/* roulang page: index */
:root{
  --ink-900:#0f1330;
  --ink-800:#1a1f3d;
  --ink-700:#252b52;
  --ink-600:#343c6b;
  --gold:#ffb400;
  --gold-lt:#ffd452;
  --gold-dk:#e09b00;
  --bg:#f4f6fd;
  --bg-alt:#ecf0fb;
  --surface:#ffffff;
  --text:#1b1f38;
  --muted:#646c8c;
  --line:#e3e7f4;
  --radius:12px;
  --radius-lg:20px;
  --radius-pill:999px;
  --shadow-xs:0 1px 3px rgba(20,25,60,.06);
  --shadow-sm:0 4px 14px rgba(20,25,60,.07);
  --shadow-md:0 14px 34px rgba(20,25,60,.10);
  --shadow-gold:0 10px 24px rgba(255,180,0,.35);
  --sp:clamp(54px,7vw,92px);
  --container:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
  padding-bottom:76px;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;line-height:1.26;font-weight:800;letter-spacing:-.01em}
p{margin:0}
:focus-visible{outline:3px solid rgba(255,180,0,.8);outline-offset:3px;border-radius:8px}
.skip{position:absolute;left:-9999px;top:0;background:var(--gold);color:#1a1f3d;padding:10px 18px;border-radius:0 0 10px 0;font-weight:800;z-index:200}
.skip:focus{left:0}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}

/* ============ 顶栏 ============ */
.site-header{
  position:sticky;top:0;z-index:90;
  background:rgba(15,19,48,.97);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  border-bottom:1px solid rgba(255,255,255,.08);
}
.header-inner{display:flex;align-items:center;gap:18px;min-height:70px;position:relative}
.logo{display:inline-flex;align-items:center;gap:10px;font-size:19px;font-weight:900;color:#fff;letter-spacing:.02em;flex:0 0 auto}
.logo__mark{
  width:34px;height:34px;border-radius:10px;
  background:linear-gradient(135deg,var(--gold-lt),var(--gold) 60%,var(--gold-dk));
  display:grid;place-items:center;color:#1a1f3d;font-size:16px;font-weight:900;
  box-shadow:0 6px 16px rgba(255,180,0,.34);
}
.logo__txt{white-space:nowrap}
.main-nav{margin-left:auto}
.main-nav>ul{display:flex;align-items:center;gap:4px}
.main-nav>ul>li{position:relative}
.main-nav>ul>li>a{
  display:inline-flex;align-items:center;padding:9px 15px;border-radius:10px;
  font-size:15px;font-weight:600;color:#c6cce4;transition:background .2s,color .2s;
  white-space:nowrap;
}
.main-nav>ul>li>a:hover{color:#fff;background:rgba(255,255,255,.09)}
.main-nav>ul>li>a.is-active{
  color:#221a00;
  background:linear-gradient(135deg,var(--gold-lt),var(--gold));
  box-shadow:0 6px 18px rgba(255,180,0,.34);
}
.has-drop>a::after{
  content:"";width:6px;height:6px;margin-left:7px;
  border-right:2px solid currentColor;border-bottom:2px solid currentColor;
  transform:rotate(45deg) translateY(-1px);transition:transform .2s;opacity:.75;
}
.has-drop:hover>a::after,.has-drop:focus-within>a::after{transform:rotate(225deg) translateY(-1px)}
.drop{
  position:absolute;top:calc(100% + 12px);left:-12px;min-width:230px;
  background:#fff;border:1px solid var(--line);border-radius:14px;
  box-shadow:var(--shadow-md);padding:8px;
  opacity:0;visibility:hidden;transform:translateY(-8px);
  transition:opacity .2s,transform .2s,visibility .2s;z-index:120;
}
.has-drop:hover .drop,.has-drop:focus-within .drop{opacity:1;visibility:visible;transform:translateY(0)}
.drop a{
  display:block;padding:9px 14px;border-radius:9px;
  font-size:14px;font-weight:600;color:#3a4162;transition:background .18s,color .18s;
}
.drop a:hover{background:var(--bg-alt);color:var(--ink-800)}
.nav-toggle{
  display:none;margin-left:auto;width:44px;height:44px;border-radius:12px;
  background:rgba(255,255,255,.09);color:#fff;align-items:center;justify-content:center;
  font-size:13px;font-weight:800;letter-spacing:.06em;transition:background .2s;
}
.nav-toggle:hover{background:rgba(255,255,255,.18)}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:14px 30px;border-radius:12px;font-size:15px;font-weight:800;
  letter-spacing:.02em;white-space:nowrap;
  transition:transform .2s,box-shadow .2s,background .2s,color .2s,border-color .2s;
}
.btn--gold{
  background:linear-gradient(135deg,var(--gold-lt),var(--gold) 55%,var(--gold-dk));
  color:#241b00;box-shadow:var(--shadow-gold);
}
.btn--gold:hover{transform:translateY(-2px);box-shadow:0 16px 32px rgba(255,180,0,.44)}
.btn--gold:active{transform:translateY(0);box-shadow:0 6px 14px rgba(255,180,0,.3)}
.btn--ghost{border:1px solid rgba(255,255,255,.3);background:rgba(255,255,255,.06);color:#fff}
.btn--ghost:hover{background:rgba(255,255,255,.15);border-color:rgba(255,255,255,.55);transform:translateY(-2px)}
.btn--dark{background:var(--ink-800);color:#fff;box-shadow:var(--shadow-sm)}
.btn--dark:hover{background:var(--ink-700);transform:translateY(-2px);box-shadow:var(--shadow-md)}
.btn--line{border:1px solid var(--line);background:var(--surface);color:var(--ink-800)}
.btn--line:hover{border-color:var(--gold);color:var(--gold-dk);transform:translateY(-2px)}
.btn--sm{padding:10px 20px;font-size:14px;border-radius:10px}

/* ============ 通用板块 ============ */
.section{padding:var(--sp) 0}
.section--alt{background:var(--bg-alt)}
.section--dark{background:var(--ink-900);color:#fff}
.section--dark .sec-head p{color:#b4bcdd}
.sec-head{max-width:730px;margin-bottom:44px}
.sec-head--center{margin-left:auto;margin-right:auto;text-align:center}
.sec-kicker{
  display:inline-block;font-size:12.5px;font-weight:800;letter-spacing:.16em;
  color:var(--gold-dk);margin-bottom:14px;
}
.section--dark .sec-kicker{color:var(--gold-lt)}
.sec-head h2{font-size:clamp(23px,3vw,33px);margin-bottom:14px}
.sec-head p{font-size:15.5px;color:var(--muted);line-height:1.85}
.tag{
  display:inline-block;padding:4px 12px;border-radius:var(--radius-pill);
  font-size:12.5px;font-weight:700;
  background:rgba(255,180,0,.16);color:#9c6f00;
}
.tag--cool{background:rgba(37,43,82,.09);color:#3a4374}
.tag--line{background:transparent;border:1px solid var(--line);color:var(--muted)}

/* ============ Hero ============ */
.hero{
  position:relative;overflow:hidden;color:#fff;
  background:var(--ink-900);
  padding:clamp(60px,8.4vw,112px) 0 clamp(54px,6.6vw,86px);
}
.hero__bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/51fdda745a3dedf2.webp');
  background-size:cover;background-position:center;
  opacity:.36;
}
.hero__bg::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(110% 85% at 12% 0%,rgba(88,68,200,.72),transparent 62%),
    radial-gradient(90% 70% at 92% 100%,rgba(255,180,0,.22),transparent 58%),
    linear-gradient(180deg,rgba(15,19,48,.72),rgba(15,19,48,.96));
}
.hero__inner{position:relative;z-index:3;max-width:900px}
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  padding:7px 16px;border-radius:var(--radius-pill);
  background:rgba(255,180,0,.14);border:1px solid rgba(255,180,0,.42);
  color:var(--gold-lt);font-size:13px;font-weight:700;letter-spacing:.05em;
}
.eyebrow::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--gold-lt);box-shadow:0 0 0 4px rgba(255,180,0,.2)}
.hero h1{
  font-size:clamp(29px,4.5vw,52px);
  margin:22px 0 20px;line-height:1.2;
  letter-spacing:-.02em;
}
.hero__lead{font-size:clamp(15px,1.55vw,17px);color:#c3cae6;line-height:1.95;max-width:780px}
.check-strip{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));
  gap:12px;margin:32px 0 36px;
}
.check-strip li{
  display:flex;gap:10px;align-items:flex-start;
  padding:15px 16px;border-radius:14px;
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.11);
  font-size:13.5px;line-height:1.6;color:#d4d9ef;
  transition:background .22s,border-color .22s,transform .22s;
}
.check-strip li:hover{background:rgba(255,255,255,.11);border-color:rgba(255,180,0,.45);transform:translateY(-3px)}
.check-strip li::before{
  content:"✓";flex:0 0 20px;height:20px;border-radius:50%;
  background:linear-gradient(135deg,var(--gold-lt),var(--gold));
  color:#1a1f3d;font-size:12px;font-weight:900;
  display:grid;place-items:center;margin-top:2px;
}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.hero__note{margin-top:20px;font-size:13px;color:#8f97bd;letter-spacing:.02em}

/* ============ 数据条 ============ */
.stats{background:var(--surface);border-bottom:1px solid var(--line)}
.stats__grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr))}
.stat{padding:28px 18px;text-align:center;border-right:1px solid var(--line)}
.stat:last-child{border-right:0}
.stat b{display:block;font-size:clamp(21px,2.6vw,29px);font-weight:900;color:var(--ink-800);letter-spacing:-.02em;line-height:1.2}
.stat b em{font-style:normal;font-size:14px;font-weight:800;color:var(--gold-dk);margin-left:2px}
.stat span{display:block;margin-top:6px;font-size:13px;color:var(--muted)}

/* ============ 品牌故事 ============ */
.story{display:grid;grid-template-columns:1.02fr 1fr;gap:clamp(28px,4vw,56px);align-items:center}
.story__media{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-md);aspect-ratio:4/3;background:var(--ink-800)}
.story__media img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.story__media:hover img{transform:scale(1.04)}
.story__badge{
  position:absolute;left:18px;bottom:18px;
  padding:9px 16px;border-radius:var(--radius-pill);
  background:rgba(15,19,48,.82);color:#fff;font-size:13px;font-weight:700;
  border:1px solid rgba(255,180,0,.5);
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
}
.story__body p{color:var(--muted);font-size:15.5px;line-height:1.95;margin-bottom:16px}
.story__list{display:grid;gap:12px;margin-top:24px}
.story__list li{
  display:flex;gap:12px;align-items:flex-start;
  padding:14px 16px;border-radius:12px;background:var(--surface);
  border:1px solid var(--line);font-size:14.5px;color:#3b4266;
  box-shadow:var(--shadow-xs);transition:border-color .2s,transform .2s;
}
.story__list li:hover{border-color:rgba(255,180,0,.55);transform:translateX(3px)}
.story__list li i{
  font-style:normal;flex:0 0 22px;height:22px;border-radius:7px;
  background:rgba(255,180,0,.18);color:var(--gold-dk);
  font-size:12px;font-weight:900;display:grid;place-items:center;margin-top:2px;
}

/* ============ 系列导航 ============ */
.channel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.channel-card{
  position:relative;display:block;overflow:hidden;
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:30px 26px 26px;
  box-shadow:var(--shadow-sm);
  transition:transform .25s,box-shadow .25s,border-color .25s;
}
.channel-card::before{
  content:"";position:absolute;inset:0 0 auto 0;height:4px;
  background:linear-gradient(90deg,var(--gold-lt),var(--gold),var(--gold-dk));
}
.channel-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md);border-color:rgba(255,180,0,.5)}
.channel-card h3{font-size:20px;margin:14px 0 12px}
.channel-card p{font-size:14.5px;color:var(--muted);line-height:1.85}
.channel-card__more{
  display:inline-flex;align-items:center;gap:7px;margin-top:20px;
  font-size:14px;font-weight:800;color:var(--gold-dk);
}
.channel-card__more::after{content:"→";transition:transform .22s}
.channel-card:hover .channel-card__more::after{transform:translateX(5px)}
.channel-card__num{
  font-size:13px;font-weight:900;letter-spacing:.18em;color:#b9c0da;
}

/* ============ 爆款网格 ============ */
.hot-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.hot-card{
  display:flex;flex-direction:column;overflow:hidden;
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);
  transition:transform .25s,box-shadow .25s;
}
.hot-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md)}
.hot-card__thumb{aspect-ratio:16/10;overflow:hidden;background:var(--bg-alt)}
.hot-card__thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.hot-card:hover .hot-card__thumb img{transform:scale(1.07)}
.hot-card__body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:11px;flex:1}
.hot-card__body h3{font-size:17px}
.hot-card__body p{font-size:14px;color:var(--muted);line-height:1.8}
.hot-card__foot{margin-top:auto;padding-top:6px;display:flex;align-items:center;justify-content:space-between;gap:10px}
.hot-card__time{font-size:12.5px;color:#9aa1bd}

/* ============ 卖点三连 ============ */
.feature-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.feature-card{
  position:relative;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:32px 26px;
  box-shadow:var(--shadow-xs);transition:transform .25s,box-shadow .25s,border-color .25s;
}
.feature-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:rgba(255,180,0,.45)}
.feature-card__icon{
  width:48px;height:48px;border-radius:14px;
  background:linear-gradient(135deg,rgba(255,212,82,.9),rgba(255,180,0,.95));
  display:grid;place-items:center;font-size:21px;font-weight:900;color:#221a00;
  box-shadow:0 8px 18px rgba(255,180,0,.26);margin-bottom:18px;
}
.feature-card h3{font-size:18px;margin-bottom:11px}
.feature-card p{font-size:14.5px;color:var(--muted);line-height:1.85}

/* ============ 三步上手 ============ */
.steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;counter-reset:step}
.step{
  position:relative;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:34px 26px 28px;
  box-shadow:var(--shadow-sm);transition:transform .25s,box-shadow .25s;
}
.step:hover{transform:translateY(-5px);box-shadow:var(--shadow-md)}
.step::before{
  counter-increment:step;content:"0" counter(step);
  position:absolute;top:-16px;left:24px;
  padding:6px 15px;border-radius:var(--radius-pill);
  background:var(--ink-800);color:var(--gold-lt);
  font-size:13px;font-weight:900;letter-spacing:.1em;
  box-shadow:0 6px 16px rgba(20,25,60,.22);
}
.step h3{font-size:18px;margin:6px 0 12px}
.step p{font-size:14.5px;color:var(--muted);line-height:1.85}

