/* roulang page: index */
:root{
  --bg:#070D14;
  --panel:#0E1926;
  --panel-2:#0C1724;
  --glass:rgba(20,34,50,.55);
  --glass-strong:rgba(16,28,42,.82);
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.18);
  --text:#EAF2F8;
  --muted:#9FB2C4;
  --dim:#6C8199;
  --cyan:#17C8B4;
  --cyan-soft:rgba(23,200,180,.12);
  --orange:#FF6B35;
  --orange-hover:#FF8354;
  --gold:#E8C46A;
  --red:#FF6B6B;
  --radius-card:16px;
  --radius-img:12px;
  --radius-input:10px;
  --radius-pill:999px;
  --shadow-inset:0 1px 0 rgba(255,255,255,.06) inset;
  --shadow-cta:0 8px 24px rgba(255,107,53,.32);
  --glow-cyan:0 0 0 1px rgba(23,200,180,.45), 0 0 22px rgba(23,200,180,.18);
  --pad-section:88px;
  --ease:180ms ease;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  font-size:16.5px;
  line-height:1.85;
  letter-spacing:0;
  -webkit-font-smoothing:antialiased;
  text-align:left;
}
img{max-width:100%;display:block;border-radius:var(--radius-img);}
a{color:var(--cyan);text-decoration:none;transition:color var(--ease);}
a:hover{color:#4fe0d0;}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.01em;color:var(--text);}
h1{font-size:clamp(30px,4.2vw,52px);line-height:1.25;}
h2{font-size:clamp(24px,2.8vw,34px);line-height:1.3;}
h3{font-size:20px;line-height:1.45;font-weight:700;}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit;}
input,select,textarea{font-family:inherit;font-size:16px;color:var(--text);}
:focus-visible{outline:2px solid var(--cyan);outline-offset:2px;}
::selection{background:rgba(23,200,180,.3);color:#fff;}
.num{font-variant-numeric:tabular-nums;}

/* 布局壳 */
.shell{display:flex;min-height:100vh;}
.sidebar{
  width:236px;flex:0 0 236px;position:fixed;top:0;left:0;bottom:0;z-index:60;
  display:flex;flex-direction:column;
  background:rgba(8,16,24,.92);
  border-right:1px solid var(--line);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  padding:0 14px 18px;
  transition:transform 240ms ease;
}
.brand{
  height:72px;display:flex;flex-direction:column;justify-content:center;
  padding:0 8px;border-bottom:1px solid var(--line);margin-bottom:16px;
}
.brand-mark{font-size:20px;font-weight:800;letter-spacing:.02em;color:var(--text);line-height:1.2;}
.brand-mark span{color:var(--cyan);}
.brand-sub{font-size:10px;letter-spacing:.16em;color:var(--dim);text-transform:uppercase;margin-top:2px;}
.nav{display:flex;flex-direction:column;gap:4px;}
.nav a{
  display:flex;align-items:center;gap:10px;height:44px;padding:0 12px;border-radius:10px;
  color:var(--muted);font-size:14.5px;position:relative;transition:background var(--ease),color var(--ease);
}
.nav a i{font-size:14px;width:16px;text-align:center;color:var(--dim);transition:color var(--ease);}
.nav a:hover{background:rgba(23,200,180,.08);color:var(--text);}
.nav a:hover i{color:var(--cyan);}
.nav a.active{color:var(--cyan);background:rgba(23,200,180,.09);}
.nav a.active i{color:var(--cyan);}
.nav a.active::before{
  content:"";position:absolute;left:0;top:11px;bottom:11px;width:2px;border-radius:2px;
  background:var(--cyan);box-shadow:0 0 10px rgba(23,200,180,.8);
}
.side-foot{margin-top:auto;display:flex;flex-direction:column;gap:12px;padding-top:18px;}
.side-foot .copy{font-size:11.5px;color:var(--dim);line-height:1.6;}
.main{flex:1 1 auto;margin-left:236px;min-width:0;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 28px;}

/* 顶部工具条 */
.topbar{
  position:sticky;top:0;z-index:50;
  background:rgba(7,13,20,.86);
  border-bottom:1px solid var(--line);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
}
.topbar-inner{
  max-width:1200px;margin:0 auto;padding:0 28px;height:60px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--dim);min-width:0;}
.crumb a{color:var(--muted);}
.crumb a:hover{color:var(--cyan);}
.crumb .sep{color:rgba(255,255,255,.2);}
.crumb .cur{color:var(--cyan);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:220px;}
.topbar-tools{display:flex;align-items:center;gap:12px;}
.search-mini{
  display:flex;align-items:center;gap:8px;height:36px;padding:0 14px;border-radius:var(--radius-pill);
  background:var(--panel-2);border:1px solid var(--line);color:var(--dim);font-size:13px;
  transition:border-color var(--ease),box-shadow var(--ease);
}
.search-mini:hover{border-color:rgba(23,200,180,.45);box-shadow:var(--glow-cyan);}
.search-mini i{color:var(--cyan);}
.menu-btn{
  display:none;width:44px;height:44px;border-radius:10px;border:1px solid var(--line);
  align-items:center;justify-content:center;color:var(--text);background:var(--panel-2);
}
.menu-btn:hover{border-color:rgba(23,200,180,.45);}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:700;line-height:1;padding:14px 26px;border-radius:var(--radius-pill);
  transition:background var(--ease),color var(--ease),transform var(--ease),box-shadow var(--ease),border-color var(--ease);
  min-height:44px;text-align:center;
}
.btn-primary{background:var(--orange);color:#1A0A03;box-shadow:var(--shadow-cta);}
.btn-primary:hover{background:var(--orange-hover);color:#1A0A03;transform:translateY(-1px);}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 14px rgba(255,107,53,.28);}
.btn-primary:disabled{opacity:.45;box-shadow:none;cursor:not-allowed;transform:none;}
.btn-ghost{
  background:transparent;color:var(--text);border:1px solid var(--line-strong);border-radius:10px;padding:13px 22px;
}
.btn-ghost:hover{border-color:var(--cyan);color:var(--cyan);}
.btn-ghost:active{transform:translateY(1px);}
.btn-ghost:disabled{opacity:.45;cursor:not-allowed;}
.btn-block{width:100%;}
.btn-sm{padding:10px 18px;font-size:13.5px;min-height:38px;}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--cyan);}
.link-arrow i{transition:transform var(--ease);}
.link-arrow:hover i{transform:translateX(2px);}

/* 徽章/标签 */
.badge{
  display:inline-flex;align-items:center;gap:5px;height:23px;padding:0 10px;border-radius:6px;
  font-size:12px;font-weight:600;line-height:1;white-space:nowrap;
}
.badge-cyan{background:var(--cyan-soft);color:var(--cyan);}
.badge-orange{background:var(--orange);color:#1A0A03;}
.badge-gold{background:transparent;color:var(--gold);border:1px solid rgba(232,196,106,.45);}
.badge-soft{background:rgba(255,255,255,.06);color:var(--muted);}
.tag{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:var(--radius-pill);
  background:rgba(255,255,255,.05);border:1px solid var(--line);color:var(--muted);font-size:12px;
}

/* Hero */
.hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line);}
.hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,13,20,.72) 0%,rgba(7,13,20,.86) 62%,var(--bg) 100%);
}
.hero-grid-lines{
  position:absolute;inset:0;opacity:.05;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.7) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.7) 1px,transparent 1px);
  background-size:64px 64px;
}
.hero-inner{
  position:relative;z-index:2;max-width:1200px;margin:0 auto;padding:76px 28px 84px;
  display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:48px;align-items:center;
}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;height:30px;padding:0 14px;border-radius:var(--radius-pill);
  background:rgba(23,200,180,.1);border:1px solid rgba(23,200,180,.28);color:var(--cyan);
  font-size:12.5px;font-weight:600;letter-spacing:.04em;margin-bottom:22px;
}
.hero h1{margin-bottom:18px;}
.hero h1 em{font-style:normal;color:var(--cyan);}
.hero-lead{font-size:17px;line-height:1.85;color:var(--muted);max-width:36em;margin-bottom:26px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:30px;}
.hero-points{display:flex;flex-wrap:wrap;gap:10px 22px;font-size:13.5px;color:var(--muted);}
.hero-points span{display:inline-flex;align-items:center;gap:8px;}
.hero-points i{color:var(--cyan);font-size:12px;}

.entry-card{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:26px;box-shadow:var(--shadow-inset);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
}
.entry-card h2{font-size:19px;margin-bottom:6px;}
.entry-card .entry-sub{font-size:13px;color:var(--dim);margin-bottom:18px;}
.entry-steps{display:flex;flex-direction:column;gap:14px;margin-bottom:20px;}
.entry-step{display:flex;gap:12px;align-items:flex-start;}
.step-no{
  flex:0 0 26px;width:26px;height:26px;border-radius:8px;display:flex;align-items:center;justify-content:center;
  background:rgba(23,200,180,.12);border:1px solid rgba(23,200,180,.35);color:var(--cyan);
  font-size:12.5px;font-weight:700;font-variant-numeric:tabular-nums;
}
.entry-step p{font-size:13.5px;line-height:1.7;color:var(--muted);margin:0;}
.entry-step strong{display:block;color:var(--text);font-size:14px;font-weight:600;margin-bottom:2px;}
.entry-meta{
  display:flex;flex-direction:column;gap:8px;padding:14px;border-radius:10px;
  background:rgba(7,13,20,.6);border:1px solid var(--line);margin-bottom:18px;
}
.entry-meta div{display:flex;justify-content:space-between;gap:12px;font-size:13px;color:var(--muted);}
.entry-meta b{color:var(--text);font-weight:600;font-variant-numeric:tabular-nums;}

/* 数据条 */
.stats{border-bottom:1px solid var(--line);background:var(--panel);}
.stats-inner{
  max-width:1200px;margin:0 auto;padding:26px 28px;
  display:grid;grid-template-columns:repeat(4,1fr);gap:24px;
}
.stat{display:flex;flex-direction:column;gap:4px;border-left:2px solid rgba(23,200,180,.28);padding-left:16px;}
.stat b{font-size:28px;font-weight:800;line-height:1.2;color:var(--text);font-variant-numeric:tabular-nums;}
.stat b i{font-style:normal;font-size:15px;color:var(--cyan);margin-left:3px;}
.stat span{font-size:13px;color:var(--dim);}

/* 板块通用 */
.section{padding:var(--pad-section) 0;position:relative;}
.section-alt{background:var(--panel);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{max-width:760px;margin-bottom:40px;}
.section-head h2{margin-bottom:12px;}
.section-head p{color:var(--muted);font-size:16px;}
.section-head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;flex-wrap:wrap;}

/* 时间线 */
.timeline{position:relative;display:flex;flex-direction:column;gap:18px;}
.timeline::before{
  content:"";position:absolute;left:92px;top:12px;bottom:12px;width:2px;
  background:linear-gradient(180deg,rgba(23,200,180,.5),rgba(23,200,180,.08));
}
.tl-item{display:grid;grid-template-columns:92px 1fr;gap:26px;align-items:flex-start;position:relative;}
.tl-time{
  font-size:14px;font-weight:700;color:var(--muted);font-variant-numeric:tabular-nums;
  padding-top:18px;text-align:right;padding-right:6px;
}
.tl-card{
  position:relative;background:var(--glass);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:22px 24px;box-shadow:var(--shadow-inset);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  transition:transform var(--ease),border-color var(--ease);
}
.tl-card::before{
  content:"";position:absolute;left:-33px;top:26px;width:10px;height:10px;border-radius:50%;
  background:var(--cyan);box-shadow:0 0 0 4px rgba(23,200,180,.16);
}
.tl-item:hover .tl-card{transform:translateY(-2px);border-color:rgba(23,200,180,.35);}
.tl-card h3{font-size:17.5px;margin-bottom:6px;}
.tl-card p{font-size:14.5px;color:var(--muted);margin-bottom:12px;line-height:1.75;}
.tl-tags{display:flex;flex-wrap:wrap;gap:8px;}
.tl-mobile-time{display:none;font-size:12.5px;color:var(--cyan);font-weight:700;margin-bottom:6px;font-variant-numeric:tabular-nums;}

/* 嘉宾与亮点 */
.split-grid{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);gap:32px;align-items:start;}
.people{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;}
.person{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--radius-card);padding:20px;
  display:flex;gap:14px;align-items:center;box-shadow:var(--shadow-inset);
  transition:transform var(--ease),border-color var(--ease);
}
.person:hover{transform:translateY(-2px);border-color:rgba(23,200,180,.35);}
.person img{width:56px;height:56px;flex:0 0 56px;border-radius:12px;object-fit:cover;}
.person h3{font-size:15.5px;margin-bottom:2px;}
.person p{font-size:12.5px;color:var(--dim);margin:0 0 6px;}
.person .badge-gold{height:20px;font-size:11px;padding:0 8px;}
.highlights{display:flex;flex-direction:column;gap:14px;}
.hi-item{
  display:flex;gap:14px;align-items:flex-start;padding:18px;border-radius:14px;
  background:rgba(12,23,36,.7);border:1px solid var(--line);transition:border-color var(--ease),transform var(--ease);
}
.hi-item:hover{border-color:rgba(23,200,180,.35);transform:translateY(-2px);}
.hi-icon{
  flex:0 0 48px;width:48px;height:48px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  background:rgba(23,200,180,.1);border:1px solid rgba(23,200,180,.35);color:var(--cyan);font-size:18px;
}
.hi-item h3{font-size:15.5px;margin-bottom:3px;}
.hi-item p{font-size:13.5px;color:var(--muted);margin:0;line-height:1.7;}

/* 票种 */
.tickets{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.ticket{
  position:relative;background:rgba(12,23,36,.78);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:28px 24px;display:flex;flex-direction:column;
  transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.ticket:hover{transform:translateY(-2px);border-color:rgba(23,200,180,.35);}
.ticket.featured{
  border-color:rgba(255,107,53,.75);box-shadow:0 0 0 1px rgba(255,107,53,.25),0 14px 40px rgba(255,107,53,.14);
  background:linear-gradient(180deg,rgba(255,107,53,.06),rgba(12,23,36,.9));
}
.ticket .ribbon{position:absolute;top:-11px;left:24px;}
.ticket h3{font-size:17px;color:var(--muted);font-weight:600;margin-bottom:10px;}
.ticket .price{display:flex;align-items:baseline;gap:6px;margin-bottom:4px;}
.ticket .price b{font-size:38px;font-weight:800;color:var(--text);font-variant-numeric:tabular-nums;letter-spacing:-.02em;}
.ticket .price span{font-size:13px;color:var(--dim);}
.ticket .price-note{font-size:12.5px;color:var(--dim);margin-bottom:20px;}
.ticket ul{display:flex;flex-direction:column;gap:10px;margin-bottom:24px;}
.ticket li{display:flex;gap:9px;font-size:14px;color:var(--muted);line-height:1.65;}
.ticket li i{color:var(--cyan);font-size:12px;margin-top:5px;}
.ticket .btn{margin-top:auto;}

/* 最新信息 */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.news-card{
  display:flex;flex-direction:column;background:var(--glass);border:1px solid var(--line);
  border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-inset);color:inherit;
  transition:transform var(--ease),border-color var(--ease);
}
.news-card:hover{transform:translateY(-2px);border-color:rgba(23,200,180,.35);color:inherit;}
.news-thumb{
  position:relative;aspect-ratio:16/9;overflow:hidden;
  background:linear-gradient(140deg,#122233,#0A1521);
}
.news-thumb img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform 300ms ease;}
.news-card:hover .news-thumb img{transform:scale(1.04);}
.news-thumb .badge{position:absolute;top:12px;left:12px;}
.news-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1;}
.news-body h3{
  font-size:16.5px;line-height:1.5;margin-bottom:8px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-body p{
  font-size:13.5px;color:var(--muted);line-height:1.7;margin-bottom:16px;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding-top:14px;border-top:1px solid var(--line);font-size:12.5px;color:var(--dim);
  font-variant-numeric:tabular-nums;
}
.news-meta i{color:var(--cyan);}
.empty-card{
  grid-column:1/-1;display:flex;flex-direction:column;align-items:center;gap:14px;
  padding:52px 24px;border-radius:var(--radius-card);text-align:center;
  background:var(--glass);border:1px dashed rgba(255,255,255,.16);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
}
.empty-card i{font-size:26px;color:var(--cyan);}
.empty-card p{color:var(--muted);font-size:14.5px;}

