/* roulang page: index */
:root{
  --red:#8c1f1f;
  --red-deep:#5e1313;
  --gold:#d4af37;
  --gold-deep:#b8860b;
  --gold-soft:#e8c87a;
  --bg:#f7f2e7;
  --bg-alt:#efe6d5;
  --ink:#3a3428;
  --ink-soft:#8a8070;
  --paper:#fffdf8;
  --line:rgba(212,175,55,.42);
  --radius-sm:8px;
  --radius:10px;
  --radius-lg:16px;
  --shadow:0 8px 24px rgba(90,52,26,.09);
  --shadow-lg:0 16px 38px rgba(90,52,26,.18);
  --font-serif:"Songti SC","Source Han Serif SC","Noto Serif SC",SimSun,serif;
  --font-sans:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--font-sans);
  font-size:15px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color .22s ease,background-color .22s ease,border-color .22s ease,transform .22s ease,box-shadow .22s ease}
ul{margin:0;padding:0;list-style:none}
p{margin:0}
h1,h2,h3,h4{margin:0;font-family:var(--font-serif);font-weight:700;line-height:1.4;color:var(--red)}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 20px}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:var(--red);
  border-bottom:1px solid rgba(212,175,55,.55);
  box-shadow:0 4px 18px rgba(94,19,19,.28);
}
.site-nav{display:flex;align-items:center;justify-content:space-between;flex-wrap:nowrap;min-height:64px;padding:0;margin:0}
.brand{display:flex;align-items:center;gap:10px;margin:0;padding:0;flex:0 0 auto}
.brand-mark{
  width:34px;height:34px;display:grid;place-items:center;border-radius:8px;
  background:linear-gradient(140deg,var(--gold),var(--gold-deep));
  color:#fff;font-family:var(--font-serif);font-size:18px;font-weight:700;line-height:1;
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.35);
}
.brand-text{font-family:var(--font-serif);font-size:17px;font-weight:700;color:#fff;letter-spacing:.5px;white-space:nowrap}
.nav-toggle{
  border:1px solid rgba(212,175,55,.6);border-radius:8px;padding:8px 10px;background:transparent;
  display:inline-flex;flex-direction:column;gap:5px;justify-content:center;align-items:center;
}
.nav-toggle span{display:block;width:20px;height:2px;background:var(--gold-soft);border-radius:2px}
.nav-toggle:focus{outline:none;box-shadow:0 0 0 3px rgba(212,175,55,.35)}
.nav-list{display:flex;align-items:center;gap:6px}
.nav-list .nav-link{
  position:relative;display:block;color:#f6e6c8;font-size:15px;padding:8px 14px;border-radius:6px;
}
.nav-list .nav-link:hover{color:var(--gold-soft);background:rgba(255,255,255,.06)}
.nav-list .nav-link.active{color:var(--gold);font-weight:700}
.nav-list .nav-link.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:0;height:2px;border-radius:2px;background:var(--gold);
}
.nav-cta{flex:0 0 auto}

/* ---------- buttons ---------- */
.btn-gold{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 26px;border:none;border-radius:var(--radius-sm);
  background:linear-gradient(135deg,var(--gold),var(--gold-deep));
  color:#fff;font-family:var(--font-sans);font-size:15px;font-weight:700;letter-spacing:.5px;
  box-shadow:0 6px 16px rgba(184,134,11,.32);cursor:pointer;
  transition:transform .22s ease,box-shadow .22s ease,filter .22s ease;
}
.btn-gold:hover{color:#fff;transform:translateY(-2px);filter:brightness(1.06);box-shadow:0 10px 24px rgba(184,134,11,.46)}
.btn-gold:active{transform:translateY(0)}
.btn-gold:focus-visible{outline:3px solid rgba(212,175,55,.6);outline-offset:3px}
.btn-outline-gold{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:10px 24px;border:1px solid var(--gold);border-radius:var(--radius-sm);
  background:rgba(255,253,248,.08);color:var(--gold-soft);
  font-size:15px;font-weight:700;letter-spacing:.5px;cursor:pointer;
  transition:transform .22s ease,background-color .22s ease,color .22s ease,border-color .22s ease;
}
.btn-outline-gold:hover{background:var(--gold);color:#3d2b06;transform:translateY(-2px)}
.btn-outline-gold:focus-visible{outline:3px solid rgba(212,175,55,.6);outline-offset:3px}

/* ---------- hero ---------- */
.hero{
  position:relative;overflow:hidden;
  background:linear-gradient(135deg,#8c1f1f 0%,#701818 46%,#5e1313 100%);
  color:#fdf6e6;padding:66px 0 74px;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/四川麻将这把是高手过招_必须早点胡牌早点跑.gif');
  background-size:cover;background-position:center;opacity:.1;pointer-events:none;
}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(72% 90% at 82% 18%,rgba(212,175,55,.18),transparent 62%);
}
.hero > .container{position:relative;z-index:2}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;padding:6px 16px;border-radius:999px;
  border:1px solid rgba(212,175,55,.6);background:rgba(212,175,55,.14);
  color:var(--gold-soft);font-size:13px;letter-spacing:1.5px;
}
.hero-title{
  font-size:40px;line-height:1.34;letter-spacing:1px;color:var(--gold);
  margin:18px 0 18px;text-shadow:0 2px 14px rgba(0,0,0,.35);
}
.hero-lead{font-size:16px;line-height:1.92;color:#f4e3cd;max-width:660px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.hero-tag{
  display:inline-block;padding:5px 14px;border-radius:6px;font-size:13px;
  background:rgba(0,0,0,.22);border:1px solid rgba(212,175,55,.42);color:var(--gold-soft);
}
.hero-perks{display:grid;gap:12px;margin-top:26px;max-width:640px}
.perk{display:flex;gap:10px;align-items:flex-start;font-size:13.5px;line-height:1.75;color:#f0dfc6}
.perk svg{flex:0 0 auto;margin-top:4px}
.perk strong{color:var(--gold-soft);font-weight:700}
.hero-btn-row{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}

.apply-card{
  background:var(--paper);border:1px solid rgba(212,175,55,.6);border-top:3px solid var(--gold);
  border-radius:var(--radius-lg);padding:26px 24px 24px;color:var(--ink);
  box-shadow:0 20px 44px rgba(0,0,0,.32);
}
.apply-title{font-size:21px;color:var(--red);margin-bottom:6px}
.apply-sub{font-size:13.5px;color:var(--ink-soft);margin-bottom:16px;line-height:1.7}
.qual-list{margin-bottom:18px}
.qual-list li{
  position:relative;padding-left:22px;font-size:13.5px;line-height:1.75;color:var(--ink);margin-bottom:9px;
}
.qual-list li:last-child{margin-bottom:0}
.qual-list li::before{
  content:"";position:absolute;left:0;top:8px;width:8px;height:8px;border-radius:50%;
  background:var(--gold);box-shadow:0 0 0 3px rgba(212,175,55,.18);
}
.apply-form .form-label{font-size:13px;color:var(--ink-soft);margin-bottom:4px;font-weight:600}
.apply-form .form-control{
  border:1px solid rgba(212,175,55,.5);border-radius:var(--radius-sm);background:#fff;
  padding:9px 12px;font-size:14px;color:var(--ink);box-shadow:none;
}
.apply-form .form-control::placeholder{color:#b9b1a2}
.apply-form .form-control:focus{border-color:var(--gold);box-shadow:0 0 0 3px rgba(212,175,55,.22);outline:none}
.apply-form .btn-gold{width:100%;margin-top:6px}
.form-note{font-size:12px;color:var(--ink-soft);margin-top:10px;line-height:1.7}
.apply-ok{
  display:none;margin-top:12px;padding:10px 14px;border-radius:var(--radius-sm);
  background:rgba(140,31,31,.08);border:1px solid rgba(212,175,55,.6);
  color:var(--red);font-size:13px;font-weight:600;
}

/* ---------- sections ---------- */
.section{padding:66px 0;background:var(--bg)}
.section-alt{background:var(--bg-alt)}
.section-deep{background:var(--bg)}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:20px;
  flex-wrap:wrap;margin-bottom:30px;
}
.section-title{position:relative;padding-left:16px;font-size:26px;letter-spacing:.5px;color:var(--red)}
.section-title::before{
  content:"";position:absolute;left:0;top:7px;bottom:7px;width:4px;border-radius:2px;
  background:linear-gradient(180deg,var(--gold),var(--gold-deep));
}
.section-desc{max-width:840px;margin-top:12px;font-size:14.5px;line-height:1.9;color:var(--ink-soft)}
.more-link{
  color:var(--gold-deep);font-size:14px;font-weight:700;white-space:nowrap;
  border-bottom:1px solid rgba(212,175,55,.55);padding-bottom:2px;
}
.more-link:hover{color:var(--red);border-color:var(--red)}

/* ---------- track ---------- */
.track{
  display:flex;gap:20px;overflow-x:auto;padding:6px 4px 20px;
  scroll-snap-type:x mandatory;
}
.track::-webkit-scrollbar{height:6px}
.track::-webkit-scrollbar-thumb{background:rgba(212,175,55,.55);border-radius:3px}
.track::-webkit-scrollbar-track{background:rgba(212,175,55,.14);border-radius:3px}
.track-card{
  flex:0 0 286px;scroll-snap-align:start;background:var(--paper);
  border:1px solid rgba(212,175,55,.4);border-radius:var(--radius);overflow:hidden;
  box-shadow:var(--shadow);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.track-card:hover{transform:translateY(-4px);border-color:var(--gold);box-shadow:var(--shadow-lg)}
.track-thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--bg-alt)}
.track-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .55s ease}
.track-card:hover .track-thumb img{transform:scale(1.06)}
.track-thumb .tag-chip{
  position:absolute;left:10px;bottom:10px;padding:3px 10px;border-radius:5px;
  background:rgba(94,19,19,.88);border:1px solid rgba(212,175,55,.7);
  color:var(--gold-soft);font-size:12px;letter-spacing:.5px;
}
.track-body{padding:16px 18px 18px}
.track-body h3{font-size:16px;color:var(--red);margin-bottom:7px}
.track-body p{font-size:13px;line-height:1.8;color:var(--ink-soft)}

/* ---------- card grids ---------- */
.card-grid{display:grid;gap:22px}
.card-grid.cols-4{grid-template-columns:repeat(4,1fr)}
.card-grid.cols-3{grid-template-columns:repeat(3,1fr)}
.tip-card{
  position:relative;background:var(--paper);border:1px solid rgba(212,175,55,.4);
  border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.tip-card:hover{transform:translateY(-4px);border-color:var(--gold);box-shadow:var(--shadow-lg)}
.tip-card .thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--bg-alt)}
.tip-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .55s ease}
.tip-card:hover .thumb img{transform:scale(1.06)}
.tip-card .body{padding:18px 18px 20px}
.tip-card h3{font-size:17px;margin-bottom:8px;color:var(--red)}
.tip-card p{font-size:13.5px;line-height:1.8;color:var(--ink-soft)}
.seal{
  position:absolute;top:12px;left:12px;z-index:2;width:34px;height:34px;
  display:grid;place-items:center;border-radius:6px;
  background:var(--red);border:1px solid var(--gold);color:var(--gold-soft);
  font-family:var(--font-serif);font-size:16px;font-weight:700;line-height:1;
  box-shadow:0 4px 10px rgba(0,0,0,.28);
}