/* ============ 场景矩阵 ============ */
.scene-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.scene{
  display:flex;gap:18px;align-items:flex-start;
  padding:26px 24px;border-radius:var(--radius-lg);
  background:var(--surface);border:1px solid var(--line);
  box-shadow:var(--shadow-xs);transition:border-color .22s,transform .22s,box-shadow .22s;
}
.scene:hover{border-color:rgba(255,180,0,.5);transform:translateY(-4px);box-shadow:var(--shadow-sm)}
.scene__no{
  flex:0 0 44px;height:44px;border-radius:12px;
  background:rgba(37,43,82,.07);color:var(--ink-700);
  display:grid;place-items:center;font-size:15px;font-weight:900;
}
.scene h3{font-size:16.5px;margin-bottom:8px}
.scene p{font-size:14px;color:var(--muted);line-height:1.8}

/* ============ 会员权益 ============ */
.perk-wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(28px,4vw,54px);align-items:center}
.perk-list{display:grid;gap:14px;margin-top:26px}
.perk-list li{
  display:flex;gap:14px;align-items:flex-start;
  padding:16px 18px;border-radius:14px;
  background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.1);
  transition:background .22s,border-color .22s,transform .22s;
}
.perk-list li:hover{background:rgba(255,255,255,.1);border-color:rgba(255,180,0,.42);transform:translateX(4px)}
.perk-list b{display:block;font-size:15px;color:#fff;margin-bottom:4px;font-weight:800}
.perk-list span{font-size:13.5px;color:#aeb6d6;line-height:1.7}
.perk-list i{
  font-style:normal;flex:0 0 26px;height:26px;border-radius:9px;
  background:linear-gradient(135deg,var(--gold-lt),var(--gold));
  color:#221a00;font-size:13px;font-weight:900;
  display:grid;place-items:center;margin-top:2px;
}
.perk-panel{
  padding:34px 30px;border-radius:var(--radius-lg);
  background:linear-gradient(150deg,rgba(255,212,82,.16),rgba(255,255,255,.04));
  border:1px solid rgba(255,180,0,.34);
  box-shadow:0 20px 46px rgba(6,9,30,.4);
}
.perk-panel h3{font-size:19px;color:#fff;margin-bottom:8px}
.perk-panel p{font-size:14px;color:#b0b8d8;line-height:1.85;margin-bottom:22px}
.perk-panel__rows{display:grid;gap:12px;margin-bottom:26px}
.perk-panel__row{display:flex;justify-content:space-between;gap:14px;font-size:14px;padding-bottom:12px;border-bottom:1px dashed rgba(255,255,255,.14)}
.perk-panel__row:last-child{border-bottom:0;padding-bottom:0}
.perk-panel__row span{color:#9ea7c9}
.perk-panel__row b{color:var(--gold-lt);font-weight:800}

/* ============ 对比 ============ */
.vs-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
.vs-card{border-radius:var(--radius-lg);padding:30px 26px;border:1px solid var(--line);background:var(--surface);box-shadow:var(--shadow-xs)}
.vs-card--bad{background:#fbfbfe}
.vs-card--good{border-color:rgba(255,180,0,.55);box-shadow:0 14px 34px rgba(255,180,0,.13);background:#fffdf6}
.vs-card h3{font-size:17px;margin-bottom:18px;display:flex;align-items:center;gap:9px}
.vs-card h3 em{font-style:normal;font-size:12px;font-weight:800;padding:4px 11px;border-radius:var(--radius-pill);background:rgba(37,43,82,.08);color:#3b4372}
.vs-card--good h3 em{background:rgba(255,180,0,.22);color:#96690a}
.vs-list{display:grid;gap:13px}
.vs-list li{display:flex;gap:11px;font-size:14.5px;line-height:1.75;color:#3f4670}
.vs-list li::before{content:"·";flex:0 0 12px;font-weight:900;color:#99a0bd}
.vs-card--good .vs-list li::before{content:"✓";color:var(--gold-dk)}

/* ============ 资讯 ============ */
.news-layout{display:grid;grid-template-columns:1.62fr 1fr;gap:32px;align-items:start}
.news-list{display:flex;flex-direction:column;gap:16px}
.news-item{
  display:grid;grid-template-columns:160px 1fr;gap:18px;
  padding:14px;border-radius:var(--radius);
  background:var(--surface);border:1px solid var(--line);
  box-shadow:var(--shadow-xs);
  transition:box-shadow .22s,border-color .22s,transform .22s;
}
.news-item:hover{box-shadow:var(--shadow-sm);border-color:rgba(255,180,0,.5);transform:translateY(-2px)}
.news-item__thumb{border-radius:10px;overflow:hidden;aspect-ratio:16/11;background:var(--bg-alt)}
.news-item__thumb img{width:100%;height:100%;object-fit:cover}
.news-item__body{display:flex;flex-direction:column;gap:8px;min-width:0}
.news-item__meta{display:flex;flex-wrap:wrap;gap:10px;font-size:12.5px;color:#98a0bd}
.news-item__meta .tag{font-size:12px}
.news-item h3{font-size:16.5px;line-height:1.5}
.news-item h3 a{transition:color .2s}
.news-item h3 a:hover{color:var(--gold-dk)}
.news-item p{font-size:13.8px;color:var(--muted);line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.empty-note{padding:32px 24px;border-radius:var(--radius);background:var(--surface);border:1px dashed var(--line);color:var(--muted);font-size:14.5px;text-align:center}
.side-card{
  border-radius:var(--radius-lg);background:var(--surface);border:1px solid var(--line);
  padding:26px 24px;box-shadow:var(--shadow-sm);
}
.side-card + .side-card{margin-top:20px}
.side-card h3{font-size:16.5px;margin-bottom:8px}
.side-card p{font-size:13.8px;color:var(--muted);line-height:1.8;margin-bottom:16px}
.side-links{display:grid;gap:9px}
.side-links a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:11px 14px;border-radius:10px;background:var(--bg-alt);
  font-size:14px;font-weight:700;color:#39406a;transition:background .2s,color .2s,transform .2s;
}
.side-links a::after{content:"→";color:var(--gold-dk);font-weight:900}
.side-links a:hover{background:rgba(255,180,0,.16);color:#8a6100;transform:translateX(3px)}

/* ============ 专题标签 ============ */
.topic-cloud{display:flex;flex-wrap:wrap;gap:12px}
.topic-cloud a{
  padding:10px 20px;border-radius:var(--radius-pill);
  background:var(--surface);border:1px solid var(--line);
  font-size:14px;font-weight:700;color:#3b4266;
  box-shadow:var(--shadow-xs);
  transition:background .2s,color .2s,border-color .2s,transform .2s;
}
.topic-cloud a:hover{background:linear-gradient(135deg,var(--gold-lt),var(--gold));color:#221a00;border-color:transparent;transform:translateY(-3px)}

/* ============ 保障条 ============ */
.guard{position:relative;overflow:hidden;background:var(--ink-800);color:#fff;padding:clamp(44px,5.5vw,66px) 0}
.guard__bg{position:absolute;inset:0;background-image:url('/assets/images/d9a8c1fbd6481fb7.webp');background-size:cover;background-position:center;opacity:.18}
.guard__inner{position:relative;z-index:2}
.guard__head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:32px}
.guard__head h2{font-size:clamp(21px,2.6vw,28px);margin-bottom:9px}
.guard__head p{color:#aeb6d6;font-size:14.5px;max-width:620px;line-height:1.85}
.guard-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.guard-item{
  padding:22px 20px;border-radius:14px;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.11);
  transition:background .22s,border-color .22s,transform .22s;
}
.guard-item:hover{background:rgba(255,255,255,.12);border-color:rgba(255,180,0,.45);transform:translateY(-4px)}
.guard-item b{display:block;font-size:15px;color:#fff;margin-bottom:7px}
.guard-item span{font-size:13.2px;color:#a9b1d1;line-height:1.7}

/* ============ 口碑 ============ */
.voice-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.voice{
  position:relative;padding:30px 26px 26px;border-radius:var(--radius-lg);
  background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow-xs);
  transition:transform .25s,box-shadow .25s;
}
.voice:hover{transform:translateY(-5px);box-shadow:var(--shadow-md)}
.voice::before{
  content:"“";position:absolute;top:8px;right:22px;
  font-size:58px;line-height:1;color:rgba(255,180,0,.28);font-weight:900;
}
.voice p{position:relative;font-size:14.8px;color:#3f4670;line-height:1.9;margin-bottom:20px}
.voice__user{display:flex;align-items:center;gap:12px}
.voice__avatar{
  width:40px;height:40px;border-radius:12px;
  background:linear-gradient(135deg,var(--ink-700),var(--ink-600));
  color:var(--gold-lt);display:grid;place-items:center;font-size:15px;font-weight:900;
}
.voice__user b{display:block;font-size:14px;color:var(--text)}
.voice__user span{font-size:12.5px;color:var(--muted)}

/* ============ FAQ ============ */
.faq-list{display:grid;gap:14px;max-width:900px;margin:0 auto}
.faq-item{
  border-radius:var(--radius);background:var(--surface);
  border:1px solid var(--line);box-shadow:var(--shadow-xs);
  overflow:hidden;transition:border-color .2s,box-shadow .2s;
}
.faq-item[open]{border-color:rgba(255,180,0,.5);box-shadow:var(--shadow-sm)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:19px 58px 19px 22px;
  font-size:15.5px;font-weight:800;color:var(--text);position:relative;
  transition:color .2s;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"";position:absolute;right:24px;top:50%;
  width:9px;height:9px;border-right:2.5px solid var(--gold-dk);border-bottom:2.5px solid var(--gold-dk);
  transform:translateY(-70%) rotate(45deg);transition:transform .24s;
}
.faq-item[open] summary::after{transform:translateY(-30%) rotate(225deg)}
.faq-item summary:hover{color:var(--gold-dk)}
.faq-item__body{padding:0 22px 22px;font-size:14.5px;color:var(--muted);line-height:1.95}

/* ============ 收口 ============ */
.enter{
  position:relative;overflow:hidden;color:#fff;
  background:linear-gradient(135deg,#151a3c,#232a5c 55%,#2f2a63);
  padding:clamp(52px,6.6vw,84px) 0;
}
.enter__bg{position:absolute;inset:0;background-image:url('/assets/images/0a273eb42fcce0c9.webp');background-size:cover;background-position:center;opacity:.16}
.enter__inner{position:relative;z-index:2;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:32px}
.enter__text{max-width:640px}
.enter__text h2{font-size:clamp(23px,3.1vw,34px);margin-bottom:14px}
.enter__text p{font-size:15px;color:#bcc3e2;line-height:1.9}
.enter__actions{display:flex;flex-wrap:wrap;gap:14px}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink-900);color:#a9b1d1;padding:clamp(48px,6vw,74px) 0 0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:34px;padding-bottom:44px}
.footer-brand .logo{margin-bottom:16px}
.footer-brand p{font-size:14px;line-height:1.9;color:#9ba3c4;max-width:320px}
.footer-col h4{font-size:14.5px;color:#fff;margin-bottom:16px;font-weight:800;letter-spacing:.02em}
.footer-col ul{display:grid;gap:10px}
.footer-col a{font-size:13.8px;color:#9ba3c4;transition:color .2s,transform .2s;display:inline-block}
.footer-col a:hover{color:var(--gold-lt);transform:translateX(3px)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.09);
  padding:22px 0 26px;display:flex;flex-wrap:wrap;gap:12px;
  align-items:center;justify-content:space-between;
  font-size:13px;color:#7f88ab;
}
.footer-bottom a{color:#939bbd}
.footer-bottom a:hover{color:var(--gold-lt)}

/* ============ 底部固定条 ============ */
.sticky-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:95;
  background:rgba(15,19,48,.97);
  border-top:1px solid rgba(255,180,0,.3);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  box-shadow:0 -10px 30px rgba(6,9,30,.4);
}
.sticky-bar__inner{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:66px;padding-top:8px;padding-bottom:8px}
.sticky-bar__text strong{display:block;font-size:14.5px;color:#fff;font-weight:800}
.sticky-bar__text span{font-size:12.8px;color:#9ba3c4}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .check-strip{grid-template-columns:repeat(2,minmax(0,1fr))}
  .channel-grid,.hot-grid,.feature-grid,.steps,.voice-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .guard-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .story{grid-template-columns:1fr}
  .story__media{aspect-ratio:16/9}
  .perk-wrap{grid-template-columns:1fr}
  .news-layout{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:900px){
  .nav-toggle{display:inline-flex}
  .main-nav{
    margin-left:0;position:absolute;left:0;right:0;top:100%;
    background:#12162e;border-bottom:1px solid rgba(255,255,255,.1);
    display:none;padding:12px 20px 20px;box-shadow:0 20px 40px rgba(0,0,0,.4);
  }
  .site-header.nav-open .main-nav{display:block}
  .main-nav>ul{flex-direction:column;align-items:stretch;gap:4px}
  .main-nav>ul>li>a{display:block;padding:13px 16px;font-size:15px;border-radius:10px}
  .has-drop>a::after{display:none}
  .drop{display:none}
}
@media (max-width:768px){
  body{padding-bottom:0}
  .hero{padding-top:52px}
  .check-strip{grid-template-columns:1fr;margin:26px 0 30px}
  .hero__actions .btn{flex:1 1 100%}
  .stats__grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .stat:nth-child(2){border-right:0}
  .stat:nth-child(1),.stat:nth-child(2){border-bottom:1px solid var(--line)}
  .scene-grid,.vs-grid{grid-template-columns:1fr}
  .news-item{grid-template-columns:1fr}
  .news-item__thumb{aspect-ratio:16/8}
  .enter__inner{flex-direction:column;align-items:flex-start}
  .enter__actions .btn{flex:1 1 100%}
  .sticky-bar{display:none}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:560px){
  .channel-grid,.hot-grid,.feature-grid,.steps,.voice-grid,.guard-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .sec-head{margin-bottom:32px}
  .hero h1{font-size:27px}
  .logo{font-size:17px}
  .btn{padding:13px 22px;font-size:14.5px}
  .topic-cloud a{font-size:13px;padding:9px 16px}
}

