/* roulang page: index */
:root{
  --bg-0:#060B14;--bg-1:#0A1220;--bg-2:#0E1A2B;--bg-3:#101F33;
  --primary:#2FE3C0;--primary-deep:#14A98F;--accent:#F5A524;
  --text:#E8F1F8;--text-2:#A9BACC;--text-3:#6E8299;
  --line:rgba(140,200,235,0.12);
  --glass:rgba(18,32,50,0.55);--glass-2:rgba(14,26,43,0.72);
  --glow:0 0 0 1px rgba(47,227,192,.35),0 10px 28px -10px rgba(47,227,192,.55);
  --radius:16px;--radius-lg:20px;--radius-sm:10px;
  --shadow:0 10px 30px -14px rgba(0,0,0,.75);
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  --mono:"SFMono-Regular",Consolas,"Liberation Mono",Menlo,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--bg-0);color:var(--text);font-family:var(--font);
  font-size:15.5px;line-height:1.85;-webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;border-radius:12px}
a{color:var(--primary);text-decoration:none;text-underline-offset:3px}
a:hover{color:#68F2DA}
h1,h2,h3,h4{margin:0;color:var(--text);letter-spacing:-.3px}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px}
::selection{background:rgba(47,227,192,.28);color:#fff}

.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}

/* ---------- 顶部工具栏导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;height:60px;
  background:rgba(6,11,20,.72);backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  border-bottom:1px solid var(--line);
  box-shadow:0 1px 0 rgba(47,227,192,.06);
}
.nav-inner{height:60px;display:flex;align-items:center;gap:20px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:32px;height:32px;border-radius:10px;border:1px solid rgba(47,227,192,.5);
  background:linear-gradient(150deg,rgba(47,227,192,.22),rgba(20,169,143,.06));
  display:flex;align-items:center;justify-content:center;position:relative;flex-shrink:0;
}
.brand-mark::after{
  content:"";width:8px;height:8px;border-radius:50%;background:var(--primary);
  box-shadow:0 0 10px 2px rgba(47,227,192,.7);
}
.brand-text{display:flex;flex-direction:column;line-height:1.25}
.brand-main{font-size:15px;font-weight:700;color:var(--text);letter-spacing:0}
.brand-sub{font-size:11px;color:var(--text-3);letter-spacing:.2px;white-space:nowrap}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-links a{
  position:relative;display:inline-block;padding:8px 12px;color:var(--text-2);
  font-size:14px;border-radius:8px;transition:color .2s ease,background .2s ease;
}
.nav-links a:hover{color:var(--text);background:rgba(47,227,192,.07)}
.nav-links a.active{color:var(--text);font-weight:600}
.nav-links a.active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:-1px;height:2px;
  background:var(--primary);border-radius:2px;box-shadow:0 0 8px rgba(47,227,192,.7);
}
.nav-right{display:flex;align-items:center;gap:14px;margin-left:8px}
.status-dot{display:inline-flex;align-items:center;gap:7px;font-size:12px;color:var(--text-2);white-space:nowrap}
.dot{
  width:8px;height:8px;border-radius:50%;background:var(--primary);
  box-shadow:0 0 0 4px rgba(47,227,192,.14);animation:pulse 2s ease-in-out infinite;
}
@keyframes pulse{0%,100%{box-shadow:0 0 0 3px rgba(47,227,192,.16)}50%{box-shadow:0 0 0 7px rgba(47,227,192,.03)}}
.bell{
  position:relative;width:34px;height:34px;border-radius:10px;border:1px solid var(--line);
  background:rgba(20,34,54,.5);display:flex;align-items:center;justify-content:center;
  cursor:pointer;transition:border-color .2s ease,background .2s ease;
}
.bell:hover{border-color:rgba(47,227,192,.45);background:rgba(47,227,192,.08)}
.bell svg{width:16px;height:16px;stroke:var(--text-2);fill:none;stroke-width:1.7}
.bell-badge{
  position:absolute;top:-5px;right:-5px;min-width:17px;height:17px;padding:0 4px;
  border-radius:9px;background:var(--accent);color:#1A1204;font-size:10px;font-weight:700;
  display:flex;align-items:center;justify-content:center;line-height:1;
}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 22px;border-radius:var(--radius-sm);font-size:14px;font-weight:600;
  border:1px solid transparent;cursor:pointer;transition:all .22s ease;white-space:nowrap;
}
.btn-primary{background:var(--primary);color:#04221D;box-shadow:0 8px 22px -10px rgba(47,227,192,.85)}
.btn-primary:hover{background:#4DEBCE;color:#04221D;transform:translateY(-1px);box-shadow:var(--glow)}
.btn-primary:active{transform:translateY(1px);box-shadow:none}
.btn-ghost{background:rgba(18,32,50,.55);color:var(--text);border-color:var(--line)}
.btn-ghost:hover{border-color:rgba(47,227,192,.55);color:var(--primary);transform:translateY(-1px)}
.btn-sm{padding:8px 16px;font-size:13px;border-radius:9px}
.btn-block{width:100%}
.nav-cta{padding:9px 18px;font-size:13.5px}
.nav-toggle{
  display:none;width:38px;height:38px;border-radius:10px;border:1px solid var(--line);
  background:rgba(20,34,54,.6);cursor:pointer;align-items:center;justify-content:center;
}
.nav-toggle span{display:block;width:16px;height:2px;background:var(--text);border-radius:2px;position:relative}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:16px;height:2px;background:var(--text);border-radius:2px;
}
.nav-toggle span::before{top:-5px}.nav-toggle span::after{top:5px}
.drawer-mask{
  position:fixed;inset:0;background:rgba(3,7,13,.7);backdrop-filter:blur(3px);
  opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;z-index:90;
}
.drawer-mask.open{opacity:1;visibility:visible}
.nav-drawer{
  position:fixed;top:0;right:0;width:min(320px,86vw);height:100%;z-index:95;
  background:var(--bg-2);border-left:1px solid var(--line);
  transform:translateX(100%);transition:transform .28s ease;
  padding:22px 20px;display:flex;flex-direction:column;gap:6px;overflow-y:auto;
}
.nav-drawer.open{transform:translateX(0)}
.nav-drawer .drawer-title{font-size:12px;color:var(--text-3);letter-spacing:1px;margin-bottom:8px}
.nav-drawer a.drawer-link{
  display:block;padding:11px 12px;border-radius:10px;color:var(--text-2);
  font-size:14.5px;border:1px solid transparent;
}
.nav-drawer a.drawer-link:hover,.nav-drawer a.drawer-link.active{
  color:var(--text);background:rgba(47,227,192,.08);border-color:rgba(47,227,192,.24);
}
.nav-drawer .drawer-foot{margin-top:auto;padding-top:18px;border-top:1px solid var(--line);display:flex;flex-direction:column;gap:12px}

/* ---------- Hero ---------- */
.hero{
  position:relative;padding:70px 0 76px;overflow:hidden;
  background:url('/assets/images/ec7dca444f130fc9.webp') center/cover no-repeat;
  border-bottom:1px solid var(--line);
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(6,11,20,.88) 0%,rgba(6,11,20,.94) 55%,var(--bg-0) 100%);
}
.hero::after{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(140,200,235,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(140,200,235,.04) 1px,transparent 1px);
  background-size:56px 56px;opacity:.9;pointer-events:none;
}
.hero .container{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:26px;align-items:start}
.glass{
  background:var(--glass);backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  border:1px solid var(--line);border-radius:var(--radius-lg);
  box-shadow:var(--shadow),inset 0 1px 0 rgba(255,255,255,.06);
}
.hero-main{padding:36px 34px 32px;position:relative;overflow:hidden}
.hero-main::before{
  content:"";position:absolute;top:-60px;right:-60px;width:220px;height:220px;border-radius:50%;
  background:radial-gradient(circle,rgba(47,227,192,.18),transparent 68%);pointer-events:none;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12px;letter-spacing:.6px;
  color:var(--primary);background:rgba(47,227,192,.1);border:1px solid rgba(47,227,192,.26);
  padding:5px 12px;border-radius:999px;margin-bottom:18px;
}
.hero h1{
  font-size:clamp(30px,4.4vw,50px);line-height:1.15;font-weight:700;letter-spacing:-.5px;
  margin:0 0 16px;
}
.hero h1 em{font-style:normal;color:var(--primary)}
.hero-sub{font-size:16px;color:var(--text-2);max-width:620px;margin-bottom:10px}
.hero-intro{font-size:14.5px;color:var(--text-3);max-width:640px;line-height:1.85;margin-bottom:26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:24px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px}
.tag-chip{
  display:inline-flex;align-items:center;gap:7px;font-size:12.5px;color:var(--text-2);
  padding:6px 13px;border-radius:999px;border:1px solid var(--line);background:rgba(14,26,43,.6);
}
.tag-chip i{
  width:6px;height:6px;border-radius:50%;background:var(--primary);display:inline-block;
  box-shadow:0 0 8px rgba(47,227,192,.8);
}
.tag-chip.amber i{background:var(--accent);box-shadow:0 0 8px rgba(245,165,36,.8)}
.hero-side{display:flex;flex-direction:column;gap:22px}
.hero-card{padding:18px;position:relative}
.hero-card-a{transform:translateY(0)}
.hero-card-b{transform:translateY(-16px)}
.hero-card-a .thumb{
  position:relative;border-radius:14px;overflow:hidden;border:1px solid var(--line);
  box-shadow:0 10px 26px -14px rgba(0,0,0,.9);
}
.hero-card-a .thumb img{width:100%;height:190px;object-fit:cover;border-radius:14px}
.hero-card-a .thumb::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(6,11,20,.05),rgba(6,11,20,.72));
}
.float-card{
  position:absolute;right:26px;bottom:58px;z-index:3;padding:12px 15px;border-radius:12px;
  background:rgba(10,18,32,.88);border:1px solid rgba(47,227,192,.3);
  box-shadow:0 12px 26px -12px rgba(0,0,0,.9);backdrop-filter:blur(10px);
  display:flex;flex-direction:column;gap:2px;min-width:150px;
}
.float-card .num{font-family:var(--mono);font-size:19px;font-weight:700;color:var(--primary);font-variant-numeric:tabular-nums}
.float-card .lbl{font-size:11.5px;color:var(--text-3);letter-spacing:.2px}
.hero-card-a .cap{padding:14px 4px 2px;font-size:13px;color:var(--text-3);line-height:1.7}
.hero-card-b .mini-title{
  font-size:13px;color:var(--text-2);display:flex;align-items:center;justify-content:space-between;
  margin-bottom:14px;
}
.hero-card-b .mini-title span:last-child{font-family:var(--mono);font-size:11px;color:var(--text-3)}
.slot-row{display:flex;align-items:center;gap:10px;margin-bottom:11px;font-size:12.5px;color:var(--text-2)}
.slot-row .slot-name{width:74px;flex-shrink:0;color:var(--text-3)}
.slot-bar{flex:1;height:6px;border-radius:4px;background:rgba(140,200,235,.1);overflow:hidden}
.slot-bar i{display:block;height:100%;border-radius:4px;background:linear-gradient(90deg,var(--primary-deep),var(--primary))}
.slot-row .slot-val{width:34px;text-align:right;font-family:var(--mono);font-size:11.5px;color:var(--primary);font-variant-numeric:tabular-nums}