/* ---------- chips ---------- */
.chip-list{display:flex;flex-wrap:wrap;gap:12px;margin-top:6px}
.chip{
  display:inline-flex;align-items:center;gap:8px;padding:9px 18px;border-radius:999px;
  background:var(--paper);border:1px solid rgba(212,175,55,.5);color:var(--red);
  font-size:14px;font-weight:700;
}
.chip::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--gold);flex:0 0 auto}
.chip:hover{background:var(--red);color:var(--gold-soft);border-color:var(--red);transform:translateY(-2px)}

/* ---------- split panels ---------- */
.split{display:grid;grid-template-columns:1.12fr .88fr;gap:24px}
.panel{
  background:var(--paper);border:1px solid rgba(212,175,55,.4);border-radius:14px;
  padding:26px 24px;box-shadow:var(--shadow);
}
.panel-title{display:flex;align-items:center;gap:10px;font-size:18px;color:var(--red);margin-bottom:14px}
.panel-title .dot{width:9px;height:9px;background:var(--gold);transform:rotate(45deg);border-radius:2px;flex:0 0 auto}
.topic-item{padding:13px 0;border-bottom:1px dashed rgba(212,175,55,.45)}
.topic-item:last-child{border-bottom:none;padding-bottom:0}
.topic-item h4{font-family:var(--font-sans);font-size:15px;font-weight:700;color:var(--ink);margin-bottom:4px}
.topic-item p{font-size:13px;line-height:1.78;color:var(--ink-soft)}
.topic-item:hover h4{color:var(--red)}

/* ---------- ranking ---------- */
.rank-list{display:grid;gap:14px}
.rank-item{
  display:grid;grid-template-columns:44px 1fr auto;gap:16px;align-items:center;
  padding:16px 20px;background:var(--paper);border:1px solid rgba(212,175,55,.4);
  border-radius:12px;box-shadow:var(--shadow);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.rank-item:hover{border-color:var(--gold);transform:translateX(4px);box-shadow:var(--shadow-lg)}
.rank-no{
  width:38px;height:38px;display:grid;place-items:center;border-radius:50%;
  background:linear-gradient(135deg,var(--gold),var(--gold-deep));color:#fff;
  font-family:var(--font-serif);font-size:16px;font-weight:700;
}
.rank-main h4{font-family:var(--font-sans);font-size:15.5px;font-weight:700;color:var(--red);margin-bottom:3px}
.rank-main p{font-size:13px;line-height:1.75;color:var(--ink-soft)}
.rank-side{min-width:120px;text-align:right}
.rank-score{font-family:var(--font-serif);font-size:18px;font-weight:700;color:var(--gold-deep);line-height:1.2}
.rank-bar{height:6px;border-radius:3px;background:rgba(212,175,55,.22);overflow:hidden;margin-top:8px}
.rank-bar span{display:block;height:100%;border-radius:3px;background:linear-gradient(90deg,var(--gold),var(--gold-deep))}

/* ---------- news ---------- */
.news-list{display:grid;gap:16px}
.news-item{
  display:grid;grid-template-columns:170px 1fr;gap:0;background:var(--paper);
  border:1px solid rgba(212,175,55,.4);border-radius:12px;overflow:hidden;box-shadow:var(--shadow);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.news-item:hover{transform:translateY(-3px);border-color:var(--gold);box-shadow:var(--shadow-lg)}
.news-thumb{overflow:hidden;background:var(--bg-alt)}
.news-thumb img{width:100%;height:100%;min-height:132px;object-fit:cover;transition:transform .55s ease}
.news-item:hover .news-thumb img{transform:scale(1.05)}
.news-body{padding:18px 20px;display:flex;flex-direction:column;justify-content:center}
.news-meta{display:flex;align-items:center;gap:10px;font-size:12px;color:var(--ink-soft);margin-bottom:6px}
.news-meta .dot-sep{width:4px;height:4px;border-radius:50%;background:var(--gold)}
.news-body h3{font-size:16.5px;color:var(--red);margin-bottom:6px}
.news-body p{font-size:13px;line-height:1.8;color:var(--ink-soft)}

/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:34px}
.step{
  position:relative;background:var(--paper);border:1px solid rgba(212,175,55,.4);
  border-radius:12px;padding:32px 22px 22px;box-shadow:var(--shadow);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.step:hover{transform:translateY(-4px);border-color:var(--gold);box-shadow:var(--shadow-lg)}
.step-no{
  position:absolute;top:-19px;left:22px;width:40px;height:40px;border-radius:50%;
  display:grid;place-items:center;background:var(--red);border:2px solid var(--gold);
  color:var(--gold-soft);font-family:var(--font-serif);font-size:17px;font-weight:700;
}
.step h3{font-size:17px;color:var(--red);margin-bottom:8px}
.step p{font-size:13.5px;line-height:1.82;color:var(--ink-soft)}

/* ---------- bubbles ---------- */
.bubble-wall{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:34px}
.bubble{
  position:relative;background:var(--paper);border:1px solid rgba(212,175,55,.4);
  border-radius:14px;padding:20px 20px 18px;box-shadow:var(--shadow);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.bubble:hover{transform:translateY(-4px);border-color:var(--gold);box-shadow:var(--shadow-lg)}
.bubble p{font-size:13.5px;line-height:1.85;color:var(--ink);margin-bottom:14px}
.bubble-user{display:flex;align-items:center;gap:10px}
.avatar{
  width:34px;height:34px;border-radius:50%;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--red),#a83535);border:1px solid var(--gold);
  color:var(--gold-soft);font-family:var(--font-serif);font-size:15px;font-weight:700;line-height:1;
}
.bubble-user span{font-size:12.5px;color:var(--ink-soft)}

/* ---------- faq ---------- */
.faq-list{display:grid;gap:14px;max-width:920px;margin:34px auto 0}
.faq-item{
  background:var(--paper);border:1px solid rgba(212,175,55,.4);border-radius:12px;
  padding:18px 22px;box-shadow:var(--shadow);
  transition:border-color .25s ease,box-shadow .25s ease;
}
.faq-item:hover{border-color:var(--gold);box-shadow:var(--shadow-lg)}
.faq-item h3{
  display:flex;gap:10px;align-items:flex-start;font-family:var(--font-sans);
  font-size:15.5px;font-weight:700;color:var(--red);margin-bottom:8px;line-height:1.6;
}
.faq-item h3::before{
  content:"问";flex:0 0 auto;width:22px;height:22px;margin-top:2px;
  display:grid;place-items:center;border-radius:5px;background:var(--red);
  color:var(--gold-soft);font-family:var(--font-serif);font-size:12px;line-height:1;
}
.faq-item p{font-size:13.8px;line-height:1.9;color:var(--ink-soft);padding-left:32px}

/* ---------- guarantee ---------- */
.guarantee{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:34px}
.g-item{
  display:flex;gap:12px;align-items:flex-start;background:var(--paper);
  border:1px solid rgba(212,175,55,.4);border-left:3px solid var(--gold);
  border-radius:10px;padding:18px 20px;box-shadow:var(--shadow);
}
.g-item svg{flex:0 0 auto;margin-top:3px}
.g-item h4{font-family:var(--font-sans);font-size:15px;font-weight:700;color:var(--red);margin-bottom:4px}
.g-item p{font-size:13px;line-height:1.78;color:var(--ink-soft)}

/* ---------- cta band ---------- */
.cta-band{
  position:relative;overflow:hidden;text-align:center;
  background:linear-gradient(135deg,#8c1f1f,#5e1313);
  border:1px solid rgba(212,175,55,.55);border-radius:18px;
  padding:48px 40px;color:#fdf6e6;box-shadow:0 20px 46px rgba(94,19,19,.3);
}
.cta-band::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(60% 120% at 50% 0%,rgba(212,175,55,.2),transparent 62%);
}
.cta-band > *{position:relative;z-index:2}
.cta-band h2{color:var(--gold);font-size:28px;margin-bottom:12px;letter-spacing:1px}
.cta-band p{font-size:14.5px;line-height:1.9;color:#f1dfc6;max-width:720px;margin:0 auto 26px}

/* ---------- footer ---------- */
.site-footer{
  background:var(--red);color:#f0dfc6;border-top:1px solid var(--gold);
  padding:52px 0 0;margin-top:0;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:36px;padding-bottom:38px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand .brand-text{color:#fff;font-size:17px}
.footer-desc{font-size:13.5px;line-height:1.9;color:rgba(240,223,198,.78);max-width:380px}
.footer-title{font-family:var(--font-serif);font-size:16px;color:var(--gold);margin-bottom:14px;letter-spacing:1px}
.footer-links li{margin-bottom:9px}
.footer-links a{font-size:13.5px;color:rgba(240,223,198,.84)}
.footer-links a:hover{color:var(--gold)}
.copyright{
  border-top:1px solid rgba(212,175,55,.35);padding:18px 0 20px;
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:12.5px;color:rgba(240,223,198,.7);
}
.copyright a{color:rgba(240,223,198,.7)}
.copyright a:hover{color:var(--gold)}

/* ---------- responsive ---------- */
@media (min-width:992px){
  .navbar-collapse{flex-grow:1;display:flex !important;align-items:center;justify-content:flex-end;gap:22px}
  .nav-list{margin-left:auto}
  .nav-toggle{display:none}
}
@media (max-width:1199.98px){
  .card-grid.cols-4{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:1024px){
  .hero{padding:54px 0 60px}
  .hero-title{font-size:33px}
  .card-grid.cols-3{grid-template-columns:repeat(2,1fr)}
  .split{grid-template-columns:1fr}
  .bubble-wall{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .guarantee{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .section{padding:54px 0}
}
@media (max-width:991.98px){
  .site-nav{flex-wrap:wrap;padding:8px 0}
  .brand-text{font-size:15.5px}
  .nav-list{flex-direction:column;align-items:stretch;width:100%;margin:14px 0 0;gap:0}
  .nav-list .nav-link{padding:11px 6px;border-bottom:1px solid rgba(212,175,55,.22);border-radius:0}
  .nav-list .nav-link.active::after{display:none}
  .nav-list .nav-link.active{background:rgba(212,175,55,.12)}
  .nav-cta{width:100%;margin-top:14px}
  .navbar-collapse{width:100%;padding-bottom:12px}
}
@media (max-width:768px){
  .hero-title{font-size:27px;letter-spacing:.5px}
  .hero-lead{font-size:14.5px}
  .section-title{font-size:22px}
  .section-desc{font-size:13.8px}
  .apply-card{padding:22px 18px}
  .card-grid.cols-4,.card-grid.cols-3{grid-template-columns:1fr}
  .news-item{grid-template-columns:120px 1fr}
  .news-thumb img{min-height:120px}
  .news-body{padding:14px 16px}
  .rank-item{grid-template-columns:38px 1fr;gap:12px;padding:14px 16px}
  .rank-side{grid-column:1 / -1;display:flex;align-items:center;gap:12px;min-width:0;text-align:left}
  .rank-bar{flex:1;margin-top:0}
  .guarantee{grid-template-columns:1fr}
  .cta-band{padding:36px 22px}
  .cta-band h2{font-size:22px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
}
@media (max-width:520px){
  .bubble-wall,.steps{grid-template-columns:1fr}
  .track-card{flex:0 0 82vw}
  .hero{padding:44px 0 50px}
  .hero-title{font-size:23px}
  .hero-btn-row .btn-gold,.hero-btn-row .btn-outline-gold{width:100%}
  .section{padding:44px 0}
  .copyright{justify-content:center;text-align:center}
}

