/* roulang page: index */
:root{
  --bg:#070B18;
  --bg-2:#0A1024;
  --panel:#0F1730;
  --primary:#1FE0C0;
  --primary-dark:#12B39A;
  --primary-light:#7BF6E4;
  --accent:#FF3D7F;
  --warn:#FFC53D;
  --text:#E8EEFF;
  --text-2:#9AA8C7;
  --text-3:#6B7A99;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.14);
  --danger:#FF5C7A;
  --ok:#35D6A0;
  --r-card:16px;
  --r-lg:20px;
  --r-img:12px;
  --r-btn:10px;
  --r-badge:6px;
  --shadow-1:0 10px 30px rgba(0,0,0,.35);
  --shadow-2:0 18px 44px rgba(0,0,0,.45);
  --shadow-glow:0 0 0 1px rgba(31,224,192,.45),0 10px 34px rgba(31,224,192,.28);
  --container:1240px;
  --grid-line:rgba(255,255,255,.035);
  --ff:-apple-system,"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--ff);
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background-color:var(--bg);
  background-image:
    radial-gradient(900px 520px at 12% -8%, rgba(31,224,192,.12), transparent 62%),
    radial-gradient(760px 460px at 92% 4%, rgba(255,61,127,.10), transparent 60%),
    linear-gradient(var(--grid-line) 1px,transparent 1px),
    linear-gradient(90deg,var(--grid-line) 1px,transparent 1px);
  background-size:auto,auto,24px 24px,24px 24px;
  background-attachment:fixed,fixed,scroll,scroll;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--primary);text-decoration:none;background:transparent;transition:color .2s ease;}
a:hover{color:var(--primary-light);}
button,input,select,textarea{font:inherit;color:inherit;}
button{cursor:pointer;}
h1,h2,h3,h4{margin:0;line-height:1.25;letter-spacing:-.01em;font-weight:700;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(31,224,192,.55);border-radius:8px;}
.container{max-width:var(--container);margin:0 auto;padding:0 32px;width:100%;}
.section{padding:72px 0;}
.section-tight{padding:52px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;}
.section-head h2{font-size:28px;}
.section-head .sub{margin-top:10px;color:var(--text-2);font-size:15px;max-width:640px;}
.section-head .more{font-size:14px;color:var(--primary);border-bottom:1px solid rgba(31,224,192,.35);padding-bottom:2px;white-space:nowrap;}
.section-head .more:hover{color:var(--primary-light);border-color:var(--primary-light);}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.14em;color:var(--primary);
  text-transform:uppercase;margin-bottom:14px;
}
.eyebrow::before{content:"";width:20px;height:1px;background:linear-gradient(90deg,var(--primary),transparent);}
.glass{
  position:relative;
  background:linear-gradient(150deg,rgba(24,34,62,.72),rgba(12,18,36,.62));
  border:1px solid rgba(255,255,255,.10);
  border-radius:var(--r-card);
  box-shadow:var(--shadow-1);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  overflow:hidden;
}
.glass::before{
  content:"";position:absolute;left:0;right:0;top:0;height:1px;
  background:linear-gradient(90deg,rgba(255,255,255,.34),rgba(255,255,255,0));
}
.glass-hover{transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;}
.glass-hover:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:rgba(31,224,192,.30);}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:11px 22px;
  border-radius:var(--r-btn);border:1px solid transparent;
  font-size:15px;font-weight:600;letter-spacing:.01em;
  cursor:pointer;transition:all .2s ease;white-space:nowrap;
  text-decoration:none;
}
.btn-primary{
  background:linear-gradient(135deg,var(--primary-light),var(--primary) 46%,var(--primary-dark));
  color:#04121A;
  box-shadow:0 8px 26px rgba(31,224,192,.30);
}
.btn-primary:hover{color:#04121A;filter:brightness(1.08);transform:translateY(-1px);box-shadow:0 12px 32px rgba(31,224,192,.42);}
.btn-primary:active{transform:translateY(1px);box-shadow:0 4px 14px rgba(31,224,192,.30);}
.btn-outline{
  background:transparent;color:var(--primary);border-color:rgba(31,224,192,.55);
}
.btn-outline:hover{background:rgba(31,224,192,.12);color:var(--primary-light);border-color:var(--primary);}
.btn-outline:active{background:rgba(31,224,192,.20);}
.btn-ghost{background:transparent;color:var(--text-2);padding:11px 8px;min-height:44px;}
.btn-ghost:hover{color:var(--primary);}
.btn-ghost svg{transition:transform .22s ease;}
.btn-ghost:hover svg{transform:translateX(4px);}
.btn-sm{min-height:38px;padding:8px 16px;font-size:14px;}
.btn-lg{min-height:52px;padding:14px 30px;font-size:16px;}
.btn[disabled],.btn:disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none;}
.btn-accent{background:transparent;color:var(--accent);border-color:rgba(255,61,127,.55);}
.btn-accent:hover{background:rgba(255,61,127,.12);color:#FF7BA6;}

/* ============ 徽章 / 标签 ============ */
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 10px;border-radius:var(--r-badge);
  font-size:12px;line-height:1.6;font-weight:600;letter-spacing:.02em;
  background:rgba(31,224,192,.12);color:var(--primary-light);
  border:1px solid rgba(31,224,192,.28);
}
.tag-accent{background:rgba(255,61,127,.14);color:#FF8FB2;border-color:rgba(255,61,127,.32);}
.tag-warn{background:rgba(255,197,61,.14);color:#FFD778;border-color:rgba(255,197,61,.32);}
.tag-pill{border-radius:999px;}
.pill-link{
  display:inline-flex;align-items:center;padding:6px 14px;border-radius:999px;
  font-size:13px;color:var(--text-2);border:1px solid var(--line);
  background:rgba(255,255,255,.03);transition:all .2s ease;
}
.pill-link:hover{color:var(--primary);border-color:rgba(31,224,192,.45);background:rgba(31,224,192,.08);}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:90;
  background:rgba(7,11,24,.72);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid transparent;
  transition:height .25s ease,background .25s ease,border-color .25s ease;
  height:72px;
}
.site-header.scrolled{
  height:60px;
  background:rgba(7,11,24,.92);
  border-bottom-color:var(--line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:100%;}
.brand{display:flex;align-items:center;gap:10px;color:var(--text);flex-shrink:0;}
.brand:hover{color:var(--text);}
.brand-mark{
  width:36px;height:36px;border-radius:11px;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(140deg,var(--primary),var(--primary-dark));
  color:#04121A;font-weight:800;font-size:17px;
  box-shadow:0 6px 20px rgba(31,224,192,.35);
}
.brand-text{font-size:16px;font-weight:700;letter-spacing:.01em;white-space:nowrap;}
.brand-text span{color:var(--primary);}
.main-nav{display:flex;align-items:center;gap:4px;height:100%;}
.nav-link{
  position:relative;display:inline-flex;align-items:center;gap:6px;
  height:100%;padding:0 14px;font-size:15px;color:var(--text-2);
  background:none;border:0;transition:color .2s ease,background .2s ease;
}
.nav-link:hover{color:var(--primary);background:rgba(255,255,255,.06);}
.nav-link.active{color:#FFFFFF;}
.nav-link.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:0;height:2px;
  background:var(--primary);box-shadow:0 0 12px rgba(31,224,192,.85);
  border-radius:2px;
}
.nav-mega{position:relative;height:100%;display:flex;align-items:center;}
.mega-panel{
  position:absolute;top:100%;right:-140px;width:860px;
  padding:24px;border-radius:var(--r-lg);
  background:linear-gradient(150deg,rgba(18,26,48,.96),rgba(10,16,36,.96));
  border:1px solid rgba(255,255,255,.10);
  box-shadow:var(--shadow-2);
  backdrop-filter:blur(18px);
  display:grid;grid-template-columns:1.1fr 1.1fr 1fr;gap:24px;
  opacity:0;visibility:hidden;transform:translateY(6px);
  transition:opacity .15s ease,transform .15s ease,visibility .15s ease;
}
.mega-panel::after{
  content:"";position:absolute;top:0;left:0;right:0;height:2px;
  background:linear-gradient(90deg,transparent,var(--primary),transparent);
  box-shadow:0 0 16px rgba(31,224,192,.6);
}
.nav-mega:hover .mega-panel,.nav-mega:focus-within .mega-panel{opacity:1;visibility:visible;transform:translateY(0);}
.mega-col-title{font-size:13px;color:var(--text-3);letter-spacing:.12em;margin-bottom:14px;}
.mega-list li{margin-bottom:6px;}
.mega-list a{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:9px 12px;border-radius:10px;font-size:14px;color:var(--text-2);
  transition:all .18s ease;
}
.mega-list a:hover{background:rgba(255,255,255,.06);color:var(--primary);}
.badge-count{
  font-size:12px;padding:1px 8px;border-radius:999px;
  background:rgba(31,224,192,.14);color:var(--primary-light);
  font-variant-numeric:tabular-nums;
}
.mega-news li{padding:10px 0;border-bottom:1px dashed var(--line);}
.mega-news li:last-child{border-bottom:0;}
.mega-news a{display:block;font-size:14px;color:var(--text);line-height:1.6;}
.mega-news a:hover{color:var(--primary);}
.mega-news .time{display:block;font-size:12px;color:var(--text-3);margin-top:4px;}
.mega-cta{
  border-radius:14px;padding:18px;
  background:linear-gradient(150deg,rgba(31,224,192,.16),rgba(255,61,127,.10));
  border:1px solid rgba(31,224,192,.35);
  display:flex;flex-direction:column;justify-content:space-between;gap:14px;
}
.mega-cta h4{font-size:17px;}
.mega-cta p{font-size:13px;color:var(--text-2);line-height:1.7;margin-top:8px;}
.header-actions{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.hamburger{
  display:none;width:44px;height:44px;border-radius:10px;
  background:rgba(255,255,255,.05);border:1px solid var(--line);
  align-items:center;justify-content:center;
}
.hamburger span{display:block;width:18px;height:2px;background:var(--text);border-radius:2px;position:relative;transition:.2s ease;}
.hamburger span::before,.hamburger span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--text);border-radius:2px;transition:.2s ease;
}
.hamburger span::before{top:-6px;}
.hamburger span::after{top:6px;}
.hamburger.open span{background:transparent;}
.hamburger.open span::before{transform:translateY(6px) rotate(45deg);}
.hamburger.open span::after{transform:translateY(-6px) rotate(-45deg);}

/* 移动抽屉 */
.drawer-mask{
  position:fixed;inset:0;background:rgba(4,7,16,.72);
  opacity:0;visibility:hidden;transition:.25s ease;z-index:95;
}
.drawer-mask.show{opacity:1;visibility:visible;}
.mobile-drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(400px,88vw);z-index:96;
  background:linear-gradient(180deg,rgba(12,18,36,.99),rgba(7,11,24,.99));
  border-left:1px solid var(--line);
  transform:translateX(102%);transition:transform .28s ease;
  overflow-y:auto;padding:24px 20px 40px;
  display:flex;flex-direction:column;gap:8px;
}
.mobile-drawer.show{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;}
.drawer-link{
  display:block;padding:15px 4px;font-size:18px;font-weight:600;color:var(--text);
  border-bottom:1px solid var(--line);
}
.drawer-link:hover{color:var(--primary);}
.drawer-group{margin-top:18px;}
.drawer-group > summary{
  font-size:13px;letter-spacing:.12em;color:var(--text-3);cursor:pointer;padding:8px 0;
}
.drawer-group a{display:block;padding:12px 4px;font-size:15px;color:var(--text-2);border-bottom:1px dashed var(--line);}
.drawer-group a:hover{color:var(--primary);}
.drawer-foot{margin-top:auto;padding-top:26px;border-top:1px solid var(--line);font-size:13px;color:var(--text-3);}

/* ============ Hero ============ */
.hero{padding:48px 0 64px;position:relative;}
.hero-grid{display:grid;grid-template-columns:1.06fr 1fr;gap:32px;align-items:stretch;}
.hero-media{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  border:1px solid rgba(31,224,192,.28);
  box-shadow:0 0 0 1px rgba(31,224,192,.18),0 20px 50px rgba(0,0,0,.5);
  min-height:320px;
}
.hero-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/9;filter:saturate(1.05);}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,11,24,.10),rgba(7,11,24,.62));
}
.badge-live{
  position:absolute;top:16px;left:16px;z-index:2;
  display:inline-flex;align-items:center;gap:7px;
  padding:6px 12px;border-radius:999px;font-size:13px;font-weight:700;
  background:rgba(255,61,127,.92);color:#fff;letter-spacing:.06em;
}
.badge-live i{width:7px;height:7px;border-radius:50%;background:#fff;animation:pulse 1.4s infinite;}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1);}50%{opacity:.4;transform:scale(.7);}}
.viewer-badge{
  position:absolute;right:16px;bottom:16px;z-index:2;
  padding:6px 12px;border-radius:999px;font-size:13px;color:var(--text);
  background:rgba(10,16,36,.72);border:1px solid var(--line);
  font-variant-numeric:tabular-nums;
}
.hero-panel{padding:28px;display:flex;flex-direction:column;gap:20px;border-radius:var(--r-lg);}
.hero-panel h1{font-size:44px;font-weight:700;letter-spacing:-.01em;}
.hero-panel h1 em{font-style:normal;color:var(--primary);}
.hero-sub{font-size:16px;color:var(--text-2);line-height:1.85;max-width:560px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center;}
.countdown{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;}
.count-unit{
  padding:12px 8px;border-radius:var(--r-img);text-align:center;
  background:linear-gradient(150deg,rgba(24,34,62,.85),rgba(12,18,36,.7));
  border:1px solid rgba(255,255,255,.10);
}
.count-num{
  display:block;font-size:30px;font-weight:700;line-height:1.1;
  color:var(--warn);font-variant-numeric:tabular-nums;
  font-feature-settings:"tnum";
}
.count-label{display:block;font-size:12px;color:var(--text-3);margin-top:6px;letter-spacing:.1em;}
.countdown-note{font-size:13px;color:var(--text-3);}

/* 看点列表 */
.highlight-wrap{margin-top:36px;padding-left:18px;position:relative;}
.highlight-wrap::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:2px;
  background:linear-gradient(180deg,var(--primary),rgba(31,224,192,.05));
  box-shadow:0 0 14px rgba(31,224,192,.5);
}
.highlight-list{display:grid;gap:14px;}
.highlight-item{
  display:flex;gap:16px;align-items:flex-start;
  padding:14px 18px;border-radius:var(--r-img);
  background:rgba(255,255,255,.025);
  border:1px solid var(--line);
  transition:all .22s ease;
}
.highlight-item:hover{border-color:rgba(31,224,192,.32);background:rgba(31,224,192,.06);transform:translateX(3px);}
.highlight-num{
  font-size:13px;font-weight:700;color:var(--primary);letter-spacing:.08em;
  padding-top:2px;font-variant-numeric:tabular-nums;
}
.highlight-text{font-size:15px;color:var(--text-2);line-height:1.75;}
.highlight-text strong{color:var(--text);font-weight:600;}

/* 订阅表单 */
.subscribe-card{margin-top:34px;padding:26px 28px;border-radius:var(--r-lg);}
.subscribe-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:28px;align-items:center;}
.subscribe-card h3{font-size:20px;margin-bottom:8px;}
.subscribe-card .hint{font-size:14px;color:var(--text-2);line-height:1.75;}
.subscribe-form{display:flex;gap:12px;flex-wrap:wrap;}
.field{
  flex:1 1 240px;min-width:0;
}
.field input{
  width:100%;min-height:48px;padding:12px 16px;
  border-radius:var(--r-btn);
  background:rgba(9,14,30,.85);
  border:1px solid var(--line-strong);
  color:var(--text);font-size:15px;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.field input::placeholder{color:var(--text-3);}
.field input:hover{border-color:rgba(255,255,255,.24);}
.field input:focus{
  outline:none;border-color:var(--primary);
  background:rgba(9,14,30,.95);
  box-shadow:0 0 0 3px rgba(31,224,192,.22);
}
.field input.is-error{border-color:var(--danger);box-shadow:0 0 0 3px rgba(255,92,122,.2);}
.privacy-note{font-size:13px;color:var(--text-3);margin-top:12px;line-height:1.7;}
.form-note{margin-top:12px;font-size:14px;display:none;padding:10px 14px;border-radius:10px;line-height:1.7;}
.form-note.show{display:block;}
.form-note.ok{color:#B8F6E3;background:rgba(53,214,160,.12);border:1px solid rgba(53,214,160,.35);}
.form-note.err{color:#FFC3D0;background:rgba(255,92,122,.12);border:1px solid rgba(255,92,122,.35);}

