/* roulang page: index */
:root{
  --red:#8c1f1f;
  --red-deep:#5e1313;
  --red-soft:#a52b2b;
  --gold:#d4af37;
  --gold-light:#e8c87a;
  --gold-dark:#b8860b;
  --bg:#f7f2e7;
  --bg-alt:#efe6d5;
  --paper:#fffdf8;
  --ink:#3a3428;
  --muted:#8a8070;
  --line:rgba(212,175,55,.38);
  --serif:"Songti SC","SimSun","思源宋体","Source Han Serif SC","Noto Serif SC",serif;
  --sans:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,sans-serif;
  --radius:10px;
  --radius-lg:16px;
  --shadow:0 6px 18px rgba(90,40,10,.08);
  --shadow-hover:0 16px 34px rgba(90,40,10,.18);
  --ease:.26s cubic-bezier(.2,.7,.4,1);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--sans);
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
a{color:var(--gold-dark);text-decoration:none;transition:color var(--ease)}
a:hover{color:var(--red)}
img{max-width:100%;display:block}
ul{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{font-family:var(--serif);font-weight:700;line-height:1.35;margin:0;color:var(--ink)}
p{margin:0}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--gold-dark);outline-offset:3px}
.container{width:100%;max-width:1180px;margin:0 auto;padding-left:20px;padding-right:20px}

/* ============ 顶部公告条 ============ */
.topbar{background:var(--red-deep);border-bottom:1px solid rgba(212,175,55,.35);color:#e6d3a8;font-size:13px}
.topbar .container{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:38px;flex-wrap:wrap}
.topbar-crumb{display:flex;align-items:center;gap:8px}
.topbar-crumb a{color:var(--gold-light)}
.topbar-crumb .sep{color:rgba(232,200,122,.5)}
.topbar-note{color:#d9c79c;letter-spacing:.5px}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:linear-gradient(180deg,#8c1f1f,#7a1a1a);
  box-shadow:0 6px 20px rgba(70,15,15,.28);
  border-bottom:1px solid rgba(212,175,55,.45);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:64px}
.brand{display:flex;align-items:center;gap:12px;color:#fff}
.brand:hover{color:#fff}
.brand-mark{
  width:38px;height:38px;flex:0 0 38px;border-radius:9px;
  display:flex;align-items:center;justify-content:center;
  font-family:var(--serif);font-size:20px;font-weight:700;color:var(--gold-light);
  background:linear-gradient(150deg,#a82626,#5e1313);
  border:1px solid var(--gold);
  box-shadow:inset 0 0 0 2px rgba(212,175,55,.15);
}
.brand-text{font-family:var(--serif);font-size:19px;letter-spacing:1px;color:#fff;white-space:nowrap}
.main-nav{display:flex;align-items:center;gap:26px}
.nav-list{display:flex;align-items:center;gap:22px}
.nav-link{
  position:relative;display:inline-block;padding:6px 2px;
  font-size:15px;color:#f1e2c4;letter-spacing:.5px;
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:2px;
  background:linear-gradient(90deg,var(--gold),var(--gold-light));
  border-radius:2px;transform:scaleX(0);transform-origin:left;transition:transform var(--ease);
}
.nav-link:hover{color:var(--gold-light)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.active{color:var(--gold-light);font-weight:600}
.nav-link.active::after{transform:scaleX(1)}
.nav-toggle{
  display:none;width:42px;height:38px;border:1px solid rgba(212,175,55,.55);
  background:rgba(0,0,0,.12);border-radius:8px;padding:9px 10px;cursor:pointer;
}
.nav-toggle span{display:block;height:2px;background:var(--gold-light);border-radius:2px;margin-bottom:5px}
.nav-toggle span:last-child{margin-bottom:0}

/* ============ 按钮 ============ */
.btn-gold{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 28px;border-radius:8px;border:1px solid rgba(255,255,255,.25);
  background:linear-gradient(135deg,#e6c862,#d4af37 45%,#b8860b);
  color:#fff;font-weight:700;font-size:15px;letter-spacing:.5px;
  box-shadow:0 8px 18px rgba(184,134,11,.28);
  transition:transform var(--ease),box-shadow var(--ease),filter var(--ease);
}
.btn-gold:hover{color:#fff;transform:translateY(-2px);filter:brightness(1.06);box-shadow:0 14px 26px rgba(184,134,11,.4)}
.btn-gold:active{transform:translateY(0)}
.btn-outline-gold{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 28px;border-radius:8px;
  background:#fff;border:1px solid var(--gold-dark);color:var(--gold-dark);
  font-weight:700;font-size:15px;letter-spacing:.5px;
  transition:all var(--ease);
}
.btn-outline-gold:hover{background:#fff8e6;color:var(--red);border-color:var(--red);transform:translateY(-2px)}
.nav-cta{padding:9px 20px;font-size:14px;border-radius:8px;white-space:nowrap}

/* ============ Hero ============ */
.hero{
  position:relative;overflow:hidden;
  padding:58px 0 74px;
  background:linear-gradient(140deg,#8c1f1f 0%,#6f1717 55%,#5e1313 100%);
  color:#fff;
}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.15;filter:saturate(.65)}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:22px 22px;opacity:.6;
}
.hero-inner{position:relative;z-index:2}
.hero-copy{max-width:860px}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:2px;color:var(--gold-light);
  border:1px solid rgba(212,175,55,.55);border-radius:999px;
  padding:5px 16px;margin-bottom:20px;background:rgba(212,175,55,.08);
}
.hero h1{font-size:42px;color:var(--gold-light);letter-spacing:1.5px;margin-bottom:18px;text-shadow:0 4px 16px rgba(0,0,0,.3)}
.hero-lead{font-size:16px;color:#f0e2c8;max-width:800px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.hero-tags li{
  font-size:13px;color:var(--gold-light);
  border:1px solid rgba(212,175,55,.45);background:rgba(0,0,0,.16);
  border-radius:999px;padding:4px 14px;letter-spacing:1px;
}
.hero-tiers{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:44px}
.tier-card{
  position:relative;border-radius:var(--radius-lg);padding:28px 24px 24px;
  background:rgba(255,255,255,.06);
  border:1px solid rgba(212,175,55,.4);
  color:#f2e6cd;transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.tier-card:hover{transform:translateY(-4px);border-color:var(--gold);box-shadow:0 16px 32px rgba(0,0,0,.28)}
.tier-card h3{font-size:22px;color:#fff;margin-bottom:6px}
.tier-sub{font-size:13px;color:#d8c39a;letter-spacing:1px;margin-bottom:16px}
.tier-card ul{display:grid;gap:9px;margin-bottom:22px}
.tier-card li{
  position:relative;padding-left:20px;font-size:14px;color:#ecdcbb;
}
.tier-card li::before{
  content:"";position:absolute;left:0;top:10px;width:8px;height:8px;
  background:var(--gold);transform:rotate(45deg);border-radius:1px;
}
.tier-card .tier-btn{width:100%}
.tier-recommend{
  background:linear-gradient(160deg,rgba(212,175,55,.26),rgba(94,19,19,.72));
  border:2px solid var(--gold);
  box-shadow:0 18px 38px rgba(0,0,0,.34);
}
.tier-flag{
  position:absolute;top:-13px;right:22px;
  background:linear-gradient(135deg,#e6c862,#b8860b);
  color:#3a2000;font-size:12px;font-weight:700;letter-spacing:2px;
  padding:4px 14px;border-radius:999px;border:1px solid #fff6d8;
}

/* ============ 通用板块 ============ */
.section{padding:74px 0}
.section-alt{background:var(--bg-alt)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:38px;flex-wrap:wrap}
.section-title{position:relative;padding-left:18px}
.section-title::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:5px;border-radius:3px;
  background:linear-gradient(180deg,var(--gold-light),var(--gold-dark));
}
.section-title h2{font-size:30px;letter-spacing:1px}
.section-title p{margin-top:8px;color:var(--muted);font-size:14px;letter-spacing:.5px}
.more-link{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:700;color:var(--gold-dark);letter-spacing:1px;
  border-bottom:1px solid transparent;padding-bottom:2px;
  transition:all var(--ease);
}
.more-link:hover{color:var(--red);border-bottom-color:var(--red)}
.more-link::after{content:"›";font-size:18px;line-height:1}

/* ============ 品牌故事 ============ */
.story-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:48px;align-items:center}
.story-media{position:relative;border-radius:var(--radius-lg);overflow:hidden;border:2px solid var(--gold);box-shadow:var(--shadow-hover)}
.story-media img{width:100%;height:400px;object-fit:cover}
.story-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(140,31,31,0) 45%,rgba(94,19,19,.55))}
.story-text .eyebrow{
  display:inline-block;font-size:13px;letter-spacing:3px;color:var(--gold-dark);
  font-weight:700;margin-bottom:12px;
}
.story-text h2{font-size:30px;margin-bottom:18px;letter-spacing:1px}
.story-text p{color:#544b3c;margin-bottom:16px}
.check-list{display:grid;gap:10px;margin-top:20px}
.check-list li{position:relative;padding-left:26px;font-size:15px;color:var(--ink)}
.check-list li::before{
  content:"";position:absolute;left:0;top:8px;width:10px;height:10px;
  border-radius:50%;background:linear-gradient(135deg,var(--gold-light),var(--gold-dark));
  box-shadow:0 0 0 3px rgba(212,175,55,.18);
}

/* ============ 机制三连 ============ */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.card-lite{
  position:relative;background:var(--paper);border:1px solid var(--line);
  border-radius:var(--radius);padding:30px 24px 26px;box-shadow:var(--shadow);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.card-lite:hover{transform:translateY(-4px);border-color:var(--gold);box-shadow:var(--shadow-hover)}
.seal{
  position:absolute;top:-12px;left:22px;
  width:34px;height:34px;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(150deg,#a82626,#7a1a1a);
  border:2px solid var(--gold);border-radius:6px;
  color:var(--gold-light);font-family:var(--serif);font-size:16px;font-weight:700;
  box-shadow:0 6px 14px rgba(140,31,31,.28);
}
.card-lite h3{font-size:20px;margin:14px 0 10px;letter-spacing:.5px}
.card-lite p{font-size:15px;color:#5b5142}
.card-num{
  font-family:var(--serif);font-size:30px;font-weight:700;color:var(--gold-dark);
  letter-spacing:1px;display:block;margin-bottom:6px;
}

/* ============ 系列导航 ============ */
.nav-wall{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.wall-card{
  position:relative;display:block;padding:32px 26px;border-radius:var(--radius-lg);
  background:linear-gradient(150deg,#fffdf8,#f6eedc);
  border:1px solid var(--line);box-shadow:var(--shadow);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
  overflow:hidden;
}
.wall-card::before{
  content:"";position:absolute;right:-40px;top:-40px;width:120px;height:120px;border-radius:50%;
  background:radial-gradient(circle,rgba(212,175,55,.28),transparent 70%);
}
.wall-card:hover{transform:translateY(-5px);border-color:var(--gold);box-shadow:var(--shadow-hover)}
.wall-card h3{font-size:22px;color:var(--red);margin-bottom:10px;letter-spacing:1px}
.wall-card p{font-size:14.5px;color:#5b5142;margin-bottom:16px}
.wall-card .wall-more{font-size:14px;font-weight:700;color:var(--gold-dark);letter-spacing:1px}
.wall-card:hover .wall-more{color:var(--red)}