/* roulang page: category2 */
:root{
 --red:#8c1f1f;
 --red-deep:#5e1313;
 --gold:#d4af37;
 --gold-deep:#b8860b;
 --gold-soft:#e8c87a;
 --bg:#f7f2e7;
 --bg-alt:#efe6d5;
 --ink:#3a3428;
 --ink-soft:#8a8070;
 --paper:#fffdf8;
 --line:rgba(212,175,55,.42);
 --radius-sm:8px;
 --radius:10px;
 --radius-lg:16px;
 --shadow:0 8px 24px rgba(90,52,26,.09);
 --shadow-lg:0 16px 38px rgba(90,52,26,.18);
 --font-serif:"Songti SC","Source Han Serif SC","Noto Serif SC",SimSun,serif;
 --font-sans:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
 margin:0;
 background:var(--bg);
 color:var(--ink);
 font-family:var(--font-sans);
 font-size:15px;
 line-height:1.8;
 -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color .22s ease,background-color .22s ease,border-color .22s ease,transform .22s ease,box-shadow .22s ease}
p{margin:0 0 14px}
h1,h2,h3,h4{font-family:var(--font-serif);margin:0}
ul,ol{margin:0;padding:0;list-style:none}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 20px}

/* ---------- header ---------- */
.site-header{
 position:sticky;top:0;z-index:1030;
 background:var(--red);
 border-bottom:1px solid rgba(212,175,55,.55);
 box-shadow:0 4px 18px rgba(94,19,19,.28);
}
.site-nav{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:8px;min-height:64px;padding:0;margin:0}
.brand{display:flex;align-items:center;gap:10px;margin:0;padding:0;flex:0 0 auto}
.brand-mark{
 width:34px;height:34px;display:grid;place-items:center;border-radius:8px;
 background:linear-gradient(140deg,var(--gold),var(--gold-deep));
 color:#fff;font-family:var(--font-serif);font-size:18px;font-weight:700;line-height:1;
 box-shadow:inset 0 0 0 1px rgba(255,255,255,.35);
}
.brand-text{font-family:var(--font-serif);font-size:17px;font-weight:700;color:#fff;letter-spacing:.5px;white-space:nowrap}
.nav-toggle{
 border:1px solid rgba(212,175,55,.6);border-radius:8px;padding:8px 10px;background:transparent;
 display:inline-flex;flex-direction:column;gap:5px;justify-content:center;align-items:center;
}
.nav-toggle span{display:block;width:20px;height:2px;background:var(--gold-soft);border-radius:2px}
.nav-toggle:focus{outline:none;box-shadow:0 0 0 3px rgba(212,175,55,.35)}
.nav-list{display:flex;align-items:center;gap:6px}
.nav-list .nav-link{
 position:relative;display:block;color:#f6e6c8;font-size:15px;padding:8px 14px;border-radius:6px;
}
.nav-list .nav-link:hover{color:var(--gold-soft);background:rgba(255,255,255,.06)}
.nav-list .nav-link.active{color:var(--gold);font-weight:700}
.nav-list .nav-link.active::after{
 content:"";position:absolute;left:14px;right:14px;bottom:0;height:2px;border-radius:2px;background:var(--gold);
}
.nav-cta{flex:0 0 auto}
@media (min-width:992px){
 .site-nav{flex-wrap:nowrap}
 .site-nav .navbar-collapse{display:flex !important;flex:1 1 auto;align-items:center;justify-content:flex-end;gap:22px}
 .site-nav .nav-list{flex-direction:row;margin:0}
}
@media (max-width:991.98px){
 .site-nav .navbar-collapse{
  flex-basis:100%;margin:10px 0 14px;padding:10px 12px;
  background:rgba(94,19,19,.98);border:1px solid rgba(212,175,55,.42);border-radius:10px;
 }
 .site-nav .nav-list{flex-direction:column;align-items:stretch;gap:2px;width:100%}
 .nav-list .nav-link{padding:11px 12px}
 .nav-list .nav-link.active::after{left:auto;right:auto;width:26px;left:12px}
 .nav-cta{width:100%;margin-top:10px}
}

/* ---------- buttons ---------- */
.btn-gold{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:11px 26px;border:none;border-radius:var(--radius-sm);
 background:linear-gradient(135deg,var(--gold),var(--gold-deep));
 color:#fff;font-family:var(--font-sans);font-size:15px;font-weight:700;letter-spacing:.5px;
 box-shadow:0 6px 16px rgba(184,134,11,.32);cursor:pointer;
 transition:transform .22s ease,box-shadow .22s ease,filter .22s ease;
}
.btn-gold:hover{color:#fff;transform:translateY(-2px);filter:brightness(1.06);box-shadow:0 10px 24px rgba(184,134,11,.46)}
.btn-gold:active{transform:translateY(0)}
.btn-gold:focus-visible{outline:3px solid rgba(212,175,55,.6);outline-offset:3px}
.btn-outline-gold{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:10px 24px;border:1px solid var(--gold);border-radius:var(--radius-sm);
 background:rgba(255,253,248,.08);color:var(--gold-soft);
 font-size:15px;font-weight:700;letter-spacing:.5px;cursor:pointer;
 transition:transform .22s ease,background-color .22s ease,color .22s ease,border-color .22s ease;
}
.btn-outline-gold:hover{background:var(--gold);color:#3d2b06;transform:translateY(-2px)}
.btn-outline-gold:focus-visible{outline:3px solid rgba(212,175,55,.6);outline-offset:3px}

/* ---------- page hero ---------- */
.page-hero{
 position:relative;overflow:hidden;color:#fdf6e6;
 background:linear-gradient(135deg,#8c1f1f 0%,#701818 48%,#5e1313 100%);
 padding:58px 0 64px;
}
.page-hero::before{
 content:"";position:absolute;inset:0;pointer-events:none;
 background-image:url('/assets/images/四川麻将这把是高手过招_必须早点胡牌早点跑.gif');
 background-size:cover;background-position:center;opacity:.09;
}
.page-hero::after{
 content:"";position:absolute;inset:0;pointer-events:none;
 background:radial-gradient(70% 90% at 88% 12%,rgba(212,175,55,.18),transparent 62%);
}
.page-hero > .container{position:relative;z-index:2}
.portal-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:46px;align-items:center}
.hero-badge{
 display:inline-flex;align-items:center;gap:8px;padding:6px 16px;border-radius:999px;
 border:1px solid rgba(212,175,55,.6);background:rgba(212,175,55,.14);
 color:var(--gold-soft);font-size:13px;letter-spacing:1.5px;
}
.page-title{
 font-size:40px;line-height:1.34;letter-spacing:.5px;color:var(--gold);
 margin:18px 0 16px;text-shadow:0 2px 14px rgba(0,0,0,.35);
}
.page-lead{font-size:16px;line-height:1.92;color:#f4e3cd;max-width:620px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.hero-tag{
 display:inline-block;padding:5px 14px;border-radius:6px;font-size:13px;
 background:rgba(0,0,0,.22);border:1px solid rgba(212,175,55,.42);color:var(--gold-soft);
}
.hero-btn-row{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px}
.quick-head{font-size:14px;letter-spacing:2px;color:var(--gold-soft);margin-bottom:14px}
.quick-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.quick-card{
 display:block;padding:18px 16px 16px;border-radius:14px;
 background:rgba(255,253,248,.07);border:1px solid rgba(212,175,55,.42);
 transition:transform .22s ease,background-color .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.quick-card:hover{background:rgba(212,175,55,.16);border-color:var(--gold);transform:translateY(-4px);box-shadow:0 14px 28px rgba(0,0,0,.26)}
.quick-card:focus-visible{outline:3px solid rgba(212,175,55,.6);outline-offset:3px}
.quick-num{font-family:var(--font-serif);font-size:12.5px;letter-spacing:2px;color:var(--gold)}
.quick-title{font-family:var(--font-serif);font-size:16.5px;color:#fff;margin:6px 0 4px;line-height:1.4}
.quick-desc{font-size:13px;line-height:1.7;color:#e8d9bd;margin:0}

/* ---------- stat strip ---------- */
.stat-strip{background:var(--paper);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:26px 0}
.stat-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.stat-item{text-align:center;border-right:1px dashed rgba(212,175,55,.42);padding:0 8px}
.stat-item:last-child{border-right:none}
.stat-num{font-family:var(--font-serif);font-size:30px;font-weight:700;line-height:1.2;color:var(--gold-deep)}
.stat-num small{font-size:14px;margin-left:2px;color:var(--gold-deep)}
.stat-label{font-size:13.5px;color:var(--ink-soft);margin-top:2px}

/* ---------- sections ---------- */
.section{padding:64px 0}
.section-alt{background:var(--bg-alt)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:34px}
.section-title{
 position:relative;padding-left:16px;font-size:29px;line-height:1.4;color:var(--red);
}
.section-title::before{
 content:"";position:absolute;left:0;top:8px;bottom:8px;width:4px;border-radius:2px;
 background:linear-gradient(var(--gold),var(--gold-deep));
}
.section-sub{color:var(--ink-soft);font-size:14px;margin:8px 0 0;padding-left:16px;max-width:640px}
.more-link{
 display:inline-flex;align-items:center;gap:6px;white-space:nowrap;
 color:var(--gold-deep);font-size:14px;font-weight:700;
 border-bottom:1px solid rgba(212,175,55,.55);padding-bottom:2px;
}
.more-link:hover{color:var(--red);border-color:var(--red)}
.more-link svg{transition:transform .22s ease}
.more-link:hover svg{transform:translateX(3px)}

/* ---------- tech cards ---------- */
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.tech-card{
 position:relative;height:100%;padding:26px 22px 22px;
 background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
 box-shadow:var(--shadow);
 transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.tech-card:hover{transform:translateY(-4px);border-color:var(--gold);box-shadow:var(--shadow-lg)}
.seal{
 position:absolute;top:14px;right:14px;width:32px;height:32px;display:grid;place-items:center;
 background:var(--red);color:var(--gold-soft);border:1px solid var(--gold);border-radius:6px;
 font-family:var(--font-serif);font-size:14px;line-height:1;
}
.tech-card h3{font-size:19px;color:var(--red);margin:0 0 10px;padding-right:40px;line-height:1.5}
.tech-card p{font-size:14px;line-height:1.85;color:var(--ink);margin:0 0 12px}
.tech-card .tag-line{
 display:inline-block;font-size:12.5px;color:var(--gold-deep);
 background:rgba(212,175,55,.14);border:1px solid rgba(212,175,55,.36);
 border-radius:999px;padding:2px 12px;
}