/* ---------- 通用板块 ---------- */
main{display:block}
.section{padding:88px 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}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.section-kicker{
  display:inline-block;font-size:12px;letter-spacing:1.2px;color:var(--primary);
  margin-bottom:12px;text-transform:uppercase;
}
.section h2{font-size:clamp(22px,2.6vw,32px);line-height:1.3;font-weight:700;margin-bottom:14px}
.section-desc{font-size:14.5px;color:var(--text-2);line-height:1.85;max-width:760px}
.section-head.center .section-desc{margin:0 auto}

/* ---------- 指标看板 ---------- */
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.metric-card{
  padding:24px;border-radius:var(--radius);position:relative;overflow:hidden;
  background:var(--glass);border:1px solid var(--line);backdrop-filter:blur(14px);
  box-shadow:var(--shadow),inset 0 1px 0 rgba(255,255,255,.06);
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.metric-card:hover{transform:translateY(-3px);border-color:rgba(47,227,192,.4);box-shadow:var(--glow)}
.metric-card .m-label{font-size:12.5px;color:var(--text-3);margin-bottom:10px;letter-spacing:.2px}
.metric-card .m-num{
  font-family:var(--mono);font-size:32px;font-weight:700;color:var(--text);
  line-height:1.1;font-variant-numeric:tabular-nums;letter-spacing:-1px;
}
.metric-card .m-num small{font-size:13px;font-weight:500;color:var(--text-3);margin-left:4px;letter-spacing:0}
.metric-card .m-num.accent{color:var(--primary)}
.metric-card .m-note{font-size:12.5px;color:var(--text-2);margin-top:6px}
.trend{display:flex;align-items:flex-end;gap:3px;height:26px;margin-top:14px}
.trend i{flex:1;background:rgba(47,227,192,.25);border-radius:2px}
.trend i:nth-child(4n){background:rgba(47,227,192,.55)}
.trend i:nth-child(6n){background:rgba(245,165,36,.55)}

/* ---------- 服务矩阵 ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.card{
  padding:24px;border-radius:var(--radius);background:var(--glass);
  border:1px solid var(--line);backdrop-filter:blur(14px) saturate(120%);
  box-shadow:var(--shadow),inset 0 1px 0 rgba(255,255,255,.06);
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
  position:relative;display:flex;flex-direction:column;
}
.card:hover{transform:translateY(-3px);border-color:rgba(47,227,192,.38);box-shadow:var(--glow)}
.card-ico{
  width:40px;height:40px;border-radius:11px;display:flex;align-items:center;justify-content:center;
  background:rgba(47,227,192,.1);border:1px solid rgba(47,227,192,.22);margin-bottom:16px;
}
.card-ico svg{width:19px;height:19px;stroke:var(--primary);fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.card h3{font-size:17px;font-weight:600;margin-bottom:10px;line-height:1.45}
.card p{font-size:13.5px;color:var(--text-2);line-height:1.8}
.card .card-foot{margin-top:auto;padding-top:16px;display:flex;justify-content:flex-end}
.card .arrow{
  width:28px;height:28px;border-radius:9px;border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;color:var(--text-3);
  font-size:13px;transition:all .22s ease;
}
.card:hover .arrow{border-color:rgba(47,227,192,.5);color:var(--primary);transform:translateX(2px)}

/* ---------- 对比 ---------- */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.compare-col{
  padding:26px;border-radius:var(--radius-lg);border:1px solid var(--line);
  background:var(--glass-2);box-shadow:var(--shadow);
}
.compare-col.better{
  border-color:rgba(47,227,192,.34);
  background:linear-gradient(180deg,rgba(20,42,52,.72),rgba(14,26,43,.72));
  box-shadow:0 12px 34px -18px rgba(47,227,192,.6),inset 0 1px 0 rgba(255,255,255,.06);
}
.compare-col h3{font-size:16px;margin-bottom:18px;display:flex;align-items:center;gap:9px}
.compare-col .pill-tag{
  font-size:11.5px;padding:3px 9px;border-radius:999px;
  background:rgba(245,165,36,.13);color:var(--accent);border:1px solid rgba(245,165,36,.3);
}
.compare-col.better .pill-tag{background:rgba(47,227,192,.13);color:var(--primary);border-color:rgba(47,227,192,.3)}
.compare-list li{
  display:flex;gap:11px;padding:11px 0;font-size:13.5px;color:var(--text-2);
  border-bottom:1px dashed rgba(140,200,235,.1);line-height:1.7;
}
.compare-list li:last-child{border-bottom:0}
.compare-list li .mk{
  flex-shrink:0;width:18px;height:18px;border-radius:6px;display:flex;align-items:center;justify-content:center;
  font-size:11px;margin-top:2px;
}
.mk-no{background:rgba(245,165,36,.14);color:var(--accent);border:1px solid rgba(245,165,36,.28)}
.mk-yes{background:rgba(47,227,192,.14);color:var(--primary);border:1px solid rgba(47,227,192,.3)}

/* ---------- 检查项 ---------- */
.checks{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.check-item{
  padding:20px 18px;border-radius:var(--radius);border:1px solid var(--line);
  background:rgba(14,26,43,.62);transition:border-color .22s ease,transform .22s ease;
}
.check-item:hover{border-color:rgba(47,227,192,.4);transform:translateY(-2px)}
.check-item .c-idx{
  font-family:var(--mono);font-size:12px;color:var(--primary);letter-spacing:1px;margin-bottom:10px;
}
.check-item h4{font-size:14.5px;font-weight:600;margin-bottom:8px}
.check-item p{font-size:12.5px;color:var(--text-3);line-height:1.75}

/* ---------- 合规徽章 ---------- */
.badge-strip{
  display:flex;flex-wrap:wrap;gap:14px;padding:26px;border-radius:var(--radius-lg);
  border:1px solid var(--line);background:var(--glass-2);box-shadow:var(--shadow);
}
.badge-item{
  display:inline-flex;align-items:center;gap:9px;padding:9px 16px;border-radius:999px;
  border:1px solid var(--line);background:rgba(10,18,32,.7);font-size:13px;color:var(--text-2);
}
.badge-item svg{width:15px;height:15px;stroke:var(--primary);fill:none;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.badge-item.warn svg{stroke:var(--accent)}

/* ---------- 边界说明 ---------- */
.notice-band{
  display:flex;gap:18px;padding:26px 28px;border-radius:var(--radius-lg);
  border:1px solid rgba(245,165,36,.24);background:rgba(245,165,36,.06);
}
.notice-band .ni{
  flex-shrink:0;width:38px;height:38px;border-radius:11px;display:flex;align-items:center;justify-content:center;
  background:rgba(245,165,36,.13);border:1px solid rgba(245,165,36,.3);
}
.notice-band .ni svg{width:18px;height:18px;stroke:var(--accent);fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.notice-band h3{font-size:15.5px;margin-bottom:8px}
.notice-band p{font-size:13.5px;color:var(--text-2);line-height:1.85}

/* ---------- 时间线 ---------- */
.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative;margin-top:8px}
.timeline::before{
  content:"";position:absolute;left:0;right:0;top:15px;height:2px;
  background:linear-gradient(90deg,rgba(47,227,192,.85),rgba(47,227,192,.18),rgba(47,227,192,.04));
}
.tl-node{position:relative;padding:44px 18px 0 0}
.tl-dot{
  position:absolute;top:5px;left:0;width:22px;height:22px;border-radius:50%;
  background:var(--bg-0);border:2px solid rgba(47,227,192,.7);display:flex;align-items:center;justify-content:center;
  box-shadow:0 0 0 5px rgba(47,227,192,.07);
}
.tl-dot::after{content:"";width:7px;height:7px;border-radius:50%;background:var(--primary);box-shadow:0 0 8px rgba(47,227,192,.9)}
.tl-node .tl-time{font-family:var(--mono);font-size:12.5px;color:var(--primary);letter-spacing:.6px;margin-bottom:8px}
.tl-node h4{font-size:15px;margin-bottom:7px}
.tl-node p{font-size:13px;color:var(--text-3);line-height:1.75;max-width:230px}
.status-badge{
  display:inline-flex;align-items:center;gap:6px;margin-top:11px;font-size:11.5px;
  padding:3px 10px;border-radius:999px;background:rgba(47,227,192,.11);
  color:var(--primary);border:1px solid rgba(47,227,192,.26);
}
.status-badge.amber{background:rgba(245,165,36,.11);color:var(--accent);border-color:rgba(245,165,36,.26)}

