/* roulang page: index */
:root{
  --bg-0:#060B14;
  --bg-1:#0A1424;
  --primary:#3D7BFF;
  --primary-2:#6E5BFF;
  --accent:#B14BFF;
  --accent-2:#2FE3C4;
  --danger:#FF5C7A;
  --text:#E9F0FB;
  --text-2:#A7B7CE;
  --text-3:#6F819B;
  --line:rgba(120,170,255,.18);
  --line-strong:rgba(120,170,255,.36);
  --glass:rgba(255,255,255,.05);
  --glass-2:rgba(255,255,255,.08);
  --radius:18px;
  --radius-sm:12px;
  --shadow:0 12px 32px rgba(3,8,20,.55);
  --font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  --bs-body-bg:#060B14;
  --bs-body-color:#E9F0FB;
  --bs-primary:#3D7BFF;
  --bs-border-radius:18px;
  --bs-body-font-family:var(--font);
  --bs-link-color:#8FB2FF;
  --bs-link-hover-color:#B14BFF;
  --bs-emphasis-color:#E9F0FB;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background:var(--bg-0);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--primary);}
img{max-width:100%;display:block;}
ul,ol{list-style:none;margin:0;padding:0;}
h1,h2,h3,h4,p{margin:0;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--accent-2);outline-offset:3px;border-radius:6px;}
.container{width:100%;max-width:1200px!important;padding-left:24px;padding-right:24px;margin:0 auto;}
@media (min-width:1440px){.container{max-width:1280px!important;}}
.num{font-variant-numeric:tabular-nums;}

/* ===== 18+ 提示条 ===== */
.age-bar{
  background:rgba(255,92,122,.07);
  border-bottom:1px solid rgba(255,92,122,.2);
  min-height:32px;
  display:flex;align-items:center;
}
.age-inner{display:flex;align-items:center;gap:10px;padding-top:5px;padding-bottom:5px;}
.age-badge{
  flex:0 0 auto;
  display:inline-flex;align-items:center;justify-content:center;
  height:19px;padding:0 8px;border-radius:999px;
  background:rgba(255,92,122,.18);
  border:1px solid rgba(255,92,122,.45);
  color:var(--danger);
  font-size:11px;font-weight:700;letter-spacing:.06em;line-height:1;
}
.age-text{font-size:12px;line-height:1.5;color:var(--text-3);}

/* ===== 头部 ===== */
.site-header{position:sticky;top:0;z-index:1030;background:rgba(6,11,20,.72);backdrop-filter:blur(14px);saturate(140%);transition:background .2s ease,border-color .2s ease;}
.site-header.is-scrolled{background:rgba(6,11,20,.94);border-bottom:1px solid var(--line);}
.brand-row{height:64px;display:flex;align-items:center;}
.brand-inner{display:flex;align-items:center;gap:16px;width:100%;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{width:34px;height:34px;border-radius:11px;background:linear-gradient(135deg,var(--primary),var(--accent));display:flex;align-items:center;justify-content:center;box-shadow:0 6px 18px rgba(61,123,255,.35);}
.brand-mark svg{width:20px;height:20px;}
.brand-name{font-size:19px;font-weight:600;letter-spacing:.02em;color:var(--text);white-space:nowrap;}
.brand-name em{font-style:normal;color:var(--accent-2);}
.header-tools{margin-left:auto;display:flex;align-items:center;gap:10px;}
.icon-btn{
  width:38px;height:38px;display:inline-flex;align-items:center;justify-content:center;
  border-radius:11px;border:1px solid var(--line);background:var(--glass);color:var(--text-2);
  transition:border-color .2s,background .2s,color .2s;
}
.icon-btn:hover{border-color:var(--primary);background:rgba(61,123,255,.12);color:var(--text);}
.icon-btn svg{width:17px;height:17px;}
.city-select{
  display:inline-flex;align-items:center;gap:7px;height:38px;padding:0 14px;
  border-radius:11px;border:1px solid var(--line);background:var(--glass);
  color:var(--text-2);font-size:14px;cursor:pointer;transition:.2s;
}
.city-select:hover{border-color:var(--primary);color:var(--text);}
.city-select svg{width:12px;height:12px;opacity:.75;}
.dropdown-menu{
  background:rgba(10,20,36,.97);border:1px solid var(--line);border-radius:14px;
  box-shadow:var(--shadow);padding:8px;backdrop-filter:blur(18px);
}
.dropdown-item{color:var(--text-2);border-radius:9px;font-size:14px;padding:8px 12px;}
.dropdown-item:hover,.dropdown-item:focus{background:rgba(61,123,255,.14);color:var(--text);}
.btn-glow{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 24px;border-radius:999px;border:0;
  background:linear-gradient(135deg,var(--primary),var(--primary-2));
  color:#fff;font-size:15px;font-weight:600;letter-spacing:.02em;
  box-shadow:0 8px 22px rgba(61,123,255,.3);
  transition:transform .2s ease,box-shadow .2s ease,filter .2s ease;
}
.btn-glow:hover{color:#fff;transform:translateY(-1px);box-shadow:0 10px 28px rgba(61,123,255,.45);}
.btn-glow:active{transform:translateY(0);box-shadow:0 4px 14px rgba(61,123,255,.3);}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 24px;border-radius:999px;
  border:1px solid var(--line);background:var(--glass);color:var(--text-2);
  font-size:15px;font-weight:500;transition:.2s;
}
.btn-ghost:hover{border-color:var(--primary);background:rgba(61,123,255,.1);color:var(--text);}
.btn-outline-sm{
  display:inline-flex;align-items:center;justify-content:center;
  padding:8px 18px;border-radius:999px;border:1px solid var(--line);
  background:transparent;color:var(--text-2);font-size:13.5px;transition:.2s;
}
.btn-outline-sm:hover{border-color:var(--primary);color:var(--text);background:rgba(61,123,255,.1);}
.burger{display:none;}

/* 频道行 */
.channel-row{border-top:1px solid rgba(120,170,255,.1);}
.channel-inner{display:flex;align-items:center;gap:4px;height:48px;overflow-x:auto;scrollbar-width:none;}
.channel-inner::-webkit-scrollbar{display:none;}
.channel-link{
  position:relative;flex:0 0 auto;
  display:inline-flex;align-items:center;height:32px;padding:0 15px;
  border-radius:999px;font-size:14.5px;color:var(--text-2);
  transition:background .2s,color .2s;
  white-space:nowrap;
}
.channel-link:hover{background:rgba(61,123,255,.1);color:var(--text);}
.channel-link.is-active{background:var(--glass-2);color:var(--text);}
.channel-link.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:-9px;height:2px;
  border-radius:2px;background:var(--primary);box-shadow:0 0 10px rgba(61,123,255,.9);
}

/* 移动抽屉 */
.offcanvas{background:var(--bg-1);color:var(--text);border-right:1px solid var(--line);}
.offcanvas-header{border-bottom:1px solid var(--line);}
.offcanvas-title{font-size:16px;font-weight:600;}
.oc-group-title{font-size:12px;letter-spacing:.14em;color:var(--text-3);margin:20px 0 10px;}
.oc-link{display:block;padding:11px 12px;border-radius:11px;color:var(--text-2);font-size:15px;}
.oc-link:hover{background:rgba(61,123,255,.12);color:var(--text);}
.btn-close{filter:invert(1) grayscale(1) brightness(1.6);}

/* ===== 通用板块 ===== */
.section{padding:96px 0;position:relative;}
.section--alt{background:var(--bg-1);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{max-width:760px;margin-bottom:44px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;letter-spacing:.14em;color:var(--accent-2);
  text-transform:uppercase;margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--accent-2);opacity:.8;}
.h2-title{font-size:31px;line-height:1.28;font-weight:700;letter-spacing:.01em;}
.h2-title .gr{background:linear-gradient(100deg,var(--primary),var(--accent));-webkit-background-clip:text;background-clip:text;color:transparent;}
.section-desc{margin-top:16px;color:var(--text-2);font-size:15.5px;line-height:1.85;max-width:720px;}
.h2-title.center,.section-desc.center{text-align:center;margin-left:auto;margin-right:auto;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}

/* 玻璃卡 */
.glass{
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow),inset 0 1px 0 rgba(255,255,255,.12);
  backdrop-filter:blur(18px) saturate(140%);
}
.card-hover{transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;}
.card-hover:hover{transform:translateY(-2px);border-color:var(--line-strong);box-shadow:0 18px 40px rgba(3,8,20,.6),inset 0 1px 0 rgba(255,255,255,.16);}

/* ===== Hero ===== */
.hero{
  position:relative;overflow:hidden;
  padding:76px 0 84px;
  background:
    radial-gradient(720px 420px at 12% -10%,rgba(61,123,255,.28),transparent 62%),
    radial-gradient(620px 400px at 92% 8%,rgba(177,75,255,.22),transparent 64%),
    var(--bg-0);
  border-bottom:1px solid var(--line);
}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(120,170,255,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(120,170,255,.06) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(circle at 50% 30%,#000 25%,transparent 78%);
  -webkit-mask-image:radial-gradient(circle at 50% 30%,#000 25%,transparent 78%);
  pointer-events:none;
}
.hero-bgimg{
  position:absolute;inset:0;
  background-image:url('/assets/images/b1ba2647c81d8363.webp');
  background-size:cover;background-position:center;
  opacity:.16;
  mix-blend-mode:luminosity;
  pointer-events:none;
}
.hero-inner{position:relative;z-index:2;}
.hero-tag{
  display:inline-flex;align-items:center;gap:9px;
  padding:7px 15px;border-radius:999px;
  background:var(--glass);border:1px solid var(--line);
  font-size:13px;color:var(--text-2);
}
.pulse{width:7px;height:7px;border-radius:50%;background:var(--accent-2);box-shadow:0 0 0 4px rgba(47,227,196,.16);animation:pulse 2.4s ease-in-out infinite;}
@keyframes pulse{0%,100%{opacity:1;}50%{opacity:.35;}}
.hero h1{
  font-size:clamp(30px,4.2vw,50px);
  line-height:1.16;font-weight:700;letter-spacing:.01em;
  margin:22px 0 0;max-width:900px;
}
.hero h1 .line2{
  display:block;
  background:linear-gradient(100deg,var(--primary) 0%,#8A6BFF 48%,var(--accent) 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-lead{
  margin-top:22px;max-width:760px;
  font-size:16px;line-height:1.9;color:var(--text-2);
}
.hero-lead strong{color:var(--text);font-weight:600;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-metrics{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px;}
.metric-chip{
  display:flex;align-items:center;gap:10px;
  padding:11px 18px;border-radius:14px;
  background:var(--glass);border:1px solid var(--line);
  backdrop-filter:blur(18px) saturate(140%);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.12);
}
.metric-chip .k{font-size:11.5px;color:var(--text-3);letter-spacing:.06em;display:block;line-height:1.4;}
.metric-chip .v{font-size:17px;font-weight:700;color:var(--text);line-height:1.3;}
.metric-chip .v i{font-style:normal;color:var(--accent-2);font-size:13px;margin-left:4px;}