/* roulang page: article */
:root{
 --ink-900:#0f1330;
 --ink-800:#1a1f3d;
 --ink-700:#252b52;
 --ink-600:#343c6b;
 --gold:#ffb400;
 --gold-lt:#ffd452;
 --gold-dk:#e09b00;
 --bg:#f4f6fd;
 --bg-alt:#ecf0fb;
 --surface:#ffffff;
 --text:#1b1f38;
 --muted:#646c8c;
 --line:#e3e7f4;
 --radius:12px;
 --radius-lg:20px;
 --radius-pill:999px;
 --shadow-xs:0 1px 3px rgba(20,25,60,.06);
 --shadow-sm:0 4px 14px rgba(20,25,60,.07);
 --shadow-md:0 14px 34px rgba(20,25,60,.10);
 --shadow-gold:0 10px 24px rgba(255,180,0,.35);
 --sp:clamp(54px,7vw,92px);
 --container:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
 margin:0;
 font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
 background:var(--bg);
 color:var(--text);
 line-height:1.7;
 -webkit-font-smoothing:antialiased;
 padding-bottom:76px;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;padding:0}
ul,ol{list-style:none}
:focus-visible{outline:3px solid rgba(255,180,0,.75);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
/* ============ 顶栏 ============ */
.site-header{
 position:sticky;top:0;z-index:90;
 background:rgba(15,19,48,.97);
 -webkit-backdrop-filter:blur(12px);
 backdrop-filter:blur(12px);
 border-bottom:1px solid rgba(255,255,255,.08);
}
.header-inner{display:flex;align-items:center;gap:18px;min-height:70px;position:relative}
.logo{display:inline-flex;align-items:center;gap:10px;font-size:19px;font-weight:900;color:#fff;letter-spacing:.02em;flex:0 0 auto}
.logo__mark{
 width:34px;height:34px;border-radius:10px;
 background:linear-gradient(135deg,var(--gold-lt),var(--gold) 60%,var(--gold-dk));
 display:grid;place-items:center;color:#1a1f3d;font-size:16px;font-weight:900;
 box-shadow:0 6px 16px rgba(255,180,0,.34);
}
.logo__txt{white-space:nowrap}
.main-nav{margin-left:auto}
.main-nav>ul{display:flex;align-items:center;gap:4px}
.main-nav>ul>li{position:relative}
.main-nav>ul>li>a{
 display:inline-flex;align-items:center;padding:9px 15px;border-radius:10px;
 font-size:15px;font-weight:600;color:#c6cce4;transition:background .2s,color .2s;
 white-space:nowrap;
}
.main-nav>ul>li>a:hover{color:#fff;background:rgba(255,255,255,.09)}
.main-nav>ul>li>a.is-active{
 color:#221a00;
 background:linear-gradient(135deg,var(--gold-lt),var(--gold));
 box-shadow:0 6px 18px rgba(255,180,0,.34);
}
.has-drop>a::after{
 content:"";width:6px;height:6px;margin-left:7px;
 border-right:2px solid currentColor;border-bottom:2px solid currentColor;
 transform:rotate(45deg) translateY(-1px);transition:transform .2s;opacity:.75;
}
.has-drop:hover>a::after,.has-drop:focus-within>a::after{transform:rotate(225deg) translateY(-1px)}
.drop{
 position:absolute;left:0;top:calc(100% + 10px);min-width:216px;
 background:#fff;border:1px solid var(--line);border-radius:14px;
 padding:8px;box-shadow:var(--shadow-md);
 opacity:0;visibility:hidden;transform:translateY(8px);
 transition:opacity .2s ease,transform .2s ease,visibility .2s;
}
.has-drop:hover .drop,.has-drop:focus-within .drop{opacity:1;visibility:visible;transform:translateY(0)}
.drop a{
 display:block;padding:9px 14px;border-radius:9px;
 font-size:14px;font-weight:600;color:#3a4162;transition:background .18s,color .18s;
}
.drop a:hover{background:var(--bg-alt);color:var(--ink-800)}
.nav-toggle{
 display:none;margin-left:auto;width:44px;height:44px;border-radius:12px;
 background:rgba(255,255,255,.09);color:#fff;align-items:center;justify-content:center;
 font-size:13px;font-weight:800;letter-spacing:.06em;transition:background .2s;
}
.nav-toggle:hover{background:rgba(255,255,255,.18)}
/* ============ 按钮 ============ */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:9px;
 padding:14px 30px;border-radius:12px;font-size:15px;font-weight:800;
 letter-spacing:.02em;white-space:nowrap;
 transition:transform .2s,box-shadow .2s,background .2s,color .2s,border-color .2s;
}
.btn--gold{
 background:linear-gradient(135deg,var(--gold-lt),var(--gold) 55%,var(--gold-dk));
 color:#241b00;box-shadow:var(--shadow-gold);
}
.btn--gold:hover{transform:translateY(-2px);box-shadow:0 16px 32px rgba(255,180,0,.44)}
.btn--gold:active{transform:translateY(0);box-shadow:0 6px 14px rgba(255,180,0,.3)}
.btn--ghost{border:1px solid rgba(255,255,255,.3);background:rgba(255,255,255,.06);color:#fff}
.btn--ghost:hover{background:rgba(255,255,255,.15);border-color:rgba(255,255,255,.55);transform:translateY(-2px)}
.btn--dark{background:var(--ink-800);color:#fff;box-shadow:var(--shadow-sm)}
.btn--dark:hover{background:var(--ink-700);transform:translateY(-2px);box-shadow:var(--shadow-md)}
.btn--line{border:1px solid var(--line);background:var(--surface);color:var(--ink-800)}
.btn--line:hover{border-color:var(--gold);color:var(--gold-dk);transform:translateY(-2px)}
.btn--sm{padding:10px 20px;font-size:14px;border-radius:10px}
/* ============ 通用板块 ============ */
.section{padding:var(--sp) 0}
.section--alt{background:var(--bg-alt)}
.section--dark{background:var(--ink-900);color:#fff}
.section--dark .sec-head p{color:#b4bcdd}
.section--dark .sec-kicker{color:var(--gold-lt)}
.tag{
 display:inline-block;padding:4px 12px;border-radius:var(--radius-pill);
 font-size:12.5px;font-weight:700;
 background:rgba(255,180,0,.16);color:#9c6f00;
}
.tag--cool{background:rgba(37,43,82,.09);color:#3a4374}
.tag--line{background:transparent;border:1px solid var(--line);color:var(--muted)}
.sec-head{max-width:760px;margin-bottom:38px}
.sec-kicker{
 display:inline-block;font-size:13px;font-weight:800;letter-spacing:.14em;
 text-transform:uppercase;color:var(--gold-dk);margin-bottom:12px;
}
.sec-head h2{font-size:clamp(23px,3vw,34px);line-height:1.28;letter-spacing:-.015em;color:var(--ink-800)}
.section--dark .sec-head h2{color:#fff}
.sec-head p{margin-top:14px;color:var(--muted);font-size:15.5px;line-height:1.85}
/* ============ 文章头图 ============ */
.article-hero{
 position:relative;overflow:hidden;color:#fff;background:var(--ink-900);
 padding:clamp(38px,5vw,64px) 0 clamp(40px,5.5vw,66px);
}
.article-hero__bg{
 position:absolute;inset:0;
 background-image:url('/assets/images/d9a8c1fbd6481fb7.webp');
 background-size:cover;background-position:center;
 opacity:.3;
}
.article-hero__bg::after{
 content:"";position:absolute;inset:0;
 background:
 radial-gradient(110% 85% at 8% 0%,rgba(88,68,200,.72),transparent 62%),
 radial-gradient(90% 70% at 94% 100%,rgba(255,180,0,.2),transparent 58%),
 linear-gradient(180deg,rgba(15,19,48,.7),rgba(15,19,48,.97));
}
.article-hero__inner{position:relative;z-index:3}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:#98a1c8;margin-bottom:22px}
.crumb span.sep{opacity:.5}
.crumb strong{color:var(--gold-lt);font-weight:700}
.article-hero__grid{
 display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,.85fr);
 gap:clamp(26px,4vw,52px);align-items:center;
}
.article-hero h1{
 font-size:clamp(25px,3.4vw,40px);line-height:1.28;letter-spacing:-.02em;margin:18px 0 18px;
}
.article-hero__lead{color:#c3cae6;font-size:15.5px;line-height:1.9;max-width:620px}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:22px}
.badge{
 display:inline-flex;align-items:center;gap:7px;
 padding:7px 14px;border-radius:var(--radius-pill);
 font-size:13px;font-weight:700;
 background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);color:#d5dbef;
}
.badge--gold{background:rgba(255,180,0,.16);border-color:rgba(255,180,0,.42);color:var(--gold-lt)}
.hero-cover{
 border-radius:var(--radius-lg);overflow:hidden;
 border:1px solid rgba(255,255,255,.16);
 box-shadow:0 24px 54px rgba(0,0,0,.42);
 background:#101430;
}
.hero-cover img{width:100%;aspect-ratio:16/11;object-fit:cover}
.hero-cover__cap{
 padding:12px 16px;font-size:12.8px;color:#a9b2d4;
 background:rgba(255,255,255,.05);border-top:1px solid rgba(255,255,255,.1);
}
/* ============ 文章主体 ============ */
.article-wrap{
 display:grid;grid-template-columns:minmax(0,1fr) 320px;
 gap:clamp(26px,3.4vw,44px);align-items:start;
}
.article-main{
 background:var(--surface);
 border:1px solid var(--line);
 border-radius:var(--radius-lg);
 padding:clamp(24px,3.4vw,44px);
 box-shadow:var(--shadow-sm);
}
.article-body{font-size:16.5px;line-height:1.95;color:#2b3150}
.article-body>*+*{margin-top:18px}
.article-body h2{
 font-size:clamp(20px,2.4vw,26px);line-height:1.4;color:var(--ink-800);
 margin-top:38px;padding-left:14px;border-left:4px solid var(--gold);
}
.article-body h3{
 font-size:clamp(17px,2vw,20px);line-height:1.5;color:var(--ink-700);margin-top:28px;
}
.article-body p{color:#31385a}
.article-body ul,.article-body ol{margin-top:16px;padding-left:0}
.article-body ul li,.article-body ol li{
 position:relative;padding-left:24px;margin-top:10px;color:#31385a;
}
.article-body ul li::before{
 content:"";position:absolute;left:4px;top:.72em;
 width:8px;height:8px;border-radius:2px;
 background:linear-gradient(135deg,var(--gold-lt),var(--gold-dk));
}
.article-body ol{counter-reset:li}
.article-body ol li{counter-increment:li}
.article-body ol li::before{
 content:counter(li);
 position:absolute;left:0;top:.18em;
 width:18px;height:18px;border-radius:6px;
 display:grid;place-items:center;
 font-size:11px;font-weight:800;color:#241b00;
 background:linear-gradient(135deg,var(--gold-lt),var(--gold));
}
.article-body a{color:#3a5fd0;text-decoration:underline;text-underline-offset:3px}
.article-body a:hover{color:var(--gold-dk)}
.article-body img{border-radius:var(--radius);box-shadow:var(--shadow-sm);margin-top:20px}
.article-body blockquote{
 margin-top:22px;padding:16px 20px;border-left:4px solid var(--gold);
 background:var(--bg-alt);border-radius:0 var(--radius) var(--radius) 0;color:#3a4374;
}
.article-body table{width:100%;border-collapse:collapse;margin-top:20px;font-size:15px}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 12px;text-align:left}
.article-body th{background:var(--bg-alt);color:var(--ink-800);font-weight:800}
.article-body strong{color:var(--ink-800)}
.article-body hr{border:0;border-top:1px dashed var(--line);margin:30px 0}
.empty-state{text-align:center;padding:26px 0 10px}
.empty-state h2{font-size:22px;color:var(--ink-800);margin-bottom:12px}
.empty-state p{color:var(--muted);margin-bottom:22px}
/* ============ 侧栏 ============ */
.article-side{display:grid;gap:20px;position:sticky;top:92px}
.side-card{
 background:var(--surface);border:1px solid var(--line);
 border-radius:var(--radius-lg);padding:22px;box-shadow:var(--shadow-xs);
}
.side-card h3{font-size:16px;color:var(--ink-800);margin-bottom:14px;display:flex;align-items:center;gap:8px}
.side-card h3::before{content:"";width:6px;height:16px;border-radius:3px;background:linear-gradient(180deg,var(--gold-lt),var(--gold-dk))}
.info-list li{
 display:flex;justify-content:space-between;gap:12px;
 padding:10px 0;border-bottom:1px dashed var(--line);
 font-size:14px;color:var(--muted);
}
.info-list li:last-child{border-bottom:0;padding-bottom:0}
.info-list b{color:var(--ink-800);font-weight:700;text-align:right}
.side-note{font-size:13.8px;color:var(--muted);line-height:1.85}
.point-list li{
 display:flex;gap:10px;font-size:14px;color:#3a4374;padding:8px 0;
}
.point-list li span{
 flex:0 0 auto;width:22px;height:22px;border-radius:8px;
 display:grid;place-items:center;font-size:11px;font-weight:900;color:#241b00;
 background:linear-gradient(135deg,var(--gold-lt),var(--gold));
}
.side-card--dark{background:var(--ink-800);border-color:var(--ink-700);color:#fff}
.side-card--dark h3{color:#fff}
.side-card--dark p{color:#b4bcdd;font-size:14px;line-height:1.85}
.side-card--dark .btn{width:100%;margin-top:16px}
/* ============ 要点卡 ============ */
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.card{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:26px;box-shadow:var(--shadow-xs);
 transition:transform .22s,box-shadow .22s,border-color .22s;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(255,180,0,.45)}
.card__num{
 display:inline-grid;place-items:center;width:36px;height:36px;border-radius:11px;
 font-size:14px;font-weight:900;color:#241b00;
 background:linear-gradient(135deg,var(--gold-lt),var(--gold-dk));
 margin-bottom:16px;
}
.card h3{font-size:17.5px;color:var(--ink-800);margin-bottom:10px;line-height:1.45}
.card p{font-size:14.8px;color:var(--muted);line-height:1.85}
/* ============ 误区列表 ============ */
.mistake-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.mistake{
 display:flex;gap:16px;padding:22px;border-radius:var(--radius);
 background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow-xs);
 transition:box-shadow .22s,transform .22s;
}
.mistake:hover{transform:translateY(-3px);box-shadow:var(--shadow-sm)}
.mistake__idx{
 flex:0 0 auto;width:34px;height:34px;border-radius:50%;
 display:grid;place-items:center;font-size:13px;font-weight:900;
 background:rgba(37,43,82,.08);color:var(--ink-700);
}
.mistake h3{font-size:16px;color:var(--ink-800);margin-bottom:7px}
.mistake p{font-size:14.4px;color:var(--muted);line-height:1.82}
/* ============ 牌例流程 ============ */
.step-list{display:grid;gap:16px;counter-reset:step}
.step{
 display:grid;grid-template-columns:52px minmax(0,1fr);gap:18px;align-items:start;
 padding:22px 24px;background:var(--surface);border:1px solid var(--line);
 border-radius:var(--radius);box-shadow:var(--shadow-xs);
}
.step__dot{
 width:52px;height:52px;border-radius:16px;display:grid;place-items:center;
 font-size:15px;font-weight:900;color:var(--gold-lt);
 background:linear-gradient(135deg,var(--ink-700),var(--ink-900));
 box-shadow:inset 0 0 0 1px rgba(255,180,0,.28);
}
.step h3{font-size:16.5px;color:var(--ink-800);margin-bottom:8px}
.step p{font-size:14.6px;color:var(--muted);line-height:1.85}
/* ============ FAQ ============ */
.faq{display:grid;gap:14px;max-width:900px;margin:0 auto}
.faq details{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:18px 22px;box-shadow:var(--shadow-xs);transition:border-color .2s,box-shadow .2s;
}
.faq details[open]{border-color:rgba(255,180,0,.5);box-shadow:var(--shadow-sm)}
.faq summary{
 cursor:pointer;font-size:16px;font-weight:800;color:var(--ink-800);
 list-style:none;display:flex;align-items:center;justify-content:space-between;gap:14px;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
 content:"+";flex:0 0 auto;width:26px;height:26px;border-radius:50%;
 display:grid;place-items:center;font-size:16px;font-weight:800;
 background:rgba(255,180,0,.16);color:var(--gold-dk);transition:transform .22s;
}
.faq details[open] summary::after{content:"−";transform:rotate(180deg)}
.faq p{margin-top:14px;font-size:14.8px;color:var(--muted);line-height:1.9}
/* ============ 收口 ============ */
.cta-band{
 position:relative;overflow:hidden;border-radius:var(--radius-lg);
 padding:clamp(30px,4.4vw,52px);
 background:linear-gradient(120deg,var(--ink-800),var(--ink-700) 58%,#3b2f6b);
 color:#fff;box-shadow:var(--shadow-md);
 display:grid;grid-template-columns:minmax(0,1.4fr) auto;gap:26px;align-items:center;
}
.cta-band::after{
 content:"";position:absolute;right:-90px;top:-90px;width:280px;height:280px;border-radius:50%;
 background:radial-gradient(circle,rgba(255,180,0,.34),transparent 68%);
}
.cta-band h2{font-size:clamp(21px,2.7vw,30px);line-height:1.35;position:relative;z-index:2}
.cta-band p{margin-top:12px;color:#c3cae6;font-size:15px;line-height:1.88;position:relative;z-index:2}
.cta-band .btn{position:relative;z-index:2}
/* ============ 底部固定条 ============ */
.sticky-bar{
 position:fixed;left:0;right:0;bottom:0;z-index:80;
 background:rgba(15,19,48,.97);
 -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
 border-top:1px solid rgba(255,255,255,.12);
}
.sticky-bar__inner{
 display:flex;align-items:center;justify-content:space-between;gap:18px;
 min-height:76px;padding:12px 20px;max-width:var(--container);margin:0 auto;
}
.sticky-bar__txt{color:#c6cce4;font-size:14px;line-height:1.5}
.sticky-bar__txt b{display:block;color:#fff;font-size:15.5px;font-weight:800;margin-bottom:2px}
/* ============ 页脚 ============ */
.site-footer{background:var(--ink-900);color:#b4bcdd;padding:clamp(44px,6vw,72px) 0 26px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:clamp(24px,3.6vw,48px)}
.footer-brand .logo{margin-bottom:16px}
.footer-brand p{font-size:14px;line-height:1.9;color:#9aa3c6;max-width:330px}
.footer-col h4{font-size:14.5px;color:#fff;margin-bottom:16px;letter-spacing:.03em}
.footer-col ul li+li{margin-top:11px}
.footer-col a{font-size:14px;color:#9aa3c6;transition:color .2s,padding-left .2s}
.footer-col a:hover{color:var(--gold-lt);padding-left:4px}
.footer-bottom{
 margin-top:clamp(30px,4vw,52px);padding-top:22px;
 border-top:1px solid rgba(255,255,255,.1);
 display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
 font-size:13px;color:#8b94b8;
}
/* ============ 响应式 ============ */
@media (max-width:1024px){
 .article-hero__grid{grid-template-columns:1fr}
 .hero-cover{max-width:520px}
 .article-wrap{grid-template-columns:1fr}
 .article-side{position:static;grid-template-columns:repeat(2,minmax(0,1fr));display:grid}
 .card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
 .footer-grid{grid-template-columns:1fr 1fr}
 .cta-band{grid-template-columns:1fr;justify-items:start}
}
@media (max-width:860px){
 .nav-toggle{display:inline-flex}
 .main-nav{
  display:none;position:absolute;left:0;right:0;top:100%;
  margin:0;background:var(--ink-900);
  border:1px solid rgba(255,255,255,.1);border-top:0;
  border-radius:0 0 16px 16px;padding:12px;
  box-shadow:0 24px 44px rgba(0,0,0,.4);
 }
 .main-nav.is-open{display:block}
 .main-nav>ul{flex-direction:column;align-items:stretch;gap:4px}
 .main-nav>ul>li>a{display:flex;width:100%;padding:12px 14px;font-size:15.5px}
 .has-drop>a::after{margin-left:auto}
 .drop{
  position:static;opacity:1;visibility:visible;transform:none;
  background:rgba(255,255,255,.05);border:0;box-shadow:none;
  padding:4px 0 6px 10px;margin-top:4px;min-width:0;
 }
 .drop a{color:#b9c1de;font-size:14px}
 .drop a:hover{background:rgba(255,255,255,.1);color:#fff}
}
@media (max-width:768px){
 .mistake-grid{grid-template-columns:1fr}
 .article-side{grid-template-columns:1fr}
 .card-grid{grid-template-columns:1fr}
 .step{grid-template-columns:44px minmax(0,1fr);gap:14px;padding:18px}
 .step__dot{width:44px;height:44px;border-radius:13px;font-size:13px}
 .sticky-bar__inner{min-height:70px;padding:10px 16px}
 .sticky-bar__txt b{font-size:14.4px}
 .sticky-bar__txt{font-size:12.8px}
 .sticky-bar .btn{padding:11px 18px;font-size:13.5px}
 body{padding-bottom:70px}
}
@media (max-width:520px){
 .container{padding:0 16px}
 .logo{font-size:17px}
 .logo__mark{width:30px;height:30px;border-radius:9px;font-size:14px}
 .article-main{padding:18px 16px;border-radius:var(--radius)}
 .article-body{font-size:15.8px}
 .article-hero{padding-top:30px}
 .meta-row{gap:8px}
 .badge{font-size:12px;padding:6px 11px}
 .footer-grid{grid-template-columns:1fr 1fr;gap:22px}
 .footer-bottom{font-size:12.4px;justify-content:flex-start;gap:6px}
 .btn{width:100%}
 .sticky-bar__inner{gap:10px}
 .sticky-bar__txt b{font-size:13.4px}
 .sticky-bar__txt{max-width:190px}
 .sticky-bar .btn{width:auto}
}