/* ============ 三步上手 ============ */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);background:var(--paper);box-shadow:var(--shadow)}
.step{padding:34px 28px;border-right:1px solid rgba(212,175,55,.28);transition:background var(--ease)}
.step:last-child{border-right:none}
.step:hover{background:#fff9ea}
.step-no{
  display:inline-flex;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:12px;margin-bottom:16px;
  background:linear-gradient(145deg,#a82626,#5e1313);color:var(--gold-light);
  font-family:var(--serif);font-size:20px;font-weight:700;
  border:1px solid var(--gold);box-shadow:0 8px 16px rgba(140,31,31,.22);
}
.step h3{font-size:19px;margin-bottom:10px}
.step p{font-size:14.5px;color:#5b5142}

/* ============ 爆款网格 ============ */
.hot-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.hot-card{
  position:relative;background:var(--paper);border:1px solid var(--line);
  border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.hot-card:hover{transform:translateY(-4px);border-color:var(--gold);box-shadow:var(--shadow-hover)}
.hot-thumb{position:relative;height:186px;overflow:hidden}
.hot-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.hot-card:hover .hot-thumb img{transform:scale(1.06)}
.hot-thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(94,19,19,0) 50%,rgba(94,19,19,.45))}
.hot-body{padding:22px 22px 24px}
.hot-body h3{font-size:19px;margin-bottom:8px;letter-spacing:.5px}
.hot-body p{font-size:14.5px;color:#5b5142}
.hot-tag{
  position:absolute;left:14px;top:14px;z-index:2;
  background:rgba(140,31,31,.9);color:var(--gold-light);
  font-size:12px;letter-spacing:1px;padding:3px 12px;border-radius:6px;
  border:1px solid var(--gold);
}

/* ============ 会员权益 ============ */
.member-wrap{display:grid;grid-template-columns:.85fr 1.15fr;gap:40px;align-items:center}
.member-intro h2{font-size:30px;margin-bottom:16px;letter-spacing:1px}
.member-intro p{color:#5b5142;margin-bottom:20px}
.member-points{display:grid;gap:10px}
.member-points li{font-size:15px;position:relative;padding-left:24px;color:var(--ink)}
.member-points li::before{
  content:"";position:absolute;left:0;top:9px;width:9px;height:9px;border-radius:2px;
  background:linear-gradient(135deg,var(--gold-light),var(--gold-dark));transform:rotate(45deg);
}
.table-wrap{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow)}
.rb-table{width:100%;border-collapse:collapse}
.rb-table th,.rb-table td{padding:16px 18px;font-size:14.5px;text-align:left;border-bottom:1px solid rgba(212,175,55,.24)}
.rb-table thead th{background:linear-gradient(135deg,#8c1f1f,#6f1717);color:var(--gold-light);font-family:var(--serif);letter-spacing:1px;font-size:15px}
.rb-table tbody tr:last-child td{border-bottom:none}
.rb-table tbody tr:hover{background:#fff9ea}
.rb-table td:first-child{font-weight:600;color:var(--ink)}
.rb-table .col-hl{color:var(--gold-dark);font-weight:700}
.rb-table .yes{color:#8c1f1f;font-weight:700}

/* ============ 场景矩阵 ============ */
.scene-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.scene-card{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 22px;box-shadow:var(--shadow);transition:all var(--ease);
}
.scene-card:hover{transform:translateY(-4px);border-color:var(--gold);box-shadow:var(--shadow-hover)}
.scene-icon{
  width:42px;height:42px;border-radius:10px;margin-bottom:14px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(212,175,55,.14);border:1px solid var(--line);color:var(--gold-dark);
}
.scene-icon svg{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.scene-card h3{font-size:18px;margin-bottom:8px}
.scene-card p{font-size:14.5px;color:#5b5142}

/* ============ 资讯 ============ */
.news-list{display:grid;gap:18px}
.news-item{
  display:grid;grid-template-columns:96px 1fr auto;gap:20px;align-items:center;
  background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 24px;box-shadow:var(--shadow);transition:all var(--ease);
}
.news-item:hover{transform:translateY(-3px);border-color:var(--gold);box-shadow:var(--shadow-hover)}
.news-date{
  text-align:center;font-family:var(--serif);color:var(--gold-dark);
  border-right:1px solid rgba(212,175,55,.35);padding-right:16px;
}
.news-date strong{display:block;font-size:24px;line-height:1.2}
.news-date span{font-size:12px;letter-spacing:1px;color:var(--muted)}
.news-body h3{font-size:18px;margin-bottom:6px}
.news-body p{font-size:14.5px;color:#5b5142}
.news-meta{font-size:13px;color:var(--gold-dark);font-weight:700;white-space:nowrap}

/* ============ 保障条 ============ */
.guard{background:linear-gradient(135deg,#8c1f1f,#5e1313);padding:44px 0;border-top:1px solid rgba(212,175,55,.5);border-bottom:1px solid rgba(212,175,55,.5)}
.guard-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:26px}
.guard-item{display:flex;align-items:center;gap:14px;color:#f0e2c8}
.guard-icon{
  flex:0 0 44px;width:44px;height:44px;border-radius:10px;
  display:flex;align-items:center;justify-content:center;
  border:1px solid rgba(212,175,55,.6);background:rgba(212,175,55,.1);color:var(--gold-light);
}
.guard-icon svg{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.guard-item h3{font-size:16px;color:var(--gold-light);margin-bottom:2px;font-family:var(--sans);font-weight:700}
.guard-item p{font-size:13px;color:#e0cfab}

/* ============ 数据条 ============ */
.data-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;text-align:center}
.data-item{padding:26px 18px;border-radius:var(--radius);background:var(--paper);border:1px solid var(--line);box-shadow:var(--shadow);transition:all var(--ease)}
.data-item:hover{transform:translateY(-4px);border-color:var(--gold);box-shadow:var(--shadow-hover)}
.data-num{font-family:var(--serif);font-size:34px;font-weight:700;color:var(--gold-dark);line-height:1.2}
.data-item p{font-size:14px;color:var(--muted);margin-top:6px}

/* ============ 口碑 ============ */
.voice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.voice-card{
  position:relative;background:var(--paper);border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:28px 24px 24px;box-shadow:var(--shadow);
  transition:all var(--ease);
}
.voice-card:hover{transform:translateY(-4px);border-color:var(--gold);box-shadow:var(--shadow-hover)}
.voice-quote{font-family:var(--serif);font-size:30px;color:rgba(212,175,55,.7);line-height:1;margin-bottom:8px}
.voice-card p{font-size:15px;color:#5b5142;margin-bottom:18px}
.voice-user{display:flex;align-items:center;gap:12px}
.voice-avatar{
  width:38px;height:38px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(145deg,#a82626,#5e1313);color:var(--gold-light);
  font-family:var(--serif);font-size:16px;font-weight:700;border:1px solid var(--gold);
}
.voice-name{font-size:14px;font-weight:700;color:var(--ink)}
.voice-role{font-size:12.5px;color:var(--muted)}

/* ============ 收口行动 ============ */
.cta-band{
  background:linear-gradient(135deg,#8c1f1f,#5e1313 70%);
  padding:64px 0;position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(rgba(212,175,55,.12) 1px,transparent 1px);
  background-size:26px 26px;
}
.cta-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap}
.cta-text h2{font-size:32px;color:var(--gold-light);letter-spacing:1.5px;margin-bottom:12px}
.cta-text p{color:#f0e2c8;font-size:15.5px;max-width:640px}

/* ============ 页脚 ============ */
.site-footer{background:#5e1313;color:#e6d3a8;border-top:1px solid var(--gold);padding:56px 0 0}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:40px;padding-bottom:40px}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.footer-brand .brand-mark{width:36px;height:36px;flex:0 0 36px;font-size:18px}
.footer-brand span{font-family:var(--serif);font-size:18px;color:#fff;letter-spacing:1px}
.footer-about{font-size:14px;color:#d9c79c;max-width:340px}
.footer-col h3{
  font-size:16px;color:var(--gold-light);margin-bottom:16px;letter-spacing:1px;
  font-family:var(--sans);font-weight:700;
}
.footer-col ul{display:grid;gap:10px}
.footer-col a{font-size:14px;color:#e0cfab}
.footer-col a:hover{color:var(--gold-light)}
.footer-copy{
  border-top:1px solid rgba(212,175,55,.28);padding:20px 0 26px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:#c9b48a;
}
.footer-copy a{color:#c9b48a}
.footer-copy a:hover{color:var(--gold-light)}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .hero h1{font-size:34px}
  .hero-tiers{grid-template-columns:1fr;gap:16px}
  .story-grid{grid-template-columns:1fr;gap:32px}
  .story-media img{height:320px}
  .grid-3,.hot-grid,.nav-wall,.voice-grid{grid-template-columns:repeat(2,1fr)}
  .scene-grid,.guard-grid,.data-grid{grid-template-columns:repeat(2,1fr)}
  .member-wrap{grid-template-columns:1fr;gap:28px}
  .steps{grid-template-columns:1fr}
  .step{border-right:none;border-bottom:1px solid rgba(212,175,55,.28)}
  .step:last-child{border-bottom:none}
}
@media (max-width:860px){
  .nav-toggle{display:block}
  .main-nav{
    position:absolute;left:0;right:0;top:100%;
    flex-direction:column;align-items:stretch;gap:0;
    background:linear-gradient(180deg,#7a1a1a,#5e1313);
    border-bottom:2px solid var(--gold);
    padding:10px 20px 20px;display:none;
    box-shadow:0 18px 30px rgba(0,0,0,.35);
  }
  .main-nav.open{display:flex}
  .nav-list{flex-direction:column;align-items:stretch;gap:0}
  .nav-list li{border-bottom:1px solid rgba(212,175,55,.18)}
  .nav-link{display:block;padding:14px 4px;font-size:15.5px}
  .nav-link::after{display:none}
  .nav-cta{margin-top:16px;width:100%}
  .site-header{position:relative}
  .topbar-note{display:none}
}
@media (max-width:768px){
  .hero{padding:42px 0 56px}
  .hero h1{font-size:26px;letter-spacing:.5px}
  .hero-lead{font-size:15px}
  .section{padding:54px 0}
  .section-title h2{font-size:23px}
  .grid-3,.hot-grid,.nav-wall,.voice-grid,.scene-grid,.guard-grid,.data-grid,.grid-2{grid-template-columns:1fr}
  .news-item{grid-template-columns:1fr;gap:12px}
  .news-date{display:flex;align-items:baseline;gap:8px;border-right:none;padding-right:0;text-align:left;border-bottom:1px solid rgba(212,175,55,.3);padding-bottom:10px}
  .news-date strong{font-size:18px}
  .cta-text h2{font-size:24px}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .rb-table th,.rb-table td{padding:12px 12px;font-size:13.5px}
}
@media (max-width:520px){
  .brand-text{font-size:16px}
  .hero-actions .btn-gold,.hero-actions .btn-outline-gold{width:100%}
  .hero h1{font-size:23px}
  .card-lite,.tier-card{padding:24px 18px 20px}
  .data-num{font-size:28px}
  .container{padding-left:16px;padding-right:16px}
}