/* 地图/区域标签 */
.zone-panel{
  margin-top:44px;padding:26px;
  border-radius:var(--radius);
  background:var(--glass);border:1px solid var(--line);
  backdrop-filter:blur(18px) saturate(140%);
  box-shadow:var(--shadow),inset 0 1px 0 rgba(255,255,255,.12);
}
.zone-head{display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-bottom:18px;}
.zone-head h2{font-size:15px;font-weight:600;color:var(--text);letter-spacing:.02em;}
.zone-head .hint{font-size:13px;color:var(--text-3);}
.zone-tags{display:flex;flex-wrap:wrap;gap:9px;}
.zone-tag{
  display:inline-flex;align-items:center;height:30px;padding:0 14px;
  border-radius:999px;font-size:13.5px;
  background:rgba(255,255,255,.04);border:1px solid rgba(120,170,255,.16);
  color:var(--text-2);transition:.2s;
}
.zone-tag:hover{border-color:var(--primary);color:var(--text);background:rgba(61,123,255,.14);}
.zone-tag.hot{border-color:rgba(47,227,196,.4);color:var(--accent-2);background:rgba(47,227,196,.08);}
.nearby-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:34px;}
.nearby-card{
  position:relative;padding:22px 22px 20px;border-radius:var(--radius);
  background:linear-gradient(160deg,rgba(255,255,255,.07),rgba(255,255,255,.03));
  border:1px solid var(--line);
  backdrop-filter:blur(18px) saturate(140%);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.12);
  transition:transform .25s ease,border-color .25s ease;
  display:block;
}
.nearby-card:hover{transform:translateY(-2px);border-color:var(--line-strong);color:inherit;}
.nearby-card .n-tag{
  display:inline-block;font-size:11.5px;letter-spacing:.08em;
  color:var(--accent-2);border:1px solid rgba(47,227,196,.35);
  background:rgba(47,227,196,.08);border-radius:999px;padding:2px 10px;margin-bottom:12px;
}
.nearby-card h3{font-size:17px;font-weight:600;color:var(--text);margin-bottom:8px;}
.nearby-card p{font-size:13.5px;color:var(--text-3);line-height:1.7;}
.nearby-card .n-go{margin-top:14px;display:inline-flex;align-items:center;gap:6px;font-size:13.5px;color:var(--primary);}
.nearby-card:hover .n-go{text-decoration:underline;}

/* ===== 指标看板 ===== */
.stat-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:20px;}
.stat-card{
  padding:24px 22px;border-radius:var(--radius);
  background:var(--glass);border:1px solid var(--line);
  backdrop-filter:blur(18px) saturate(140%);
  box-shadow:var(--shadow),inset 0 1px 0 rgba(255,255,255,.12);
  transition:transform .25s ease,border-color .25s ease;
}
.stat-card:hover{transform:translateY(-2px);border-color:var(--line-strong);}
.stat-card .label{font-size:13px;color:var(--text-3);letter-spacing:.04em;}
.stat-card .value{font-size:30px;font-weight:700;line-height:1.2;margin:10px 0 6px;letter-spacing:-.01em;}
.stat-card .value small{font-size:14px;font-weight:500;color:var(--text-2);margin-left:3px;}
.stat-card .foot{font-size:12px;color:var(--text-3);display:flex;align-items:center;gap:8px;}
.trend{
  display:inline-flex;align-items:center;gap:4px;
  font-size:11.5px;font-weight:600;padding:2px 9px;border-radius:999px;
  background:rgba(47,227,196,.12);color:var(--accent-2);border:1px solid rgba(47,227,196,.28);
}

/* ===== 服务矩阵 ===== */
.svc-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
.svc-card{
  position:relative;padding:26px 24px;border-radius:var(--radius);
  background:var(--glass);border:1px solid var(--line);
  backdrop-filter:blur(18px) saturate(140%);
  box-shadow:var(--shadow),inset 0 1px 0 rgba(255,255,255,.12);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
  display:flex;flex-direction:column;
}
.svc-card:hover{transform:translateY(-2px);border-color:var(--line-strong);}
.svc-card--lg{grid-column:span 2;grid-row:span 2;padding:32px 30px;}
.svc-ico{
  width:42px;height:42px;border-radius:13px;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,rgba(61,123,255,.28),rgba(177,75,255,.22));
  border:1px solid rgba(120,170,255,.28);margin-bottom:16px;flex:0 0 auto;
}
.svc-ico svg{width:20px;height:20px;stroke:var(--text);}
.svc-card h3{font-size:18px;font-weight:600;margin-bottom:10px;color:var(--text);}
.svc-card--lg h3{font-size:22px;}
.svc-card p{font-size:14px;line-height:1.8;color:var(--text-2);}
.svc-card--lg p{font-size:15px;}
.svc-link{margin-top:auto;padding-top:16px;display:inline-flex;align-items:center;gap:6px;font-size:13.5px;color:var(--primary);font-weight:500;}
.svc-card:hover .svc-link{text-decoration:underline;}
.svc-thumb{
  margin-top:18px;border-radius:var(--radius-sm);overflow:hidden;aspect-ratio:16/9;
  border:1px solid var(--line);position:relative;
}
.svc-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.svc-card:hover .svc-thumb img{transform:scale(1.03);}

/* ===== 频道 / 专题墙 ===== */
.topic-layout{display:grid;grid-template-columns:1.25fr 1fr;gap:24px;}
.city-wall{padding:28px;border-radius:var(--radius);background:var(--glass);border:1px solid var(--line);backdrop-filter:blur(18px) saturate(140%);box-shadow:var(--shadow),inset 0 1px 0 rgba(255,255,255,.12);}
.city-wall h3{font-size:16px;font-weight:600;margin-bottom:6px;}
.city-wall .sub{font-size:13px;color:var(--text-3);margin-bottom:18px;}
.city-tags{display:flex;flex-wrap:wrap;gap:9px;}
.city-tag{
  display:inline-flex;align-items:center;height:31px;padding:0 14px;border-radius:999px;
  font-size:13.5px;color:var(--text-2);
  background:rgba(255,255,255,.04);border:1px solid rgba(120,170,255,.15);
  transition:.2s;
}
.city-tag:hover{border-color:var(--primary);color:var(--text);background:rgba(61,123,255,.13);}
.topic-list{display:flex;flex-direction:column;gap:16px;}
.topic-item{
  display:flex;align-items:center;gap:16px;
  padding:20px 22px;border-radius:var(--radius);
  background:var(--glass);border:1px solid var(--line);
  backdrop-filter:blur(18px) saturate(140%);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.12);
  transition:transform .25s ease,border-color .25s ease;
}
.topic-item:hover{transform:translateY(-2px);border-color:var(--line-strong);color:inherit;}
.topic-item .t-main{flex:1 1 auto;min-width:0;}
.topic-item h4{font-size:16px;font-weight:600;color:var(--text);margin-bottom:5px;}
.topic-item p{font-size:13px;color:var(--text-3);line-height:1.65;}
.topic-count{
  flex:0 0 auto;font-size:12px;font-weight:600;
  padding:4px 11px;border-radius:999px;
  background:rgba(61,123,255,.14);border:1px solid rgba(61,123,255,.3);color:#9DBBFF;
  font-variant-numeric:tabular-nums;
}

/* ===== 对比 ===== */
.compare-wrap{
  display:grid;grid-template-columns:1fr 1px 1fr;gap:0;
  border-radius:var(--radius);overflow:hidden;
  background:var(--glass);border:1px solid var(--line);
  backdrop-filter:blur(18px) saturate(140%);
  box-shadow:var(--shadow),inset 0 1px 0 rgba(255,255,255,.12);
}
.compare-col{padding:34px 32px;}
.compare-col.best{background:linear-gradient(170deg,rgba(61,123,255,.14),rgba(177,75,255,.06));}
.compare-divider{background:linear-gradient(180deg,transparent,rgba(61,123,255,.7),transparent);box-shadow:0 0 18px rgba(61,123,255,.55);}
.compare-col h3{font-size:17px;font-weight:600;margin-bottom:6px;display:flex;align-items:center;gap:10px;}
.compare-col .c-sub{font-size:13px;color:var(--text-3);margin-bottom:22px;}
.compare-row{display:flex;gap:12px;padding:13px 0;border-top:1px solid rgba(120,170,255,.1);font-size:14px;line-height:1.7;color:var(--text-2);}
.compare-row:first-of-type{border-top:0;}
.mark{flex:0 0 auto;width:20px;height:20px;border-radius:50%;display:flex;align-items:center;justify-content:center;margin-top:3px;font-size:11px;font-weight:700;}
.mark.ok{background:rgba(47,227,196,.15);color:var(--accent-2);border:1px solid rgba(47,227,196,.35);}
.mark.no{background:rgba(111,129,155,.14);color:var(--text-3);border:1px solid rgba(111,129,155,.3);}