/* FAQ */
.faq-wrap{max-width:860px;display:flex;flex-direction:column;gap:12px;}
.faq-item{
  background:var(--glass);border:1px solid var(--line);border-radius:14px;overflow:hidden;
  transition:border-color var(--ease),box-shadow var(--ease);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
}
.faq-item:hover{border-color:rgba(23,200,180,.25);}
.faq-item.is-open{border-color:rgba(23,200,180,.4);box-shadow:inset 2px 0 0 var(--cyan);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 22px;text-align:left;font-size:16px;font-weight:500;color:var(--text);line-height:1.6;
  min-height:44px;
}
.faq-q:hover{color:var(--cyan);}
.faq-q .ico{
  flex:0 0 24px;width:24px;height:24px;border-radius:50%;border:1px solid var(--line-strong);
  display:flex;align-items:center;justify-content:center;font-size:12px;color:var(--cyan);
  transition:transform var(--ease),background var(--ease);
}
.faq-item.is-open .faq-q .ico{transform:rotate(45deg);background:rgba(23,200,180,.14);}
.faq-a{max-height:0;overflow:hidden;transition:max-height 260ms ease;}
.faq-a p{padding:0 22px 20px;font-size:15px;line-height:1.8;color:var(--muted);margin:0;}
.faq-item.is-open .faq-a{max-height:340px;}

/* 报名 CTA */
.cta-band{position:relative;overflow:hidden;}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;opacity:.22;
}
.cta-band::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(7,13,20,.94) 0%,rgba(7,13,20,.82) 55%,rgba(7,13,20,.94) 100%);
}
.cta-inner{
  position:relative;z-index:2;max-width:1200px;margin:0 auto;padding:64px 28px;
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,460px);gap:48px;align-items:center;
}
.cta-copy h2{margin-bottom:14px;}
.cta-copy p{color:var(--muted);font-size:15.5px;max-width:34em;}
.cta-copy .hero-points{margin-top:20px;}
.form-card{
  background:var(--glass-strong);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:26px;box-shadow:var(--shadow-inset);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
}
.form-row{margin-bottom:14px;}
.form-row label{display:block;font-size:13px;color:var(--muted);margin-bottom:6px;font-weight:600;}
.form-row input,.form-row select{
  width:100%;height:44px;padding:0 14px;border-radius:var(--radius-input);
  background:var(--panel-2);border:1px solid rgba(255,255,255,.12);color:var(--text);
  transition:border-color var(--ease),box-shadow var(--ease);
  appearance:none;-webkit-appearance:none;
}
.form-row select{
  background-image:linear-gradient(45deg,transparent 50%,var(--muted) 50%),linear-gradient(135deg,var(--muted) 50%,transparent 50%);
  background-position:calc(100% - 18px) 19px,calc(100% - 13px) 19px;
  background-size:5px 5px,5px 5px;background-repeat:no-repeat;
}
.form-row input::placeholder{color:rgba(159,178,196,.5);}
.form-row input:hover,.form-row select:hover{border-color:rgba(255,255,255,.24);}
.form-row input:focus,.form-row select:focus{
  outline:none;border-color:var(--cyan);box-shadow:0 0 0 3px rgba(23,200,180,.16);
}
.form-note{font-size:12px;color:var(--dim);line-height:1.6;margin-top:12px;}
.form-note a{color:var(--muted);text-decoration:underline;text-underline-offset:3px;}

/* 页脚 */
.site-footer{background:var(--panel);border-top:1px solid var(--line);position:relative;}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(23,200,180,.5),transparent);
}
.footer-inner{
  max-width:1200px;margin:0 auto;padding:56px 28px 26px;
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;
}
.footer-brand .brand-mark{font-size:18px;margin-bottom:6px;}
.footer-brand p{font-size:13.5px;color:var(--muted);line-height:1.8;margin-top:12px;max-width:26em;}
.footer-col h3{font-size:14px;color:var(--text);margin-bottom:14px;font-weight:700;letter-spacing:.02em;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{font-size:13.5px;color:var(--muted);}
.footer-col a:hover{color:var(--cyan);}
.footer-col p{font-size:13.5px;color:var(--muted);line-height:1.8;margin-bottom:10px;}
.footer-bottom{
  max-width:1200px;margin:0 auto;padding:16px 28px 30px;
  border-top:1px solid var(--line);display:flex;flex-wrap:wrap;gap:12px;
  align-items:center;justify-content:space-between;font-size:12.5px;color:var(--dim);
}
.footer-bottom a{color:var(--dim);}
.footer-bottom a:hover{color:var(--cyan);}
.footer-social{display:flex;gap:10px;}
.footer-social a{
  width:34px;height:34px;border-radius:10px;border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;color:var(--muted);
  transition:border-color var(--ease),color var(--ease);
}
.footer-social a:hover{border-color:rgba(23,200,180,.45);color:var(--cyan);}

/* 抽屉遮罩 */
.overlay{
  position:fixed;inset:0;background:rgba(0,0,0,.6);z-index:55;opacity:0;pointer-events:none;
  transition:opacity 240ms ease;
}
.overlay.show{opacity:1;pointer-events:auto;}

/* 响应式 */
@media (max-width:1199px){
  :root{--pad-section:64px;}
  .hero-inner{gap:36px;padding:60px 24px 68px;}
  .cta-inner{gap:32px;padding:56px 24px;}
  .container{padding:0 24px;}
  .topbar-inner{padding:0 24px;}
  .footer-inner{grid-template-columns:1.4fr 1fr 1fr;gap:32px;}
  .footer-inner .footer-col:last-child{grid-column:1/-1;}
  .split-grid{grid-template-columns:1fr;}
}
@media (max-width:999px){
  .sidebar{transform:translateX(-100%);box-shadow:24px 0 60px rgba(0,0,0,.5);}
  .sidebar.is-open{transform:translateX(0);}
  .main{margin-left:0;}
  .menu-btn{display:flex;}
  .hero-inner{grid-template-columns:1fr;padding:48px 20px 56px;}
  .stats-inner{grid-template-columns:repeat(2,1fr);gap:20px;padding:24px 20px;}
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .tickets{display:flex;overflow-x:auto;gap:16px;padding-bottom:12px;scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;}
  .ticket{flex:0 0 300px;scroll-snap-align:start;}
  .cta-inner{grid-template-columns:1fr;padding:48px 20px;}
  .container{padding:0 20px;}
  .topbar-inner{padding:0 20px;}
  .timeline::before{left:0;display:none;}
  .tl-item{grid-template-columns:1fr;gap:0;}
  .tl-time{display:none;}
  .tl-mobile-time{display:block;}
  .tl-card::before{display:none;}
  .footer-inner{grid-template-columns:1fr 1fr;padding:44px 20px 20px;}
  .footer-bottom{padding:16px 20px 26px;}
  .section-head-row{margin-bottom:28px;}
}
@media (max-width:639px){
  :root{--pad-section:48px;}
  body{font-size:16px;}
  .people{grid-template-columns:1fr;}
  .news-grid{grid-template-columns:1fr;}
  .hero-actions .btn{width:100%;}
  .search-mini{display:none;}
  .stats-inner{grid-template-columns:1fr 1fr;gap:16px;}
  .stat b{font-size:24px;}
  .footer-inner{grid-template-columns:1fr;}
  .section-head p{font-size:15px;}
  .ticket{flex:0 0 84vw;}
  .entry-card{padding:20px;}
  .form-card{padding:20px;}
  .crumb .cur{max-width:120px;}
}
@media (max-width:380px){
  .stats-inner{grid-template-columns:1fr;}
  .hero-points{flex-direction:column;gap:8px;}
}

/* roulang page: article */
:root{
  --c-primary:#17C8B4;
  --c-primary-dim:rgba(23,200,180,.12);
  --c-accent:#FF6B35;
  --c-accent-hover:#FF8354;
  --c-gold:#E8C46A;
  --c-bg:#070D14;
  --c-panel:#0E1926;
  --c-input:#0C1724;
  --c-glass:rgba(20,34,50,.55);
  --c-line:rgba(255,255,255,.08);
  --c-line-strong:rgba(255,255,255,.18);
  --t-main:#EAF2F8;
  --t-sub:#9FB2C4;
  --t-weak:#6C8199;
  --r-card:16px;
  --r-img:12px;
  --r-input:10px;
  --r-pill:999px;
  --s-card:0 1px 0 rgba(255,255,255,.06) inset;
  --s-cta:0 8px 24px rgba(255,107,53,.32);
  --s-ring:0 0 0 1px rgba(23,200,180,.45), 0 0 18px rgba(23,200,180,.22);
  --shell-w:236px;
  --max-w:1200px;
  --ease:180ms ease;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Hiragino Sans GB",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--t-main);
  background:var(--c-bg);
  background-image:
    radial-gradient(900px 480px at 82% -8%, rgba(23,200,180,.10), transparent 62%),
    radial-gradient(700px 420px at 4% 12%, rgba(255,107,53,.06), transparent 60%);
  background-attachment:fixed;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--c-primary);text-decoration:none;transition:color var(--ease);}
a:hover{color:#54E4D3;}
button{font-family:inherit;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
::selection{background:rgba(23,200,180,.28);color:#fff;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:6px;}

.container{width:100%;max-width:var(--max-w);margin:0 auto;padding:0 28px;}

/* ============ App Shell ============ */
.app-shell{min-height:100vh;}
.sidebar{
  position:fixed;top:0;left:0;bottom:0;width:var(--shell-w);
  display:flex;flex-direction:column;
  background:rgba(8,16,24,.92);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-right:1px solid var(--c-line);
  z-index:80;
}
.brand{
  display:flex;flex-direction:column;justify-content:center;
  height:72px;padding:0 22px;
  border-bottom:1px solid var(--c-line);
  color:var(--t-main);
}
.brand:hover{color:var(--t-main);}
.brand-mark{
  font-size:20px;font-weight:800;letter-spacing:-.01em;line-height:1.2;
  display:flex;align-items:baseline;gap:2px;
}
.brand-mark span{color:var(--c-primary);font-size:17px;font-weight:700;margin-left:2px;}
.brand-sub{
  margin-top:3px;font-size:10px;letter-spacing:.18em;
  color:var(--t-weak);text-transform:uppercase;
}
.nav{
  display:flex;flex-direction:column;gap:4px;
  padding:20px 14px;flex:1;overflow-y:auto;
}
.nav a{
  position:relative;
  display:flex;align-items:center;gap:10px;
  height:44px;padding:0 12px;border-radius:10px;
  font-size:14.5px;color:var(--t-sub);
  transition:background var(--ease),color var(--ease);
}
.nav a i{width:18px;text-align:center;font-size:14px;opacity:.85;}
.nav a:hover{background:rgba(23,200,180,.08);color:var(--t-main);}
.nav a.active{color:var(--c-primary);background:rgba(23,200,180,.10);}
.nav a.active::before{
  content:"";position:absolute;left:0;top:11px;bottom:11px;width:2px;
  border-radius:2px;background:var(--c-primary);
  box-shadow:0 0 10px rgba(23,200,180,.75);
}
.sidebar-foot{padding:16px 14px 22px;border-top:1px solid var(--c-line);}
.sidebar-copy{
  margin-top:12px;font-size:11px;line-height:1.6;color:var(--t-weak);text-align:center;
}

.app-main{
  margin-left:var(--shell-w);
  min-height:100vh;
  display:flex;flex-direction:column;
}

/* ============ 顶部工具条 ============ */
.topbar{
  position:sticky;top:0;z-index:60;
  display:flex;align-items:center;gap:16px;
  padding:0 28px;height:64px;
  background:rgba(7,13,20,.82);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--c-line);
}
.menu-btn{
  display:none;
  width:44px;height:44px;border-radius:10px;
  background:transparent;border:1px solid var(--c-line-strong);
  color:var(--t-main);font-size:16px;cursor:pointer;
  transition:border-color var(--ease),background var(--ease);
}
.menu-btn:hover{border-color:rgba(23,200,180,.45);background:rgba(23,200,180,.08);}
.menu-btn:active{transform:translateY(1px);}

.breadcrumb{
  display:flex;align-items:center;gap:8px;
  font-size:13px;color:var(--t-weak);
  min-width:0;flex:1;
  white-space:nowrap;overflow:hidden;
}
.breadcrumb a{color:var(--t-sub);}
.breadcrumb a:hover{color:var(--c-primary);}
.breadcrumb .sep{color:rgba(255,255,255,.18);}
.breadcrumb .current{
  color:var(--c-primary);max-width:46ch;overflow:hidden;text-overflow:ellipsis;
}
.topbar-actions{display:flex;align-items:center;gap:12px;}
.search{
  display:flex;align-items:center;gap:8px;
  height:38px;padding:0 14px;
  background:var(--c-input);
  border:1px solid var(--c-line);
  border-radius:var(--r-pill);
  transition:border-color var(--ease),box-shadow var(--ease);
}
.search i{font-size:13px;color:var(--t-weak);}
.search input{
  width:160px;background:transparent;border:0;outline:none;
  color:var(--t-main);font-size:13.5px;
}
.search input::placeholder{color:var(--t-weak);}
.search:focus-within{border-color:rgba(23,200,180,.55);box-shadow:0 0 0 3px rgba(23,200,180,.14);}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;
  border-radius:var(--r-pill);
  font-size:14.5px;font-weight:600;letter-spacing:.01em;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform var(--ease),background var(--ease),border-color var(--ease),box-shadow var(--ease),color var(--ease);
  text-align:center;
  white-space:nowrap;
}
.btn-primary{
  background:var(--c-accent);color:#12181F;
  box-shadow:var(--s-cta);
}
.btn-primary:hover{background:var(--c-accent-hover);color:#12181F;transform:translateY(-1px);}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 12px rgba(255,107,53,.28);}
.btn-primary:disabled{opacity:.45;box-shadow:none;cursor:not-allowed;transform:none;}
.btn-ghost{
  background:transparent;color:var(--t-main);
  border:1px solid var(--c-line-strong);
  border-radius:10px;
  height:40px;padding:0 18px;font-size:14px;
}
.btn-ghost:hover{border-color:rgba(23,200,180,.55);color:var(--c-primary);}
.btn-ghost:active{transform:translateY(1px);}
.btn-block{display:flex;width:100%;}
.btn-sm{height:36px;padding:0 14px;font-size:13px;border-radius:8px;}

.link-arrow{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:600;color:var(--c-primary);
}
.link-arrow i{transition:transform var(--ease);font-size:12px;}
.link-arrow:hover i{transform:translateX(2px);}

/* ============ 徽章 / 标签 ============ */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  height:23px;padding:0 10px;border-radius:6px;
  font-size:12px;font-weight:600;line-height:1;
  letter-spacing:.02em;
}
.badge-cyan{background:var(--c-primary-dim);color:var(--c-primary);}
.badge-gold{
  background:rgba(232,196,106,.10);color:var(--c-gold);
  border:1px solid rgba(232,196,106,.45);
}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;}
.tag{
  display:inline-flex;align-items:center;
  height:28px;padding:0 14px;border-radius:var(--r-pill);
  font-size:13px;color:var(--t-sub);
  background:rgba(20,34,50,.55);
  border:1px solid var(--c-line);
  transition:color var(--ease),border-color var(--ease),background var(--ease);
}
.tag:hover{color:var(--c-primary);border-color:rgba(23,200,180,.45);background:rgba(23,200,180,.08);}

/* ============ 主内容 ============ */
.content{
  flex:1;
  width:100%;max-width:var(--max-w);
  margin:0 auto;
  padding:36px 28px 80px;
}
.article-wrap{max-width:760px;}

