/* roulang page: index */
:root{
  --bg-0:#060B14;
  --bg-1:#0A1424;
  --bg-2:#101C30;
  --primary:#2E6BFF;
  --primary-hi:#5C8CFF;
  --accent:#22E0C0;
  --warn:#FFB13D;
  --t1:#EAF1FF;
  --t2:#A7B6D0;
  --t3:#6F8099;
  --line:rgba(255,255,255,.08);
  --line-hi:rgba(46,107,255,.42);
  --r-card:16px;
  --r-panel:20px;
  --r-btn:10px;
  --r-img:14px;
  --shadow-card:inset 0 1px 0 rgba(255,255,255,.06),0 20px 40px -24px rgba(0,0,0,.85);
  --glow-btn:0 0 0 1px rgba(46,107,255,.45),0 10px 30px -8px rgba(46,107,255,.55);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background-color:var(--bg-0);
  color:var(--t1);
  font-family:"HarmonyOS Sans","PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.9;
  letter-spacing:-0.01em;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
  padding-bottom:66px;
}
body::before{
  content:"";position:fixed;inset:0;z-index:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px);
  background-size:24px 24px;
  opacity:.55;
}
body::after{
  content:"";position:fixed;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(620px 420px at 10% -6%,rgba(46,107,255,.13),transparent 62%),
    radial-gradient(520px 380px at 92% 6%,rgba(34,224,192,.10),transparent 64%);
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
h1,h2,h3,h4{margin:0;line-height:1.3;letter-spacing:-0.01em}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
.num{font-family:Barlow,Inter,"HarmonyOS Sans",sans-serif;font-variant-numeric:tabular-nums;letter-spacing:0.02em}

.site-header,.site-main,.site-footer,.sticky-bar{position:relative;z-index:1}
.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
.wrap-hero{max-width:1280px}
@media(min-width:768px){.wrap{padding:0 28px}}
.section{padding:56px 0}
@media(min-width:768px){.section{padding:72px 0}}
@media(min-width:1024px){.section{padding:96px 0}}
.sec-head{margin-bottom:32px}
.sec-title{font-size:26px;font-weight:700}
@media(min-width:1024px){.sec-title{font-size:29px}}
.sec-desc{color:var(--t2);font-size:15px;margin-top:10px;max-width:720px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--accent);letter-spacing:.08em;text-transform:uppercase;margin-bottom:12px}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--accent);border-radius:2px}

/* ===== 导航 ===== */
.site-header{position:sticky;top:0;z-index:50;background:rgba(6,11,20,.82);backdrop-filter:blur(14px) saturate(140%);border-bottom:1px solid var(--line)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;height:68px}
.brand{display:flex;align-items:center;gap:10px;flex:none}
.brand-mark{width:36px;height:36px;border-radius:11px;display:grid;place-items:center;background:linear-gradient(150deg,rgba(46,107,255,.28),rgba(34,224,192,.14));border:1px solid rgba(46,107,255,.4);color:var(--primary-hi)}
.brand-text{display:flex;flex-direction:column;line-height:1.05}
.brand-main{font-size:18px;font-weight:800;color:var(--t1)}
.brand-sub{font-size:11px;color:var(--t3);letter-spacing:.22em;margin-top:3px}
.nav-links{display:none;align-items:center;gap:4px}
@media(min-width:1024px){.nav-links{display:flex}}
.nav-link{position:relative;padding:10px 14px;font-size:15px;font-weight:500;color:var(--t2);border-radius:8px;transition:color .2s,background .2s}
.nav-link:hover{color:var(--t1);background:rgba(46,107,255,.10)}
.nav-link.is-active{color:var(--t1)}
.nav-link.is-active::after{content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;border-radius:2px;background:var(--accent)}
.nav-right{display:flex;align-items:center;gap:10px}
.mega-wrap{position:relative}
.mega-trigger{display:flex;align-items:center;gap:7px;padding:9px 15px;border-radius:var(--r-btn);border:1px solid var(--line);font-size:14px;color:var(--t2);transition:.22s}
.mega-trigger:hover,.mega-wrap.is-open .mega-trigger{border-color:var(--line-hi);color:var(--t1);background:rgba(46,107,255,.10)}
.mega-panel{
  position:absolute;right:0;top:calc(100% + 12px);width:760px;max-width:86vw;
  background:rgba(10,20,36,.94);backdrop-filter:blur(16px) saturate(140%);
  border:1px solid var(--line);border-radius:var(--r-panel);
  box-shadow:0 30px 60px -30px rgba(0,0,0,.9);
  padding:22px 24px 24px;
  display:grid;grid-template-columns:1.1fr 1fr 1.2fr;gap:22px;
  opacity:0;visibility:hidden;transform:translateY(-8px);transition:.22s;z-index:60;
}
.mega-panel::before{content:"";position:absolute;left:22px;right:22px;top:0;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--primary),var(--accent),transparent)}
.mega-wrap:hover .mega-panel,.mega-wrap.is-open .mega-panel{opacity:1;visibility:visible;transform:translateY(0)}
.mega-title{font-size:12px;letter-spacing:.14em;color:var(--t3);margin-bottom:10px}
.mega-list li a{display:flex;align-items:center;gap:8px;padding:8px 10px;border-radius:9px;font-size:14px;color:var(--t2);transition:.18s}
.mega-list li a:hover{background:rgba(46,107,255,.10);color:var(--t1);transform:translateX(-2px)}
.mega-time{font-size:12px;color:var(--t3);margin-left:auto}
.mega-card{display:block;padding:14px;border-radius:14px;border:1px solid var(--line);background:rgba(16,28,48,.7);transition:.22s}
.mega-card:hover{border-color:var(--line-hi);transform:translateY(-3px)}
.mega-card b{display:block;font-size:14px;margin-bottom:4px}
.mega-card span{font-size:12.5px;color:var(--t3)}
.burger{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:var(--r-btn);border:1px solid var(--line);color:var(--t2)}
@media(min-width:1024px){.burger{display:none}}
.drawer{position:fixed;inset:68px 0 0;background:rgba(6,11,20,.98);backdrop-filter:blur(10px);z-index:55;padding:22px 20px;overflow-y:auto;display:none;flex-direction:column;gap:8px}
.drawer.is-open{display:flex}
.drawer a{padding:14px 16px;border:1px solid var(--line);border-radius:12px;font-size:15px;color:var(--t2)}
.drawer a.is-active{color:var(--t1);border-color:var(--line-hi);background:rgba(46,107,255,.10)}