/* ===== 里程碑 ===== */
.timeline{display:grid;grid-template-columns:repeat(5,1fr);gap:20px;position:relative;padding-top:12px;}
.timeline::before{
  content:"";position:absolute;left:0;right:0;top:22px;height:1px;
  background:linear-gradient(90deg,rgba(61,123,255,.85),rgba(61,123,255,.2),transparent);
}
.tl-item{position:relative;padding-top:34px;}
.tl-dot{
  position:absolute;left:0;top:14px;width:15px;height:15px;border-radius:50%;
  background:var(--bg-1);border:2px solid var(--primary);
  box-shadow:0 0 0 5px rgba(61,123,255,.12),0 0 16px rgba(61,123,255,.6);
}
.tl-year{font-size:14px;font-weight:700;color:var(--accent-2);letter-spacing:.06em;margin-bottom:8px;font-variant-numeric:tabular-nums;}
.tl-item h4{font-size:15.5px;font-weight:600;margin-bottom:7px;}
.tl-item p{font-size:13px;color:var(--text-3);line-height:1.7;}

/* ===== 口碑 ===== */
.voice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.voice-card{
  padding:24px;border-radius:var(--radius);
  background:var(--glass);border:1px solid var(--line);
  backdrop-filter:blur(18px) saturate(140%);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.12);
  transition:transform .25s ease,border-color .25s ease;
}
.voice-card:hover{transform:translateY(-2px);border-color:var(--line-strong);}
.voice-top{display:flex;align-items:center;gap:12px;margin-bottom:14px;}
.avatar{
  width:40px;height:40px;border-radius:50%;flex:0 0 auto;
  background:linear-gradient(135deg,rgba(61,123,255,.5),rgba(177,75,255,.45));
  border:1px solid rgba(120,170,255,.35);
  display:flex;align-items:center;justify-content:center;
  font-size:15px;font-weight:600;color:#fff;
}
.voice-name{font-size:14.5px;font-weight:600;color:var(--text);}
.voice-meta{font-size:12px;color:var(--text-3);display:flex;align-items:center;gap:8px;margin-top:2px;}
.stars{color:#FFC24B;font-size:12px;letter-spacing:1px;}
.voice-card p{font-size:14px;line-height:1.8;color:var(--text-2);}
.city-pill{
  font-size:11.5px;padding:1px 9px;border-radius:999px;
  background:rgba(177,75,255,.13);border:1px solid rgba(177,75,255,.3);color:#D5A7FF;
}

/* ===== 资讯列表 ===== */
.info-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.info-card{
  display:flex;flex-direction:column;height:100%;
  border-radius:var(--radius);overflow:hidden;
  background:var(--glass);border:1px solid var(--line);
  backdrop-filter:blur(18px) saturate(140%);
  box-shadow:var(--shadow),inset 0 1px 0 rgba(255,255,255,.12);
  transition:transform .25s ease,border-color .25s ease;
}
.info-card:hover{transform:translateY(-2px);border-color:var(--line-strong);color:inherit;}
.info-thumb{aspect-ratio:16/10;overflow:hidden;position:relative;background:linear-gradient(140deg,#12213A,#0A1424);}
.info-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;opacity:.92;}
.info-card:hover .info-thumb img{transform:scale(1.04);}
.info-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1 1 auto;}
.info-badge{
  align-self:flex-start;font-size:11.5px;letter-spacing:.05em;
  padding:3px 11px;border-radius:999px;margin-bottom:12px;
  background:rgba(61,123,255,.14);border:1px solid rgba(61,123,255,.3);color:#9DBBFF;
}
.info-card h3{font-size:16.5px;font-weight:600;line-height:1.55;color:var(--text);margin-bottom:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.info-card p{font-size:13.5px;line-height:1.75;color:var(--text-3);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.info-foot{margin-top:auto;padding-top:16px;display:flex;align-items:center;justify-content:space-between;font-size:12.5px;color:var(--text-3);gap:10px;}
.info-foot .go{color:var(--primary);}
.info-top-bar{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:24px;flex-wrap:wrap;}
.info-top-bar .more{font-size:14px;color:var(--primary);display:inline-flex;align-items:center;gap:6px;}
.info-top-bar .more:hover{text-decoration:underline;}
.empty-state{
  grid-column:1/-1;
  padding:56px 24px;text-align:center;border-radius:var(--radius);
  background:var(--glass);border:1px dashed rgba(120,170,255,.28);
}
.empty-state .e-ico{width:52px;height:52px;margin:0 auto 16px;border-radius:16px;display:flex;align-items:center;justify-content:center;background:rgba(61,123,255,.12);border:1px solid rgba(61,123,255,.3);}
.empty-state p{font-size:14px;color:var(--text-3);margin-bottom:18px;}

/* ===== 保障 ===== */
.guard-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:0;border-radius:var(--radius);overflow:hidden;background:var(--glass);border:1px solid var(--line);backdrop-filter:blur(18px) saturate(140%);box-shadow:var(--shadow),inset 0 1px 0 rgba(255,255,255,.12);}
.guard-item{
  display:flex;gap:16px;padding:28px 28px;
  border-right:1px solid rgba(120,170,255,.12);
  border-bottom:1px solid rgba(120,170,255,.12);
  transition:background .25s ease,transform .25s ease;
}
.guard-item:nth-child(2n){border-right:0;}
.guard-item:nth-last-child(-n+2){border-bottom:0;}
.guard-item:hover{background:rgba(61,123,255,.07);}
.guard-ico{
  flex:0 0 auto;width:44px;height:44px;border-radius:13px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(47,227,196,.1);border:1px solid rgba(47,227,196,.28);
}
.guard-ico svg{width:20px;height:20px;stroke:var(--accent-2);}
.guard-item h3{font-size:16px;font-weight:600;margin-bottom:7px;}
.guard-item p{font-size:13.5px;line-height:1.75;color:var(--text-3);}

/* ===== 快速解答 ===== */
.quick-list{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;}
.quick-item{
  display:flex;align-items:center;gap:16px;
  padding:20px 24px;border-radius:var(--radius);
  background:var(--glass);border:1px solid var(--line);
  backdrop-filter:blur(18px) saturate(140%);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.12);
  transition:transform .25s ease,border-color .25s ease;
}
.quick-item:hover{transform:translateY(-2px);border-color:var(--line-strong);}
.quick-item .q-main{flex:1 1 auto;min-width:0;}
.quick-item h4{font-size:15px;font-weight:600;margin-bottom:5px;}
.quick-item p{font-size:13px;color:var(--text-3);line-height:1.65;}
.quick-item .chev{flex:0 0 auto;width:26px;height:26px;border-radius:50%;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;color:var(--text-3);font-size:13px;}

/* ===== 安全须知 ===== */
.safety-layout{display:grid;grid-template-columns:1.4fr 1fr;gap:24px;align-items:start;}
.safety-list{padding:32px;border-radius:var(--radius);background:var(--glass);border:1px solid var(--line);backdrop-filter:blur(18px) saturate(140%);box-shadow:inset 0 1px 0 rgba(255,255,255,.12);}
.safety-list li{display:flex;gap:14px;padding:14px 0;border-top:1px solid rgba(120,170,255,.1);font-size:14px;line-height:1.8;color:var(--text-2);}
.safety-list li:first-child{border-top:0;padding-top:0;}
.safety-list li b{color:var(--text);font-weight:600;}
.safety-list .n{flex:0 0 auto;width:24px;height:24px;border-radius:8px;background:rgba(61,123,255,.14);border:1px solid rgba(61,123,255,.3);color:#9DBBFF;font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center;margin-top:2px;}
.safety-note{
  padding:28px;border-radius:var(--radius);
  background:linear-gradient(170deg,rgba(255,92,122,.1),rgba(255,92,122,.03));
  border:1px solid rgba(255,92,122,.24);
  border-top:2px solid var(--danger);
  backdrop-filter:blur(18px) saturate(140%);
}
.safety-note h3{font-size:16.5px;font-weight:600;margin-bottom:12px;display:flex;align-items:center;gap:9px;}
.safety-note p{font-size:13.5px;line-height:1.85;color:var(--text-2);margin-bottom:12px;}
.safety-note p:last-child{margin-bottom:0;}

/* ===== FAQ ===== */
.faq-wrap{max-width:900px;margin:0 auto;}
.accordion-item{
  background:var(--glass)!important;border:1px solid var(--line)!important;
  border-radius:var(--radius)!important;margin-bottom:14px;overflow:hidden;
  backdrop-filter:blur(18px) saturate(140%);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.1);
}
.accordion-button{
  background:transparent!important;color:var(--text)!important;
  font-size:15.5px;font-weight:600;padding:20px 24px;
  box-shadow:none!important;border-left:2px solid transparent;
  transition:border-color .2s ease;
}
.accordion-button:not(.collapsed){color:var(--text)!important;border-left:2px solid var(--primary);}
.accordion-button::after{
  background-image:none!important;
  content:"";width:9px;height:9px;border-right:1.6px solid var(--text-2);border-bottom:1.6px solid var(--text-2);
  transform:rotate(45deg);transition:transform .25s ease;margin-top:-4px;
}
.accordion-button:not(.collapsed)::after{transform:rotate(225deg);margin-top:2px;border-color:var(--primary);}
.accordion-body{padding:0 24px 22px;font-size:14px;line-height:1.85;color:var(--text-2);}