.article-head{padding-bottom:26px;border-bottom:1px solid var(--c-line);}
.article-head .badge{margin-bottom:16px;}
.article-title{
  font-size:clamp(26px,3.4vw,40px);
  line-height:1.28;
  font-weight:800;
  letter-spacing:-.01em;
  color:var(--t-main);
  margin-bottom:18px;
  overflow-wrap:break-word;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:14px;
  font-size:13.5px;color:var(--t-weak);
  font-variant-numeric:tabular-nums;
}
.article-meta .dot{width:3px;height:3px;border-radius:50%;background:rgba(255,255,255,.22);}
.article-meta i{font-size:12px;margin-right:5px;opacity:.8;}

/* 正文排版 */
.prose{
  margin-top:34px;
  max-width:760px;
  font-size:17px;line-height:1.9;
  color:#D6E3EE;
  overflow-wrap:break-word;
  word-break:break-word;
}
.prose > *:first-child{margin-top:0;}
.prose h2{
  position:relative;
  margin:46px 0 16px;
  padding-left:16px;
  font-size:clamp(21px,2.3vw,27px);
  line-height:1.35;font-weight:750;
  color:var(--t-main);
  letter-spacing:-.01em;
}
.prose h2::before{
  content:"";position:absolute;left:0;top:.26em;bottom:.26em;width:4px;
  border-radius:2px;background:var(--c-primary);
  box-shadow:0 0 12px rgba(23,200,180,.45);
}
.prose h3{
  margin:32px 0 12px;
  font-size:20px;line-height:1.45;font-weight:700;
  color:var(--t-main);
}
.prose h4{
  margin:24px 0 10px;font-size:17px;font-weight:700;color:var(--t-main);
}
.prose p{margin:0 0 1em;}
.prose a{color:var(--c-primary);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px;}
.prose a:hover{color:#54E4D3;}
.prose strong{color:var(--t-main);font-weight:700;}
.prose ul,.prose ol{margin:0 0 1.2em;padding-left:22px;line-height:1.8;}
.prose ul li{list-style:disc;margin-bottom:.5em;}
.prose ol li{list-style:decimal;margin-bottom:.5em;}
.prose li::marker{color:var(--c-primary);}
.prose blockquote{
  margin:26px 0;padding:18px 22px;
  border-left:3px solid var(--c-primary);
  background:rgba(20,34,50,.55);
  border-radius:0 12px 12px 0;
  color:var(--t-sub);
  font-size:16px;
}
.prose blockquote p:last-child{margin-bottom:0;}
.prose img{
  width:100%;height:auto;border-radius:var(--r-img);
  margin:24px 0 10px;
  background:linear-gradient(135deg,#0F1F2E,#0A1420);
}
.prose figure{margin:24px 0;}
.prose figcaption{
  margin-top:8px;font-size:13px;color:var(--t-weak);text-align:center;
}
.prose hr{border:0;height:1px;background:var(--c-line);margin:36px 0;}
.prose .table-wrap{margin:24px 0;}
.prose table{
  display:block;width:100%;overflow-x:auto;
  border-collapse:collapse;
  font-size:15px;
  border:1px solid var(--c-line);
  border-radius:12px;
}
.prose th,.prose td{
  padding:12px 16px;
  border-bottom:1px solid var(--c-line);
  text-align:left;
  white-space:normal;
}
.prose th{background:rgba(20,34,50,.7);color:var(--t-main);font-weight:600;}
.prose tr:last-child td{border-bottom:0;}
.prose code{
  padding:2px 7px;border-radius:6px;
  background:var(--c-input);
  border:1px solid var(--c-line);
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  font-size:14px;color:#8FE9DC;
}
.prose pre{
  margin:22px 0;padding:16px 18px;
  background:var(--c-input);
  border:1px solid var(--c-line);
  border-radius:12px;
  overflow-x:auto;
  font-size:14px;line-height:1.7;
}
.prose pre code{background:transparent;border:0;padding:0;font-size:14px;}

/* 文末 */
.article-foot{
  max-width:760px;
  margin-top:44px;padding-top:28px;
  border-top:1px solid var(--c-line);
}
.foot-label{font-size:13px;color:var(--t-weak);margin-bottom:12px;letter-spacing:.04em;}
.article-actions{
  display:flex;flex-wrap:wrap;gap:12px;
  margin-top:32px;
}

/* 相关推荐 */
.related{margin-top:64px;}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:16px;
  margin-bottom:24px;
}
.section-head h2{
  font-size:clamp(22px,2.4vw,28px);font-weight:750;line-height:1.3;
  letter-spacing:-.01em;
}
.section-head p{font-size:14px;color:var(--t-sub);margin-top:6px;}
.grid-3{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:22px;
}
.post-card{
  display:flex;flex-direction:column;
  background:var(--c-glass);
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  box-shadow:var(--s-card);
  overflow:hidden;
  transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.post-card:hover{
  transform:translateY(-2px);
  border-color:rgba(23,200,180,.35);
  box-shadow:0 12px 32px rgba(0,0,0,.35);
}
.post-thumb{
  position:relative;
  aspect-ratio:16/9;
  background:linear-gradient(135deg,#122A3C,#0A1420);
  overflow:hidden;
}
.post-thumb img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .35s ease;
}
.post-card:hover .post-thumb img{transform:scale(1.04);}
.post-thumb::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,13,20,0) 45%,rgba(7,13,20,.75) 100%);
}
.post-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.post-body .badge{align-self:flex-start;}
.post-title{
  font-size:16.5px;font-weight:700;line-height:1.5;color:var(--t-main);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-card:hover .post-title{color:var(--c-primary);}
.post-desc{
  font-size:13.5px;line-height:1.75;color:var(--t-sub);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-meta{
  margin-top:auto;padding-top:12px;
  border-top:1px solid var(--c-line);
  display:flex;align-items:center;justify-content:space-between;
  font-size:12.5px;color:var(--t-weak);
  font-variant-numeric:tabular-nums;
}
.post-meta i{color:var(--c-primary);font-size:12px;}

/* 空态 */
.empty-card{
  background:var(--c-glass);
  border:1px solid var(--c-line);
  border-radius:var(--r-card);
  box-shadow:var(--s-card);
  padding:56px 28px;
  text-align:center;
  max-width:620px;
  margin:40px auto 0;
}
.empty-icon{
  width:56px;height:56px;margin:0 auto 18px;
  display:flex;align-items:center;justify-content:center;
  border-radius:16px;font-size:22px;color:var(--c-primary);
  border:1px solid rgba(23,200,180,.45);
  background:rgba(23,200,180,.08);
}
.empty-card h1{font-size:24px;font-weight:750;margin-bottom:10px;}
.empty-card p{font-size:14.5px;color:var(--t-sub);margin-bottom:22px;}

/* 页脚 */
.site-footer{
  margin-top:auto;
  border-top:1px solid var(--c-line);
  background:linear-gradient(180deg,rgba(14,25,38,.4),rgba(7,13,20,.9));
}
.footer-inner{
  max-width:var(--max-w);
  margin:0 auto;
  padding:56px 28px 36px;
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.3fr;
  gap:40px;
}
.footer-brand .brand-mark{font-size:19px;}
.footer-brand .brand-sub{margin-bottom:14px;}
.footer-brand p{font-size:13.5px;line-height:1.8;color:var(--t-sub);max-width:30ch;}
.footer-col h3{
  font-size:13px;font-weight:700;letter-spacing:.08em;
  color:var(--t-main);margin-bottom:16px;
}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{font-size:13.5px;color:var(--t-sub);}
.footer-col a:hover{color:var(--c-primary);}
.footer-col p{font-size:13.5px;line-height:1.8;color:var(--t-sub);margin-bottom:10px;}
.footer-social{display:flex;gap:10px;margin-top:14px;}
.footer-social a{
  width:38px;height:38px;border-radius:10px;
  display:flex;align-items:center;justify-content:center;
  border:1px solid var(--c-line-strong);color:var(--t-sub);font-size:14px;
  transition:color var(--ease),border-color var(--ease),background var(--ease);
}
.footer-social a:hover{color:var(--c-primary);border-color:rgba(23,200,180,.45);background:rgba(23,200,180,.08);}
.footer-bottom{
  max-width:var(--max-w);
  margin:0 auto;
  padding:18px 28px 26px;
  border-top:1px solid var(--c-line);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12.5px;color:var(--t-weak);
}
.footer-bottom a{color:var(--t-weak);}
.footer-bottom a:hover{color:var(--c-primary);}

/* 遮罩 */
.scrim{
  position:fixed;inset:0;z-index:79;
  background:rgba(0,0,0,.6);
  opacity:0;pointer-events:none;
  transition:opacity 240ms ease;
}
.scrim.show{opacity:1;pointer-events:auto;}

/* ============ 响应式 ============ */
@media (max-width:1200px){
  .grid-3{gap:18px;}
  .footer-inner{gap:32px;}
}
@media (max-width:1000px){
  .sidebar{
    transform:translateX(-100%);
    transition:transform 240ms ease;
    width:270px;
  }
  .sidebar.open{transform:translateX(0);}
  .app-main{margin-left:0;}
  .menu-btn{display:inline-flex;align-items:center;justify-content:center;}
  .topbar{padding:0 18px;gap:12px;height:60px;}
  .content{padding:28px 18px 64px;}
  .footer-inner{grid-template-columns:1fr 1fr;gap:32px;padding:44px 18px 28px;}
  .footer-bottom{padding:16px 18px 24px;}
  .grid-3{grid-template-columns:repeat(2,minmax(0,1fr));}
  .search input{width:110px;}
}
@media (max-width:768px){
  .search{display:none;}
  .breadcrumb .current{max-width:22ch;}
  .article-title{font-size:clamp(23px,5.6vw,30px);}
  .prose{font-size:16.5px;line-height:1.85;}
  .prose h2{margin-top:36px;}
}
@media (max-width:640px){
  .grid-3{grid-template-columns:1fr;}
  .footer-inner{grid-template-columns:1fr;gap:28px;}
  .content{padding:22px 16px 56px;}
  .topbar{padding:0 14px;}
  .article-meta{gap:10px;font-size:12.5px;}
  .article-actions .btn{width:100%;}
  .footer-spacer{display:none;}
}
@media (max-width:360px){
  .brand-mark{font-size:18px;}
  .article-title{font-size:21px;}
  .prose{font-size:16px;}
}

/* roulang page: category1 */
:root{
  --ink:#070D14;
  --panel:#0E1926;
  --panel-deep:#0B141F;
  --glass:rgba(20,34,50,.55);
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.18);
  --text:#EAF2F8;
  --text-2:#9FB2C4;
  --text-3:#6C8199;
  --cyan:#17C8B4;
  --cyan-soft:rgba(23,200,180,.12);
  --orange:#FF6B35;
  --orange-hi:#FF8354;
  --gold:#E8C46A;
  --red:#FF6B6B;
  --r-card:16px;
  --r-img:12px;
  --r-input:10px;
  --sp-1:8px;
  --sp-2:12px;
  --sp-3:16px;
  --sp-4:24px;
  --sp-5:32px;
  --sp-6:48px;
  --sp-7:64px;
  --sp-8:88px;
  --inset:0 1px 0 rgba(255,255,255,.06) inset;
  --glow-cta:0 8px 24px rgba(255,107,53,.32);
  --glow-cyan:0 0 0 1px rgba(23,200,180,.45), 0 0 22px rgba(23,200,180,.18);
  --sidebar-w:236px;
  --ease:180ms ease;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--ink);
  color:var(--text);
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Hiragino Sans GB",sans-serif;
  font-size:16.5px;
  line-height:1.85;
  font-weight:400;
  letter-spacing:0;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5,h6,p,ul,ol,li,figure,dl,dd{margin:0;padding:0;}
h1,h2,h3,h4,h5,h6{color:var(--text);font-weight:700;letter-spacing:-.01em;line-height:1.3;}
ul,ol{list-style:none;}
a{color:inherit;text-decoration:none;transition:color var(--ease),border-color var(--ease),background-color var(--ease);}
img{max-width:100%;display:block;border-radius:var(--r-img);}
button{font-family:inherit;font-size:inherit;cursor:pointer;border:0;background:none;color:inherit;}
input,select,textarea{font-family:inherit;font-size:inherit;}
strong{font-weight:700;color:var(--text);}
::selection{background:rgba(23,200,180,.3);color:#fff;}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{
  outline:2px solid var(--cyan);
  outline-offset:2px;
  border-radius:6px;
}

.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 clamp(18px,4vw,40px);
}

/* ---------- 侧边导航 ---------- */
.sidebar{
  position:fixed;
  top:0;left:0;bottom:0;
  width:var(--sidebar-w);
  display:flex;
  flex-direction:column;
  padding:0 14px 20px;
  background:rgba(8,16,24,.92);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border-right:1px solid var(--line);
  z-index:80;
  transition:transform 240ms ease;
}
.brand{
  height:72px;
  display:flex;
  flex-direction:column;
  justify-content:center;
  gap:2px;
  border-bottom:1px solid var(--line);
  margin-bottom:18px;
}
.brand-mark{
  font-size:20px;
  font-weight:800;
  letter-spacing:.06em;
  color:var(--text);
  line-height:1.15;
}
.brand-mark span{color:var(--cyan);}
.brand-sub{
  font-size:10px;
  letter-spacing:.22em;
  color:var(--text-3);
  line-height:1.4;
}
.nav{display:flex;flex-direction:column;gap:4px;}
.nav a{
  position:relative;
  display:flex;
  align-items:center;
  gap:10px;
  min-height:44px;
  padding:0 12px;
  border-radius:10px;
  font-size:14.5px;
  color:var(--text-2);
  transition:background-color var(--ease),color var(--ease);
}
.nav a i{width:18px;font-size:14px;color:var(--text-3);transition:color var(--ease);}
.nav a:hover{background:rgba(23,200,180,.08);color:var(--text);}
.nav a:hover i{color:var(--cyan);}
.nav a.active{color:var(--cyan);background:rgba(23,200,180,.09);font-weight:600;}
.nav a.active i{color:var(--cyan);}
.nav a.active::before{
  content:"";
  position:absolute;
  left:0;top:11px;bottom:11px;
  width:2px;
  border-radius:2px;
  background:var(--cyan);
  box-shadow:0 0 10px rgba(23,200,180,.9);
}
.sidebar-foot{margin-top:auto;padding-top:20px;display:flex;flex-direction:column;gap:12px;}
.sidebar-cta{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:44px;
  border-radius:999px;
  background:var(--orange);
  color:#1A0A02;
  font-weight:700;
  font-size:14.5px;
  box-shadow:var(--glow-cta);
  transition:background-color var(--ease),transform var(--ease),box-shadow var(--ease);
}
.sidebar-cta:hover{background:var(--orange-hi);transform:translateY(-1px);}
.sidebar-cta:active{transform:translateY(0);}
.sidebar-copy{font-size:11.5px;line-height:1.7;color:var(--text-3);}