/* roulang page: category1 */
:root{
 --ink-900:#0f1330;
 --ink-800:#1a1f3d;
 --ink-700:#252b52;
 --ink-600:#343c6b;
 --gold:#ffb400;
 --gold-lt:#ffd452;
 --gold-dk:#e09b00;
 --bg:#f4f6fd;
 --bg-alt:#ecf0fb;
 --surface:#ffffff;
 --text:#1b1f38;
 --muted:#646c8c;
 --line:#e3e7f4;
 --radius:12px;
 --radius-lg:20px;
 --radius-pill:999px;
 --shadow-xs:0 1px 3px rgba(20,25,60,.06);
 --shadow-sm:0 4px 14px rgba(20,25,60,.07);
 --shadow-md:0 14px 34px rgba(20,25,60,.10);
 --shadow-gold:0 10px 24px rgba(255,180,0,.35);
 --sp:clamp(54px,7vw,92px);
 --container:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
 margin:0;
 font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
 background:var(--bg);
 color:var(--text);
 line-height:1.7;
 -webkit-font-smoothing:antialiased;
 padding-bottom:80px;
}
h1,h2,h3,h4,p,figure,ul,ol{margin:0;padding:0}
ul,ol{list-style:none}
img{max-width:100%;display:block;border:0;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid var(--gold);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}

/* ============ 顶栏 ============ */
.site-header{
 position:sticky;top:0;z-index:90;
 background:rgba(15,19,48,.97);
 -webkit-backdrop-filter:blur(12px);
 backdrop-filter:blur(12px);
 border-bottom:1px solid rgba(255,255,255,.08);
}
.header-inner{display:flex;align-items:center;gap:18px;min-height:70px;position:relative}
.logo{display:inline-flex;align-items:center;gap:10px;font-size:19px;font-weight:900;color:#fff;letter-spacing:.02em;flex:0 0 auto}
.logo__mark{
 width:34px;height:34px;border-radius:10px;
 background:linear-gradient(135deg,var(--gold-lt),var(--gold) 60%,var(--gold-dk));
 display:grid;place-items:center;color:#1a1f3d;font-size:16px;font-weight:900;
 box-shadow:0 6px 16px rgba(255,180,0,.34);
}
.logo__txt{white-space:nowrap}
.main-nav{margin-left:auto}
.main-nav>ul{display:flex;align-items:center;gap:4px}
.main-nav>ul>li{position:relative}
.main-nav>ul>li>a{
 display:inline-flex;align-items:center;padding:9px 15px;border-radius:10px;
 font-size:15px;font-weight:600;color:#c6cce4;transition:background .2s,color .2s;
 white-space:nowrap;
}
.main-nav>ul>li>a:hover{color:#fff;background:rgba(255,255,255,.09)}
.main-nav>ul>li>a.is-active{
 color:#221a00;
 background:linear-gradient(135deg,var(--gold-lt),var(--gold));
 box-shadow:0 6px 18px rgba(255,180,0,.34);
}
.has-drop>a::after{
 content:"";width:6px;height:6px;margin-left:7px;
 border-right:2px solid currentColor;border-bottom:2px solid currentColor;
 transform:rotate(45deg) translateY(-1px);transition:transform .2s;opacity:.75;
}
.has-drop:hover>a::after,.has-drop:focus-within>a::after{transform:rotate(225deg) translateY(-1px)}
.drop{
 position:absolute;top:calc(100% + 8px);left:0;min-width:212px;
 background:#fff;border:1px solid var(--line);border-radius:12px;
 box-shadow:var(--shadow-md);padding:8px;z-index:95;
 opacity:0;visibility:hidden;transform:translateY(6px);
 transition:opacity .2s,transform .2s,visibility .2s;
}
.has-drop:hover .drop,.has-drop:focus-within .drop{opacity:1;visibility:visible;transform:translateY(0)}
.drop a{
 display:block;padding:9px 14px;border-radius:9px;
 font-size:14px;font-weight:600;color:#3a4162;transition:background .18s,color .18s;
}
.drop a:hover{background:var(--bg-alt);color:var(--ink-800)}
.nav-toggle{
 display:none;margin-left:auto;width:auto;min-width:64px;height:44px;padding:0 14px;border-radius:12px;
 background:rgba(255,255,255,.09);color:#fff;align-items:center;justify-content:center;
 font-size:13px;font-weight:800;letter-spacing:.06em;transition:background .2s;
}
.nav-toggle:hover{background:rgba(255,255,255,.18)}

/* ============ 按钮 ============ */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:9px;
 padding:14px 30px;border-radius:12px;font-size:15px;font-weight:800;
 letter-spacing:.02em;white-space:nowrap;
 transition:transform .2s,box-shadow .2s,background .2s,color .2s,border-color .2s;
}
.btn--gold{
 background:linear-gradient(135deg,var(--gold-lt),var(--gold) 55%,var(--gold-dk));
 color:#241b00;box-shadow:var(--shadow-gold);
}
.btn--gold:hover{transform:translateY(-2px);box-shadow:0 16px 32px rgba(255,180,0,.44)}
.btn--gold:active{transform:translateY(0);box-shadow:0 6px 14px rgba(255,180,0,.3)}
.btn--ghost{border:1px solid rgba(255,255,255,.3);background:rgba(255,255,255,.06);color:#fff}
.btn--ghost:hover{background:rgba(255,255,255,.15);border-color:rgba(255,255,255,.55);transform:translateY(-2px)}
.btn--dark{background:var(--ink-800);color:#fff;box-shadow:var(--shadow-sm)}
.btn--dark:hover{background:var(--ink-700);transform:translateY(-2px);box-shadow:var(--shadow-md)}
.btn--line{border:1px solid var(--line);background:var(--surface);color:var(--ink-800)}
.btn--line:hover{border-color:var(--gold);color:var(--gold-dk);transform:translateY(-2px)}
.btn--sm{padding:10px 20px;font-size:14px;border-radius:10px}

/* ============ 通用板块 ============ */
.section{padding:var(--sp) 0}
.section--alt{background:var(--bg-alt)}
.section--dark{background:var(--ink-900);color:#fff}
.section--dark .sec-head p{color:#b4bcdd}
.section--dark .sec-kicker{color:var(--gold-lt)}
.sec-head{max-width:790px;margin-bottom:clamp(26px,3.4vw,42px)}
.sec-head h2{font-size:clamp(23px,2.9vw,34px);line-height:1.28;letter-spacing:-.01em;margin:10px 0 12px}
.sec-head p{color:var(--muted);font-size:15.5px;line-height:1.9}
.sec-kicker{
 display:inline-block;font-size:12.5px;font-weight:800;letter-spacing:.14em;
 color:var(--gold-dk);text-transform:uppercase;
}
.tag{
 display:inline-block;padding:4px 12px;border-radius:var(--radius-pill);
 font-size:12.5px;font-weight:700;
 background:rgba(255,180,0,.16);color:#9c6f00;
}
.tag--cool{background:rgba(37,43,82,.09);color:#3a4374}
.tag--line{background:transparent;border:1px solid var(--line);color:var(--muted)}

