px;font-size:14.8px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
.compare-table thead th{background:var(--ink);color:#fff;font-size:13.5px;letter-spacing:.06em;font-weight:700}
.compare-table tbody tr:last-child td{border-bottom:0}
.compare-table tbody tr:hover{background:rgba(255,180,0,.06)}
.compare-table td:first-child{font-weight:800;color:var(--ink)}
.pill{display:inline-block;font-size:12px;font-weight:700;padding:3px 10px;border-radius:999px;background:rgba(255,180,0,.18);color:#8f6600;margin-top:6px}

/* 失误清单 */
.mistake-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.mistake{display:flex;gap:14px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:20px 22px;box-shadow:var(--shadow-sm);transition:box-shadow .22s ease,transform .22s ease}
.mistake:hover{transform:translateY(-3px);box-shadow:var(--shadow-md)}
.mistake-i{width:30px;height:30px;flex:0 0 auto;border-radius:9px;display:grid;place-items:center;background:rgba(255,90,70,.12);color:#c8382a;font-weight:900;font-size:13px}
.mistake h4{font-size:16px;margin-bottom:4px}
.mistake p{font-size:14.5px;color:var(--muted)}

/* 练习节奏 */
.timeline{display:grid;gap:0;margin-top:8px}
.tl-item{display:grid;grid-template-columns:150px 1fr;gap:28px;padding:24px 0;border-top:1px solid rgba(255,255,255,.14)}
.tl-item:first-child{border-top:0}
.tl-stage{font-size:14px;font-weight:800;color:var(--gold-2);letter-spacing:.04em}
.tl-stage span{display:block;font-size:12.5px;color:#9aa4cc;font-weight:600;letter-spacing:0;margin-top:2px}
.tl-body h4{font-size:17px;margin-bottom:6px}
.tl-body p{font-size:14.8px;color:#b8c0e0}

/* 现场记录 */
.voice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.voice-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;transition:transform .24s ease,box-shadow .24s ease}
.voice-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.voice-card img{width:100%;aspect-ratio:16/10;object-fit:cover}
.voice-body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1}
.voice-meta{font-size:12.5px;font-weight:700;color:#a87700;letter-spacing:.04em}
.voice-body h3{font-size:17px}
.voice-body p{font-size:14.6px;color:var(--muted)}
.voice-foot{margin-top:auto;font-size:13px;color:#8a93ad;border-top:1px dashed var(--line);padding-top:12px}

/* FAQ */
.faq-list{display:grid;gap:14px;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 .2s ease}
.faq-item[open]{border-color:rgba(255,180,0,.55)}
.faq-item summary{list-style:none;cursor:pointer;padding:20px 24px;font-weight:800;font-size:16.5px;color:var(--ink);display:flex;justify-content:space-between;gap:16px;align-items:center}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";font-size:22px;font-weight:700;color:var(--gold);line-height:1;transition:transform .22s ease}
.faq-item[open] summary::after{content:"–"}
.faq-item .faq-body{padding:0 24px 22px;color:var(--muted);font-size:15px}

/* 频道矩阵 */
.channel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.channel-card{display:block;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);padding:26px 24px;box-shadow:var(--shadow-sm);transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease}
.channel-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(255,180,0,.6)}
.channel-card .ch-tag{display:inline-block;font-size:12px;font-weight:800;letter-spacing:.08em;color:#8f6600;background:rgba(255,180,0,.16);padding:4px 12px;border-radius:999px;margin-bottom:14px}
.channel-card h3{font-size:18px;margin-bottom:8px}
.channel-card p{font-size:14.6px;color:var(--muted)}
.channel-card .ch-more{display:inline-flex;align-items:center;gap:6px;margin-top:16px;font-size:14px;font-weight:800;color:#a87700}
.channel-card.is-current{border-color:rgba(255,180,0,.75);background:linear-gradient(180deg,rgba(255,180,0,.09),#fff)}

/* 收口 CTA */
.cta-band{position:relative;overflow:hidden;border-radius:var(--radius-xl);padding:52px 48px;background:linear-gradient(120deg,#1a1f3d 0%,#2b2f66 100%);color:#eef1fb;box-shadow:var(--shadow-md)}
.cta-band::after{content:"";position:absolute;inset:0;background:radial-gradient(circle at 88% 12%,rgba(255,180,0,.28),transparent 56%)}
.cta-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:34px;flex-wrap:wrap}
.cta-band h2{color:#fff;font-size:clamp(21px,2.6vw,29px);margin-bottom:10px}
.cta-band p{color:#bcc4e2;font-size:15.5px;max-width:620px}

/* 保障条 */
.assure{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.assure-item{display:flex;gap:14px;align-items:flex-start;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:20px 22px;box-shadow:var(--shadow-sm)}
.assure-i{width:36px;height:36px;flex:0 0 auto;border-radius:11px;background:rgba(26,31,61,.06);color:var(--ink-2);display:grid;place-items:center;font-weight:900;font-size:14px}
.assure-item h4{font-size:15.5px;margin-bottom:3px}
.assure-item p{font-size:14px;color:var(--muted)}

/* 底部固定条 */
.sticky-bar{position:fixed;left:0;right:0;bottom:0;z-index:1040;background:rgba(20,24,52,.96);border-top:1px solid rgba(255,255,255,.12);backdrop-filter:blur(8px);box-shadow:0 -8px 26px rgba(10,14,36,.28)}
.sticky-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:66px;padding-top:9px;padding-bottom:9px}
.sticky-text{color:#d3d9ef;font-size:14.5px}
.sticky-text strong{color:var(--gold-2)}