/* 回放横滚 */
.replay-block{margin-top:44px;}
.replay-block .block-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;}
.replay-block h3{font-size:20px;}
.replay-rail-wrap{position:relative;}
.replay-rail{
  display:flex;gap:18px;overflow-x:auto;padding:4px 4px 16px;
  scrollbar-width:none;-ms-overflow-style:none;scroll-snap-type:x mandatory;
}
.replay-rail::-webkit-scrollbar{display:none;}
.replay-rail-wrap::before,.replay-rail-wrap::after{
  content:"";position:absolute;top:0;bottom:16px;width:56px;pointer-events:none;z-index:2;
}
.replay-rail-wrap::before{left:-4px;background:linear-gradient(90deg,var(--bg),transparent);}
.replay-rail-wrap::after{right:-4px;background:linear-gradient(270deg,var(--bg),transparent);}
.replay-card{
  flex:0 0 268px;scroll-snap-align:start;border-radius:var(--r-card);
  overflow:hidden;position:relative;transition:transform .22s ease,box-shadow .22s ease;
  display:block;color:var(--text);
}
.replay-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);color:var(--text);}
.replay-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;}
.replay-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.replay-card:hover .replay-thumb img{transform:scale(1.05);}
.duration{
  position:absolute;right:10px;bottom:10px;
  padding:3px 8px;border-radius:var(--r-badge);font-size:12px;
  background:rgba(7,11,24,.82);color:var(--text);font-variant-numeric:tabular-nums;
}
.replay-body{padding:14px 16px 18px;}
.replay-body h4{font-size:15px;line-height:1.6;font-weight:600;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.replay-body .meta{font-size:12px;color:var(--text-3);margin-top:8px;}

/* ============ 指标条 ============ */
.stats-band{padding:40px 0;}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.stat-item{padding:24px 22px;border-radius:var(--r-card);text-align:left;}
.stat-num{
  font-size:32px;font-weight:700;color:var(--primary);line-height:1.1;
  font-variant-numeric:tabular-nums;letter-spacing:-.01em;
}
.stat-num small{font-size:16px;color:var(--primary-light);margin-left:2px;}
.stat-label{font-size:14px;color:var(--text-2);margin-top:10px;}
.stat-desc{font-size:13px;color:var(--text-3);margin-top:6px;line-height:1.7;}

/* ============ 最新信息列表 ============ */
.news-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:22px;}
.news-side{display:grid;gap:22px;align-content:start;}
.news-card{
  position:relative;border-radius:var(--r-card);overflow:hidden;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.news-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-2);border-color:rgba(31,224,192,.3);}
.news-link{display:block;color:var(--text);height:100%;}
.news-link:hover{color:var(--text);}
.news-thumb{position:relative;overflow:hidden;background:var(--bg-2);}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease;}
.news-card:hover .news-thumb img{transform:scale(1.04);}
.news-card-feature .news-thumb{aspect-ratio:16/9;}
.news-card-feature .news-body{padding:22px 24px 26px;}
.news-card-feature .news-title{font-size:23px;-webkit-line-clamp:2;}
.news-card:not(.news-card-feature){display:grid;grid-template-columns:150px 1fr;}
.news-card:not(.news-card-feature) .news-thumb{height:100%;min-height:130px;}
.news-card:not(.news-card-feature) .news-body{padding:16px 18px;}
.news-card:not(.news-card-feature) .news-title{font-size:16px;-webkit-line-clamp:2;}
.news-body{display:flex;flex-direction:column;gap:10px;}
.news-title{
  display:-webkit-box;-webkit-box-orient:vertical;overflow:hidden;
  font-weight:700;line-height:1.5;
}
.news-summary{
  font-size:14px;color:var(--text-2);line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{display:flex;align-items:center;gap:14px;flex-wrap:wrap;font-size:13px;color:var(--text-3);margin-top:auto;}
.news-meta span{display:inline-flex;align-items:center;gap:6px;font-variant-numeric:tabular-nums;}
.news-badges{display:flex;gap:8px;flex-wrap:wrap;}
.empty-state{
  padding:56px 28px;text-align:center;border-radius:var(--r-card);
  border:1px dashed var(--line-strong);background:rgba(255,255,255,.02);
}
.empty-state .icon{
  width:52px;height:52px;margin:0 auto 16px;border-radius:14px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(31,224,192,.10);border:1px solid rgba(31,224,192,.28);
  color:var(--primary);font-size:22px;font-weight:700;
}
.empty-state p{color:var(--text-2);font-size:15px;margin-bottom:18px;}

/* ============ Bento 分类入口 ============ */
.bento{display:grid;grid-template-columns:1.4fr 1fr;grid-template-rows:repeat(2,minmax(180px,auto));gap:22px;}
.bento-large{
  grid-row:span 2;position:relative;border-radius:var(--r-lg);overflow:hidden;
  border:1px solid var(--line);display:flex;align-items:flex-end;
  padding:32px;min-height:320px;
}
.bento-large .bg{position:absolute;inset:0;}
.bento-large .bg img{width:100%;height:100%;object-fit:cover;}
.bento-large .overlay{
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,11,24,.18),rgba(7,11,24,.90));
}
.bento-large .content{position:relative;z-index:2;max-width:480px;}
.bento-large h3{font-size:26px;margin:12px 0 10px;}
.bento-large p{font-size:15px;color:var(--text-2);line-height:1.8;}
.bento-large .enter{margin-top:18px;display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:600;color:var(--primary);}
.bento-large:hover .enter{color:var(--primary-light);gap:12px;}
.bento-small{
  border-radius:var(--r-lg);padding:24px;display:flex;flex-direction:column;gap:10px;
  color:var(--text);transition:all .25s ease;
}
.bento-small:hover{transform:translateY(-3px);border-color:rgba(31,224,192,.32);box-shadow:var(--shadow-2);color:var(--text);}
.bento-icon{
  width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:rgba(31,224,192,.12);border:1px solid rgba(31,224,192,.28);color:var(--primary);
}
.bento-small h3{font-size:19px;}
.bento-small p{font-size:14px;color:var(--text-2);line-height:1.75;}
.bento-small .arrow{margin-top:auto;font-size:14px;color:var(--primary);}

/* ============ 图文交错 ============ */
.feature-row{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;padding:34px 0;}
.feature-row.reverse .feature-media{order:2;}
.feature-media{border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);position:relative;}
.feature-media img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.feature-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(160deg,rgba(31,224,192,.10),transparent 55%);
}
.feature-body .num{
  display:inline-block;font-size:13px;font-weight:700;letter-spacing:.18em;
  color:var(--primary);margin-bottom:12px;font-variant-numeric:tabular-nums;
}
.feature-body h3{font-size:24px;margin-bottom:14px;}
.feature-body p{font-size:15px;color:var(--text-2);line-height:1.85;}
.feature-points{margin-top:18px;display:grid;gap:10px;}
.feature-points li{position:relative;padding-left:20px;font-size:14px;color:var(--text-2);}
.feature-points li::before{
  content:"";position:absolute;left:0;top:10px;width:8px;height:8px;border-radius:3px;
  background:var(--primary);box-shadow:0 0 10px rgba(31,224,192,.6);
}

/* ============ FAQ ============ */
.faq-list{display:grid;gap:12px;max-width:920px;margin:0 auto;}
.faq-item{
  border-radius:var(--r-card);border:1px solid var(--line);
  background:linear-gradient(150deg,rgba(24,34,62,.62),rgba(12,18,36,.55));
  transition:border-color .22s ease,box-shadow .22s ease;
  overflow:hidden;
}
.faq-item:hover{border-color:rgba(31,224,192,.28);}
.faq-item[open]{border-color:rgba(31,224,192,.35);box-shadow:inset 3px 0 0 var(--primary),var(--shadow-1);}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 54px 18px 22px;position:relative;
  font-size:16px;font-weight:600;color:var(--text);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"";position:absolute;right:24px;top:50%;width:9px;height:9px;
  border-right:2px solid var(--text-2);border-bottom:2px solid var(--text-2);
  transform:translateY(-70%) rotate(45deg);transition:transform .25s ease,border-color .25s ease;
}
.faq-item[open] summary::after{transform:translateY(-30%) rotate(225deg);border-color:var(--primary);}
.faq-item summary:hover{color:var(--primary);}
.faq-body{padding:0 22px 20px;font-size:15px;color:var(--text-2);line-height:1.85;}

/* ============ CTA 带 ============ */
.cta-band{
  position:relative;border-radius:var(--r-lg);padding:44px 40px;
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
  background:linear-gradient(120deg,rgba(31,224,192,.14),rgba(255,61,127,.10) 70%,rgba(12,18,36,.6));
  border:1px solid rgba(31,224,192,.32);
  box-shadow:0 0 0 1px rgba(31,224,192,.14),0 20px 50px rgba(0,0,0,.4);
  overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-60px;width:240px;height:240px;border-radius:50%;
  background:radial-gradient(circle,rgba(31,224,192,.28),transparent 68%);
}
.cta-band h2{font-size:27px;}
.cta-band p{font-size:15px;color:var(--text-2);margin-top:10px;max-width:560px;}
.cta-band .cta-actions{position:relative;z-index:2;display:flex;gap:14px;flex-wrap:wrap;}

/* ============ 页脚 ============ */
.site-footer{
  margin-top:72px;border-top:1px solid var(--line);
  background:linear-gradient(180deg,rgba(10,16,36,.7),rgba(7,11,24,.98));
  padding:56px 0 26px;
}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:32px;}
.footer-col > summary{
  list-style:none;cursor:default;font-size:15px;font-weight:600;color:var(--primary);
  margin-bottom:16px;position:relative;
}
.footer-col > summary::-webkit-details-marker{display:none;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-text{font-size:16px;}
.footer-desc{font-size:14px;color:var(--text-2);line-height:1.8;max-width:340px;}
.footer-links{display:grid;gap:10px;}
.footer-links a{font-size:14px;color:var(--text-2);}
.footer-links a:hover{color:var(--primary);}
.footer-sub p{font-size:14px;color:var(--text-2);line-height:1.8;margin-bottom:14px;}
.footer-sub .mini-form{display:flex;gap:10px;flex-wrap:wrap;}
.footer-sub .mini-form input{
  flex:1 1 160px;min-height:42px;padding:10px 14px;border-radius:10px;
  background:rgba(9,14,30,.9);border:1px solid var(--line-strong);color:var(--text);font-size:14px;
}
.footer-sub .mini-form input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(31,224,192,.2);}
.footer-contact{margin-top:14px;font-size:13px;color:var(--text-3);line-height:1.9;}
.footer-bottom{
  margin-top:40px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--text-3);
}
.footer-bottom a{color:var(--text-3);}
.footer-bottom a:hover{color:var(--primary);}

/* ============ 响应式 ============ */
@media (max-width:1180px){
  .mega-panel{right:-60px;width:760px;}
}
@media (max-width:1024px){
  .container{padding:0 24px;}
  .main-nav{display:none;}
  .hamburger{display:flex;}
  .hero-panel h1{font-size:34px;}
  .hero-grid{grid-template-columns:1fr;gap:24px;}
  .news-grid{grid-template-columns:1fr;}
  .bento{grid-template-columns:1fr;grid-template-rows:auto;}
  .bento-large{grid-row:auto;min-height:280px;}
  .feature-row{grid-template-columns:1fr;gap:24px;padding:26px 0;}
  .feature-row.reverse .feature-media{order:0;}
  .stats-grid{grid-template-columns:repeat(2,1fr);}
  .subscribe-grid{grid-template-columns:1fr;gap:20px;}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:26px;}
  .section{padding:56px 0;}
  .section-head h2{font-size:24px;}
}
@media (max-width:768px){
  body{font-size:15px;}
  .container{padding:0 16px;}
  .hero{padding:32px 0 48px;}
  .hero-panel{padding:22px;}
  .hero-panel h1{font-size:27px;}
  .hero-sub{font-size:15px;}
  .countdown{grid-template-columns:repeat(2,1fr);}
  .count-num{font-size:26px;}
  .news-card:not(.news-card-feature){grid-template-columns:1fr;}
  .news-card:not(.news-card-feature) .news-thumb{aspect-ratio:16/9;min-height:0;}
  .cta-band{padding:30px 22px;}
  .cta-band h2{font-size:21px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-col{border-bottom:1px solid var(--line);padding-bottom:14px;}
  .footer-col > summary{cursor:pointer;display:flex;align-items:center;justify-content:space-between;}
  .footer-col > summary::after{
    content:"";width:8px;height:8px;border-right:2px solid var(--text-3);
    border-bottom:2px solid var(--text-3);transform:rotate(45deg);transition:transform .2s ease;
  }
  .footer-col[open] > summary::after{transform:rotate(225deg);}
  .brand-text{font-size:15px;}
  .btn{min-height:44px;}
}
@media (max-width:520px){
  .section{padding:44px 0;}
  .hero-media{min-height:200px;}
  .highlight-item{padding:12px 14px;gap:12px;}
  .stats-grid{grid-template-columns:1fr;}
  .cta-band .cta-actions{width:100%;}
  .cta-band .cta-actions .btn{flex:1 1 auto;}
  .btn-lg{width:100%;}
  .hero-actions .btn{flex:1 1 100%;}
  .replay-card{flex:0 0 232px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;}
  html{scroll-behavior:auto;}
}

/* roulang page: article */
:root{
  --bg:#070B18;
  --bg-2:#0A1024;
  --panel:#0F1730;
  --primary:#1FE0C0;
  --primary-dark:#12B39A;
  --primary-light:#7BF6E4;
  --accent:#FF3D7F;
  --amber:#FFC53D;
  --text:#E8EEFF;
  --text-2:#9AA8C7;
  --text-3:#6B7A99;
  --line:rgba(255,255,255,.08);
  --glass:linear-gradient(150deg,rgba(24,34,62,.72),rgba(12,18,36,.62));
  --glass-soft:linear-gradient(150deg,rgba(24,34,62,.5),rgba(12,18,36,.42));
  --r-card:16px;
  --r-lg:20px;
  --r-img:12px;
  --r-btn:10px;
  --r-badge:6px;
  --sh-1:0 10px 30px rgba(0,0,0,.35);
  --sh-2:0 18px 44px rgba(0,0,0,.45);
  --sh-glow:0 0 0 1px rgba(31,224,192,.45),0 10px 34px rgba(31,224,192,.28);
  --font:-apple-system,"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",sans-serif;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,"Courier New",monospace;
}
*{box-sizing:border-box;}
*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background-color:var(--bg);
  background-image:linear-gradient(rgba(255,255,255,.028) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.028) 1px,transparent 1px);
  background-size:24px 24px;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4{margin:0;line-height:1.25;font-weight:700;letter-spacing:-.01em;color:#fff;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease,box-shadow .2s ease,transform .2s ease;}
button,input{font-family:inherit;font-size:inherit;color:inherit;}
button{border:0;background:none;cursor:pointer;}
:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(31,224,192,.38);border-radius:10px;}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;}