/* ============ Hero ============ */
.hero{
 position:relative;overflow:hidden;color:#fff;
 background:var(--ink-900);
 padding:clamp(52px,7vw,96px) 0 clamp(46px,5.6vw,78px);
}
.hero__bg{
 position:absolute;inset:0;
 background-image:url('/assets/images/d9a8c1fbd6481fb7.webp');
 background-size:cover;background-position:center;
 opacity:.34;
}
.hero__bg::after{
 content:"";position:absolute;inset:0;
 background:
 radial-gradient(110% 85% at 10% 0%,rgba(84,64,196,.72),transparent 62%),
 radial-gradient(90% 70% at 94% 100%,rgba(255,180,0,.22),transparent 58%),
 linear-gradient(180deg,rgba(15,19,48,.74),rgba(15,19,48,.96));
}
.hero__grid{
 position:relative;z-index:3;
 display:grid;grid-template-columns:1.12fr .88fr;
 gap:clamp(26px,4vw,58px);align-items:center;
}
.eyebrow{
 display:inline-flex;align-items:center;gap:9px;
 padding:7px 16px;border-radius:var(--radius-pill);
 background:rgba(255,180,0,.14);border:1px solid rgba(255,180,0,.42);
 color:var(--gold-lt);font-size:13px;font-weight:700;letter-spacing:.05em;
}
.eyebrow::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--gold-lt);box-shadow:0 0 0 4px rgba(255,180,0,.2)}
.hero h1{
 font-size:clamp(28px,4.2vw,50px);
 margin:20px 0 18px;line-height:1.22;letter-spacing:-.02em;
}
.hero__lead{font-size:clamp(15px,1.5vw,17px);color:#c3cae6;line-height:1.95;max-width:640px}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero__points{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.hero__points span{
 font-size:13px;font-weight:700;color:#d6dcf3;
 padding:6px 14px;border-radius:var(--radius-pill);
 background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);
}
/* 问卷式选型面板 */
.quiz{
 background:rgba(255,255,255,.075);
 border:1px solid rgba(255,255,255,.17);
 border-radius:var(--radius-lg);
 padding:22px;
 -webkit-backdrop-filter:blur(10px);
 backdrop-filter:blur(10px);
 box-shadow:0 24px 50px rgba(6,9,26,.34);
}
.quiz__title{font-size:16px;font-weight:800;color:#fff}
.quiz__sub{font-size:13px;color:#a9b2d6;margin-top:6px;margin-bottom:16px}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{
 padding:8px 14px;border-radius:var(--radius-pill);
 background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);
 color:#dfe4f7;font-size:13px;font-weight:600;
 transition:background .2s,border-color .2s,color .2s,transform .2s;
}
.chip:hover{background:rgba(255,180,0,.2);border-color:rgba(255,180,0,.5);color:#fff;transform:translateY(-1px)}
.chip.is-on{background:linear-gradient(135deg,var(--gold-lt),var(--gold));border-color:transparent;color:#241b00}
.quiz__preview{margin-top:18px;padding-top:16px;border-top:1px dashed rgba(255,255,255,.2)}
.quiz__preview h3{font-size:13px;font-weight:800;color:var(--gold-lt);letter-spacing:.06em;margin-bottom:10px}
.preview-row{display:flex;align-items:center;gap:10px;font-size:13.5px;color:#cfd5ee;padding:6px 0}
.preview-dot{
 width:24px;height:24px;border-radius:8px;flex:0 0 auto;
 background:rgba(255,180,0,.18);color:var(--gold-lt);
 display:grid;place-items:center;font-size:12px;font-weight:800;
}

/* ============ 网格与卡片 ============ */
.grid{display:grid;gap:18px}
.grid--2{grid-template-columns:repeat(2,1fr)}
.grid--3{grid-template-columns:repeat(3,1fr)}
.grid--4{grid-template-columns:repeat(4,1fr)}
.card{
 background:var(--surface);border:1px solid var(--line);
 border-radius:var(--radius);box-shadow:var(--shadow-xs);
 padding:24px;
 transition:transform .22s,box-shadow .22s,border-color .22s;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#d6dcf0}
.card h3{font-size:17.5px;margin-bottom:10px;line-height:1.4}
.card p{color:var(--muted);font-size:14.5px;line-height:1.85}
.card__icon{
 width:42px;height:42px;border-radius:12px;margin-bottom:16px;
 display:grid;place-items:center;font-size:17px;font-weight:900;
 background:linear-gradient(135deg,rgba(255,212,82,.85),rgba(255,180,0,.85));
 color:#2a2000;box-shadow:0 8px 18px rgba(255,180,0,.26);
}
.card__list{margin-top:14px;display:grid;gap:8px}
.card__list li{
 position:relative;padding-left:18px;font-size:14px;color:#4a5273;line-height:1.75;
}
.card__list li::before{
 content:"";position:absolute;left:0;top:9px;
 width:7px;height:7px;border-radius:50%;
 background:var(--gold);box-shadow:0 0 0 3px rgba(255,180,0,.16);
}

/* 牌型对照卡 */
.pattern{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:22px;box-shadow:var(--shadow-xs);
 transition:transform .22s,box-shadow .22s,border-color .22s;
}
.pattern:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#d6dcf0}
.pattern__head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px}
.pattern__head h3{font-size:17px}
.pattern__body{color:var(--muted);font-size:14.5px;line-height:1.85}
.pattern__foot{
 margin-top:14px;padding-top:12px;border-top:1px dashed var(--line);
 font-size:13.5px;color:#8a5f00;font-weight:700;
}

/* 判定流程 */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.step{
 position:relative;background:var(--surface);border:1px solid var(--line);
 border-radius:var(--radius);padding:24px 20px;box-shadow:var(--shadow-xs);
 transition:transform .22s,box-shadow .22s,border-color .22s;
}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#d6dcf0}
.step__num{
 font-size:26px;font-weight:900;line-height:1;
 background:linear-gradient(135deg,var(--gold-lt),var(--gold-dk));
 -webkit-background-clip:text;background-clip:text;color:transparent;
 margin-bottom:12px;display:block;
}
.step h3{font-size:16px;margin-bottom:8px}
.step p{color:var(--muted);font-size:14px;line-height:1.8}

/* 图文分栏 */
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(22px,4vw,52px);align-items:center}
.split__media{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-md)}
.split__media img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/11}
.split__badge{
 position:absolute;left:16px;bottom:16px;
 padding:7px 14px;border-radius:var(--radius-pill);
 background:rgba(15,19,48,.86);color:var(--gold-lt);
 font-size:12.5px;font-weight:800;letter-spacing:.04em;
}
.split h2{font-size:clamp(22px,2.7vw,32px);line-height:1.3;margin-bottom:14px}
.split p{color:var(--muted);font-size:15.5px;line-height:1.95}
.split .card__list{margin-top:18px}
.split .card__list li{font-size:15px}
.note{
 margin-top:20px;padding:14px 18px;border-radius:var(--radius);
 background:rgba(255,180,0,.1);border-left:4px solid var(--gold);
 font-size:14px;color:#6c5200;line-height:1.8;
}

/* 对比差异 */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.compare__col{
 background:var(--surface);border:1px solid var(--line);
 border-radius:var(--radius-lg);padding:24px;box-shadow:var(--shadow-xs);
}
.compare__col h3{display:flex;align-items:center;gap:10px;font-size:16.5px;margin-bottom:16px}
.compare__flag{
 width:26px;height:26px;border-radius:8px;display:grid;place-items:center;
 font-size:13px;font-weight:900;flex:0 0 auto;
}
.compare__col--bad .compare__flag{background:rgba(90,98,140,.14);color:#4a5273}
.compare__col--good{border-color:rgba(255,180,0,.42);box-shadow:0 10px 26px rgba(255,180,0,.14)}
.compare__col--good .compare__flag{background:linear-gradient(135deg,var(--gold-lt),var(--gold));color:#2a2000}
.compare__item{padding:12px 0;border-bottom:1px dashed var(--line);font-size:14.5px;line-height:1.8;color:#4a5273}
.compare__item:last-child{border-bottom:0;padding-bottom:0}
.compare__item strong{display:block;color:var(--ink-800);font-size:14.5px;margin-bottom:4px}

/* 数据徽章条 */
.stat-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.stat{
 border-radius:var(--radius);padding:22px 20px;
 background:rgba(255,255,255,.055);
 border:1px solid rgba(255,255,255,.13);
 transition:background .22s,border-color .22s,transform .22s;
}
.stat:hover{background:rgba(255,255,255,.09);border-color:rgba(255,180,0,.42);transform:translateY(-3px)}
.stat__num{
 font-size:clamp(24px,3vw,34px);font-weight:900;line-height:1.1;
 background:linear-gradient(135deg,var(--gold-lt),var(--gold-dk));
 -webkit-background-clip:text;background-clip:text;color:transparent;
}
.stat__label{margin-top:8px;font-size:13.5px;color:#b4bcdd;font-weight:600}

/* 内容列表 */
.post-list{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.post-card{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 box-shadow:var(--shadow-xs);overflow:hidden;
 transition:transform .22s,box-shadow .22s,border-color .22s;
}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#d6dcf0}
.post-card__link{display:block;padding:22px;height:100%}
.post-card h3{
 font-size:16px;line-height:1.5;margin:10px 0 8px;
 display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
 transition:color .2s;
}
.post-card:hover h3{color:var(--gold-dk)}
.post-card p{
 font-size:14px;color:var(--muted);line-height:1.8;
 display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.post-card__meta{
 display:flex;align-items:center;justify-content:space-between;gap:10px;
 margin-top:16px;padding-top:12px;border-top:1px dashed var(--line);
 font-size:12.5px;color:#8b93b0;font-weight:600;
}
.post-card__more{color:var(--gold-dk);font-weight:800}
.empty-note{
 padding:28px;border-radius:var(--radius);background:var(--surface);
 border:1px dashed var(--line);color:var(--muted);font-size:14.5px;text-align:center;
}

/* FAQ */
.faq{display:grid;gap:12px;max-width:900px}
.faq details{
 background:var(--surface);border:1px solid var(--line);
 border-radius:var(--radius);box-shadow:var(--shadow-xs);
 transition:border-color .2s,box-shadow .2s;
}
.faq details[open]{border-color:rgba(255,180,0,.4);box-shadow:var(--shadow-sm)}
.faq summary{
 list-style:none;cursor:pointer;padding:18px 52px 18px 22px;position:relative;
 font-size:15.5px;font-weight:800;color:var(--ink-800);line-height:1.6;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
 content:"";position:absolute;right:22px;top:50%;
 width:9px;height:9px;margin-top:-6px;
 border-right:2.5px solid var(--gold-dk);border-bottom:2.5px solid var(--gold-dk);
 transform:rotate(45deg);transition:transform .22s;
}
.faq details[open] summary::after{transform:rotate(225deg);margin-top:-2px}
.faq .faq__body{padding:0 22px 20px;color:var(--muted);font-size:14.5px;line-height:1.9}

/* 收口区 */
.cta-band{
 position:relative;overflow:hidden;border-radius:var(--radius-lg);
 padding:clamp(30px,4.4vw,54px);
 background:
 radial-gradient(90% 120% at 8% 0%,rgba(88,68,200,.65),transparent 62%),
 linear-gradient(135deg,var(--ink-800),var(--ink-900));
 color:#fff;box-shadow:var(--shadow-md);
 display:grid;grid-template-columns:1.25fr .75fr;gap:clamp(20px,3.4vw,44px);align-items:center;
}
.cta-band h2{font-size:clamp(22px,2.9vw,32px);line-height:1.3;margin-bottom:12px}
.cta-band p{color:#bcc4e2;font-size:15px;line-height:1.9}
.cta-band__actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-end}
.guard-strip{
 margin-top:26px;display:grid;grid-template-columns:repeat(3,1fr);gap:14px;
}
.guard{
 display:flex;align-items:flex-start;gap:10px;
 padding:16px 18px;border-radius:var(--radius);
 background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow-xs);
 font-size:14px;color:#4a5273;line-height:1.75;
}
.guard__dot{
 width:9px;height:9px;border-radius:50%;flex:0 0 auto;margin-top:8px;
 background:linear-gradient(135deg,var(--gold-lt),var(--gold-dk));
}

/* ============ 底部固定转化条 ============ */
.bottom-bar{
 position:fixed;left:0;right:0;bottom:0;z-index:85;
 background:rgba(15,19,48,.96);
 -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
 border-top:1px solid rgba(255,255,255,.12);
}
.bottom-bar__inner{
 display:flex;align-items:center;justify-content:space-between;gap:18px;
 padding:12px 0;
}
.bottom-bar__txt{color:#d5dbf2;font-size:14.5px;font-weight:700;line-height:1.5}
.bottom-bar__txt span{display:block;color:#8f98bd;font-size:12.5px;font-weight:600;margin-top:2px}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink-900);color:#b9c0dc;padding:58px 0 0;margin-top:0}
.footer-grid{
 display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:34px;
 padding-bottom:38px;
}
.footer-brand .logo{margin-bottom:16px}
.footer-brand p{font-size:14px;line-height:1.9;color:#9aa2c4;max-width:360px}
.footer-col h4{color:#fff;font-size:15px;margin:0 0 14px;font-weight:800}
.footer-col li{margin-bottom:10px}
.footer-col a{font-size:14px;color:#a7afd0;transition:color .2s}
.footer-col a:hover{color:var(--gold-lt)}
.footer-bottom{
 border-top:1px solid rgba(255,255,255,.1);
 padding:20px 0 26px;
 display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
 font-size:13px;color:#8b93b5;line-height:1.7;
}

/* ============ 响应式 ============ */
@media (max-width:1024px){
 .hero__grid{grid-template-columns:1fr;gap:30px}
 .steps{grid-template-columns:repeat(2,1fr)}
 .grid--4{grid-template-columns:repeat(2,1fr)}
 .post-list{grid-template-columns:repeat(2,1fr)}
 .footer-grid{grid-template-columns:1.4fr 1fr 1fr;row-gap:26px}
 .footer-brand{grid-column:1 / -1}
 .cta-band{grid-template-columns:1fr}
 .cta-band__actions{justify-content:flex-start}
}
@media (max-width:980px){
 .nav-toggle{display:inline-flex}
 .main-nav{
  position:absolute;top:calc(100% + 1px);left:0;right:0;
  background:var(--ink-900);
  border-top:1px solid rgba(255,255,255,.08);
  border-bottom:1px solid rgba(255,255,255,.12);
  box-shadow:0 26px 46px rgba(8,12,34,.46);
  padding:12px 16px 18px;
  display:none;
  max-height:calc(100vh - 90px);
  overflow-y:auto;
 }
 .main-nav.is-open{display:block}
 .main-nav>ul{flex-direction:column;align-items:stretch;gap:2px}
 .main-nav>ul>li>a{padding:13px 14px;border-radius:10px;font-size:15.5px}
 .main-nav>ul>li>a.is-active{box-shadow:none}
 .has-drop>a::after{margin-left:auto}
 .drop{
  position:static;opacity:1;visibility:visible;transform:none;
  box-shadow:none;border:0;background:rgba(255,255,255,.05);
  margin:4px 0 8px;padding:6px;border-radius:10px;min-width:0;
 }
 .drop a{color:#c6cce4;font-size:14px}
 .drop a:hover{background:rgba(255,255,255,.1);color:#fff}
 .stat-strip{grid-template-columns:repeat(2,1fr)}
 .guard-strip{grid-template-columns:1fr}
}
@media (max-width:768px){
 .grid--2,.grid--3,.grid--4,.post-list,.compare,.split,.steps{grid-template-columns:1fr}
 .footer-grid{grid-template-columns:1fr 1fr}
 .split__media{order:-1}
 .hero__actions .btn{flex:1 1 100%}
 .bottom-bar__inner{flex-wrap:wrap;gap:10px}
 .bottom-bar__inner .btn{width:100%}
 .section{padding:clamp(44px,9vw,64px) 0}
}
@media (max-width:520px){
 .container{padding:0 16px}
 .header-inner{min-height:62px;gap:10px}
 .logo{font-size:17px}
 .logo__mark{width:30px;height:30px;border-radius:9px;font-size:14px}
 .hero{padding:44px 0 40px}
 .hero h1{font-size:26px;line-height:1.28}
 .stats-strip{grid-template-columns:1fr}
 .stat-strip{grid-template-columns:1fr}
 .card,.pattern,.step,.quiz,.compare__col{padding:18px}
 .post-card__link{padding:18px}
 .footer-grid{grid-template-columns:1fr;gap:22px}
 .faq summary{padding:16px 46px 16px 18px;font-size:15px}
 .faq .faq__body{padding:0 18px 18px}
 .footer-bottom{font-size:12.5px}
}