/* 页脚 */
.site-footer{background:#141834;color:#aab3d6;padding:64px 0 26px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:17px;margin-bottom:14px}
.footer-desc{font-size:14px;color:#8f9ab8;max-width:340px}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:16px;letter-spacing:.02em}
.footer-links li{margin-bottom:10px}
.footer-links a{color:#a3adc9;font-size:14.2px;transition:color .2s ease}
.footer-links a:hover{color:var(--gold-2)}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px}
.footer-tags span{font-size:12.5px;color:#a3adc9;border:1px solid rgba(255,255,255,.14);padding:4px 11px;border-radius:999px;background:rgba(255,255,255,.04)}
.footer-bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);font-size:13px;color:#7d87a8}

/* 响应式 */
@media (max-width:1024px){
  .hero-grid{gap:36px;grid-template-columns:1fr .82fr}
  .skill-layout{grid-template-columns:1fr;gap:30px}
  .skill-aside{position:static}
  .flow-layout{grid-template-columns:1fr;gap:34px}
  .voice-grid{grid-template-columns:repeat(2,1fr)}
  .channel-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .stat-item:nth-child(2){border-right:0}
  .stat-item:nth-child(1),.stat-item:nth-child(2){border-bottom:1px solid rgba(255,255,255,.1)}
  .assure{grid-template-columns:1fr}
  .search-box input{width:110px}
}
@media (max-width:860px){
  .main-nav{display:none}
  .nav-burger{display:grid}
  .topbar-inner{height:62px;gap:14px}
  .hero-grid{grid-template-columns:1fr}
  .hero-visual{order:-1;max-width:520px}
  .hero-poster img{aspect-ratio:16/10}
}
@media (max-width:768px){
  body{font-size:15.5px;padding-bottom:74px}
  .section{padding:56px 0}
  .section-tight{padding:44px 0}
  .hero-cat{padding:46px 0 54px}
  .mistake-grid{grid-template-columns:1fr}
  .voice-grid{grid-template-columns:1fr}
  .channel-grid{grid-template-columns:1fr}
  .compare-table th,.compare-table td{padding:13px 14px;font-size:14px}
  .compare-wrap{overflow-x:auto}
  .compare-table{min-width:640px}
  .tl-item{grid-template-columns:1fr;gap:8px;padding:20px 0}
  .cta-band{padding:38px 26px}
  .sticky-inner{flex-direction:column;align-items:stretch;gap:10px;padding:12px 20px}
  .sticky-text{font-size:13.5px;text-align:center}
  .sticky-inner .btn-x{width:100%}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;gap:8px}
}
@media (max-width:520px){
  .search-box{display:none}
  .stat-item{padding:20px 18px}
  .stat-num{font-size:22px}
  .hero-rank{top:-12px;right:-4px;padding:9px 13px;border-radius:14px}
  .hero-rank b{font-size:16px}
  .hero-rank span{font-size:10.5px}
  .hero-cat h1{font-size:26px}
  .btn-x{width:100%;padding:13px 20px}
  .hero-actions{gap:10px}
  .sticky-bar{position:static}
  body{padding-bottom:0}
}

/* roulang page: category3 */
:root{
  --ink:#1a1f3d;
  --ink-2:#222a55;
  --ink-3:#2c356b;
  --gold:#ffb400;
  --gold-2:#ffc63d;
  --gold-ink:#2a1d00;
  --bg:#f5f6fb;
  --surface:#ffffff;
  --surface-2:#eef1f9;
  --text:#1b1f33;
  --muted:#68708a;
  --line:#e4e7f1;
  --radius:12px;
  --radius-lg:20px;
  --radius-xl:28px;
  --shadow-sm:0 2px 10px rgba(26,31,61,.06);
  --shadow-md:0 14px 34px rgba(26,31,61,.10);
  --shadow-lg:0 24px 60px rgba(26,31,61,.16);
  --shadow-gold:0 12px 26px rgba(255,180,0,.30);
  --wrap:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.78;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
  padding-bottom:72px;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
a:hover{color:inherit}
button{font-family:inherit}
h1,h2,h3,h4{margin:0 0 .6em;line-height:1.32;font-weight:800;color:var(--ink)}
p{margin:0 0 1em}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:3px solid rgba(255,180,0,.7);outline-offset:3px;border-radius:6px}
.wrap{max-width:var(--wrap);width:100%;margin:0 auto;padding:0 20px}