.container{width:100%;max-width:1240px;margin:0 auto;padding:0 32px;}
.section{padding:72px 0;}
.section-tight{padding:48px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;}
.section-head h2{font-size:28px;}
.section-head p{color:var(--text-2);font-size:15px;margin-top:8px;}
.section-link{font-size:14px;color:var(--primary);display:inline-flex;align-items:center;gap:6px;white-space:nowrap;}
.section-link i{transition:transform .2s ease;}
.section-link:hover{color:var(--primary-light);}
.section-link:hover i{transform:translateX(4px);}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(7,11,24,.72);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:background-color .25s ease,border-color .25s ease;
}
.site-header.is-scrolled{background:rgba(7,11,24,.94);border-bottom-color:var(--line);}
.header-inner{display:flex;align-items:center;gap:24px;height:72px;transition:height .25s ease;}
.site-header.is-scrolled .header-inner{height:60px;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:36px;height:36px;border-radius:11px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--primary),var(--primary-dark));
  color:#04121A;font-weight:800;font-size:18px;
  box-shadow:0 8px 22px rgba(31,224,192,.28);
}
.brand-text{font-size:16px;font-weight:700;color:#fff;letter-spacing:.2px;}
.brand-text span{color:var(--primary);}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto;}
.nav-link{
  position:relative;
  display:inline-flex;align-items:center;gap:6px;
  padding:10px 14px;border-radius:10px;
  font-size:15px;color:var(--text-2);white-space:nowrap;
  transition:color .2s ease,background-color .2s ease;
}
.nav-link:hover{color:var(--primary);background:rgba(255,255,255,.06);}
.nav-link.active{color:#fff;}
.nav-link.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;border-radius:2px;
  background:var(--primary);box-shadow:0 0 10px rgba(31,224,192,.8);
}
.nav-mega{position:relative;}
.nav-mega::after{content:"";position:absolute;left:0;right:0;top:100%;height:16px;}
.mega-panel{
  position:absolute;top:calc(100% + 12px);right:0;width:820px;
  display:grid;grid-template-columns:1fr 1fr 1.1fr;gap:24px;
  padding:24px;border-radius:var(--r-lg);
  background:var(--glass);
  border:1px solid rgba(255,255,255,.1);
  box-shadow:var(--sh-2);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  opacity:0;visibility:hidden;transform:translateY(6px);
  transition:opacity .15s ease,transform .15s ease,visibility .15s ease;
}
.mega-panel::before{
  content:"";position:absolute;top:0;left:24px;right:24px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,transparent,var(--primary),transparent);
}
.nav-mega:hover .mega-panel,.nav-mega:focus-within .mega-panel{opacity:1;visibility:visible;transform:translateY(0);}
.mega-col-title{font-size:15px;color:var(--primary);margin-bottom:12px;font-weight:600;}
.mega-list li + li,.mega-news li + li{margin-top:10px;}
.mega-list a{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:9px 12px;border-radius:10px;font-size:14px;color:var(--text-2);
  background:rgba(255,255,255,.03);
}
.mega-list a:hover{color:#fff;background:rgba(31,224,192,.12);}
.badge-count{font-size:12px;color:var(--primary-light);background:rgba(31,224,192,.12);border-radius:6px;padding:2px 8px;white-space:nowrap;font-variant-numeric:tabular-nums;}
.mega-news a{font-size:14px;color:var(--text);display:block;}
.mega-news a:hover{color:var(--primary);}
.mega-news .time{font-size:12px;color:var(--text-3);display:block;margin-top:2px;}
.mega-cta{
  border-radius:14px;padding:18px;
  background:linear-gradient(150deg,rgba(31,224,192,.14),rgba(255,61,127,.1));
  border:1px solid rgba(31,224,192,.35);
  display:flex;flex-direction:column;justify-content:space-between;gap:16px;
}
.mega-cta h4{font-size:16px;}
.mega-cta p{font-size:13px;color:var(--text-2);margin-top:8px;line-height:1.7;}
.header-actions{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);color:var(--text);background:rgba(255,255,255,.04);
  align-items:center;justify-content:center;font-size:18px;
}
.nav-toggle:hover{color:var(--primary);border-color:rgba(31,224,192,.4);}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;letter-spacing:.2px;
  border:1px solid transparent;cursor:pointer;white-space:nowrap;
}
.btn-sm{min-height:36px;padding:0 16px;font-size:14px;}
.btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#04121A;box-shadow:0 8px 24px rgba(31,224,192,.28);}
.btn-primary:hover{filter:brightness(1.08);transform:translateY(-1px);box-shadow:0 12px 30px rgba(31,224,192,.38);color:#04121A;}
.btn-primary:active{transform:translateY(1px);box-shadow:0 4px 14px rgba(31,224,192,.24);}
.btn-outline{background:transparent;border-color:rgba(31,224,192,.5);color:var(--primary-light);}
.btn-outline:hover{background:rgba(31,224,192,.12);color:#fff;transform:translateY(-1px);}
.btn-outline:active{transform:translateY(1px);}
.btn-accent{background:transparent;border-color:rgba(255,61,127,.55);color:#FF8FB4;}
.btn-accent:hover{background:rgba(255,61,127,.12);color:#fff;}
.btn-ghost{background:transparent;color:var(--primary);padding:0 6px;min-height:36px;}
.btn-ghost i{transition:transform .2s ease;}
.btn-ghost:hover i{transform:translateX(4px);}
.btn[disabled],.btn:disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none;}
.btn:focus-visible{box-shadow:0 0 0 3px rgba(31,224,192,.4);}

/* ---------- 标签 / 徽章 ---------- */
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 14px;border-radius:999px;font-size:13px;
  color:var(--text-2);background:rgba(255,255,255,.04);border:1px solid var(--line);
}
.tag:hover{color:var(--primary);border-color:rgba(31,224,192,.5);background:rgba(31,224,192,.08);}
.badge{
  display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:var(--r-badge);
  font-size:12px;font-weight:600;letter-spacing:.4px;
}
.badge-primary{color:#04121A;background:linear-gradient(135deg,var(--primary),var(--primary-dark));}
.badge-soft{color:var(--primary-light);background:rgba(31,224,192,.12);border:1px solid rgba(31,224,192,.28);}
.badge-accent{color:#FFB2CC;background:rgba(255,61,127,.14);border:1px solid rgba(255,61,127,.32);}
.badge-amber{color:var(--amber);background:rgba(255,197,61,.12);border:1px solid rgba(255,197,61,.3);}

/* ---------- 玻璃卡 ---------- */
.glass-card{
  position:relative;border-radius:var(--r-card);
  background:var(--glass);
  border:1px solid rgba(255,255,255,.1);
  box-shadow:var(--sh-1);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
}
.glass-card::before{
  content:"";position:absolute;top:0;left:16px;right:16px;height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.32),transparent);
}

/* ---------- 面包屑 ---------- */
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3);}
.crumbs a{color:var(--text-3);}
.crumbs a:hover{color:var(--primary);}
.crumbs .sep{color:rgba(255,255,255,.22);}
.crumbs .now{color:var(--text-2);max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

/* ---------- 文章页头 ---------- */
.page-hero{
  position:relative;padding:36px 0 32px;
  background-image:linear-gradient(180deg,rgba(7,11,24,.88),rgba(7,11,24,.96)),url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--line);
}
.page-hero::after{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:120px;pointer-events:none;
  background:linear-gradient(180deg,rgba(7,11,24,0),var(--bg));
}
.page-hero .container{position:relative;z-index:2;}
.article-head{margin-top:26px;max-width:920px;}
.article-head .head-tags{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:16px;}
.article-head h1{font-size:44px;letter-spacing:-.02em;margin-bottom:16px;}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 20px;
  font-size:14px;color:var(--text-2);
}
.article-meta span{display:inline-flex;align-items:center;gap:8px;}
.article-meta i{color:var(--primary);font-size:13px;}
.article-meta em{font-style:normal;color:var(--text-3);}
.notice{
  margin-top:22px;display:flex;align-items:flex-start;gap:12px;
  padding:14px 18px;border-radius:12px;
  background:rgba(31,224,192,.07);
  border:1px solid rgba(31,224,192,.22);
  font-size:14px;color:var(--text-2);
  max-width:920px;
}
.notice i{color:var(--primary);margin-top:4px;}
.notice-error{background:rgba(255,92,122,.09);border-color:rgba(255,92,122,.32);color:#FFC2CE;}
.notice-error i{color:#FF5C7A;}

/* ---------- 文章布局 ---------- */
.article-wrap{
  display:grid;
  grid-template-columns:minmax(0,780px) 260px;
  gap:56px;
  justify-content:center;
  align-items:start;
  padding:56px 0 24px;
}
.article-panel{
  border-radius:var(--r-lg);
  background:var(--glass);
  border:1px solid rgba(255,255,255,.1);
  box-shadow:var(--sh-1);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  padding:44px 46px 40px;
  position:relative;
}
.article-panel::before{
  content:"";position:absolute;top:0;left:32px;right:32px;height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.3),transparent);
}
.article-body{font-size:17px;line-height:1.85;color:var(--text);word-break:break-word;}
.article-body p{margin:0 0 1.2em;}
.article-body h2{
  font-size:24px;margin:2em 0 .8em;padding-left:16px;
  border-left:4px solid var(--primary);line-height:1.45;
}
.article-body h3{font-size:20px;margin:1.7em 0 .7em;color:var(--primary-light);}
.article-body h4{font-size:17px;margin:1.5em 0 .6em;}
.article-body strong{color:#fff;}
.article-body a{
  color:var(--primary);
  background-image:linear-gradient(var(--primary),var(--primary));
  background-repeat:no-repeat;background-position:left 100%;background-size:0 1px;
  transition:background-size .25s ease,color .2s ease;
}
.article-body a:hover{color:var(--primary-light);background-size:100% 1px;font-weight:600;}
.article-body ul,.article-body ol{margin:0 0 1.3em;padding-left:2px;}
.article-body ul li,.article-body ol li{position:relative;padding-left:22px;margin-bottom:.6em;color:var(--text-2);}
.article-body ul li::before{
  content:"";position:absolute;left:2px;top:.72em;width:7px;height:7px;border-radius:2px;
  background:var(--primary);box-shadow:0 0 8px rgba(31,224,192,.7);
}
.article-body ol{counter-reset:od;}
.article-body ol li{counter-increment:od;}
.article-body ol li::before{
  content:counter(od,decimal-leading-zero);
  position:absolute;left:0;top:0;color:var(--primary);font-size:13px;font-weight:700;
  font-variant-numeric:tabular-nums;
}
.article-body ol li{padding-left:34px;}
.article-body blockquote{
  margin:1.6em 0;padding:20px 22px;border-radius:14px;
  background:var(--glass-soft);border:1px solid var(--line);
  border-left:4px solid var(--primary);
  color:var(--text-2);font-size:16px;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:var(--r-img);margin:1.6em auto;box-shadow:var(--sh-1);}
.article-body figure{margin:1.6em 0;}
.article-body figcaption{text-align:center;font-size:13px;color:var(--text-3);margin-top:10px;}
.article-body hr{border:0;height:1px;background:var(--line);margin:2.4em 0;}
.article-body .table-scroll{overflow-x:auto;margin:1.6em 0;border-radius:12px;border:1px solid var(--line);}
.article-body table{width:100%;border-collapse:collapse;font-size:15px;min-width:520px;}
.article-body th{background:rgba(31,224,192,.12);color:#fff;text-align:left;padding:13px 16px;font-weight:600;}
.article-body td{padding:13px 16px;border-top:1px solid var(--line);color:var(--text-2);}
.article-body tbody tr:nth-child(even){background:rgba(255,255,255,.03);}
.article-body tbody tr:hover{background:rgba(31,224,192,.07);}
.article-body pre{
  background:#060A15;border:1px solid var(--line);border-radius:12px;
  padding:18px;overflow-x:auto;font-family:var(--mono);font-size:14px;line-height:1.7;
  color:#B9E9E0;margin:1.6em 0;
}
.article-body code{font-family:var(--mono);font-size:.92em;background:rgba(31,224,192,.1);color:var(--primary-light);padding:2px 6px;border-radius:6px;}
.article-body pre code{background:none;padding:0;color:inherit;}

/* ---------- 状态：空 / 加载 / 错误 ---------- */
.state-empty{
  text-align:center;padding:64px 24px;border-radius:var(--r-card);
  background:var(--glass-soft);border:1px dashed rgba(255,255,255,.16);
}
.state-empty i{font-size:36px;color:var(--text-3);}
.state-empty h2{font-size:20px;margin:18px 0 10px;}
.state-empty p{color:var(--text-2);font-size:15px;margin-bottom:22px;}
.state-error{
  display:flex;align-items:flex-start;gap:12px;padding:14px 18px;border-radius:12px;
  background:rgba(255,92,122,.09);border:1px solid rgba(255,92,122,.3);color:#FFC2CE;font-size:14px;
}
.skeleton{
  border-radius:var(--r-card);
  background:linear-gradient(90deg,rgba(255,255,255,.04),rgba(255,255,255,.09),rgba(255,255,255,.04));
  background-size:200% 100%;animation:skeletonMove 1.4s ease-in-out infinite;
  min-height:120px;
}
@keyframes skeletonMove{0%{background-position:200% 0;}100%{background-position:-40% 0;}}

/* ---------- 侧栏 ---------- */
.article-aside{position:sticky;top:88px;display:grid;gap:20px;}
.side-card{padding:22px;}
.side-title{font-size:15px;color:var(--primary);margin-bottom:12px;font-weight:600;}
.side-text{font-size:14px;color:var(--text-2);line-height:1.8;}
.side-link{display:inline-flex;align-items:center;gap:8px;margin-top:14px;font-size:14px;color:var(--primary);}
.side-link i{transition:transform .2s ease;}
.side-link:hover{color:var(--primary-light);}
.side-link:hover i{transform:translateX(4px);}
.side-list li + li{margin-top:10px;}
.side-list a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:10px 12px;border-radius:10px;font-size:14px;color:var(--text);
  background:rgba(255,255,255,.03);border:1px solid var(--line);
}
.side-list a span{font-size:12px;color:var(--text-3);}
.side-list a:hover{border-color:rgba(31,224,192,.45);background:rgba(31,224,192,.1);color:#fff;}
.side-list a:hover span{color:var(--primary-light);}

/* ---------- 表单 ---------- */
.mini-form{display:grid;gap:10px;margin-top:14px;}
.mini-form input{
  width:100%;height:44px;padding:0 14px;border-radius:10px;
  background:rgba(255,255,255,.04);border:1px solid var(--line);
  color:var(--text);font-size:14px;transition:border-color .2s ease,box-shadow .2s ease,background-color .2s ease;
}
.mini-form input::placeholder{color:var(--text-3);}
.mini-form input:focus{border-color:rgba(31,224,192,.6);background:rgba(31,224,192,.06);box-shadow:0 0 0 3px rgba(31,224,192,.18);outline:none;}
.mini-form input.is-error{border-color:rgba(255,92,122,.7);box-shadow:0 0 0 3px rgba(255,92,122,.16);}
.mini-form input.is-success{border-color:rgba(53,214,160,.7);box-shadow:0 0 0 3px rgba(53,214,160,.16);}
.mini-form .btn{width:100%;}
.form-msg{margin:0;font-size:13px;color:var(--text-3);line-height:1.6;min-height:18px;}
.form-msg.is-error{color:#FF5C7A;}
.form-msg.is-success{color:#35D6A0;}

/* ---------- 标签行 ---------- */
.tag-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:36px;padding-top:26px;border-top:1px solid var(--line);}
.tag-row .tag-label{font-size:13px;color:var(--text-3);margin-right:4px;}

/* ---------- 双卡 / 相关推荐 ---------- */
.nav-duo{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.duo-card{
  display:block;padding:26px 28px;border-radius:var(--r-card);
  background:var(--glass);border:1px solid rgba(255,255,255,.1);
  box-shadow:var(--sh-1);position:relative;overflow:hidden;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.duo-card::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  background:linear-gradient(180deg,var(--primary),transparent);
}
.duo-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:rgba(31,224,192,.4);}
.duo-label{display:block;font-size:13px;color:var(--text-3);margin-bottom:10px;}
.duo-title{display:block;font-size:19px;font-weight:700;color:#fff;margin-bottom:10px;}
.duo-card:hover .duo-title{color:var(--primary-light);}
.duo-desc{display:block;font-size:14px;color:var(--text-2);line-height:1.75;}

.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.rel-card{
  display:flex;flex-direction:column;border-radius:var(--r-card);overflow:hidden;
  background:var(--glass);border:1px solid rgba(255,255,255,.1);
  box-shadow:var(--sh-1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.rel-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(31,224,192,.4);}
.rel-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;}
.rel-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.rel-card:hover .rel-thumb img{transform:scale(1.05);}
.rel-thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(7,11,24,.05),rgba(7,11,24,.72));}
.rel-thumb .badge{position:absolute;left:12px;top:12px;z-index:2;}
.rel-body{padding:20px 20px 22px;}
.rel-body h3{font-size:17px;margin-bottom:10px;}
.rel-body p{font-size:14px;color:var(--text-2);line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.rel-more{display:inline-flex;align-items:center;gap:6px;font-size:13px;color:var(--primary);margin-top:14px;}
.rel-more i{transition:transform .2s ease;}
.rel-card:hover .rel-more i{transform:translateX(4px);}

/* ---------- CTA 带 ---------- */
.cta-band{
  margin:16px 0 0;padding:48px 0;
  background:linear-gradient(120deg,rgba(31,224,192,.12),rgba(255,61,127,.1));
  border-top:1px solid rgba(31,224,192,.25);
  border-bottom:1px solid rgba(31,224,192,.25);
}
.cta-inner{
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
  border-radius:var(--r-lg);
}
.cta-inner h2{font-size:28px;margin-bottom:10px;}
.cta-inner p{font-size:15px;color:var(--text-2);max-width:640px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}