/* ---------- split window block ---------- */
.split{display:grid;grid-template-columns:minmax(0,.92fr) minmax(0,1.08fr);gap:40px;align-items:center}
.figure-frame{
 position:relative;border-radius:var(--radius-lg);overflow:hidden;
 border:2px solid var(--gold);box-shadow:var(--shadow-lg);background:#2b0d0d;
}
.figure-frame img{width:100%;aspect-ratio:4/3;object-fit:cover}
.figure-cap{
 position:absolute;left:0;right:0;bottom:0;padding:14px 16px;font-size:13px;color:#f6e6c8;
 background:linear-gradient(to top,rgba(46,10,10,.88),rgba(46,10,10,0));
}
.window-list{display:grid;gap:14px}
.window-item{
 display:grid;grid-template-columns:74px minmax(0,1fr);gap:14px;align-items:start;
 background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
 padding:16px 18px;box-shadow:var(--shadow);
 transition:border-color .22s ease,transform .22s ease,box-shadow .22s ease;
}
.window-item:hover{border-color:var(--gold);transform:translateY(-3px);box-shadow:var(--shadow-lg)}
.window-key{
 font-family:var(--font-serif);font-size:14px;font-weight:700;color:#fff;text-align:center;
 background:linear-gradient(135deg,var(--red),var(--red-deep));
 border:1px solid rgba(212,175,55,.6);border-radius:6px;padding:6px 4px;line-height:1.4;
}
.window-item h4{font-size:16px;color:var(--ink);margin:0 0 4px}
.window-item p{font-size:14px;line-height:1.8;color:var(--ink-soft);margin:0}

/* ---------- steps ---------- */
.step-list{display:grid;gap:16px}
.step-item{
 display:grid;grid-template-columns:76px minmax(0,1fr);gap:20px;align-items:start;
 background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
 padding:22px 24px;box-shadow:var(--shadow);
 transition:border-color .22s ease,transform .22s ease,box-shadow .22s ease;
}
.step-item:hover{border-color:var(--gold);transform:translateY(-3px);box-shadow:var(--shadow-lg)}
.step-no{
 font-family:var(--font-serif);font-size:30px;font-weight:700;color:var(--gold-deep);
 line-height:1;padding-top:2px;
}
.step-no span{display:block;font-family:var(--font-sans);font-size:12px;font-weight:600;color:var(--ink-soft);letter-spacing:1px;margin-top:6px}
.step-item h3{font-size:19px;color:var(--red);margin:0 0 8px}
.step-item p{font-size:14.5px;line-height:1.85;margin:0;color:var(--ink)}

/* ---------- table ---------- */
.table-wrap{overflow-x:auto;border-radius:var(--radius);box-shadow:var(--shadow)}
.cmp-table{width:100%;min-width:660px;border-collapse:separate;border-spacing:0;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.cmp-table th{
 background:linear-gradient(135deg,var(--red),var(--red-deep));color:var(--gold-soft);
 font-family:var(--font-serif);font-size:15px;font-weight:700;text-align:left;
 padding:14px 18px;border-bottom:1px solid rgba(212,175,55,.5);
}
.cmp-table td{
 padding:14px 18px;font-size:14px;line-height:1.8;color:var(--ink);
 border-top:1px solid rgba(212,175,55,.26);vertical-align:top;
}
.cmp-table tbody tr:nth-child(even){background:rgba(239,230,213,.42)}
.cmp-table tbody tr:hover{background:rgba(212,175,55,.14)}
.cmp-table td:last-child{color:var(--red);font-weight:600}

/* ---------- review cards ---------- */
.review-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.review-card{
 background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-lg);
 overflow:hidden;box-shadow:var(--shadow);
 transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.review-card:hover{transform:translateY(-4px);border-color:var(--gold);box-shadow:var(--shadow-lg)}
.review-card img{width:100%;aspect-ratio:16/10;object-fit:cover}
.review-body{padding:20px 22px 24px}
.review-body h3{font-size:19px;color:var(--red);margin:0 0 8px}
.review-body p{font-size:14px;line-height:1.85;color:var(--ink-soft);margin:0 0 12px}
.review-meta{display:flex;flex-wrap:wrap;gap:8px}
.mini-tag{
 font-size:12.5px;color:var(--gold-deep);background:rgba(212,175,55,.16);
 border:1px solid rgba(212,175,55,.4);border-radius:999px;padding:2px 12px;
}

/* ---------- checklist ---------- */
.checklist-panel{
 background:var(--paper);border:1px solid var(--line);border-top:3px solid var(--gold);
 border-radius:var(--radius-lg);padding:30px 30px 26px;box-shadow:var(--shadow);
}
.check-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px 28px}
.check-list li{position:relative;padding-left:28px;font-size:14.5px;line-height:1.8;color:var(--ink)}
.check-list li::before{
 content:"";position:absolute;left:0;top:8px;width:13px;height:13px;border-radius:3px;
 border:1px solid var(--gold);background:rgba(212,175,55,.2);
}
.check-list li::after{
 content:"";position:absolute;left:3px;top:11px;width:7px;height:4px;
 border-left:2px solid var(--gold-deep);border-bottom:2px solid var(--gold-deep);
 transform:rotate(-45deg);
}

/* ---------- faq ---------- */
.faq-item{
 background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
 margin-bottom:12px;overflow:hidden;box-shadow:var(--shadow);
}
.faq-item summary{
 list-style:none;cursor:pointer;position:relative;
 padding:18px 50px 18px 20px;font-family:var(--font-serif);
 font-size:16px;font-weight:700;color:var(--red);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
 content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);
 color:var(--gold-deep);font-size:20px;line-height:1;font-weight:400;
}
.faq-item[open] summary::after{content:"−"}
.faq-item summary:hover{color:var(--gold-deep)}
.faq-item summary:focus-visible{outline:3px solid rgba(212,175,55,.55);outline-offset:-3px}
.faq-body{padding:0 20px 18px;font-size:14.5px;line-height:1.85;color:var(--ink)}

/* ---------- cta ---------- */
.cta-band{
 position:relative;overflow:hidden;color:#fdf6e6;
 background:linear-gradient(135deg,#8c1f1f,#5e1313);
 border:1px solid rgba(212,175,55,.55);border-radius:var(--radius-lg);
 padding:44px 40px;box-shadow:var(--shadow-lg);
}
.cta-band::after{
 content:"";position:absolute;inset:0;pointer-events:none;
 background:radial-gradient(60% 100% at 88% 20%,rgba(212,175,55,.2),transparent 60%);
}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,.7fr);gap:28px;align-items:center}
.cta-band h2{font-size:27px;color:var(--gold);margin:0 0 10px;line-height:1.45}
.cta-band p{font-size:14.5px;line-height:1.9;color:#f4e3cd;margin:0}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-end}

/* ---------- footer ---------- */
.site-footer{background:var(--red-deep);color:#f0dfc4;border-top:1px solid var(--gold);padding:52px 0 0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:36px;padding-bottom:34px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand .brand-text{font-size:17px;color:#fff}
.footer-desc{font-size:13.5px;line-height:1.85;color:rgba(240,223,196,.8);max-width:360px;margin:0}
.footer-title{
 position:relative;font-size:16px;color:var(--gold-soft);margin:0 0 14px;padding-left:12px;
}
.footer-title::before{
 content:"";position:absolute;left:0;top:6px;bottom:6px;width:3px;border-radius:2px;background:var(--gold);
}
.footer-links li{margin-bottom:9px}
.footer-links a{font-size:13.5px;color:rgba(240,223,196,.82);display:inline-block}
.footer-links a:hover{color:var(--gold-soft);transform:translateX(4px)}
.copyright{
 display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
 border-top:1px solid rgba(212,175,55,.28);padding:18px 0 22px;
 font-size:12.5px;color:rgba(232,200,122,.78);
}

/* ---------- responsive ---------- */
@media (max-width:1024px){
 .portal-grid{gap:34px}
 .page-title{font-size:34px}
 .card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
 .split{grid-template-columns:1fr;gap:28px}
 .check-list{grid-template-columns:1fr}
 .footer-grid{grid-template-columns:1.2fr 1fr 1fr;gap:26px}
 .cta-inner{grid-template-columns:1fr}
 .cta-actions{justify-content:flex-start}
}
@media (max-width:768px){
 .section{padding:48px 0}
 .page-hero{padding:44px 0 50px}
 .portal-grid{grid-template-columns:1fr;gap:30px}
 .page-title{font-size:30px}
 .page-lead{font-size:15px}
 .section-title{font-size:24px}
 .stat-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px 12px}
 .stat-item:nth-child(2){border-right:none}
 .stat-item:nth-child(1),.stat-item:nth-child(2){padding-bottom:14px;border-bottom:1px dashed rgba(212,175,55,.4)}
 .stat-num{font-size:26px}
 .card-grid{grid-template-columns:1fr}
 .review-grid{grid-template-columns:1fr}
 .step-item{grid-template-columns:56px minmax(0,1fr);gap:14px;padding:18px}
 .step-no{font-size:24px}
 .window-item{grid-template-columns:64px minmax(0,1fr);padding:14px}
 .cta-band{padding:30px 22px}
 .cta-band h2{font-size:22px}
 .footer-grid{grid-template-columns:1fr;gap:24px}
 .checklist-panel{padding:22px 18px}
}
@media (max-width:520px){
 .container{padding:0 16px}
 .brand-text{font-size:15px}
 .page-title{font-size:26px;line-height:1.4}
 .quick-grid{grid-template-columns:1fr}
 .hero-btn-row .btn-gold,.hero-btn-row .btn-outline-gold{width:100%}
 .section-head{gap:12px}
 .more-link{font-size:13px}
 .stat-num{font-size:23px}
 .copyright{flex-direction:column;gap:6px}
 .cmp-table{min-width:560px}
}

/* roulang page: category1 */
:root{
 --red:#8c1f1f;
 --red-deep:#5e1313;
 --gold:#d4af37;
 --gold-deep:#b8860b;
 --gold-soft:#e8c87a;
 --bg:#f7f2e7;
 --bg-alt:#efe6d5;
 --ink:#3a3428;
 --ink-soft:#8a8070;
 --paper:#fffdf8;
 --line:rgba(212,175,55,.42);
 --radius-sm:8px;
 --radius:10px;
 --radius-lg:16px;
 --shadow:0 8px 24px rgba(90,52,26,.09);
 --shadow-lg:0 16px 38px rgba(90,52,26,.18);
 --font-serif:"Songti SC","Source Han Serif SC","Noto Serif SC",SimSun,serif;
 --font-sans:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
 margin:0;
 background:var(--bg);
 color:var(--ink);
 font-family:var(--font-sans);
 font-size:15px;
 line-height:1.8;
 -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color .22s ease,background-color .22s ease,border-color .22s ease,transform .22s ease,box-shadow .22s ease}
ul,ol{list-style:none;margin:0;padding:0}
p{margin:0 0 14px}
h1,h2,h3,h4{margin:0;font-family:var(--font-serif);line-height:1.4}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 20px}