/* 顶部导航 */
.site-header{position:sticky;top:0;z-index:1030;background:var(--ink);border-bottom:1px solid rgba(255,255,255,.08);box-shadow:0 8px 24px rgba(10,14,36,.28)}
.topbar-inner{display:flex;align-items:center;gap:24px;height:66px}
.brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:19px;flex:0 0 auto}
.brand:hover{color:#fff}
.brand-mark{
  width:34px;height:34px;border-radius:10px;
  background:linear-gradient(135deg,var(--gold-2),var(--gold));
  color:var(--gold-ink);display:grid;place-items:center;font-size:16px;font-weight:900;
  box-shadow:0 6px 16px rgba(255,180,0,.35);
}
.main-nav{display:flex;align-items:center;gap:6px;flex:1 1 auto;min-width:0}
.main-nav a{color:#c5cce6;font-size:15px;font-weight:600;padding:9px 14px;border-radius:10px;transition:background .2s ease,color .2s ease;white-space:nowrap}
.main-nav a:hover{color:#fff;background:rgba(255,255,255,.1)}
.main-nav a.active{color:var(--gold-2);background:rgba(255,180,0,.14)}
.nav-tools{display:flex;align-items:center;gap:12px;flex:0 0 auto}
.search-box{display:flex;align-items:center;background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.14);border-radius:999px;padding:4px 4px 4px 16px;transition:border-color .2s,background .2s}
.search-box:focus-within{border-color:rgba(255,180,0,.7);background:rgba(255,255,255,.14)}
.search-box input{background:transparent;border:0;color:#fff;font-size:14px;width:140px;outline:none}
.search-box input::placeholder{color:#8f99bd}
.search-box button{border:0;border-radius:999px;background:linear-gradient(135deg,var(--gold-2),var(--gold));color:var(--gold-ink);font-weight:700;font-size:13px;padding:7px 16px;cursor:pointer;transition:filter .2s}
.search-box button:hover{filter:brightness(1.05)}
.nav-burger{display:none;width:42px;height:42px;border-radius:12px;border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.08);cursor:pointer;padding:0;place-items:center}
.nav-burger span{display:block;width:18px;height:2px;background:#fff;margin:3px auto;border-radius:2px;transition:transform .25s,opacity .25s}
.nav-burger.is-open span:nth-child(1){transform:translateY(5px) rotate(45deg)}
.nav-burger.is-open span:nth-child(2){opacity:0}
.nav-burger.is-open span:nth-child(3){transform:translateY(-5px) rotate(-45deg)}
.mobile-nav{display:none;background:#141834;border-top:1px solid rgba(255,255,255,.08);padding:14px 0}
.mobile-nav.open{display:block}
.mobile-nav a{display:block;padding:12px 14px;border-radius:10px;color:#c5cce6;font-weight:600}
.mobile-nav a.active{color:var(--gold-2);background:rgba(255,180,0,.14)}
.mobile-nav a:hover{background:rgba(255,255,255,.08);color:#fff}

/* 按钮 */
.btn-x{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 28px;border-radius:999px;font-weight:700;font-size:15px;border:1px solid transparent;cursor:pointer;transition:transform .22s,box-shadow .22s,background .22s,color .22s;white-space:nowrap}
.btn-gold{background:linear-gradient(135deg,var(--gold-2),var(--gold));color:var(--gold-ink);box-shadow:var(--shadow-gold)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(255,180,0,.42);color:var(--gold-ink)}
.btn-gold:active{transform:translateY(0);box-shadow:0 6px 16px rgba(255,180,0,.34)}
.btn-ghost{background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.3)}
.btn-ghost:hover{background:rgba(255,255,255,.18);color:#fff;transform:translateY(-2px)}
.btn-line{background:#fff;color:var(--ink);border-color:var(--line);box-shadow:var(--shadow-sm)}
.btn-line:hover{border-color:var(--gold);transform:translateY(-2px)}
.btn-sm{padding:9px 20px;font-size:14px}

/* Hero 矮横幅 */
.hero-cat{position:relative;overflow:hidden;color:#eef1fb;background:linear-gradient(115deg,#141834 0%,#1a1f3d 48%,#2b3170 100%);padding:52px 0 56px}
.hero-cat::before{content:"";position:absolute;inset:0;background:url('/assets/images/e4376120b01f8f37.webp') center/cover no-repeat;opacity:.22}
.hero-cat::after{content:"";position:absolute;inset:0;background:radial-gradient(circle at 86% 12%,rgba(255,180,0,.24),transparent 50%),radial-gradient(circle at 4% 92%,rgba(94,124,255,.28),transparent 48%)}
.hero-cat .wrap{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:1.3fr .7fr;gap:40px;align-items:center}
.hero-tag{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.12em;color:var(--gold-2);background:rgba(255,180,0,.16);padding:6px 14px;border-radius:999px;margin-bottom:16px}
.hero-cat h1{color:#fff;font-size:clamp(26px,3.5vw,40px);margin-bottom:16px;letter-spacing:-.01em}
.hero-cat .lead{color:#c3caea;font-size:16.5px;max-width:640px;margin-bottom:26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px}
.hero-panel{background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.18);border-radius:var(--radius-lg);padding:22px;backdrop-filter:blur(6px)}
.hero-panel h2{color:#fff;font-size:15px;letter-spacing:.06em;margin-bottom:16px;color:var(--gold-2)}
.hero-panel dl{margin:0;display:grid;gap:12px}
.hero-panel .row-item{display:flex;align-items:baseline;justify-content:space-between;gap:12px;padding-bottom:10px;border-bottom:1px dashed rgba(255,255,255,.16)}
.hero-panel .row-item:last-child{border-bottom:0;padding-bottom:0}
.hero-panel dt{color:#aeb7d8;font-size:14px;font-weight:600;margin:0}
.hero-panel dd{color:#fff;font-weight:800;font-size:16px;margin:0}

/* 板块 */
.section{padding:74px 0}
.section-tight{padding:52px 0}
.section-alt{background:var(--surface-2)}
.section-dark{background:linear-gradient(160deg,#151a37 0%,#1a1f3d 55%,#232a55 100%);color:#e9ecf8}
.section-dark h2,.section-dark h3{color:#fff}
.section-head{max-width:760px;margin-bottom:36px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.14em;color:#b57f00;background:rgba(255,180,0,.14);padding:6px 14px;border-radius:999px;margin-bottom:14px;text-transform:uppercase}
.section-dark .eyebrow{color:var(--gold-2);background:rgba(255,180,0,.16)}
.section-title{font-size:clamp(23px,3vw,32px);margin-bottom:12px}
.section-desc{color:var(--muted);font-size:16px;max-width:740px;margin-bottom:0}
.section-dark .section-desc{color:#b8c0e0}