/* roulang page: category2 */
:root{
  --ink-900:#0f1330;
  --ink-800:#1a1f3d;
  --ink-700:#252b52;
  --ink-600:#343c6b;
  --gold:#ffb400;
  --gold-lt:#ffd452;
  --gold-dk:#e09b00;
  --bg:#f4f6fd;
  --bg-alt:#ecf0fb;
  --surface:#ffffff;
  --text:#1b1f38;
  --muted:#646c8c;
  --line:#e3e7f4;
  --radius:12px;
  --radius-lg:20px;
  --radius-pill:999px;
  --shadow-xs:0 1px 3px rgba(20,25,60,.06);
  --shadow-sm:0 4px 14px rgba(20,25,60,.07);
  --shadow-md:0 14px 34px rgba(20,25,60,.10);
  --shadow-gold:0 10px 24px rgba(255,180,0,.35);
  --sp:clamp(54px,7vw,92px);
  --container:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
  padding-bottom:76px;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid rgba(255,180,0,.65);outline-offset:3px;border-radius:8px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}

/* ============ 顶栏 ============ */
.site-header{
  position:sticky;top:0;z-index:90;
  background:rgba(15,19,48,.97);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  border-bottom:1px solid rgba(255,255,255,.08);
}
.header-inner{display:flex;align-items:center;gap:18px;min-height:70px;position:relative}
.logo{display:inline-flex;align-items:center;gap:10px;font-size:19px;font-weight:900;color:#fff;letter-spacing:.02em;flex:0 0 auto}
.logo__mark{
  width:34px;height:34px;border-radius:10px;
  background:linear-gradient(135deg,var(--gold-lt),var(--gold) 60%,var(--gold-dk));
  display:grid;place-items:center;color:#1a1f3d;font-size:16px;font-weight:900;
  box-shadow:0 6px 16px rgba(255,180,0,.34);
}
.logo__txt{white-space:nowrap}
.main-nav{margin-left:auto}
.main-nav>ul{display:flex;align-items:center;gap:4px}
.main-nav>ul>li{position:relative}
.main-nav>ul>li>a{
  display:inline-flex;align-items:center;padding:9px 15px;border-radius:10px;
  font-size:15px;font-weight:600;color:#c6cce4;transition:background .2s,color .2s;
  white-space:nowrap;
}
.main-nav>ul>li>a:hover{color:#fff;background:rgba(255,255,255,.09)}
.main-nav>ul>li>a.is-active{
  color:#221a00;
  background:linear-gradient(135deg,var(--gold-lt),var(--gold));
  box-shadow:0 6px 18px rgba(255,180,0,.34);
}
.has-drop>a::after{
  content:"";width:6px;height:6px;margin-left:7px;
  border-right:2px solid currentColor;border-bottom:2px solid currentColor;
  transform:rotate(45deg) translateY(-1px);transition:transform .2s;opacity:.75;
}
.has-drop:hover>a::after,.has-drop:focus-within>a::after{transform:rotate(225deg) translateY(-1px)}
.drop{
  position:absolute;top:calc(100% + 10px);left:0;min-width:216px;
  background:#fff;border:1px solid var(--line);border-radius:12px;
  box-shadow:var(--shadow-md);padding:8px;
  opacity:0;visibility:hidden;transform:translateY(6px);
  transition:opacity .2s,transform .2s,visibility .2s;z-index:95;
}
.has-drop:hover .drop,.has-drop:focus-within .drop{opacity:1;visibility:visible;transform:translateY(0)}
.drop a{
  display:block;padding:9px 14px;border-radius:9px;
  font-size:14px;font-weight:600;color:#3a4162;transition:background .18s,color .18s;
}
.drop a:hover{background:var(--bg-alt);color:var(--ink-800)}
.nav-toggle{
  display:none;margin-left:auto;width:auto;padding:0 14px;height:42px;border-radius:12px;
  background:rgba(255,255,255,.09);color:#fff;align-items:center;justify-content:center;
  font-size:13px;font-weight:800;letter-spacing:.06em;transition:background .2s;
}
.nav-toggle:hover{background:rgba(255,255,255,.18)}

/* ============ 按钮 / 标签 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:14px 30px;border-radius:12px;font-size:15px;font-weight:800;
  letter-spacing:.02em;white-space:nowrap;
  transition:transform .2s,box-shadow .2s,background .2s,color .2s,border-color .2s;
}
.btn--gold{
  background:linear-gradient(135deg,var(--gold-lt),var(--gold) 55%,var(--gold-dk));
  color:#241b00;box-shadow:var(--shadow-gold);
}
.btn--gold:hover{transform:translateY(-2px);box-shadow:0 16px 32px rgba(255,180,0,.44)}
.btn--gold:active{transform:translateY(0);box-shadow:0 6px 14px rgba(255,180,0,.3)}
.btn--ghost{border:1px solid rgba(255,255,255,.3);background:rgba(255,255,255,.06);color:#fff}
.btn--ghost:hover{background:rgba(255,255,255,.15);border-color:rgba(255,255,255,.55);transform:translateY(-2px)}
.btn--dark{background:var(--ink-800);color:#fff;box-shadow:var(--shadow-sm)}
.btn--dark:hover{background:var(--ink-700);transform:translateY(-2px);box-shadow:var(--shadow-md)}
.btn--line{border:1px solid var(--line);background:var(--surface);color:var(--ink-800)}
.btn--line:hover{border-color:var(--gold);color:var(--gold-dk);transform:translateY(-2px)}
.btn--sm{padding:10px 20px;font-size:14px;border-radius:10px}
.tag{
  display:inline-block;padding:4px 12px;border-radius:var(--radius-pill);
  font-size:12.5px;font-weight:700;
  background:rgba(255,180,0,.16);color:#9c6f00;
}
.tag--cool{background:rgba(37,43,82,.09);color:#3a4374}
.tag--line{background:transparent;border:1px solid var(--line);color:var(--muted)}

/* ============ 板块 ============ */
.section{padding:var(--sp) 0}
.section--alt{background:var(--bg-alt)}
.section--dark{background:var(--ink-900);color:#fff}
.section--dark .sec-desc{color:#b4bcdd}
.section--dark .sec-kicker{color:var(--gold-lt)}
.sec-head{max-width:780px;margin-bottom:38px}
.sec-kicker{
  display:inline-block;font-size:12.5px;font-weight:800;letter-spacing:.14em;
  color:var(--gold-dk);margin-bottom:12px;
}
.sec-title{font-size:clamp(23px,2.7vw,32px);line-height:1.32;letter-spacing:-.01em;margin-bottom:14px}
.sec-desc{color:var(--muted);font-size:15.5px;line-height:1.9}

/* ============ 分类 Hero ============ */
.page-hero{
  position:relative;overflow:hidden;color:#fff;background:var(--ink-900);
  padding:clamp(40px,5.4vw,72px) 0 clamp(44px,5.4vw,70px);
}
.page-hero__bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/d9a8c1fbd6481fb7.webp');
  background-size:cover;background-position:center;opacity:.24;
}
.page-hero__bg::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(100% 80% at 8% 0%,rgba(88,68,200,.66),transparent 60%),
    radial-gradient(80% 70% at 96% 100%,rgba(255,180,0,.20),transparent 58%),
    linear-gradient(180deg,rgba(15,19,48,.78),rgba(15,19,48,.97));
}
.page-hero__inner{position:relative;z-index:3}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:#98a1c6;margin-bottom:22px}
.crumb a{color:#c6cce4;transition:color .2s}
.crumb a:hover{color:var(--gold-lt)}
.crumb span{color:var(--gold-lt);font-weight:700}
.hero-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:clamp(28px,4vw,54px);align-items:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  padding:7px 16px;border-radius:var(--radius-pill);
  background:rgba(255,180,0,.14);border:1px solid rgba(255,180,0,.42);
  color:var(--gold-lt);font-size:13px;font-weight:700;letter-spacing:.05em;
}
.eyebrow::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--gold-lt);box-shadow:0 0 0 4px rgba(255,180,0,.2)}
.page-hero h1{
  font-size:clamp(26px,3.6vw,42px);line-height:1.24;letter-spacing:-.02em;
  margin:20px 0 16px;
}
.page-hero__lead{font-size:clamp(14.5px,1.5vw,16.5px);color:#c3cae6;line-height:1.95;max-width:640px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.icon-matrix{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.icon-cell{
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.14);
  border-radius:var(--radius);padding:18px 16px;
  transition:transform .22s,background .22s,border-color .22s;
}
.icon-cell:hover{transform:translateY(-3px);background:rgba(255,255,255,.12);border-color:rgba(255,180,0,.5)}
.icon-cell__mark{
  width:38px;height:38px;border-radius:11px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--gold-lt),var(--gold));
  color:#231b00;font-weight:900;font-size:16px;margin-bottom:12px;
  box-shadow:0 8px 18px rgba(255,180,0,.28);
}
.icon-cell h3{font-size:15px;margin-bottom:6px;color:#fff}
.icon-cell p{font-size:13px;color:#a9b2d6;line-height:1.7;margin:0}
.status-bar{
  display:flex;flex-wrap:wrap;gap:10px;margin-top:34px;
  padding-top:24px;border-top:1px solid rgba(255,255,255,.14);
}
.status-pill{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 15px;border-radius:var(--radius-pill);
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);
  font-size:13px;font-weight:600;color:#d3d9ef;
}
.status-pill::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 3px rgba(255,180,0,.18)}

/* ============ 卡片网格 ============ */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px;box-shadow:var(--shadow-xs);
  transition:transform .22s,box-shadow .22s,border-color .22s;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#d5dbef}
.card__icon{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
  font-weight:900;font-size:16px;background:rgba(255,180,0,.16);color:#9c6f00;
  margin-bottom:16px;
}
.card h3{font-size:18px;margin-bottom:10px;letter-spacing:-.01em}
.card p{font-size:14.5px;color:var(--muted);line-height:1.88;margin:0}
.card__foot{margin-top:18px;display:flex;flex-wrap:wrap;gap:8px}

/* 图文块 */
.split{display:grid;grid-template-columns:.95fr 1.05fr;gap:clamp(26px,4vw,50px);align-items:center}
.split__media{
  position:relative;border-radius:var(--radius-lg);overflow:hidden;
  box-shadow:var(--shadow-md);background:var(--ink-800);
}
.split__media img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/11}
.split__badge{
  position:absolute;left:16px;bottom:16px;
  background:rgba(15,19,48,.86);color:#fff;font-size:13px;font-weight:700;
  padding:8px 14px;border-radius:var(--radius-pill);
  border:1px solid rgba(255,255,255,.18);
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
}
.split__body h2{font-size:clamp(22px,2.6vw,30px);line-height:1.34;margin-bottom:16px;letter-spacing:-.01em}
.split__body p{color:var(--muted);font-size:15px;line-height:1.92;margin-bottom:14px}
.check-list{display:grid;gap:11px;margin-top:20px}
.check-list li{
  position:relative;padding-left:28px;font-size:14.5px;color:var(--text);line-height:1.8;
}
.check-list li::before{
  content:"✓";position:absolute;left:0;top:1px;
  width:19px;height:19px;border-radius:50%;
  background:rgba(255,180,0,.18);color:#9c6f00;
  display:grid;place-items:center;font-size:11px;font-weight:900;
}

/* 阶段流程 */
.stage-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.stage{
  position:relative;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);padding:26px 22px;box-shadow:var(--shadow-xs);
  transition:transform .22s,box-shadow .22s,border-color .22s;
}
.stage:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(255,180,0,.5)}
.stage__num{
  display:inline-block;font-size:13px;font-weight:900;letter-spacing:.1em;
  color:var(--gold-dk);margin-bottom:12px;
}
.stage h3{font-size:16.5px;margin-bottom:9px}
.stage p{font-size:14px;color:var(--muted);line-height:1.85;margin:0}

/* 数据条 */
.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.metric{
  padding:26px 22px;border-radius:var(--radius);
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.13);
  transition:background .22s,border-color .22s,transform .22s;
}
.metric:hover{background:rgba(255,255,255,.1);border-color:rgba(255,180,0,.45);transform:translateY(-3px)}
.metric__num{font-size:clamp(26px,3vw,34px);font-weight:900;color:var(--gold-lt);line-height:1.1;letter-spacing:-.02em}
.metric__label{display:block;margin-top:10px;font-size:14px;color:#c3cae6;font-weight:700}
.metric__note{display:block;margin-top:6px;font-size:13px;color:#9aa3c7;line-height:1.7}

/* 对比 */
.compare-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.compare{
  background:var(--surface);border-radius:var(--radius);padding:28px;
  border:1px solid var(--line);box-shadow:var(--shadow-xs);
}
.compare--good{border-color:rgba(255,180,0,.55);box-shadow:0 12px 30px rgba(255,180,0,.16)}
.compare h3{font-size:18px;margin-bottom:8px;display:flex;align-items:center;gap:10px}
.compare__sub{font-size:13.5px;color:var(--muted);margin-bottom:18px}
.compare ul{display:grid;gap:12px}
.compare li{font-size:14.5px;color:#41496e;line-height:1.8;padding-left:24px;position:relative}
.compare li::before{
  content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:2px;
  background:#c3cae0;
}
.compare--good li::before{background:var(--gold)}

/* 资讯列表 */
.post-list{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.post-item{
  display:block;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);padding:24px;box-shadow:var(--shadow-xs);
  transition:transform .22s,box-shadow .22s,border-color .22s;
}
.post-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(255,180,0,.55)}
.post-item__tag{
  display:inline-block;padding:4px 12px;border-radius:var(--radius-pill);
  background:rgba(37,43,82,.08);color:#3a4374;
  font-size:12.5px;font-weight:700;margin-bottom:12px;
}
.post-item__title{font-size:17px;line-height:1.55;margin-bottom:10px;letter-spacing:-.01em}
.post-item__desc{font-size:14px;color:var(--muted);line-height:1.85;margin-bottom:16px}
.post-item__time{font-size:13px;color:#8b93b1;font-weight:600}
.post-empty{
  grid-column:1/-1;text-align:center;color:var(--muted);font-size:15px;
  padding:34px 20px;background:var(--surface);border:1px dashed var(--line);border-radius:var(--radius);
}