/* ---------- 主内容区 ---------- */
.shell{margin-left:var(--sidebar-w);min-height:100vh;display:flex;flex-direction:column;}
.topbar{
  position:sticky;
  top:0;
  z-index:50;
  display:flex;
  align-items:center;
  gap:16px;
  min-height:64px;
  padding:10px clamp(18px,4vw,40px);
  background:rgba(7,13,20,.86);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.menu-toggle{
  display:none;
  width:44px;height:44px;
  align-items:center;
  justify-content:center;
  border-radius:10px;
  border:1px solid var(--line-strong);
  color:var(--text);
  font-size:16px;
}
.crumbs{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--text-3);
  min-width:0;
  flex-wrap:wrap;
}
.crumbs a:hover{color:var(--cyan);}
.crumbs .sep{color:rgba(255,255,255,.22);}
.crumbs .current{color:var(--cyan);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:46vw;}
.topbar-right{margin-left:auto;display:flex;align-items:center;gap:10px;}
.search-box{
  display:flex;
  align-items:center;
  gap:8px;
  height:40px;
  padding:0 14px;
  border-radius:999px;
  background:rgba(255,255,255,.04);
  border:1px solid var(--line);
  color:var(--text-3);
  font-size:13.5px;
  transition:border-color var(--ease),background-color var(--ease);
}
.search-box:focus-within{border-color:rgba(23,200,180,.55);background:rgba(23,200,180,.06);}
.search-box input{
  border:0;background:transparent;color:var(--text);
  width:150px;height:100%;outline:none;font-size:13.5px;
}
.search-box input::placeholder{color:var(--text-3);}
.topbar-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  height:40px;
  padding:0 16px;
  border-radius:999px;
  border:1px solid var(--line-strong);
  font-size:13.5px;
  color:var(--text-2);
  white-space:nowrap;
}
.topbar-link:hover{border-color:rgba(23,200,180,.55);color:var(--cyan);}

main{flex:1;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:46px;
  padding:0 26px;
  border-radius:999px;
  font-size:15px;
  font-weight:600;
  letter-spacing:.01em;
  transition:background-color var(--ease),color var(--ease),border-color var(--ease),transform var(--ease),box-shadow var(--ease);
}
.btn-primary{background:var(--orange);color:#1A0A02;box-shadow:var(--glow-cta);}
.btn-primary:hover{background:var(--orange-hi);transform:translateY(-1px);box-shadow:0 12px 30px rgba(255,107,53,.4);}
.btn-primary:active{transform:translateY(0);box-shadow:0 6px 16px rgba(255,107,53,.28);}
.btn-primary:disabled{opacity:.45;box-shadow:none;cursor:not-allowed;transform:none;background:var(--orange);}
.btn-ghost{
  background:transparent;
  color:var(--text);
  border:1px solid var(--line-strong);
  border-radius:10px;
}
.btn-ghost:hover{border-color:rgba(23,200,180,.55);color:var(--cyan);background:rgba(23,200,180,.06);}
.btn-ghost:active{background:rgba(23,200,180,.12);}
.btn-ghost:disabled{opacity:.45;cursor:not-allowed;}
.btn-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  color:var(--cyan);
  font-size:14.5px;
  font-weight:600;
  min-height:44px;
}
.btn-link i{transition:transform var(--ease);font-size:12px;}
.btn-link:hover i{transform:translateX(3px);}

/* ---------- 首屏 ---------- */
.hero{
  position:relative;
  overflow:hidden;
  border-bottom:1px solid var(--line);
  background:var(--ink) url("/assets/images/backpic/back-1.webp") center/cover no-repeat;
}
.hero::before{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,13,20,.76) 0%,rgba(7,13,20,.9) 58%,var(--ink) 100%);
}
.hero::after{
  content:"";
  position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:64px 64px;
  opacity:.5;
  -webkit-mask-image:radial-gradient(ellipse at 30% 10%,#000 20%,transparent 72%);
  mask-image:radial-gradient(ellipse at 30% 10%,#000 20%,transparent 72%);
  pointer-events:none;
}
.hero-inner{position:relative;z-index:1;padding:clamp(44px,6vw,72px) 0 clamp(40px,5vw,60px);}
.hero-tag{
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:26px;
  padding:0 12px;
  border-radius:999px;
  background:var(--cyan-soft);
  border:1px solid rgba(23,200,180,.35);
  color:var(--cyan);
  font-size:12.5px;
  font-weight:600;
  letter-spacing:.04em;
  margin-bottom:20px;
}
.hero h1{
  font-size:clamp(30px,4.2vw,52px);
  line-height:1.25;
  font-weight:800;
  max-width:19em;
  margin-bottom:18px;
}
.hero-sub{
  font-size:clamp(15px,1.4vw,17px);
  color:var(--text-2);
  max-width:34em;
  line-height:1.85;
  margin-bottom:26px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px;}
.hero-facts{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:14px;
  max-width:720px;
}
.fact{
  padding:14px 16px;
  border-radius:12px;
  background:rgba(14,25,38,.72);
  border:1px solid var(--line);
  box-shadow:var(--inset);
}
.fact b{
  display:block;
  font-size:19px;
  font-weight:700;
  font-variant-numeric:tabular-nums;
  color:var(--text);
  line-height:1.4;
}
.fact span{font-size:12.5px;color:var(--text-3);}

/* ---------- 数据条 ---------- */
.statbar{
  border-bottom:1px solid var(--line);
  background:var(--panel-deep);
}
.statbar-inner{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:16px;
  padding:24px 0;
}
.stat-item{display:flex;align-items:baseline;gap:10px;}
.stat-item b{
  font-size:clamp(22px,2.4vw,28px);
  font-weight:800;
  color:var(--cyan);
  font-variant-numeric:tabular-nums;
  line-height:1.2;
}
.stat-item span{font-size:13.5px;color:var(--text-2);}

/* ---------- 通用板块 ---------- */
.section{padding:var(--sp-8) 0;}
.section.tight{padding:var(--sp-7) 0;}
.section.alt{background:var(--panel-deep);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.sec-head{margin-bottom:38px;max-width:760px;}
.sec-head h2{
  font-size:clamp(24px,2.8vw,34px);
  line-height:1.3;
  margin-bottom:12px;
}
.sec-head p{color:var(--text-2);font-size:15.5px;line-height:1.85;}

/* ---------- 时间线 ---------- */
.timeline{display:flex;flex-direction:column;gap:0;}
.tl-item{
  display:grid;
  grid-template-columns:96px 22px minmax(0,1fr);
  column-gap:18px;
  padding-bottom:20px;
}
.tl-time{
  text-align:right;
  padding-top:16px;
}
.tl-time b{
  display:block;
  font-size:19px;
  font-weight:700;
  font-variant-numeric:tabular-nums;
  color:var(--text);
  letter-spacing:.01em;
  line-height:1.3;
}
.tl-time span{font-size:12.5px;color:var(--text-3);}
.tl-line{
  position:relative;
  display:flex;
  justify-content:center;
  padding-top:22px;
}
.tl-line::before{
  content:"";
  position:absolute;
  top:0;bottom:-20px;
  width:2px;
  background:rgba(23,200,180,.28);
  border-radius:2px;
}
.tl-item:last-child .tl-line::before{bottom:auto;height:26px;}
.tl-dot{
  position:relative;
  z-index:1;
  width:10px;height:10px;
  border-radius:50%;
  background:var(--cyan);
  box-shadow:0 0 0 4px rgba(23,200,180,.14),0 0 14px rgba(23,200,180,.7);
}
.tl-card{
  padding:20px 22px;
  border-radius:var(--r-card);
  background:var(--glass);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border:1px solid var(--line);
  box-shadow:var(--inset);
  transition:transform var(--ease),border-color var(--ease);
}
.tl-card:hover{transform:translateY(-2px);border-color:rgba(23,200,180,.35);}
.tl-card h3{font-size:18px;margin-bottom:6px;line-height:1.45;}
.tl-card p{font-size:14.5px;color:var(--text-2);line-height:1.8;}
.tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px;}
.tag{
  display:inline-flex;
  align-items:center;
  height:22px;
  padding:0 9px;
  border-radius:6px;
  font-size:12px;
  line-height:1;
  background:var(--cyan-soft);
  color:var(--cyan);
  border:1px solid rgba(23,200,180,.22);
  white-space:nowrap;
}
.tag.gold{background:rgba(232,196,106,.12);color:var(--gold);border-color:rgba(232,196,106,.32);}
.tag.orange{background:rgba(255,107,53,.14);color:var(--orange);border-color:rgba(255,107,53,.3);}
.tag.muted{background:rgba(255,255,255,.05);color:var(--text-3);border-color:var(--line);}

/* ---------- 场次清单 ---------- */
.session-table{
  border-radius:var(--r-card);
  border:1px solid var(--line);
  background:var(--panel);
  overflow:hidden;
  box-shadow:var(--inset);
}
.session-head{
  display:grid;
  grid-template-columns:1.5fr .85fr .7fr .8fr 88px;
  gap:14px;
  padding:14px 22px;
  background:rgba(23,200,180,.06);
  border-bottom:1px solid var(--line);
  font-size:12.5px;
  letter-spacing:.08em;
  color:var(--text-3);
}
.session-row{
  display:grid;
  grid-template-columns:1.5fr .85fr .7fr .8fr 88px;
  gap:14px;
  align-items:center;
  padding:18px 22px;
  border-bottom:1px solid var(--line);
  transition:background-color var(--ease);
}
.session-row:last-child{border-bottom:0;}
.session-row:hover{background:rgba(23,200,180,.045);}
.sc-name{display:flex;align-items:center;gap:12px;min-width:0;}
.sc-code{
  flex:none;
  width:36px;height:36px;
  display:flex;align-items:center;justify-content:center;
  border-radius:10px;
  border:1px solid rgba(23,200,180,.32);
  background:rgba(23,200,180,.08);
  color:var(--cyan);
  font-weight:700;
  font-size:14px;
}
.sc-name strong{display:block;font-size:15px;line-height:1.5;}
.sc-name span{font-size:12.5px;color:var(--text-3);font-variant-numeric:tabular-nums;}
.sc-cell{font-size:14px;color:var(--text-2);font-variant-numeric:tabular-nums;}
.status{
  display:inline-flex;
  align-items:center;
  height:24px;
  padding:0 10px;
  border-radius:999px;
  font-size:12px;
  font-weight:600;
  white-space:nowrap;
}
.status.open{background:var(--cyan-soft);color:var(--cyan);border:1px solid rgba(23,200,180,.3);}
.status.few{background:rgba(232,196,106,.12);color:var(--gold);border:1px solid rgba(232,196,106,.32);}
.status.free{background:rgba(255,255,255,.05);color:var(--text-2);border:1px solid var(--line-strong);}
.sc-link{
  justify-self:end;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  height:36px;
  padding:0 16px;
  border-radius:999px;
  border:1px solid var(--line-strong);
  font-size:13px;
  color:var(--text);
  white-space:nowrap;
  transition:border-color var(--ease),color var(--ease),background-color var(--ease);
}
.sc-link:hover{border-color:rgba(23,200,180,.55);color:var(--cyan);background:rgba(23,200,180,.07);}
.session-note{
  display:flex;
  align-items:flex-start;
  gap:10px;
  margin-top:18px;
  padding:14px 18px;
  border-radius:12px;
  border-left:3px solid var(--cyan);
  background:rgba(23,200,180,.06);
  font-size:13.5px;
  color:var(--text-2);
  line-height:1.8;
}
.session-note i{color:var(--cyan);margin-top:4px;}

/* ---------- 图文 ---------- */
.split{
  display:grid;
  grid-template-columns:1.05fr 1fr;
  gap:clamp(28px,4vw,56px);
  align-items:center;
}
.split-figure{
  position:relative;
  border-radius:var(--r-card);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--inset);
  aspect-ratio:4/3;
  background:linear-gradient(140deg,#0E1926,#0B141F);
}
.split-figure img{width:100%;height:100%;object-fit:cover;border-radius:0;}
.split-figure::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(180deg,transparent 45%,rgba(7,13,20,.72));
  pointer-events:none;
}
.split-body h2{font-size:clamp(23px,2.6vw,32px);margin-bottom:16px;line-height:1.32;}
.split-body p{color:var(--text-2);font-size:15.5px;margin-bottom:16px;line-height:1.85;}
.check-list{display:flex;flex-direction:column;gap:12px;margin:22px 0 26px;}
.check-list li{display:flex;gap:12px;font-size:14.5px;color:var(--text-2);line-height:1.75;}
.check-list i{
  flex:none;
  width:22px;height:22px;
  display:flex;align-items:center;justify-content:center;
  margin-top:4px;
  border-radius:50%;
  background:var(--cyan-soft);
  color:var(--cyan);
  font-size:11px;
}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:14px;}
.faq-item{
  border-radius:var(--r-card);
  border:1px solid var(--line);
  background:var(--glass);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  box-shadow:var(--inset);
  overflow:hidden;
  transition:border-color var(--ease),background-color var(--ease);
}
.faq-item:hover{border-color:rgba(23,200,180,.28);}
.faq-item[open]{border-left:2px solid var(--cyan);background:rgba(23,200,180,.045);}
.faq-item summary{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:22px;
  font-size:16px;
  font-weight:500;
  color:var(--text);
  cursor:pointer;
  list-style:none;
  min-height:44px;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-icon{
  flex:none;
  width:26px;height:26px;
  display:flex;align-items:center;justify-content:center;
  border-radius:50%;
  border:1px solid var(--line-strong);
  color:var(--cyan);
  font-size:13px;
  transition:transform 220ms ease,border-color var(--ease);
}
.faq-item[open] .faq-icon{transform:rotate(45deg);border-color:rgba(23,200,180,.5);}
.faq-body{
  padding:0 22px 22px;
  font-size:15px;
  line-height:1.8;
  color:var(--text-2);
  max-width:70ch;
}

/* ---------- 报名 CTA ---------- */
.cta-band{
  position:relative;
  overflow:hidden;
  border-radius:clamp(16px,2vw,22px);
  border:1px solid var(--line);
  background:var(--panel) url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
  box-shadow:var(--inset);
}
.cta-band::before{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(110deg,rgba(7,13,20,.94) 0%,rgba(7,13,20,.86) 52%,rgba(7,13,20,.7) 100%);
}
.cta-inner{
  position:relative;
  z-index:1;
  display:grid;
  grid-template-columns:1fr 1.05fr;
  gap:clamp(26px,4vw,56px);
  padding:clamp(28px,4vw,48px);
  align-items:center;
}
.cta-copy h2{font-size:clamp(23px,2.6vw,32px);margin-bottom:14px;line-height:1.32;}
.cta-copy p{color:var(--text-2);font-size:15px;line-height:1.85;margin-bottom:18px;}
.cta-meta{display:flex;flex-direction:column;gap:10px;font-size:14px;color:var(--text-2);}
.cta-meta span{display:flex;align-items:center;gap:10px;}
.cta-meta i{color:var(--cyan);font-size:13px;}

.form-card{
  border-radius:var(--r-card);
  border:1px solid var(--line);
  background:rgba(12,23,36,.86);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  padding:clamp(20px,3vw,28px);
  box-shadow:var(--inset);
}
.field{margin-bottom:16px;}
.field label{
  display:block;
  font-size:13px;
  color:var(--text-2);
  margin-bottom:7px;
  letter-spacing:.02em;
}
.field input,
.field select{
  width:100%;
  height:44px;
  padding:0 14px;
  border-radius:var(--r-input);
  background:#0C1724;
  border:1px solid rgba(255,255,255,.12);
  color:var(--text);
  font-size:15px;
  outline:none;
  appearance:none;
  transition:border-color var(--ease),box-shadow var(--ease),background-color var(--ease);
}
.field select{
  background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%239FB2C4' stroke-width='1.6' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat:no-repeat;
  background-position:right 14px center;
  background-size:12px;
  padding-right:38px;
}
.field input::placeholder{color:var(--text-3);}
.field input:focus,
.field select:focus{
  border-color:rgba(23,200,180,.65);
  box-shadow:0 0 0 3px rgba(23,200,180,.15);
  background:#0D1A28;
}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
.form-submit{
  width:100%;
  height:46px;
  border-radius:999px;
  background:var(--orange);
  color:#1A0A02;
  font-weight:700;
  font-size:15px;
  box-shadow:var(--glow-cta);
  transition:background-color var(--ease),transform var(--ease),box-shadow var(--ease);
}
.form-submit:hover{background:var(--orange-hi);transform:translateY(-1px);}
.form-submit:active{transform:translateY(0);}
.form-submit:disabled{opacity:.45;box-shadow:none;cursor:not-allowed;transform:none;}
.form-hint{
  margin-top:12px;
  font-size:12.5px;
  color:var(--text-3);
  line-height:1.7;
}
.form-hint a{color:var(--cyan);}
.form-msg{
  display:none;
  margin-top:14px;
  padding:12px 14px;
  border-radius:10px;
  background:rgba(23,200,180,.1);
  border-left:3px solid var(--cyan);
  font-size:13.5px;
  color:var(--text);
}
.form-msg.show{display:block;}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:var(--sp-8);
  border-top:1px solid transparent;
  border-image:linear-gradient(90deg,transparent,rgba(255,255,255,.16),transparent) 1;
  background:var(--panel-deep);
  padding-top:var(--sp-7);
}
.footer-inner{
  max-width:1200px;
  margin:0 auto;
  padding:0 clamp(18px,4vw,40px) var(--sp-6);
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.2fr;
  gap:40px;
}
.footer-brand .brand-mark{font-size:22px;margin-bottom:4px;}
.footer-brand .brand-sub{margin-bottom:16px;}
.footer-brand p{font-size:13.5px;color:var(--text-3);line-height:1.85;max-width:26em;}
.footer-col h3{
  font-size:13px;
  letter-spacing:.14em;
  color:var(--text-3);
  font-weight:600;
  margin-bottom:16px;
  text-transform:none;
}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col li a{font-size:14px;color:var(--text-2);}
.footer-col li a:hover{color:var(--cyan);}
.footer-col p{font-size:13.5px;color:var(--text-3);line-height:1.85;margin-bottom:10px;max-width:24em;}
.footer-social{display:flex;gap:10px;margin-top:14px;}
.footer-social a{
  width:36px;height:36px;
  display:flex;align-items:center;justify-content:center;
  border-radius:10px;
  border:1px solid var(--line);
  color:var(--text-2);
  font-size:14px;
  transition:border-color var(--ease),color var(--ease),background-color var(--ease);
}
.footer-social a:hover{border-color:rgba(23,200,180,.5);color:var(--cyan);background:rgba(23,200,180,.08);}
.footer-bottom{
  border-top:1px solid var(--line);
  padding:18px clamp(18px,4vw,40px);
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  justify-content:space-between;
  font-size:12.5px;
  color:var(--text-3);
  max-width:1200px;
  margin:0 auto;
}
.footer-bottom a{color:var(--text-2);}
.footer-bottom a:hover{color:var(--cyan);}