/* ===== 表单 ===== */
.form-shell{
  max-width:940px;margin:0 auto;
  border-radius:24px;padding:44px;
  background:linear-gradient(160deg,rgba(255,255,255,.075),rgba(255,255,255,.03));
  border:1px solid var(--line);
  backdrop-filter:blur(18px) saturate(140%);
  box-shadow:var(--shadow),inset 0 1px 0 rgba(255,255,255,.14);
}
.form-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:40px;}
.field{margin-bottom:18px;}
.field label{display:block;font-size:13px;color:var(--text-2);margin-bottom:8px;letter-spacing:.02em;}
.input,select.input{
  width:100%;height:46px;padding:0 15px;border-radius:12px;
  background:rgba(6,11,20,.72);border:1px solid rgba(120,170,255,.2);
  color:var(--text);font-size:14.5px;transition:border-color .2s,box-shadow .2s;
  appearance:none;
}
.input::placeholder{color:var(--text-3);}
.input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 4px rgba(61,123,255,.18);}
.pills{display:flex;flex-wrap:wrap;gap:9px;}
.pill-check{position:relative;}
.pill-check input{position:absolute;opacity:0;width:0;height:0;}
.pill-check span{
  display:inline-flex;align-items:center;height:32px;padding:0 15px;border-radius:999px;
  font-size:13px;color:var(--text-2);cursor:pointer;
  background:rgba(255,255,255,.04);border:1px solid rgba(120,170,255,.18);transition:.2s;
}
.pill-check input:checked+span{border-color:var(--primary);background:rgba(61,123,255,.16);color:var(--text);}
.pill-check span:hover{border-color:var(--primary);color:var(--text);}
.agree{display:flex;align-items:flex-start;gap:10px;font-size:12.5px;color:var(--text-3);line-height:1.7;margin:6px 0 22px;}
.agree input{margin-top:3px;width:15px;height:15px;accent-color:var(--primary);flex:0 0 auto;}
.form-note{font-size:12px;color:var(--text-3);margin-top:14px;}
.form-msg{display:none;font-size:13px;margin-top:14px;padding:11px 14px;border-radius:10px;}
.form-msg.is-ok{display:block;background:rgba(47,227,196,.1);border:1px solid rgba(47,227,196,.3);color:var(--accent-2);}
.form-msg.is-err{display:block;background:rgba(255,92,122,.1);border:1px solid rgba(255,92,122,.3);color:var(--danger);}
.trust-list li{display:flex;gap:12px;padding:16px 0;border-top:1px solid rgba(120,170,255,.12);font-size:13.5px;line-height:1.75;color:var(--text-2);}
.trust-list li:first-child{border-top:0;padding-top:0;}
.trust-list b{display:block;color:var(--text);font-weight:600;font-size:14px;margin-bottom:3px;}
.trust-dot{flex:0 0 auto;width:8px;height:8px;border-radius:50%;background:var(--accent-2);margin-top:9px;box-shadow:0 0 10px rgba(47,227,196,.7);}

/* ===== 移动端 ===== */
.app-layout{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center;}
.app-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.store-btn{
  display:inline-flex;align-items:center;gap:10px;
  padding:12px 22px;border-radius:999px;
  border:1px solid var(--line);background:var(--glass);color:var(--text-2);
  font-size:14px;transition:.2s;
}
.store-btn:hover{border-color:var(--primary);background:rgba(61,123,255,.1);color:var(--text);}
.store-btn small{display:block;font-size:10.5px;color:var(--text-3);line-height:1.2;}
.store-btn strong{display:block;font-size:14px;font-weight:600;line-height:1.3;}
.phone-stage{display:flex;justify-content:center;}
.phone-shell{
  position:relative;width:250px;aspect-ratio:9/19.5;border-radius:34px;
  padding:9px;background:linear-gradient(160deg,rgba(255,255,255,.14),rgba(255,255,255,.04));
  border:1px solid rgba(120,170,255,.3);
  box-shadow:0 24px 60px rgba(3,8,20,.7),inset 0 1px 0 rgba(255,255,255,.2);
  overflow:hidden;
}
.phone-shell .screen{width:100%;height:100%;border-radius:26px;overflow:hidden;position:relative;background:var(--bg-1);}
.phone-shell .screen img{width:100%;height:100%;object-fit:cover;opacity:.85;}
.phone-shell::after{
  content:"";position:absolute;inset:0;border-radius:34px;pointer-events:none;
  background:linear-gradient(140deg,rgba(255,255,255,.18),transparent 42%,transparent 62%,rgba(255,255,255,.08));
}

/* ===== 底部 CTA ===== */
.final-cta{
  position:relative;overflow:hidden;
  border-radius:24px;padding:52px 48px;
  background:linear-gradient(140deg,rgba(61,123,255,.2),rgba(177,75,255,.12));
  border:1px solid rgba(120,170,255,.28);
  backdrop-filter:blur(18px) saturate(140%);
  box-shadow:var(--shadow),inset 0 1px 0 rgba(255,255,255,.16);
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.final-cta::before{
  content:"";position:absolute;width:420px;height:420px;border-radius:50%;
  right:-120px;top:-180px;background:radial-gradient(circle,rgba(177,75,255,.3),transparent 68%);
  pointer-events:none;
}
.final-cta h2{font-size:26px;line-height:1.35;font-weight:700;position:relative;max-width:640px;}
.final-cta p{font-size:14px;color:var(--text-2);margin-top:10px;position:relative;}

/* ===== 页脚 ===== */
.site-footer{background:var(--bg-1);border-top:1px solid var(--line);padding:64px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:32px;}
.footer-brand .brand{margin-bottom:16px;}
.footer-desc{font-size:13.5px;line-height:1.85;color:var(--text-3);max-width:320px;margin-bottom:18px;}
.footer-18{
  display:inline-flex;align-items:center;gap:7px;
  font-size:12px;padding:5px 13px;border-radius:999px;
  background:rgba(255,92,122,.1);border:1px solid rgba(255,92,122,.3);color:var(--danger);
}
.footer-col h4{font-size:14px;font-weight:600;color:var(--text);margin-bottom:16px;letter-spacing:.03em;}
.footer-col li{margin-bottom:10px;}
.footer-col a{font-size:13.5px;color:var(--text-3);}
.footer-col a:hover{color:var(--primary);}
.footer-bottom{
  margin-top:48px;padding:24px 0;
  border-top:1px solid var(--line);
  font-size:12.5px;color:var(--text-3);line-height:1.9;
}
.footer-bottom .row-line{display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;}
.footer-bottom .disclaim{margin-top:10px;font-size:12px;color:var(--text-3);opacity:.88;}
.footer-accordion .accordion-item{background:transparent!important;border:0!important;box-shadow:none;margin-bottom:0;}
.footer-accordion .accordion-button{
  background:transparent!important;color:var(--text)!important;font-size:14px;font-weight:600;
  padding:12px 0;border:0;border-bottom:1px solid rgba(120,170,255,.12);border-radius:0!important;
}
.footer-accordion .accordion-button::after{width:7px;height:7px;}
.footer-accordion .accordion-body{padding:12px 0 6px;}

/* ===== 响应式 ===== */
@media (max-width:1199px){
  .stat-grid{grid-template-columns:repeat(3,1fr);}
  .svc-grid{grid-template-columns:repeat(4,1fr);}
  .voice-grid{grid-template-columns:repeat(2,1fr);}
  .info-grid{grid-template-columns:repeat(3,1fr);}
}
@media (max-width:991px){
  .section{padding:72px 0;}
  .channel-row{display:none;}
  .burger{display:inline-flex;}
  .header-tools .city-select,.header-tools .icon-btn{display:none;}
  .brand-name{font-size:17px;}
  .nearby-grid{grid-template-columns:1fr 1fr;}
  .stat-grid{grid-template-columns:repeat(2,1fr);}
  .svc-grid{grid-template-columns:repeat(2,1fr);}
  .svc-card--lg{grid-column:span 2;grid-row:auto;}
  .topic-layout{grid-template-columns:1fr;}
  .compare-wrap{grid-template-columns:1fr;}
  .compare-divider{height:1px;width:100%;background:linear-gradient(90deg,transparent,rgba(61,123,255,.7),transparent);box-shadow:0 0 18px rgba(61,123,255,.55);}
  .timeline{grid-template-columns:1fr;gap:0;padding-top:0;}
  .timeline::before{display:none;}
  .tl-item{padding:0 0 0 34px;margin-bottom:26px;}
  .tl-dot{left:0;top:5px;}
  .voice-grid{grid-template-columns:1fr;}
  .info-grid{grid-template-columns:repeat(2,1fr);}
  .guard-grid{grid-template-columns:1fr;}
  .guard-item{border-right:0!important;}
  .guard-item:nth-last-child(-n+2){border-bottom:1px solid rgba(120,170,255,.12);}
  .guard-item:last-child{border-bottom:0;}
  .quick-list{grid-template-columns:1fr;}
  .safety-layout{grid-template-columns:1fr;}
  .form-grid{grid-template-columns:1fr;gap:26px;}
  .form-shell{padding:30px 24px;}
  .app-layout{grid-template-columns:1fr;gap:36px;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .final-cta{padding:36px 26px;}
}
@media (max-width:767px){
  .hero{padding:52px 0 60px;}
  .nearby-grid{grid-template-columns:1fr;}
  .info-grid{grid-template-columns:1fr;}
  .svc-grid{grid-template-columns:1fr;}
  .svc-card--lg{grid-column:span 1;}
  .stat-grid{grid-template-columns:repeat(2,1fr);gap:14px;}
  .stat-card .value{font-size:24px;}
  .h2-title{font-size:25px;}
  .footer-grid{grid-template-columns:1fr;gap:8px;}
  .hero-metrics{gap:10px;}
  .metric-chip{padding:9px 14px;}
  .zone-panel{padding:20px;}
}
@media (max-width:575px){
  .container{padding-left:18px;padding-right:18px;}
  .section{padding:56px 0;}
  .brand-row{height:56px;}
  .brand-name{font-size:16px;}
  .age-text{font-size:11px;line-height:1.4;}
  .hero h1{font-size:30px;}
  .hero-lead{font-size:15px;}
  .btn-glow,.btn-ghost{padding:10px 20px;font-size:14px;}
  .stat-grid{grid-template-columns:1fr;}
  .final-cta h2{font-size:21px;}
  .voice-grid{gap:16px;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important;}
}