/* 卡片网格 */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.card-x{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);overflow:hidden;transition:transform .25s,box-shadow .25s,border-color .25s;height:100%}
.card-x:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#d6dbeb}
.card-body{padding:24px}
.card-body h3{font-size:19px;margin-bottom:10px}
.card-body p{color:var(--muted);font-size:15px;margin-bottom:14px}
.card-figure{position:relative;overflow:hidden}
.card-figure img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .5s}
.card-x:hover .card-figure img{transform:scale(1.05)}
.card-figure .badge-x{position:absolute;top:14px;left:14px;background:rgba(26,31,61,.86);color:var(--gold-2);font-size:12.5px;font-weight:700;padding:5px 12px;border-radius:999px;letter-spacing:.04em}
.tag{display:inline-block;font-size:12.5px;font-weight:700;color:var(--ink-3);background:var(--surface-2);border:1px solid var(--line);padding:4px 11px;border-radius:999px;margin:0 6px 6px 0}
.tag-gold{color:#a46f00;background:rgba(255,180,0,.14);border-color:rgba(255,180,0,.34)}
.meta-line{display:flex;flex-wrap:wrap;gap:14px;color:var(--muted);font-size:13.5px;margin-top:14px}

/* 三连特性 */
.feature{padding:26px 24px;border-radius:var(--radius-lg);background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow-sm);height:100%;transition:transform .25s,box-shadow .25s}
.feature:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.feature .num{display:inline-grid;place-items:center;width:42px;height:42px;border-radius:12px;background:linear-gradient(135deg,var(--gold-2),var(--gold));color:var(--gold-ink);font-weight:900;margin-bottom:16px;box-shadow:0 8px 18px rgba(255,180,0,.28)}
.feature h3{font-size:18px;margin-bottom:8px}
.feature p{color:var(--muted);font-size:15px;margin:0}

/* 参数表 */
.spec-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);overflow:hidden}
.spec-table{width:100%;border-collapse:collapse;font-size:15px}
.spec-table thead th{background:var(--ink);color:#e6eaf9;font-weight:700;font-size:14px;letter-spacing:.04em;text-align:left;padding:16px 18px;white-space:nowrap}
.spec-table tbody td{padding:15px 18px;border-bottom:1px solid var(--line);color:var(--text);vertical-align:middle}
.spec-table tbody tr:last-child td{border-bottom:0}
.spec-table tbody tr:hover{background:#f8f9fe}
.spec-table td strong{color:var(--ink)}
.spec-note{color:var(--muted);font-size:13.5px;padding:14px 18px;background:#fafbff;border-top:1px solid var(--line);margin:0}

/* 流程时间线 */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.flow-item{position:relative;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:var(--radius-lg);padding:24px 20px}
.flow-item .step{font-size:12.5px;font-weight:800;letter-spacing:.14em;color:var(--gold-2);margin-bottom:10px}
.flow-item h3{font-size:17px;margin-bottom:8px}
.flow-item p{color:#b8c0e0;font-size:14.5px;margin:0}

/* 对比 */
.compare{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.compare-col{border-radius:var(--radius-lg);padding:26px 24px;border:1px solid var(--line);background:var(--surface);box-shadow:var(--shadow-sm)}
.compare-col.bad{border-color:#f0dfe4;background:#fdf7f9}
.compare-col.good{border-color:rgba(255,180,0,.36);background:#fffdf4}
.compare-col h3{font-size:17px;display:flex;align-items:center;gap:10px;margin-bottom:14px}
.dot{width:10px;height:10px;border-radius:50%;display:inline-block}
.dot-bad{background:#e0708a}
.dot-good{background:var(--gold)}
.compare-col li{position:relative;padding-left:22px;color:var(--muted);font-size:15px;margin-bottom:10px}
.compare-col li:last-child{margin-bottom:0}
.compare-col li::before{content:"";position:absolute;left:0;top:.62em;width:8px;height:8px;border-radius:2px;background:#d3d8e8}
.compare-col.good li::before{background:var(--gold)}

/* 图文 */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center}
.split-figure{border-radius:var(--radius-xl);overflow:hidden;box-shadow:var(--shadow-lg);position:relative}
.split-figure img{width:100%;aspect-ratio:4/3;object-fit:cover}
.split-figure .figure-note{position:absolute;left:16px;bottom:16px;background:rgba(26,31,61,.88);color:#fff;font-size:13px;font-weight:600;padding:8px 14px;border-radius:999px}
.check-list li{position:relative;padding-left:30px;margin-bottom:12px;color:var(--muted);font-size:15.5px}
.check-list li::before{content:"";position:absolute;left:0;top:.42em;width:16px;height:16px;border-radius:50%;background:rgba(255,180,0,.22);border:2px solid var(--gold)}
.check-list li strong{color:var(--ink)}

/* CMS 列表 */
.post-list{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.post-card{display:flex;flex-direction:column;height:100%;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);padding:24px;box-shadow:var(--shadow-sm);transition:transform .25s,box-shadow .25s,border-color .25s}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(255,180,0,.45)}
.post-card h3{font-size:17.5px;margin-bottom:10px}
.post-card p{color:var(--muted);font-size:14.5px;margin-bottom:16px}
.post-card .post-foot{margin-top:auto;display:flex;flex-wrap:wrap;align-items:center;gap:10px;color:var(--muted);font-size:13px;padding-top:14px;border-top:1px dashed var(--line)}
.post-card .post-more{color:#a46f00;font-weight:700;font-size:14px;margin-left:auto}
.empty-note{color:var(--muted);font-size:15px;background:var(--surface);border:1px dashed var(--line);border-radius:var(--radius-lg);padding:26px;text-align:center}