/* ---------- 抽屉遮罩 ---------- */
.drawer-mask{
  position:fixed;
  inset:0;
  background:rgba(0,0,0,.6);
  opacity:0;
  visibility:hidden;
  transition:opacity 240ms ease,visibility 240ms ease;
  z-index:70;
}
.drawer-mask.show{opacity:1;visibility:visible;}

/* ---------- 断点 ---------- */
@media (min-width:1440px){
  .container,.footer-inner,.footer-bottom{max-width:1320px;}
}

@media (max-width:1199px) and (min-width:1000px){
  :root{--sidebar-w:72px;}
  .sidebar{padding:0 10px 18px;align-items:center;}
  .brand{height:72px;align-items:center;margin-bottom:14px;border-bottom:0;width:100%;}
  .brand-mark{font-size:15px;letter-spacing:0;text-align:center;}
  .brand-sub{display:none;}
  .nav{width:100%;}
  .nav a{
    justify-content:center;
    padding:0;
    font-size:0;
    gap:0;
  }
  .nav a i{font-size:16px;width:auto;}
  .sidebar-cta{width:44px;padding:0;font-size:0;}
  .sidebar-cta i{font-size:15px;}
  .sidebar-copy{display:none;}
  .nav a::after{
    content:attr(data-label);
    position:absolute;
    left:calc(100% + 10px);
    top:50%;
    transform:translateY(-50%);
    padding:6px 10px;
    border-radius:8px;
    background:var(--panel);
    border:1px solid var(--line);
    color:var(--text);
    font-size:12.5px;
    white-space:nowrap;
    opacity:0;
    pointer-events:none;
    transition:opacity 140ms ease;
    z-index:90;
  }
  .nav a:hover::after{opacity:1;}
}

@media (max-width:999px){
  :root{--sidebar-w:0px;}
  .sidebar{
    width:264px;
    transform:translateX(-100%);
    box-shadow:0 0 40px rgba(0,0,0,.6);
  }
  .sidebar.open{transform:translateX(0);}
  .shell{margin-left:0;}
  .menu-toggle{display:inline-flex;}
  .topbar{min-height:60px;gap:12px;}
  .search-box{display:none;}
  .hero-facts{grid-template-columns:repeat(3,minmax(0,1fr));}
  .statbar-inner{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px 12px;}
  .split{grid-template-columns:1fr;}
  .cta-inner{grid-template-columns:1fr;}
  .session-head{display:none;}
  .session-row{
    grid-template-columns:1fr 1fr;
    gap:10px 16px;
    padding:18px;
  }
  .sc-name{grid-column:1 / -1;}
  .sc-link{grid-column:1 / -1;justify-self:start;margin-top:4px;}
  .sc-cell{display:flex;align-items:center;gap:6px;font-size:13.5px;}
  .sc-cell::before{
    content:attr(data-label);
    color:var(--text-3);
    font-size:12px;
  }
  .footer-inner{grid-template-columns:1fr 1fr;gap:32px;}
}

@media (max-width:768px){
  .section{padding:var(--sp-7) 0;}
  .section.tight{padding:var(--sp-6) 0;}
  .sec-head{margin-bottom:26px;}
  .tl-item{grid-template-columns:18px minmax(0,1fr);column-gap:14px;padding-bottom:16px;}
  .tl-time{
    grid-column:2;
    text-align:left;
    padding:0 0 8px;
    display:flex;
    align-items:baseline;
    gap:10px;
  }
  .tl-time b{font-size:16px;display:inline;}
  .tl-time span{display:inline;}
  .tl-line{grid-column:1;grid-row:1 / span 2;padding-top:6px;}
  .tl-card{grid-column:2;padding:18px;}
  .tl-card h3{font-size:16.5px;}
  .faq-item summary{padding:18px;font-size:15px;}
  .faq-body{padding:0 18px 18px;font-size:14.5px;}
  .field-row{grid-template-columns:1fr;}
  .hero-actions{gap:10px;}
  .btn{min-height:44px;padding:0 20px;font-size:14.5px;}
  .crumbs .current{max-width:52vw;}
}

@media (max-width:640px){
  body{font-size:16px;}
  .hero-facts{grid-template-columns:1fr;}
  .statbar-inner{grid-template-columns:1fr 1fr;}
  .stat-item{flex-direction:column;align-items:flex-start;gap:2px;}
  .footer-inner{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
  .topbar-right .topbar-link{padding:0 12px;font-size:13px;}
  .session-row{grid-template-columns:1fr;}
  .sc-link{width:100%;justify-self:stretch;}
}

@media (max-width:400px){
  .container{padding:0 16px;}
  .brand-mark{font-size:18px;}
  .hero h1{font-size:27px;}
  .stat-item b{font-size:22px;}
}

/* roulang page: category2 */
:root{
  --c-primary:#17C8B4;
  --c-primary-soft:rgba(23,200,180,.12);
  --c-accent:#FF6B35;
  --c-accent-hover:#FF8354;
  --c-gold:#E8C46A;
  --bg-base:#070D14;
  --bg-panel:#0E1926;
  --bg-input:#0C1724;
  --glass:rgba(20,34,50,.55);
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.18);
  --text:#EAF2F8;
  --text-2:#9FB2C4;
  --text-3:#6C8199;
  --r-card:16px;
  --r-img:12px;
  --r-input:10px;
  --sh-card:0 1px 0 rgba(255,255,255,.06) inset;
  --sh-cta:0 8px 24px rgba(255,107,53,.32);
  --sh-ring:0 0 0 1px rgba(23,200,180,.45), 0 0 22px rgba(23,200,180,.18);
  --sidebar-w:236px;
  --container:1200px;
  --ease:180ms ease;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg-base);
  color:var(--text);
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  font-size:16.5px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;height:auto;display:block;border-style:none;}
a{color:var(--c-primary);text-decoration:none;transition:color var(--ease);}
a:hover{color:#42E3CF;}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.01em;line-height:1.3;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;font-size:inherit;border:none;background:none;cursor:pointer;}
figure{margin:0;}
:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;border-radius:6px;}
::selection{background:rgba(23,200,180,.32);color:#fff;}

/* ============ 应用外壳 ============ */
.scrim{
  position:fixed;inset:0;background:rgba(0,0,0,.6);
  opacity:0;visibility:hidden;transition:opacity 240ms ease,visibility 240ms ease;z-index:55;
}
.scrim.show{opacity:1;visibility:visible;}

.sidebar{
  position:fixed;top:0;left:0;bottom:0;width:var(--sidebar-w);
  display:flex;flex-direction:column;
  padding:0 14px 18px;
  background:rgba(8,16,24,.92);
  border-right:1px solid var(--line);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  z-index:60;
  transition:transform 240ms ease;
}
.brand{
  display:flex;flex-direction:column;justify-content:center;
  height:72px;padding:0 8px;margin-bottom:14px;
  border-bottom:1px solid var(--line);
}
.brand-mark{font-size:20px;font-weight:800;letter-spacing:-.01em;color:var(--text);line-height:1.2;}
.brand-mark span{color:var(--c-primary);}
.brand-sub{font-size:10px;letter-spacing:.16em;color:var(--text-3);margin-top:3px;text-transform:uppercase;}

.nav{display:flex;flex-direction:column;gap:4px;}
.nav a{
  position:relative;display:flex;align-items:center;gap:10px;
  height:44px;padding:0 12px;border-radius:10px;
  color:var(--text-2);font-size:14.5px;font-weight:500;
  transition:background var(--ease),color var(--ease);
}
.nav a i{width:18px;text-align:center;font-size:15px;color:var(--text-3);transition:color var(--ease);}
.nav a:hover{background:rgba(23,200,180,.08);color:var(--text);}
.nav a:hover i{color:var(--c-primary);}
.nav a:focus-visible{outline:2px solid var(--c-primary);outline-offset:2px;}
.nav a.active{background:rgba(23,200,180,.1);color:var(--c-primary);}
.nav a.active i{color:var(--c-primary);}
.nav a.active::before{
  content:"";position:absolute;left:0;top:10px;bottom:10px;width:2px;border-radius:2px;
  background:var(--c-primary);box-shadow:0 0 10px rgba(23,200,180,.85);
}

.sidebar-foot{margin-top:auto;padding-top:18px;border-top:1px solid var(--line);}
.sidebar-foot .copy{
  margin-top:12px;font-size:11.5px;color:var(--text-3);line-height:1.6;text-align:center;
}

.btn-block{display:flex;width:100%;}

/* ============ 按钮体系 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:999px;
  font-size:15px;font-weight:600;border:1px solid transparent;
  cursor:pointer;white-space:nowrap;
  transition:transform var(--ease),background var(--ease),box-shadow var(--ease),border-color var(--ease),color var(--ease);
}
.btn-primary{background:var(--c-accent);color:#1A0D05;box-shadow:var(--sh-cta);}
.btn-primary:hover{background:var(--c-accent-hover);color:#1A0D05;transform:translateY(-1px);}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 14px rgba(255,107,53,.26);}
.btn-primary:disabled{opacity:.45;box-shadow:none;cursor:not-allowed;transform:none;}
.btn-ghost{background:transparent;border-color:var(--line-strong);color:var(--text);}
.btn-ghost:hover{border-color:rgba(23,200,180,.45);color:var(--c-primary);background:rgba(23,200,180,.06);}
.btn-ghost:active{background:rgba(23,200,180,.12);}
.btn-ghost:disabled{opacity:.45;cursor:not-allowed;}
.btn-sm{min-height:38px;padding:0 16px;font-size:13.5px;}
.btn-link{
  display:inline-flex;align-items:center;gap:6px;color:var(--c-primary);
  font-size:14.5px;font-weight:600;min-height:44px;
}
.btn-link i{transition:transform var(--ease);font-size:12px;}
.btn-link:hover i{transform:translateX(2px);}

/* ============ 主区域 ============ */
.mobile-bar{
  display:none;position:sticky;top:0;z-index:50;
  height:56px;align-items:center;gap:12px;padding:0 16px;
  background:rgba(8,16,24,.94);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.burger{
  width:44px;height:44px;display:grid;place-items:center;border-radius:10px;
  color:var(--text);border:1px solid var(--line);font-size:16px;
  transition:border-color var(--ease),color var(--ease),background var(--ease);
}
.burger:hover{border-color:rgba(23,200,180,.45);color:var(--c-primary);}
.burger:active{background:rgba(23,200,180,.12);}
.mobile-brand{font-size:17px;font-weight:800;letter-spacing:-.01em;}
.mobile-brand span{color:var(--c-primary);}

.main{margin-left:var(--sidebar-w);min-height:100vh;display:flex;flex-direction:column;}

.topbar{
  position:sticky;top:0;z-index:40;
  display:flex;align-items:center;gap:16px;
  height:64px;padding:0 32px;
  background:rgba(7,13,20,.82);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-3);min-width:0;flex:1;}
.crumb a{color:var(--text-3);}
.crumb a:hover{color:var(--c-primary);}
.crumb .sep{opacity:.45;}
.crumb .current{
  color:var(--c-primary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:60%;
}
.topbar-actions{display:flex;align-items:center;gap:10px;flex-shrink:0;}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px;}

/* ============ 首屏 ============ */
.hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line);}
.hero::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/backpic/back-2.webp') center 32%/cover no-repeat;
  filter:saturate(.85);
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(110% 80% at 12% 0%, rgba(23,200,180,.16), transparent 58%),
    linear-gradient(180deg, rgba(7,13,20,.72) 0%, rgba(7,13,20,.93) 60%, var(--bg-base) 100%);
}
.hero-inner{position:relative;z-index:2;padding:76px 0 64px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  height:28px;padding:0 14px;border-radius:999px;
  background:var(--c-primary-soft);border:1px solid rgba(23,200,180,.28);
  color:var(--c-primary);font-size:12.5px;font-weight:600;letter-spacing:.02em;
}
.hero h1{
  margin-top:20px;
  font-size:clamp(30px,4.2vw,52px);
  line-height:1.25;max-width:16em;
}
.hero-sub{
  margin-top:18px;max-width:38em;
  font-size:17px;line-height:1.8;color:var(--text-2);
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-points{
  display:flex;flex-wrap:wrap;gap:14px 40px;margin-top:44px;
  padding-top:26px;border-top:1px solid var(--line);
}
.hero-points li{font-size:13.5px;color:var(--text-3);display:flex;align-items:baseline;gap:8px;}
.hero-points strong{
  font-size:22px;font-weight:800;color:var(--text);letter-spacing:-.01em;
  font-variant-numeric:tabular-nums;
}

/* ============ 通用板块 ============ */
.section{padding:80px 0;position:relative;}
.section--panel{background:var(--bg-panel);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{max-width:760px;margin-bottom:40px;}
.section-head h2{font-size:clamp(24px,2.8vw,34px);line-height:1.3;}
.section-head p{margin-top:12px;font-size:16px;color:var(--text-2);line-height:1.8;}
.kicker{
  display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:.1em;
  color:var(--c-primary);text-transform:uppercase;margin-bottom:12px;
}

/* ============ 玻璃卡与步骤 ============ */
.glass-card{
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sh-card);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  transition:transform var(--ease),border-color var(--ease);
}
.glass-card:hover{transform:translateY(-2px);border-color:rgba(23,200,180,.35);}

.step-card{
  position:relative;height:100%;padding:28px 26px 26px;
  display:flex;flex-direction:column;
}
.step-num{
  width:44px;height:44px;border-radius:14px;
  display:grid;place-items:center;
  font-size:18px;font-weight:800;font-variant-numeric:tabular-nums;
  color:#052A26;background:linear-gradient(140deg,#3BE6D2,#17C8B4);
  box-shadow:0 6px 18px rgba(23,200,180,.25);
  margin-bottom:18px;
}
.step-card h3{font-size:20px;line-height:1.4;margin-bottom:10px;}
.step-card p{font-size:15px;line-height:1.85;color:var(--text-2);}
.step-card .dot-list{margin-top:18px;padding-top:16px;border-top:1px dashed var(--line);}

.dot-list li{
  position:relative;padding-left:18px;margin-bottom:9px;
  font-size:14px;line-height:1.75;color:var(--text-2);
}
.dot-list li:last-child{margin-bottom:0;}
.dot-list li::before{
  content:"";position:absolute;left:0;top:.72em;
  width:6px;height:6px;border-radius:50%;background:var(--c-primary);
  box-shadow:0 0 8px rgba(23,200,180,.7);
}