/* ---------- 区域 + 时段 ---------- */
.region-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.panel{
  padding:26px;border-radius:var(--radius-lg);border:1px solid var(--line);
  background:var(--glass);backdrop-filter:blur(14px);box-shadow:var(--shadow);
}
.panel h3{font-size:16.5px;margin-bottom:6px}
.panel .panel-sub{font-size:13px;color:var(--text-3);margin-bottom:20px}
.region-cloud{display:flex;flex-wrap:wrap;gap:10px}
.region-chip{
  padding:8px 15px;border-radius:999px;font-size:13px;color:var(--text-2);
  border:1px solid var(--line);background:rgba(10,18,32,.6);cursor:pointer;
  transition:all .2s ease;
}
.region-chip:hover{border-color:rgba(47,227,192,.45);color:var(--primary)}
.region-chip.active{background:rgba(47,227,192,.14);border-color:rgba(47,227,192,.55);color:var(--primary);font-weight:600}
.slot-card{
  padding:14px 16px;border-radius:var(--radius);border:1px solid var(--line);
  background:rgba(10,18,32,.55);margin-bottom:12px;
}
.slot-card:last-child{margin-bottom:0}
.slot-card .sc-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:9px}
.slot-card .sc-time{font-family:var(--mono);font-size:13.5px;color:var(--text);letter-spacing:.4px}
.slot-card .sc-state{font-size:11.5px;color:var(--primary);background:rgba(47,227,192,.11);padding:2px 9px;border-radius:999px;border:1px solid rgba(47,227,192,.24)}
.slot-card .sc-state.amber{color:var(--accent);background:rgba(245,165,36,.1);border-color:rgba(245,165,36,.26)}
.slot-card .sc-desc{font-size:12.5px;color:var(--text-3);margin-top:8px}

/* ---------- 流程 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.step{
  padding:24px 22px;border-radius:var(--radius);border:1px solid var(--line);
  background:rgba(14,26,43,.6);position:relative;transition:all .22s ease;
}
.step:hover{border-color:rgba(47,227,192,.4);transform:translateY(-3px)}
.step-idx{
  width:38px;height:38px;border-radius:50%;border:1px solid rgba(47,227,192,.55);
  display:flex;align-items:center;justify-content:center;font-family:var(--mono);
  font-size:14px;color:var(--primary);margin-bottom:15px;background:rgba(47,227,192,.07);
}
.step h4{font-size:15px;margin-bottom:8px}
.step p{font-size:13px;color:var(--text-3);line-height:1.78}

/* ---------- 资讯列表 ---------- */
.news-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:34px;flex-wrap:wrap}
.news-head .section-head{margin-bottom:0}
.more-link{font-size:13.5px;color:var(--primary);display:inline-flex;align-items:center;gap:6px}
.more-link:hover{gap:10px;transition:gap .2s ease}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.news-card{
  border-radius:var(--radius);border:1px solid var(--line);background:var(--glass);
  backdrop-filter:blur(14px);box-shadow:var(--shadow);overflow:hidden;
  display:flex;flex-direction:column;transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.news-card:hover{transform:translateY(-3px);border-color:rgba(47,227,192,.4);box-shadow:var(--glow)}
.news-thumb{display:block;position:relative;overflow:hidden;border-radius:0}
.news-thumb img{width:100%;height:160px;object-fit:cover;border-radius:0;transition:transform .4s ease}
.news-card:hover .news-thumb img{transform:scale(1.04)}
.news-body{padding:18px 20px 20px;display:flex;flex-direction:column;flex:1}
.badge{
  display:inline-flex;align-self:flex-start;font-size:11.5px;padding:3px 10px;border-radius:999px;
  background:rgba(47,227,192,.12);color:var(--primary);border:1px solid rgba(47,227,192,.26);
  margin-bottom:10px;letter-spacing:.2px;
}
.badge-amber{background:rgba(245,165,36,.12);color:var(--accent);border-color:rgba(245,165,36,.26)}
.news-title{font-size:15.5px;font-weight:600;line-height:1.55;margin-bottom:8px}
.news-title a{color:var(--text);text-decoration:none}
.news-title a:hover{color:var(--primary)}
.news-desc{
  font-size:13px;color:var(--text-3);line-height:1.75;margin-bottom:14px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;
  font-size:12px;color:var(--text-3);font-family:var(--mono);font-variant-numeric:tabular-nums;
  padding-top:12px;border-top:1px solid rgba(140,200,235,.09);
}
.empty-state{
  text-align:center;padding:56px 20px;border-radius:var(--radius-lg);
  border:1px dashed rgba(140,200,235,.2);background:rgba(14,26,43,.5);
}
.empty-state svg{width:44px;height:44px;stroke:var(--text-3);fill:none;stroke-width:1.4;margin:0 auto 16px}
.empty-state p{font-size:14px;color:var(--text-3);margin-bottom:18px}

/* ---------- 关键词释义 ---------- */
.lex-card{padding:24px;border-radius:var(--radius);border:1px solid var(--line);background:var(--glass-2);box-shadow:var(--shadow)}
.lex-card h3{font-size:15.5px;margin-bottom:10px;color:var(--primary)}
.lex-card p{font-size:13.5px;color:var(--text-2);line-height:1.85}
.lex-card .lex-tip{
  margin-top:14px;padding-top:12px;border-top:1px dashed rgba(140,200,235,.14);
  font-size:12.5px;color:var(--text-3);
}

/* ---------- 快速解答胶囊 ---------- */
.quick-list{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.quick-item{
  border-radius:var(--radius);border:1px solid var(--line);background:rgba(14,26,43,.62);
  overflow:hidden;transition:border-color .22s ease;
}
.quick-item.open{border-color:rgba(47,227,192,.4)}
.quick-q{
  width:100%;text-align:left;background:transparent;border:0;cursor:pointer;
  padding:16px 20px;display:flex;align-items:center;justify-content:space-between;gap:14px;
  font-size:14px;color:var(--text);font-weight:600;
}
.quick-q .qi{
  flex-shrink:0;width:22px;height:22px;border-radius:50%;border:1px solid rgba(47,227,192,.45);
  color:var(--primary);font-size:14px;display:flex;align-items:center;justify-content:center;
  transition:transform .2s ease;
}
.quick-item.open .quick-q .qi{transform:rotate(45deg)}
.quick-a{max-height:0;overflow:hidden;transition:max-height .25s ease}
.quick-a p{padding:0 20px 16px;font-size:13px;color:var(--text-2);line-height:1.8}

/* ---------- FAQ ---------- */
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{
  width:100%;background:transparent;border:0;cursor:pointer;text-align:left;
  padding:22px 4px;display:flex;align-items:center;gap:16px;color:var(--text);
  font-size:15.5px;font-weight:600;line-height:1.6;transition:color .2s ease;
}
.faq-q:hover{color:var(--primary)}
.faq-mark{
  flex-shrink:0;width:24px;height:24px;border-radius:7px;display:flex;align-items:center;justify-content:center;
  border:1px solid rgba(47,227,192,.34);color:var(--primary);font-size:15px;line-height:1;
  transition:background .2s ease;
}
.faq-item.open .faq-mark{background:rgba(47,227,192,.14)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .22s ease}
.faq-a p{padding:0 4px 22px 40px;font-size:13.5px;color:var(--text-2);line-height:1.85;max-width:760px}

/* ---------- 反馈墙 ---------- */
.feedback{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.fb-card{
  padding:22px;border-radius:var(--radius);border:1px solid var(--line);
  background:var(--glass);box-shadow:var(--shadow);transition:transform .22s ease,border-color .22s ease;
}
.fb-card:nth-child(2){transform:translateY(14px)}
.fb-card:hover{border-color:rgba(47,227,192,.38);transform:translateY(-2px)}
.fb-card:nth-child(2):hover{transform:translateY(12px)}
.fb-top{display:flex;align-items:center;gap:11px;margin-bottom:13px}
.fb-avatar{
  width:36px;height:36px;border-radius:11px;display:flex;align-items:center;justify-content:center;
  font-size:14px;font-weight:700;color:#062A25;background:linear-gradient(140deg,#2FE3C0,#14A98F);
}
.fb-avatar.b{background:linear-gradient(140deg,#F5A524,#C97C0D);color:#231503}
.fb-avatar.c{background:linear-gradient(140deg,#7FB6E8,#3D6E9E);color:#04141F}
.fb-name{font-size:14px;font-weight:600}
.fb-role{font-size:11.5px;color:var(--text-3)}
.fb-stars{display:flex;gap:3px;margin-bottom:10px}
.fb-stars i{width:6px;height:6px;border-radius:50%;background:var(--primary);opacity:.85}
.fb-text{font-size:13px;color:var(--text-2);line-height:1.8}