/* roulang page: category1 */
:root{
 --red:#8c1f1f;
 --red-deep:#5e1313;
 --red-soft:#a52b2b;
 --gold:#d4af37;
 --gold-light:#e8c87a;
 --gold-dark:#b8860b;
 --bg:#f7f2e7;
 --bg-alt:#efe6d5;
 --paper:#fffdf8;
 --ink:#3a3428;
 --muted:#8a8070;
 --line:rgba(212,175,55,.38);
 --serif:"Songti SC","SimSun","思源宋体","Source Han Serif SC","Noto Serif SC",serif;
 --sans:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,sans-serif;
 --radius:10px;
 --radius-lg:16px;
 --shadow:0 6px 18px rgba(90,40,10,.08);
 --shadow-hover:0 16px 34px rgba(90,40,10,.18);
 --ease:.26s cubic-bezier(.2,.7,.4,1);
}
/* ===== 基础 reset ===== */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
 margin:0;
 font-family:var(--sans);
 font-size:16px;
 line-height:1.8;
 color:var(--ink);
 background:var(--bg);
 -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{font-family:var(--serif);line-height:1.35;margin:0 0 .6em;color:var(--ink);font-weight:700}
p{margin:0 0 1em}
a{color:var(--gold-dark);text-decoration:none;transition:color var(--ease)}
a:hover{color:var(--red)}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:4px}
img{max-width:100%;display:block}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit}
.container{width:100%;max-width:1180px;margin:0 auto;padding-left:20px;padding-right:20px}

/* ===== 顶部面包屑条 ===== */
.crumb-bar{
 background:var(--bg-alt);
 border-bottom:1px solid var(--line);
 padding:11px 0;
 font-size:13.5px;
}
.crumb-bar .container{display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap}
.crumb-list{display:flex;align-items:center;gap:9px;color:var(--muted);flex-wrap:wrap}
.crumb-list a{color:var(--gold-dark);font-weight:600}
.crumb-list a:hover{color:var(--red)}
.crumb-list .sep{color:rgba(138,128,112,.65)}
.crumb-list .current{color:var(--ink);font-weight:600}
.back-link{
 display:inline-flex;align-items:center;gap:6px;
 font-size:13.5px;font-weight:600;color:var(--red);
 border:1px solid var(--line);background:var(--paper);
 border-radius:999px;padding:4px 14px;transition:all var(--ease);
}
.back-link:hover{background:#fff6e2;border-color:var(--gold);color:var(--red-deep)}

/* ===== 导航 ===== */
.site-header{
 position:sticky;top:0;z-index:60;
 background:linear-gradient(180deg,#8c1f1f,#7a1a1a);
 box-shadow:0 6px 20px rgba(70,15,15,.28);
 border-bottom:1px solid rgba(212,175,55,.45);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:64px;position:relative}
.brand{display:flex;align-items:center;gap:12px;color:#fff}
.brand:hover{color:#fff}
.brand-mark{
 width:38px;height:38px;flex:0 0 38px;border-radius:9px;
 display:flex;align-items:center;justify-content:center;
 font-family:var(--serif);font-size:20px;font-weight:700;color:var(--gold-light);
 background:linear-gradient(150deg,#a82626,#5e1313);
 border:1px solid var(--gold);
 box-shadow:inset 0 0 0 2px rgba(212,175,55,.15);
}
.brand-text{font-family:var(--serif);font-size:19px;letter-spacing:1px;color:#fff;white-space:nowrap}
.main-nav{display:flex;align-items:center;gap:26px}
.nav-list{display:flex;align-items:center;gap:22px}
.nav-link{
 position:relative;display:inline-block;padding:6px 2px;
 font-size:15px;color:#f1e2c4;letter-spacing:.5px;
}
.nav-link::after{
 content:"";position:absolute;left:0;right:0;bottom:-1px;height:2px;
 background:linear-gradient(90deg,var(--gold),var(--gold-light));
 border-radius:2px;transform:scaleX(0);transform-origin:left;transition:transform var(--ease);
}
.nav-link:hover{color:var(--gold-light)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.active{color:var(--gold-light);font-weight:600}
.nav-link.active::after{transform:scaleX(1)}
.nav-toggle{
 display:none;width:42px;height:38px;border:1px solid rgba(212,175,55,.55);
 background:rgba(0,0,0,.12);border-radius:8px;padding:9px 10px;cursor:pointer;
}
.nav-toggle span{display:block;height:2px;background:var(--gold-light);border-radius:2px;margin-bottom:5px}
.nav-toggle span:last-child{margin-bottom:0}

/* ===== 按钮 ===== */
.btn-gold{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:12px 28px;border-radius:8px;border:1px solid rgba(255,255,255,.25);
 background:linear-gradient(135deg,#e6c862,#d4af37 45%,#b8860b);
 color:#fff;font-weight:700;font-size:15px;letter-spacing:.5px;
 box-shadow:0 8px 18px rgba(184,134,11,.28);
 transition:transform var(--ease),box-shadow var(--ease),filter var(--ease);
}
.btn-gold:hover{color:#fff;transform:translateY(-2px);filter:brightness(1.06);box-shadow:0 14px 26px rgba(184,134,11,.4)}
.btn-gold:active{transform:translateY(0)}
.btn-outline-gold{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:12px 28px;border-radius:8px;
 background:#fff;border:1px solid var(--gold-dark);color:var(--gold-dark);
 font-weight:700;font-size:15px;letter-spacing:.5px;
 transition:all var(--ease);
}
.btn-outline-gold:hover{background:#fff8e6;color:var(--red);border-color:var(--red);transform:translateY(-2px)}
.btn-ghost-light{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:12px 26px;border-radius:8px;
 background:transparent;border:1px solid rgba(232,200,122,.65);color:var(--gold-light);
 font-weight:700;font-size:15px;letter-spacing:.5px;transition:all var(--ease);
}
.btn-ghost-light:hover{background:rgba(232,200,122,.14);color:#fff;border-color:var(--gold-light);transform:translateY(-2px)}
.nav-cta{padding:9px 20px;font-size:14px;border-radius:8px;white-space:nowrap}

/* ===== Hero 卡片堆叠 ===== */
.hero{
 position:relative;overflow:hidden;
 padding:56px 0 70px;
 background:linear-gradient(140deg,#8c1f1f 0%,#6f1717 55%,#5e1313 100%);
 color:#fff;
}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.16;filter:saturate(.6)}
.hero::after{
 content:"";position:absolute;inset:0;pointer-events:none;
 background-image:radial-gradient(rgba(255,255,255,.05) 1px,transparent 1px);
 background-size:22px 22px;opacity:.6;
}
.hero-inner{position:relative;z-index:2}
.stage-grid{display:grid;grid-template-columns:1.06fr .94fr;gap:46px;align-items:center}
.hero-tag{
 display:inline-flex;align-items:center;gap:8px;
 font-size:13px;letter-spacing:2px;color:var(--gold-light);
 border:1px solid rgba(212,175,55,.55);border-radius:999px;
 padding:5px 16px;margin-bottom:20px;background:rgba(212,175,55,.08);
}
.hero h1{font-size:42px;color:var(--gold-light);letter-spacing:1.5px;margin-bottom:18px;text-shadow:0 4px 16px rgba(0,0,0,.32)}
.hero-lead{font-size:15.5px;color:#f0e2c8;max-width:600px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.hero-tags li{
 font-size:13px;color:var(--gold-light);
 border:1px solid rgba(212,175,55,.45);background:rgba(0,0,0,.16);
 border-radius:999px;padding:4px 14px;letter-spacing:1px;
}
.stack{display:grid;grid-template-columns:1fr 1fr;gap:16px;padding-top:30px}
.stack-card{
 background:rgba(255,255,255,.07);
 border:1px solid rgba(212,175,55,.46);
 border-radius:var(--radius-lg);
 box-shadow:0 16px 34px rgba(0,0,0,.24);
 transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.stack-card:hover{transform:translateY(-4px);border-color:var(--gold);box-shadow:0 22px 44px rgba(0,0,0,.34)}
.stack-main{grid-column:1 / -1;overflow:hidden;padding:0}
.stack-media{position:relative}
.stack-media img{width:100%;height:172px;object-fit:cover}
.stack-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(94,19,19,.15),rgba(94,19,19,.72))}
.stack-body{padding:18px 22px 22px}
.stack-body h2{font-size:20px;color:#fff;margin-bottom:8px}
.stack-body p{font-size:14px;color:#f0e2c8;margin:0}
.stack-side{padding:22px 20px}
.stack-side-a{margin-top:0}
.stack-side-b{margin-top:-30px}
.stack-num{
 display:block;font-family:var(--serif);font-size:32px;font-weight:700;
 color:var(--gold-light);line-height:1.2;margin-bottom:6px;
}
.stack-side p{font-size:13.5px;color:#eddcbb;margin:0;line-height:1.65}

/* ===== 通用板块 ===== */
.section{padding:64px 0}
.section--alt{background:var(--bg-alt);border-top:1px solid rgba(212,175,55,.22);border-bottom:1px solid rgba(212,175,55,.22)}
.section--paper{background:var(--paper)}
.section-head{
 display:flex;align-items:flex-end;justify-content:space-between;gap:22px;
 margin-bottom:34px;flex-wrap:wrap;
}
.section-title{
 position:relative;padding-left:16px;font-size:29px;letter-spacing:1px;margin:0;
}
.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-dark));
}
.section-desc{color:var(--muted);font-size:15px;max-width:660px;margin:10px 0 0;padding-left:16px}
.more-link{font-size:14px;font-weight:700;color:var(--gold-dark);white-space:nowrap;transition:all var(--ease)}
.more-link::after{content:" →";transition:margin var(--ease)}
.more-link:hover{color:var(--red)}
.more-link:hover::after{margin-left:4px}

/* ===== 卡片矩阵 ===== */
.card-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.feature-card{
 position:relative;background:var(--paper);
 border:1px solid var(--line);border-radius:var(--radius);
 padding:30px 22px 24px;box-shadow:var(--shadow);
 transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.feature-card:hover{transform:translateY(-4px);border-color:var(--gold);box-shadow:var(--shadow-hover)}
.stamp{
 position:absolute;top:-11px;left:18px;
 display:inline-flex;align-items:center;justify-content:center;
 min-width:34px;height:26px;padding:0 8px;
 font-family:var(--serif);font-size:13px;letter-spacing:1px;
 color:var(--gold-light);
 background:linear-gradient(150deg,#a82626,#7a1a1a);
 border:1px solid var(--gold);border-radius:6px;
 box-shadow:0 4px 10px rgba(94,19,19,.28);
}
.feature-card h3{font-size:19px;margin-bottom:8px}
.feature-card p{font-size:14.5px;color:#574f40;margin:0}
.card-foot{
 margin-top:16px;padding-top:14px;border-top:1px dashed rgba(212,175,55,.4);
 font-size:13px;color:var(--muted);
}
.tag{
 display:inline-block;font-size:12.5px;line-height:1.6;
 padding:3px 11px;border-radius:999px;
 border:1px solid var(--line);color:var(--gold-dark);background:#fff9ec;
}
.tag-gold{background:rgba(212,175,55,.16);border-color:var(--gold);color:#8a6a10;font-weight:700}