.check-list li{
  position:relative;padding-left:26px;margin-bottom:11px;
  font-size:15px;line-height:1.75;color:var(--text-2);
}
.check-list li:last-child{margin-bottom:0;}
.check-list li::before{
  content:"\f00c";font-family:"Font Awesome 6 Free";font-weight:900;
  position:absolute;left:0;top:1px;font-size:12px;color:var(--c-primary);
}

/* ============ 图文交错 ============ */
.media-row{align-items:center;}
.media-row + .media-row{margin-top:56px;}
.media-figure{
  border-radius:var(--r-img);overflow:hidden;
  border:1px solid var(--line);background:var(--bg-panel);
  box-shadow:0 18px 40px rgba(0,0,0,.35);
}
.media-figure img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.media-body{padding:8px 0;}
.media-body h3{font-size:clamp(20px,2.2vw,26px);line-height:1.4;margin:14px 0 14px;}
.media-body p{font-size:16px;line-height:1.85;color:var(--text-2);margin-bottom:18px;}

.tag{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;
  border-radius:6px;font-size:12px;font-weight:600;
  background:var(--c-primary-soft);color:var(--c-primary);
  border:1px solid rgba(23,200,180,.24);
}
.tag--gold{background:rgba(232,196,106,.1);color:var(--c-gold);border-color:rgba(232,196,106,.35);}
.tag--accent{background:var(--c-accent);color:#1A0D05;border-color:transparent;}

/* ============ FAQ ============ */
.faq-list{display:flex;flex-direction:column;gap:14px;max-width:900px;}
.faq-item{
  position:relative;
  background:var(--glass);border:1px solid var(--line);
  border-radius:var(--r-card);box-shadow:var(--sh-card);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  transition:border-color var(--ease);
  overflow:hidden;
}
.faq-item:hover{border-color:rgba(23,200,180,.3);}
.faq-item.open{border-color:rgba(23,200,180,.38);}
.faq-item.open::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:2px;
  background:var(--c-primary);box-shadow:0 0 10px rgba(23,200,180,.8);
}
.faq-q{
  width:100%;display:flex;align-items:center;gap:16px;
  padding:20px 22px;text-align:left;
  color:var(--text);font-size:16px;font-weight:500;line-height:1.6;
  min-height:44px;
}
.faq-q:hover{color:var(--c-primary);}
.faq-icon{position:relative;width:16px;height:16px;flex:0 0 16px;margin-left:auto;}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:var(--c-primary);border-radius:2px;
  transition:transform 240ms ease,opacity 240ms ease;
}
.faq-icon::before{left:0;top:7px;width:16px;height:2px;}
.faq-icon::after{left:7px;top:0;width:2px;height:16px;}
.faq-item.open .faq-icon::after{transform:rotate(90deg);opacity:0;}
.faq-a{max-height:0;overflow:hidden;transition:max-height 300ms ease;}
.faq-a-inner{padding:0 22px 22px;font-size:15px;line-height:1.8;color:var(--text-2);}
.faq-a-inner p{margin-bottom:10px;}
.faq-a-inner p:last-child{margin-bottom:0;}

/* ============ 联系 CTA ============ */
.cta-card{
  position:relative;overflow:hidden;
  display:flex;flex-wrap:wrap;align-items:center;gap:32px;
  padding:40px 40px;
  border-radius:var(--r-card);
  background:var(--glass);border:1px solid var(--line);
  box-shadow:var(--sh-card);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
}
.cta-card::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(90% 120% at 100% 0%, rgba(255,107,53,.14), transparent 60%);
}
.cta-copy{flex:1 1 420px;position:relative;z-index:1;}
.cta-copy h2{font-size:clamp(22px,2.4vw,30px);line-height:1.35;}
.cta-copy p{margin-top:12px;font-size:15.5px;color:var(--text-2);line-height:1.8;max-width:46em;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;position:relative;z-index:1;}

/* ============ 页脚 ============ */
.site-footer{
  position:relative;margin-top:auto;
  background:var(--bg-panel);
  border-top:1px solid var(--line);
}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(23,200,180,.5),transparent);
}
.footer-inner{
  max-width:var(--container);margin:0 auto;
  padding:56px 32px 40px;
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:40px;
}
.footer-brand .brand-mark{font-size:20px;}
.footer-brand .brand-sub{margin-top:4px;}
.footer-brand p{margin-top:18px;font-size:14px;line-height:1.8;color:var(--text-3);max-width:26em;}
.footer-col h3{
  font-size:14px;font-weight:700;color:var(--text);
  letter-spacing:.04em;margin-bottom:16px;
}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul a{color:var(--text-2);font-size:14px;line-height:1.7;}
.footer-col ul a:hover{color:var(--c-primary);}
.footer-col p{font-size:13.5px;line-height:1.8;color:var(--text-3);margin-bottom:10px;}
.footer-social{display:flex;gap:10px;margin-top:16px;}
.footer-social a{
  width:38px;height:38px;display:grid;place-items:center;
  border-radius:10px;border:1px solid var(--line);
  color:var(--text-2);background:rgba(255,255,255,.03);
  transition:color var(--ease),border-color var(--ease),background var(--ease);
}
.footer-social a:hover{color:var(--c-primary);border-color:rgba(23,200,180,.45);background:rgba(23,200,180,.08);}
.footer-bottom{
  max-width:var(--container);margin:0 auto;
  padding:18px 32px 28px;
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  border-top:1px solid var(--line);
  font-size:12.5px;color:var(--text-3);
}
.footer-bottom a{color:var(--text-3);}
.footer-bottom a:hover{color:var(--c-primary);}

/* ============ 响应式 ============ */
@media (min-width:1440px){
  :root{--container:1320px;}
}

@media (max-width:1199px){
  .main{margin-left:72px;}
  .sidebar{width:72px;padding:0 10px 16px;align-items:center;}
  .brand{height:72px;padding:0;border-bottom:none;margin-bottom:10px;align-items:center;}
  .brand-mark{font-size:16px;}
  .brand-sub{display:none;}
  .nav{width:100%;}
  .nav a{justify-content:center;padding:0;font-size:0;gap:0;}
  .nav a i{font-size:18px;}
  .nav a.active::before{top:8px;bottom:8px;}
  .sidebar-foot{width:100%;}
  .sidebar-foot .btn{width:44px;height:44px;padding:0;margin:0 auto;border-radius:50%;font-size:0;gap:0;}
  .sidebar-foot .btn::after{
    content:"\f023";font-family:"Font Awesome 6 Free";font-weight:900;font-size:15px;
  }
  .sidebar-foot .copy{display:none;}
  .topbar{padding:0 24px;}
  .container{padding:0 24px;}
  .footer-inner{grid-template-columns:1fr 1fr;gap:32px;padding:48px 24px 36px;}
  .footer-bottom{padding:18px 24px 26px;}
  .cta-card{padding:32px;}
}

@media (max-width:999px){
  .sidebar{transform:translateX(-100%);width:236px;padding:0 14px 18px;align-items:stretch;}
  .sidebar.is-open{transform:translateX(0);box-shadow:0 0 48px rgba(0,0,0,.7);}
  .sidebar .brand{align-items:flex-start;padding:0 8px;border-bottom:1px solid var(--line);margin-bottom:14px;}
  .sidebar .brand-mark{font-size:20px;}
  .sidebar .brand-sub{display:block;}
  .sidebar .nav a{justify-content:flex-start;padding:0 12px;font-size:14.5px;gap:10px;}
  .sidebar .nav a i{font-size:15px;}
  .sidebar .sidebar-foot .btn{width:100%;height:auto;min-height:44px;padding:0 22px;border-radius:999px;font-size:15px;gap:8px;}
  .sidebar .sidebar-foot .btn::after{content:none;}
  .sidebar .sidebar-foot .copy{display:block;}
  .main{margin-left:0;}
  .mobile-bar{display:flex;}
  .topbar{position:relative;height:auto;min-height:56px;padding:10px 16px;gap:12px;flex-wrap:wrap;}
  .crumb{flex:1 1 100%;font-size:12.5px;}
  .crumb .current{max-width:100%;}
  .topbar-actions{flex:1 1 100%;justify-content:flex-start;}
  .container{padding:0 20px;}
  .hero-inner{padding:52px 0 44px;}
  .hero-sub{font-size:16px;}
  .hero-points{gap:12px 28px;margin-top:32px;padding-top:22px;}
  .hero-points strong{font-size:19px;}
  .section{padding:56px 0;}
  .section-head{margin-bottom:28px;}
  .media-row + .media-row{margin-top:40px;}
  .media-row{margin-top:0;}
  .media-figure{margin-bottom:22px;}
  .footer-inner{grid-template-columns:1fr 1fr;}
}

@media (max-width:640px){
  body{font-size:16px;}
  .container{padding:0 16px;}
  .hero-inner{padding:44px 0 36px;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .hero-actions .btn{width:100%;}
  .hero-points{flex-direction:column;gap:10px;}
  .section{padding:44px 0;}
  .step-card{padding:24px 20px 22px;}
  .faq-q{padding:18px 18px;font-size:15px;gap:12px;}
  .faq-a-inner{padding:0 18px 20px;font-size:14.5px;}
  .cta-card{padding:26px 20px;gap:22px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .footer-inner{grid-template-columns:1fr;gap:28px;padding:40px 16px 30px;}
  .footer-bottom{padding:16px 16px 24px;flex-direction:column;gap:8px;}
}

@media (max-width:360px){
  .hero h1{font-size:26px;}
  .brand-mark{font-size:18px;}
}

@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;}
  html{scroll-behavior:auto;}
}

/* roulang page: category3 */
:root{
  --bg:#070D14;
  --bg-2:#0B141F;
  --panel:#0E1926;
  --glass:rgba(20,34,50,.55);
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --teal:#17C8B4;
  --teal-soft:rgba(23,200,180,.12);
  --orange:#FF6B35;
  --orange-hi:#FF8354;
  --gold:#E8C46A;
  --danger:#FF6B6B;
  --text:#EAF2F8;
  --text-2:#9FB2C4;
  --text-3:#6C8199;
  --r-lg:16px;
  --r-md:12px;
  --r-sm:10px;
  --pill:999px;
  --sw:236px;
  --shadow-inset:0 1px 0 rgba(255,255,255,.06) inset;
  --shadow-cta:0 8px 24px rgba(255,107,53,.32);
  --shadow-teal:0 0 0 1px rgba(23,200,180,.45);
  --ease:180ms ease;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Hiragino Sans GB",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  text-align:left;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
img{display:block;max-width:100%;}
a{color:var(--teal);text-decoration:none;transition:color var(--ease);}
a:hover{color:#4FE3D2;}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit;}
input,select,textarea{font-family:inherit;font-size:15px;}
:focus-visible{outline:2px solid var(--teal);outline-offset:2px;border-radius:6px;}

/* ---------- 容器 ---------- */
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px;}

/* ---------- 侧边导航 ---------- */
.sidebar{
  position:fixed;top:0;left:0;bottom:0;width:var(--sw);
  background:rgba(8,16,24,.92);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border-right:1px solid var(--line);
  display:flex;flex-direction:column;
  padding:0 14px 18px;
  z-index:60;
  transition:transform 240ms ease;
}
.brand{
  display:flex;flex-direction:column;justify-content:center;
  height:72px;padding:0 8px;
  border-bottom:1px solid var(--line);
  text-decoration:none;
}
.brand-mark{font-size:20px;font-weight:800;letter-spacing:-.01em;color:var(--text);line-height:1.2;}
.brand-mark span{color:var(--teal);}
.brand-sub{font-size:10px;letter-spacing:.16em;color:var(--text-3);margin-top:3px;}
.nav{display:flex;flex-direction:column;gap:6px;margin-top:18px;}
.nav a{
  position:relative;display:flex;align-items:center;gap:10px;
  height:44px;padding:0 12px;border-radius:var(--r-sm);
  color:var(--text-2);font-size:14.5px;
  transition:background var(--ease),color var(--ease);
}
.nav a i{width:18px;text-align:center;font-size:14px;opacity:.9;}
.nav a:hover{background:rgba(23,200,180,.08);color:var(--text);}
.nav a.active{background:rgba(23,200,180,.1);color:var(--teal);}
.nav a.active::before{
  content:"";position:absolute;left:0;top:10px;bottom:10px;width:2px;
  border-radius:2px;background:var(--teal);box-shadow:0 0 10px rgba(23,200,180,.85);
}
.sidebar-foot{margin-top:auto;padding:16px 4px 0;border-top:1px solid var(--line);}
.sidebar-foot .copy{font-size:11.5px;color:var(--text-3);margin-top:12px;line-height:1.6;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;
  font-size:15px;font-weight:600;line-height:1;
  border-radius:var(--pill);
  transition:background var(--ease),color var(--ease),border-color var(--ease),transform var(--ease),box-shadow var(--ease);
  white-space:nowrap;
}
.btn-primary{background:var(--orange);color:#141A20;box-shadow:var(--shadow-cta);}
.btn-primary:hover{background:var(--orange-hi);color:#141A20;transform:translateY(-1px);}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 12px rgba(255,107,53,.28);}
.btn-primary:disabled{opacity:.45;box-shadow:none;cursor:not-allowed;transform:none;}
.btn-ghost{
  background:transparent;color:var(--text);border:1px solid var(--line-strong);
  border-radius:var(--r-sm);
}
.btn-ghost:hover{border-color:rgba(23,200,180,.55);color:var(--teal);}
.btn-ghost:active{background:rgba(23,200,180,.08);}
.btn-ghost:disabled{opacity:.45;cursor:not-allowed;}
.btn-sm{min-height:38px;padding:0 16px;font-size:13.5px;border-radius:var(--r-sm);}
.btn-block{width:100%;}
.link-more{display:inline-flex;align-items:center;gap:6px;font-size:14.5px;font-weight:600;color:var(--teal);}
.link-more i{transition:transform var(--ease);}
.link-more:hover i{transform:translateX(3px);}

/* ---------- 主区域 ---------- */
.main{margin-left:var(--sw);min-height:100vh;display:flex;flex-direction:column;}
.topbar{
  position:sticky;top:0;z-index:40;
  display:flex;align-items:center;gap:16px;
  min-height:64px;padding:10px 32px;
  background:rgba(7,13,20,.86);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.menu-btn{
  display:none;width:44px;height:44px;border-radius:var(--r-sm);
  border:1px solid var(--line);color:var(--text-2);font-size:16px;
}
.menu-btn:hover{color:var(--teal);border-color:rgba(23,200,180,.5);}
.crumb{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--text-3);flex-wrap:wrap;}
.crumb a{color:var(--text-2);}
.crumb a:hover{color:var(--teal);}
.crumb .sep{color:var(--text-3);opacity:.6;}
.crumb .now{color:var(--teal);}
.topbar-actions{margin-left:auto;display:flex;align-items:center;gap:10px;}

/* ---------- HERO ---------- */
.hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line);}
.hero::before{
  content:"";position:absolute;inset:0;
  background:
    linear-gradient(180deg,rgba(7,13,20,.72) 0%,rgba(7,13,20,.86) 55%,rgba(7,13,20,.97) 100%),
    url("/assets/images/backpic/back-1.webp") center/cover no-repeat;
  z-index:0;
}
.hero::after{
  content:"";position:absolute;inset:0;z-index:0;pointer-events:none;
  background-image:
    linear-gradient(rgba(23,200,180,.055) 1px,transparent 1px),
    linear-gradient(90deg,rgba(23,200,180,.055) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 78%);
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 78%);
}
.hero-inner{position:relative;z-index:1;padding:72px 0 78px;}
.tag{
  display:inline-flex;align-items:center;gap:7px;
  height:26px;padding:0 12px;border-radius:var(--pill);
  font-size:12.5px;font-weight:600;
  background:var(--teal-soft);color:var(--teal);
  border:1px solid rgba(23,200,180,.28);
}
.hero h1{
  margin-top:20px;
  font-size:clamp(30px,4.2vw,52px);
  line-height:1.25;font-weight:800;letter-spacing:-.01em;
  max-width:16em;
}
.hero-sub{
  margin-top:18px;max-width:640px;
  font-size:17px;line-height:1.85;color:var(--text-2);
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-points{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));
  gap:14px;margin-top:42px;max-width:860px;
}
.hero-points li{
  display:flex;gap:10px;align-items:flex-start;
  padding:14px 16px;border-radius:var(--r-md);
  background:rgba(20,34,50,.45);
  border:1px solid var(--line);
  font-size:13.5px;line-height:1.65;color:var(--text-2);
}
.hero-points i{color:var(--teal);font-size:14px;margin-top:3px;}