/* ---------- 转化表单 ---------- */
.lead-wrap{display:grid;grid-template-columns:1fr 1.05fr;gap:28px;align-items:start}
.lead-info h2{margin-bottom:16px}
.lead-points{margin-top:22px;display:flex;flex-direction:column;gap:14px}
.lead-points li{display:flex;gap:12px;font-size:13.5px;color:var(--text-2);line-height:1.8}
.lead-points li .pi{
  flex-shrink:0;width:20px;height:20px;border-radius:6px;display:flex;align-items:center;justify-content:center;
  background:rgba(47,227,192,.12);border:1px solid rgba(47,227,192,.28);color:var(--primary);font-size:11px;margin-top:3px;
}
.form-card{
  padding:28px;border-radius:var(--radius-lg);border:1px solid var(--line);
  background:var(--glass);backdrop-filter:blur(14px);box-shadow:var(--shadow),inset 0 1px 0 rgba(255,255,255,.06);
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.field{margin-bottom:16px}
.field label{display:block;font-size:12.5px;color:var(--text-3);margin-bottom:7px;letter-spacing:.2px}
.field input,.field select,.field textarea{
  width:100%;padding:0 14px;height:44px;border-radius:var(--radius-sm);
  background:rgba(8,15,26,.85);border:1px solid var(--line);color:var(--text);
  font-size:14px;transition:border-color .2s ease,box-shadow .2s ease;appearance:none;
}
.field textarea{height:96px;padding:12px 14px;resize:vertical;line-height:1.7}
.field input::placeholder,.field textarea::placeholder{color:var(--text-3)}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:rgba(47,227,192,.6);box-shadow:0 0 0 3px rgba(47,227,192,.14);
}
.field select{
  background-image:url("data:image/svg+xml;charset=UTF-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%236E8299' d='M1 1l5 5 5-5'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 14px center;
}
.check-line{display:flex;align-items:flex-start;gap:10px;margin:4px 0 20px}
.check-line input{width:16px;height:16px;margin-top:3px;accent-color:var(--primary);flex-shrink:0}
.check-line span{font-size:12.5px;color:var(--text-3);line-height:1.7}
.form-foot{font-size:12px;color:var(--text-3);margin-top:14px;line-height:1.7}

/* ---------- 底部 CTA ---------- */
.cta-band{
  display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;
  padding:32px 34px;border-radius:var(--radius-lg);border:1px solid rgba(47,227,192,.24);
  background:linear-gradient(120deg,rgba(20,42,52,.8),rgba(14,26,43,.85));
  box-shadow:0 16px 40px -22px rgba(47,227,192,.65),inset 0 1px 0 rgba(255,255,255,.06);
}
.cta-band h3{font-size:20px;margin-bottom:8px}
.cta-band p{font-size:13.5px;color:var(--text-2)}
.cta-act{display:flex;align-items:center;gap:16px;flex-wrap:wrap}

/* ---------- 页脚 ---------- */
.site-footer{background:#04080F;border-top:1px solid var(--line);padding:64px 0 0;position:relative}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(47,227,192,.5),transparent);
}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:36px;padding-bottom:44px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-desc{font-size:13px;color:var(--text-3);line-height:1.85;max-width:300px}
.footer-col h4{font-size:13.5px;color:var(--text);margin-bottom:16px;letter-spacing:.4px}
.footer-col ul li{margin-bottom:10px}
.footer-col ul li a{font-size:13px;color:var(--text-3);transition:color .2s ease}
.footer-col ul li a:hover{color:var(--primary)}
.footer-col p{font-size:13px;color:var(--text-3);line-height:1.9}
.footer-meta{font-family:var(--mono);font-size:12.5px;color:var(--text-2);font-variant-numeric:tabular-nums}
.footer-bottom{
  border-top:1px solid var(--line);padding:20px 0;display:flex;align-items:center;
  justify-content:space-between;gap:16px;flex-wrap:wrap;
}
.footer-bottom p{font-size:12.5px;color:var(--text-3)}
.to-top{
  display:inline-flex;align-items:center;gap:7px;font-size:12.5px;color:var(--text-2);
  padding:7px 14px;border-radius:999px;border:1px solid var(--line);background:rgba(18,32,50,.6);
  cursor:pointer;transition:all .2s ease;
}
.to-top:hover{border-color:rgba(47,227,192,.5);color:var(--primary)}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .metrics{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .checks{grid-template-columns:repeat(3,1fr)}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
}
@media (max-width:991px){
  .section{padding:64px 0}
  .hero{padding:52px 0 60px}
  .hero-grid{grid-template-columns:1fr}
  .hero-card-b{transform:none}
  .hero-card-a .thumb img{height:210px}
  .float-card{bottom:64px}
  .region-grid{grid-template-columns:1fr}
  .lead-wrap{grid-template-columns:1fr}
  .timeline{grid-template-columns:repeat(2,1fr);row-gap:34px}
  .timeline::before{display:none}
  .tl-node{padding-top:0}
  .tl-dot{position:static;margin-bottom:14px}
  .tl-node p{max-width:none}
  .feedback{grid-template-columns:1fr}
  .fb-card:nth-child(2){transform:none}
  .fb-card:nth-child(2):hover{transform:translateY(-2px)}
  .nav-links{display:none}
  .nav-toggle{display:flex}
  .nav-right .status-dot{display:none}
  .nav-right .nav-cta{display:none}
  .nav-inner{justify-content:space-between}
  .nav-right{margin-left:auto}
}
@media (max-width:767px){
  .section{padding:48px 0}
  .container{padding:0 16px}
  .hero{padding:40px 0 48px}
  .hero-main{padding:24px 20px}
  .hero h1{font-size:30px}
  .grid-3,.grid-2,.compare,.news-grid,.steps,.quick-list,.form-row,.checks{grid-template-columns:1fr}
  .metrics{grid-template-columns:1fr}
  .brand-sub{display:none}
  .section-head{margin-bottom:30px}
  .cta-band{padding:24px 20px}
  .cta-act{width:100%}
  .cta-act .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .timeline{grid-template-columns:1fr}
  .badge-strip{padding:20px}
  .notice-band{flex-direction:column;gap:14px}
  .card,.metric-card,.panel,.form-card,.compare-col{padding:20px}
  .hero-actions .btn{width:100%}
  .faq-a p{padding-left:0}
  .float-card{position:static;margin-top:14px;right:auto;bottom:auto}
}
@media (max-width:480px){
  .hero h1{font-size:26px}
  .btn{width:100%}
  .hero-tags{gap:8px}
  .tag-chip{font-size:11.5px}
  .hero-card-a .thumb img{height:160px}
  .more-link{width:100%;justify-content:flex-start}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}

/* roulang page: category1 */
:root{
  --bg-0:#060B14;--bg-1:#0A1220;--bg-2:#0E1A2B;--bg-3:#101F33;
  --primary:#2FE3C0;--primary-deep:#14A98F;--accent:#F5A524;
  --text:#E8F1F8;--text-2:#A9BACC;--text-3:#6E8299;
  --line:rgba(140,200,235,0.12);
  --glass:rgba(18,32,50,0.55);--glass-2:rgba(14,26,43,0.72);
  --glow:0 0 0 1px rgba(47,227,192,.35),0 10px 28px -10px rgba(47,227,192,.55);
  --radius:16px;--radius-lg:20px;--radius-sm:10px;
  --shadow:0 10px 30px -14px rgba(0,0,0,.75);
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  --mono:"SFMono-Regular",Consolas,"Liberation Mono",Menlo,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--bg-0);color:var(--text);font-family:var(--font);
  font-size:15.5px;line-height:1.85;-webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;border-radius:12px}
a{color:var(--primary);text-decoration:none;text-underline-offset:3px;transition:color .2s ease}
a:hover{color:#68F2DA}
h1,h2,h3,h4{margin:0;line-height:1.3}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit;font-size:inherit;color:inherit;background:none;border:0;cursor:pointer}
input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
.num{font-variant-numeric:tabular-nums;font-family:var(--mono)}