/* ---------- header ---------- */
.site-header{
 position:sticky;top:0;z-index:1030;
 background:var(--red);
 border-bottom:1px solid rgba(212,175,55,.55);
 box-shadow:0 4px 18px rgba(94,19,19,.28);
}
.site-nav{display:flex;align-items:center;justify-content:space-between;flex-wrap:nowrap;min-height:64px;padding:0;margin:0}
.brand{display:flex;align-items:center;gap:10px;margin:0;padding:0;flex:0 0 auto}
.brand-mark{
 width:34px;height:34px;display:grid;place-items:center;border-radius:8px;
 background:linear-gradient(140deg,var(--gold),var(--gold-deep));
 color:#fff;font-family:var(--font-serif);font-size:18px;font-weight:700;line-height:1;
 box-shadow:inset 0 0 0 1px rgba(255,255,255,.35);
}
.brand-text{font-family:var(--font-serif);font-size:17px;font-weight:700;color:#fff;letter-spacing:.5px;white-space:nowrap}
.nav-toggle{
 border:1px solid rgba(212,175,55,.6);border-radius:8px;padding:8px 10px;background:transparent;
 display:inline-flex;flex-direction:column;gap:5px;justify-content:center;align-items:center;
}
.nav-toggle span{display:block;width:20px;height:2px;background:var(--gold-soft);border-radius:2px}
.nav-toggle:focus{outline:none;box-shadow:0 0 0 3px rgba(212,175,55,.35)}
.nav-list{display:flex;align-items:center;gap:6px}
.nav-list .nav-link{
 position:relative;display:block;color:#f6e6c8;font-size:15px;padding:8px 14px;border-radius:6px;
}
.nav-list .nav-link:hover{color:var(--gold-soft);background:rgba(255,255,255,.06)}
.nav-list .nav-link.active{color:var(--gold);font-weight:700}
.nav-list .nav-link.active::after{
 content:"";position:absolute;left:14px;right:14px;bottom:0;height:2px;border-radius:2px;background:var(--gold);
}
.nav-cta{flex:0 0 auto}

/* ---------- buttons ---------- */
.btn-gold{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:11px 26px;border:none;border-radius:var(--radius-sm);
 background:linear-gradient(135deg,var(--gold),var(--gold-deep));
 color:#fff;font-family:var(--font-sans);font-size:15px;font-weight:700;letter-spacing:.5px;
 box-shadow:0 6px 16px rgba(184,134,11,.32);cursor:pointer;
 transition:transform .22s ease,box-shadow .22s ease,filter .22s ease;
}
.btn-gold:hover{color:#fff;transform:translateY(-2px);filter:brightness(1.06);box-shadow:0 10px 24px rgba(184,134,11,.46)}
.btn-gold:active{transform:translateY(0)}
.btn-gold:focus-visible{outline:3px solid rgba(212,175,55,.6);outline-offset:3px}
.btn-outline-gold{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:10px 24px;border:1px solid var(--gold);border-radius:var(--radius-sm);
 background:rgba(255,253,248,.08);color:var(--gold-soft);
 font-size:15px;font-weight:700;letter-spacing:.5px;cursor:pointer;
 transition:transform .22s ease,background-color .22s ease,color .22s ease,border-color .22s ease;
}
.btn-outline-gold:hover{background:var(--gold);color:#3d2b06;transform:translateY(-2px)}
.btn-outline-gold:focus-visible{outline:3px solid rgba(212,175,55,.6);outline-offset:3px}

/* ---------- page hero ---------- */
.page-hero{
 position:relative;overflow:hidden;
 background:linear-gradient(135deg,#8c1f1f 0%,#701818 48%,#5e1313 100%);
 color:#fdf6e6;padding:44px 0 64px;
}
.page-hero .hero-media{
 position:absolute;inset:0;
 background-image:url('/assets/images/探索红中麻将的万能策略与实用技巧.webp');
 background-size:cover;background-position:center;
 opacity:.18;pointer-events:none;
}
.page-hero .hero-veil{
 position:absolute;inset:0;pointer-events:none;
 background:linear-gradient(100deg,rgba(94,19,19,.94) 0%,rgba(94,19,19,.78) 48%,rgba(94,19,19,.52) 100%);
}
.page-hero > .container{position:relative;z-index:2}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(232,200,122,.86);margin-bottom:22px}
.crumb a{color:rgba(232,200,122,.86)}
.crumb a:hover{color:var(--gold)}
.crumb i{font-style:normal;opacity:.55}
.hero-kicker{
 display:inline-flex;align-items:center;gap:8px;padding:6px 16px;border-radius:999px;
 border:1px solid rgba(212,175,55,.6);background:rgba(212,175,55,.14);
 color:var(--gold-soft);font-size:13px;letter-spacing:1.5px;
}
.page-hero h1{
 font-size:38px;line-height:1.36;letter-spacing:1px;color:var(--gold);
 margin:18px 0 16px;text-shadow:0 2px 14px rgba(0,0,0,.35);
}
.hero-lead{font-size:16px;line-height:1.9;color:#f4e3cd;max-width:640px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.hero-tag{
 display:inline-block;padding:5px 14px;border-radius:6px;font-size:13px;
 background:rgba(0,0,0,.22);border:1px solid rgba(212,175,55,.42);color:var(--gold-soft);
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.media-panel{
 background:rgba(41,8,8,.55);
 border:1px solid rgba(212,175,55,.55);
 border-radius:var(--radius-lg);
 padding:26px 24px;
 backdrop-filter:blur(2px);
 box-shadow:0 18px 40px rgba(0,0,0,.3);
}
.media-panel h2{font-size:19px;color:var(--gold-soft);margin-bottom:6px}
.media-panel p{font-size:13.5px;color:rgba(244,227,205,.85);margin-bottom:18px}
.play-row{display:flex;align-items:center;gap:16px}
.play-btn{
 width:62px;height:62px;flex:0 0 auto;border-radius:50%;
 border:2px solid var(--gold);background:rgba(212,175,55,.16);color:var(--gold);
 display:grid;place-items:center;cursor:pointer;
 transition:transform .22s ease,background-color .22s ease,color .22s ease,box-shadow .22s ease;
}
.play-btn svg{width:22px;height:22px}
.play-btn:hover{background:var(--gold);color:#4a2a06;transform:scale(1.06);box-shadow:0 10px 26px rgba(212,175,55,.36)}
.play-btn:focus-visible{outline:3px solid rgba(212,175,55,.65);outline-offset:4px}
.play-meta strong{display:block;font-family:var(--font-serif);font-size:16px;color:#fff}
.play-meta span{display:block;font-size:12.5px;color:rgba(232,200,122,.85)}
.media-list{margin-top:20px;border-top:1px solid rgba(212,175,55,.28);padding-top:16px}
.media-list li{
 position:relative;padding-left:18px;font-size:13.5px;color:rgba(244,227,205,.9);margin-bottom:10px;line-height:1.7;
}
.media-list li:last-child{margin-bottom:0}
.media-list li::before{
 content:"";position:absolute;left:0;top:8px;width:7px;height:7px;border-radius:2px;
 background:var(--gold);transform:rotate(45deg);
}

/* ---------- sections ---------- */
.section{padding:64px 0}
.section-alt{background:var(--bg-alt)}
.section-dark{
 background:linear-gradient(150deg,#7c1a1a 0%,#5a1212 60%,#4d1010 100%);
 color:#f4e3cd;
 position:relative;overflow:hidden;
}
.section-dark::before{
 content:"";position:absolute;inset:0;pointer-events:none;
 background-image:url('/assets/images/快乐棋牌牛牛.webp');
 background-size:cover;background-position:center;opacity:.08;
}
.section-dark > .container{position:relative;z-index:2}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;flex-wrap:wrap;margin-bottom:34px}
.section-title{
 position:relative;padding-left:16px;font-size:28px;color:var(--red);letter-spacing:.5px;
}
.section-title::before{
 content:"";position:absolute;left:0;top:8px;bottom:8px;width:5px;border-radius:3px;
 background:linear-gradient(180deg,var(--gold),var(--gold-deep));
}
.section-sub{margin:8px 0 0;padding-left:16px;color:var(--ink-soft);font-size:14px;max-width:760px}
.link-more{color:var(--gold-deep);font-weight:700;font-size:14px;white-space:nowrap;display:inline-flex;align-items:center;gap:6px}
.link-more::after{content:"›";font-size:17px;line-height:1}
.link-more:hover{color:var(--red)}
.section-dark .section-title{color:var(--gold-soft)}
.section-dark .section-sub{color:rgba(240,220,187,.78)}
.section-dark .link-more{color:var(--gold)}
.section-dark .link-more:hover{color:#fff}

/* ---------- intro ---------- */
.intro-text p{font-size:15.5px;line-height:1.95;color:var(--ink)}
.intro-text p:last-child{margin-bottom:0}
.side-card{
 background:var(--paper);border:1px solid var(--line);border-top:3px solid var(--gold);
 border-radius:var(--radius-lg);padding:24px 22px;box-shadow:var(--shadow);
}
.side-card h3{font-size:18px;color:var(--red);margin-bottom:14px}
.side-row{display:flex;align-items:baseline;justify-content:space-between;gap:12px;padding:10px 0;border-bottom:1px dashed rgba(212,175,55,.4)}
.side-row:last-child{border-bottom:none}
.side-row span{font-size:13.5px;color:var(--ink-soft)}
.side-row strong{font-family:var(--font-serif);font-size:18px;color:var(--gold-deep)}

/* ---------- cards ---------- */
.card-tile{
 position:relative;background:var(--paper);border:1px solid var(--line);
 border-radius:var(--radius);padding:34px 22px 22px;height:100%;
 box-shadow:var(--shadow);
 transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.card-tile:hover{transform:translateY(-4px);border-color:rgba(212,175,55,.95);box-shadow:var(--shadow-lg)}
.seal{
 position:absolute;top:-13px;left:20px;width:36px;height:36px;
 display:grid;place-items:center;border-radius:6px;
 background:var(--red);color:var(--gold-soft);border:1px solid var(--gold);
 font-family:var(--font-serif);font-size:15px;font-weight:700;line-height:1;
 box-shadow:0 6px 14px rgba(140,31,31,.28);
}
.card-tile h3{font-size:18px;color:var(--red);margin-bottom:10px}
.card-tile p{font-size:14px;line-height:1.85;color:var(--ink-soft);margin-bottom:14px}
.card-tile p:last-child{margin-bottom:0}
.tag-row{display:flex;flex-wrap:wrap;gap:8px}
.tag{
 display:inline-block;padding:3px 10px;border-radius:999px;font-size:12px;
 background:rgba(212,175,55,.14);border:1px solid rgba(212,175,55,.45);color:var(--gold-deep);
}

/* ---------- rhythm steps ---------- */
.rhythm-step{
 position:relative;background:var(--paper);border:1px solid var(--line);
 border-radius:var(--radius);padding:26px 22px 22px;height:100%;
 box-shadow:var(--shadow);transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.rhythm-step:hover{transform:translateY(-4px);border-color:rgba(212,175,55,.95);box-shadow:var(--shadow-lg)}
.step-no{font-family:var(--font-serif);font-size:34px;font-weight:700;line-height:1;color:rgba(212,175,55,.5)}
.step-time{
 display:inline-block;margin:12px 0 10px;padding:3px 12px;border-radius:999px;font-size:12.5px;
 background:rgba(140,31,31,.08);border:1px solid rgba(140,31,31,.2);color:var(--red);
}
.rhythm-step h3{font-size:17.5px;color:var(--red);margin-bottom:8px}
.rhythm-step p{font-size:14px;line-height:1.85;color:var(--ink-soft);margin-bottom:0}