/* FAQ */
.faq-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);margin-bottom:14px;overflow:hidden}
.faq-item summary{list-style:none;cursor:pointer;padding:18px 22px;font-weight:700;font-size:16.5px;color:var(--ink);display:flex;align-items:center;justify-content:space-between;gap:16px;transition:background .2s}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{background:#f8f9fe}
.faq-item summary::after{content:"+";font-size:22px;font-weight:700;color:var(--gold);line-height:1;transition:transform .25s}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item .faq-body{padding:0 22px 20px;color:var(--muted);font-size:15.5px}

/* 转化条 */
.cta-band{background:linear-gradient(120deg,#1a1f3d,#2b3170);border-radius:var(--radius-xl);padding:44px;display:grid;grid-template-columns:1.4fr .6fr;gap:32px;align-items:center;box-shadow:var(--shadow-lg);color:#e9ecf8}
.cta-band h2{color:#fff;font-size:clamp(22px,2.6vw,30px);margin-bottom:12px}
.cta-band p{color:#b8c0e0;margin-bottom:0;font-size:15.5px}
.cta-band .cta-actions{display:flex;flex-direction:column;gap:12px;align-items:stretch}

/* 底部固定转化条 */
.sticky-cta{position:fixed;left:0;right:0;bottom:0;z-index:1040;background:rgba(20,24,52,.96);border-top:1px solid rgba(255,180,0,.34);backdrop-filter:blur(8px);padding:12px 0}
.sticky-inner{display:flex;align-items:center;gap:18px;justify-content:space-between}
.sticky-inner .sticky-text{color:#dfe4f7;font-size:14.5px;font-weight:600}
.sticky-inner .sticky-text span{color:var(--gold-2)}

/* 页脚 */
.site-footer{background:#12162e;color:#a9b2d4;padding:60px 0 26px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.45fr .85fr .85fr 1.15fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:17px;margin-bottom:14px}
.footer-desc{color:#8b93b8;font-size:14.5px;line-height:1.8;margin:0}
.footer-grid h4{color:#fff;font-size:15px;margin-bottom:16px;letter-spacing:.04em}
.footer-links li{margin-bottom:10px}
.footer-links a{color:#9aa3c6;font-size:14.5px;transition:color .2s}
.footer-links a:hover{color:var(--gold-2)}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px}
.footer-tags span{font-size:13px;color:#9aa3c6;border:1px solid rgba(255,255,255,.12);border-radius:999px;padding:5px 12px}
.footer-bottom{margin-top:44px;padding-top:20px;border-top:1px solid rgba(255,255,255,.1);display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;color:#7d86a9;font-size:13.5px}

@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:28px}
  .hero-panel{max-width:520px}
  .grid-3,.post-list{grid-template-columns:repeat(2,1fr)}
  .flow{grid-template-columns:repeat(2,1fr)}
  .split{grid-template-columns:1fr;gap:30px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .main-nav a{font-size:14px;padding:8px 10px}
  .search-box input{width:110px}
  .cta-band{grid-template-columns:1fr;padding:34px}
}
@media (max-width:768px){
  .main-nav,.nav-tools .search-box{display:none}
  .nav-burger{display:grid}
  .topbar-inner{justify-content:space-between;gap:12px}
  .section{padding:54px 0}
  .section-tight{padding:40px 0}
  .hero-cat{padding:40px 0 44px}
  .grid-3,.grid-2,.post-list,.compare,.flow{grid-template-columns:1fr}
  .spec-table thead th,.spec-table tbody td{padding:12px 14px;font-size:14px}
  .spec-card{overflow-x:auto}
  .spec-table{min-width:560px}
  .cta-band{padding:28px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .sticky-inner .sticky-text{font-size:13px}
}
@media (max-width:520px){
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn-x{width:100%}
  .brand{font-size:16.5px}
  .brand-mark{width:30px;height:30px;font-size:14px}
  .card-body,.feature,.post-card{padding:20px}
  .sticky-inner{flex-direction:column;gap:10px;align-items:stretch}
  .sticky-inner .btn-x{width:100%}
  body{padding-bottom:104px}
}

/* roulang page: category2 */
:root{
 --ink:#1a1f3d;
 --ink-2:#222a55;
 --ink-3:#2c356b;
 --gold:#ffb400;
 --gold-2:#ffc63d;
 --gold-ink:#2a1d00;
 --bg:#f5f6fb;
 --surface:#ffffff;
 --surface-2:#eef1f9;
 --text:#1b1f33;
 --muted:#68708a;
 --line:#e4e7f1;
 --radius:12px;
 --radius-lg:20px;
 --radius-xl:28px;
 --shadow-sm:0 2px 10px rgba(26,31,61,.06);
 --shadow-md:0 14px 34px rgba(26,31,61,.10);
 --shadow-lg:0 24px 60px rgba(26,31,61,.16);
 --shadow-gold:0 12px 26px rgba(255,180,0,.30);
 --wrap:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
 margin:0;
 font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
 background:var(--bg);
 color:var(--text);
 line-height:1.78;
 font-size:16px;
 -webkit-font-smoothing:antialiased;
 padding-bottom:66px;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
a:hover{color:inherit}
button{font-family:inherit}
h1,h2,h3,h4{margin:0;line-height:1.35;color:var(--ink);font-weight:800;letter-spacing:.01em}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:6px}
.wrap{width:min(100% - 40px,var(--wrap));margin-inline:auto}