/* roulang page: category1 */
:root{
  --bg-0:#060B14;
  --bg-1:#0A1424;
  --primary:#3D7BFF;
  --primary-2:#6E5BFF;
  --accent:#B14BFF;
  --accent-2:#2FE3C4;
  --danger:#FF5C7A;
  --text:#E9F0FB;
  --text-2:#A7B7CE;
  --text-3:#6F819B;
  --line:rgba(120,170,255,.18);
  --line-strong:rgba(120,170,255,.36);
  --glass:rgba(255,255,255,.05);
  --glass-2:rgba(255,255,255,.08);
  --radius:18px;
  --radius-sm:12px;
  --shadow:0 12px 32px rgba(3,8,20,.55);
  --font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  --bs-body-bg:#060B14;
  --bs-body-color:#E9F0FB;
  --bs-primary:#3D7BFF;
  --bs-border-radius:18px;
  --bs-body-font-family:var(--font);
  --bs-link-color:#8FB2FF;
  --bs-link-hover-color:#B14BFF;
  --bs-emphasis-color:#E9F0FB;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;font-family:var(--font);font-size:16px;line-height:1.8;
  color:var(--text);background:var(--bg-0);
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;padding:0;}
ul,ol{list-style:none;}
a{color:inherit;text-decoration:none;transition:color .2s ease,border-color .2s ease,background .2s ease;}
a:hover{color:var(--primary);}
img{max-width:100%;display:block;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--accent-2);outline-offset:2px;}
.container{width:100%;max-width:1200px!important;padding-left:24px;padding-right:24px;margin:0 auto;}
@media (min-width:1440px){.container{max-width:1280px!important;}}
.num{font-variant-numeric:tabular-nums;}
/* ===== 18+ 提示条 ===== */
.age-bar{
  height:32px;display:flex;align-items:center;
  background:rgba(12,20,34,.9);border-bottom:1px solid rgba(120,170,255,.10);
  backdrop-filter:blur(10px);
}
.age-inner{display:flex;align-items:center;gap:10px;height:32px;overflow:hidden;}
.age-badge{
  flex:0 0 auto;display:inline-flex;align-items:center;justify-content:center;
  height:19px;padding:0 8px;border-radius:999px;
  background:rgba(255,92,122,.18);border:1px solid rgba(255,92,122,.45);
  color:var(--danger);font-size:11px;font-weight:700;letter-spacing:.06em;line-height:1;
}
.age-text{font-size:12.5px;color:var(--text-3);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
/* ===== 头部 ===== */
.site-header{position:sticky;top:0;z-index:1030;background:rgba(6,11,20,.72);backdrop-filter:blur(14px) saturate(140%);transition:background .2s ease,border-color .2s ease;}
.site-header.is-scrolled{background:rgba(6,11,20,.94);border-bottom:1px solid var(--line);}
.brand-row{height:64px;display:flex;align-items:center;}
.brand-inner{display:flex;align-items:center;gap:16px;width:100%;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{width:34px;height:34px;border-radius:11px;background:linear-gradient(135deg,var(--primary),var(--accent));display:flex;align-items:center;justify-content:center;box-shadow:0 6px 18px rgba(61,123,255,.35);}
.brand-mark svg{width:20px;height:20px;}
.brand-name{font-size:19px;font-weight:600;letter-spacing:.02em;color:var(--text);white-space:nowrap;}
.brand-name em{font-style:normal;color:var(--accent-2);}
.header-tools{margin-left:auto;display:flex;align-items:center;gap:10px;}
.icon-btn{
  width:38px;height:38px;display:inline-flex;align-items:center;justify-content:center;
  border-radius:11px;border:1px solid var(--line);background:var(--glass);color:var(--text-2);
  transition:border-color .2s,background .2s,color .2s;
}
.icon-btn:hover{border-color:var(--primary);background:rgba(61,123,255,.12);color:var(--text);}
.icon-btn svg{width:17px;height:17px;}
.city-select{
  display:inline-flex;align-items:center;gap:7px;height:38px;padding:0 14px;
  border-radius:11px;border:1px solid var(--line);background:var(--glass);
  color:var(--text-2);font-size:14px;cursor:pointer;transition:.2s;
}
.city-select:hover{border-color:var(--primary);color:var(--text);}
.city-select svg{width:12px;height:12px;opacity:.75;}
.dropdown-menu{background:rgba(10,20,36,.97);border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);padding:8px;backdrop-filter:blur(18px);}
.dropdown-item{color:var(--text-2);border-radius:9px;font-size:14px;padding:8px 12px;}
.dropdown-item:hover,.dropdown-item:focus{background:rgba(61,123,255,.14);color:var(--text);}
.btn-glow{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 24px;border-radius:999px;border:0;
  background:linear-gradient(135deg,var(--primary),var(--primary-2));
  color:#fff;font-size:15px;font-weight:600;letter-spacing:.02em;
  box-shadow:0 8px 22px rgba(61,123,255,.3);
  transition:transform .2s ease,box-shadow .2s ease;
}
.btn-glow:hover{color:#fff;transform:translateY(-1px);box-shadow:0 10px 28px rgba(61,123,255,.45);}
.btn-glow:active{transform:translateY(0);box-shadow:0 4px 14px rgba(61,123,255,.3);}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 24px;border-radius:999px;
  border:1px solid var(--line);background:var(--glass);color:var(--text-2);
  font-size:15px;font-weight:500;transition:.2s;
}
.btn-ghost:hover{border-color:var(--primary);background:rgba(61,123,255,.1);color:var(--text);transform:translateY(-1px);}
/* 频道行 */
.channel-row{display:none;border-top:1px solid rgba(120,170,255,.10);background:rgba(6,11,20,.45);}
@media (min-width:992px){.channel-row{display:block;}}
.channel-inner{display:flex;gap:6px;height:48px;align-items:center;overflow-x:auto;scrollbar-width:none;}
.channel-inner::-webkit-scrollbar{display:none;}
.channel-link{position:relative;display:inline-flex;align-items:center;height:34px;padding:0 14px;border-radius:999px;font-size:14px;color:var(--text-2);white-space:nowrap;transition:.2s;}
.channel-link:hover{background:rgba(61,123,255,.10);color:var(--text);}
.channel-link.is-active{background:var(--glass-2);color:var(--text);}
.channel-link.is-active::after{content:"";position:absolute;left:14px;right:14px;bottom:-7px;height:2px;border-radius:2px;background:var(--primary);box-shadow:0 0 10px rgba(61,123,255,.8);}
/* 移动抽屉 */
.offcanvas{background:var(--bg-1);color:var(--text);border-right:1px solid var(--line);}
.offcanvas-header{border-bottom:1px solid var(--line);}
.offcanvas-title{font-size:16px;font-weight:600;}
.oc-group-title{font-size:12px;letter-spacing:.14em;color:var(--text-3);margin:20px 0 10px;}
.oc-link{display:block;padding:10px 12px;border-radius:12px;color:var(--text-2);font-size:15px;}
.oc-link:hover,.oc-link.is-active{background:rgba(61,123,255,.12);color:var(--text);}
.btn-close{filter:invert(1) grayscale(1) brightness(1.6);}
/* ===== 通用板块 ===== */
.section{padding:96px 0;position:relative;}
.section--alt{background:var(--bg-1);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{max-width:760px;margin-bottom:44px;}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;letter-spacing:.14em;color:var(--accent-2);text-transform:uppercase;margin-bottom:14px;}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--accent-2);opacity:.8;}
.h2-title{font-size:31px;line-height:1.28;font-weight:700;letter-spacing:.01em;}
.h2-title .gr{background:linear-gradient(100deg,var(--primary),var(--accent));-webkit-background-clip:text;background-clip:text;color:transparent;}
.section-desc{margin-top:14px;color:var(--text-2);font-size:15.5px;line-height:1.85;max-width:720px;}
/* ===== 分类页头 ===== */
.page-band{
  position:relative;overflow:hidden;
  min-height:260px;display:flex;align-items:center;
  padding:52px 0 48px;
  background:
    radial-gradient(680px 320px at 12% 0%,rgba(61,123,255,.22),transparent 68%),
    radial-gradient(560px 300px at 88% 100%,rgba(177,75,255,.16),transparent 70%),
    linear-gradient(180deg,#08101D 0%,#060B14 100%);
  border-bottom:1px solid var(--line);
}
.page-band::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(120,170,255,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(120,170,255,.06) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(circle at 30% 20%,#000 0%,transparent 78%);
  -webkit-mask-image:radial-gradient(circle at 30% 20%,#000 0%,transparent 78%);
}
.band-inner{position:relative;z-index:2;max-width:720px;}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:16px;}
.crumb a{color:var(--text-3);}
.crumb a:hover{color:var(--primary);}
.crumb span.sep{opacity:.5;}
.page-band h1{font-size:36px;line-height:1.25;font-weight:700;letter-spacing:.01em;}
.page-band h1 .gr{background:linear-gradient(100deg,var(--primary),var(--accent));-webkit-background-clip:text;background-clip:text;color:transparent;}
.band-lead{margin-top:14px;font-size:15.5px;color:var(--text-2);line-height:1.85;max-width:640px;}
.band-stats{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
.stat-badge{
  display:inline-flex;align-items:center;gap:8px;
  height:34px;padding:0 16px;border-radius:999px;
  background:var(--glass);border:1px solid var(--line);
  font-size:13.5px;color:var(--text-2);
  backdrop-filter:blur(18px) saturate(140%);
}
.stat-badge b{color:var(--accent-2);font-size:15px;font-variant-numeric:tabular-nums;}