/* ===== 按钮 ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 22px;border-radius:var(--r-btn);font-size:15px;font-weight:600;transition:transform .18s,box-shadow .22s,background .22s,border-color .22s,color .22s;white-space:nowrap}
.btn-primary{background:var(--primary);color:#fff;box-shadow:var(--glow-btn),inset 0 1px 0 rgba(255,255,255,.28)}
.btn-primary:hover{background:var(--primary-hi);box-shadow:0 0 0 1px rgba(46,107,255,.6),0 16px 38px -10px rgba(46,107,255,.7),inset 0 1px 0 rgba(255,255,255,.3);transform:translateY(-1px)}
.btn-primary:active{transform:translateY(1px);box-shadow:0 0 0 1px rgba(46,107,255,.5),0 6px 16px -8px rgba(46,107,255,.6)}
.btn-ghost{background:transparent;border:1px solid rgba(255,255,255,.16);color:var(--primary-hi)}
.btn-ghost:hover{border-color:var(--primary);background:rgba(46,107,255,.12);color:var(--t1)}
.btn:focus-visible,a:focus-visible,summary:focus-visible,button:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.link-more{display:inline-flex;align-items:center;gap:6px;color:var(--primary-hi);font-size:14px;font-weight:600}
.link-more svg{transition:transform .2s}
.link-more:hover{text-decoration:underline}
.link-more:hover svg{transform:translateX(2px)}

/* ===== Hero ===== */
.hero{padding:44px 0 8px;position:relative}
@media(min-width:1024px){.hero{padding:64px 0 16px}}
.hero-grid{display:grid;gap:34px;align-items:center}
@media(min-width:1024px){.hero-grid{grid-template-columns:7fr 5fr;gap:44px}}
.badge-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.pill{display:inline-flex;align-items:center;gap:6px;padding:6px 13px;border-radius:999px;font-size:12.5px;color:var(--t2);border:1px solid var(--line);background:rgba(16,28,48,.6)}
.pill-accent{color:var(--accent);border-color:rgba(34,224,192,.35)}
.pill-warn{color:var(--warn);border-color:rgba(255,177,61,.35)}
.hero h1{font-size:34px;font-weight:800;line-height:1.22}
@media(min-width:768px){.hero h1{font-size:40px}}
@media(min-width:1280px){.hero h1{font-size:45px}}
.hero h1 em{font-style:normal;background:linear-gradient(92deg,var(--primary-hi),var(--accent));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-sub{margin-top:18px;font-size:16.5px;color:var(--t2);max-width:560px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-visual{position:relative}
.hero-shot{position:relative;border-radius:var(--r-panel);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-card)}
.hero-shot img{width:100%;aspect-ratio:16/11;object-fit:cover}
.hero-shot::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(6,11,20,.12),rgba(6,11,20,.72));border-radius:inherit}
.hero-shot-glow{position:absolute;inset:-1px;border-radius:var(--r-panel);border:1px solid rgba(34,224,192,.45);box-shadow:0 0 26px -6px rgba(34,224,192,.5);pointer-events:none}
.hero-data{position:absolute;left:18px;bottom:18px;z-index:2;display:flex;align-items:center;gap:12px;padding:12px 16px;border-radius:14px;background:rgba(10,20,36,.86);backdrop-filter:blur(12px);border:1px solid var(--line)}
.hero-data-num{font-size:24px;font-weight:800;color:var(--accent)}
.hero-data-label{font-size:12.5px;color:var(--t2);line-height:1.5}