/* ============ 顶部导航 ============ */
.site-header{position:sticky;top:0;z-index:1030;background:var(--ink);border-bottom:1px solid rgba(255,255,255,.08);box-shadow:0 8px 24px rgba(10,14,36,.28)}
.topbar-inner{display:flex;align-items:center;gap:26px;height:66px}
.brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:19px;flex:0 0 auto}
.brand:hover{color:#fff}
.brand-mark{width:34px;height:34px;border-radius:10px;background:linear-gradient(135deg,var(--gold-2),var(--gold));color:#2a1d00;display:grid;place-items:center;font-size:16px;font-weight:900;box-shadow:0 6px 16px rgba(255,180,0,.35)}
.main-nav{display:flex;align-items:center;gap:6px;flex:1 1 auto;min-width:0}
.main-nav a{color:#c5cce6;font-size:15px;font-weight:600;padding:9px 14px;border-radius:10px;transition:background .2s ease,color .2s ease;white-space:nowrap}
.main-nav a:hover{color:#fff;background:rgba(255,255,255,.1)}
.main-nav a.active{color:var(--gold-2);background:rgba(255,180,0,.14)}
.nav-tools{display:flex;align-items:center;gap:12px;flex:0 0 auto;margin-left:auto}
.search-box{display:flex;align-items:center;background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.14);border-radius:999px;padding:4px 4px 4px 16px;transition:border-color .2s ease,background .2s ease}
.search-box:focus-within{border-color:rgba(255,180,0,.7);background:rgba(255,255,255,.14)}
.search-box input{background:transparent;border:0;color:#fff;font-size:14px;width:132px;outline:none}
.search-box input::placeholder{color:#8f99bd}
.search-box button{border:0;border-radius:999px;background:linear-gradient(135deg,var(--gold-2),var(--gold));color:#2a1d00;font-weight:700;font-size:13px;padding:7px 16px;cursor:pointer;transition:filter .2s ease}
.search-box button:hover{filter:brightness(1.05)}
.nav-burger{display:none;width:42px;height:42px;border-radius:12px;border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.08);cursor:pointer;padding:0;place-items:center}
.nav-burger span{display:block;width:18px;height:2px;background:#fff;margin:3px auto;border-radius:2px;transition:transform .25s ease,opacity .25s ease}
.nav-burger.is-open span:nth-child(1){transform:translateY(5px) rotate(45deg)}
.nav-burger.is-open span:nth-child(2){opacity:0}
.nav-burger.is-open span:nth-child(3){transform:translateY(-5px) rotate(-45deg)}
.mobile-nav{display:none;background:#141834;border-top:1px solid rgba(255,255,255,.08);padding:14px 0}
.mobile-nav.open{display:block}
.mobile-nav a{display:block;padding:12px 14px;border-radius:10px;color:#c5cce6;font-weight:600}
.mobile-nav a.active{color:var(--gold-2);background:rgba(255,180,0,.14)}
.mobile-nav a:hover{background:rgba(255,255,255,.08);color:#fff}

/* ============ 分类 Hero（矮横幅） ============ */
.hero-cat{position:relative;overflow:hidden;color:#eef1fb;background:linear-gradient(120deg,#141834 0%,#1a1f3d 48%,#2b2f66 100%);padding:52px 0 56px}
.hero-cat::before{content:"";position:absolute;inset:0;background:url('/assets/images/e4376120b01f8f37.webp') center/cover no-repeat;opacity:.2}
.hero-cat::after{content:"";position:absolute;inset:0;background:radial-gradient(circle at 84% 12%,rgba(255,180,0,.22),transparent 52%),radial-gradient(circle at 6% 92%,rgba(94,124,255,.26),transparent 56%)}
.hero-cat .wrap{position:relative;z-index:1}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:42px;align-items:center}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:#9aa4c9;margin-bottom:16px}
.crumb a{color:#c5cce6}
.crumb a:hover{color:var(--gold-2)}
.crumb span{color:#6f7aa4}
.hero-cat .eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;letter-spacing:.14em;color:var(--gold-2);background:rgba(255,180,0,.16);padding:6px 14px;border-radius:999px;margin-bottom:14px}
.hero-cat h1{color:#fff;font-size:clamp(25px,3.4vw,38px);line-height:1.32;margin-bottom:16px}
.hero-lead{color:#c0c8e6;font-size:16px;max-width:600px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}
.hero-panel{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.15);border-radius:var(--radius-lg);padding:22px 22px 18px;box-shadow:0 18px 40px rgba(8,12,32,.3)}
.panel-title{font-size:12.5px;letter-spacing:.16em;font-weight:800;color:var(--gold-2);margin-bottom:14px}
.stat-list{display:grid;gap:11px}
.stat{display:flex;justify-content:space-between;align-items:baseline;gap:14px;padding-bottom:10px;border-bottom:1px dashed rgba(255,255,255,.15)}
.stat:last-child{border-bottom:0;padding-bottom:0}
.stat b{font-size:17px;color:#fff;font-weight:800;white-space:nowrap}
.stat span{font-size:13.5px;color:#a6b0d4;text-align:right}