/* ===== 筛选标签栏 ===== */
.filter-bar{display:flex;flex-wrap:wrap;gap:10px;padding:28px 0 0;}
.filter-chip{
  display:inline-flex;align-items:center;height:34px;padding:0 18px;border-radius:999px;
  border:1px solid var(--line);background:var(--glass);color:var(--text-2);
  font-size:14px;cursor:pointer;transition:.2s;
}
.filter-chip:hover{border-color:var(--line-strong);color:var(--text);}
.filter-chip.is-on{border-color:var(--primary);background:rgba(61,123,255,.14);color:var(--text);box-shadow:0 0 0 1px rgba(61,123,255,.28) inset;}
/* ===== 卡片网格 ===== */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:28px;}
.post-card{
  display:flex;flex-direction:column;overflow:hidden;
  border-radius:var(--radius);border:1px solid var(--line);
  background:linear-gradient(180deg,rgba(255,255,255,.06),rgba(255,255,255,.03));
  box-shadow:var(--shadow);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.post-card:hover{transform:translateY(-2px);border-color:var(--line-strong);box-shadow:0 16px 38px rgba(3,8,20,.62);}
.post-thumb{position:relative;display:block;aspect-ratio:16/10;overflow:hidden;background:#0C1626;}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.post-card:hover .post-thumb img{transform:scale(1.03);}
.cat-badge{
  position:absolute;left:12px;top:12px;
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;
  font-size:12px;color:#DFF6F1;
  background:rgba(47,227,196,.16);border:1px solid rgba(47,227,196,.42);
  backdrop-filter:blur(8px);
}
.post-body{padding:18px 18px 20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.post-body h3{font-size:17px;line-height:1.55;font-weight:600;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.post-body h3 a:hover{color:var(--primary);}
.post-ex{font-size:14px;line-height:1.75;color:var(--text-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.post-meta{display:flex;align-items:center;gap:8px;margin-top:auto;font-size:12.5px;color:var(--text-3);}
.post-meta .dot{width:3px;height:3px;border-radius:50%;background:var(--text-3);opacity:.7;}
.list-empty{
  grid-column:1/-1;text-align:center;padding:56px 24px;
  border-radius:var(--radius);border:1px dashed var(--line);
  background:var(--glass);color:var(--text-2);font-size:15px;
}
.list-more{display:flex;justify-content:center;margin-top:36px;}
/* ===== 场景卡 ===== */
.scene-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.scene-card{
  padding:26px 22px;border-radius:var(--radius);
  border:1px solid var(--line);
  background:linear-gradient(180deg,rgba(255,255,255,.06),rgba(255,255,255,.025));
  box-shadow:var(--shadow);position:relative;overflow:hidden;
  transition:transform .25s ease,border-color .25s ease;
}
.scene-card::after{
  content:"";position:absolute;left:0;right:0;top:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.28),transparent);
}
.scene-card:hover{transform:translateY(-2px);border-color:var(--line-strong);}
.scene-icon{
  width:42px;height:42px;border-radius:13px;display:flex;align-items:center;justify-content:center;
  background:rgba(61,123,255,.14);border:1px solid rgba(61,123,255,.3);
  color:#9FC0FF;margin-bottom:16px;
}
.scene-icon svg{width:20px;height:20px;}
.scene-card h3{font-size:17px;font-weight:600;margin-bottom:8px;}
.scene-card p{font-size:14px;line-height:1.75;color:var(--text-2);}
.scene-tag{display:inline-flex;margin-top:14px;font-size:12px;color:var(--accent-2);letter-spacing:.03em;}
/* ===== 频道解读 ===== */
.insight-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center;}
.insight-copy p{font-size:15.5px;color:var(--text-2);line-height:1.9;margin-bottom:16px;}
.insight-copy p:last-child{margin-bottom:0;}
.insight-points{margin-top:22px;display:grid;gap:10px;}
.insight-points li{display:flex;gap:10px;font-size:14.5px;color:var(--text-2);}
.insight-points li::before{content:"";flex:0 0 auto;width:6px;height:6px;border-radius:50%;margin-top:9px;background:var(--primary);box-shadow:0 0 10px rgba(61,123,255,.7);}
.insight-figure{
  position:relative;border-radius:var(--radius);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow);aspect-ratio:4/3;background:#0C1626;
}
.insight-figure img{width:100%;height:100%;object-fit:cover;}
.insight-figure::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(6,11,20,0) 40%,rgba(6,11,20,.72) 100%);}
.insight-caption{position:absolute;left:18px;right:18px;bottom:16px;z-index:2;font-size:13px;color:var(--text-2);}
/* ===== 精选文章 ===== */
.pick-list{display:grid;grid-template-columns:repeat(2,1fr);gap:14px 28px;}
.pick-item{
  display:flex;align-items:center;gap:14px;
  padding:16px 18px;border-radius:var(--radius-sm);
  border:1px solid var(--line);background:var(--glass);
  transition:border-color .2s ease,background .2s ease,transform .2s ease;
}
.pick-item:hover{border-color:var(--line-strong);background:rgba(61,123,255,.08);transform:translateY(-1px);}
.pick-num{font-size:14px;font-weight:700;color:var(--accent-2);font-variant-numeric:tabular-nums;flex:0 0 auto;width:24px;}
.pick-title{font-size:15px;line-height:1.6;color:var(--text);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.pick-time{flex:0 0 auto;margin-left:auto;font-size:12.5px;color:var(--text-3);}
/* ===== FAQ ===== */
.accordion-item{background:var(--glass);border:1px solid var(--line)!important;border-radius:var(--radius)!important;margin-bottom:12px;overflow:hidden;}
.accordion-button{
  background:transparent;color:var(--text);font-size:15.5px;font-weight:600;
  padding:18px 22px;box-shadow:none;border-radius:0!important;
}
.accordion-button:not(.collapsed){background:rgba(61,123,255,.10);color:var(--text);box-shadow:inset 2px 0 0 var(--primary);}
.accordion-button:focus{box-shadow:none;border-color:transparent;}
.accordion-button::after{filter:invert(1) grayscale(1) brightness(1.5);transition:transform .25s ease;}
.accordion-body{padding:0 22px 20px;color:var(--text-2);font-size:14.5px;line-height:1.85;}
/* ===== 频道引导 CTA ===== */
.cta-band{
  position:relative;overflow:hidden;
  border-radius:24px;border:1px solid var(--line);
  padding:44px 40px;
  background:
    radial-gradient(560px 260px at 8% 0%,rgba(61,123,255,.26),transparent 70%),
    radial-gradient(420px 240px at 92% 100%,rgba(177,75,255,.20),transparent 72%),
    linear-gradient(180deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
  box-shadow:var(--shadow);
}
.cta-band h2{font-size:26px;line-height:1.35;font-weight:700;}
.cta-band p{margin-top:10px;font-size:14.5px;color:var(--text-2);max-width:560px;}
/* ===== 页脚 ===== */
.site-footer{background:var(--bg-1);border-top:1px solid var(--line);margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px;padding:64px 0 40px;}
.footer-brand .brand{margin-bottom:14px;}
.footer-desc{font-size:14px;line-height:1.85;color:var(--text-3);max-width:320px;}
.footer-18{
  display:inline-flex;align-items:center;margin-top:16px;height:24px;padding:0 12px;
  border-radius:999px;background:rgba(255,92,122,.14);border:1px solid rgba(255,92,122,.4);
  color:var(--danger);font-size:12px;letter-spacing:.04em;
}
.footer-col h4{font-size:14px;font-weight:600;color:var(--text);margin-bottom:14px;letter-spacing:.04em;}
.footer-col li{margin-bottom:9px;}
.footer-col a{font-size:14px;color:var(--text-3);}
.footer-col a:hover{color:var(--primary);}
.footer-bottom{border-top:1px solid var(--line);padding:22px 0 34px;}
.footer-bottom .row-line{display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:12.5px;color:var(--text-3);}
.disclaim{margin-top:12px;font-size:12.5px;line-height:1.85;color:var(--text-3);opacity:.9;}
/* ===== 断点 ===== */
@media (max-width:1199px){
  .scene-grid{grid-template-columns:repeat(2,1fr);}
  .post-grid{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:991px){
  .section{padding:72px 0;}
  .page-band h1{font-size:31px;}
  .insight-grid{grid-template-columns:1fr;gap:28px;}
  .pick-list{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;padding:48px 0 32px;}
  .h2-title{font-size:27px;}
}
@media (max-width:767px){
  .brand-row{height:56px;}
  .brand-name{font-size:17px;}
  .city-select span{display:none;}
  .header-tools .btn-glow{padding:9px 18px;font-size:14px;}
  .page-band{padding:40px 0 38px;min-height:0;}
  .page-band h1{font-size:26px;}
  .cta-band{padding:32px 24px;}
  .cta-band h2{font-size:22px;}
  .scene-grid{grid-template-columns:1fr;}
}
@media (max-width:575px){
  .container{padding-left:18px;padding-right:18px;}
  .section{padding:56px 0;}
  .post-grid{grid-template-columns:1fr;gap:18px;}
  .age-text{font-size:11.5px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .page-band h1{font-size:23px;}
  .h2-title{font-size:23px;}
  .band-stats{gap:8px;}
  .stat-badge{padding:0 12px;font-size:12.5px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;}
  html{scroll-behavior:auto;}
  .post-card:hover,.scene-card:hover,.pick-item:hover,.btn-glow:hover,.btn-ghost:hover{transform:none;}
}