/* ---------- stats ---------- */
.stat-cell{
 background:rgba(255,253,248,.07);border:1px solid rgba(212,175,55,.42);
 border-radius:var(--radius);padding:24px 18px;text-align:center;height:100%;
 transition:transform .24s ease,background-color .24s ease,border-color .24s ease;
}
.stat-cell:hover{transform:translateY(-4px);background:rgba(255,253,248,.12);border-color:var(--gold)}
.stat-num{font-family:var(--font-serif);font-size:32px;font-weight:700;color:var(--gold);line-height:1.15}
.stat-num small{font-size:15px;margin-left:2px;font-weight:700}
.stat-label{color:#f0dcbb;font-size:14px;margin-top:6px}
.stat-note{color:rgba(240,220,187,.72);font-size:12.5px;margin-top:4px;line-height:1.7}
.dark-note{
 margin-top:28px;padding:20px 22px;border-left:3px solid var(--gold);
 background:rgba(255,253,248,.06);border-radius:0 var(--radius) var(--radius) 0;
 font-size:14.5px;line-height:1.9;color:rgba(244,227,205,.92);
}

/* ---------- compare ---------- */
.compare-col{
 background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-lg);
 padding:26px 24px;height:100%;box-shadow:var(--shadow);
}
.compare-col.is-alert{background:linear-gradient(180deg,#fbf1ea 0%,#fffdf8 72%);border-color:rgba(140,31,31,.28)}
.compare-col h3{font-size:19px;color:var(--red);margin-bottom:16px;display:flex;align-items:center;gap:10px}
.compare-col h3::before{
 content:"";width:10px;height:10px;border-radius:2px;background:var(--gold);transform:rotate(45deg);
}
.compare-col.is-alert h3::before{background:var(--red)}
.compare-list li{
 position:relative;padding-left:22px;font-size:14.5px;line-height:1.85;color:var(--ink);margin-bottom:13px;
}
.compare-list li:last-child{margin-bottom:0}
.compare-list li::before{
 content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:2px;
 background:var(--gold);transform:rotate(45deg);
}
.compare-col.is-alert .compare-list li::before{background:var(--red)}
.compare-list strong{color:var(--red)}

/* ---------- feature ---------- */
.feature-media{
 border:2px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;
 box-shadow:var(--shadow);background:var(--paper);
}
.feature-media img{width:100%;height:100%;object-fit:cover;min-height:280px}
.feature-body h3{font-size:22px;color:var(--red);margin-bottom:14px}
.feature-body p{font-size:15px;line-height:1.9;color:var(--ink-soft)}
.feature-list{margin-top:20px}
.feature-list li{
 position:relative;padding-left:24px;font-size:14.5px;line-height:1.85;color:var(--ink);margin-bottom:14px;
}
.feature-list li:last-child{margin-bottom:0}
.feature-list li::before{
 content:"";position:absolute;left:0;top:8px;width:10px;height:10px;border-radius:50%;
 background:var(--gold);box-shadow:0 0 0 3px rgba(212,175,55,.2);
}

/* ---------- channels ---------- */
.channel-card{
 display:block;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
 padding:26px 22px;height:100%;box-shadow:var(--shadow);
 transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.channel-card:hover{transform:translateY(-4px);border-color:var(--gold);box-shadow:var(--shadow-lg)}
.channel-card .ch-tag{
 display:inline-block;padding:3px 10px;border-radius:999px;font-size:12px;
 background:rgba(140,31,31,.08);border:1px solid rgba(140,31,31,.2);color:var(--red);margin-bottom:12px;
}
.channel-card h3{font-size:18px;color:var(--red);margin-bottom:8px}
.channel-card p{font-size:14px;line-height:1.85;color:var(--ink-soft);margin-bottom:16px}
.ch-go{color:var(--gold-deep);font-weight:700;font-size:14px;display:inline-flex;align-items:center;gap:6px}
.channel-card:hover .ch-go{color:var(--red)}
.ch-go::after{content:"›";font-size:17px;line-height:1}
.channel-card.is-current{border-color:rgba(212,175,55,.95);background:linear-gradient(180deg,#fdf6e4 0%,#fffdf8 70%)}

/* ---------- faq ---------- */
.faq-item{
 background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
 margin-bottom:12px;overflow:hidden;box-shadow:var(--shadow);transition:border-color .22s ease,box-shadow .22s ease;
}
.faq-item:hover{border-color:rgba(212,175,55,.85);box-shadow:var(--shadow-lg)}
.faq-item summary{
 list-style:none;cursor:pointer;padding:17px 20px;font-family:var(--font-serif);
 font-size:16.5px;font-weight:700;color:var(--red);
 display:flex;align-items:center;justify-content:space-between;gap:14px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";color:var(--gold-deep);font-size:22px;line-height:1;flex:0 0 auto}
.faq-item[open] summary::after{content:"–"}
.faq-item summary:focus-visible{outline:3px solid rgba(212,175,55,.55);outline-offset:-3px}
.faq-body{padding:0 20px 20px;font-size:14.5px;line-height:1.9;color:var(--ink-soft)}
.faq-body p:last-child{margin-bottom:0}

/* ---------- apply ---------- */
.apply-wrap{
 position:relative;overflow:hidden;
 background:linear-gradient(135deg,#8c1f1f 0%,#6b1616 55%,#5e1313 100%);
 border:1px solid rgba(212,175,55,.55);border-radius:var(--radius-lg);
 padding:44px 40px;color:#fdf6e6;box-shadow:var(--shadow-lg);
}
.apply-wrap::before{
 content:"";position:absolute;inset:0;pointer-events:none;
 background-image:url('/assets/images/快乐之都牛牛游戏.webp');
 background-size:cover;background-position:center;opacity:.1;
}
.apply-wrap > *{position:relative;z-index:2}
.apply-wrap h2{font-size:28px;color:var(--gold);margin-bottom:12px}
.apply-wrap .apply-lead{font-size:15px;line-height:1.9;color:#f4e3cd;max-width:560px;margin-bottom:24px}
.apply-form .form-label{font-size:13px;font-weight:600;color:var(--gold-soft);margin-bottom:6px}
.apply-form .form-control,.apply-form .form-select{
 border:1px solid rgba(212,175,55,.55);border-radius:var(--radius-sm);
 background:rgba(255,253,248,.96);color:var(--ink);font-size:14px;padding:9px 12px;
}
.apply-form .form-control::placeholder{color:#b3a892}
.apply-form .form-control:focus,.apply-form .form-select:focus{
 border-color:var(--gold);box-shadow:0 0 0 3px rgba(212,175,55,.3);outline:none;
}
.form-hint{font-size:12.5px;color:rgba(244,227,205,.78);margin-top:10px;line-height:1.7}
.assure-list{margin-top:20px}
.assure-list li{
 position:relative;padding-left:20px;font-size:13.5px;color:rgba(244,227,205,.9);
 margin-bottom:10px;line-height:1.7;
}
.assure-list li:last-child{margin-bottom:0}
.assure-list li::before{
 content:"";position:absolute;left:0;top:8px;width:7px;height:7px;border-radius:50%;
 background:var(--gold);box-shadow:0 0 0 3px rgba(212,175,55,.18);
}

/* ---------- footer ---------- */
.site-footer{
 background:var(--red-deep);color:#f2e2c6;border-top:1px solid var(--gold);
 padding:52px 0 0;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:38px;padding-bottom:38px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand .brand-text{font-family:var(--font-serif);font-size:17px;color:#fff;font-weight:700;white-space:normal}
.footer-desc{font-size:14px;line-height:1.85;color:#e2cdaa;margin:0;max-width:400px}
.footer-title{font-family:var(--font-serif);font-size:16px;color:var(--gold-soft);margin-bottom:14px}
.footer-links li{margin-bottom:9px}
.footer-links a{color:#e8d6b6;font-size:14px}
.footer-links a:hover{color:var(--gold)}
.copyright{
 border-top:1px solid rgba(212,175,55,.32);padding:16px 0;
 display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap;
 color:rgba(232,200,122,.85);font-size:13px;
}

/* ---------- responsive ---------- */
@media (max-width:1199.98px){
 .page-hero h1{font-size:34px}
}
@media (max-width:991.98px){
 .site-nav{padding:10px 0}
 .navbar-collapse{
  background:var(--red-deep);
  border:1px solid rgba(212,175,55,.35);
  border-radius:var(--radius);
  padding:14px;
  margin-top:12px;
  box-shadow:0 18px 32px rgba(0,0,0,.32);
 }
 .nav-list{flex-direction:column;align-items:stretch;gap:4px}
 .nav-list .nav-link{padding:11px 12px;font-size:15px;border-radius:6px}
 .nav-list .nav-link.active::after{display:none}
 .nav-list .nav-link.active{background:rgba(212,175,55,.16);color:var(--gold)}
 .nav-cta{margin-top:12px;width:100%}
 .page-hero{padding:32px 0 52px}
 .page-hero h1{font-size:30px;margin:16px 0 14px}
 .hero-lead{font-size:15px}
 .media-panel{margin-top:28px}
 .section{padding:52px 0}
 .section-title{font-size:24px}
 .section-head{margin-bottom:26px}
 .feature-media img{min-height:240px}
 .apply-wrap{padding:34px 26px}
 .apply-wrap h2{font-size:24px}
 .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
 .footer-grid > div:first-child{grid-column:1 / -1}
}
@media (max-width:767.98px){
 .brand-text{font-size:15.5px}
 .page-hero h1{font-size:26px;line-height:1.4}
 .hero-title-br{display:none}
 .section{padding:44px 0}
 .section-title{font-size:22px}
 .section-sub{padding-left:0}
 .card-tile,.rhythm-step{padding-top:32px}
 .compare-col{padding:22px 18px}
 .channel-card{padding:22px 18px}
 .apply-wrap{padding:28px 20px}
 .footer-grid{grid-template-columns:1fr;gap:26px}
 .copyright{flex-direction:column;align-items:flex-start;gap:6px}
}
@media (max-width:519.98px){
 .page-hero h1{font-size:23px}
 .hero-actions .btn-gold,.hero-actions .btn-outline-gold{width:100%}
 .play-row{flex-direction:column;align-items:flex-start;gap:12px}
 .stat-num{font-size:27px}
 .section-title{font-size:20px}
 .faq-item summary{font-size:15.5px;padding:15px 16px}
 .faq-body{padding:0 16px 16px}
}