/* ---------- 页脚 ---------- */
.site-footer{border-top:1px solid var(--line);background:var(--bg-2);margin-top:8px;padding-top:56px;}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1.4fr;gap:40px;padding-bottom:40px;}
.footer-col summary{
  list-style:none;cursor:default;font-size:15px;color:var(--primary);font-weight:600;margin-bottom:16px;
}
.footer-col summary::-webkit-details-marker{display:none;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-brand .brand-mark{width:32px;height:32px;border-radius:10px;font-size:16px;}
.footer-brand .brand-text{font-size:15px;}
.footer-desc{font-size:14px;color:var(--text-2);line-height:1.8;max-width:320px;}
.footer-links{display:grid;gap:10px;}
.footer-links a{font-size:14px;color:var(--text-2);}
.footer-links a:hover{color:var(--primary);}
.footer-sub p{font-size:14px;color:var(--text-2);line-height:1.8;}
.footer-sub .mini-form{margin-top:14px;}
.footer-contact{font-size:13px;color:var(--text-3);line-height:1.9;margin-top:14px;}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:20px 0 28px;border-top:1px solid var(--line);
  font-size:13px;color:var(--text-3);
}

/* ---------- 移动端抽屉 ---------- */
.drawer-mask{
  position:fixed;inset:0;background:rgba(4,7,16,.7);
  opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;z-index:90;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:330px;max-width:88vw;z-index:95;
  background:#080D1E;border-left:1px solid var(--line);
  transform:translateX(100%);transition:transform .3s ease;
  display:flex;flex-direction:column;padding:22px;overflow-y:auto;
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px;}
.drawer-close{width:40px;height:40px;border-radius:12px;border:1px solid var(--line);color:var(--text);display:grid;place-items:center;font-size:16px;}
.drawer-close:hover{color:var(--primary);border-color:rgba(31,224,192,.4);}
.drawer-nav{display:grid;gap:6px;}
.drawer-nav a{
  padding:15px 14px;border-radius:12px;font-size:17px;font-weight:600;color:var(--text);
  background:rgba(255,255,255,.03);border:1px solid transparent;
}
.drawer-nav a:hover,.drawer-nav a.active{color:var(--primary);border-color:rgba(31,224,192,.35);background:rgba(31,224,192,.1);}
.drawer-group{margin-top:22px;}
.drawer-group h4{font-size:14px;color:var(--primary);margin-bottom:12px;}
.drawer-group a{display:block;font-size:14px;color:var(--text-2);padding:9px 0;}
.drawer-group a:hover{color:var(--primary);}
.drawer-foot{margin-top:auto;padding-top:24px;border-top:1px solid var(--line);}
.drawer-foot p{font-size:13px;color:var(--text-3);line-height:1.8;margin-bottom:12px;}

/* ---------- 响应式 ---------- */
@media (max-width:1280px){
  .mega-panel{width:720px;}
}
@media (max-width:1024px){
  .container{padding:0 24px;}
  .main-nav{display:none;}
  .header-actions .btn{display:none;}
  .nav-toggle{display:inline-flex;}
  .article-head h1{font-size:34px;}
  .article-wrap{grid-template-columns:minmax(0,1fr);gap:32px;padding:40px 0 16px;}
  .article-aside{position:static;grid-template-columns:repeat(2,minmax(0,1fr));}
  .article-panel{padding:34px 28px 30px;}
  .related-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .section{padding:56px 0;}
}
@media (max-width:768px){
  .article-head h1{font-size:28px;}
  .article-body{font-size:16px;}
  .article-body h2{font-size:21px;}
  .article-body h3{font-size:18px;}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;}
  .section-head h2{font-size:24px;}
  .nav-duo{grid-template-columns:1fr;}
  .related-grid{grid-template-columns:1fr;}
  .article-aside{grid-template-columns:1fr;}
  .cta-inner h2{font-size:23px;}
  .cta-actions .btn{width:100%;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .brand-text{font-size:15px;}
  .article-head h1{font-size:27px;}
  .article-panel{padding:26px 18px 24px;}
  .article-meta{font-size:13px;gap:8px 14px;}
  .footer-grid{grid-template-columns:1fr;gap:0;}
  .footer-col{border-bottom:1px solid var(--line);padding:14px 0;}
  .footer-col summary{cursor:pointer;margin-bottom:0;}
  .footer-col[open] summary{margin-bottom:14px;}
  .footer-col summary::after{content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;float:right;font-size:12px;color:var(--text-3);transition:transform .2s ease;}
  .footer-col[open] summary::after{transform:rotate(180deg);}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}

/* roulang page: category2 */
:root{
  --bg:#070B18;
  --bg-2:#0A1024;
  --panel:#0F1730;
  --primary:#1FE0C0;
  --primary-dark:#12B39A;
  --primary-light:#7BF6E4;
  --accent:#FF3D7F;
  --amber:#FFC53D;
  --text:#E8EEFF;
  --text-2:#9AA8C7;
  --text-3:#6B7A99;
  --line:rgba(255,255,255,.08);
  --err:#FF5C7A;
  --ok:#35D6A0;
  --glass:linear-gradient(150deg, rgba(24,34,62,.72), rgba(12,18,36,.62));
  --glass-solid:linear-gradient(150deg, rgba(20,29,54,.96), rgba(9,14,30,.96));
  --r-card:16px;
  --r-lg:20px;
  --r-img:12px;
  --r-btn:10px;
  --r-badge:6px;
  --sh-1:0 10px 30px rgba(0,0,0,.35);
  --sh-2:0 18px 44px rgba(0,0,0,.45);
  --sh-glow:0 0 0 1px rgba(31,224,192,.45), 0 10px 34px rgba(31,224,192,.28);
  --container:1240px;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",sans-serif;
  background:
    radial-gradient(900px 520px at 12% -8%, rgba(31,224,192,.10), transparent 62%),
    radial-gradient(760px 460px at 88% 4%, rgba(255,61,127,.08), transparent 60%),
    var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.75;
  min-height:100vh;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size:24px 24px;
  z-index:0;
}
main,header.site-header,footer.site-footer{position:relative;z-index:1;}
img{max-width:100%;display:block;height:auto;}
a{color:var(--primary);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--primary-light);}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;line-height:1.25;letter-spacing:-.01em;font-weight:700;color:var(--text);}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
input,button{font-size:15px;}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:8px;}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0;}

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

/* ---------- Header / Nav ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:120;
  background:rgba(7,11,24,.72);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:background .25s ease,border-color .25s ease;
}
.site-header.scrolled{
  background:rgba(6,9,20,.93);
  border-bottom-color:var(--line);
}
.header-inner{
  display:flex;
  align-items:center;
  gap:24px;
  height:72px;
  transition:height .25s ease;
}
.site-header.scrolled .header-inner{height:60px;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:36px;height:36px;border-radius:11px;
  display:grid;place-items:center;
  background:linear-gradient(135deg,var(--primary-light),var(--primary-dark));
  color:#04121A;font-weight:800;font-size:17px;
  box-shadow:0 6px 18px rgba(31,224,192,.28);
}
.brand-text{font-size:16px;font-weight:700;color:#fff;white-space:nowrap;letter-spacing:.01em;}
.brand-text span{color:var(--primary);}
.nav-wrap{display:flex;align-items:center;gap:10px;margin-left:auto;}
.main-nav{display:flex;align-items:center;gap:2px;}
.nav-link{
  position:relative;
  display:inline-flex;
  align-items:center;
  gap:6px;
  min-height:44px;
  padding:0 14px;
  border:0;
  background:transparent;
  color:var(--text-2);
  font-size:15px;
  font-weight:500;
  border-radius:10px;
  cursor:pointer;
  transition:color .2s ease,background .2s ease;
  white-space:nowrap;
}
.nav-link:hover{color:var(--primary);background:rgba(255,255,255,.06);}
.nav-link:focus-visible{color:var(--primary-light);}
.nav-link.active{color:#fff;}
.nav-link.active::after{
  content:"";
  position:absolute;
  left:14px;right:14px;bottom:4px;
  height:2px;border-radius:2px;
  background:var(--primary);
  box-shadow:0 0 10px rgba(31,224,192,.8);
}
.header-cta{flex:0 0 auto;}

.nav-mega{position:relative;}
.mega-panel{
  position:absolute;
  top:calc(100% + 14px);
  right:0;
  width:min(820px, calc(100vw - 48px));
  display:grid;
  grid-template-columns:1.25fr 1fr 1fr;
  gap:24px;
  padding:24px;
  background:var(--glass-solid);
  border:1px solid rgba(255,255,255,.10);
  border-radius:var(--r-lg);
  box-shadow:var(--sh-2);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  opacity:0;
  visibility:hidden;
  transform:translateY(6px);
  transition:opacity .15s ease,transform .15s ease,visibility .15s ease;
  z-index:60;
}
.mega-panel::before{
  content:"";
  position:absolute;
  top:0;left:24px;right:24px;height:2px;
  border-radius:2px;
  background:linear-gradient(90deg,transparent,var(--primary),transparent);
  box-shadow:0 0 14px rgba(31,224,192,.7);
}
.nav-mega:hover .mega-panel,
.nav-mega:focus-within .mega-panel{
  opacity:1;
  visibility:visible;
  transform:translateY(0);
}
.mega-col-title{
  font-size:13px;
  letter-spacing:.08em;
  color:var(--primary);
  margin-bottom:14px;
  font-weight:600;
}
.mega-list li + li,
.mega-news li + li{margin-top:12px;}
.mega-list a{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  color:var(--text);
  font-size:14px;
  padding:8px 10px;
  border-radius:10px;
  transition:background .2s ease,color .2s ease;
}
.mega-list a:hover{background:rgba(31,224,192,.10);color:var(--primary-light);}
.badge-count{
  font-size:12px;
  color:var(--primary-light);
  background:rgba(31,224,192,.12);
  border:1px solid rgba(31,224,192,.28);
  border-radius:999px;
  padding:2px 9px;
  white-space:nowrap;
}
.mega-news a{
  display:block;
  color:var(--text-2);
  font-size:14px;
  line-height:1.6;
}
.mega-news a:hover{color:var(--primary);}
.mega-news .time{display:block;margin-top:4px;font-size:12px;color:var(--text-3);}
.mega-cta{
  grid-column:1 / -1;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:18px 20px;
  border-radius:var(--r-card);
  border:1px solid rgba(31,224,192,.32);
  background:linear-gradient(120deg, rgba(31,224,192,.12), rgba(255,61,127,.10));
}
.mega-cta h4{font-size:16px;margin-bottom:6px;}
.mega-cta p{font-size:13px;color:var(--text-2);line-height:1.7;}

.nav-toggle{
  display:none;
  align-items:center;
  justify-content:center;
  width:44px;height:44px;
  border-radius:10px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.04);
  color:var(--text);
  cursor:pointer;
  transition:border-color .2s ease,background .2s ease;
}
.nav-toggle:hover{border-color:rgba(31,224,192,.5);background:rgba(31,224,192,.10);}
.nav-toggle span{
  display:block;width:18px;height:2px;background:currentColor;border-radius:2px;position:relative;
}
.nav-toggle span::before,
.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:currentColor;border-radius:2px;
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}

.drawer-mask{
  position:fixed;inset:0;
  background:rgba(3,6,14,.72);
  backdrop-filter:blur(3px);
  opacity:0;visibility:hidden;
  transition:opacity .25s ease,visibility .25s ease;
  z-index:190;
}
.drawer-mask.open{opacity:1;visibility:visible;}
.nav-drawer{
  position:fixed;
  top:0;right:0;bottom:0;
  width:min(88vw,380px);
  padding:24px 22px 44px;
  background:linear-gradient(180deg,#0A1024,#070B18);
  border-left:1px solid var(--line);
  transform:translateX(102%);
  transition:transform .3s ease;
  overflow-y:auto;
  z-index:200;
}
.nav-drawer.open{transform:translateX(0);}
.drawer-title{font-size:13px;letter-spacing:.08em;color:var(--primary);margin:22px 0 10px;font-weight:600;}
.drawer-title:first-child{margin-top:0;}
.drawer-link{
  display:flex;align-items:center;justify-content:space-between;
  min-height:48px;padding:0 12px;
  border-radius:12px;
  color:var(--text);
  font-size:17px;
  font-weight:600;
  transition:background .2s ease,color .2s ease;
}
.drawer-link:hover,.drawer-link.active{background:rgba(31,224,192,.10);color:var(--primary-light);}
.drawer-link small{font-size:12px;color:var(--text-3);font-weight:400;}
.drawer-foot{
  margin-top:28px;padding-top:20px;border-top:1px solid var(--line);
  font-size:13px;color:var(--text-3);line-height:1.8;
}
body.no-scroll{overflow:hidden;}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:44px;
  padding:0 22px;
  border-radius:var(--r-btn);
  border:1px solid transparent;
  font-size:15px;
  font-weight:600;
  cursor:pointer;
  text-decoration:none;
  white-space:nowrap;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,border-color .18s ease,filter .18s ease;
}
.btn-primary{
  background:linear-gradient(135deg,var(--primary-light),var(--primary) 45%,var(--primary-dark));
  color:#04121A;
  box-shadow:0 10px 26px rgba(31,224,192,.28);
}
.btn-primary:hover{filter:brightness(1.08);transform:translateY(-1px);box-shadow:0 14px 34px rgba(31,224,192,.38);color:#04121A;}
.btn-primary:active{transform:translateY(1px);box-shadow:0 6px 16px rgba(31,224,192,.24);}
.btn-secondary{
  background:rgba(31,224,192,.06);
  border-color:rgba(31,224,192,.55);
  color:var(--primary-light);
}
.btn-secondary:hover{background:rgba(31,224,192,.14);border-color:var(--primary);color:#fff;}
.btn-secondary:active{transform:translateY(1px);}
.btn-ghost{background:transparent;color:var(--text-2);padding:0 10px;}
.btn-ghost:hover{color:var(--primary);}
.btn-ghost::after{content:"→";display:inline-block;transition:transform .2s ease;}
.btn-ghost:hover::after{transform:translateX(4px);}
.btn-sm{min-height:38px;padding:0 16px;font-size:14px;border-radius:9px;}
.btn:focus-visible{outline:none;box-shadow:0 0 0 2px rgba(31,224,192,.9),0 0 22px rgba(31,224,192,.45);}
.btn:disabled,.btn[aria-disabled="true"]{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none;filter:none;}

.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:3px 10px;
  border-radius:var(--r-badge);
  font-size:12px;
  font-weight:600;
  letter-spacing:.02em;
  border:1px solid rgba(255,255,255,.14);
  color:var(--text-2);
  background:rgba(255,255,255,.05);
}
.badge-primary{color:#04121A;background:linear-gradient(135deg,var(--primary-light),var(--primary));border-color:transparent;}
.badge-accent{color:#FFE3EE;border-color:rgba(255,61,127,.45);background:rgba(255,61,127,.16);}
.badge-amber{color:#1B1400;background:var(--amber);border-color:transparent;}
.pill{
  display:inline-flex;align-items:center;
  padding:6px 14px;border-radius:999px;
  font-size:13px;color:var(--text-2);
  border:1px solid var(--line);
  background:rgba(255,255,255,.04);
  transition:border-color .2s ease,color .2s ease;
}
.pill:hover{border-color:rgba(31,224,192,.55);color:var(--primary-light);}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  overflow:hidden;
  padding:56px 0 76px;
}
.hero-bg{
  position:absolute;
  inset:0;
  background-size:cover;
  background-position:center;
  opacity:.5;
  transform:scale(1.02);
}
.hero::before{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg, rgba(7,11,24,.90) 0%, rgba(7,11,24,.76) 42%, rgba(7,11,24,.98) 100%);
}
.hero::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:0;height:160px;
  background:linear-gradient(180deg, transparent, var(--bg));
}
.hero-inner{position:relative;z-index:2;}
.breadcrumb{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:8px;
  font-size:13px;
  color:var(--text-3);
  margin-bottom:22px;
}
.breadcrumb a{color:var(--text-3);}
.breadcrumb a:hover{color:var(--primary);}
.breadcrumb .sep{color:var(--text-3);opacity:.6;}
.breadcrumb .current{color:var(--text-2);}
.hero-badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:6px 14px;
  border-radius:999px;
  font-size:13px;
  color:var(--primary-light);
  border:1px solid rgba(31,224,192,.35);
  background:rgba(31,224,192,.10);
  margin-bottom:20px;
}
.hero-badge::before{
  content:"";
  width:7px;height:7px;border-radius:50%;
  background:var(--amber);
  box-shadow:0 0 10px rgba(255,197,61,.9);
}
.hero h1{
  font-size:44px;
  max-width:860px;
  margin-bottom:18px;
}
.hero-sub{
  max-width:720px;
  font-size:17px;
  color:var(--text-2);
  line-height:1.85;
  margin-bottom:30px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:28px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;}
.hero-tags li{
  font-size:13px;
  color:var(--text-2);
  padding:6px 14px;
  border-radius:999px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.04);
}