/* ===== 捣蛋卡图鉴列表 ===== */
.trick-list{display:grid;gap:16px}
.trick-item{
 display:grid;grid-template-columns:auto 1fr auto;gap:20px;align-items:center;
 background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
 padding:18px 24px;box-shadow:var(--shadow);
 transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.trick-item:hover{transform:translateY(-3px);border-color:var(--gold);box-shadow:var(--shadow-hover)}
.trick-badge{
 width:54px;height:54px;flex:0 0 54px;border-radius:10px;
 display:flex;align-items:center;justify-content:center;
 font-family:var(--serif);font-size:22px;font-weight:700;color:var(--gold-light);
 background:linear-gradient(150deg,#a82626,#5e1313);
 border:1px solid var(--gold);box-shadow:inset 0 0 0 2px rgba(212,175,55,.18);
}
.trick-body h3{font-size:18px;margin-bottom:4px}
.trick-body p{font-size:14.5px;color:#574f40;margin:0}
.trick-meta{display:flex;gap:8px;flex-wrap:wrap;justify-content:flex-end}

/* ===== 流程时间线 ===== */
.flow{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.flow-step{
 position:relative;background:var(--paper);
 border:1px solid var(--line);border-radius:var(--radius);
 padding:24px 18px 20px;box-shadow:var(--shadow);
 transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.flow-step:hover{transform:translateY(-4px);border-color:var(--gold);box-shadow:var(--shadow-hover)}
.flow-num{
 display:block;font-family:var(--serif);font-size:26px;font-weight:700;
 color:var(--gold-dark);line-height:1;margin-bottom:12px;
}
.flow-step h3{font-size:17px;margin-bottom:6px}
.flow-step p{font-size:13.5px;color:#5d5545;margin:0;line-height:1.75}

/* ===== 结算图文区 ===== */
.split{display:grid;grid-template-columns:1fr 1fr;gap:46px;align-items:center}
.split-media{position:relative}
.split-media img{
 width:100%;height:340px;object-fit:cover;
 border-radius:var(--radius-lg);border:2px solid var(--gold);
 box-shadow:0 18px 38px rgba(90,40,10,.22);
}
.split-media .media-badge{
 position:absolute;left:18px;bottom:18px;
 background:rgba(94,19,19,.9);border:1px solid var(--gold);
 border-radius:8px;padding:6px 14px;font-size:13px;color:var(--gold-light);
 letter-spacing:1px;
}
.split-body h2{font-size:28px;margin-bottom:14px}
.split-body p{color:#574f40;font-size:15px}
.stat-row{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:22px}
.stat{
 background:#fff8e8;border:1px solid var(--line);
 border-radius:var(--radius);padding:16px 12px;text-align:center;
 transition:border-color var(--ease),box-shadow var(--ease),transform var(--ease);
}
.stat:hover{border-color:var(--gold);box-shadow:var(--shadow);transform:translateY(-2px)}
.stat-num{
 display:block;font-family:var(--serif);font-size:26px;font-weight:700;
 color:var(--gold-dark);line-height:1.2;
}
.stat-label{font-size:13px;color:var(--muted)}

/* ===== 误区对比 ===== */
.myth-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.myth-card{
 background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
 overflow:hidden;box-shadow:var(--shadow);
 transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.myth-card:hover{transform:translateY(-4px);border-color:var(--gold);box-shadow:var(--shadow-hover)}
.myth-top{background:#f3e7cf;padding:18px 22px 16px;border-bottom:1px dashed rgba(212,175,55,.55)}
.myth-top .tag{margin-bottom:8px}
.myth-top h3{font-size:17.5px;margin:0;color:#7a1a1a}
.myth-bottom{padding:18px 22px 22px}
.myth-bottom h4{font-size:14px;color:var(--gold-dark);margin-bottom:6px;letter-spacing:.5px}
.myth-bottom p{font-size:14.5px;color:#574f40;margin:0}

/* ===== 局型场景 ===== */
.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.scene-card{
 background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-lg);
 overflow:hidden;box-shadow:var(--shadow);
 transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.scene-card:hover{transform:translateY(-4px);border-color:var(--gold);box-shadow:var(--shadow-hover)}
.scene-card img{width:100%;height:170px;object-fit:cover}
.scene-body{padding:20px 22px 24px}
.scene-body h3{font-size:18px;margin-bottom:8px}
.scene-body p{font-size:14.5px;color:#574f40;margin-bottom:14px}
.scene-meta{display:flex;gap:8px;flex-wrap:wrap;font-size:12.5px;color:var(--muted)}

/* ===== FAQ ===== */
.faq-list{display:grid;gap:14px;max-width:940px}
.faq-item{
 background:var(--paper);border:1px solid var(--line);
 border-radius:var(--radius);box-shadow:var(--shadow);
 transition:border-color var(--ease),box-shadow var(--ease);
}
.faq-item:hover{border-color:var(--gold)}
.faq-item[open]{border-color:var(--gold);box-shadow:var(--shadow-hover)}
.faq-item summary{
 list-style:none;cursor:pointer;
 display:flex;align-items:center;justify-content:space-between;gap:16px;
 padding:17px 22px;font-family:var(--serif);font-size:17px;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
 content:"+";font-family:var(--sans);font-size:20px;font-weight:400;
 color:var(--gold-dark);line-height:1;transition:transform var(--ease);
}
.faq-item[open] summary{color:var(--red)}
.faq-item[open] summary::after{content:"−";color:var(--red)}
.faq-answer{padding:0 22px 20px;font-size:15px;color:#574f40;border-top:1px dashed rgba(212,175,55,.42);padding-top:14px;margin-top:2px}

/* ===== CTA ===== */
.cta-band{
 position:relative;overflow:hidden;
 background:linear-gradient(140deg,#8c1f1f,#5e1313);
 border:1px solid var(--gold);border-radius:var(--radius-lg);
 padding:44px 40px;color:#fff;
 display:grid;grid-template-columns:1.5fr .5fr;gap:30px;align-items:center;
 box-shadow:0 22px 46px rgba(94,19,19,.28);
}
.cta-band::after{
 content:"";position:absolute;inset:0;pointer-events:none;
 background-image:radial-gradient(rgba(255,255,255,.06) 1px,transparent 1px);
 background-size:20px 20px;opacity:.55;
}
.cta-inner{position:relative;z-index:2}
.cta-band h2{font-size:30px;color:var(--gold-light);margin-bottom:12px}
.cta-band p{color:#f0e2c8;font-size:15px;margin:0;max-width:640px}
.cta-actions{position:relative;z-index:2;display:flex;flex-direction:column;gap:12px;align-items:stretch}
.cta-actions .btn-gold,.cta-actions .btn-ghost-light{width:100%}

/* ===== 页脚 ===== */
.site-footer{
 background:linear-gradient(180deg,#7a1a1a,#5e1313);
 color:#e8d8b6;
 border-top:1px solid var(--gold);
 padding:52px 0 0;
 margin-top:0;
}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:38px;padding-bottom:34px}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:14px;font-family:var(--serif);font-size:18px;color:#fff;letter-spacing:1px}
.footer-about{font-size:14px;color:#dcc79c;max-width:360px;margin:0}
.footer-col h3{
 font-size:15px;color:var(--gold-light);letter-spacing:1px;margin-bottom:14px;
 padding-bottom:8px;border-bottom:1px solid rgba(212,175,55,.3);display:inline-block;
}
.footer-col ul{display:grid;gap:9px}
.footer-col a{font-size:14px;color:#e8d8b6;transition:color var(--ease),padding-left var(--ease)}
.footer-col a:hover{color:var(--gold-light);padding-left:4px}
.footer-copy{
 border-top:1px solid rgba(212,175,55,.28);
 padding:18px 0 22px;
 display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;
 font-size:12.5px;color:#cbb487;letter-spacing:.4px;
}

/* ===== 响应式 ===== */
@media (max-width:1024px){
 .stage-grid{grid-template-columns:1fr;gap:38px}
 .hero h1{font-size:36px}
 .stack{padding-top:8px}
 .card-grid{grid-template-columns:repeat(2,1fr)}
 .flow{grid-template-columns:repeat(3,1fr)}
 .split{grid-template-columns:1fr;gap:32px}
 .split-media img{height:300px}
 .myth-grid,.scene-grid{grid-template-columns:repeat(2,1fr)}
 .cta-band{grid-template-columns:1fr;padding:36px 28px}
 .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
}
@media (max-width:860px){
 .nav-toggle{display:block}
 .main-nav{
  display:none;position:absolute;left:0;right:0;top:100%;margin-top:10px;
  background:linear-gradient(180deg,#7a1a1a,#5e1313);
  border:1px solid var(--gold);border-radius:12px;
  padding:16px 18px;flex-direction:column;align-items:stretch;gap:14px;
  box-shadow:0 20px 40px rgba(0,0,0,.4);z-index:70;
 }
 .main-nav.open{display:flex}
 .nav-list{flex-direction:column;align-items:stretch;gap:4px}
 .nav-link{display:block;padding:10px 4px;font-size:15px}
 .nav-link::after{display:none}
 .nav-link.active{background:rgba(212,175,55,.12);border-radius:6px;padding-left:10px}
 .nav-cta{width:100%;padding:11px 20px}
 .brand-text{font-size:16px;letter-spacing:.5px}
 .section{padding:50px 0}
 .section-title{font-size:24px}
 .hero{padding:44px 0 56px}
 .hero h1{font-size:30px;letter-spacing:1px}
 .trick-item{grid-template-columns:auto 1fr;gap:16px}
 .trick-meta{grid-column:1 / -1;justify-content:flex-start}
}
@media (max-width:620px){
 .hero h1{font-size:26px}
 .hero-lead{font-size:14.5px}
 .stack{grid-template-columns:1fr;padding-top:0}
 .stack-side-b{margin-top:0}
 .stack-media img{height:150px}
 .card-grid,.myth-grid,.scene-grid,.flow{grid-template-columns:1fr}
 .stat-row{grid-template-columns:1fr}
 .split-media img{height:220px}
 .footer-grid{grid-template-columns:1fr;gap:26px}
 .footer-copy{flex-direction:column;align-items:flex-start;gap:6px}
 .cta-band h2{font-size:23px}
 .hero-actions .btn-gold,.hero-actions .btn-ghost-light{width:100%}
 .faq-item summary{font-size:15.5px;padding:15px 16px}
 .faq-answer{padding:12px 16px 18px}
 .more-link{font-size:13.5px}
}