/* roulang page: category3 */
:root{
 --red:#8c1f1f;
 --red-deep:#5e1313;
 --gold:#d4af37;
 --gold-deep:#b8860b;
 --gold-soft:#e8c87a;
 --bg:#f7f2e7;
 --bg-alt:#efe6d5;
 --ink:#3a3428;
 --ink-soft:#8a8070;
 --paper:#fffdf8;
 --line:rgba(212,175,55,.42);
 --radius-sm:8px;
 --radius:10px;
 --radius-lg:16px;
 --shadow:0 8px 24px rgba(90,52,26,.09);
 --shadow-lg:0 16px 38px rgba(90,52,26,.18);
 --font-serif:"Songti SC","Source Han Serif SC","Noto Serif SC",SimSun,serif;
 --font-sans:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
 margin:0;background:var(--bg);color:var(--ink);
 font-family:var(--font-sans);font-size:15px;line-height:1.8;
 -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color .22s ease,background-color .22s ease,border-color .22s ease,transform .22s ease,box-shadow .22s ease}
ul,ol{list-style:none;margin:0;padding:0}
p{margin:0 0 12px}
h1,h2,h3,h4{margin:0;font-family:var(--font-serif);line-height:1.4}
button,input,textarea,select{font-family:inherit;font-size:inherit}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 20px}

/* ---------- header / nav ---------- */
.site-header{
 position:sticky;top:0;z-index:1030;
 background:var(--red);border-bottom:1px solid rgba(212,175,55,.55);
 box-shadow:0 4px 18px rgba(94,19,19,.28);
}
.site-nav{display:flex;align-items:center;justify-content:space-between;flex-wrap:nowrap;min-height:64px;padding:0;margin:0}
.brand{display:flex;align-items:center;gap:10px;margin:0;padding:0;flex:0 0 auto}
.brand-mark{
 width:34px;height:34px;display:grid;place-items:center;border-radius:8px;
 background:linear-gradient(140deg,var(--gold),var(--gold-deep));
 color:#fff;font-family:var(--font-serif);font-size:18px;font-weight:700;line-height:1;
 box-shadow:inset 0 0 0 1px rgba(255,255,255,.35);
}
.brand-text{font-family:var(--font-serif);font-size:17px;font-weight:700;color:#fff;letter-spacing:.5px;white-space:nowrap}
.nav-toggle{
 border:1px solid rgba(212,175,55,.6);border-radius:8px;padding:8px 10px;background:transparent;
 display:inline-flex;flex-direction:column;gap:5px;justify-content:center;align-items:center;
}
.nav-toggle span{display:block;width:20px;height:2px;background:var(--gold-soft);border-radius:2px}
.nav-toggle:focus{outline:none;box-shadow:0 0 0 3px rgba(212,175,55,.35)}
.site-nav .navbar-collapse{justify-content:flex-end;align-items:center}
.nav-list{display:flex;align-items:center;gap:6px;margin-right:14px}
.nav-list .nav-link{
 position:relative;display:block;color:#f6e6c8;font-size:15px;padding:8px 14px;border-radius:6px;
}
.nav-list .nav-link:hover{color:var(--gold-soft);background:rgba(255,255,255,.06)}
.nav-list .nav-link.active{color:var(--gold);font-weight:700}
.nav-list .nav-link.active::after{
 content:"";position:absolute;left:14px;right:14px;bottom:0;height:2px;border-radius:2px;background:var(--gold);
}
.nav-list .nav-link:focus-visible{outline:2px solid var(--gold-soft);outline-offset:2px}
.nav-cta{flex:0 0 auto}

/* ---------- buttons ---------- */
.btn-gold{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:11px 26px;border:none;border-radius:var(--radius-sm);
 background:linear-gradient(135deg,var(--gold),var(--gold-deep));
 color:#fff;font-size:15px;font-weight:700;letter-spacing:.5px;
 box-shadow:0 6px 16px rgba(184,134,11,.32);cursor:pointer;
 transition:transform .22s ease,box-shadow .22s ease,filter .22s ease;
}
.btn-gold:hover{color:#fff;transform:translateY(-2px);filter:brightness(1.06);box-shadow:0 10px 24px rgba(184,134,11,.46)}
.btn-gold:active{transform:translateY(0)}
.btn-gold:focus-visible{outline:3px solid rgba(212,175,55,.6);outline-offset:3px}
.btn-outline-gold{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:10px 24px;border:1px solid var(--gold);border-radius:var(--radius-sm);
 background:rgba(255,253,248,.08);color:var(--gold-soft);
 font-size:15px;font-weight:700;letter-spacing:.5px;cursor:pointer;
 transition:transform .22s ease,background-color .22s ease,color .22s ease,border-color .22s ease;
}
.btn-outline-gold:hover{background:var(--gold);color:#3d2b06;transform:translateY(-2px)}
.btn-outline-gold:focus-visible{outline:3px solid rgba(212,175,55,.6);outline-offset:3px}
.btn-dark-outline{
 display:inline-flex;align-items:center;justify-content:center;
 padding:10px 24px;border:1px solid var(--gold);border-radius:var(--radius-sm);
 background:transparent;color:var(--red);font-size:15px;font-weight:700;
 transition:background-color .22s ease,color .22s ease,transform .22s ease;
}
.btn-dark-outline:hover{background:var(--red);color:var(--gold-soft);transform:translateY(-2px)}
.btn-dark-outline:focus-visible{outline:3px solid rgba(140,31,31,.35);outline-offset:3px}

/* ---------- hero ---------- */
.hero{
 position:relative;overflow:hidden;color:#fdf6e6;padding:58px 0 66px;
 background:linear-gradient(135deg,#8c1f1f 0%,#701818 48%,#5e1313 100%);
}
.hero::before{
 content:"";position:absolute;inset:0;
 background-image:url('/assets/images/四川麻将这把是高手过招_必须早点胡牌早点跑.gif');
 background-size:cover;background-position:center;opacity:.09;pointer-events:none;
}
.hero::after{
 content:"";position:absolute;inset:0;pointer-events:none;
 background:radial-gradient(70% 88% at 84% 14%,rgba(212,175,55,.2),transparent 62%);
}
.hero > .container{position:relative;z-index:2}
.hero-inner{display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:start}
.hero-badge{
 display:inline-flex;align-items:center;gap:8px;padding:6px 16px;border-radius:999px;
 border:1px solid rgba(212,175,55,.6);background:rgba(212,175,55,.14);
 color:var(--gold-soft);font-size:13px;letter-spacing:1.5px;
}
.hero-badge::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--gold)}
.hero-title{
 font-size:38px;line-height:1.36;letter-spacing:1px;color:var(--gold);
 margin:18px 0 16px;text-shadow:0 2px 14px rgba(0,0,0,.35);
}
.hero-lead{font-size:16px;line-height:1.92;color:#f4e3cd;max-width:640px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.hero-tag{
 display:inline-block;padding:5px 14px;border-radius:6px;font-size:13px;
 background:rgba(0,0,0,.22);border:1px solid rgba(212,175,55,.42);color:var(--gold-soft);
}
.hero-mini{
 display:flex;flex-wrap:wrap;gap:26px;margin-top:26px;padding-top:22px;
 border-top:1px dashed rgba(212,175,55,.35);
}
.hero-mini-item strong{
 display:block;font-size:24px;color:var(--gold);font-weight:700;letter-spacing:.5px;
 font-family:var(--font-serif);line-height:1.2;
}
.hero-mini-item span{font-size:13px;color:#e6d3b6}
.hero-panel{
 background:var(--paper);border:1px solid rgba(212,175,55,.7);border-top:3px solid var(--gold);
 border-radius:var(--radius-lg);padding:26px 24px 24px;color:var(--ink);
 box-shadow:0 20px 44px rgba(0,0,0,.34);
}
.hero-panel h2{font-size:20px;color:var(--red);margin-bottom:4px}
.hero-panel .panel-sub{font-size:13px;color:var(--ink-soft);margin-bottom:16px}
.progress-row{display:flex;align-items:baseline;justify-content:space-between;font-size:13px;color:var(--ink-soft);margin-bottom:6px}
.progress-row strong{font-size:18px;color:var(--gold-deep);font-family:var(--font-serif)}
.progress-track{height:10px;border-radius:99px;background:rgba(140,31,31,.12);overflow:hidden}
.progress-fill{
 height:100%;width:74%;border-radius:99px;
 background:linear-gradient(90deg,var(--gold),var(--gold-deep));
 box-shadow:0 0 12px rgba(212,175,55,.5);
}
.reward-list{margin:18px 0 20px}
.reward-list li{
 position:relative;padding-left:22px;font-size:13.5px;line-height:1.7;margin-bottom:10px;color:var(--ink);
}
.reward-list li:last-child{margin-bottom:0}
.reward-list li::before{
 content:"";position:absolute;left:0;top:8px;width:8px;height:8px;border-radius:50%;
 background:var(--gold);box-shadow:0 0 0 3px rgba(212,175,55,.18);
}
.panel-actions{display:flex;flex-wrap:wrap;gap:10px}
.panel-actions .btn-gold,.panel-actions .btn-dark-outline{flex:1 1 46%;padding:10px 14px;font-size:14px}

/* ---------- section ---------- */
.section{padding:62px 0;position:relative}
.section-alt{background:var(--bg-alt)}
.section-dark{background:linear-gradient(135deg,#7d1b1b,#5e1313);color:#f6e6c8}
.section-head{
 display:flex;align-items:flex-end;justify-content:space-between;gap:18px;
 margin-bottom:28px;flex-wrap:wrap;
}
.section-title{
 position:relative;padding-left:16px;font-size:27px;color:var(--red);letter-spacing:.5px;
}
.section-title::before{
 content:"";position:absolute;left:0;top:5px;bottom:5px;width:5px;border-radius:3px;
 background:linear-gradient(180deg,var(--gold),var(--gold-deep));
}
.section-dark .section-title{color:var(--gold)}
.section-sub{font-size:14px;color:var(--ink-soft);margin-top:6px;padding-left:16px;max-width:720px}
.section-dark .section-sub{color:#e8c87a}
.section-more{
 color:var(--gold-deep);font-size:14px;font-weight:700;padding-bottom:2px;
 border-bottom:1px solid transparent;white-space:nowrap;
}
.section-more:hover{color:var(--red);border-bottom-color:var(--gold)}
.section-dark .section-more{color:var(--gold-soft)}
.section-dark .section-more:hover{color:#fff;border-bottom-color:var(--gold-soft)}

/* ---------- tags ---------- */
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:26px}
.tag-pill{
 display:inline-block;padding:6px 15px;border-radius:999px;font-size:13px;
 border:1px solid var(--line);background:var(--paper);color:var(--red);
 transition:background-color .22s ease,color .22s ease,border-color .22s ease,transform .22s ease;
}
.tag-pill:hover{background:var(--red);color:var(--gold-soft);border-color:var(--red);transform:translateY(-2px)}

/* ---------- cards ---------- */
.grid{display:grid;gap:20px}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.q-card{
 position:relative;height:100%;padding:26px 22px 22px;
 background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
 box-shadow:var(--shadow);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.q-card:hover{transform:translateY(-4px);border-color:var(--gold);box-shadow:var(--shadow-lg)}
.seal{
 position:absolute;top:0;left:0;width:38px;height:38px;display:grid;place-items:center;
 background:var(--red);color:var(--gold-soft);font-family:var(--font-serif);font-size:16px;font-weight:700;
 border-right:1px solid var(--gold);border-bottom:1px solid var(--gold);
 border-radius:var(--radius) 0 var(--radius) 0;line-height:1;
}
.q-card h3{font-size:18px;color:var(--red);margin-bottom:10px;letter-spacing:.3px}
.q-card p{font-size:14px;color:var(--ink);line-height:1.85;margin-bottom:12px}
.q-card .card-note{
 font-size:13px;color:var(--ink-soft);border-top:1px dashed rgba(212,175,55,.45);padding-top:10px;margin:0;
}
.q-card .card-note strong{color:var(--gold-deep)}