/* ---------- Section basics ---------- */
.section{padding:72px 0;}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:36px;
}
.section-title{font-size:28px;margin-bottom:10px;}
.section-desc{color:var(--text-2);font-size:15px;max-width:640px;line-height:1.8;}
.link-more{
  position:relative;
  color:var(--primary);
  font-size:14px;
  font-weight:600;
  white-space:nowrap;
  padding-bottom:2px;
}
.link-more::after{
  content:"";
  position:absolute;
  left:0;bottom:0;
  height:1px;width:0;
  background:var(--primary);
  transition:width .25s ease;
}
.link-more:hover::after{width:100%;}

/* ---------- Stats ---------- */
.stats{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:20px;
  padding:24px;
  border-radius:var(--r-lg);
  background:var(--glass);
  border:1px solid rgba(255,255,255,.10);
  box-shadow:var(--sh-1);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
}
.stat{padding:8px 6px;border-right:1px solid var(--line);}
.stat:last-child{border-right:0;}
.stat-num{
  font-size:30px;
  font-weight:700;
  color:var(--primary);
  font-variant-numeric:tabular-nums;
  letter-spacing:-.01em;
}
.stat-label{font-size:14px;color:var(--text-2);margin-top:6px;}

/* ---------- Scatter grid ---------- */
.scatter{
  display:grid;
  grid-template-columns:repeat(12,1fr);
  gap:24px;
}
.sc-card{
  grid-column:span 4;
  position:relative;
  display:flex;
  flex-direction:column;
  overflow:hidden;
  border-radius:var(--r-card);
  background:var(--glass);
  border:1px solid rgba(255,255,255,.10);
  box-shadow:var(--sh-1);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.sc-card::before{
  content:"";
  position:absolute;
  top:0;left:20px;
  width:56px;height:1px;
  background:linear-gradient(90deg,var(--primary),transparent);
  opacity:.9;
}
.sc-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(31,224,192,.30);}
.sc-card.wide{grid-column:span 8;}
.sc-card.full{grid-column:span 12;}
.sc-media{
  position:relative;
  aspect-ratio:16 / 9;
  overflow:hidden;
  background:rgba(10,16,36,.7);
}
.sc-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.sc-card:hover .sc-media img{transform:scale(1.04);}
.sc-media::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(180deg, rgba(7,11,24,.05), rgba(7,11,24,.72));
}
.sc-body{padding:22px 22px 26px;display:flex;flex-direction:column;gap:12px;flex:1;}
.sc-body h3{font-size:20px;}
.sc-body p{font-size:15px;color:var(--text-2);line-height:1.8;}
.sc-list{display:flex;flex-direction:column;gap:10px;margin-top:4px;}
.sc-list li{
  position:relative;
  padding-left:16px;
  font-size:14px;
  color:var(--text-2);
  line-height:1.7;
}
.sc-list li::before{
  content:"";
  position:absolute;
  left:0;top:9px;
  width:6px;height:6px;
  border-radius:2px;
  background:var(--primary);
  box-shadow:0 0 8px rgba(31,224,192,.7);
}
.sc-num{
  font-size:13px;
  color:var(--amber);
  font-variant-numeric:tabular-nums;
  letter-spacing:.1em;
  font-weight:600;
}

/* ---------- Compare table ---------- */
.table-shell{
  border-radius:var(--r-lg);
  border:1px solid var(--line);
  background:var(--glass);
  box-shadow:var(--sh-1);
  overflow:hidden;
}
.table-scroll{
  overflow-x:auto;
  -webkit-overflow-scrolling:touch;
}
table.compare{
  width:100%;
  min-width:860px;
  border-collapse:collapse;
  font-size:15px;
}
table.compare caption{
  caption-side:top;
  text-align:left;
  padding:18px 22px 6px;
  color:var(--text-3);
  font-size:13px;
}
table.compare thead th{
  text-align:left;
  padding:16px 22px;
  font-size:14px;
  font-weight:600;
  color:#fff;
  letter-spacing:.02em;
  white-space:nowrap;
  background:linear-gradient(180deg, rgba(31,224,192,.16), rgba(31,224,192,.04));
  border-bottom:1px solid rgba(31,224,192,.28);
}
table.compare tbody td{
  padding:16px 22px;
  color:var(--text-2);
  border-bottom:1px solid var(--line);
  vertical-align:top;
  line-height:1.7;
}
table.compare tbody tr{transition:background .2s ease;}
table.compare tbody tr:hover{background:rgba(31,224,192,.07);}
table.compare tbody tr:hover td{color:var(--text);}
table.compare tbody tr:last-child td{border-bottom:0;}
.cell-strong{color:var(--text);font-weight:600;}
.tag-easy{color:var(--ok);}
.tag-mid{color:var(--amber);}
.tag-hard{color:var(--err);}

/* ---------- Steps ---------- */
.steps{
  display:grid;
  grid-template-columns:repeat(5,1fr);
  gap:18px;
}
.step{
  position:relative;
  padding:22px 18px 24px;
  border-radius:var(--r-card);
  background:var(--glass);
  border:1px solid rgba(255,255,255,.10);
  box-shadow:var(--sh-1);
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.step:hover{transform:translateY(-3px);border-color:rgba(31,224,192,.34);box-shadow:var(--sh-2);}
.step-num{
  font-size:13px;
  font-weight:700;
  letter-spacing:.1em;
  color:var(--amber);
  font-variant-numeric:tabular-nums;
}
.step h3{font-size:16px;margin:10px 0 8px;}
.step p{font-size:14px;color:var(--text-2);line-height:1.75;}

/* ---------- Updates (CMS) ---------- */
.update-list{
  display:flex;
  flex-direction:column;
  gap:12px;
}
.update-item{
  display:grid;
  grid-template-columns:120px 1fr auto;
  align-items:center;
  gap:20px;
  padding:18px 22px;
  border-radius:var(--r-card);
  background:var(--glass);
  border:1px solid rgba(255,255,255,.10);
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.update-item:hover{transform:translateX(4px);border-color:rgba(31,224,192,.34);box-shadow:var(--sh-1);}
.update-time{font-size:13px;color:var(--text-3);font-variant-numeric:tabular-nums;}
.update-body strong{display:block;color:var(--text);font-size:15px;font-weight:600;line-height:1.6;}
.update-body em{display:block;font-style:normal;color:var(--text-2);font-size:14px;margin-top:4px;line-height:1.7;}
.update-tag{
  font-size:12px;
  color:var(--primary-light);
  border:1px solid rgba(31,224,192,.35);
  background:rgba(31,224,192,.10);
  border-radius:999px;
  padding:4px 12px;
  white-space:nowrap;
}
.empty-state{
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:12px;
  padding:48px 24px;
  border-radius:var(--r-lg);
  border:1px dashed rgba(255,255,255,.16);
  background:rgba(255,255,255,.02);
  text-align:center;
}
.empty-icon{
  width:44px;height:44px;
  display:grid;place-items:center;
  border-radius:50%;
  color:var(--primary);
  border:1px solid rgba(31,224,192,.35);
  background:rgba(31,224,192,.08);
  font-size:18px;
}
.empty-state p{color:var(--text-2);font-size:14px;max-width:420px;line-height:1.8;}

/* ---------- FAQ ---------- */
.faq{display:flex;flex-direction:column;gap:14px;max-width:900px;}
.faq-item{
  position:relative;
  border-radius:var(--r-card);
  border:1px solid rgba(255,255,255,.10);
  background:var(--glass);
  overflow:hidden;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:hover{border-color:rgba(31,224,192,.28);}
.faq-item[open]{border-color:rgba(31,224,192,.38);box-shadow:var(--sh-1);}
.faq-item summary{
  position:relative;
  cursor:pointer;
  list-style:none;
  padding:20px 58px 20px 24px;
  font-size:17px;
  font-weight:600;
  color:var(--text);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"";
  position:absolute;
  right:26px;top:50%;
  width:10px;height:10px;
  border-right:2px solid var(--primary);
  border-bottom:2px solid var(--primary);
  transform:translateY(-70%) rotate(45deg);
  transition:transform .25s ease;
}
.faq-item[open] summary::after{transform:translateY(-30%) rotate(225deg);}
.faq-item[open] summary::before{
  content:"";
  position:absolute;
  left:0;top:14px;bottom:14px;
  width:3px;border-radius:0 3px 3px 0;
  background:var(--primary);
  box-shadow:0 0 12px rgba(31,224,192,.7);
}
.faq-answer{
  padding:0 24px 22px 24px;
  color:var(--text-2);
  font-size:15px;
  line-height:1.85;
}

/* ---------- CTA band ---------- */
.cta-band{padding:0 0 72px;}
.cta-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:36px;
  padding:38px 40px;
  border-radius:var(--r-lg);
  background:linear-gradient(120deg, rgba(31,224,192,.14), rgba(255,61,127,.10) 60%, rgba(15,23,48,.75));
  border:1px solid rgba(31,224,192,.35);
  box-shadow:0 0 0 1px rgba(31,224,192,.18), 0 18px 46px rgba(0,0,0,.42);
}
.cta-inner h2{font-size:26px;margin-bottom:10px;}
.cta-inner p{color:var(--text-2);font-size:15px;line-height:1.8;max-width:520px;}
.subscribe-form{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:12px;
  flex:0 0 auto;
}
.field{
  min-height:44px;
  width:260px;
  padding:0 16px;
  border-radius:var(--r-btn);
  border:1px solid rgba(255,255,255,.16);
  background:rgba(7,11,24,.62);
  color:var(--text);
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.field::placeholder{color:var(--text-3);}
.field:hover{border-color:rgba(255,255,255,.28);}
.field:focus{
  outline:none;
  border-color:var(--primary);
  background:rgba(7,11,24,.86);
  box-shadow:0 0 0 3px rgba(31,224,192,.16);
}
.form-hint{
  flex-basis:100%;
  font-size:13px;
  color:var(--text-3);
  line-height:1.7;
}
.subscribe-form.is-error .field{border-color:var(--err);box-shadow:0 0 0 3px rgba(255,92,122,.16);}
.subscribe-form.is-error .form-hint{color:var(--err);}
.subscribe-form.is-success .field{border-color:var(--ok);box-shadow:0 0 0 3px rgba(53,214,160,.16);}
.subscribe-form.is-success .form-hint{color:var(--ok);}

/* ---------- Footer ---------- */
.site-footer{
  margin-top:0;
  padding:64px 0 28px;
  border-top:1px solid var(--line);
  background:linear-gradient(180deg, rgba(10,16,36,.62), rgba(7,11,24,.96));
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.2fr;
  gap:40px;
}
.footer-col > summary{
  list-style:none;
  cursor:default;
  font-size:15px;
  font-weight:600;
  color:var(--primary);
  margin-bottom:18px;
  letter-spacing:.02em;
}
.footer-col > summary::-webkit-details-marker{display:none;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-desc{color:var(--text-2);font-size:14px;line-height:1.85;}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{
  color:var(--text-2);
  font-size:14px;
  width:fit-content;
  position:relative;
}
.footer-links a::after{
  content:"";
  position:absolute;left:0;bottom:-2px;
  width:0;height:1px;
  background:var(--primary);
  transition:width .22s ease;
}
.footer-links a:hover{color:var(--primary);}
.footer-links a:hover::after{width:100%;}
.footer-sub p{font-size:14px;color:var(--text-2);line-height:1.8;}
.mini-form{display:flex;gap:8px;margin:14px 0;}
.mini-form input{
  flex:1;
  min-width:0;
  min-height:38px;
  padding:0 12px;
  border-radius:9px;
  border:1px solid rgba(255,255,255,.16);
  background:rgba(7,11,24,.62);
  color:var(--text);
  font-size:14px;
}
.mini-form input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(31,224,192,.16);}
.footer-contact{font-size:13px;color:var(--text-3);line-height:1.9;}
.footer-bottom{
  margin-top:44px;
  padding-top:20px;
  border-top:1px solid var(--line);
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  justify-content:space-between;
  color:var(--text-3);
  font-size:13px;
}

/* ---------- Responsive ---------- */
@media (max-width:1280px){
  .hero h1{font-size:38px;}
  .mega-panel{width:min(760px, calc(100vw - 40px));}
}
@media (max-width:1024px){
  .container{padding:0 24px;}
  .nav-wrap{display:none;}
  .nav-toggle{display:inline-flex;margin-left:auto;}
  .hero{padding:44px 0 60px;}
  .hero h1{font-size:34px;}
  .section{padding:60px 0;}
  .section-title{font-size:24px;}
  .scatter{gap:20px;}
  .sc-card{grid-column:span 6;}
  .sc-card.wide{grid-column:span 12;}
  .stats{grid-template-columns:repeat(2,1fr);padding:20px;}
  .stat{border-right:0;border-bottom:1px solid var(--line);padding-bottom:16px;}
  .stat:nth-child(2n){border-right:0;}
  .stat:nth-last-child(-n+2){border-bottom:0;padding-bottom:0;}
  .steps{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:32px;}
  .cta-inner{flex-direction:column;align-items:flex-start;padding:30px 26px;}
}
@media (max-width:768px){
  .container{padding:0 16px;}
  body{font-size:15px;}
  .header-inner{height:64px;gap:14px;}
  .brand-text{font-size:15px;}
  .hero{padding:32px 0 48px;}
  .hero h1{font-size:27px;}
  .hero-sub{font-size:15px;margin-bottom:24px;}
  .hero-actions{gap:10px;}
  .hero-actions .btn{flex:1 1 auto;}
  .section{padding:48px 0;}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:26px;}
  .section-title{font-size:21px;}
  .section-desc{font-size:14px;}
  .scatter{grid-template-columns:1fr;gap:16px;}
  .sc-card,.sc-card.wide,.sc-card.full{grid-column:span 1;}
  .sc-body{padding:18px 18px 22px;}
  .sc-body h3{font-size:18px;}
  .stats{grid-template-columns:1fr 1fr;gap:14px;padding:18px;}
  .stat-num{font-size:24px;}
  .steps{grid-template-columns:1fr;}
  .update-item{grid-template-columns:1fr;gap:8px;padding:16px;}
  .update-tag{justify-self:flex-start;}
  .faq-item summary{font-size:16px;padding:17px 50px 17px 18px;}
  .faq-answer{padding:0 18px 20px 18px;}
  .footer-grid{grid-template-columns:1fr;gap:8px;}
  .footer-col{border-bottom:1px solid var(--line);padding-bottom:16px;margin-bottom:8px;}
  .footer-col > summary{cursor:pointer;display:flex;align-items:center;justify-content:space-between;margin-bottom:0;padding:8px 0;}
  .footer-col > summary::after{
    content:"";
    width:8px;height:8px;
    border-right:2px solid var(--primary);
    border-bottom:2px solid var(--primary);
    transform:rotate(45deg);
    transition:transform .22s ease;
    margin-right:6px;
  }
  .footer-col[open] > summary::after{transform:rotate(225deg);}
  .footer-col[open] > summary{margin-bottom:14px;}
  .footer-bottom{flex-direction:column;gap:8px;}
  .cta-inner h2{font-size:20px;}
  .subscribe-form{width:100%;}
  .field{width:100%;}
  .subscribe-form .btn{width:100%;}
}
@media (max-width:520px){
  .hero h1{font-size:25px;}
  .hero-badge{font-size:12px;}
  .stats{grid-template-columns:1fr;}
  .stat{border-bottom:1px solid var(--line);padding-bottom:14px;}
  .stat:last-child{border-bottom:0;padding-bottom:0;}
  .btn{width:100%;}
  .hero-actions .btn{width:100%;}
  .mini-form{flex-direction:column;}
  .mini-form .btn{width:100%;}
  .update-item{padding:14px;}
}

/* roulang page: category1 */
:root{
  --bg:#070B18;
  --bg-2:#0A1024;
  --panel:#0F1730;
  --primary:#1FE0C0;
  --primary-dark:#12B39A;
  --primary-light:#7BF6E4;
  --accent:#FF3D7F;
  --amber:#FFC53D;
  --text:#E8EEFF;
  --text-2:#9AA8C7;
  --text-3:#6B7A99;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.14);
  --radius-card:16px;
  --radius-lg:20px;
  --radius-img:12px;
  --radius-btn:10px;
  --shadow-1:0 10px 30px rgba(0,0,0,.35);
  --shadow-2:0 18px 44px rgba(0,0,0,.45);
  --glow:0 0 0 1px rgba(31,224,192,.45),0 10px 34px rgba(31,224,192,.28);
  --ease:cubic-bezier(.22,.61,.36,1);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body.no-scroll{overflow:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,select{font:inherit;color:inherit}
ul,ol{list-style:none}
h1,h2,h3,h4{line-height:1.25;letter-spacing:-.01em;font-weight:700}
h1{font-size:44px}
h2{font-size:28px}
h3{font-size:20px}
h4{font-size:17px}
p{color:var(--text-2)}