/* ============ 顶部工具栏导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;height:60px;
  background:rgba(6,11,20,.72);backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  border-bottom:1px solid var(--line);
  box-shadow:0 1px 0 rgba(47,227,192,.06);
}
.nav-inner{height:60px;display:flex;align-items:center;gap:20px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:32px;height:32px;border-radius:10px;border:1px solid rgba(47,227,192,.5);
  background:linear-gradient(150deg,rgba(47,227,192,.22),rgba(20,169,143,.06));
  display:flex;align-items:center;justify-content:center;position:relative;flex-shrink:0;
}
.brand-mark::after{
  content:"";width:8px;height:8px;border-radius:50%;background:var(--primary);
  box-shadow:0 0 10px 2px rgba(47,227,192,.7);
}
.brand-text{display:flex;flex-direction:column;line-height:1.25}
.brand-main{font-size:15px;font-weight:700;color:var(--text)}
.brand-sub{font-size:11px;color:var(--text-3);letter-spacing:.2px;white-space:nowrap}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-links a{
  position:relative;display:inline-block;padding:8px 12px;color:var(--text-2);
  font-size:14px;border-radius:8px;transition:color .2s ease,background .2s ease;
}
.nav-links a:hover{color:var(--text);background:rgba(47,227,192,.07)}
.nav-links a.active{color:var(--text);font-weight:600}
.nav-links a.active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:-1px;height:2px;
  background:var(--primary);border-radius:2px;box-shadow:0 0 8px rgba(47,227,192,.7);
}
.nav-right{display:flex;align-items:center;gap:14px;margin-left:8px}
.status-dot{display:inline-flex;align-items:center;gap:7px;font-size:12.5px;color:var(--text-2);white-space:nowrap}
.status-dot .dot{
  width:8px;height:8px;border-radius:50%;background:var(--primary);
  box-shadow:0 0 0 3px rgba(47,227,192,.16);animation:pulse 2s infinite ease-in-out;
}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.55;transform:scale(.85)}}
.bell{
  position:relative;width:34px;height:34px;border-radius:9px;border:1px solid var(--line);
  background:rgba(18,32,50,.55);display:flex;align-items:center;justify-content:center;
  transition:border-color .2s ease,transform .2s ease;
}
.bell:hover{border-color:rgba(47,227,192,.5);transform:translateY(-1px)}
.bell svg{width:17px;height:17px;fill:none;stroke:var(--text-2);stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.bell-badge{
  position:absolute;top:-5px;right:-5px;min-width:17px;height:17px;padding:0 4px;
  border-radius:9px;background:var(--accent);color:#1A1204;font-size:10px;font-weight:700;
  display:flex;align-items:center;justify-content:center;line-height:1;
  font-family:var(--mono);
}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 22px;border-radius:var(--radius-sm);font-size:14px;font-weight:600;
  border:1px solid transparent;cursor:pointer;transition:all .22s ease;white-space:nowrap;
}
.btn-primary{background:var(--primary);color:#04221D;box-shadow:0 8px 22px -10px rgba(47,227,192,.85)}
.btn-primary:hover{background:#4DEBCE;color:#04221D;transform:translateY(-1px);box-shadow:var(--glow)}
.btn-primary:active{transform:translateY(1px);box-shadow:none}
.btn-ghost{background:rgba(18,32,50,.55);color:var(--text);border-color:var(--line)}
.btn-ghost:hover{border-color:rgba(47,227,192,.55);color:var(--primary);transform:translateY(-1px)}
.btn-sm{padding:8px 16px;font-size:13px;border-radius:9px}
.btn-block{width:100%}
.nav-cta{padding:9px 18px;font-size:13.5px}
.nav-toggle{
  display:none;width:38px;height:38px;border-radius:10px;border:1px solid var(--line);
  background:rgba(20,34,54,.6);cursor:pointer;align-items:center;justify-content:center;
}
.nav-toggle span{display:block;width:16px;height:2px;background:var(--text);border-radius:2px;position:relative}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:16px;height:2px;background:var(--text);border-radius:2px;
}
.nav-toggle span::before{top:-5px}
.nav-toggle span::after{top:5px}
.drawer-mask{
  position:fixed;inset:0;background:rgba(3,7,13,.7);backdrop-filter:blur(3px);
  opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;z-index:90;
}
.drawer-mask.open{opacity:1;visibility:visible}
.nav-drawer{
  position:fixed;top:0;right:0;width:min(320px,86vw);height:100%;z-index:95;
  background:var(--bg-2);border-left:1px solid var(--line);
  transform:translateX(100%);transition:transform .28s ease;
  padding:22px 20px;display:flex;flex-direction:column;gap:6px;overflow-y:auto;
}
.nav-drawer.open{transform:translateX(0)}
.nav-drawer .drawer-title{font-size:12px;color:var(--text-3);letter-spacing:1px;margin-bottom:8px}
.nav-drawer a.drawer-link{
  display:block;padding:11px 12px;border-radius:10px;color:var(--text-2);
  font-size:14.5px;border:1px solid transparent;
}
.nav-drawer a.drawer-link:hover,.nav-drawer a.drawer-link.active{
  color:var(--text);background:rgba(47,227,192,.08);border-color:rgba(47,227,192,.24);
}
.nav-drawer .drawer-foot{
  margin-top:auto;padding-top:18px;border-top:1px solid var(--line);
  display:flex;flex-direction:column;gap:12px;
}

/* ============ 分类页头 ============ */
.cat-hero{
  position:relative;overflow:hidden;padding:44px 0 40px;
  background:url('/assets/images/4bb9423a9b42dc14.webp') center/cover no-repeat;
  border-bottom:1px solid var(--line);
}
.cat-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(120deg,rgba(6,11,20,.95) 0%,rgba(10,18,32,.92) 60%,rgba(6,11,20,.96) 100%);
}
.cat-hero::after{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(140,200,235,.035) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(140,200,235,.035) 1px,transparent 1px);
  background-size:54px 54px;pointer-events:none;
}
.cat-hero .container{position:relative;z-index:2}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:12.5px;color:var(--text-3);margin-bottom:22px}
.crumbs a{color:var(--text-2)}
.crumbs a:hover{color:var(--primary)}
.crumbs .sep{opacity:.5}
.crumbs .now{color:var(--primary)}
.cat-hero-grid{display:grid;grid-template-columns:minmax(0,1fr) 380px;gap:32px;align-items:start}
.cat-hero-main{position:relative;padding-left:20px;max-width:640px}
.cat-hero-main::before{
  content:"";position:absolute;left:0;top:4px;bottom:4px;width:3px;border-radius:3px;
  background:linear-gradient(180deg,var(--primary),rgba(47,227,192,0));
  box-shadow:0 0 14px rgba(47,227,192,.6);
}
.cat-badge{
  display:inline-flex;align-items:center;gap:8px;font-size:12px;letter-spacing:.4px;
  color:var(--primary);background:rgba(47,227,192,.1);border:1px solid rgba(47,227,192,.28);
  padding:4px 12px;border-radius:999px;margin-bottom:14px;
}
.cat-hero h1{font-size:clamp(26px,3.6vw,40px);font-weight:700;letter-spacing:-.4px;line-height:1.22}
.cat-hero h1 em{font-style:normal;color:var(--primary)}
.cat-lede{margin-top:14px;color:var(--text-2);font-size:15px;max-width:540px}
.cat-stats{
  display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:26px;
}
.stat-chip{
  background:var(--glass);border:1px solid var(--line);border-radius:12px;
  padding:12px 14px;backdrop-filter:blur(10px);
}
.stat-chip .k{display:block;font-size:11.5px;color:var(--text-3);letter-spacing:.3px}
.stat-chip .v{display:block;font-size:19px;font-weight:700;color:var(--text);margin-top:2px}
.stat-chip .v small{font-size:11.5px;font-weight:500;color:var(--text-3);margin-left:2px}
.stat-chip.hl .v{color:var(--primary)}
.side-panel{
  background:var(--glass-2);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:22px;backdrop-filter:blur(14px) saturate(120%);
  box-shadow:var(--shadow),inset 0 1px 0 rgba(255,255,255,.06);
  position:relative;overflow:hidden;
}
.side-panel::after{
  content:"";position:absolute;top:0;right:0;width:60px;height:60px;
  background:linear-gradient(225deg,rgba(47,227,192,.18),transparent 68%);
  clip-path:polygon(100% 0,0 0,100% 100%);
}
.side-panel h2{font-size:15px;font-weight:700;margin-bottom:12px}
.side-list{display:flex;flex-direction:column;gap:10px}
.side-list li{
  display:flex;justify-content:space-between;gap:10px;font-size:13px;
  color:var(--text-2);padding-bottom:10px;border-bottom:1px dashed var(--line);
}
.side-list li:last-child{border-bottom:0;padding-bottom:0}
.side-list b{color:var(--primary);font-family:var(--mono);font-weight:700}
.side-note{margin-top:14px;font-size:12px;color:var(--text-3);line-height:1.7}

/* ============ 筛选工具栏 ============ */
.filter-wrap{position:sticky;top:60px;z-index:70;background:rgba(6,11,20,.9);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.filter-bar{
  display:flex;flex-wrap:wrap;align-items:center;gap:14px 22px;padding:14px 0;
}
.filter-group{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.filter-label{font-size:12px;color:var(--text-3);letter-spacing:.4px;white-space:nowrap}
.tag-btn{
  padding:6px 13px;border-radius:999px;font-size:12.5px;color:var(--text-2);
  border:1px solid var(--line);background:rgba(18,32,50,.5);
  transition:all .2s ease;white-space:nowrap;
}
.tag-btn:hover{color:var(--text);border-color:rgba(47,227,192,.4)}
.tag-btn.on{
  color:#04221D;background:var(--primary);border-color:var(--primary);
  box-shadow:0 6px 16px -8px rgba(47,227,192,.9);font-weight:600;
}
.sort-select{
  margin-left:auto;height:36px;padding:0 12px;border-radius:9px;
  background:rgba(18,32,50,.72);border:1px solid var(--line);color:var(--text-2);
  font-size:12.5px;outline:none;
}
.sort-select:focus{border-color:var(--primary);box-shadow:0 0 0 2px rgba(47,227,192,.16)}

/* ============ 通用板块 ============ */
.sec{padding:76px 0;border-bottom:1px solid var(--line);position:relative}
.sec-alt{background:var(--bg-1)}
.sec-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:34px}
.sec-title{font-size:clamp(21px,2.5vw,29px);font-weight:700;letter-spacing:-.3px}
.sec-title span{color:var(--primary)}
.sec-sub{margin-top:8px;font-size:13.5px;color:var(--text-3);max-width:620px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}