/* roulang page: category2 */
:root{
 --red:#8c1f1f;
 --red-deep:#5e1313;
 --red-soft:#a52b2b;
 --gold:#d4af37;
 --gold-light:#e8c87a;
 --gold-dark:#b8860b;
 --bg:#f7f2e7;
 --bg-alt:#efe6d5;
 --paper:#fffdf8;
 --ink:#3a3428;
 --muted:#8a8070;
 --line:rgba(212,175,55,.38);
 --serif:"Songti SC","SimSun","思源宋体","Source Han Serif SC","Noto Serif SC",serif;
 --sans:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,sans-serif;
 --radius:10px;
 --radius-lg:16px;
 --shadow:0 6px 18px rgba(90,40,10,.08);
 --shadow-hover:0 16px 34px rgba(90,40,10,.18);
 --ease:.26s cubic-bezier(.2,.7,.4,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
 margin:0;
 font-family:var(--sans);
 font-size:16px;
 line-height:1.8;
 color:var(--ink);
 background:var(--bg);
 -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5,h6{font-family:var(--serif);font-weight:700;line-height:1.35;margin:0;color:var(--ink)}
p{margin:0 0 1em}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0;list-style:none}
a{color:var(--gold-dark);text-decoration:none;transition:color var(--ease)}
a:hover{color:var(--red)}
img{max-width:100%;display:block}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--gold-dark);outline-offset:3px;border-radius:4px}
.container{width:100%;max-width:1180px;margin:0 auto;padding-left:20px;padding-right:20px}
/* ============ 顶部公告条 ============ */
.topbar{background:var(--red-deep);border-bottom:1px solid rgba(212,175,55,.35);color:#e6d3a8;font-size:13px}
.topbar .container{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:38px;flex-wrap:wrap}
.topbar-crumb{display:flex;align-items:center;gap:8px;color:#e6d3a8}
.topbar-crumb a{color:var(--gold-light)}
.topbar-crumb a:hover{color:#fff}
.topbar-crumb .sep{color:rgba(232,200,122,.5)}
.topbar-note{color:#d9c79c;letter-spacing:.5px}
/* ============ 导航 ============ */
.site-header{
 position:sticky;top:0;z-index:60;
 background:linear-gradient(180deg,#8c1f1f,#7a1a1a);
 box-shadow:0 6px 20px rgba(70,15,15,.28);
 border-bottom:1px solid rgba(212,175,55,.45);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:64px}
.brand{display:flex;align-items:center;gap:12px;color:#fff}
.brand:hover{color:#fff}
.brand-mark{
 width:38px;height:38px;flex:0 0 38px;border-radius:9px;
 display:flex;align-items:center;justify-content:center;
 font-family:var(--serif);font-size:20px;font-weight:700;color:var(--gold-light);
 background:linear-gradient(150deg,#a82626,#5e1313);
 border:1px solid var(--gold);
 box-shadow:inset 0 0 0 2px rgba(212,175,55,.15);
}
.brand-text{font-family:var(--serif);font-size:19px;letter-spacing:1px;color:#fff;white-space:nowrap}
.main-nav{display:flex;align-items:center;gap:26px}
.nav-list{display:flex;align-items:center;gap:22px}
.nav-link{
 position:relative;display:inline-block;padding:6px 2px;
 font-size:15px;color:#f1e2c4;letter-spacing:.5px;
}
.nav-link::after{
 content:"";position:absolute;left:0;right:0;bottom:-1px;height:2px;
 background:linear-gradient(90deg,var(--gold),var(--gold-light));
 border-radius:2px;transform:scaleX(0);transform-origin:left;transition:transform var(--ease);
}
.nav-link:hover{color:var(--gold-light)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.active{color:var(--gold-light);font-weight:600}
.nav-link.active::after{transform:scaleX(1)}
.nav-toggle{
 display:none;width:42px;height:38px;border:1px solid rgba(212,175,55,.55);
 background:rgba(0,0,0,.12);border-radius:8px;padding:9px 10px;cursor:pointer;
}
.nav-toggle span{display:block;height:2px;background:var(--gold-light);border-radius:2px;margin-bottom:5px;transition:transform var(--ease),opacity var(--ease)}
.nav-toggle span:last-child{margin-bottom:0}
/* ============ 按钮 ============ */
.btn-gold{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:12px 28px;border-radius:8px;border:1px solid rgba(255,255,255,.25);
 background:linear-gradient(135deg,#e6c862,#d4af37 45%,#b8860b);
 color:#fff;font-weight:700;font-size:15px;letter-spacing:.5px;
 box-shadow:0 8px 18px rgba(184,134,11,.28);
 transition:transform var(--ease),box-shadow var(--ease),filter var(--ease);
}
.btn-gold:hover{color:#fff;transform:translateY(-2px);filter:brightness(1.06);box-shadow:0 14px 26px rgba(184,134,11,.4)}
.btn-gold:active{transform:translateY(0)}
.btn-outline-gold{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:12px 28px;border-radius:8px;
 background:#fff;border:1px solid var(--gold-dark);color:var(--gold-dark);
 font-weight:700;font-size:15px;letter-spacing:.5px;
 transition:all var(--ease);
}
.btn-outline-gold:hover{background:#fff8e6;color:var(--red);border-color:var(--red);transform:translateY(-2px)}
.btn-ghost{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:12px 26px;border-radius:8px;
 background:transparent;border:1px solid rgba(232,200,122,.7);color:var(--gold-light);
 font-weight:600;font-size:15px;transition:all var(--ease);
}
.btn-ghost:hover{background:rgba(232,200,122,.12);color:#fff;border-color:var(--gold-light);transform:translateY(-2px)}
.nav-cta{padding:9px 20px;font-size:14px;border-radius:8px;white-space:nowrap}
/* ============ 面包屑条 ============ */
.crumb-bar{background:var(--bg-alt);border-bottom:1px solid var(--line)}
.crumb-bar .container{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:52px;flex-wrap:wrap}
.crumbs{display:flex;align-items:center;gap:9px;font-size:13.5px;color:var(--muted)}
.crumbs a{color:var(--red-soft);font-weight:600}
.crumbs a:hover{color:var(--gold-dark)}
.crumbs .sep{color:rgba(138,128,112,.55)}
.crumbs .current{color:var(--ink);font-weight:600}
.crumb-back{font-size:13.5px;font-weight:600;color:var(--gold-dark);display:inline-flex;align-items:center;gap:6px}
.crumb-back:hover{color:var(--red)}
/* ============ 通用板块 ============ */
.section{padding:64px 0;position:relative}
.section-alt{background:var(--bg-alt)}
.section-paper{background:var(--paper)}
.section-line{border-top:1px solid var(--line)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:34px;flex-wrap:wrap}
.section-title{
 position:relative;padding-left:16px;
 font-size:29px;letter-spacing:1px;color:var(--red);
}
.section-title::before{
 content:"";position:absolute;left:0;top:6px;bottom:6px;width:5px;border-radius:3px;
 background:linear-gradient(180deg,var(--gold-light),var(--gold-dark));
}
.section-sub{margin-top:10px;padding-left:16px;color:var(--muted);font-size:14.5px;max-width:720px}
.more-link{font-size:14px;font-weight:700;color:var(--gold-dark);white-space:nowrap;display:inline-flex;align-items:center;gap:6px}
.more-link:hover{color:var(--red)}
.more-link::after{content:"›";font-size:18px;line-height:1}
/* ============ Hero 限时牌桌 ============ */
.hero{
 position:relative;overflow:hidden;
 padding:52px 0 60px;
 background:linear-gradient(140deg,#8c1f1f 0%,#6f1717 55%,#5e1313 100%);
 color:#fff;
}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.14;filter:saturate(.6)}
.hero::after{
 content:"";position:absolute;inset:0;pointer-events:none;
 background-image:radial-gradient(rgba(255,255,255,.05) 1px,transparent 1px);
 background-size:22px 22px;opacity:.55;
}
.hero-inner{position:relative;z-index:2}
.flash-strip{
 display:flex;align-items:center;gap:14px;flex-wrap:wrap;
 background:rgba(0,0,0,.22);border:1px solid rgba(212,175,55,.5);
 border-radius:12px;padding:10px 18px;margin-bottom:26px;
}
.flash-label{
 display:inline-flex;align-items:center;gap:8px;
 font-size:13px;letter-spacing:1.5px;color:#3a2000;font-weight:700;
 background:linear-gradient(135deg,#efd27a,#d4af37);
 border-radius:999px;padding:4px 14px;
}
.flash-text{font-size:14px;color:#f0e2c8}
.countdown{display:flex;align-items:center;gap:6px;font-family:var(--serif);margin-left:auto}
.countdown .unit{
 min-width:38px;text-align:center;padding:4px 6px;border-radius:7px;
 background:rgba(212,175,55,.16);border:1px solid rgba(212,175,55,.45);
 color:var(--gold-light);font-size:17px;font-weight:700;letter-spacing:1px;
}
.countdown .dot{color:var(--gold-light);font-weight:700}
.countdown .cap{font-size:12px;color:#d9c79c;font-family:var(--sans);letter-spacing:0}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:center}
.hero h1{font-size:40px;color:var(--gold-light);letter-spacing:1.2px;margin-bottom:18px;text-shadow:0 4px 16px rgba(0,0,0,.32)}
.hero-lead{font-size:15.5px;color:#f0e2c8;max-width:640px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.hero-tags li{
 font-size:13px;color:var(--gold-light);
 border:1px solid rgba(212,175,55,.45);background:rgba(0,0,0,.16);
 border-radius:999px;padding:4px 14px;letter-spacing:1px;
}
.pick-card{
 position:relative;background:rgba(255,255,255,.07);
 border:2px solid rgba(212,175,55,.7);border-radius:var(--radius-lg);
 padding:16px;box-shadow:0 18px 40px rgba(0,0,0,.32);
 transition:transform var(--ease),box-shadow var(--ease);
}
.pick-card:hover{transform:translateY(-4px);box-shadow:0 24px 48px rgba(0,0,0,.42)}
.pick-card .pick-badge{
 position:absolute;top:-12px;left:16px;
 background:linear-gradient(135deg,#e6c862,#b8860b);
 color:#3a2000;font-size:12px;font-weight:700;letter-spacing:1px;
 padding:3px 12px;border-radius:6px;border:1px solid rgba(255,255,255,.4);
}
.pick-figure{border-radius:12px;overflow:hidden;border:1px solid rgba(212,175,55,.5);background:#2a0c0c}
.pick-figure img{width:100%;height:196px;object-fit:cover}
.pick-body{padding:16px 6px 4px}
.pick-body h2{font-size:19px;color:#fff;margin-bottom:6px}
.pick-body p{font-size:13.5px;color:#e6d3a8;margin-bottom:14px;line-height:1.7}
.pick-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.pick-meta .num{font-family:var(--serif);font-size:22px;color:var(--gold-light);font-weight:700;letter-spacing:1px}
.pick-meta .num small{font-family:var(--sans);font-size:12px;color:#d9c79c;font-weight:400;margin-left:4px;letter-spacing:0}
.pick-btn{padding:9px 20px;font-size:14px;border-radius:8px}
/* ============ 数据条 ============ */
.stat-band{background:var(--red-deep);border-top:1px solid rgba(212,175,55,.4);border-bottom:1px solid rgba(212,175,55,.4)}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.stat-item{padding:28px 22px;text-align:center;border-right:1px solid rgba(212,175,55,.22)}
.stat-item:last-child{border-right:0}
.stat-num{font-family:var(--serif);font-size:32px;font-weight:700;color:var(--gold-light);letter-spacing:1px;line-height:1.2}
.stat-num small{font-size:15px;margin-left:3px}
.stat-txt{font-size:13px;color:#d9c79c;margin-top:6px;letter-spacing:.5px}
/* ============ 技巧矩阵卡片 ============ */
.card-y{
 position:relative;height:100%;
 background:var(--paper);
 border:1px solid var(--line);border-radius:var(--radius);
 padding:30px 24px 24px;
 box-shadow:var(--shadow);
 transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.card-y:hover{transform:translateY(-4px);border-color:var(--gold);box-shadow:var(--shadow-hover)}
.stamp{
 position:absolute;top:-1px;left:-1px;
 width:38px;height:38px;display:flex;align-items:center;justify-content:center;
 font-family:var(--serif);font-size:16px;font-weight:700;color:var(--gold-light);
 background:linear-gradient(150deg,#a82626,#7a1a1a);
 border:1px solid var(--gold);border-radius:6px 0 6px 0;
 letter-spacing:0;
}
.card-y h3{font-size:19px;color:var(--red);margin:6px 0 10px;padding-left:6px}
.card-y p{font-size:14.5px;color:var(--muted);line-height:1.85}
.card-y .card-list{margin-top:12px;display:grid;gap:6px}
.card-y .card-list li{position:relative;padding-left:16px;font-size:13.5px;color:var(--ink)}
.card-y .card-list li::before{content:"";position:absolute;left:0;top:9px;width:6px;height:6px;border-radius:50%;background:var(--gold)}
/* ============ 流程 ============ */
.step-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.step-item{
 position:relative;background:var(--paper);border:1px solid var(--line);
 border-radius:var(--radius);padding:28px 22px 24px;box-shadow:var(--shadow);
 transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.step-item:hover{transform:translateY(-4px);border-color:var(--gold);box-shadow:var(--shadow-hover)}
.step-no{
 font-family:var(--serif);font-size:34px;font-weight:700;line-height:1;
 color:rgba(212,175,55,.45);margin-bottom:12px;letter-spacing:1px;
}
.step-item h3{font-size:18px;color:var(--red);margin-bottom:8px}
.step-item p{font-size:14px;color:var(--muted);line-height:1.8}
.step-item::after{
 content:"";position:absolute;right:-11px;top:50%;transform:translateY(-50%);
 width:12px;height:12px;border-right:2px solid var(--gold);border-top:2px solid var(--gold);
 rotate:45deg;opacity:.6;
}
.step-item:last-child::after{display:none}
/* ============ 案例墙 ============ */
.case-card{
 height:100%;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
 overflow:hidden;box-shadow:var(--shadow);transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.case-card:hover{transform:translateY(-4px);border-color:var(--gold);box-shadow:var(--shadow-hover)}
.case-figure{position:relative;background:#2a0c0c;overflow:hidden}
.case-figure img{width:100%;height:186px;object-fit:cover;transition:transform .5s var(--ease)}
.case-card:hover .case-figure img{transform:scale(1.05)}
.case-tag{
 position:absolute;left:12px;bottom:12px;
 font-size:12px;letter-spacing:1px;color:#3a2000;font-weight:700;
 background:linear-gradient(135deg,#efd27a,#d4af37);
 padding:3px 10px;border-radius:5px;
}
.case-body{padding:20px 20px 22px}
.case-body h3{font-size:18px;color:var(--red);margin-bottom:8px}
.case-body p{font-size:14px;color:var(--muted);line-height:1.8}
.case-foot{margin-top:14px;padding-top:12px;border-top:1px dashed var(--line);display:flex;gap:14px;flex-wrap:wrap;font-size:12.5px;color:var(--muted)}
.case-foot b{color:var(--gold-dark);font-family:var(--serif);font-size:15px}
/* ============ 节奏对照 ============ */
.rhythm-wrap{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-lg);padding:10px;box-shadow:var(--shadow);overflow-x:auto}
.rhythm-table{width:100%;border-collapse:collapse;min-width:640px}
.rhythm-table thead th{
 background:linear-gradient(180deg,#8c1f1f,#6f1717);
 color:var(--gold-light);font-family:var(--serif);font-size:15px;font-weight:700;
 letter-spacing:1px;padding:14px 18px;text-align:left;white-space:nowrap;
}
.rhythm-table thead th:first-child{border-radius:8px 0 0 8px}
.rhythm-table thead th:last-child{border-radius:0 8px 8px 0}
.rhythm-table tbody td{padding:15px 18px;font-size:14.5px;border-bottom:1px solid rgba(212,175,55,.22);color:var(--ink);vertical-align:top}
.rhythm-table tbody tr:last-child td{border-bottom:0}
.rhythm-table tbody tr:hover td{background:#fff8e6}
.rhythm-table td:first-child{font-weight:700;color:var(--red);font-family:var(--serif);font-size:15.5px;white-space:nowrap}
.badge-soft{
 display:inline-block;font-size:12px;padding:2px 10px;border-radius:999px;
 background:rgba(212,175,55,.16);border:1px solid rgba(212,175,55,.5);color:var(--gold-dark);font-weight:600;
}
/* ============ 图文双栏 ============ */
.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.split-figure{
 position:relative;border-radius:var(--radius-lg);overflow:hidden;
 border:2px solid var(--gold);box-shadow:var(--shadow-hover);
}
.split-figure img{width:100%;height:360px;object-fit:cover}
.split-figure .figure-cap{
 position:absolute;left:0;right:0;bottom:0;padding:16px 20px;
 background:linear-gradient(0deg,rgba(58,15,15,.92),rgba(58,15,15,.05));
 color:var(--gold-light);font-size:13.5px;letter-spacing:.5px;
}
.split h2{font-size:28px;color:var(--red);margin-bottom:16px}
.split p{font-size:15px;color:#5b5344}
.point-list{margin-top:22px;display:grid;gap:14px}
.point-list li{
 display:flex;gap:12px;align-items:flex-start;
 background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
 padding:14px 16px;box-shadow:0 2px 8px rgba(90,40,10,.05);
 transition:transform var(--ease),border-color var(--ease);
}
.point-list li:hover{transform:translateX(4px);border-color:var(--gold)}
.point-list .ic{
 flex:0 0 26px;width:26px;height:26px;border-radius:7px;
 display:flex;align-items:center;justify-content:center;
 border:1px solid var(--gold);color:var(--gold-dark);
 font-family:var(--serif);font-size:13px;font-weight:700;
 background:rgba(212,175,55,.1);
}
.point-list strong{display:block;font-size:15px;color:var(--red);font-family:var(--serif)}
.point-list span.desc{font-size:13.5px;color:var(--muted);line-height:1.7}
/* ============ 资讯列表 ============ */
.news-list{display:grid;gap:16px}
.news-item{
 display:grid;grid-template-columns:190px 1fr auto;gap:22px;align-items:center;
 background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
 padding:14px;box-shadow:var(--shadow);
 transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.news-item:hover{transform:translateY(-3px);border-color:var(--gold);box-shadow:var(--shadow-hover)}
.news-thumb{border-radius:8px;overflow:hidden;background:#2a0c0c}
.news-thumb img{width:100%;height:118px;object-fit:cover;transition:transform .5s var(--ease)}
.news-item:hover .news-thumb img{transform:scale(1.06)}
.news-body h3{font-size:17.5px;color:var(--red);margin-bottom:6px}
.news-body p{font-size:13.8px;color:var(--muted);line-height:1.75;margin:0}
.news-meta{display:flex;gap:12px;margin-top:8px;font-size:12.5px;color:var(--muted);flex-wrap:wrap}
.news-meta .tag{color:var(--gold-dark);font-weight:600}
.news-more{
 font-size:13.5px;font-weight:700;color:var(--gold-dark);white-space:nowrap;
 border:1px solid var(--gold);border-radius:8px;padding:7px 16px;transition:all var(--ease);
}
.news-more:hover{background:var(--gold);color:#fff}
/* ============ FAQ ============ */
.faq-acc{
 --bs-accordion-border-color:var(--line);
 --bs-accordion-border-radius:10px;
 --bs-accordion-inner-border-radius:8px;
 --bs-accordion-bg:var(--paper);
 --bs-accordion-btn-bg:var(--paper);
 --bs-accordion-color:var(--ink);
 --bs-accordion-btn-color:var(--red);
 --bs-accordion-active-bg:#fdf6e3;
 --bs-accordion-active-color:var(--red-deep);
 --bs-accordion-btn-focus-box-shadow:0 0 0 3px rgba(212,175,55,.3);
 --bs-accordion-btn-icon:url("data:image/svg+xml,%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-.708z'/%3e%3c/svg%3e");
 --bs-accordion-btn-active-icon:url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%238c1f1f'%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-.708z'/%3e%3c/svg%3e");
}
.faq-acc .accordion-item{margin-bottom:12px;border-radius:10px;overflow:hidden;box-shadow:0 3px 10px rgba(90,40,10,.06)}
.faq-acc .accordion-button{
 font-family:var(--serif);font-size:16.5px;font-weight:700;letter-spacing:.5px;
 padding:18px 22px;border-bottom:1px solid transparent;
}
.faq-acc .accordion-button:not(.collapsed){border-bottom-color:var(--line)}
.faq-acc .accordion-body{padding:18px 22px 22px;font-size:14.8px;line-height:1.9;color:#5b5344}
/* ============ 收口 CTA ============ */
.cta-band{
 position:relative;overflow:hidden;
 background:linear-gradient(140deg,#8c1f1f,#5e1313);
 border-top:1px solid var(--gold);border-bottom:1px solid var(--gold);
 padding:52px 0;
}
.cta-band::after{
 content:"";position:absolute;inset:0;pointer-events:none;
 background-image:radial-gradient(rgba(255,255,255,.045) 1px,transparent 1px);
 background-size:20px 20px;
}
.cta-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:30px;flex-wrap:wrap}
.cta-inner h2{font-size:28px;color:var(--gold-light);letter-spacing:1px;margin-bottom:10px}
.cta-inner p{color:#eadfc6;font-size:14.8px;margin:0;max-width:660px}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}
/* ============ 页脚 ============ */
.site-footer{
 background:linear-gradient(180deg,#6f1717,#4a0f0f);
 border-top:1px solid var(--gold);
 color:#e6d3a8;padding:48px 0 0;margin-top:0;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:40px;padding-bottom:34px}
.footer-brand{display:flex;align-items:center;gap:12px;font-family:var(--serif);font-size:19px;color:#fff;letter-spacing:1px;margin-bottom:14px}
.footer-about{font-size:13.8px;color:#d9c79c;line-height:1.85;max-width:400px;margin:0}
.footer-col h3{font-size:16px;color:var(--gold-light);margin-bottom:14px;letter-spacing:1px;padding-left:12px;position:relative}
.footer-col h3::before{content:"";position:absolute;left:0;top:5px;bottom:5px;width:3px;border-radius:2px;background:var(--gold)}
.footer-col ul{display:grid;gap:9px}
.footer-col a{font-size:13.8px;color:#d9c79c;transition:color var(--ease),padding-left var(--ease)}
.footer-col a:hover{color:var(--gold-light);padding-left:4px}
.footer-copy{
 border-top:1px solid rgba(212,175,55,.3);
 padding:18px 0 22px;display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;
 font-size:12.8px;color:#c9b287;
}
.footer-copy span{letter-spacing:.4px}
/* ============ 响应式 ============ */
@media (max-width:1024px){
 .hero h1{font-size:34px}
 .hero-grid{grid-template-columns:1fr;gap:34px}
 .pick-card{max-width:520px}
 .stat-grid{grid-template-columns:repeat(2,1fr)}
 .stat-item:nth-child(2){border-right:0}
 .stat-item:nth-child(1),.stat-item:nth-child(2){border-bottom:1px solid rgba(212,175,55,.22)}
 .step-grid{grid-template-columns:repeat(2,1fr)}
 .step-item:nth-child(2)::after{display:none}
 .split{grid-template-columns:1fr;gap:30px}
 .split-figure img{height:300px}
 .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
 .news-item{grid-template-columns:160px 1fr}
 .news-more{grid-column:1/-1;justify-self:start}
}
@media (max-width:860px){
 .nav-toggle{display:block}
 .main-nav{
  position:absolute;left:0;right:0;top:100%;
  flex-direction:column;align-items:stretch;gap:0;
  background:linear-gradient(180deg,#7a1a1a,#5e1313);
  border-top:1px solid rgba(212,175,55,.4);
  border-bottom:1px solid rgba(212,175,55,.4);
  padding:10px 20px 18px;
  display:none;box-shadow:0 18px 30px rgba(40,8,8,.45);
 }
 .site-header.nav-open .main-nav{display:flex}
 .nav-list{flex-direction:column;align-items:stretch;gap:0;width:100%}
 .nav-link{display:block;padding:12px 4px;border-bottom:1px dashed rgba(212,175,55,.22);font-size:15.5px}
 .nav-link::after{display:none}
 .nav-link.active{color:var(--gold-light)}
 .nav-cta{margin-top:14px;width:100%;padding:11px 20px}
 .header-inner{position:relative}
 .section{padding:50px 0}
 .section-title{font-size:24px}
 .hero{padding:40px 0 46px}
 .hero h1{font-size:30px}
 .countdown{margin-left:0}
}
@media (max-width:640px){
 .stat-grid{grid-template-columns:1fr}
 .stat-item{border-right:0;border-bottom:1px solid rgba(212,175,55,.22);padding:20px 16px}
 .stat-item:last-child{border-bottom:0}
 .step-grid{grid-template-columns:1fr}
 .step-item::after{display:none}
 .news-item{grid-template-columns:1fr;gap:14px}
 .news-thumb img{height:170px}
 .news-more{justify-self:stretch;text-align:center}
 .hero h1{font-size:26px}
 .pick-figure img{height:180px}
 .cta-inner h2{font-size:23px}
 .footer-grid{grid-template-columns:1fr;gap:26px}
 .footer-copy{flex-direction:column;align-items:flex-start;gap:6px}
 .hero-actions .btn-gold,.hero-actions .btn-ghost{width:100%}
 .cta-actions{width:100%}
 .cta-actions .btn-gold,.cta-actions .btn-outline-gold{width:100%}
}