/* ---------- 板块通用 ---------- */
.sec{padding:88px 0;}
.sec.alt{background:var(--bg-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.sec-head{max-width:760px;margin-bottom:40px;}
.sec-head h2{
  font-size:clamp(24px,2.8vw,34px);
  line-height:1.3;font-weight:800;letter-spacing:-.01em;
}
.sec-head p{margin-top:14px;color:var(--text-2);font-size:16px;line-height:1.85;}
.sec-head .kicker{
  display:inline-block;margin-bottom:14px;
  font-size:12.5px;font-weight:700;letter-spacing:.14em;
  color:var(--teal);text-transform:uppercase;
}

/* ---------- 数据条 ---------- */
.stats{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));
  gap:1px;background:var(--line);
  border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
}
.stat{
  background:var(--panel);
  padding:26px 24px;
  transition:background var(--ease);
}
.stat:hover{background:#12202F;}
.stat .num{
  font-size:clamp(26px,3vw,38px);font-weight:800;line-height:1.1;
  color:var(--text);font-variant-numeric:tabular-nums;letter-spacing:-.02em;
}
.stat .num small{font-size:15px;font-weight:600;color:var(--text-2);margin-left:4px;}
.stat .label{margin-top:8px;font-size:13.5px;color:var(--text-3);}

/* ---------- 图文交错 ---------- */
.split{
  display:grid;grid-template-columns:1fr 1fr;
  gap:48px;align-items:center;
  padding:44px 0;
  border-top:1px solid var(--line);
}
.split:first-of-type{border-top:0;padding-top:0;}
.split-media{
  position:relative;border-radius:var(--r-md);overflow:hidden;
  border:1px solid var(--line);background:var(--panel);
}
.split-media img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.split-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,transparent 50%,rgba(7,13,20,.45));
  pointer-events:none;
}
.split-body h3{font-size:21px;font-weight:700;line-height:1.45;}
.split-body > p{margin-top:14px;color:var(--text-2);font-size:15.5px;line-height:1.85;}
.check-list{margin-top:20px;display:grid;gap:12px;}
.check-list li{
  display:flex;gap:10px;align-items:flex-start;
  font-size:14.5px;color:var(--text-2);line-height:1.7;
}
.check-list i{color:var(--teal);margin-top:4px;font-size:13px;}
.split.reverse .split-media{order:2;}
.split.reverse .split-body{order:1;}

/* ---------- 服务卡片 2×3 ---------- */
.svc-grid{
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));
  gap:22px;
}
.card{
  position:relative;
  background:var(--glass);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--shadow-inset);
  transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.card:hover{
  transform:translateY(-2px);
  border-color:rgba(23,200,180,.35);
  box-shadow:var(--shadow-inset),0 0 0 1px rgba(23,200,180,.2);
}
.svc{
  display:grid;grid-template-columns:150px 1fr;
  gap:20px;padding:20px;align-items:stretch;
}
.svc-thumb{
  border-radius:var(--r-md);overflow:hidden;background:#0C1724;
  border:1px solid var(--line);
}
.svc-thumb img{width:100%;height:100%;min-height:120px;object-fit:cover;}
.svc-body h3{font-size:18.5px;font-weight:700;line-height:1.45;}
.svc-body p{margin-top:9px;font-size:14.5px;line-height:1.8;color:var(--text-2);}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}
.chip{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;
  border-radius:6px;font-size:12px;font-weight:600;
  background:var(--teal-soft);color:var(--teal);
  border:1px solid rgba(23,200,180,.22);
}
.chip.gold{background:rgba(232,196,106,.12);color:var(--gold);border-color:rgba(232,196,106,.34);}
.chip.orange{background:rgba(255,107,53,.14);color:#FF9166;border-color:rgba(255,107,53,.35);}

/* ---------- 里程碑 ---------- */
.miles{
  position:relative;
  display:grid;grid-template-columns:repeat(5,minmax(0,1fr));
  gap:20px;
  padding-top:34px;
}
.miles::before{
  content:"";position:absolute;left:0;right:0;top:6px;height:2px;
  background:linear-gradient(90deg,rgba(23,200,180,.55),rgba(23,200,180,.1));
  border-radius:2px;
}
.mile{position:relative;padding-right:10px;}
.mile::before{
  content:"";position:absolute;left:0;top:-34px;width:10px;height:10px;
  border-radius:50%;background:var(--teal);
  box-shadow:0 0 0 4px rgba(23,200,180,.14);
}
.mile .stage{font-size:12.5px;font-weight:700;color:var(--teal);letter-spacing:.06em;}
.mile h3{margin-top:8px;font-size:16.5px;font-weight:700;line-height:1.45;}
.mile p{margin-top:8px;font-size:13.5px;line-height:1.75;color:var(--text-2);}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:14px;max-width:900px;}
.faq-item{
  background:var(--glass);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--shadow-inset);
  position:relative;
  overflow:hidden;
  transition:border-color var(--ease);
}
.faq-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:2px;
  background:var(--teal);opacity:0;transition:opacity var(--ease);
}
.faq-item.open{border-color:rgba(23,200,180,.35);}
.faq-item.open::before{opacity:1;}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:22px;text-align:left;
  font-size:16px;font-weight:600;color:var(--text);line-height:1.6;
}
.faq-q:hover{color:var(--teal);}
.faq-q .sign{
  flex:0 0 auto;width:26px;height:26px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  border:1px solid var(--line-strong);color:var(--text-2);
  font-size:13px;transition:transform var(--ease),color var(--ease),border-color var(--ease);
}
.faq-item.open .sign{transform:rotate(45deg);color:var(--teal);border-color:rgba(23,200,180,.5);}
.faq-a{
  max-height:0;overflow:hidden;opacity:0;
  transition:max-height 260ms ease,opacity 200ms ease,padding var(--ease);
}
.faq-item.open .faq-a{max-height:340px;opacity:1;padding:0 22px 22px;}
.faq-a p{font-size:15px;line-height:1.8;color:var(--text-2);}

/* ---------- CTA 表单 ---------- */
.cta-band{
  position:relative;overflow:hidden;
  border-radius:var(--r-lg);
  border:1px solid rgba(23,200,180,.28);
  background:
    linear-gradient(120deg,rgba(23,200,180,.1),rgba(20,34,50,.7) 45%,rgba(255,107,53,.08)),
    var(--panel);
  padding:44px;
  display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center;
  box-shadow:var(--shadow-inset);
}
.cta-band h2{font-size:clamp(22px,2.4vw,30px);line-height:1.35;font-weight:800;}
.cta-band p{margin-top:12px;color:var(--text-2);font-size:15px;line-height:1.8;}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
.field{display:flex;flex-direction:column;gap:7px;}
.field.full{grid-column:1/-1;}
.field label{font-size:13px;color:var(--text-3);font-weight:600;}
.field input,.field select{
  height:44px;padding:0 14px;border-radius:var(--r-sm);
  background:#0C1724;border:1px solid rgba(255,255,255,.12);
  color:var(--text);
  transition:border-color var(--ease),box-shadow var(--ease);
  appearance:none;-webkit-appearance:none;
}
.field select{
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='8'><path d='M1 1l5 5 5-5' fill='none' stroke='%239FB2C4' stroke-width='1.6'/></svg>");
  background-repeat:no-repeat;background-position:right 14px center;
  padding-right:36px;
}
.field input::placeholder{color:#536A80;}
.field input:focus,.field select:focus{
  border-color:var(--teal);box-shadow:0 0 0 3px rgba(23,200,180,.16);outline:none;
}
.field input:disabled,.field select:disabled{opacity:.5;cursor:not-allowed;}
.form-note{grid-column:1/-1;font-size:12.5px;color:var(--text-3);line-height:1.7;}
.form-note a{color:var(--text-2);text-decoration:underline;}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:auto;
  background:var(--bg-2);
  border-top:1px solid var(--line);
  padding:56px 0 0;
}
.footer-inner{
  max-width:1200px;margin:0 auto;padding:0 32px 44px;
  display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;
}
.footer-brand .brand-mark{font-size:20px;font-weight:800;}
.footer-brand .brand-mark span{color:var(--teal);}
.footer-brand .brand-sub{font-size:10px;letter-spacing:.16em;color:var(--text-3);margin-top:4px;}
.footer-brand p{margin-top:16px;font-size:13.5px;line-height:1.8;color:var(--text-2);max-width:280px;}
.footer-col h3{font-size:14px;font-weight:700;color:var(--text);margin-bottom:16px;}
.footer-col ul{display:grid;gap:10px;}
.footer-col li a{font-size:13.5px;color:var(--text-2);}
.footer-col li a:hover{color:var(--teal);}
.footer-col p{font-size:13.5px;color:var(--text-2);line-height:1.8;margin-bottom:10px;}
.footer-social{display:flex;gap:10px;margin-top:16px;}
.footer-social a{
  width:38px;height:38px;border-radius:var(--r-sm);
  display:flex;align-items:center;justify-content:center;
  border:1px solid var(--line);color:var(--text-2);
  transition:border-color var(--ease),color var(--ease),background var(--ease);
}
.footer-social a:hover{border-color:rgba(23,200,180,.5);color:var(--teal);background:rgba(23,200,180,.08);}
.footer-bottom{
  border-top:1px solid var(--line);
  padding:18px 32px;
  max-width:1200px;margin:0 auto;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12.5px;color:var(--text-3);
}
.footer-bottom a{color:var(--text-3);}
.footer-bottom a:hover{color:var(--teal);}

/* ---------- 遮罩 ---------- */
.overlay{
  position:fixed;inset:0;background:rgba(0,0,0,.6);
  opacity:0;visibility:hidden;transition:opacity 240ms ease,visibility 240ms ease;
  z-index:55;
}
.overlay.show{opacity:1;visibility:visible;}

/* ---------- 响应式 ---------- */
@media (min-width:1200px){
  .container,.footer-inner{max-width:1320px;}
}
@media (max-width:1199px){
  .hero-points{grid-template-columns:1fr 1fr;}
  .cta-band{grid-template-columns:1fr;gap:30px;padding:36px;}
  .miles{grid-template-columns:repeat(3,minmax(0,1fr));row-gap:34px;}
  .miles::before{display:none;}
  .mile{padding-top:22px;border-top:2px solid rgba(23,200,180,.28);}
  .mile::before{top:-6px;}
}
@media (max-width:999px){
  .sidebar{transform:translateX(-100%);box-shadow:0 0 40px rgba(0,0,0,.5);}
  .sidebar.open{transform:translateX(0);}
  .main{margin-left:0;}
  .menu-btn{display:flex;align-items:center;justify-content:center;}
  .topbar{padding:10px 20px;}
  .container{padding:0 20px;}
  .sec{padding:64px 0;}
  .hero-inner{padding:56px 0 60px;}
  .split{grid-template-columns:1fr;gap:26px;padding:36px 0;}
  .split.reverse .split-media{order:0;}
  .split.reverse .split-body{order:1;}
  .svc-grid{grid-template-columns:1fr;}
  .stats{grid-template-columns:1fr 1fr;}
  .footer-inner{grid-template-columns:1fr 1fr;gap:32px;padding:0 20px 36px;}
  .footer-bottom{padding:18px 20px;}
}
@media (max-width:639px){
  .topbar-actions .btn{display:none;}
  .hero-points{grid-template-columns:1fr;}
  .hero h1{max-width:100%;}
  .hero-actions .btn{width:100%;}
  .svc{grid-template-columns:1fr;padding:18px;}
  .svc-thumb img{aspect-ratio:16/9;min-height:0;height:auto;}
  .miles{grid-template-columns:1fr;gap:24px;}
  .form-grid{grid-template-columns:1fr;}
  .cta-band{padding:26px 20px;}
  .footer-inner{grid-template-columns:1fr;}
  .crumb{font-size:12.5px;}
  .sec{padding:52px 0;}
}

/* roulang page: category4 */
:root{
  --bg:#070D14;
  --panel:#0E1926;
  --panel-2:#0C1724;
  --glass:rgba(20,34,50,.55);
  --glass-line:rgba(255,255,255,.08);
  --teal:#17C8B4;
  --teal-soft:rgba(23,200,180,.12);
  --teal-line:rgba(23,200,180,.45);
  --orange:#FF6B35;
  --orange-hi:#FF8354;
  --gold:#E8C46A;
  --text:#EAF2F8;
  --text-2:#9FB2C4;
  --text-3:#6C8199;
  --line:rgba(255,255,255,.08);
  --r-card:16px;
  --r-img:12px;
  --r-input:10px;
  --r-pill:999px;
  --shadow-card:0 1px 0 rgba(255,255,255,.06) inset;
  --shadow-cta:0 8px 24px rgba(255,107,53,.32);
  --shadow-teal:0 0 0 1px rgba(23,200,180,.45),0 0 24px rgba(23,200,180,.16);
  --nav-w:236px;
  --maxw:1200px;
  --sec-y:88px;
  --ease:180ms ease;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",sans-serif;
  font-size:16.5px;
  line-height:1.85;
  letter-spacing:0;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{display:block;max-width:100%;height:auto;}
a{color:var(--teal);text-decoration:none;transition:color var(--ease);}
a:hover{color:#4fe0d0;}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.01em;color:var(--text);line-height:1.3;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;font-size:inherit;color:inherit;}
input,select,textarea{font-family:inherit;font-size:inherit;}
:focus-visible{outline:2px solid var(--teal);outline-offset:2px;border-radius:6px;}
::selection{background:rgba(23,200,180,.3);color:#fff;}
.num{font-variant-numeric:tabular-nums;}

/* ============ 布局骨架 ============ */
.app{display:flex;min-height:100vh;}
.main{
  margin-left:var(--nav-w);
  flex:1 1 auto;
  min-width:0;
  display:flex;
  flex-direction:column;
}
.wrap{
  width:100%;
  max-width:var(--maxw);
  margin:0 auto;
  padding:0 32px;
}
.section{padding:var(--sec-y) 0;}
.section-head{max-width:760px;margin-bottom:36px;}
.section-head h2{font-size:clamp(24px,2.8vw,34px);}
.section-head p{margin-top:14px;color:var(--text-2);font-size:16px;line-height:1.8;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  height:26px;padding:0 12px;border-radius:var(--r-pill);
  background:var(--teal-soft);color:var(--teal);
  font-size:12.5px;font-weight:600;letter-spacing:.04em;
  border:1px solid rgba(23,200,180,.28);
}

/* ============ 左侧导航 ============ */
.sidebar{
  position:fixed;
  top:0;left:0;bottom:0;
  width:var(--nav-w);
  display:flex;
  flex-direction:column;
  background:rgba(8,16,24,.92);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border-right:1px solid var(--line);
  z-index:60;
}
.brand{
  height:72px;
  display:flex;
  flex-direction:column;
  justify-content:center;
  padding:0 22px;
  border-bottom:1px solid var(--line);
  flex:0 0 auto;
}
.brand-mark{font-size:20px;font-weight:800;letter-spacing:.01em;line-height:1.2;color:var(--text);}
.brand-mark span{color:var(--teal);}
.brand-sub{font-size:10px;letter-spacing:.2em;color:var(--text-3);margin-top:4px;text-transform:uppercase;}
.nav{
  padding:18px 12px;
  display:flex;
  flex-direction:column;
  gap:4px;
  flex:1 1 auto;
  overflow-y:auto;
}
.nav a{
  position:relative;
  display:flex;
  align-items:center;
  gap:12px;
  height:44px;
  padding:0 14px;
  border-radius:10px;
  color:var(--text-2);
  font-size:14.5px;
  line-height:1;
  transition:background var(--ease),color var(--ease);
}
.nav a i{width:18px;text-align:center;font-size:14px;color:var(--text-3);transition:color var(--ease);}
.nav a:hover{background:rgba(23,200,180,.08);color:var(--text);}
.nav a:hover i{color:var(--teal);}
.nav a.active{background:rgba(23,200,180,.1);color:var(--teal);font-weight:600;}
.nav a.active i{color:var(--teal);}
.nav a.active::before{
  content:"";
  position:absolute;left:0;top:10px;bottom:10px;width:2px;border-radius:2px;
  background:var(--teal);
  box-shadow:0 0 10px rgba(23,200,180,.85);
}
.side-foot{padding:16px 14px 22px;border-top:1px solid var(--line);flex:0 0 auto;}
.side-foot .btn{width:100%;height:44px;font-size:14.5px;}
.side-foot small{display:block;margin-top:12px;font-size:11.5px;line-height:1.6;color:var(--text-3);}