/* ============ 按钮 ============ */
.btn-x{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 28px;border-radius:999px;font-weight:700;font-size:15px;border:1px solid transparent;cursor:pointer;transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease,border-color .22s ease;white-space:nowrap}
.btn-gold{background:linear-gradient(135deg,var(--gold-2),var(--gold));color:var(--gold-ink);box-shadow:var(--shadow-gold)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(255,180,0,.42);color:var(--gold-ink)}
.btn-gold:active{transform:translateY(0);box-shadow:0 6px 16px rgba(255,180,0,.34)}
.btn-ghost{background:rgba(255,255,255,.07);color:#fff;border-color:rgba(255,255,255,.3)}
.btn-ghost:hover{background:rgba(255,255,255,.16);color:#fff;transform:translateY(-2px)}
.btn-line{background:#fff;color:var(--ink);border-color:var(--line);box-shadow:var(--shadow-sm)}
.btn-line:hover{border-color:var(--gold);color:var(--ink);transform:translateY(-2px)}
.btn-sm{padding:9px 20px;font-size:14px}

/* ============ 板块 ============ */
.section{padding:72px 0}
.section-alt{background:var(--surface-2)}
.section-dark{background:linear-gradient(160deg,#151a37 0%,#1a1f3d 55%,#232a55 100%);color:#e9ecf8}
.section-dark h2,.section-dark h3{color:#fff}
.section-head{max-width:760px;margin-bottom:34px}
.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:700;letter-spacing:.14em;color:#b57f00;background:rgba(255,180,0,.14);padding:6px 14px;border-radius:999px;margin-bottom:14px}
.section-dark .eyebrow{color:var(--gold-2);background:rgba(255,180,0,.16)}
.section-title{font-size:clamp(22px,2.9vw,32px);margin-bottom:12px}
.section-desc{color:var(--muted);font-size:15.5px;max-width:740px}
.section-dark .section-desc{color:#b8c0e0}

/* ============ 三卡要点 ============ */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);padding:26px;transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#f0d9a0}
.card-num{width:40px;height:40px;border-radius:12px;background:rgba(255,180,0,.16);color:#8a6100;display:grid;place-items:center;font-weight:900;font-size:15px;margin-bottom:16px}
.card h3{font-size:18px;margin-bottom:9px}
.card p{font-size:14.8px;color:var(--muted)}
.card-note{margin-top:14px;font-size:13px;color:#8a6100;background:#fff8e6;border:1px solid #f6e2b4;border-radius:8px;padding:7px 12px;display:inline-block}

/* ============ 推进路线 ============ */
.route-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.route-item{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px 22px;box-shadow:var(--shadow-sm);transition:transform .24s ease,box-shadow .24s ease}
.route-item::before{content:"";position:absolute;left:22px;right:22px;top:0;height:3px;border-radius:3px;background:linear-gradient(90deg,var(--gold-2),rgba(255,180,0,0))}
.route-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.route-item .step{display:inline-block;font-size:12px;font-weight:800;letter-spacing:.12em;color:#8a6100;background:rgba(255,180,0,.16);padding:4px 11px;border-radius:999px}
.route-item h3{font-size:17px;margin:13px 0 8px}
.route-item p{font-size:14.4px;color:var(--muted)}

/* ============ 障碍拆解 ============ */
.obstacle-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.obstacle{display:flex;gap:16px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow-sm);transition:box-shadow .24s ease,border-color .24s ease}
.obstacle:hover{box-shadow:var(--shadow-md);border-color:#e8d3a2}
.obstacle i{flex:0 0 auto;width:44px;height:44px;border-radius:12px;background:linear-gradient(135deg,#232a55,#3a4480);color:var(--gold-2);display:grid;place-items:center;font-style:normal;font-weight:800;font-size:14px}
.obstacle h3{font-size:16.5px;margin-bottom:6px}
.obstacle p{font-size:14.3px;color:var(--muted)}

/* ============ 对比表 ============ */
.compare{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm)}
.compare-head,.compare-row{display:grid;grid-template-columns:1fr 1.15fr 1.15fr;gap:12px;padding:16px 24px;align-items:center}
.compare-head{background:linear-gradient(120deg,#1a1f3d,#2c356b);color:#fff;font-weight:800;font-size:14.5px;letter-spacing:.02em}
.compare-head span:last-child{color:var(--gold-2)}
.compare-row{border-top:1px solid var(--line);font-size:14.6px}
.compare-row div:first-child{font-weight:700;color:var(--ink)}
.compare-row div:nth-child(2){color:#8b93ab}
.compare-row div:last-child{color:#2b3252}
.compare-row:nth-child(odd){background:#fafbff}

/* ============ 图文分栏 ============ */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center}
.split-figure{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-md)}
.split-figure img{width:100%;height:340px;object-fit:cover}
.split-figure::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(26,31,61,0) 45%,rgba(26,31,61,.55))}
.split-figure figcaption{position:absolute;left:20px;right:20px;bottom:18px;z-index:2;color:#fff;font-size:14px;font-weight:600}
.mini-list{display:grid;gap:14px;margin-top:22px}
.mini-item{display:flex;gap:12px;align-items:flex-start;font-size:14.8px;color:#3a4166}
.mini-item b{flex:0 0 auto;width:22px;height:22px;border-radius:7px;background:rgba(255,180,0,.2);color:#8a6100;display:grid;place-items:center;font-size:12px;margin-top:5px}