/* roulang page: category3 */
:root{
  --red:#8c1f1f;
  --red-deep:#5e1313;
  --red-soft:#a52b2b;
  --gold:#d4af37;
  --gold-light:#e8c87a;
  --gold-dark:#b8860b;
  --bg:#f7f2e7;
  --bg-alt:#efe6d5;
  --paper:#fffdf8;
  --ink:#3a3428;
  --muted:#8a8070;
  --line:rgba(212,175,55,.38);
  --serif:"Songti SC","SimSun","思源宋体","Source Han Serif SC","Noto Serif SC",serif;
  --sans:"PingFang SC","Microsoft YaHei","Hiragino Sans GB",system-ui,-apple-system,sans-serif;
  --radius:10px;
  --radius-lg:16px;
  --shadow:0 6px 18px rgba(90,40,10,.08);
  --shadow-hover:0 16px 34px rgba(90,40,10,.18);
  --ease:.26s cubic-bezier(.2,.7,.4,1);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--sans);
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{font-family:var(--serif);font-weight:700;color:var(--red);line-height:1.4;margin:0 0 12px}
p{margin:0 0 12px}
a{color:var(--gold-dark);text-decoration:none;transition:color var(--ease)}
a:hover{color:var(--red)}
img{max-width:100%;display:block}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit}
.container{width:100%;max-width:1180px;margin:0 auto;padding-left:20px;padding-right:20px}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:linear-gradient(180deg,#8c1f1f,#7a1a1a);
  border-bottom:1px solid rgba(212,175,55,.45);
  box-shadow:0 6px 20px rgba(70,15,15,.28);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:64px}
.brand{display:flex;align-items:center;gap:12px;color:#fff}
.brand:hover{color:#fff}
.brand-mark{
  width:38px;height:38px;flex:0 0 38px;border-radius:9px;
  display:flex;align-items:center;justify-content:center;
  font-family:var(--serif);font-size:20px;font-weight:700;color:var(--gold-light);
  background:linear-gradient(150deg,#a82626,#5e1313);
  border:1px solid var(--gold);
  box-shadow:inset 0 0 0 2px rgba(212,175,55,.15);
}
.brand-text{font-family:var(--serif);font-size:19px;letter-spacing:1px;color:#fff;white-space:nowrap}
.main-nav{display:flex;align-items:center;gap:26px}
.nav-list{display:flex;align-items:center;gap:22px}
.nav-link{position:relative;display:inline-block;padding:6px 2px;font-size:15px;color:#f1e2c4;letter-spacing:.5px}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:2px;
  background:linear-gradient(90deg,var(--gold),var(--gold-light));
  border-radius:2px;transform:scaleX(0);transform-origin:left;transition:transform var(--ease);
}
.nav-link:hover{color:var(--gold-light)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.active{color:var(--gold-light);font-weight:600}
.nav-link.active::after{transform:scaleX(1)}
.nav-toggle{
  display:none;width:42px;height:38px;border:1px solid rgba(212,175,55,.55);
  background:rgba(0,0,0,.12);border-radius:8px;padding:9px 10px;cursor:pointer;
}
.nav-toggle span{display:block;height:2px;background:var(--gold-light);border-radius:2px;margin-bottom:5px}
.nav-toggle span:last-child{margin-bottom:0}
.nav-toggle:focus-visible{outline:2px solid var(--gold-light);outline-offset:2px}