/* roulang page: article */
:root{
  --bg-0:#060B14;
  --bg-1:#0A1424;
  --primary:#3D7BFF;
  --primary-2:#6E5BFF;
  --accent:#B14BFF;
  --accent-2:#2FE3C4;
  --danger:#FF5C7A;
  --text:#E9F0FB;
  --text-2:#A7B7CE;
  --text-3:#6F819B;
  --line:rgba(120,170,255,.18);
  --line-strong:rgba(120,170,255,.36);
  --glass:rgba(255,255,255,.05);
  --glass-2:rgba(255,255,255,.08);
  --radius:18px;
  --radius-sm:12px;
  --shadow:0 12px 32px rgba(3,8,20,.55);
  --font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  --bs-body-bg:#060B14;
  --bs-body-color:#E9F0FB;
  --bs-primary:#3D7BFF;
  --bs-border-radius:18px;
  --bs-body-font-family:var(--font);
  --bs-link-color:#8FB2FF;
  --bs-link-hover-color:#B14BFF;
  --bs-emphasis-color:#E9F0FB;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;font-family:var(--font);font-size:16px;line-height:1.8;color:var(--text);
  background:var(--bg-0);-webkit-font-smoothing:antialiased;overflow-x:hidden;
}
a{color:inherit;text-decoration:none;transition:color .2s ease,border-color .2s ease,background .2s ease;}
a:hover{color:var(--primary);}
img{max-width:100%;display:block;}
button{font-family:inherit;}
::selection{background:rgba(61,123,255,.35);color:#fff;}
.container{width:100%;max-width:1280px!important;padding-left:24px;padding-right:24px;margin:0 auto;}
.age-badge{
  flex:0 0 auto;display:inline-flex;align-items:center;justify-content:center;
  height:19px;padding:0 8px;border-radius:999px;background:rgba(255,92,122,.18);
  border:1px solid rgba(255,92,122,.45);color:var(--danger);
  font-size:11px;font-weight:700;letter-spacing:.06em;line-height:1;
}
/* ===== 头部 ===== */
.site-header{position:sticky;top:0;z-index:1030;background:rgba(6,11,20,.72);backdrop-filter:blur(14px);saturate(140%);transition:background .2s ease,border-color .2s ease;}
.site-header.is-scrolled{background:rgba(6,11,20,.95);border-bottom:1px solid var(--line);}
.brand-row{height:64px;display:flex;align-items:center;}
.brand-inner{display:flex;align-items:center;gap:16px;width:100%;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{width:34px;height:34px;border-radius:11px;background:linear-gradient(135deg,var(--primary),var(--accent));display:flex;align-items:center;justify-content:center;box-shadow:0 6px 18px rgba(61,123,255,.35);}
.brand-mark svg{width:20px;height:20px;}
.brand-name{font-size:19px;font-weight:600;letter-spacing:.02em;color:var(--text);white-space:nowrap;}
.brand-name em{font-style:normal;color:var(--accent-2);}
.header-tools{margin-left:auto;display:flex;align-items:center;gap:10px;}
.icon-btn{
  width:38px;height:38px;display:inline-flex;align-items:center;justify-content:center;
  border-radius:11px;border:1px solid var(--line);background:var(--glass);color:var(--text-2);
  transition:border-color .2s,background .2s,color .2s;
}
.icon-btn:hover{border-color:var(--primary);background:rgba(61,123,255,.12);color:var(--text);}
.icon-btn svg{width:17px;height:17px;}
.city-select{
  display:inline-flex;align-items:center;gap:7px;height:38px;padding:0 14px;
  border-radius:11px;border:1px solid var(--line);background:var(--glass);
  color:var(--text-2);font-size:14px;cursor:pointer;transition:.2s;
}
.city-select:hover{border-color:var(--primary);color:var(--text);}
.city-select svg{width:12px;height:12px;opacity:.75;}
.dropdown-menu{background:rgba(10,20,36,.97);border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);padding:8px;backdrop-filter:blur(18px);}
.dropdown-item{color:var(--text-2);border-radius:9px;font-size:14px;padding:8px 12px;}
.dropdown-item:hover,.dropdown-item:focus{background:rgba(61,123,255,.14);color:var(--text);}
.btn-glow{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 24px;border-radius:999px;border:0;
  background:linear-gradient(135deg,var(--primary),var(--primary-2));
  color:#fff;font-size:15px;font-weight:600;letter-spacing:.02em;
  box-shadow:0 8px 22px rgba(61,123,255,.3);
  transition:transform .2s ease,box-shadow .2s ease,filter .2s ease;
}
.btn-glow:hover{color:#fff;transform:translateY(-1px);box-shadow:0 10px 28px rgba(61,123,255,.45);}
.btn-glow:active{transform:translateY(0);box-shadow:0 4px 14px rgba(61,123,255,.3);}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 24px;border-radius:999px;border:1px solid var(--line);background:var(--glass);
  color:var(--text-2);font-size:15px;font-weight:500;transition:.2s;
}
.btn-ghost:hover{border-color:var(--primary);background:rgba(61,123,255,.1);color:var(--text);}
.btn-outline-sm{
  display:inline-flex;align-items:center;justify-content:center;padding:8px 18px;
  border-radius:999px;border:1px solid var(--line);background:transparent;
  color:var(--text-2);font-size:13.5px;transition:.2s;
}
.btn-outline-sm:hover{border-color:var(--primary);color:var(--text);background:rgba(61,123,255,.1);}
.btn-glow:focus-visible,.btn-ghost:focus-visible,.btn-outline-sm:focus-visible,.icon-btn:focus-visible,.city-select:focus-visible,.channel-link:focus-visible,a:focus-visible{
  outline:2px solid var(--accent-2);outline-offset:2px;
}
.burger{display:none;}
/* 频道行 */
.channel-row{border-top:1px solid rgba(120,170,255,.1);}
.channel-inner{display:flex;align-items:center;gap:2px;height:48px;overflow-x:auto;scrollbar-width:none;}
.channel-inner::-webkit-scrollbar{display:none;}
.channel-link{
  position:relative;display:inline-flex;align-items:center;height:32px;padding:0 14px;
  border-radius:999px;font-size:14px;color:var(--text-2);white-space:nowrap;transition:.2s;
}
.channel-link:hover{background:rgba(61,123,255,.10);color:var(--text);}
.channel-link.is-active{background:var(--glass-2);color:var(--text);}
.channel-link.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:-9px;height:2px;border-radius:2px;
  background:var(--primary);box-shadow:0 0 12px rgba(61,123,255,.9);
}
/* 年龄提示条 */
.age-strip{
  height:32px;display:flex;align-items:center;
  background:rgba(255,255,255,.04);border-bottom:1px solid rgba(120,170,255,.1);
  backdrop-filter:blur(12px);
}
.age-inner{display:flex;align-items:center;gap:10px;height:32px;font-size:12.5px;color:var(--text-3);}
.age-inner a{color:var(--text-2);text-decoration:underline;text-underline-offset:3px;}
.age-inner a:hover{color:var(--accent-2);}
/* 移动抽屉 */
.offcanvas{background:var(--bg-1);color:var(--text);border-right:1px solid var(--line);}
.offcanvas-header{border-bottom:1px solid var(--line);}
.offcanvas-title{font-size:16px;font-weight:600;}
.oc-group-title{font-size:12px;letter-spacing:.14em;color:var(--text-3);margin:20px 0 10px;}
.oc-link{display:block;padding:10px 12px;border-radius:11px;color:var(--text-2);font-size:14.5px;border:1px solid transparent;}
.oc-link:hover{background:rgba(61,123,255,.12);color:var(--text);}
.oc-link.is-active{border-color:var(--line-strong);background:var(--glass);color:var(--text);}
.btn-close{filter:invert(1) grayscale(1) brightness(1.6);}
/* ===== 通用板块 ===== */
.section{padding:96px 0;position:relative;}
.section--alt{background:var(--bg-1);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section--tight{padding:56px 0;}
.section-head{max-width:760px;margin-bottom:40px;}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;letter-spacing:.14em;color:var(--accent-2);text-transform:uppercase;margin-bottom:14px;}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--accent-2);opacity:.8;}
.h2-title{font-size:31px;line-height:1.28;font-weight:700;letter-spacing:.01em;margin:0;color:var(--text);}
.h2-title .gr{background:linear-gradient(100deg,var(--primary),var(--accent));-webkit-background-clip:text;background-clip:text;color:transparent;}
.section-desc{margin-top:14px;color:var(--text-2);font-size:15.5px;line-height:1.85;max-width:720px;}
.glass-card{
  position:relative;background:var(--glass);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);backdrop-filter:blur(18px) saturate(140%);
}
.glass-card::before{
  content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;
  background:linear-gradient(160deg,rgba(255,255,255,.14),rgba(255,255,255,0) 45%);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none;
}
/* ===== 文章页 ===== */
.crumb-wrap{padding:26px 0 8px;}
.crumb{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:13.5px;color:var(--text-3);}
.crumb a{color:var(--text-3);}
.crumb a:hover{color:var(--primary);}
.crumb .sep{color:rgba(120,170,255,.4);}
.crumb .cur{color:var(--text-2);max-width:420px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.badge-cat{
  display:inline-flex;align-items:center;gap:6px;padding:3px 12px;border-radius:999px;
  border:1px solid rgba(47,227,196,.36);background:rgba(47,227,196,.1);
  color:var(--accent-2);font-size:12px;font-weight:600;letter-spacing:.02em;
}
.article-head{padding:22px 0 34px;position:relative;overflow:hidden;border-bottom:1px solid var(--line);}
.article-head::before{
  content:"";position:absolute;top:-160px;left:-120px;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(61,123,255,.22),transparent 66%);pointer-events:none;
}
.article-head::after{
  content:"";position:absolute;top:-80px;right:-100px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(177,75,255,.16),transparent 68%);pointer-events:none;
}
.article-head .head-inner{position:relative;max-width:900px;}
.article-title{font-size:36px;line-height:1.3;font-weight:700;letter-spacing:.01em;margin:16px 0 0;max-height:6.3em;overflow:hidden;color:var(--text);}
.article-lead{margin:18px 0 0;color:var(--text-2);font-size:16px;line-height:1.85;max-width:780px;}
.meta-row{display:flex;align-items:center;flex-wrap:wrap;gap:12px;margin-top:22px;font-size:13px;color:var(--text-3);}
.meta-row .vline{width:1px;height:12px;background:rgba(120,170,255,.28);display:inline-block;}
.meta-row b{color:var(--text-2);font-weight:500;}
.article-main{padding:52px 0 72px;}