/* ============ 内容列表 ============ */
.posts-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.post-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;transition:transform .24s ease,box-shadow .24s ease}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.post-thumb{display:block;overflow:hidden;aspect-ratio:16/9;background:var(--surface-2)}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.post-card:hover .post-thumb img{transform:scale(1.06)}
.post-body{padding:18px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.post-meta{display:flex;align-items:center;gap:10px;font-size:12.5px;color:#8b93ab}
.tag{display:inline-flex;align-items:center;background:rgba(255,180,0,.16);color:#8a6100;font-weight:700;padding:3px 10px;border-radius:999px;font-size:12px}
.post-body h3{font-size:16.5px;line-height:1.5}
.post-body h3 a:hover{color:#8a6100}
.post-body p{font-size:14.2px;color:var(--muted);flex:1}
.list-empty{background:#fff;border:1px dashed var(--line);border-radius:var(--radius);padding:36px;text-align:center;color:var(--muted);font-size:15px}
.list-foot{display:flex;justify-content:center;margin-top:30px}

/* ============ FAQ ============ */
.faq{display:grid;gap:12px;max-width:900px}
.faq details{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);padding:0;overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease}
.faq details[open]{border-color:#f0d9a0;box-shadow:var(--shadow-md)}
.faq summary{cursor:pointer;list-style:none;padding:18px 52px 18px 22px;font-weight:700;font-size:15.8px;color:var(--ink);position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);font-size:20px;font-weight:700;color:#b57f00;transition:transform .2s ease}
.faq details[open] summary::after{content:"−"}
.faq p{padding:0 22px 20px;color:var(--muted);font-size:14.8px}

/* ============ 收口条 ============ */
.cta-band{position:relative;overflow:hidden;border-radius:var(--radius-xl);padding:44px;background:linear-gradient(120deg,#161b39,#232a55 60%,#333a72);color:#eef1fb;display:flex;align-items:center;justify-content:space-between;gap:32px;box-shadow:var(--shadow-lg)}
.cta-band::after{content:"";position:absolute;inset:0;background:radial-gradient(circle at 88% 10%,rgba(255,180,0,.26),transparent 55%);pointer-events:none}
.cta-band h2{color:#fff;font-size:clamp(20px,2.6vw,28px);margin-bottom:10px}
.cta-band p{color:#b8c0e0;font-size:15px;max-width:620px}
.cta-band .btn-x{position:relative;z-index:2}

/* ============ 底部固定条 ============ */
.sticky-cta{position:fixed;left:0;right:0;bottom:0;z-index:1040;background:rgba(20,24,52,.96);border-top:1px solid rgba(255,255,255,.12);backdrop-filter:blur(8px)}
.sticky-cta .wrap{display:flex;align-items:center;justify-content:space-between;gap:18px;height:66px}
.sticky-cta .sc-text{color:#c5cce6;font-size:14px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.sticky-cta .sc-text b{color:var(--gold-2);font-weight:800}

/* ============ 页脚 ============ */
.site-footer{background:#12162f;color:#aab3d4;padding:60px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:34px;padding-bottom:40px}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:17px;margin-bottom:14px}
.footer-desc{font-size:14px;color:#8b94b8;max-width:340px}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:16px;font-weight:800}
.footer-links li{margin-bottom:10px}
.footer-links a{font-size:14px;color:#9aa4c9;transition:color .2s ease}
.footer-links a:hover{color:var(--gold-2)}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px}
.footer-tags span{font-size:12.5px;color:#a9b2d4;border:1px solid rgba(255,255,255,.12);border-radius:999px;padding:4px 12px}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;border-top:1px solid rgba(255,255,255,.1);padding:20px 0 26px;font-size:13px;color:#7d87ab}

/* ============ 响应式 ============ */
@media (max-width:1080px){
 .search-box input{width:104px}
 .main-nav a{padding:9px 11px;font-size:14.5px}
 .brand{font-size:17.5px}
}
@media (max-width:980px){
 .hero-grid{grid-template-columns:1fr;gap:28px}
 .route-grid{grid-template-columns:repeat(2,1fr)}
 .posts-grid{grid-template-columns:repeat(2,1fr)}
 .split{grid-template-columns:1fr;gap:28px}
 .split-figure img{height:280px}
 .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
 .cta-band{flex-direction:column;align-items:flex-start;padding:34px}
}
@media (max-width:900px){
 .main-nav,.search-box{display:none}
 .nav-burger{display:grid}
}
@media (max-width:768px){
 .section{padding:54px 0}
 .grid-3,.obstacle-grid{grid-template-columns:1fr}
 .compare-head{display:none}
 .compare-row{grid-template-columns:1fr;gap:6px;padding:18px 20px}
 .compare-row div:first-child{font-size:15.5px}
 .compare-row div:nth-child(2)::before,.compare-row div:nth-child(3)::before{content:attr(data-label);display:inline-block;font-size:12px;font-weight:800;color:#8a6100;background:rgba(255,180,0,.14);border-radius:6px;padding:1px 8px;margin-right:8px}
 .posts-grid{grid-template-columns:1fr}
 .sticky-cta .sc-text{display:none}
 .sticky-cta .wrap{justify-content:center}
 .footer-grid{grid-template-columns:1fr}
 .footer-bottom{flex-direction:column;align-items:flex-start}
 .cta-band{padding:28px}
}
@media (max-width:520px){
 .topbar-inner{height:60px;gap:12px}
 .brand{font-size:16.5px}
 .brand-mark{width:30px;height:30px;font-size:15px}
 .hero-cat{padding:38px 0 44px}
 .hero-actions .btn-x{width:100%}
 .route-grid{grid-template-columns:1fr}
 .stat{flex-direction:column;align-items:flex-start;gap:2px}
 .stat span{text-align:left}
 .split-figure img{height:220px}
 .footer-links a{font-size:13.5px}
}

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}