/* ---------- timeline ---------- */
.track-wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:38px;align-items:start}
.track-list{position:relative;padding-left:28px;margin-top:6px}
.track-list::before{
 content:"";position:absolute;left:7px;top:10px;bottom:10px;width:2px;
 background:linear-gradient(180deg,var(--gold),rgba(212,175,55,.12));
}
.track-item{position:relative;margin-bottom:26px}
.track-item:last-child{margin-bottom:0}
.track-item::before{
 content:"";position:absolute;left:-28px;top:8px;width:14px;height:14px;border-radius:50%;
 background:var(--paper);border:2px solid var(--gold);box-shadow:0 0 0 4px rgba(212,175,55,.16);
}
.track-item h3{font-size:17px;color:var(--red);margin-bottom:6px}
.track-item p{font-size:14px;color:var(--ink);margin:0}
.track-meta{font-size:12.5px;color:var(--ink-soft);letter-spacing:.5px;margin-bottom:4px}
.figure-card{
 background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-lg);
 padding:10px;box-shadow:var(--shadow);
}
.figure-card img{border-radius:10px;width:100%;object-fit:cover;aspect-ratio:4/3}
.figure-card figcaption{
 font-size:13px;color:var(--ink-soft);padding:12px 8px 6px;line-height:1.7;
}

/* ---------- steps ---------- */
.step-card{
 position:relative;height:100%;padding:26px 22px 22px;background:var(--paper);
 border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);
 transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.step-card:hover{transform:translateY(-4px);border-color:var(--gold);box-shadow:var(--shadow-lg)}
.step-no{
 display:inline-grid;place-items:center;width:42px;height:42px;border-radius:50%;
 background:linear-gradient(140deg,var(--gold),var(--gold-deep));color:#fff;
 font-family:var(--font-serif);font-size:18px;font-weight:700;margin-bottom:14px;
 box-shadow:0 6px 14px rgba(184,134,11,.3);
}
.step-card h3{font-size:17px;color:var(--red);margin-bottom:8px}
.step-card p{font-size:14px;color:var(--ink);margin:0}

/* ---------- rank ---------- */
.rank-list{display:grid;gap:14px}
.rank-row{
 display:grid;grid-template-columns:46px 1fr 130px;gap:16px;align-items:center;
 background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
 padding:16px 20px;box-shadow:var(--shadow);transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.rank-row:hover{transform:translateY(-3px);border-color:var(--gold);box-shadow:var(--shadow-lg)}
.rank-no{
 font-family:var(--font-serif);font-size:20px;font-weight:700;color:var(--gold-deep);text-align:center;
}
.rank-body strong{display:block;font-size:16px;color:var(--red);font-weight:700;margin-bottom:2px}
.rank-body span{font-size:13px;color:var(--ink-soft)}
.rank-bar{height:8px;border-radius:99px;background:rgba(140,31,31,.1);overflow:hidden}
.rank-bar i{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,var(--gold),var(--gold-deep))}

/* ---------- split topic ---------- */
.split{display:grid;grid-template-columns:.92fr 1.08fr;gap:36px;align-items:center}
.split-media{border:2px solid var(--gold);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-lg)}
.split-media img{width:100%;aspect-ratio:4/3;object-fit:cover}
.topic-list{display:grid;gap:16px}
.topic-item{
 display:flex;gap:14px;background:var(--paper);border:1px solid var(--line);
 border-radius:var(--radius);padding:16px 18px;box-shadow:var(--shadow);
 transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.topic-item:hover{transform:translateY(-3px);border-color:var(--gold);box-shadow:var(--shadow-lg)}
.topic-dot{
 flex:0 0 auto;width:10px;height:10px;border-radius:50%;margin-top:8px;background:var(--gold);
 box-shadow:0 0 0 4px rgba(212,175,55,.16);
}
.topic-item h3{font-size:16px;color:var(--red);margin-bottom:4px}
.topic-item p{font-size:13.5px;color:var(--ink);margin:0}

/* ---------- notes ---------- */
.note-card{
 display:flex;gap:16px;background:var(--paper);border:1px solid var(--line);
 border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);
 transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.note-card:hover{transform:translateY(-4px);border-color:var(--gold);box-shadow:var(--shadow-lg)}
.note-card .note-thumb{flex:0 0 38%;max-width:210px}
.note-card .note-thumb img{width:100%;height:100%;object-fit:cover;aspect-ratio:1/1}
.note-body{padding:16px 18px 16px 0;flex:1 1 auto}
.note-body .note-date{font-size:12.5px;color:var(--gold-deep);letter-spacing:1px;margin-bottom:4px}
.note-body h3{font-size:16.5px;color:var(--red);margin-bottom:6px;line-height:1.5}
.note-body p{font-size:13.5px;color:var(--ink-soft);margin:0}

/* ---------- voice ---------- */
.voice-card{
 position:relative;height:100%;padding:26px 22px 22px;background:var(--paper);
 border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);
}
.voice-card::before{
 content:"“";position:absolute;top:6px;right:18px;font-family:var(--font-serif);
 font-size:52px;color:rgba(212,175,55,.3);line-height:1;
}
.voice-card p{font-size:14.5px;color:var(--ink);line-height:1.9;margin-bottom:14px}
.voice-user{display:flex;align-items:center;gap:10px;border-top:1px dashed rgba(212,175,55,.45);padding-top:12px}
.voice-avatar{
 width:34px;height:34px;border-radius:50%;display:grid;place-items:center;
 background:linear-gradient(140deg,var(--gold),var(--gold-deep));color:#fff;
 font-family:var(--font-serif);font-size:15px;font-weight:700;
}
.voice-user strong{display:block;font-size:14px;color:var(--red);line-height:1.3}
.voice-user span{font-size:12.5px;color:var(--ink-soft)}

/* ---------- faq ---------- */
.qa-accordion .accordion-item{
 border:1px solid var(--line);border-radius:var(--radius);margin-bottom:12px;
 background:var(--paper);overflow:hidden;box-shadow:var(--shadow);
}
.qa-accordion .accordion-button{
 background:var(--paper);color:var(--red);font-family:var(--font-serif);
 font-size:16.5px;font-weight:700;padding:16px 18px;box-shadow:none;
}
.qa-accordion .accordion-button:not(.collapsed){background:rgba(212,175,55,.13);color:var(--red)}
.qa-accordion .accordion-button:focus{box-shadow:0 0 0 3px rgba(212,175,55,.35);z-index:3}
.qa-accordion .accordion-button::after{
 background-image:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23b8860b'%3E%3Cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708'/%3E%3C/svg%3E");
}
.qa-accordion .accordion-body{font-size:14.5px;color:var(--ink);line-height:1.9;padding:4px 18px 18px}

/* ---------- cta ---------- */
.cta-band{
 position:relative;overflow:hidden;border-radius:var(--radius-lg);
 border:1px solid rgba(212,175,55,.65);
 background:linear-gradient(120deg,#8c1f1f,#5e1313);
 padding:42px 38px;display:grid;grid-template-columns:1.4fr .6fr;gap:28px;align-items:center;
 box-shadow:var(--shadow-lg);
}
.cta-band::after{
 content:"";position:absolute;right:-40px;top:-60px;width:280px;height:280px;border-radius:50%;
 background:radial-gradient(circle,rgba(212,175,55,.24),transparent 68%);
}
.cta-band h2{color:var(--gold);font-size:26px;margin-bottom:10px;position:relative;z-index:2}
.cta-band p{color:#f0dfc6;font-size:14.5px;margin:0;position:relative;z-index:2;max-width:640px}
.cta-actions{display:flex;flex-direction:column;gap:12px;position:relative;z-index:2}

/* ---------- footer ---------- */
.site-footer{
 background:var(--red);color:#f2e2c7;border-top:1px solid var(--gold);
 padding:52px 0 20px;margin-top:0;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:38px;padding-bottom:32px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand .brand-text{color:#fff}
.footer-desc{font-size:13.5px;line-height:1.9;color:#e6d2b4;margin:0;max-width:420px}
.footer-title{
 font-size:16px;color:var(--gold);margin-bottom:14px;font-family:var(--font-serif);letter-spacing:.5px;
}
.footer-links li{margin-bottom:9px}
.footer-links a{font-size:13.5px;color:#e9d8ba}
.footer-links a:hover{color:var(--gold)}
.copyright{
 display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;align-items:center;
 border-top:1px solid rgba(212,175,55,.32);padding-top:16px;
 font-size:12.5px;color:var(--gold-soft);letter-spacing:.5px;
}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}

/* ---------- responsive ---------- */
@media (max-width:1024px){
 .hero-inner{grid-template-columns:1fr;gap:30px}
 .hero-title{font-size:32px}
 .track-wrap{grid-template-columns:1fr;gap:28px}
 .split{grid-template-columns:1fr;gap:24px}
 .grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}
 .cta-band{grid-template-columns:1fr;padding:34px 26px}
 .cta-actions{flex-direction:row;flex-wrap:wrap}
 .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:991.98px){
 .navbar-collapse{
  flex-basis:100%;margin-top:10px;padding:12px 14px 16px;
  background:var(--red-deep);border:1px solid rgba(212,175,55,.35);border-radius:12px;
 }
 .nav-list{flex-direction:column;align-items:stretch;width:100%;gap:2px;margin-right:0}
 .nav-list .nav-link{padding:11px 12px;border-radius:8px}
 .nav-list .nav-link.active::after{display:none}
 .nav-list .nav-link.active{background:rgba(212,175,55,.14);border-left:3px solid var(--gold)}
 .nav-cta{margin-top:12px;width:100%}
}
@media (max-width:768px){
 .section{padding:46px 0}
 .hero{padding:44px 0 52px}
 .hero-title{font-size:27px}
 .hero-lead{font-size:15px}
 .section-title{font-size:23px}
 .grid-3,.grid-2{grid-template-columns:1fr}
 .rank-row{grid-template-columns:38px 1fr;row-gap:10px}
 .rank-bar{grid-column:1 / -1}
 .note-card{flex-direction:column}
 .note-card .note-thumb{flex:none;max-width:none}
 .note-card .note-thumb img{aspect-ratio:16/9}
 .note-body{padding:0 18px 18px}
 .footer-grid{grid-template-columns:1fr;gap:26px}
 .copyright{justify-content:flex-start}
 .hero-mini{gap:18px}
}
@media (max-width:520px){
 .brand-text{font-size:15px;white-space:normal;line-height:1.3;max-width:150px}
 .hero-title{font-size:24px;letter-spacing:.5px}
 .hero-panel{padding:20px 18px}
 .panel-actions .btn-gold,.panel-actions .btn-dark-outline{flex:1 1 100%}
 .cta-band h2{font-size:21px}
 .cta-actions .btn-gold,.cta-actions .btn-outline-gold{width:100%}
 .q-card,.step-card,.voice-card{padding:24px 18px 18px}
}

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