/* FAQ */
.faq-wrap{max-width:900px}
.faq-item{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:2px 24px;margin-bottom:14px;box-shadow:var(--shadow-xs);
  transition:border-color .2s,box-shadow .2s;
}
.faq-item[open]{border-color:rgba(255,180,0,.55);box-shadow:var(--shadow-sm)}
.faq-item summary{
  cursor:pointer;list-style:none;padding:18px 0;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-size:16px;font-weight:700;color:var(--ink-800);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";font-size:20px;font-weight:900;color:var(--gold-dk);line-height:1;
  transition:transform .2s;
}
.faq-item[open] summary::after{content:"−"}
.faq-item p{font-size:14.5px;color:var(--muted);line-height:1.92;margin:0 0 20px}

/* 收口 CTA */
.cta-band{
  position:relative;overflow:hidden;
  background:linear-gradient(135deg,var(--ink-800),var(--ink-900) 62%,#1d2350);
  border-radius:var(--radius-lg);padding:clamp(30px,4.4vw,52px);
  color:#fff;box-shadow:var(--shadow-md);
  display:grid;grid-template-columns:1.2fr .8fr;gap:32px;align-items:center;
}
.cta-band::after{
  content:"";position:absolute;right:-90px;top:-90px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,180,0,.28),transparent 68%);
}
.cta-band h2{font-size:clamp(22px,2.8vw,30px);line-height:1.34;margin-bottom:14px;letter-spacing:-.01em;position:relative;z-index:2}
.cta-band p{color:#bcc4e2;font-size:15px;line-height:1.9;position:relative;z-index:2}
.cta-band__actions{display:flex;flex-wrap:wrap;gap:14px;position:relative;z-index:2;justify-content:flex-end}
.guard-strip{
  display:flex;flex-wrap:wrap;align-items:center;gap:14px;
  margin-top:26px;padding:18px 24px;border-radius:var(--radius);
  background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow-xs);
}
.guard-strip strong{font-size:14.5px;color:var(--ink-800)}
.guard-strip span{font-size:14px;color:var(--muted);line-height:1.8}

/* 固定转化条 */
.sticky-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:85;
  background:rgba(15,19,48,.97);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  border-top:1px solid rgba(255,255,255,.12);
}
.sticky-bar .container{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding-top:12px;padding-bottom:12px;
}
.sticky-bar__txt{font-size:14px;color:#b9c1e0;line-height:1.6}
.sticky-bar__txt strong{color:#fff;font-weight:800}
.sticky-bar .btn{padding:11px 24px;font-size:14px}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink-900);color:#aab2d4;padding-top:58px;margin-top:0}
.footer-grid{
  display:grid;grid-template-columns:1.7fr repeat(3,1fr);gap:36px;
  padding-bottom:42px;
}
.footer-brand p{font-size:14px;line-height:1.92;margin-top:16px;color:#98a1c6;max-width:340px}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px;letter-spacing:.02em}
.footer-col ul{display:grid;gap:10px}
.footer-col a{font-size:14px;color:#98a1c6;transition:color .2s}
.footer-col a:hover{color:var(--gold-lt)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  padding:18px 0 26px;display:flex;flex-wrap:wrap;gap:12px;
  justify-content:space-between;font-size:13px;color:#7d86ab;
}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:34px}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .stage-grid{grid-template-columns:repeat(2,1fr)}
  .metric-grid{grid-template-columns:repeat(2,1fr)}
  .split{grid-template-columns:1fr}
  .cta-band{grid-template-columns:1fr}
  .cta-band__actions{justify-content:flex-start}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .post-list{grid-template-columns:1fr}
}
@media (max-width:860px){
  .nav-toggle{display:inline-flex}
  .header-inner{min-height:64px}
  .main-nav{
    position:absolute;top:100%;left:0;right:0;margin:0;
    background:var(--ink-800);border-top:1px solid rgba(255,255,255,.1);
    padding:12px 20px 18px;display:none;
    box-shadow:0 26px 44px rgba(0,0,0,.45);
    max-height:74vh;overflow:auto;
  }
  .main-nav.is-open{display:block}
  .main-nav>ul{flex-direction:column;align-items:stretch;gap:2px}
  .main-nav>ul>li>a{display:flex;justify-content:space-between;padding:12px 10px;font-size:15px}
  .has-drop>a::after{margin-left:auto}
  .drop{
    position:static;min-width:0;opacity:1;visibility:visible;transform:none;
    background:rgba(255,255,255,.05);border:0;box-shadow:none;
    padding:4px 6px;margin:2px 0 8px;display:none;border-radius:10px;
  }
  .has-drop:hover .drop,.has-drop:focus-within .drop{display:block}
  .drop a{color:#c6cce4;font-size:14px}
  .drop a:hover{background:rgba(255,255,255,.12);color:#fff}
}
@media (max-width:767px){
  :root{--sp:52px}
  body{padding-bottom:88px}
  .grid-3,.grid-2,.compare-grid,.stage-grid{grid-template-columns:1fr}
  .hero-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column;gap:8px}
  .sticky-bar .container{flex-direction:column;align-items:stretch;gap:8px;padding-top:10px;padding-bottom:10px}
  .sticky-bar__txt{font-size:13px;text-align:center}
  .sticky-bar .btn{width:100%}
  .guard-strip{padding:16px 18px}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .logo{font-size:17px}
  .page-hero h1{font-size:25px}
  .icon-matrix{grid-template-columns:1fr}
  .metric-grid{grid-template-columns:1fr}
  .card,.stage,.compare,.post-item{padding:20px}
  .faq-item{padding:2px 18px}
  .btn{padding:12px 22px;font-size:14.5px}
  .status-bar{gap:8px}
}

/* roulang page: category3 */
:root{
 --ink-900:#0f1330;
 --ink-800:#1a1f3d;
 --ink-700:#252b52;
 --ink-600:#343c6b;
 --gold:#ffb400;
 --gold-lt:#ffd452;
 --gold-dk:#e09b00;
 --bg:#f4f6fd;
 --bg-alt:#ecf0fb;
 --surface:#ffffff;
 --text:#1b1f38;
 --muted:#646c8c;
 --line:#e3e7f4;
 --radius:12px;
 --radius-lg:20px;
 --radius-pill:999px;
 --shadow-xs:0 1px 3px rgba(20,25,60,.06);
 --shadow-sm:0 4px 14px rgba(20,25,60,.07);
 --shadow-md:0 14px 34px rgba(20,25,60,.10);
 --shadow-gold:0 10px 24px rgba(255,180,0,.35);
 --sp:clamp(54px,7vw,92px);
 --container:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
 margin:0;
 font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
 background:var(--bg);
 color:var(--text);
 line-height:1.7;
 -webkit-font-smoothing:antialiased;
 padding-bottom:76px;
}
h1,h2,h3,h4,p,ul,ol,dl,dd,figure{margin:0;padding:0}
ul,ol{list-style:none}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
:focus-visible{outline:3px solid rgba(255,180,0,.75);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}

/* ============ 顶栏 ============ */
.site-header{
 position:sticky;top:0;z-index:90;
 background:rgba(15,19,48,.97);
 -webkit-backdrop-filter:blur(12px);
 backdrop-filter:blur(12px);
 border-bottom:1px solid rgba(255,255,255,.08);
}
.header-inner{display:flex;align-items:center;gap:18px;min-height:70px;position:relative}
.logo{display:inline-flex;align-items:center;gap:10px;font-size:19px;font-weight:900;color:#fff;letter-spacing:.02em;flex:0 0 auto}
.logo__mark{
 width:34px;height:34px;border-radius:10px;
 background:linear-gradient(135deg,var(--gold-lt),var(--gold) 60%,var(--gold-dk));
 display:grid;place-items:center;color:#1a1f3d;font-size:16px;font-weight:900;
 box-shadow:0 6px 16px rgba(255,180,0,.34);
}
.logo__txt{white-space:nowrap}
.main-nav{margin-left:auto}
.main-nav>ul{display:flex;align-items:center;gap:4px}
.main-nav>ul>li{position:relative}
.main-nav>ul>li>a{
 display:inline-flex;align-items:center;padding:9px 15px;border-radius:10px;
 font-size:15px;font-weight:600;color:#c6cce4;transition:background .2s,color .2s;
 white-space:nowrap;
}
.main-nav>ul>li>a:hover{color:#fff;background:rgba(255,255,255,.09)}
.main-nav>ul>li>a.is-active{
 color:#221a00;
 background:linear-gradient(135deg,var(--gold-lt),var(--gold));
 box-shadow:0 6px 18px rgba(255,180,0,.34);
}
.has-drop>a::after{
 content:"";width:6px;height:6px;margin-left:7px;
 border-right:2px solid currentColor;border-bottom:2px solid currentColor;
 transform:rotate(45deg) translateY(-1px);transition:transform .2s;opacity:.75;
}
.has-drop:hover>a::after,.has-drop:focus-within>a::after{transform:rotate(225deg) translateY(-1px)}
.drop{
 position:absolute;top:calc(100% + 10px);left:0;min-width:214px;
 background:#fff;border:1px solid var(--line);border-radius:14px;
 box-shadow:var(--shadow-md);padding:8px;
 opacity:0;visibility:hidden;transform:translateY(6px);
 transition:opacity .2s,transform .2s,visibility .2s;
}
.has-drop:hover .drop,.has-drop:focus-within .drop{opacity:1;visibility:visible;transform:translateY(0)}
.drop a{
 display:block;padding:9px 14px;border-radius:9px;
 font-size:14px;font-weight:600;color:#3a4162;transition:background .18s,color .18s;
}
.drop a:hover{background:var(--bg-alt);color:var(--ink-800)}
.nav-toggle{
 display:none;margin-left:auto;width:44px;height:44px;border-radius:12px;
 background:rgba(255,255,255,.09);color:#fff;align-items:center;justify-content:center;
 font-size:13px;font-weight:800;letter-spacing:.06em;transition:background .2s;
}
.nav-toggle:hover{background:rgba(255,255,255,.18)}

/* ============ 按钮 ============ */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:9px;
 padding:14px 30px;border-radius:12px;font-size:15px;font-weight:800;
 letter-spacing:.02em;white-space:nowrap;
 transition:transform .2s,box-shadow .2s,background .2s,color .2s,border-color .2s;
}
.btn--gold{
 background:linear-gradient(135deg,var(--gold-lt),var(--gold) 55%,var(--gold-dk));
 color:#241b00;box-shadow:var(--shadow-gold);
}
.btn--gold:hover{transform:translateY(-2px);box-shadow:0 16px 32px rgba(255,180,0,.44)}
.btn--gold:active{transform:translateY(0);box-shadow:0 6px 14px rgba(255,180,0,.3)}
.btn--ghost{border:1px solid rgba(255,255,255,.3);background:rgba(255,255,255,.06);color:#fff}
.btn--ghost:hover{background:rgba(255,255,255,.15);border-color:rgba(255,255,255,.55);transform:translateY(-2px)}
.btn--dark{background:var(--ink-800);color:#fff;box-shadow:var(--shadow-sm)}
.btn--dark:hover{background:var(--ink-700);transform:translateY(-2px);box-shadow:var(--shadow-md)}
.btn--line{border:1px solid var(--line);background:var(--surface);color:var(--ink-800)}
.btn--line:hover{border-color:var(--gold);color:var(--gold-dk);transform:translateY(-2px)}
.btn--sm{padding:10px 20px;font-size:14px;border-radius:10px}

/* ============ 通用板块 ============ */
.section{padding:var(--sp) 0}
.section--alt{background:var(--bg-alt)}
.section--dark{background:var(--ink-900);color:#fff}
.section--dark .sec-head p{color:#b4bcdd}
.section--dark .sec-kicker{color:var(--gold-lt)}
.sec-head{max-width:760px;margin-bottom:34px}
.sec-head--center{margin-left:auto;margin-right:auto;text-align:center}
.sec-kicker{
 display:inline-flex;align-items:center;gap:8px;
 font-size:12.5px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;
 color:var(--gold-dk);margin-bottom:12px;
}
.sec-kicker::before{content:"";width:22px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--gold),var(--gold-dk))}
.sec-head--center .sec-kicker::before{display:none}
.sec-title{font-size:clamp(23px,2.9vw,32px);line-height:1.32;letter-spacing:-.01em;color:var(--ink-800);font-weight:900}
.section--dark .sec-title{color:#fff}
.sec-head p{margin-top:14px;color:var(--muted);font-size:15.5px;line-height:1.9}
.tag{
 display:inline-block;padding:4px 12px;border-radius:var(--radius-pill);
 font-size:12.5px;font-weight:700;
 background:rgba(255,180,0,.16);color:#9c6f00;
}
.tag--cool{background:rgba(37,43,82,.09);color:#3a4374}
.tag--line{background:transparent;border:1px solid var(--line);color:var(--muted)}

/* ============ 分类 Hero ============ */
.cat-hero{
 position:relative;overflow:hidden;color:#fff;background:var(--ink-900);
 padding:clamp(48px,6vw,84px) 0 clamp(48px,6vw,80px);
}
.cat-hero__bg{
 position:absolute;inset:0;
 background-image:url('/assets/images/d9a8c1fbd6481fb7.webp');
 background-size:cover;background-position:center;
 opacity:.34;
}
.cat-hero__bg::after{
 content:"";position:absolute;inset:0;
 background:
 radial-gradient(105% 80% at 8% 0%,rgba(84,64,196,.74),transparent 62%),
 radial-gradient(85% 66% at 96% 96%,rgba(255,180,0,.20),transparent 58%),
 linear-gradient(180deg,rgba(15,19,48,.70),rgba(15,19,48,.96));
}
.cat-hero__inner{position:relative;z-index:3;display:grid;grid-template-columns:1.12fr .88fr;gap:clamp(28px,4vw,56px);align-items:center}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:#98a1c8;margin-bottom:18px}
.crumbs a{color:#c3cae6;transition:color .2s}
.crumbs a:hover{color:var(--gold-lt)}
.crumbs span{opacity:.5}
.cat-hero h1{
 font-size:clamp(28px,3.9vw,46px);line-height:1.22;letter-spacing:-.02em;
 margin:16px 0 18px;font-weight:900;
}
.cat-hero h1 em{font-style:normal;color:var(--gold-lt)}
.cat-hero__lead{font-size:clamp(14.5px,1.4vw,16.5px);color:#c3cae6;line-height:1.95;max-width:620px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.hero-stats{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
.hero-stats .stat{
 padding:12px 18px;border-radius:14px;
 background:rgba(255,255,255,.07);
 border:1px solid rgba(255,255,255,.14);
 min-width:132px;flex:0 1 auto;
}
.hero-stats .stat b{display:block;font-size:22px;font-weight:900;color:var(--gold-lt);line-height:1.2}
.hero-stats .stat span{font-size:12.5px;color:#a8b0d4;letter-spacing:.04em}
.hero-panel{
 position:relative;background:rgba(255,255,255,.06);
 border:1px solid rgba(255,255,255,.16);
 border-radius:var(--radius-lg);padding:14px;
 box-shadow:0 26px 60px rgba(6,9,28,.5);
}
.hero-panel__media{
 border-radius:14px;overflow:hidden;position:relative;aspect-ratio:4/3;background:var(--ink-700);
}
.hero-panel__media img{width:100%;height:100%;object-fit:cover}
.hero-panel__media::after{
 content:"";position:absolute;inset:0;
 background:linear-gradient(180deg,rgba(15,19,48,0) 40%,rgba(15,19,48,.55));
}
.hero-panel__badge{
 position:absolute;left:14px;top:14px;z-index:2;
 padding:6px 13px;border-radius:var(--radius-pill);
 background:linear-gradient(135deg,var(--gold-lt),var(--gold));
 color:#241b00;font-size:12.5px;font-weight:900;letter-spacing:.05em;
}
.hero-panel__foot{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 6px 4px}
.hero-panel__foot strong{font-size:15px;color:#fff;font-weight:800}
.hero-panel__foot span{font-size:12.5px;color:#a8b0d4}