/* 列表卡片 */
.entry-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.entry-card{
  display:flex;flex-direction:column;gap:10px;padding:22px;border-radius:var(--radius);
  background:var(--glass);border:1px solid var(--line);
  backdrop-filter:blur(14px) saturate(120%);
  box-shadow:var(--shadow),inset 0 1px 0 rgba(255,255,255,.05);
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
  position:relative;overflow:hidden;
}
.entry-card::before{
  content:"";position:absolute;top:0;right:0;width:44px;height:44px;
  background:linear-gradient(225deg,rgba(47,227,192,.14),transparent 70%);
  clip-path:polygon(100% 0,0 0,100% 100%);
}
.entry-card:hover{
  transform:translateY(-3px);border-color:rgba(47,227,192,.34);
  box-shadow:0 16px 34px -18px rgba(47,227,192,.45),inset 0 1px 0 rgba(255,255,255,.07);
}
.card-top{display:flex;align-items:center;justify-content:space-between;gap:10px}
.badge{
  display:inline-flex;align-items:center;gap:5px;font-size:11.5px;padding:3px 10px;
  border-radius:999px;background:rgba(47,227,192,.12);color:var(--primary);
  border:1px solid rgba(47,227,192,.24);white-space:nowrap;line-height:1.7;
}
.badge.amber{background:rgba(245,165,36,.12);color:var(--accent);border-color:rgba(245,165,36,.28)}
.card-time{font-size:11.5px;color:var(--text-3);font-family:var(--mono);white-space:nowrap}
.entry-card h3{font-size:16px;font-weight:600;line-height:1.5}
.entry-desc{font-size:13px;color:var(--text-2);line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:auto;padding-top:6px}
.card-tags span{
  font-size:11px;color:var(--text-3);padding:2px 8px;border-radius:6px;
  background:rgba(140,200,235,.06);border:1px solid var(--line);
}
.card-link{
  display:inline-flex;align-items:center;gap:6px;font-size:12.5px;color:var(--primary);
  margin-top:10px;transition:gap .2s ease;
}
.card-link:hover{gap:10px;color:#68F2DA}
.more-row{display:flex;justify-content:center;margin-top:32px}

/* 标签云 */
.word-cloud{display:flex;flex-wrap:wrap;gap:10px}
.word{
  padding:7px 15px;border-radius:999px;font-size:13px;color:var(--text-2);
  background:var(--glass);border:1px solid var(--line);transition:all .2s ease;
}
.word:hover{color:var(--primary);border-color:rgba(47,227,192,.45);transform:translateY(-1px)}
.word.key{color:var(--primary);border-color:rgba(47,227,192,.3);background:rgba(47,227,192,.08)}

/* 判断要点横卡 */
.check-card{
  display:flex;gap:16px;padding:22px;border-radius:var(--radius);
  background:var(--glass);border:1px solid var(--line);
  backdrop-filter:blur(14px) saturate(120%);box-shadow:var(--shadow);
  transition:border-color .22s ease,transform .22s ease;
}
.check-card:hover{border-color:rgba(47,227,192,.34);transform:translateY(-2px)}
.check-icon{
  width:42px;height:42px;flex-shrink:0;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:rgba(47,227,192,.09);border:1px solid rgba(47,227,192,.22);
}
.check-icon svg{width:20px;height:20px;fill:none;stroke:var(--primary);stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.check-card h3{font-size:15.5px;font-weight:600;margin-bottom:6px}
.check-card p{font-size:13px;color:var(--text-2);line-height:1.8}

/* FAQ */
.faq-list{border-top:1px solid var(--line);max-width:900px}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 2px;text-align:left;font-size:15px;font-weight:600;color:var(--text);
  transition:color .2s ease;
}
.faq-q:hover{color:var(--primary)}
.faq-q .ic{font-size:18px;color:var(--primary);font-family:var(--mono);line-height:1;transition:transform .2s ease}
.faq-item.open .faq-q .ic{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .2s ease}
.faq-a p{font-size:13.5px;color:var(--text-2);padding:0 2px 18px;max-width:780px}

/* 更新节奏 */
.rhythm{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.rhythm-item{
  position:relative;padding:20px 20px 20px 24px;border-radius:var(--radius);
  background:var(--glass);border:1px solid var(--line);backdrop-filter:blur(12px);
}
.rhythm-item::before{
  content:"";position:absolute;left:10px;top:22px;bottom:22px;width:2px;border-radius:2px;
  background:linear-gradient(180deg,var(--primary),rgba(47,227,192,.05));
}
.rhythm-item .t{font-size:12px;color:var(--text-3);font-family:var(--mono)}
.rhythm-item h3{font-size:15px;font-weight:600;margin:6px 0 6px}
.rhythm-item p{font-size:12.5px;color:var(--text-2);line-height:1.75}
.rhythm-item .badge{margin-top:12px}

/* 相关文章 */
.rel-list{display:flex;flex-direction:column;gap:12px}
.rel-item{
  display:flex;align-items:center;gap:16px;padding:14px 18px;border-radius:14px;
  background:var(--glass);border:1px solid var(--line);transition:all .22s ease;
}
.rel-item:hover{border-color:rgba(47,227,192,.36);background:rgba(20,36,56,.7);transform:translateX(3px)}
.rel-thumb{width:96px;height:64px;border-radius:10px;object-fit:cover;flex-shrink:0;background:var(--bg-3)}
.rel-body{min-width:0;flex:1}
.rel-body h3{font-size:14.5px;font-weight:600;color:var(--text);margin-bottom:4px}
.rel-body span{font-size:12px;color:var(--text-3);font-family:var(--mono)}
.rel-arrow{color:var(--primary);font-size:16px;flex-shrink:0}

/* 底部提示条 */
.tip-bar{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;
  padding:20px 24px;border-radius:var(--radius);background:var(--glass-2);
  border:1px solid var(--line);backdrop-filter:blur(12px);
}
.tip-bar p{font-size:13.5px;color:var(--text-2)}
.tip-actions{display:flex;align-items:center;gap:16px}
.tip-actions a,.tip-actions button{font-size:13px;color:var(--primary);display:inline-flex;align-items:center;gap:6px}
.tip-actions a:hover,.tip-actions button:hover{color:#68F2DA}

/* ============ 页脚 ============ */
.site-footer{background:#040810;border-top:1px solid rgba(47,227,192,.16);padding:56px 0 0;position:relative}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(47,227,192,.55),transparent);
}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:34px;padding-bottom:36px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-desc{font-size:13px;color:var(--text-3);line-height:1.9;max-width:340px}
.footer-col h4{font-size:13px;color:var(--text);letter-spacing:.5px;margin-bottom:14px;font-weight:600}
.footer-col ul{display:flex;flex-direction:column;gap:9px}
.footer-col a{font-size:13px;color:var(--text-2)}
.footer-col a:hover{color:var(--primary)}
.footer-col p{font-size:12.5px;color:var(--text-3);line-height:1.9}
.footer-meta{color:var(--text-3);font-size:12px}
.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  padding:18px 0 26px;border-top:1px solid var(--line);font-size:12.5px;color:var(--text-3);
}
.to-top{
  display:inline-flex;align-items:center;gap:6px;font-size:12.5px;color:var(--text-2);
  padding:7px 14px;border-radius:9px;border:1px solid var(--line);background:rgba(18,32,50,.5);
  transition:all .2s ease;
}
.to-top:hover{color:var(--primary);border-color:rgba(47,227,192,.45);transform:translateY(-1px)}

/* ============ 响应式 ============ */
@media (max-width:1100px){
  .cat-hero-grid{grid-template-columns:1fr}
  .side-panel{max-width:520px}
  .entry-grid{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .rhythm{grid-template-columns:1fr}
}
@media (max-width:992px){
  .nav-links{display:none}
  .nav-toggle{display:flex}
  .status-dot{display:none}
  .nav-cta{display:none}
  .sec{padding:62px 0}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px}
}
@media (max-width:768px){
  .filter-wrap{position:static;backdrop-filter:none;background:var(--bg-1)}
  .filter-bar{gap:10px 14px;padding:12px 0}
  .sort-select{margin-left:0;width:100%}
  .entry-grid,.grid-3,.grid-2{grid-template-columns:1fr}
  .cat-stats{grid-template-columns:1fr 1fr}
  .sec{padding:52px 0}
  .sec-head{margin-bottom:24px}
  .cat-hero{padding:34px 0 32px}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .brand-sub{display:none}
  .cat-hero h1{font-size:25px}
  .cat-stats{grid-template-columns:1fr}
  .entry-card,.check-card{padding:16px}
  .footer-grid{grid-template-columns:1fr}
  .tip-bar{flex-direction:column;align-items:flex-start}
  .btn{width:100%}
  .nav-cta,.btn-sm{width:auto}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important}
}