/* ============ 按钮 ============ */
.btn-gold{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 28px;border-radius:8px;border:1px solid rgba(255,255,255,.25);
  background:linear-gradient(135deg,#e6c862,#d4af37 45%,#b8860b);
  color:#fff;font-weight:700;font-size:15px;letter-spacing:.5px;cursor:pointer;
  box-shadow:0 8px 18px rgba(184,134,11,.28);
  transition:transform var(--ease),box-shadow var(--ease),filter var(--ease);
}
.btn-gold:hover{color:#fff;transform:translateY(-2px);filter:brightness(1.06);box-shadow:0 14px 26px rgba(184,134,11,.4)}
.btn-gold:active{transform:translateY(0)}
.btn-gold:focus-visible{outline:2px solid var(--gold-light);outline-offset:3px}
.btn-outline-gold{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 28px;border-radius:8px;
  background:#fff;border:1px solid var(--gold-dark);color:var(--gold-dark);
  font-weight:700;font-size:15px;letter-spacing:.5px;
  transition:all var(--ease);
}
.btn-outline-gold:hover{background:#fff8e6;color:var(--red);border-color:var(--red);transform:translateY(-2px)}
.btn-outline-gold:focus-visible{outline:2px solid var(--gold);outline-offset:3px}
.nav-cta{padding:9px 20px;font-size:14px;border-radius:8px;white-space:nowrap}

/* ============ 面包屑 ============ */
.crumb-bar{background:var(--bg-alt);border-bottom:1px solid rgba(212,175,55,.3)}
.crumb-bar .container{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:48px;flex-wrap:wrap;font-size:13px;color:var(--muted)}
.breadcrumb-trail{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.breadcrumb-trail a{color:var(--red)}
.breadcrumb-trail a:hover{color:var(--gold-dark)}
.breadcrumb-trail .sep{color:rgba(138,128,112,.6)}
.breadcrumb-trail .current{color:var(--muted)}
.back-link{color:var(--gold-dark);font-weight:600;letter-spacing:.5px}
.back-link:hover{color:var(--red)}

/* ============ Hero ============ */
.page-hero{
  position:relative;overflow:hidden;
  padding:56px 0 68px;
  background:linear-gradient(140deg,#8c1f1f 0%,#6f1717 55%,#5e1313 100%);
  color:#f3e7cf;
}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.15;filter:saturate(.65)}
.page-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:22px 22px;opacity:.6;
}
.page-hero .container{position:relative;z-index:2}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:2px;color:var(--gold-light);
  border:1px solid rgba(212,175,55,.55);border-radius:999px;
  padding:5px 16px;margin-bottom:20px;background:rgba(212,175,55,.08);
}
.page-hero h1{color:var(--gold-light);font-size:40px;letter-spacing:1px;margin-bottom:18px;text-shadow:0 4px 16px rgba(0,0,0,.3)}
.hero-lead{font-size:16px;color:#f0e2c8;max-width:660px}
.toc-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px 18px;margin-top:24px}
.toc-list li{display:flex;gap:10px;font-size:14px;color:#e8d7b3;border-bottom:1px dashed rgba(212,175,55,.22);padding-bottom:8px}
.toc-list .num{color:var(--gold);font-weight:700;font-family:var(--serif)}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}

/* 资料卡 */
.paper-card{
  background:rgba(255,253,248,.97);
  border:1px solid var(--gold);
  border-radius:var(--radius-lg);
  padding:20px;
  color:var(--ink);
  box-shadow:0 22px 44px rgba(0,0,0,.32);
}
.paper-cover{position:relative;border-radius:10px;overflow:hidden;border:1px solid var(--line);aspect-ratio:16/10;background:#efe6d5}
.paper-cover img{width:100%;height:100%;object-fit:cover}
.cover-badge{
  position:absolute;left:12px;top:12px;
  background:linear-gradient(150deg,#a82626,#6f1717);
  color:var(--gold-light);border:1px solid var(--gold);
  border-radius:6px;font-family:var(--serif);font-size:13px;
  padding:3px 10px;letter-spacing:1px;
}
.paper-title{font-size:19px;margin:16px 0 6px;color:var(--red)}
.paper-desc{font-size:14px;color:var(--muted);margin-bottom:14px}
.lead-form{display:flex;gap:8px}
.lead-form input{
  flex:1;min-width:0;padding:11px 12px;
  border:1px solid var(--line);border-radius:8px;
  background:#fff;font-size:14px;color:var(--ink);font-family:inherit;
  transition:border-color var(--ease),box-shadow var(--ease);
}
.lead-form input::placeholder{color:#b0a795}
.lead-form input:focus{outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(212,175,55,.25)}
.lead-form .btn-gold{padding:11px 18px;font-size:14px;white-space:nowrap}
.form-note{font-size:12px;color:var(--muted);margin:10px 0 0}
.form-tip{display:none;font-size:13px;color:var(--red);background:#fdf4e0;border:1px solid var(--line);border-radius:8px;padding:8px 12px;margin:10px 0 0}