/* ============ 模式卡片 ============ */
.mode-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.mode-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 .25s,box-shadow .25s,border-color .25s;
}
.mode-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(255,180,0,.5)}
.mode-card__media{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--ink-700)}
.mode-card__media img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.mode-card:hover .mode-card__media img{transform:scale(1.05)}
.mode-card__tag{
 position:absolute;left:14px;top:14px;
 padding:5px 12px;border-radius:var(--radius-pill);
 background:rgba(15,19,48,.82);color:var(--gold-lt);
 font-size:12px;font-weight:800;letter-spacing:.05em;
 border:1px solid rgba(255,180,0,.45);
}
.mode-card__body{padding:22px;display:flex;flex-direction:column;gap:12px;flex:1}
.mode-card__body h3{font-size:19px;font-weight:900;color:var(--ink-800);line-height:1.4}
.mode-card__body p{font-size:14.5px;color:var(--muted);line-height:1.85}
.mode-card__list{margin-top:2px;display:flex;flex-direction:column;gap:8px}
.mode-card__list li{
 position:relative;padding-left:18px;font-size:13.8px;color:#3f476b;line-height:1.7;
}
.mode-card__list li::before{
 content:"";position:absolute;left:0;top:9px;width:7px;height:7px;border-radius:2px;
 background:linear-gradient(135deg,var(--gold),var(--gold-dk));
}
.mode-card__meta{margin-top:auto;padding-top:14px;border-top:1px dashed var(--line);display:flex;align-items:center;justify-content:space-between;gap:10px}
.mode-card__meta b{font-size:13px;color:var(--ink-600);font-weight:800}

/* ============ 差异对照 ============ */
.compare-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.compare-item{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:22px;box-shadow:var(--shadow-xs);
 transition:transform .22s,box-shadow .22s;
}
.compare-item:hover{transform:translateY(-3px);box-shadow:var(--shadow-sm)}
.compare-item h3{
 font-size:15px;font-weight:900;color:var(--ink-800);
 display:flex;align-items:center;gap:9px;margin-bottom:14px;
}
.compare-item h3::before{
 content:"";width:8px;height:8px;border-radius:50%;
 background:var(--gold);box-shadow:0 0 0 4px rgba(255,180,0,.18);flex:0 0 auto;
}
.compare-row{display:flex;gap:10px;padding:7px 0;border-top:1px solid var(--line);font-size:13.6px;line-height:1.65}
.compare-row:first-of-type{border-top:0}
.compare-row dt{flex:0 0 66px;color:var(--muted);font-weight:700}
.compare-row dd{flex:1;color:#333b60}

/* ============ 节奏时间线 ============ */
.rhythm-wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(26px,4vw,54px);align-items:start}
.rhythm-media{border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-md);position:relative;background:var(--ink-700)}
.rhythm-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3}
.rhythm-media__cap{
 position:absolute;left:0;right:0;bottom:0;padding:26px 22px 20px;color:#fff;
 background:linear-gradient(180deg,rgba(15,19,48,0),rgba(15,19,48,.9));
 font-size:13.5px;line-height:1.7;
}
.timeline{display:flex;flex-direction:column;gap:6px}
.timeline li{
 position:relative;padding:0 0 24px 60px;
}
.timeline li:last-child{padding-bottom:0}
.timeline li::before{
 content:"";position:absolute;left:19px;top:38px;bottom:0;width:2px;
 background:linear-gradient(180deg,rgba(255,180,0,.55),rgba(255,180,0,.08));
}
.timeline li:last-child::before{display:none}
.timeline__num{
 position:absolute;left:0;top:0;width:40px;height:40px;border-radius:12px;
 display:grid;place-items:center;font-size:15px;font-weight:900;
 background:linear-gradient(135deg,var(--gold-lt),var(--gold) 60%,var(--gold-dk));
 color:#231a00;box-shadow:0 8px 18px rgba(255,180,0,.3);
}
.timeline__body h3{font-size:16.5px;font-weight:900;color:var(--ink-800);margin-bottom:6px}
.timeline__body p{font-size:14.4px;color:var(--muted);line-height:1.85}

/* ============ 频道矩阵 ============ */
.channel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.channel-card{
 display:flex;flex-direction:column;gap:10px;
 padding:26px 24px;border-radius:var(--radius-lg);
 background:linear-gradient(160deg,rgba(255,255,255,.10),rgba(255,255,255,.03));
 border:1px solid rgba(255,255,255,.14);
 transition:transform .22s,border-color .22s,background .22s;
}
.channel-card:hover{transform:translateY(-4px);border-color:rgba(255,180,0,.55);background:linear-gradient(160deg,rgba(255,180,0,.14),rgba(255,255,255,.04))}
.channel-card__k{font-size:12.5px;font-weight:800;letter-spacing:.12em;color:var(--gold-lt)}
.channel-card h3{font-size:19px;font-weight:900;color:#fff;line-height:1.4}
.channel-card p{font-size:14px;color:#b4bcdd;line-height:1.8}
.channel-card__go{margin-top:auto;padding-top:14px;font-size:13.5px;font-weight:800;color:var(--gold-lt);display:flex;align-items:center;gap:7px}
.channel-card__go::after{content:"→";transition:transform .2s}
.channel-card:hover .channel-card__go::after{transform:translateX(4px)}

/* ============ 玩家反馈 ============ */
.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);
 padding:26px 24px;box-shadow:var(--shadow-xs);display:flex;flex-direction:column;gap:14px;
 transition:transform .22s,box-shadow .22s;
}
.voice-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-sm)}
.voice-card__quote{font-size:14.6px;color:#333b60;line-height:1.9}
.voice-card__who{display:flex;align-items:center;gap:11px;margin-top:auto;padding-top:14px;border-top:1px solid var(--line)}
.voice-card__ava{
 width:38px;height:38px;border-radius:11px;display:grid;place-items:center;
 font-size:14px;font-weight:900;color:#241b00;
 background:linear-gradient(135deg,var(--gold-lt),var(--gold-dk));
}
.voice-card__who b{display:block;font-size:14px;color:var(--ink-800);font-weight:800}
.voice-card__who span{font-size:12.5px;color:var(--muted)}

/* ============ 内容列表 ============ */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.news-card{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 box-shadow:var(--shadow-xs);overflow:hidden;
 transition:transform .22s,box-shadow .22s,border-color .22s;
}
.news-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-sm);border-color:rgba(255,180,0,.45)}
.news-card__body{display:block;padding:22px}
.news-card__meta{display:flex;align-items:center;gap:10px;margin-bottom:12px;flex-wrap:wrap}
.news-card__date{font-size:12.5px;color:var(--muted)}
.news-card h3{font-size:16.5px;font-weight:800;color:var(--ink-800);line-height:1.55;margin-bottom:9px;transition:color .2s}
.news-card:hover h3{color:var(--gold-dk)}
.news-card p{font-size:14px;color:var(--muted);line-height:1.8;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.news-empty{
 padding:34px;border-radius:var(--radius);background:var(--surface);
 border:1px dashed var(--line);text-align:center;color:var(--muted);font-size:14.5px;
}

/* ============ FAQ ============ */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:900px;margin:0 auto}
.faq-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-xs);overflow:hidden}
.faq-item summary{
 list-style:none;cursor:pointer;padding:19px 56px 19px 22px;position:relative;
 font-size:15.6px;font-weight:800;color:var(--ink-800);transition:color .2s;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
 content:"";position:absolute;right:22px;top:24px;width:9px;height:9px;
 border-right:2px solid var(--gold-dk);border-bottom:2px solid var(--gold-dk);
 transform:rotate(45deg);transition:transform .25s;
}
.faq-item[open] summary{color:var(--gold-dk)}
.faq-item[open] summary::after{transform:rotate(225deg);top:27px}
.faq-item summary:hover{color:var(--gold-dk)}
.faq-item__a{padding:0 22px 20px;font-size:14.6px;color:var(--muted);line-height:1.9}

/* ============ 收口 CTA ============ */
.cta-band{
 position:relative;overflow:hidden;color:#fff;
 background:var(--ink-900);
 border-radius:var(--radius-lg);
 padding:clamp(30px,4.4vw,54px);
 display:grid;grid-template-columns:1.25fr .75fr;gap:28px;align-items:center;
 box-shadow:var(--shadow-md);
}
.cta-band::before{
 content:"";position:absolute;inset:0;
 background:
 radial-gradient(80% 120% at 6% 0%,rgba(88,68,200,.62),transparent 60%),
 radial-gradient(70% 100% at 100% 100%,rgba(255,180,0,.24),transparent 62%);
}
.cta-band>*{position:relative;z-index:2}
.cta-band h2{font-size:clamp(21px,2.7vw,29px);line-height:1.36;font-weight:900;margin-bottom:12px}
.cta-band p{font-size:14.6px;color:#bcc4e4;line-height:1.85;max-width:560px}
.cta-band__acts{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}
.cta-band__side{
 background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);
 border-radius:14px;padding:20px;
}
.cta-band__side strong{display:block;font-size:13px;letter-spacing:.1em;color:var(--gold-lt);margin-bottom:12px}
.cta-band__side li{font-size:13.8px;color:#c7cee9;padding:6px 0 6px 16px;position:relative;line-height:1.7}
.cta-band__side li::before{content:"";position:absolute;left:0;top:14px;width:6px;height:6px;border-radius:50%;background:var(--gold)}

/* ============ 固定转化条 ============ */
.sticky-bar{
 position:fixed;left:0;right:0;bottom:0;z-index:80;
 background:rgba(15,19,48,.97);
 -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
 border-top:1px solid rgba(255,255,255,.12);
 padding:11px 0;
}
.sticky-bar__in{display:flex;align-items:center;justify-content:space-between;gap:14px}
.sticky-bar__txt{display:flex;align-items:center;gap:10px;font-size:14px;color:#c7cee9;min-width:0}
.sticky-bar__dot{width:8px;height:8px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 4px rgba(255,180,0,.18);flex:0 0 auto}
.sticky-bar__txt span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink-900);color:#a9b1d2;padding:clamp(46px,6vw,72px) 0 26px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:34px}
.footer-brand .logo{margin-bottom:16px}
.footer-brand p{font-size:14px;line-height:1.9;color:#9099bf;max-width:330px}
.footer-col h4{font-size:14px;font-weight:900;color:#fff;margin-bottom:14px;letter-spacing:.04em}
.footer-col ul{display:flex;flex-direction:column;gap:9px}
.footer-col a{font-size:13.8px;color:#9aa3c8;transition:color .2s,transform .2s;display:inline-block}
.footer-col a:hover{color:var(--gold-lt)}
.footer-bottom{
 margin-top:38px;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:12.8px;color:#7f88ae;
}

/* ============ 响应式 ============ */
@media (max-width:1024px){
 .cat-hero__inner{grid-template-columns:1fr;gap:32px}
 .hero-panel{max-width:520px}
 .mode-grid,.compare-grid,.channel-grid,.voice-grid,.news-grid{grid-template-columns:repeat(2,1fr)}
 .rhythm-wrap{grid-template-columns:1fr}
 .footer-grid{grid-template-columns:1fr 1fr}
 .cta-band{grid-template-columns:1fr}
}
@media (max-width:980px){
 .nav-toggle{display:inline-flex}
 .main-nav{
  position:absolute;left:12px;right:12px;top:calc(100% + 10px);
  background:var(--ink-800);border:1px solid rgba(255,255,255,.12);
  border-radius:16px;padding:12px;display:none;
  box-shadow:0 26px 54px rgba(0,0,0,.45);margin-left:0;
  max-height:76vh;overflow-y:auto;
 }
 .main-nav.is-open{display:block}
 .main-nav>ul{flex-direction:column;align-items:stretch;gap:4px}
 .main-nav>ul>li>a{display:flex;width:100%;justify-content:space-between;padding:12px 14px;font-size:15px}
 .drop{
  position:static;opacity:1;visibility:visible;transform:none;
  box-shadow:none;border:0;border-left:2px solid rgba(255,255,255,.16);
  border-radius:0;padding:2px 0 2px 12px;margin:4px 0 8px 14px;
  min-width:0;background:transparent;
 }
 .drop a{color:#b3bbdd;padding:8px 10px}
 .drop a:hover{background:rgba(255,255,255,.08);color:#fff}
 .has-drop>a::after{opacity:.6}
}
@media (max-width:768px){
 .mode-grid,.compare-grid,.channel-grid,.voice-grid,.news-grid{grid-template-columns:1fr}
 .hero-stats{gap:10px}
 .hero-stats .stat{flex:1 1 132px;min-width:0}
 .hero-actions .btn{flex:1 1 100%}
 .footer-grid{grid-template-columns:1fr;gap:26px}
 .sticky-bar__txt{font-size:13px}
 .cta-band__acts .btn{flex:1 1 100%}
}
@media (max-width:520px){
 .container{padding:0 16px}
 .header-inner{min-height:62px;gap:10px}
 .logo{font-size:17px}
 .logo__mark{width:30px;height:30px;border-radius:9px;font-size:14px}
 .hero-stats .stat{padding:10px 14px}
 .hero-stats .stat b{font-size:19px}
 .mode-card__body,.compare-item,.voice-card,.news-card__body{padding:18px}
 .timeline li{padding-left:52px}
 .timeline__num{width:36px;height:36px;border-radius:10px;font-size:14px}
 .timeline li::before{left:17px;top:34px}
 .faq-item summary{padding:16px 46px 16px 18px;font-size:14.6px}
 .faq-item summary::after{right:18px;top:21px}
 .faq-item__a{padding:0 18px 18px;font-size:14px}
 .sticky-bar__txt span{display:none}
 .footer-bottom{font-size:12px}
}