::selection{background:rgba(31,224,192,.28);color:#fff}

.container{width:100%;max-width:1240px;margin:0 auto;padding:0 32px}

/* ---------- 通用文本与链接 ---------- */
.lead{font-size:17px;color:var(--text-2)}
.link-underline{position:relative;color:var(--primary);display:inline-flex;align-items:center;gap:6px}
.link-underline::after{
  content:"";position:absolute;left:0;bottom:-2px;height:1px;width:0;
  background:var(--primary);transition:width .28s var(--ease)
}
.link-underline:hover::after{width:100%}
.link-underline:hover{color:var(--primary-light)}
.link-underline:focus-visible{outline:2px solid rgba(31,224,192,.6);outline-offset:3px;border-radius:4px}

/* ---------- 玻璃卡片 ---------- */
.glass{
  position:relative;
  background:linear-gradient(150deg,rgba(24,34,62,.72),rgba(12,18,36,.62));
  border:1px solid rgba(255,255,255,.10);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-1);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  transition:box-shadow .3s var(--ease),transform .3s var(--ease),border-color .3s var(--ease);
}
.glass::before{
  content:"";position:absolute;left:16px;top:0;width:44px;height:1px;
  background:linear-gradient(90deg,rgba(123,246,228,.85),rgba(123,246,228,0));
}
.glass:hover{box-shadow:var(--shadow-2);border-color:var(--line-strong);transform:translateY(-3px)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:11px 22px;
  border-radius:var(--radius-btn);
  border:1px solid transparent;
  font-size:15px;font-weight:600;line-height:1;
  cursor:pointer;
  transition:transform .2s var(--ease),box-shadow .25s var(--ease),background .25s var(--ease),color .25s var(--ease),border-color .25s var(--ease);
  white-space:nowrap;
}
.btn i{font-size:14px}
.btn-primary{
  background:linear-gradient(135deg,var(--primary-light),var(--primary) 55%,var(--primary-dark));
  color:#04121A;
  box-shadow:0 8px 26px rgba(31,224,192,.28);
}
.btn-primary:hover{filter:brightness(1.08);transform:translateY(-1px);box-shadow:0 12px 32px rgba(31,224,192,.36)}
.btn-primary:active{transform:translateY(1px);box-shadow:0 4px 14px rgba(31,224,192,.24)}
.btn-outline{
  background:transparent;color:var(--primary-light);border-color:rgba(31,224,192,.55);
}
.btn-outline:hover{background:rgba(31,224,192,.12);transform:translateY(-1px)}
.btn-outline:active{transform:translateY(1px);background:rgba(31,224,192,.18)}
.btn-ghost{
  background:transparent;color:var(--text-2);padding-left:10px;padding-right:10px;
}
.btn-ghost i{transition:transform .25s var(--ease)}
.btn-ghost:hover{color:var(--primary)}
.btn-ghost:hover i{transform:translateX(3px)}
.btn-sm{min-height:38px;padding:8px 16px;font-size:14px;border-radius:9px}
.btn:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(31,224,192,.35),0 0 0 1px rgba(31,224,192,.75)}
.btn:disabled,.btn[disabled]{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none;filter:none}

/* ---------- 徽章 / 标签 ---------- */
.pill{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;
  font-size:13px;line-height:1.4;
  border:1px solid var(--line);
  background:rgba(255,255,255,.04);
  color:var(--text-2);
}
.pill-accent{border-color:rgba(255,61,127,.45);color:#FFB4CD;background:rgba(255,61,127,.12)}
.pill-primary{border-color:rgba(31,224,192,.38);color:var(--primary-light);background:rgba(31,224,192,.10)}
.badge-count{
  display:inline-flex;align-items:center;
  margin-left:8px;padding:1px 8px;border-radius:6px;
  font-size:12px;color:var(--primary-light);
  background:rgba(31,224,192,.12);
  border:1px solid rgba(31,224,192,.22);
  font-variant-numeric:tabular-nums;
}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:999px;font-size:13px;
  color:var(--text-2);border:1px solid var(--line);
  background:rgba(255,255,255,.03);
  transition:color .22s var(--ease),border-color .22s var(--ease);
}
.tag:hover{color:var(--primary-light);border-color:rgba(31,224,192,.5)}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(7,11,24,.72);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  transition:background .28s var(--ease),box-shadow .28s var(--ease);
}
.site-header.scrolled{background:rgba(7,11,24,.94);box-shadow:0 10px 30px rgba(0,0,0,.4)}
.header-inner{display:flex;align-items:center;gap:20px;height:72px;transition:height .28s var(--ease)}
.site-header.scrolled .header-inner{height:60px}

.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:38px;height:38px;border-radius:11px;
  display:grid;place-items:center;
  font-size:19px;font-weight:700;color:#04121A;
  background:linear-gradient(135deg,var(--primary-light),var(--primary) 60%,var(--primary-dark));
  box-shadow:0 6px 18px rgba(31,224,192,.32);
}
.brand-text{font-size:17px;font-weight:700;color:#fff;letter-spacing:-.01em;line-height:1.1}
.brand-text span{
  display:block;font-size:11px;font-weight:500;letter-spacing:.16em;
  color:var(--text-3);margin-top:2px
}

.main-nav{display:flex;align-items:center;gap:2px;margin-left:auto}
.nav-link{
  position:relative;display:inline-flex;align-items:center;
  padding:9px 12px;border-radius:9px;
  font-size:14.5px;font-weight:500;color:var(--text-2);
  background:transparent;border:none;cursor:pointer;
  transition:color .22s var(--ease),background .22s var(--ease);
  white-space:nowrap;
}
.nav-link:hover{color:var(--primary-light);background:rgba(255,255,255,.06)}
.nav-link:focus-visible{outline:none;box-shadow:0 0 0 2px rgba(31,224,192,.55)}
.nav-link.active{color:#fff}
.nav-link.active::after{
  content:"";position:absolute;left:11px;right:11px;bottom:1px;height:2px;border-radius:2px;
  background:var(--primary);box-shadow:0 0 10px rgba(31,224,192,.85);
}

.nav-mega{position:relative}
.mega-panel{
  position:absolute;top:calc(100% + 20px);right:0;width:820px;
  display:grid;grid-template-columns:1fr 1.25fr 1.05fr;gap:24px;
  padding:24px;
  background:linear-gradient(150deg,rgba(20,29,54,.97),rgba(10,16,36,.97));
  border:1px solid var(--line-strong);
  border-radius:var(--radius-lg);
  box-shadow:0 24px 60px rgba(0,0,0,.55);
  opacity:0;visibility:hidden;transform:translateY(6px);
  transition:opacity .18s var(--ease),transform .18s var(--ease),visibility .18s;
  z-index:70;
}
.mega-panel::before{
  content:"";position:absolute;top:0;left:24px;right:24px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,rgba(31,224,192,0),var(--primary),rgba(31,224,192,0));
  box-shadow:0 0 14px rgba(31,224,192,.6);
}
.nav-mega:hover .mega-panel,
.nav-mega:focus-within .mega-panel{opacity:1;visibility:visible;transform:translateY(0)}
.mega-col-title{font-size:13px;letter-spacing:.08em;color:var(--primary);margin-bottom:14px;font-weight:600}
.mega-list li,.mega-news li{padding:9px 0;border-bottom:1px solid var(--line)}
.mega-list li:last-child,.mega-news li:last-child{border-bottom:none}
.mega-list a{font-size:14.5px;color:var(--text);display:flex;align-items:center;justify-content:space-between;transition:color .2s var(--ease)}
.mega-list a:hover{color:var(--primary-light)}
.mega-news a{font-size:14.5px;color:var(--text);display:block;line-height:1.5;transition:color .2s var(--ease)}
.mega-news a:hover{color:var(--primary-light)}
.mega-news .time{display:block;font-size:12.5px;color:var(--text-3);margin-top:4px;font-variant-numeric:tabular-nums}
.mega-cta{
  display:flex;flex-direction:column;justify-content:space-between;gap:16px;
  padding:18px;border-radius:14px;
  background:linear-gradient(160deg,rgba(31,224,192,.14),rgba(255,61,127,.10));
  border:1px solid rgba(31,224,192,.30);
}
.mega-cta h4{font-size:16px;color:#fff;margin-bottom:6px}
.mega-cta p{font-size:13.5px;color:var(--text-2);line-height:1.7}

.header-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:11px;
  background:rgba(255,255,255,.05);border:1px solid var(--line);
  color:var(--text);cursor:pointer;
  transition:background .22s var(--ease),color .22s var(--ease);
}
.nav-toggle:hover{background:rgba(31,224,192,.14);color:var(--primary-light)}
.nav-toggle:focus-visible{outline:none;box-shadow:0 0 0 2px rgba(31,224,192,.6)}

/* ---------- 移动抽屉 ---------- */
.drawer-mask{
  position:fixed;inset:0;z-index:80;
  background:rgba(4,8,18,.72);backdrop-filter:blur(3px);
  opacity:0;visibility:hidden;transition:opacity .28s var(--ease),visibility .28s;
}
.drawer-mask.open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;bottom:0;z-index:90;
  width:min(420px,92vw);
  background:linear-gradient(180deg,#0A1024,#070B18);
  border-left:1px solid var(--line-strong);
  transform:translateX(102%);
  transition:transform .32s var(--ease);
  overflow-y:auto;
  padding:20px 22px 40px;
}
.drawer.open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.drawer-close{
  width:42px;height:42px;border-radius:11px;border:1px solid var(--line);
  background:rgba(255,255,255,.05);color:var(--text);cursor:pointer;
}
.drawer-close:hover{background:rgba(31,224,192,.14);color:var(--primary-light)}
.drawer-nav a.d-link{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 4px;font-size:17px;font-weight:600;color:var(--text);
  border-bottom:1px solid var(--line);
}
.drawer-nav a.d-link.active{color:var(--primary-light)}
.drawer-nav a.d-link i{font-size:13px;color:var(--text-3)}
.drawer details.d-group{margin-top:12px;border:1px solid var(--line);border-radius:14px;padding:12px 14px;background:rgba(255,255,255,.03)}
.drawer details.d-group summary{
  list-style:none;cursor:pointer;font-size:15px;font-weight:600;color:var(--primary);
  display:flex;align-items:center;justify-content:space-between;
}
.drawer details.d-group summary::-webkit-details-marker{display:none}
.drawer details.d-group summary::after{content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;font-size:12px;transition:transform .25s var(--ease)}
.drawer details.d-group[open] summary::after{transform:rotate(180deg)}
.drawer .d-group-list{padding-top:10px}
.drawer .d-group-list a{display:block;padding:9px 0;font-size:14.5px;color:var(--text-2);border-bottom:1px dashed var(--line)}
.drawer .d-group-list a:last-child{border-bottom:none}
.drawer-sub{margin-top:24px;padding:18px;border-radius:14px;background:rgba(31,224,192,.08);border:1px solid rgba(31,224,192,.26)}
.drawer-sub p{font-size:13.5px;color:var(--text-2)}
.drawer-foot{margin-top:22px;font-size:13px;color:var(--text-3);line-height:1.9}

/* ---------- 内页 Hero ---------- */
.page-hero{position:relative;overflow:hidden;padding:52px 0 68px;border-bottom:1px solid var(--line)}
.page-hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
  opacity:.5;transform:scale(1.02);
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,11,24,.80) 0%,rgba(7,11,24,.88) 55%,rgba(7,11,24,.98) 100%);
}
.page-hero::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:120px;
  background:linear-gradient(180deg,rgba(7,11,24,0),var(--bg));
}
.page-hero-inner{position:relative;z-index:2}
.breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:20px}
.breadcrumb a{color:var(--text-3);transition:color .2s var(--ease)}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb .sep{color:rgba(255,255,255,.22)}
.breadcrumb .current{color:var(--text-2)}

.page-hero h1{max-width:920px;margin:16px 0 18px}
.page-hero-sub{max-width:720px;font-size:17px;color:var(--text-2);line-height:1.85}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-facts{display:flex;flex-wrap:wrap;gap:12px 28px;margin-top:30px;padding-top:22px;border-top:1px solid var(--line)}
.hero-facts li{display:flex;align-items:center;gap:9px;font-size:14px;color:var(--text-2)}
.hero-facts i{color:var(--primary);font-size:13px}
.hero-facts b{color:#fff;font-weight:600;font-variant-numeric:tabular-nums}

/* ---------- 通用板块 ---------- */
.section{padding:76px 0}
.section-tight{padding:56px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px}
.section-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.1em;color:var(--primary);margin-bottom:12px;font-weight:600;
}
.section-head .eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--primary);box-shadow:0 0 10px rgba(31,224,192,.7)}
.section-head h2{color:#fff;margin-bottom:10px}
.section-head p{max-width:640px;font-size:15.5px}
.section-alt{background:linear-gradient(180deg,rgba(10,16,36,.85),rgba(7,11,24,.4));border-top:1px solid var(--line);border-bottom:1px solid var(--line)}

/* ---------- 指标条 ---------- */
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.metric{
  padding:24px 22px;border-radius:var(--radius-card);
  background:linear-gradient(150deg,rgba(24,34,62,.72),rgba(12,18,36,.62));
  border:1px solid rgba(255,255,255,.10);
  box-shadow:var(--shadow-1);
  transition:transform .3s var(--ease),box-shadow .3s var(--ease);
}
.metric:hover{transform:translateY(-3px);box-shadow:var(--shadow-2)}
.metric .num{
  font-size:32px;font-weight:700;color:var(--primary);
  font-variant-numeric:tabular-nums;letter-spacing:-.02em;line-height:1.1;
}
.metric .num small{font-size:15px;font-weight:600;color:var(--primary-light);margin-left:4px}
.metric .label{font-size:14.5px;color:#fff;margin-top:10px;font-weight:600}
.metric .desc{font-size:13.5px;color:var(--text-3);margin-top:6px;line-height:1.7}

/* ---------- 时间轴 ---------- */
.timeline{position:relative;padding-left:0}
.timeline::before{
  content:"";position:absolute;left:51px;top:12px;bottom:12px;width:2px;border-radius:2px;
  background:linear-gradient(180deg,var(--primary),rgba(31,224,192,.5) 45%,rgba(31,224,192,.12));
  box-shadow:0 0 16px rgba(31,224,192,.45);
}
.tl-item{position:relative;display:grid;grid-template-columns:104px 1fr;gap:28px;padding-bottom:36px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{
  content:"";position:absolute;left:45px;top:14px;width:14px;height:14px;border-radius:50%;
  background:var(--bg);border:2px solid var(--primary);
  box-shadow:0 0 14px rgba(31,224,192,.65);
}
.tl-time{position:relative;padding-top:8px;text-align:right}
.tl-hour{
  display:block;font-size:22px;font-weight:700;color:var(--amber);
  font-variant-numeric:tabular-nums;letter-spacing:-.01em;line-height:1.2;
}
.tl-phase{display:block;font-size:12.5px;color:var(--text-3);margin-top:6px}

.tl-card{display:grid;grid-template-columns:1.2fr .8fr;overflow:hidden}
.tl-card .tl-body{padding:26px 26px 24px}
.tl-card .tl-body h3{color:#fff;margin-bottom:10px}
.tl-card .tl-body p{font-size:15px;line-height:1.8}
.tl-card .tl-figure{position:relative;min-height:100%}
.tl-card .tl-figure img{width:100%;height:100%;object-fit:cover;border-radius:0}
.tl-card .tl-figure::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(12,18,36,.85),rgba(12,18,36,0) 55%);
}
.tl-card.reverse{grid-template-columns:.8fr 1.2fr}
.tl-card.reverse .tl-body{order:2}
.tl-card.reverse .tl-figure{order:1}
.tl-card.reverse .tl-figure::after{background:linear-gradient(270deg,rgba(12,18,36,.85),rgba(12,18,36,0) 55%)}
.tl-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px;padding-top:16px;border-top:1px solid var(--line)}
.tl-meta span{display:inline-flex;align-items:center;gap:7px;font-size:13px;color:var(--text-3)}
.tl-meta i{color:var(--primary);font-size:12px}
.dot-list{margin-top:16px;display:grid;gap:9px}
.dot-list li{position:relative;padding-left:18px;font-size:14.5px;color:var(--text-2)}
.dot-list li::before{
  content:"";position:absolute;left:0;top:11px;width:7px;height:7px;border-radius:2px;
  background:var(--primary);box-shadow:0 0 10px rgba(31,224,192,.6);
}
.tl-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:20px}