/* ============ 通用区块 ============ */
.section{padding:64px 0}
.section.alt{background:var(--bg-alt);border-top:1px solid rgba(212,175,55,.22);border-bottom:1px solid rgba(212,175,55,.22)}
.section.deep{background:linear-gradient(180deg,#fffdf8,#f7f2e7)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:34px}
.section-title{position:relative;padding-left:16px;margin:0;font-size:30px;letter-spacing:.5px}
.section-title::before{
  content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:4px;border-radius:2px;
  background:linear-gradient(180deg,var(--gold-light),var(--gold-dark));
}
.section-sub{color:var(--muted);font-size:15px;margin:10px 0 0;max-width:680px}
.more-link{color:var(--gold-dark);font-weight:600;font-size:14px;white-space:nowrap;border-bottom:1px solid transparent}
.more-link:hover{color:var(--red);border-bottom-color:var(--red)}

/* 数据卡 */
.stat-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.stat-card{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px 20px;box-shadow:var(--shadow);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.stat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--gold)}
.stat-num{display:block;font-family:var(--serif);font-size:30px;font-weight:700;color:var(--gold-dark);line-height:1.2;margin-bottom:6px}
.stat-card h3{font-size:19px;margin-bottom:8px}
.stat-card p{font-size:14px;color:#5c5445;margin:0}

/* 表格 */
.table-wrap{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow);overflow:hidden}
.score-table{width:100%;border-collapse:collapse;margin:0}
.score-table thead th{
  background:linear-gradient(180deg,#8c1f1f,#6f1717);
  color:var(--gold-light);font-family:var(--serif);font-size:15px;font-weight:700;
  padding:14px 16px;text-align:left;letter-spacing:.5px;border:0;
}
.score-table td{padding:14px 16px;font-size:15px;border-top:1px solid rgba(212,175,55,.24);vertical-align:top;color:#4b4436}
.score-table tbody tr:nth-child(even){background:rgba(239,230,213,.45)}
.score-table tbody tr:hover{background:rgba(212,175,55,.13)}
.score-table .rate{font-family:var(--serif);font-weight:700;color:var(--gold-dark);white-space:nowrap}
.table-caption{font-size:13px;color:var(--muted);padding:12px 16px;border-top:1px solid rgba(212,175,55,.24);background:rgba(255,253,248,.6)}

/* 侧栏提示卡 */
.side-note{
  background:linear-gradient(160deg,#8c1f1f,#5e1313);
  border:1px solid var(--gold);border-radius:var(--radius-lg);
  padding:24px 22px;color:#f0e2c8;box-shadow:0 14px 30px rgba(90,20,20,.24);
}
.side-note h3{color:var(--gold-light);font-size:20px;margin-bottom:14px}
.side-note ul{display:grid;gap:12px}
.side-note li{font-size:14px;color:#efdfc0;padding-left:16px;position:relative}
.side-note li::before{content:"";position:absolute;left:0;top:.72em;width:7px;height:7px;border-radius:2px;background:var(--gold)}
.side-note strong{color:#fff}

/* 时间线 */
.timeline{position:relative;padding-left:28px;margin-top:6px}
.timeline::before{content:"";position:absolute;left:7px;top:8px;bottom:8px;width:2px;background:linear-gradient(180deg,var(--gold),rgba(212,175,55,.12))}
.tl-item{position:relative;padding-bottom:26px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{
  content:"";position:absolute;left:-28px;top:6px;width:16px;height:16px;border-radius:50%;
  background:var(--paper);border:2px solid var(--gold);box-shadow:0 0 0 3px rgba(212,175,55,.15);
}
.tl-item h3{font-size:19px;margin-bottom:6px}
.tl-item p{font-size:14.5px;color:#544c3e;margin:0}
.tl-tag{display:inline-block;font-size:12px;color:var(--gold-dark);border:1px solid var(--line);border-radius:999px;padding:1px 10px;margin-left:8px;vertical-align:middle}

/* 卡片矩阵 */
.card-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.info-card{
  position:relative;background:var(--paper);border:1px solid var(--line);
  border-radius:var(--radius);padding:32px 22px 24px;box-shadow:var(--shadow);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.info-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--gold)}
.seal{
  position:absolute;top:-14px;left:16px;width:38px;height:38px;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(150deg,#a82626,#6f1717);
  color:var(--gold-light);border:2px solid var(--gold);border-radius:8px;
  font-family:var(--serif);font-size:18px;font-weight:700;
  box-shadow:0 6px 14px rgba(90,20,20,.28);
}
.info-card h3{font-size:19px;margin-bottom:8px}
.info-card p{font-size:14.5px;color:#544c3e;margin-bottom:10px}
.card-meta{font-size:13px;color:var(--muted);border-top:1px dashed rgba(212,175,55,.35);padding-top:10px}
.card-meta b{color:var(--gold-dark);font-family:var(--serif)}

/* 对照区 */
.compare-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
.compare-card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-lg);padding:26px 24px;box-shadow:var(--shadow)}
.compare-card h3{display:flex;align-items:center;gap:10px;font-size:20px;margin-bottom:16px}
.tag-pill{display:inline-block;font-size:12px;padding:2px 10px;border-radius:999px;letter-spacing:1px;font-family:var(--sans)}
.pill-red{background:rgba(140,31,31,.1);color:var(--red);border:1px solid rgba(140,31,31,.3)}
.pill-gold{background:rgba(212,175,55,.15);color:var(--gold-dark);border:1px solid var(--line)}
.compare-card ul{display:grid;gap:14px}
.compare-card li{font-size:14.5px;color:#514a3c;padding-left:20px;position:relative;line-height:1.75}
.compare-card li::before{content:"";position:absolute;left:0;top:.68em;width:8px;height:8px;border-radius:2px;background:var(--red-soft)}
.compare-card.good li::before{background:var(--gold-dark)}
.compare-card li b{color:var(--red)}

/* 示例拆解 */
.example-figure{border:2px solid var(--gold);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-hover);background:#efe6d5}
.example-figure img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3}
.example-steps{display:grid;gap:14px;margin-top:18px}
.step-row{display:flex;gap:14px;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px;transition:transform var(--ease),border-color var(--ease)}
.step-row:hover{transform:translateX(4px);border-color:var(--gold)}
.step-no{
  flex:0 0 32px;width:32px;height:32px;border-radius:8px;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(150deg,#a82626,#6f1717);color:var(--gold-light);
  font-family:var(--serif);font-weight:700;font-size:15px;border:1px solid var(--gold);
}
.step-row h4{font-size:17px;margin:0 0 4px}
.step-row p{font-size:14px;color:#544c3e;margin:0}

/* 清单 */
.check-list{display:grid;gap:14px}
.check-list li{display:flex;gap:12px;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:14px 18px;font-size:15px;color:#4b4436;box-shadow:0 3px 10px rgba(90,40,10,.05)}
.check-list li::before{
  content:"";flex:0 0 14px;width:14px;height:14px;margin-top:6px;border-radius:3px;
  background:linear-gradient(135deg,var(--gold-light),var(--gold-dark));
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.5);
}
.check-list b{color:var(--red)}

/* FAQ */
.faq-item{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);margin-bottom:12px;overflow:hidden;transition:border-color var(--ease),box-shadow var(--ease)}
.faq-item:hover{border-color:var(--gold);box-shadow:0 8px 20px rgba(90,40,10,.1)}
.faq-item summary{
  cursor:pointer;list-style:none;padding:16px 20px;font-family:var(--serif);font-size:17px;
  color:var(--red);display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";color:var(--gold-dark);font-size:22px;line-height:1;font-family:var(--sans)}
.faq-item[open] summary::after{content:"–"}
.faq-item summary:focus-visible{outline:2px solid var(--gold);outline-offset:-2px}
.faq-body{padding:0 20px 18px;font-size:15px;color:#514a3c}

/* CTA */
.cta-band{
  position:relative;overflow:hidden;
  background:linear-gradient(135deg,#8c1f1f,#5e1313);
  border-top:1px solid var(--gold);border-bottom:1px solid var(--gold);
  padding:56px 0;color:#f3e7cf;
}
.cta-band::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(rgba(212,175,55,.18) 1px,transparent 1px);
  background-size:24px 24px;opacity:.5;
}
.cta-band .container{position:relative;z-index:2}
.cta-band h2{color:var(--gold-light);font-size:30px;margin-bottom:12px}
.cta-band p{color:#f0e2c8;max-width:640px;font-size:15.5px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:24px}

/* 页脚 */
.site-footer{background:linear-gradient(180deg,#661616,#4d1010);border-top:1px solid var(--gold);color:#e6d3a8;padding:52px 0 0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:10px;font-family:var(--serif);font-size:18px;color:#fff;margin-bottom:14px}
.footer-about{font-size:14px;color:#cfbc95;max-width:340px;line-height:1.85}
.footer-col h3{font-size:16px;color:var(--gold-light);margin-bottom:14px;font-family:var(--serif)}
.footer-col ul{display:grid;gap:9px}
.footer-col a{color:#d9c79c;font-size:14px}
.footer-col a:hover{color:var(--gold-light);text-decoration:underline;text-underline-offset:4px}
.footer-copy{
  border-top:1px solid rgba(212,175,55,.28);margin-top:38px;padding:16px 0;
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:13px;color:#bda77c;
}

/* 响应式 */
@media (max-width:1024px){
  .page-hero h1{font-size:34px}
  .section-title{font-size:26px}
  .stat-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .nav-list{gap:16px}
  .brand-text{font-size:17px}
}
@media (max-width:900px){
  .header-inner{flex-wrap:wrap;padding:10px 0;gap:12px}
  .nav-toggle{display:block}
  .main-nav{
    display:none;width:100%;flex-direction:column;align-items:stretch;gap:0;
    border-top:1px solid rgba(212,175,55,.25);padding-top:10px;
  }
  .main-nav.open{display:flex}
  .nav-list{flex-direction:column;align-items:stretch;gap:0;width:100%}
  .nav-link{padding:11px 4px;font-size:15px;border-bottom:1px solid rgba(212,175,55,.15)}
  .nav-link::after{display:none}
  .nav-cta{margin-top:14px;width:100%}
  .page-hero h1{font-size:30px}
  .toc-list{grid-template-columns:1fr}
  .compare-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:28px}
}
@media (max-width:768px){
  .section{padding:46px 0}
  .section-title{font-size:23px}
  .stat-grid{grid-template-columns:1fr;gap:14px}
  .card-grid{grid-template-columns:1fr;gap:18px}
  .page-hero{padding:40px 0 50px}
  .hero-lead{font-size:15px}
  .lead-form{flex-direction:column}
  .lead-form .btn-gold{width:100%}
  .score-table thead th,.score-table td{padding:11px 12px;font-size:14px}
  .btn-gold,.btn-outline-gold{padding:11px 20px;font-size:14.5px}
  .cta-band h2{font-size:24px}
}
@media (max-width:520px){
  body{font-size:15px}
  .brand-text{font-size:15px;white-space:normal;line-height:1.3}
  .page-hero h1{font-size:26px;letter-spacing:.5px}
  .section-title{font-size:21px;padding-left:13px}
  .stat-num{font-size:26px}
  .paper-card{padding:16px}
  .hero-actions .btn-gold,.hero-actions .btn-outline-gold{width:100%}
  .footer-copy{flex-direction:column;gap:6px}
}

/* 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}