/* roulang page: article */
:root{
  --bg-0:#060B14;--bg-1:#0A1220;--bg-2:#0E1A2B;--bg-3:#101F33;
  --primary:#2FE3C0;--primary-deep:#14A98F;--accent:#F5A524;
  --text:#E8F1F8;--text-2:#A9BACC;--text-3:#6E8299;
  --line:rgba(140,200,235,0.12);
  --glass:rgba(18,32,50,0.55);--glass-2:rgba(14,26,43,0.72);
  --glow:0 0 0 1px rgba(47,227,192,.35),0 10px 28px -10px rgba(47,227,192,.55);
  --radius:16px;--radius-lg:20px;--radius-sm:10px;
  --shadow:0 10px 30px -14px rgba(0,0,0,.75);
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  --mono:"SFMono-Regular",Consolas,"Liberation Mono",Menlo,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--bg-0);color:var(--text);font-family:var(--font);
  font-size:15.5px;line-height:1.85;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
img{display:block;max-width:100%;border-radius:12px}
a{color:var(--primary);text-decoration:none;text-underline-offset:3px;transition:color .2s ease}
a:hover{color:#68F2DA}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.2px}
p{margin:0}
ul,ol{margin:0}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:4px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
/* ---------- 顶部工具栏导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(6,11,20,.72);backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  border-bottom:1px solid var(--line);box-shadow:0 1px 0 rgba(47,227,192,.06);
}
.nav-inner{height:60px;display:flex;align-items:center;gap:20px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:32px;height:32px;border-radius:10px;border:1px solid rgba(47,227,192,.5);
  background:linear-gradient(150deg,rgba(47,227,192,.22),rgba(20,169,143,.06));
  display:flex;align-items:center;justify-content:center;position:relative;flex-shrink:0;
}
.brand-mark::after{
  content:"";width:8px;height:8px;border-radius:50%;background:var(--primary);
  box-shadow:0 0 10px 2px rgba(47,227,192,.7);
}
.brand-text{display:flex;flex-direction:column;line-height:1.25}
.brand-main{font-size:15px;font-weight:700;color:var(--text)}
.brand-sub{font-size:11px;color:var(--text-3);letter-spacing:.2px;white-space:nowrap}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-links a{
  position:relative;display:inline-block;padding:8px 12px;color:var(--text-2);
  font-size:14px;border-radius:8px;transition:color .2s ease,background .2s ease;
}
.nav-links a:hover{color:var(--text);background:rgba(47,227,192,.07)}
.nav-links a.active{color:var(--text);font-weight:600}
.nav-links a.active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:-1px;height:2px;
  background:var(--primary);border-radius:2px;box-shadow:0 0 8px rgba(47,227,192,.7);
}
.nav-right{display:flex;align-items:center;gap:14px;margin-left:8px}
.status-dot{display:inline-flex;align-items:center;gap:7px;font-size:12px;color:var(--text-3);white-space:nowrap}
.dot{width:8px;height:8px;border-radius:50%;background:var(--primary);box-shadow:0 0 0 3px rgba(47,227,192,.15);animation:pulse 2s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(47,227,192,.45)}70%{box-shadow:0 0 0 7px rgba(47,227,192,0)}100%{box-shadow:0 0 0 0 rgba(47,227,192,0)}}
.bell{
  position:relative;width:34px;height:34px;border-radius:9px;border:1px solid var(--line);
  background:rgba(18,32,50,.5);display:inline-flex;align-items:center;justify-content:center;
  cursor:pointer;transition:border-color .2s ease,background .2s ease;
}
.bell svg{width:17px;height:17px;fill:none;stroke:var(--text-2);stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.bell:hover{border-color:rgba(47,227,192,.5);background:rgba(47,227,192,.08)}
.bell:hover svg{stroke:var(--primary)}
.bell-badge{
  position:absolute;top:-5px;right:-5px;min-width:17px;height:17px;padding:0 4px;
  border-radius:9px;background:var(--accent);color:#1A1204;font-size:10px;font-weight:700;
  display:flex;align-items:center;justify-content:center;line-height:1;font-variant-numeric:tabular-nums;
}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 22px;border-radius:var(--radius-sm);font-size:14px;font-weight:600;
  border:1px solid transparent;cursor:pointer;transition:all .22s ease;white-space:nowrap;
}
.btn-primary{background:var(--primary);color:#04221D;box-shadow:0 8px 22px -10px rgba(47,227,192,.85)}
.btn-primary:hover{background:#4DEBCE;color:#04221D;transform:translateY(-1px);box-shadow:var(--glow)}
.btn-primary:active{transform:translateY(1px);box-shadow:none}
.btn-ghost{background:rgba(18,32,50,.55);color:var(--text);border-color:var(--line)}
.btn-ghost:hover{border-color:rgba(47,227,192,.55);color:var(--primary);transform:translateY(-1px)}
.btn-sm{padding:8px 16px;font-size:13px;border-radius:9px}
.btn-block{width:100%}
.nav-cta{padding:9px 18px;font-size:13.5px}
.nav-toggle{
  display:none;width:38px;height:38px;border-radius:10px;border:1px solid var(--line);
  background:rgba(20,34,54,.6);cursor:pointer;align-items:center;justify-content:center;
}
.nav-toggle span{display:block;width:16px;height:2px;background:var(--text);border-radius:2px;position:relative}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:16px;height:2px;background:var(--text);border-radius:2px;
}
.nav-toggle span::before{top:-5px}
.nav-toggle span::after{top:5px}
.drawer-mask{
  position:fixed;inset:0;background:rgba(3,7,13,.7);backdrop-filter:blur(3px);
  opacity:0;visibility:hidden;transition:opacity .25s ease,visibility .25s ease;z-index:90;
}
.drawer-mask.open{opacity:1;visibility:visible}
.nav-drawer{
  position:fixed;top:0;right:0;width:min(320px,86vw);height:100%;z-index:95;
  background:var(--bg-2);border-left:1px solid var(--line);
  transform:translateX(100%);transition:transform .28s ease;
  padding:22px 20px;display:flex;flex-direction:column;gap:6px;overflow-y:auto;
}
.nav-drawer.open{transform:translateX(0)}
.nav-drawer .drawer-title{font-size:12px;color:var(--text-3);letter-spacing:1px;margin-bottom:8px}
.nav-drawer a.drawer-link{
  display:block;padding:11px 12px;border-radius:10px;color:var(--text-2);
  font-size:14.5px;border:1px solid transparent;
}
.nav-drawer a.drawer-link:hover,.nav-drawer a.drawer-link.active{
  color:var(--text);background:rgba(47,227,192,.08);border-color:rgba(47,227,192,.24);
}
.nav-drawer .drawer-foot{margin-top:auto;padding-top:18px;border-top:1px solid var(--line);display:flex;flex-direction:column;gap:12px}
/* ---------- 文章页头部 ---------- */
.article-head{
  position:relative;padding:44px 0 34px;overflow:hidden;
  border-bottom:1px solid var(--line);
  background:
    radial-gradient(880px 300px at 18% -40%,rgba(47,227,192,.12),transparent 70%),
    linear-gradient(180deg,var(--bg-1) 0%,var(--bg-0) 100%);
}
.article-head::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(140,200,235,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(140,200,235,.035) 1px,transparent 1px);
  background-size:56px 56px;
}
.article-head .container{position:relative;z-index:2;max-width:1080px}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:12.5px;color:var(--text-3);margin-bottom:20px}
.breadcrumb a{color:var(--text-3)}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb .sep{color:rgba(110,130,153,.55)}
.breadcrumb .current{color:var(--text-2);max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12px;letter-spacing:1.4px;
  color:var(--primary);border:1px solid rgba(47,227,192,.3);background:rgba(47,227,192,.07);
  padding:4px 12px;border-radius:999px;margin-bottom:16px;
}
.article-head h1{font-size:clamp(26px,3.6vw,42px);line-height:1.24;max-width:880px;letter-spacing:-.5px}
.meta-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px;font-size:12.5px;color:var(--text-3)}
.meta-row span{
  display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:999px;
  background:rgba(18,32,50,.6);border:1px solid var(--line);font-variant-numeric:tabular-nums;
}
.meta-row b{color:var(--text-2);font-weight:600}
/* ---------- 正文主体 ---------- */
.article-shell{padding:52px 0 72px;background:var(--bg-0)}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 288px;gap:38px;align-items:start;max-width:1080px}
.card{
  background:var(--glass);backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  border:1px solid var(--line);border-radius:var(--radius-lg);
  box-shadow:var(--shadow),inset 0 1px 0 rgba(255,255,255,.06);
  padding:24px;transition:border-color .22s ease,transform .22s ease,box-shadow .22s ease;
}
.card:hover{border-color:rgba(47,227,192,.3)}
.article-cover{margin:0 0 28px}
.article-cover img{
  width:100%;aspect-ratio:16/9;object-fit:cover;border:1px solid var(--line);
  border-radius:var(--radius);box-shadow:var(--shadow);
}
.article-cover figcaption{margin-top:10px;font-size:12.5px;color:var(--text-3)}
.key-points{position:relative;margin-bottom:32px;padding:22px 24px 22px 26px;border-radius:var(--radius);background:var(--glass);border:1px solid var(--line);box-shadow:var(--shadow),inset 0 1px 0 rgba(255,255,255,.06)}
.key-points::before{content:"";position:absolute;left:0;top:20px;bottom:20px;width:3px;border-radius:3px;background:linear-gradient(180deg,var(--primary),rgba(47,227,192,0))}
.key-points h2{font-size:13px;letter-spacing:1.4px;color:var(--primary);margin-bottom:12px}
.key-points ul{list-style:none;padding:0;display:grid;gap:10px}
.key-points li{position:relative;padding-left:18px;font-size:14px;color:var(--text-2);line-height:1.8}
.key-points li::before{
  content:"";position:absolute;left:0;top:10px;width:6px;height:6px;border-radius:2px;
  background:var(--primary);box-shadow:0 0 8px rgba(47,227,192,.6);
}
.article-body{font-size:16px;line-height:1.9;color:var(--text-2);max-width:760px}
.article-body > *:first-child{margin-top:0}
.article-body h2{
  position:relative;font-size:24px;color:var(--text);margin:38px 0 14px;padding-left:14px;
  line-height:1.42;scroll-margin-top:84px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:7px;bottom:7px;width:3px;border-radius:3px;
  background:var(--primary);box-shadow:0 0 10px rgba(47,227,192,.45);
}