/* ---------- 图文交错 ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.split + .split{margin-top:72px}
.split-media{position:relative;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line-strong);box-shadow:var(--shadow-1)}
.split-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/10}
.split-media .media-tag{
  position:absolute;left:16px;top:16px;
  padding:5px 12px;border-radius:999px;font-size:12.5px;
  background:rgba(7,11,24,.78);border:1px solid rgba(31,224,192,.35);color:var(--primary-light);
  backdrop-filter:blur(6px);
}
.split-body .split-index{
  display:inline-flex;align-items:center;gap:10px;
  font-size:37px;font-weight:700;color:rgba(31,224,192,.28);
  font-variant-numeric:tabular-nums;line-height:1;margin-bottom:14px;
}
.split-body h3{font-size:24px;color:#fff;margin-bottom:14px}
.split-body p{font-size:15.5px;line-height:1.9}
.split-list{margin-top:20px;display:grid;gap:12px}
.split-list li{display:flex;gap:12px;align-items:flex-start;font-size:14.5px;color:var(--text-2)}
.split-list i{color:var(--primary);margin-top:5px;font-size:13px}
.split.reverse .split-media{order:2}
.split.reverse .split-body{order:1}

/* ---------- 订阅表单 ---------- */
.subscribe-wrap{
  display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center;
  padding:40px;border-radius:var(--radius-lg);
  background:linear-gradient(150deg,rgba(24,34,62,.72),rgba(12,18,36,.62));
  border:1px solid rgba(31,224,192,.22);
  box-shadow:var(--shadow-1);
}
.subscribe-wrap h2{color:#fff;margin-bottom:14px;font-size:26px}
.subscribe-wrap p{font-size:15.5px}
.subscribe-form{display:grid;gap:14px}
.field{position:relative}
.field input{
  width:100%;min-height:52px;padding:14px 16px;
  border-radius:var(--radius-btn);
  background:rgba(7,11,24,.72);
  border:1px solid var(--line-strong);
  color:var(--text);
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease);
}
.field input::placeholder{color:var(--text-3)}
.field input:hover{border-color:rgba(255,255,255,.22)}
.field input:focus{
  outline:none;border-color:var(--primary);
  box-shadow:0 0 0 3px rgba(31,224,192,.18);
  background:rgba(7,11,24,.92);
}
.subscribe-form.is-error .field input{border-color:#FF5C7A;box-shadow:0 0 0 3px rgba(255,92,122,.16)}
.subscribe-form.is-success .field input{border-color:#35D6A0;box-shadow:0 0 0 3px rgba(53,214,160,.16)}
.field-msg{display:none;font-size:13.5px;align-items:center;gap:8px}
.field-msg.error{color:#FF8FA3}
.field-msg.success{color:#5FE3B8}
.subscribe-form.is-error .field-msg.error{display:flex}
.subscribe-form.is-success .field-msg.success{display:flex}
.form-note{font-size:12.5px;color:var(--text-3);line-height:1.7}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:14px;max-width:920px}
.faq-item{
  border-radius:var(--radius-card);
  border:1px solid var(--line);
  border-left:3px solid transparent;
  background:linear-gradient(150deg,rgba(24,34,62,.6),rgba(12,18,36,.5));
  transition:border-color .26s var(--ease),background .26s var(--ease);
}
.faq-item[open]{border-left-color:var(--primary);background:linear-gradient(150deg,rgba(28,40,72,.72),rgba(12,18,36,.6))}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;font-size:16.5px;font-weight:600;color:#fff;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--primary-light)}
.faq-item summary:focus-visible{outline:none;box-shadow:0 0 0 2px rgba(31,224,192,.55);border-radius:var(--radius-card)}
.faq-icon{
  flex-shrink:0;width:26px;height:26px;border-radius:8px;
  display:grid;place-items:center;font-size:12px;
  color:var(--primary);background:rgba(31,224,192,.12);
  transition:transform .26s var(--ease);
}
.faq-item[open] .faq-icon{transform:rotate(90deg)}
.faq-item .faq-body{padding:0 22px 20px;font-size:15px;color:var(--text-2);line-height:1.9}

/* ---------- CTA 带 ---------- */
.cta-band{
  position:relative;overflow:hidden;
  border-radius:var(--radius-lg);
  padding:46px 44px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
  background:linear-gradient(140deg,rgba(31,224,192,.14),rgba(255,61,127,.10) 60%,rgba(12,18,36,.6));
  border:1px solid rgba(31,224,192,.30);
  box-shadow:var(--shadow-1);
}
.cta-band::before{
  content:"";position:absolute;left:44px;right:44px;top:0;height:2px;border-radius:2px;
  background:linear-gradient(90deg,rgba(31,224,192,0),var(--primary),rgba(255,61,127,0));
  box-shadow:0 0 16px rgba(31,224,192,.55);
}
.cta-band h2{color:#fff;margin-bottom:10px;font-size:26px}
.cta-band p{font-size:15.5px;max-width:620px}
.cta-band-actions{display:flex;flex-wrap:wrap;gap:14px}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:20px;
  background:linear-gradient(180deg,rgba(10,16,36,.6),rgba(5,8,18,.98));
  border-top:1px solid var(--line);
  padding:60px 0 28px;
}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1.3fr;gap:40px}
.footer-col summary{
  list-style:none;cursor:default;
  font-size:15px;font-weight:600;color:var(--primary);margin-bottom:16px;
}
.footer-col summary::-webkit-details-marker{display:none}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand .brand-mark{width:34px;height:34px;font-size:17px;border-radius:10px}
.footer-brand .brand-text{font-size:15.5px}
.footer-brand .brand-text span{font-size:10.5px}
.footer-desc{font-size:13.8px;color:var(--text-3);line-height:1.85;max-width:320px}
.footer-links{display:grid;gap:11px}
.footer-links a{font-size:14px;color:var(--text-2);transition:color .22s var(--ease),transform .22s var(--ease);display:inline-block}
.footer-links a:hover{color:var(--primary);transform:translateX(3px)}
.footer-sub p{font-size:13.8px;color:var(--text-3);line-height:1.85;margin-bottom:14px}
.mini-form{display:flex;gap:10px;flex-wrap:wrap}
.mini-form input{
  flex:1 1 160px;min-height:42px;padding:10px 14px;border-radius:var(--radius-btn);
  background:rgba(7,11,24,.8);border:1px solid var(--line-strong);color:var(--text);font-size:14px;
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.mini-form input::placeholder{color:var(--text-3)}
.mini-form input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(31,224,192,.16)}
.footer-contact{font-size:13px;color:var(--text-3);margin-top:14px;line-height:1.9}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--text-3);
}

/* ---------- 响应式 ---------- */
@media (max-width:1120px){
  .mega-panel{width:720px;grid-template-columns:1fr 1.1fr}
  .mega-cta{grid-column:1 / -1}
}
@media (max-width:1024px){
  .container{padding:0 24px}
  h1{font-size:34px}
  h2{font-size:24px}
  .main-nav{display:none}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center}
  .header-actions .btn-primary{display:none}
  .section{padding:60px 0}
  .metrics{grid-template-columns:repeat(2,1fr)}
  .split{grid-template-columns:1fr;gap:32px}
  .split.reverse .split-media{order:0}
  .subscribe-wrap{grid-template-columns:1fr;gap:28px;padding:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:768px){
  .container{padding:0 16px}
  h1{font-size:27px}
  h2{font-size:21px}
  h3{font-size:18px}
  body{font-size:15.5px}
  .page-hero{padding:36px 0 48px}
  .page-hero-sub{font-size:15.5px}
  .section{padding:48px 0}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:26px}
  .timeline::before{left:7px}
  .tl-item{grid-template-columns:1fr;gap:14px;padding-left:28px;padding-bottom:28px}
  .tl-item::before{left:1px;top:8px;width:12px;height:12px}
  .tl-time{text-align:left;padding-top:0;display:flex;align-items:baseline;gap:12px}
  .tl-hour{font-size:19px}
  .tl-phase{margin-top:0}
  .tl-card,.tl-card.reverse{grid-template-columns:1fr}
  .tl-card.reverse .tl-body,.tl-card.reverse .tl-figure{order:0}
  .tl-card .tl-figure{min-height:180px;order:-1}
  .tl-card .tl-figure img{aspect-ratio:16/9}
  .tl-card .tl-figure::after,.tl-card.reverse .tl-figure::after{background:linear-gradient(0deg,rgba(12,18,36,.9),rgba(12,18,36,.1) 60%)}
  .tl-card .tl-body{padding:20px}
  .metrics{grid-template-columns:1fr;gap:14px}
  .subscribe-wrap{padding:24px}
  .cta-band{padding:30px 22px}
  .cta-band::before{left:22px;right:22px}
  .footer-grid{grid-template-columns:1fr;gap:8px}
  .footer-col{border-bottom:1px solid var(--line);padding-bottom:14px}
  .footer-col summary{cursor:pointer;margin-bottom:0;display:flex;align-items:center;justify-content:space-between}
  .footer-col summary::after{
    content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;font-size:11px;
    color:var(--text-3);transition:transform .25s var(--ease);
  }
  .footer-col[open] summary::after{transform:rotate(180deg)}
  .footer-col[open] summary{margin-bottom:14px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
}
@media (max-width:520px){
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{width:100%}
  .tl-actions .btn{width:100%}
  .cta-band-actions{width:100%}
  .cta-band-actions .btn{width:100%}
  .hero-facts{gap:10px 18px}
}

/* roulang page: category3 */
:root{
  --bg:#070B18;
  --bg-2:#0A1024;
  --panel:#0F1730;
  --primary:#1FE0C0;
  --primary-dark:#12B39A;
  --primary-light:#7BF6E4;
  --accent:#FF3D7F;
  --warn:#FFC53D;
  --text:#E8EEFF;
  --text-2:#9AA8C7;
  --text-3:#6B7A99;
  --line:rgba(255,255,255,.08);
  --error:#FF5C7A;
  --success:#35D6A0;
  --r-card:16px;
  --r-lg:20px;
  --r-img:12px;
  --r-btn:10px;
  --r-badge:6px;
  --sh-1:0 10px 30px rgba(0,0,0,.35);
  --sh-2:0 18px 44px rgba(0,0,0,.45);
  --sh-glow:0 0 0 1px rgba(31,224,192,.45),0 10px 34px rgba(31,224,192,.28);
  --glass:linear-gradient(150deg,rgba(24,34,62,.72),rgba(12,18,36,.62));
  --font:-apple-system,"PingFang SC","HarmonyOS Sans SC","Noto Sans SC","Microsoft YaHei",sans-serif;
}

*,*::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:var(--font);
  font-size:16px;
  line-height:1.8;
  letter-spacing:0;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:24px 24px;
  z-index:0;
}
body.no-scroll{overflow:hidden;}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input{font-family:inherit;font-size:inherit;}
h1,h2,h3,h4{margin:0;line-height:1.25;font-weight:700;letter-spacing:-0.01em;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
::selection{background:rgba(31,224,192,.3);}

.container{
  width:100%;
  max-width:1240px;
  margin:0 auto;
  padding:0 32px;
  position:relative;
  z-index:2;
}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:100;
  background:rgba(7,11,24,.82);
  backdrop-filter:blur(12px);
  border-bottom:1px solid transparent;
  transition:height .25s ease,background .25s ease,border-color .25s ease;
}
.site-header.scrolled{
  background:rgba(7,11,24,.94);
  backdrop-filter:blur(18px);
  border-bottom-color:var(--line);
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  height:72px;
  transition:height .25s ease;
}
.site-header.scrolled .header-inner{height:60px;}

.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:36px;height:36px;border-radius:10px;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--primary),var(--primary-dark));
  color:#04121A;font-weight:800;font-size:18px;
  box-shadow:0 6px 18px rgba(31,224,192,.32);
  flex-shrink:0;
}
.brand-text{
  font-size:17px;font-weight:700;color:#fff;white-space:nowrap;letter-spacing:.01em;
}
.brand-text span{color:var(--primary);margin-left:2px;}

.main-nav{display:flex;align-items:center;gap:4px;height:100%;}
.nav-link{
  position:relative;
  display:inline-flex;
  align-items:center;
  height:100%;
  padding:0 14px;
  font-size:15px;
  color:var(--text-2);
  background:none;
  border:0;
  cursor:pointer;
  transition:color .2s ease,background .2s ease;
  white-space:nowrap;
}
.nav-link:hover{color:var(--primary);background:rgba(255,255,255,.06);}
.nav-link.active{color:#fff;}
.nav-link.active::after{
  content:"";
  position:absolute;
  left:12px;right:12px;bottom:0;
  height:2px;
  border-radius:2px;
  background:var(--primary);
  box-shadow:0 0 12px rgba(31,224,192,.9);
}
.nav-link:focus-visible{
  outline:none;
  box-shadow:0 0 0 2px rgba(31,224,192,.6) inset;
  border-radius:8px;
}

.nav-mega{position:relative;display:flex;align-items:center;height:100%;}
.mega-panel{
  position:absolute;
  top:calc(100% + 12px);
  right:0;
  width:840px;
  display:grid;
  grid-template-columns:1fr 1.15fr 1fr;
  gap:24px;
  padding:24px;
  border-radius:var(--r-lg);
  background:linear-gradient(150deg,rgba(24,34,62,.97),rgba(12,18,36,.97));
  border:1px solid rgba(255,255,255,.1);
  box-shadow:0 24px 60px rgba(0,0,0,.55);
  opacity:0;
  visibility:hidden;
  transform:translateY(6px);
  transition:opacity .15s ease,transform .15s ease,visibility .15s;
  z-index:120;
}
.mega-panel::before{
  content:"";
  position:absolute;
  top:0;left:24px;right:24px;height:2px;
  border-radius:2px;
  background:linear-gradient(90deg,transparent,var(--primary),transparent);
  box-shadow:0 0 14px rgba(31,224,192,.7);
}
.nav-mega:hover .mega-panel,
.nav-mega:focus-within .mega-panel{
  opacity:1;visibility:visible;transform:translateY(0);
}
.mega-col-title{
  font-size:13px;color:var(--primary);letter-spacing:.08em;margin-bottom:14px;font-weight:600;
}
.mega-list li a,
.mega-news li a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:9px 10px;border-radius:8px;font-size:14px;color:var(--text-2);
  transition:background .2s ease,color .2s ease;
}
.mega-list li a:hover,
.mega-news li a:hover{background:rgba(255,255,255,.06);color:var(--primary);}
.badge-count{
  font-size:12px;color:var(--primary);
  background:rgba(31,224,192,.12);
  border:1px solid rgba(31,224,192,.28);
  border-radius:999px;
  padding:1px 8px;
  white-space:nowrap;
}
.mega-news li{display:flex;flex-direction:column;gap:2px;padding:4px 0;}
.mega-news .time{font-size:12px;color:var(--text-3);padding-left:10px;}
.mega-cta{
  display:flex;flex-direction:column;justify-content:space-between;gap:16px;
  padding:18px;border-radius:14px;
  background:linear-gradient(150deg,rgba(31,224,192,.14),rgba(255,61,127,.08));
  border:1px solid rgba(31,224,192,.32);
}
.mega-cta h4{font-size:16px;margin-bottom:8px;}
.mega-cta p{font-size:13px;color:var(--text-2);line-height:1.7;}

.nav-toggle{
  display:none;
  width:44px;height:44px;
  border-radius:10px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.04);
  cursor:pointer;
  padding:0;
  position:relative;
}
.nav-toggle span{
  display:block;width:18px;height:2px;margin:3px auto;
  background:var(--text);border-radius:2px;transition:.2s ease;
}
.nav-toggle:focus-visible{outline:none;box-shadow:0 0 0 3px rgba(31,224,192,.35);}