.article-panel{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--radius);
  padding:34px 36px;box-shadow:var(--shadow);backdrop-filter:blur(18px) saturate(140%);
}
.article-cover{border-radius:14px;overflow:hidden;margin-bottom:26px;position:relative;background:#0C1730;}
.article-cover img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.article-cover figcaption{font-size:12px;color:var(--text-3);padding:10px 2px 0;}
.article-body{color:var(--text-2);font-size:16px;line-height:1.9;max-width:42em;}
.article-body > *:first-child{margin-top:0;}
.article-body h2{
  position:relative;font-size:24px;line-height:1.42;font-weight:700;color:var(--text);
  margin:40px 0 16px;padding-left:14px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:5px;bottom:5px;width:3px;border-radius:3px;
  background:linear-gradient(180deg,var(--primary),var(--accent));
}
.article-body h3{font-size:20px;line-height:1.5;font-weight:650;color:var(--text);margin:30px 0 12px;}
.article-body h4{font-size:17px;font-weight:650;color:var(--text);margin:24px 0 10px;}
.article-body p{margin:0 0 20px;}
.article-body ul,.article-body ol{margin:0 0 22px;padding-left:22px;}
.article-body li{margin-bottom:8px;}
.article-body ul li::marker{color:var(--primary);}
.article-body ol li::marker{color:var(--accent-2);font-variant-numeric:tabular-nums;}
.article-body strong{color:var(--text);font-weight:600;}
.article-body blockquote{
  margin:24px 0;padding:16px 20px;border-left:3px solid var(--primary);
  border-radius:0 12px 12px 0;background:rgba(255,255,255,.04);color:var(--text-2);
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:12px;width:100%;height:auto;margin:6px 0;}
.article-body figure{margin:24px 0;}
.article-body figcaption{font-size:12px;color:var(--text-3);text-align:center;margin-top:8px;}
.article-body a{color:var(--primary);text-decoration:underline;text-underline-offset:3px;}
.article-body a:hover{color:var(--accent-2);}
.article-body table{width:100%;border-collapse:collapse;margin:22px 0;font-size:14.5px;border-radius:12px;overflow:hidden;border:1px solid var(--line);}
.article-body th{background:rgba(61,123,255,.16);color:var(--text);font-weight:600;text-align:left;}
.article-body th,.article-body td{padding:11px 14px;border-bottom:1px solid var(--line);}
.article-body tbody tr:nth-child(even){background:rgba(255,255,255,.03);}
.article-body hr{border:0;border-top:1px solid var(--line);margin:32px 0;}
.side-sticky{position:sticky;top:96px;display:flex;flex-direction:column;gap:18px;}
.toc-card{padding:24px 22px;}
.toc-title{font-size:16px;font-weight:650;margin:0 0 14px;display:flex;align-items:center;gap:8px;color:var(--text);}
.toc-title::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent-2);box-shadow:0 0 10px var(--accent-2);}
.toc-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:2px;}
.toc-list li{position:relative;padding:9px 10px 9px 14px;border-radius:9px;font-size:14px;color:var(--text-2);transition:.2s;}
.toc-list li::before{content:"";position:absolute;left:0;top:11px;bottom:11px;width:2px;border-radius:2px;background:var(--line);transition:.2s;}
.toc-list li:hover{background:rgba(61,123,255,.09);color:var(--text);}
.toc-list li:hover::before{background:var(--primary);}
.side-cta{padding:24px 22px;}
.side-cta h4{font-size:16px;font-weight:650;margin:0 0 8px;color:var(--text);}
.side-cta p{font-size:13.5px;line-height:1.75;color:var(--text-3);margin:0 0 16px;}
.side-cta .btn-ghost{width:100%;padding:10px 18px;font-size:14px;}
.author-card{display:flex;gap:18px;align-items:flex-start;padding:26px 28px;}
.author-avatar{
  flex:0 0 auto;width:56px;height:56px;border-radius:50%;
  background:linear-gradient(135deg,rgba(61,123,255,.55),rgba(177,75,255,.5));
  border:1px solid var(--line-strong);display:flex;align-items:center;justify-content:center;
  font-size:18px;font-weight:700;color:#fff;letter-spacing:.02em;
}
.author-card h3{font-size:16.5px;font-weight:650;margin:0 0 6px;color:var(--text);}
.author-card p{margin:0 0 8px;font-size:14px;line-height:1.8;color:var(--text-2);}
.author-card .disclaimer-mini{font-size:12.5px;color:var(--text-3);margin:0;line-height:1.7;}
.rec-card{
  display:block;height:100%;background:var(--glass);border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.rec-card:hover{transform:translateY(-2px);border-color:var(--line-strong);color:inherit;box-shadow:0 16px 38px rgba(3,8,20,.6);}
.rec-thumb{position:relative;overflow:hidden;background:#0C1730;}
.rec-thumb img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .25s ease;}
.rec-card:hover .rec-thumb img{transform:scale(1.03);}
.rec-body{padding:18px 20px 20px;}
.rec-body h3{font-size:16px;line-height:1.55;font-weight:600;margin:0 0 10px;color:var(--text);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.rec-body time{font-size:12.5px;color:var(--text-3);font-variant-numeric:tabular-nums;}
.pager-row{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.pager-item{
  display:flex;align-items:center;gap:14px;padding:20px 22px;border-radius:var(--radius);
  border:1px solid var(--line);background:var(--glass);transition:.25s;box-shadow:var(--shadow);
}
.pager-item:hover{border-color:var(--line-strong);transform:translateY(-2px);color:inherit;}
.pager-item .arrow{font-size:18px;color:var(--primary);line-height:1;}
.pager-item .pager-label{display:block;font-size:12px;color:var(--text-3);margin-bottom:4px;letter-spacing:.06em;}
.pager-item .pager-title{display:block;font-size:15px;color:var(--text);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.pager-item.next{justify-content:flex-end;text-align:right;}
.back-bar{display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:center;margin-bottom:26px;}
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--radius);border:1px solid var(--line);
  background:linear-gradient(120deg,rgba(61,123,255,.16),rgba(177,75,255,.12));
  padding:34px 36px;display:flex;flex-wrap:wrap;gap:20px;align-items:center;justify-content:space-between;
  box-shadow:var(--shadow);backdrop-filter:blur(18px) saturate(140%);
}
.cta-band::before{
  content:"";position:absolute;right:-80px;top:-90px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(61,123,255,.35),transparent 68%);pointer-events:none;
}
.cta-band h3{position:relative;font-size:22px;font-weight:700;margin:0 0 8px;color:var(--text);}
.cta-band p{position:relative;margin:0;font-size:14px;color:var(--text-2);}
.cta-band .btn-glow{position:relative;}
.empty-state{text-align:center;padding:56px 20px;}
.empty-icon{
  width:64px;height:64px;margin:0 auto 18px;border-radius:18px;display:flex;align-items:center;justify-content:center;
  background:rgba(61,123,255,.14);border:1px solid var(--line-strong);color:var(--primary);font-size:26px;font-weight:700;
}
.empty-state h3{font-size:19px;font-weight:650;margin:0 0 8px;color:var(--text);}
.empty-state p{font-size:14px;color:var(--text-3);margin:0 0 20px;}
/* ===== 页脚 ===== */
.site-footer{background:var(--bg-1);border-top:1px solid var(--line);padding:64px 0 34px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px;}
.footer-brand .brand{margin-bottom:16px;}
.footer-desc{font-size:13.5px;line-height:1.85;color:var(--text-3);max-width:330px;margin:0 0 16px;}
.footer-18{
  display:inline-flex;align-items:center;height:24px;padding:0 12px;border-radius:999px;
  border:1px solid rgba(255,92,122,.4);background:rgba(255,92,122,.12);
  color:var(--danger);font-size:12px;font-weight:600;
}
.footer-col h4{font-size:14px;font-weight:600;color:var(--text);margin:0 0 16px;letter-spacing:.02em;}
.footer-col ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px;}
.footer-col a{font-size:13.5px;color:var(--text-3);}
.footer-col a:hover{color:var(--primary);}
.footer-bottom{margin-top:44px;padding-top:24px;border-top:1px solid var(--line);}
.footer-bottom .row-line{display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13px;color:var(--text-3);}
.footer-bottom .disclaim{font-size:12px;line-height:1.8;color:var(--text-3);margin:12px 0 0;}
@media (max-width:1199.98px){
  .h2-title{font-size:28px;}
  .article-title{font-size:32px;}
}
@media (max-width:991.98px){
  .section{padding:72px 0;}
  .channel-row{display:none;}
  .burger{display:inline-flex;}
  .article-panel{padding:26px 22px;}
  .article-title{font-size:29px;}
  .side-sticky{position:static;margin-top:26px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .cta-band{padding:26px 24px;}
}
@media (max-width:767.98px){
  .brand-name{font-size:16px;}
  .city-select{display:none;}
  .container{padding-left:18px;padding-right:18px;}
  .brink{display:none;}
  .article-title{font-size:25px;line-height:1.36;}
  .article-lead{font-size:15px;}
  .article-body{font-size:15.5px;}
  .article-body h2{font-size:21px;margin-top:32px;}
  .article-body h3{font-size:18px;}
  .article-head{padding:16px 0 26px;}
  .pager-row{grid-template-columns:1fr;}
  .pager-item.next{justify-content:flex-start;text-align:left;flex-direction:row-reverse;}
  .btn-glow,.btn-ghost{padding:10px 20px;font-size:14px;}
  .footer-grid{grid-template-columns:1fr;gap:24px;}
  .footer-col h4{margin-bottom:12px;}
  .age-inner{font-size:11.5px;gap:8px;}
  .age-inner .age-note{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:64vw;}
}
@media (max-width:575.98px){
  .section{padding:56px 0;}
  .section--tight{padding:44px 0;}
  .article-panel{padding:22px 16px;border-radius:14px;}
  .article-title{font-size:22px;}
  .article-main{padding:32px 0 48px;}
  .author-card{flex-direction:column;gap:14px;}
  .rec-body{padding:14px 16px 16px;}
  .cta-band{flex-direction:column;align-items:flex-start;}
  .back-bar{gap:10px;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition:none!important;animation:none!important;scroll-behavior:auto!important;}
  .rec-card:hover,.pager-item:hover,.btn-glow:hover{transform:none;}
}