.article-body h3{font-size:19px;color:var(--text);margin:26px 0 10px;line-height:1.5}
.article-body h4{font-size:16.5px;color:var(--text);margin:20px 0 8px}
.article-body p{margin:0 0 16px}
.article-body a{color:var(--primary);text-decoration:underline;text-decoration-color:rgba(47,227,192,.42)}
.article-body a:hover{text-decoration-color:var(--primary)}
.article-body ul,.article-body ol{margin:0 0 18px;padding-left:22px}
.article-body li{margin:6px 0}
.article-body ul li::marker{color:var(--primary)}
.article-body ol li::marker{color:var(--primary);font-variant-numeric:tabular-nums}
.article-body blockquote{
  margin:22px 0;padding:16px 20px;background:var(--glass-2);
  border-left:3px solid var(--primary);border-radius:0 12px 12px 0;color:var(--text-2);
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{width:100%;height:auto;margin:18px 0;border:1px solid var(--line);border-radius:12px}
.article-body figure{margin:18px 0}
.article-body figcaption{margin-top:8px;font-size:12.5px;color:var(--text-3)}
.article-body strong{color:var(--text);font-weight:600}
.article-body hr{border:none;border-top:1px solid var(--line);margin:30px 0}
.article-body table{width:100%;border-collapse:collapse;margin:20px 0;font-size:14px;border:1px solid var(--line)}
.article-body th,.article-body td{padding:10px 14px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.article-body th{background:rgba(47,227,192,.08);color:var(--text);font-weight:600}
.article-body tr:last-child td{border-bottom:none}
.article-body .note,.article-body .tip{
  display:block;margin:20px 0;padding:14px 18px;border-radius:12px;font-size:14px;
  background:rgba(47,227,192,.07);border:1px solid rgba(47,227,192,.26);color:var(--text-2);
}
.article-body .warn{
  display:block;margin:20px 0;padding:14px 18px;border-radius:12px;font-size:14px;
  background:rgba(245,165,36,.08);border:1px solid rgba(245,165,36,.3);color:var(--text-2);
}
.empty-state{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  padding:56px 20px;text-align:center;border:1px dashed var(--line);border-radius:var(--radius);
  background:var(--glass-2);
}
.empty-state svg{width:44px;height:44px;fill:none;stroke:var(--text-3);stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}
.empty-state p{font-size:15px;color:var(--text-2)}
/* 侧栏 */
.article-aside{position:sticky;top:82px;display:grid;gap:18px}
.toc{padding:20px 20px 18px}
.toc h3{font-size:12px;letter-spacing:1.4px;color:var(--text-3);margin-bottom:12px}
.toc-body{display:block}
.toc ol{list-style:none;padding:0;display:grid;gap:2px;counter-reset:toc}
.toc a{
  display:block;font-size:13.5px;color:var(--text-2);padding:7px 10px;border-radius:8px;
  border-left:2px solid transparent;line-height:1.55;transition:.2s ease;
}
.toc a:hover{background:rgba(47,227,192,.07);color:var(--text)}
.toc a.active{color:var(--primary);border-left-color:var(--primary);background:rgba(47,227,192,.08)}
.toc-toggle{
  display:none;width:100%;align-items:center;justify-content:space-between;
  background:transparent;border:none;cursor:pointer;padding:0 0 2px;
  font-size:13px;letter-spacing:1.2px;color:var(--text-3);
}
.toc-toggle .chev{transition:transform .25s ease;color:var(--primary)}
.toc.open .toc-toggle .chev{transform:rotate(180deg)}
.aside-card{padding:18px 20px}
.aside-card h4{font-size:13px;color:var(--text);margin-bottom:10px;letter-spacing:.4px}
.aside-note{font-size:12.8px;color:var(--text-3);line-height:1.85}
.aside-note b{color:var(--text-2);font-weight:600}
.aside-tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:12px}
.tag{
  display:inline-flex;align-items:center;padding:3px 10px;border-radius:999px;
  font-size:11.5px;letter-spacing:.2px;color:var(--primary);
  background:rgba(47,227,192,.1);border:1px solid rgba(47,227,192,.22);
}
.tag-amber{color:var(--accent);background:rgba(245,165,36,.1);border-color:rgba(245,165,36,.26)}
/* ---------- 通用板块 ---------- */
.section{padding:76px 0;border-top:1px solid var(--line)}
.section-alt{background:var(--bg-1)}
.sec-head{max-width:760px;margin-bottom:30px}
.sec-eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:11.5px;letter-spacing:1.6px;
  color:var(--primary);margin-bottom:12px;
}
.sec-eyebrow::before{content:"";width:18px;height:1px;background:var(--primary);opacity:.8}
.sec-head h2{font-size:clamp(22px,2.6vw,30px);line-height:1.32;margin-bottom:10px}
.sec-head p{font-size:14.5px;color:var(--text-2)}
.check-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.check-card{padding:22px}
.check-card .num{
  font-family:var(--mono);font-size:12.5px;color:var(--primary);letter-spacing:1px;
  display:inline-flex;align-items:center;justify-content:center;width:30px;height:30px;
  border-radius:50%;border:1px solid rgba(47,227,192,.4);background:rgba(47,227,192,.08);
  margin-bottom:14px;font-variant-numeric:tabular-nums;
}
.check-card h3{font-size:16.5px;margin-bottom:8px;color:var(--text)}
.check-card p{font-size:13.6px;color:var(--text-2);line-height:1.8}
/* 时间线 */
.timeline{display:grid;gap:14px;max-width:860px}
.tl-item{
  display:grid;grid-template-columns:150px 1fr auto;gap:18px;align-items:center;
  padding:18px 22px;border-radius:var(--radius);background:var(--glass);
  border:1px solid var(--line);box-shadow:var(--shadow),inset 0 1px 0 rgba(255,255,255,.05);
  transition:border-color .22s ease,transform .22s ease;
}
.tl-item:hover{border-color:rgba(47,227,192,.32);transform:translateY(-2px)}
.tl-time{font-family:var(--mono);font-size:13px;color:var(--primary);font-variant-numeric:tabular-nums;letter-spacing:.4px}
.tl-text{font-size:14px;color:var(--text-2)}
.tl-text b{color:var(--text);font-weight:600}
/* FAQ */
.faq-list{max-width:840px;border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item summary{
  list-style:none;cursor:pointer;position:relative;padding:18px 36px 18px 0;
  font-size:15.5px;font-weight:600;color:var(--text);transition:color .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";position:absolute;right:6px;top:15px;font-size:19px;font-weight:400;
  color:var(--primary);line-height:1;
}
.faq-item[open] summary::after{content:"−"}
.faq-item summary:hover{color:var(--primary)}
.faq-item p{padding:0 30px 20px 0;font-size:14px;color:var(--text-2);line-height:1.85}
/* 声明 */
.disclaimer{border-top:1px solid var(--line);background:var(--bg-1);padding:40px 0}
.disclaimer-inner{display:grid;grid-template-columns:auto 1fr;gap:18px;align-items:start;max-width:900px}
.disclaimer-inner svg{width:22px;height:22px;fill:none;stroke:var(--accent);stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;margin-top:4px}
.disclaimer-inner h3{font-size:14.5px;color:var(--text);margin-bottom:8px}
.disclaimer-inner p{font-size:13px;color:var(--text-3);line-height:1.85}
/* 底部转化 */
.cta-band{padding:36px 0 44px;border-top:1px solid var(--line);background:var(--bg-0)}
.cta-inner{
  display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;
  padding:28px 30px;border-radius:var(--radius-lg);
  background:linear-gradient(120deg,rgba(47,227,192,.13),rgba(14,26,43,.88));
  border:1px solid rgba(47,227,192,.28);
  box-shadow:var(--shadow),inset 0 1px 0 rgba(255,255,255,.06);
}
.cta-inner h2{font-size:clamp(19px,2.2vw,24px);margin-bottom:8px}
.cta-inner p{font-size:13.6px;color:var(--text-2)}
.cta-actions{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
/* ---------- 页脚 ---------- */
.site-footer{background:#04080F;border-top:1px solid var(--line);padding:56px 0 0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:32px;padding-bottom:36px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:12px}
.footer-desc{font-size:13.5px;color:var(--text-3);line-height:1.85;max-width:340px}
.footer-col h4{font-size:13px;letter-spacing:1px;color:var(--text);margin-bottom:14px}
.footer-col ul{list-style:none;padding:0;display:grid;gap:8px}
.footer-col li a{font-size:13.5px;color:var(--text-3)}
.footer-col li a:hover{color:var(--primary)}
.footer-col p{font-size:13px;color:var(--text-3);line-height:1.9}
.footer-meta{font-size:12.5px;color:var(--text-3)}
.footer-bottom{
  display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;
  border-top:1px solid var(--line);padding:18px 0 22px;font-size:12.5px;color:var(--text-3);
}
.to-top{
  background:transparent;border:1px solid var(--line);color:var(--text-2);
  border-radius:9px;padding:7px 14px;font-size:12.5px;cursor:pointer;transition:.2s ease;
}
.to-top:hover{border-color:rgba(47,227,192,.5);color:var(--primary)}
/* ---------- 响应式 ---------- */
@media (max-width:1100px){
  .article-layout{grid-template-columns:minmax(0,1fr) 250px;gap:28px}
  .check-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:991px){
  .nav-links{display:none}
  .nav-toggle{display:inline-flex}
  .nav-cta{display:none}
  .status-dot{display:none}
  .article-layout{grid-template-columns:1fr;gap:24px}
  .article-aside{position:static;order:-1}
  .toc-toggle{display:flex}
  .toc-body{max-height:0;overflow:hidden;transition:max-height .28s ease}
  .toc.open .toc-body{max-height:640px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px}
  .section{padding:64px 0}
  .article-shell{padding:40px 0 56px}
}
@media (max-width:767px){
  .brand-sub{display:none}
  .check-grid{grid-template-columns:1fr}
  .tl-item{grid-template-columns:1fr;gap:8px;align-items:start}
  .article-head{padding:32px 0 26px}
  .article-head h1{font-size:clamp(24px,6vw,32px)}
  .section{padding:48px 0}
  .article-shell{padding:32px 0 44px}
  .card{padding:18px}
  .cta-inner{padding:22px}
  .breadcrumb .current{white-space:normal}
}
@media (max-width:520px){
  .footer-grid{grid-template-columns:1fr}
  .btn{width:100%}
  .nav-right .btn{width:auto}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .meta-row span{font-size:12px}
  .article-head::after{display:none}
  .article-head h1{font-size:24px}
}
@media (prefers-reduced-motion:reduce){
  .dot{animation:none}
  *{transition:none!important;scroll-behavior:auto!important}
}