.drawer-mask{
  position:fixed;inset:0;background:rgba(3,6,16,.68);
  opacity:0;visibility:hidden;transition:.25s ease;z-index:140;
}
.drawer-mask.open{opacity:1;visibility:visible;}
.mobile-drawer{
  position:fixed;top:0;right:0;bottom:0;
  width:min(360px,86vw);
  background:linear-gradient(180deg,var(--bg-2),var(--bg));
  border-left:1px solid var(--line);
  padding:24px 20px 32px;
  overflow-y:auto;
  transform:translateX(100%);
  transition:transform .28s ease;
  z-index:150;
}
.mobile-drawer.open{transform:translateX(0);}
.drawer-title{font-size:13px;color:var(--primary);letter-spacing:.08em;margin:20px 0 10px;}
.drawer-link{
  display:block;padding:14px 12px;border-radius:12px;
  font-size:17px;color:var(--text);font-weight:600;
  border:1px solid var(--line);
  background:rgba(255,255,255,.03);
  margin-bottom:10px;
}
.drawer-link.active{color:var(--primary);border-color:rgba(31,224,192,.45);}
.drawer-link:hover{background:rgba(31,224,192,.1);}
.drawer details{
  border:1px solid var(--line);border-radius:12px;margin-bottom:10px;
  background:rgba(255,255,255,.03);overflow:hidden;
}
.drawer details summary{
  list-style:none;cursor:pointer;padding:14px 12px;font-size:15px;color:var(--text);
  display:flex;align-items:center;justify-content:space-between;
}
.drawer details summary::-webkit-details-marker{display:none;}
.drawer details summary::after{content:"+";color:var(--primary);font-size:18px;}
.drawer details[open] summary::after{content:"−";}
.drawer details .inner{padding:0 12px 14px;display:flex;flex-direction:column;gap:8px;}
.drawer details .inner a{font-size:14px;color:var(--text-2);padding:6px 0;}
.drawer details .inner a:hover{color:var(--primary);}
.drawer-sub{
  margin-top:20px;padding:16px;border-radius:14px;
  background:linear-gradient(150deg,rgba(31,224,192,.14),rgba(255,61,127,.08));
  border:1px solid rgba(31,224,192,.3);
}
.drawer-sub p{font-size:13px;color:var(--text-2);margin-bottom:12px;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;
  border-radius:var(--r-btn);
  font-size:15px;font-weight:600;line-height:1;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease,filter .18s ease;
  white-space:nowrap;
}
.btn-sm{min-height:38px;padding:0 16px;font-size:14px;}
.btn-primary{
  background:linear-gradient(135deg,var(--primary),var(--primary-dark));
  color:#04121A;
  box-shadow:var(--sh-glow);
}
.btn-primary:hover{filter:brightness(1.08);transform:translateY(-1px);}
.btn-primary:active{transform:translateY(1px);box-shadow:0 0 0 1px rgba(31,224,192,.45);}
.btn-outline{
  background:transparent;
  border-color:rgba(31,224,192,.5);
  color:var(--primary);
}
.btn-outline:hover{background:rgba(31,224,192,.12);transform:translateY(-1px);}
.btn-ghost{
  background:transparent;color:var(--text-2);padding:0 4px;
}
.btn-ghost:hover{color:var(--primary);}
.btn-ghost .arrow{transition:transform .2s ease;}
.btn-ghost:hover .arrow{transform:translateX(4px);}
.btn:focus-visible{
  outline:none;
  box-shadow:0 0 0 3px rgba(31,224,192,.35),0 0 0 1px rgba(31,224,192,.7);
}
.btn:disabled{opacity:.45;cursor:not-allowed;transform:none;filter:none;}

/* ---------- 分类页首屏 ---------- */
.cat-hero{
  position:relative;
  padding:96px 0 72px;
  overflow:hidden;
  border-bottom:1px solid var(--line);
}
.cat-hero-bg{
  position:absolute;inset:0;
  background-image:linear-gradient(180deg,rgba(7,11,24,.78),rgba(7,11,24,.92)),
    url('/assets/images/backpic/back-2.webp');
  background-size:cover;
  background-position:center;
  opacity:.85;
  z-index:0;
}
.cat-hero-bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,transparent 40%,var(--bg) 100%);
}
.breadcrumb{
  display:flex;align-items:center;gap:8px;
  font-size:13px;color:var(--text-3);margin-bottom:24px;
}
.breadcrumb a{color:var(--text-3);transition:color .2s ease;}
.breadcrumb a:hover{color:var(--primary);}
.breadcrumb .sep{color:var(--text-3);opacity:.6;}

.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:5px 12px;border-radius:999px;
  font-size:13px;color:var(--primary);
  background:rgba(31,224,192,.1);
  border:1px solid rgba(31,224,192,.28);
  margin-bottom:20px;
}
.eyebrow .dot{
  width:6px;height:6px;border-radius:50%;background:var(--primary);
  box-shadow:0 0 10px var(--primary);
}
.cat-hero h1{
  font-size:44px;
  max-width:880px;
  margin-bottom:18px;
}
.hero-lead{
  font-size:17px;
  color:var(--text-2);
  max-width:720px;
  margin-bottom:28px;
  line-height:1.85;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:40px;}
.hero-stats{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:1px;
  background:var(--line);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  overflow:hidden;
  max-width:860px;
}
.hero-stats .stat{
  background:rgba(10,16,36,.7);
  padding:20px 18px;
  backdrop-filter:blur(10px);
}
.hero-stats .stat strong{
  display:block;
  font-size:26px;
  color:var(--primary);
  font-variant-numeric:tabular-nums;
  letter-spacing:-.01em;
}
.hero-stats .stat span{font-size:13px;color:var(--text-3);}

/* ---------- 通用板块 ---------- */
.section{padding:88px 0;position:relative;}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:24px;
  margin-bottom:40px;flex-wrap:wrap;
}
.section-title{font-size:28px;margin-bottom:10px;}
.section-sub{font-size:15px;color:var(--text-2);max-width:640px;}
.tag-inline{
  font-size:12px;color:var(--accent);
  border:1px solid rgba(255,61,127,.4);
  background:rgba(255,61,127,.1);
  padding:2px 10px;border-radius:999px;
  margin-left:10px;vertical-align:middle;
}
.hairline{height:1px;background:var(--line);border:0;margin:0;}

/* ---------- 步骤流程条 ---------- */
.flow{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
  position:relative;
}
.flow::before{
  content:"";
  position:absolute;
  top:26px;left:6%;right:6%;
  height:1px;
  background:linear-gradient(90deg,rgba(31,224,192,.55),rgba(31,224,192,.12));
  z-index:0;
}
.flow-step{
  position:relative;z-index:1;
  padding:24px 20px 22px;
  border-radius:var(--r-card);
  background:var(--glass);
  border:1px solid rgba(255,255,255,.1);
  box-shadow:var(--sh-1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.flow-step::before{
  content:"";
  position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.35),transparent);
}
.flow-step:hover{
  transform:translateY(-4px);
  box-shadow:var(--sh-2);
  border-color:rgba(31,224,192,.4);
}
.flow-num{
  display:flex;align-items:center;justify-content:center;
  width:52px;height:52px;border-radius:14px;
  background:rgba(31,224,192,.12);
  border:1px solid rgba(31,224,192,.35);
  color:var(--primary);
  font-size:18px;font-weight:700;
  font-variant-numeric:tabular-nums;
  margin-bottom:18px;
  box-shadow:0 0 26px rgba(31,224,192,.22);
}
.flow-title{font-size:17px;margin-bottom:8px;}
.flow-text{font-size:14px;color:var(--text-2);line-height:1.8;margin-bottom:14px;}
.flow-meta{
  display:flex;align-items:center;gap:8px;
  font-size:12px;color:var(--text-3);
}
.flow-meta b{color:var(--primary);font-weight:600;}

/* ---------- 卡片墙 ---------- */
.wall{
  display:grid;
  grid-template-columns:repeat(6,1fr);
  gap:24px;
}
.wall-card{
  grid-column:span 2;
  display:flex;flex-direction:column;
  border-radius:var(--r-card);
  background:var(--glass);
  border:1px solid rgba(255,255,255,.1);
  box-shadow:var(--sh-1);
  overflow:hidden;
  backdrop-filter:blur(14px);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
  position:relative;
}
.wall-card::before{
  content:"";
  position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.32),transparent);
  z-index:3;
}
.wall-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--sh-2);
  border-color:rgba(31,224,192,.42);
}
.wall-card.wide{grid-column:span 3;}
.card-media{
  position:relative;
  aspect-ratio:16/9;
  overflow:hidden;
  background:var(--panel);
}
.card-media img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .4s ease;
}
.wall-card:hover .card-media img{transform:scale(1.05);}
.card-badge{
  position:absolute;left:12px;top:12px;
  font-size:12px;color:#04121A;font-weight:700;
  background:linear-gradient(135deg,var(--primary),var(--primary-dark));
  border-radius:var(--r-badge);
  padding:3px 9px;
}
.card-duration{
  position:absolute;right:12px;bottom:12px;
  font-size:12px;color:var(--text);
  background:rgba(4,8,20,.78);
  border:1px solid var(--line);
  border-radius:var(--r-badge);
  padding:2px 8px;
  font-variant-numeric:tabular-nums;
}
.card-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.card-title{font-size:17px;line-height:1.45;}
.card-text{font-size:14px;color:var(--text-2);line-height:1.75;}
.card-meta{
  margin-top:auto;
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding-top:12px;
  border-top:1px solid var(--line);
  font-size:12px;color:var(--text-3);
}
.card-meta .go{color:var(--primary);font-weight:600;}

/* ---------- 参数卡 ---------- */
.spec-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.spec-card{
  padding:26px 24px;
  border-radius:var(--r-card);
  background:linear-gradient(150deg,rgba(24,34,62,.72),rgba(12,18,36,.62));
  border:1px solid rgba(255,255,255,.1);
  box-shadow:var(--sh-1);
  position:relative;
  overflow:hidden;
  transition:transform .22s ease,box-shadow .22s ease;
}
.spec-card::before{
  content:"";
  position:absolute;top:0;left:0;width:1px;height:48px;
  background:linear-gradient(180deg,var(--primary),transparent);
}
.spec-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.spec-label{font-size:13px;color:var(--text-3);margin-bottom:10px;letter-spacing:.04em;}
.spec-value{
  font-size:32px;color:var(--primary);font-weight:700;
  font-variant-numeric:tabular-nums;line-height:1.2;margin-bottom:12px;
}
.spec-value small{font-size:14px;color:var(--text-2);font-weight:500;margin-left:6px;}
.spec-text{font-size:14px;color:var(--text-2);line-height:1.8;}
.spec-bar{
  margin-top:16px;height:6px;border-radius:999px;
  background:rgba(255,255,255,.08);overflow:hidden;
}
.spec-bar i{
  display:block;height:100%;border-radius:999px;
  background:linear-gradient(90deg,var(--primary),var(--primary-light));
}
.spec-bar.accent i{background:linear-gradient(90deg,var(--accent),#ff8bb0);}

/* ---------- 双列 FAQ ---------- */
.faq-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:16px 24px;
  align-items:start;
}
.faq-col{display:flex;flex-direction:column;gap:16px;}
.faq-item{
  border-radius:var(--r-card);
  background:var(--glass);
  border:1px solid rgba(255,255,255,.1);
  box-shadow:var(--sh-1);
  overflow:hidden;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:hover{border-color:rgba(31,224,192,.34);}
.faq-item[open]{
  border-color:rgba(31,224,192,.45);
  box-shadow:0 0 0 1px rgba(31,224,192,.2),var(--sh-1);
}
.faq-item summary{
  list-style:none;
  cursor:pointer;
  padding:18px 52px 18px 20px;
  font-size:16px;font-weight:600;color:var(--text);
  position:relative;
  transition:color .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--primary);}
.faq-item summary::after{
  content:"";
  position:absolute;right:22px;top:50%;
  width:8px;height:8px;
  border-right:2px solid var(--primary);
  border-bottom:2px solid var(--primary);
  transform:translateY(-70%) rotate(45deg);
  transition:transform .25s ease;
}
.faq-item[open] summary::after{transform:translateY(-30%) rotate(225deg);}
.faq-item[open] summary{color:var(--primary);}
.faq-answer{
  padding:0 20px 20px;
  font-size:14px;color:var(--text-2);line-height:1.85;
  border-left:3px solid var(--primary);
  margin-left:20px;
  padding-left:16px;
  margin-bottom:20px;
}
.faq-item summary:focus-visible{
  outline:none;
  box-shadow:0 0 0 3px rgba(31,224,192,.35) inset;
  border-radius:10px;
}

/* ---------- CTA 带 ---------- */
.cta-band{
  padding:48px 40px;
  border-radius:var(--r-lg);
  background:linear-gradient(135deg,rgba(31,224,192,.16),rgba(255,61,127,.1));
  border:1px solid rgba(31,224,192,.34);
  box-shadow:0 0 0 1px rgba(31,224,192,.16),var(--sh-2);
  display:flex;align-items:center;justify-content:space-between;gap:32px;
  flex-wrap:wrap;
  position:relative;
  overflow:hidden;
}
.cta-band::before{
  content:"";
  position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,var(--primary),transparent);
}
.cta-band h2{font-size:26px;margin-bottom:10px;}
.cta-band p{font-size:15px;color:var(--text-2);max-width:560px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:88px;
  border-top:1px solid var(--line);
  background:linear-gradient(180deg,rgba(10,16,36,.6),rgba(7,11,24,1));
  padding:64px 0 28px;
  position:relative;
  z-index:2;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.3fr;
  gap:40px;
  margin-bottom:48px;
}
.footer-col summary{
  list-style:none;
  cursor:default;
  font-size:15px;
  color:var(--primary);
  font-weight:600;
  margin-bottom:16px;
}
.footer-col summary::-webkit-details-marker{display:none;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-brand .brand-mark{
  width:34px;height:34px;border-radius:10px;
  font-size:17px;
}
.footer-brand .brand-text{font-size:16px;}
.footer-brand .brand-text span{color:var(--primary);}
.footer-desc{font-size:14px;color:var(--text-2);line-height:1.85;}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{
  font-size:14px;color:var(--text-2);
  transition:color .2s ease,transform .2s ease;
  width:fit-content;
}
.footer-links a:hover{color:var(--primary);transform:translateX(3px);}
.footer-sub p{font-size:14px;color:var(--text-2);margin-bottom:14px;}
.mini-form{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:14px;}
.mini-form input{
  flex:1 1 160px;
  min-height:42px;
  padding:0 14px;
  border-radius:var(--r-btn);
  border:1px solid var(--line);
  background:rgba(255,255,255,.04);
  color:var(--text);
  font-size:14px;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.mini-form input::placeholder{color:var(--text-3);}
.mini-form input:focus{
  outline:none;
  border-color:rgba(31,224,192,.6);
  background:rgba(31,224,192,.06);
  box-shadow:0 0 0 3px rgba(31,224,192,.18);
}
.mini-form input.is-error{
  border-color:var(--error);
  box-shadow:0 0 0 3px rgba(255,92,122,.18);
}
.mini-form .btn.is-done{
  background:linear-gradient(135deg,var(--success),#22a97c);
  box-shadow:0 0 0 1px rgba(53,214,160,.4);
}
.footer-contact{font-size:13px;color:var(--text-3);line-height:1.9;}
.footer-bottom{
  border-top:1px solid var(--line);
  padding-top:22px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  flex-wrap:wrap;
  font-size:13px;color:var(--text-3);
}

/* ---------- 响应式 ---------- */
@media (max-width:1280px){
  .mega-panel{width:720px;}
}
@media (max-width:1024px){
  .container{padding:0 24px;}
  .main-nav{display:none;}
  .nav-toggle{display:block;}
  .cat-hero{padding:72px 0 56px;}
  .cat-hero h1{font-size:34px;}
  .section{padding:64px 0;}
  .section-title{font-size:24px;}
  .flow{grid-template-columns:1fr 1fr;}
  .flow::before{display:none;}
  .wall{grid-template-columns:repeat(4,1fr);}
  .wall-card{grid-column:span 2;}
  .wall-card.wide{grid-column:span 4;}
  .spec-grid{grid-template-columns:1fr 1fr;}
  .faq-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .hero-stats{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:768px){
  .container{padding:0 16px;}
  .cat-hero{padding:56px 0 48px;}
  .cat-hero h1{font-size:27px;}
  .hero-lead{font-size:16px;}
  .hero-actions .btn{flex:1 1 100%;}
  .section{padding:52px 0;}
  .section-title{font-size:21px;}
  .flow{grid-template-columns:1fr;gap:16px;}
  .wall{grid-template-columns:1fr;gap:16px;}
  .wall-card,.wall-card.wide{grid-column:span 1;}
  .spec-grid{grid-template-columns:1fr;gap:16px;}
  .cta-band{padding:32px 22px;}
  .cta-band h2{font-size:21px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1 1 100%;}
  .footer-grid{grid-template-columns:1fr;gap:0;}
  .footer-col{border-bottom:1px solid var(--line);padding:16px 0;}
  .footer-col summary{cursor:pointer;margin-bottom:0;display:flex;align-items:center;justify-content:space-between;}
  .footer-col summary::after{content:"+";color:var(--primary);font-size:18px;}
  .footer-col[open] summary::after{content:"−";}
  .footer-col[open] summary{margin-bottom:14px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:520px){
  .hero-stats{grid-template-columns:1fr;}
  .brand-text{font-size:15px;}
  .card-body{padding:16px;}
  .mini-form .btn{width:100%;}
}