/* ============ 按钮体系 ============ */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 26px;
  border:0;
  border-radius:var(--r-pill);
  font-size:15px;
  font-weight:700;
  letter-spacing:.01em;
  cursor:pointer;
  white-space:nowrap;
  transition:background var(--ease),transform var(--ease),box-shadow var(--ease),border-color var(--ease),color var(--ease),opacity var(--ease);
}
.btn-primary{background:var(--orange);color:#1A0B04;box-shadow:var(--shadow-cta);}
.btn-primary:hover{background:var(--orange-hi);color:#1A0B04;transform:translateY(-1px);box-shadow:0 10px 28px rgba(255,107,53,.42);}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 14px rgba(255,107,53,.3);}
.btn-ghost{
  background:transparent;
  color:var(--text);
  border:1px solid rgba(255,255,255,.18);
  border-radius:var(--r-input);
  font-weight:600;
}
.btn-ghost:hover{border-color:var(--teal-line);color:var(--teal);}
.btn-ghost:active{background:rgba(23,200,180,.08);}
.btn-quiet{
  background:rgba(255,255,255,.04);
  color:var(--text-2);
  border:1px solid var(--line);
  border-radius:var(--r-input);
  font-weight:600;
}
.btn-quiet:hover{color:var(--text);border-color:rgba(255,255,255,.22);}
.btn:disabled,.btn[aria-disabled="true"]{opacity:.45;cursor:not-allowed;box-shadow:none;transform:none;}
.btn:focus-visible{outline:2px solid var(--teal);outline-offset:2px;}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--teal);font-size:14.5px;font-weight:600;
}
.link-arrow i{font-size:12px;transition:transform var(--ease);}
.link-arrow:hover i{transform:translateX(2px);}

/* ============ 移动端顶栏与抽屉 ============ */
.mobile-bar{
  display:none;
  position:sticky;top:0;z-index:70;
  align-items:center;gap:12px;
  height:60px;
  padding:0 16px;
  background:rgba(7,13,20,.94);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.mb-toggle{
  width:44px;height:44px;
  display:grid;place-items:center;
  border:1px solid var(--line);border-radius:10px;
  background:rgba(255,255,255,.03);
  color:var(--text);cursor:pointer;
  transition:border-color var(--ease),color var(--ease);
}
.mb-toggle:hover{border-color:var(--teal-line);color:var(--teal);}
.mobile-bar .brand-mark{font-size:16px;margin-right:auto;}
.mb-cta{
  display:inline-flex;align-items:center;justify-content:center;
  height:38px;padding:0 16px;border-radius:var(--r-pill);
  background:var(--orange);color:#1A0B04;font-size:13.5px;font-weight:700;
}
.mb-cta:hover{background:var(--orange-hi);color:#1A0B04;}
.drawer-mask{
  position:fixed;inset:0;
  background:rgba(0,0,0,.6);
  opacity:0;pointer-events:none;
  transition:opacity .24s ease;
  z-index:55;
}
.drawer-mask.show{opacity:1;pointer-events:auto;}

/* ============ 顶部工具条 ============ */
.topbar{
  position:sticky;top:0;z-index:50;
  display:flex;align-items:center;gap:18px;
  padding:12px 32px;
  background:rgba(7,13,20,.82);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.crumb{
  display:flex;align-items:center;gap:8px;
  font-size:13.5px;color:var(--text-3);
  min-width:0;overflow:hidden;
  margin-right:auto;
}
.crumb a{color:var(--text-2);}
.crumb a:hover{color:var(--teal);}
.crumb i{font-size:9px;color:var(--text-3);}
.crumb .cur{color:var(--teal);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.tb-search{
  display:flex;align-items:center;gap:8px;
  height:38px;width:236px;
  padding:0 12px;
  background:var(--panel-2);
  border:1px solid rgba(255,255,255,.12);
  border-radius:var(--r-input);
  transition:border-color var(--ease),box-shadow var(--ease);
}
.tb-search:focus-within{border-color:var(--teal);box-shadow:0 0 0 3px rgba(23,200,180,.14);}
.tb-search i{font-size:13px;color:var(--text-3);}
.tb-search input{
  flex:1 1 auto;min-width:0;
  height:100%;
  background:transparent;border:0;outline:none;
  color:var(--text);font-size:13.5px;
}
.tb-search input::placeholder{color:var(--text-3);}

/* ============ Hero ============ */
.hero{
  position:relative;
  overflow:hidden;
  border-bottom:1px solid var(--line);
  padding:64px 0 56px;
}
.hero::before{
  content:"";
  position:absolute;inset:0;
  background:url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
  opacity:.35;
  z-index:0;
}
.hero::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,13,20,.74) 0%,rgba(7,13,20,.9) 62%,var(--bg) 100%);
  z-index:0;
}
.hero-inner{
  position:relative;z-index:1;
  display:grid;
  grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);
  gap:48px;
  align-items:center;
}
.hero h1{
  font-size:clamp(28px,3.6vw,46px);
  line-height:1.25;
  margin:18px 0 0;
}
.hero .lead{
  margin-top:18px;
  color:var(--text-2);
  font-size:17px;
  max-width:560px;
}
.hero-points{
  display:flex;flex-wrap:wrap;gap:10px 26px;
  margin-top:26px;
}
.hero-points li{
  position:relative;
  padding-left:18px;
  font-size:14.5px;
  color:var(--text-2);
}
.hero-points li::before{
  content:"";
  position:absolute;left:0;top:.72em;
  width:7px;height:7px;border-radius:50%;
  background:var(--teal);
  box-shadow:0 0 10px rgba(23,200,180,.8);
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.hero-card{
  background:var(--glass);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border:1px solid var(--glass-line);
  border-radius:var(--r-card);
  box-shadow:var(--shadow-card);
  overflow:hidden;
}
.hero-card figure{margin:0;aspect-ratio:16/10;background:linear-gradient(150deg,#0F2233,#0A1520);}
.hero-card figure img{width:100%;height:100%;object-fit:cover;}
.hero-card .hc-body{padding:18px 22px 22px;}
.hero-card .hc-body h2{font-size:15px;font-weight:700;color:var(--text);}
.hero-card .hc-body p{margin-top:8px;font-size:13.5px;color:var(--text-3);line-height:1.7;}

/* ============ 快捷索引 ============ */
.quick-grid{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:20px;
}
.q-card{
  display:block;
  padding:24px;
  border-radius:var(--r-card);
  background:var(--grays,var(--panel));
  border:1px solid var(--line);
  box-shadow:var(--shadow-card);
  color:var(--text);
  transition:transform var(--ease),border-color var(--ease),background var(--ease);
}
.q-card:hover{transform:translateY(-2px);border-color:var(--teal-line);color:var(--text);}
.q-card .q-ico{
  width:44px;height:44px;
  display:grid;place-items:center;
  border-radius:12px;
  border:1px solid var(--teal-line);
  background:var(--teal-soft);
  color:var(--teal);
  font-size:17px;
  margin-bottom:16px;
}
.q-card h3{font-size:17px;margin-bottom:8px;}
.q-card p{font-size:14px;color:var(--text-3);line-height:1.7;margin:0;}
.q-card .q-num{
  display:inline-block;
  margin-top:14px;
  font-size:12.5px;
  color:var(--teal);
  font-variant-numeric:tabular-nums;
}

/* ============ FAQ 手风琴 ============ */
.faq-group + .faq-group{margin-top:var(--sec-y);}
.acc{display:flex;flex-direction:column;gap:14px;margin-top:8px;}
.acc-item{
  position:relative;
  background:var(--glass);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border:1px solid var(--glass-line);
  border-radius:var(--r-card);
  box-shadow:var(--shadow-card);
  overflow:hidden;
  transition:border-color var(--ease),transform var(--ease);
}
.acc-item:hover{border-color:rgba(23,200,180,.35);transform:translateY(-2px);}
.acc-item::before{
  content:"";
  position:absolute;left:0;top:0;bottom:0;width:2px;
  background:var(--teal);
  opacity:0;
  transition:opacity var(--ease);
}
.acc-item.is-open{border-color:rgba(23,200,180,.35);}
.acc-item.is-open::before{opacity:1;}
.acc-q{
  width:100%;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:22px;
  background:none;border:0;
  text-align:left;
  font-size:16px;font-weight:500;
  color:var(--text);
  cursor:pointer;
  transition:color var(--ease);
}
.acc-q:hover{color:#ffffff;}
.acc-q .ico{
  position:relative;
  flex:0 0 auto;
  width:26px;height:26px;
  border-radius:8px;
  background:var(--teal-soft);
  color:var(--teal);
}
.acc-q .ico::before,
.acc-q .ico::after{
  content:"";
  position:absolute;left:50%;top:50%;
  background:currentColor;
  border-radius:2px;
  transform:translate(-50%,-50%);
}
.acc-q .ico::before{width:12px;height:2px;}
.acc-q .ico::after{width:2px;height:12px;transition:transform .22s ease;}
.acc-item.is-open .acc-q .ico::after{transform:translate(-50%,-50%) scaleY(0);}
.acc-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .28s ease;
}
.acc-a-inner{
  padding:0 22px 22px;
  font-size:15px;
  line-height:1.8;
  color:var(--text-2);
  border-top:1px solid transparent;
}
.acc-item.is-open .acc-a-inner{border-top-color:var(--line);padding-top:16px;margin-top:0;}
.acc-a-inner strong{color:var(--text);font-weight:600;}

/* ============ 协助联系 ============ */
.assist{
  display:grid;
  grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);
  gap:24px;
}
.assist-main{
  padding:32px;
  border-radius:var(--r-card);
  background:var(--glass);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border:1px solid var(--glass-line);
  box-shadow:var(--shadow-card);
}
.assist-main h2{font-size:clamp(22px,2.4vw,28px);}
.assist-main p{margin-top:14px;color:var(--text-2);font-size:15.5px;}
.assist-list{margin-top:24px;display:flex;flex-direction:column;gap:12px;}
.assist-list li{
  display:flex;gap:12px;align-items:flex-start;
  font-size:14.5px;color:var(--text-2);
}
.assist-list li i{color:var(--teal);font-size:13px;margin-top:.5em;}
.assist-side{
  padding:32px;
  border-radius:var(--r-card);
  background:var(--panel);
  border:1px solid var(--line);
  display:flex;flex-direction:column;justify-content:center;
}
.assist-side h3{font-size:18px;margin-bottom:10px;}
.assist-side p{color:var(--text-3);font-size:14.5px;line-height:1.8;}
.assist-meta{
  display:flex;flex-direction:column;gap:10px;
  margin:22px 0 24px;
  padding-top:20px;
  border-top:1px solid var(--line);
}
.assist-meta div{
  display:flex;justify-content:space-between;gap:12px;
  font-size:14px;color:var(--text-2);
}
.assist-meta span:last-child{color:var(--text);font-variant-numeric:tabular-nums;}
.assist-side .btn{width:100%;}

/* ============ 收尾条 ============ */
.tail{
  display:flex;align-items:center;justify-content:space-between;gap:24px;
  flex-wrap:wrap;
  padding:28px 32px;
  border-radius:var(--r-card);
  background:rgba(14,25,38,.7);
  border:1px solid var(--line);
}
.tail p{margin:0;color:var(--text-2);font-size:14.5px;}
.tail .tail-actions{display:flex;gap:12px;flex-wrap:wrap;}

/* ============ 页脚 ============ */
.site-footer{
  margin-top:auto;
  padding-top:56px;
  border-top:1px solid var(--line);
  background:linear-gradient(180deg,rgba(14,25,38,.68) 0%,rgba(7,13,20,0) 100%);
}
.footer-inner{
  max-width:var(--maxw);
  margin:0 auto;
  padding:0 32px 44px;
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.3fr;
  gap:40px;
}
.footer-brand .brand-mark{font-size:20px;}
.footer-brand .brand-sub{margin-top:4px;}
.footer-brand p{margin-top:16px;color:var(--text-3);font-size:14px;line-height:1.75;}
.footer-col h3{
  font-size:14px;font-weight:700;letter-spacing:.02em;
  margin-bottom:16px;color:var(--text);
}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul a{color:var(--text-2);font-size:14px;}
.footer-col ul a:hover{color:var(--teal);}
.footer-col p{color:var(--text-3);font-size:13.5px;line-height:1.75;margin-bottom:10px;}
.footer-social{display:flex;gap:10px;margin-top:16px;}
.footer-social a{
  width:38px;height:38px;
  display:grid;place-items:center;
  border-radius:10px;
  border:1px solid var(--line);
  color:var(--text-2);
  font-size:14px;
  transition:border-color var(--ease),color var(--ease),background var(--ease);
}
.footer-social a:hover{border-color:var(--teal-line);color:var(--teal);background:rgba(23,200,180,.08);}
.footer-bottom{
  max-width:var(--maxw);
  margin:0 auto;
  padding:18px 32px 30px;
  border-top:1px solid var(--line);
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:13px;color:var(--text-3);
}
.footer-bottom a{color:var(--text-3);}
.footer-bottom a:hover{color:var(--teal);}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  :root{--sec-y:72px;}
  .hero-inner{grid-template-columns:minmax(0,1fr) minmax(0,.8fr);gap:32px;}
  .quick-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-inner{grid-template-columns:1.4fr 1fr 1fr;gap:32px;}
  .footer-col:last-child{grid-column:1 / -1;}
}
@media (max-width:999px){
  :root{--sec-y:64px;}
  .sidebar{transform:translateX(-100%);transition:transform .24s ease;box-shadow:0 0 40px rgba(0,0,0,.6);}
  .sidebar.open{transform:translateX(0);}
  .main{margin-left:0;}
  .mobile-bar{display:flex;}
  .topbar{padding:10px 20px;gap:12px;flex-wrap:wrap;}
  .tb-search{width:100%;order:2;}
  .crumb{order:1;width:100%;}
  .wrap{padding:0 20px;}
  .hero{padding:44px 0 40px;}
  .hero-inner{grid-template-columns:minmax(0,1fr);gap:30px;}
  .hero-card{max-width:520px;}
  .assist{grid-template-columns:minmax(0,1fr);}
  .footer-inner{grid-template-columns:1fr 1fr;gap:28px;padding-bottom:36px;}
  .footer-brand{grid-column:1 / -1;}
  .tail{padding:24px;}
}
@media (max-width:639px){
  :root{--sec-y:48px;}
  body{font-size:16px;}
  .wrap{padding:0 16px;}
  .topbar{padding:10px 16px;}
  .hero h1{font-size:clamp(25px,7vw,32px);}
  .hero .lead{font-size:15.5px;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .hero-actions .btn{width:100%;}
  .quick-grid{grid-template-columns:minmax(0,1fr);}
  .q-card{padding:20px;}
  .acc-q{padding:18px;font-size:15px;gap:12px;}
  .acc-a-inner{padding:0 18px 18px;font-size:14.5px;}
  .assist-main,.assist-side{padding:22px;}
  .footer-inner{grid-template-columns:minmax(0,1fr);padding:0 16px 32px;}
  .footer-bottom{padding:16px 16px 26px;flex-direction:column;}
  .section-head{margin-bottom:26px;}
  .tail{flex-direction:column;align-items:flex-start;}
  .tail .tail-actions{width:100%;}
  .tail .tail-actions .btn{width:100%;}
}