/* ===== 卖点非对称 ===== */
.points{display:grid;gap:20px}
@media(min-width:1024px){.points{grid-template-columns:1fr 1fr;align-items:stretch}}
.point-big{background:linear-gradient(160deg,rgba(16,28,48,.92),rgba(10,20,36,.9));border:1px solid var(--line);border-radius:var(--r-card);padding:28px;box-shadow:var(--shadow-card);min-height:320px;display:flex;flex-direction:column;transition:.25s;position:relative;overflow:hidden}
.point-big:hover{transform:translateY(-4px);border-color:var(--line-hi)}
.point-big::after{content:"";position:absolute;left:0;top:0;height:1px;width:44%;background:linear-gradient(90deg,rgba(46,107,255,.9),transparent);opacity:0;transition:.3s}
.point-big:hover::after{opacity:1}
.point-side{display:grid;gap:20px}
.point-sm{background:rgba(10,20,36,.86);border:1px solid var(--line);border-radius:var(--r-card);padding:24px;box-shadow:var(--shadow-card);transition:.25s;position:relative;overflow:hidden}
.point-sm:hover{transform:translateY(-4px);border-color:var(--line-hi)}
.point-sm:hover::after,.point-big:hover::after{opacity:1}
.point-sm::after{content:"";position:absolute;left:0;top:0;height:1px;width:44%;background:linear-gradient(90deg,rgba(46,107,255,.9),transparent);opacity:0;transition:.3s}
.icon-box{width:40px;height:40px;border-radius:12px;display:grid;place-items:center;background:rgba(46,107,255,.13);border:1px solid rgba(46,107,255,.28);color:var(--primary-hi);margin-bottom:16px}
.point-title{font-size:18px;font-weight:700;margin-bottom:9px}
.point-text{color:var(--t2);font-size:14.5px;line-height:1.85}
.point-list{margin-top:18px;display:grid;gap:10px}
.point-list li{display:flex;gap:10px;font-size:14px;color:var(--t2)}
.point-list li svg{flex:none;margin-top:5px;color:var(--accent)}

/* ===== 场景演示 ===== */
.scene-grid{display:grid;gap:24px}
@media(min-width:1024px){.scene-grid{grid-template-columns:4fr 8fr;gap:28px}}
.scene-tabs{display:grid;gap:10px;align-content:start}
.scene-tab{position:relative;text-align:left;padding:16px 18px 16px 20px;border-radius:14px;border:1px solid transparent;background:rgba(10,20,36,.6);transition:.22s}
.scene-tab b{display:block;font-size:15px;font-weight:600;color:var(--t2)}
.scene-tab span{display:block;font-size:12.5px;color:var(--t3);margin-top:4px}
.scene-tab:hover{border-color:var(--line);background:rgba(16,28,48,.8)}
.scene-tab.is-active{background:rgba(16,28,48,.92);border-color:var(--line-hi)}
.scene-tab.is-active b{color:var(--t1)}
.scene-tab.is-active::before{content:"";position:absolute;left:0;top:12px;bottom:12px;width:3px;border-radius:3px;background:var(--accent);box-shadow:0 0 14px rgba(34,224,192,.6)}
.scene-stage{position:relative;border-radius:var(--r-panel);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-card);background:var(--bg-1)}
.scene-stage img{width:100%;aspect-ratio:16/10;object-fit:cover}
.scene-stage::after{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);background-size:26px 26px;pointer-events:none}
.scene-cap{position:absolute;left:0;right:0;bottom:0;z-index:2;padding:16px 20px;background:linear-gradient(180deg,transparent,rgba(6,11,20,.9));font-size:13.5px;color:var(--t2)}
.scene-note{margin-top:14px;font-size:13px;color:var(--t3)}

/* ===== 社会认同 ===== */
.stats{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden}
@media(min-width:768px){.stats{grid-template-columns:repeat(4,1fr)}}
.stat{background:rgba(10,20,36,.9);padding:24px 20px}
.stat-num{font-size:28px;font-weight:800;color:var(--t1)}
.stat-num span{font-size:15px;color:var(--accent);margin-left:2px}
.stat-label{font-size:13px;color:var(--t3);margin-top:6px}
.reviews{display:flex;gap:18px;margin-top:26px;overflow-x:auto;padding-bottom:8px;scroll-snap-type:x mandatory}
.review{flex:0 0 86%;scroll-snap-align:start;background:rgba(10,20,36,.86);border:1px solid var(--line);border-radius:var(--r-card);padding:22px;box-shadow:var(--shadow-card);transition:.25s}
@media(min-width:768px){.reviews{display:grid;grid-template-columns:repeat(3,1fr);overflow:visible;padding-bottom:0}.review{flex:none}}
.review:hover{border-color:var(--line-hi);transform:translateY(-3px)}
.review-head{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.avatar{width:40px;height:40px;border-radius:999px;display:grid;place-items:center;font-size:14px;font-weight:700;color:var(--primary-hi);background:rgba(46,107,255,.14);border:1px solid rgba(46,107,255,.3)}
.review-name{font-size:14.5px;font-weight:600}
.review-role{font-size:12px;color:var(--t3)}
.stars{display:flex;gap:3px;color:var(--warn);margin-bottom:10px}
.review-text{font-size:14px;color:var(--t2);line-height:1.8}

/* ===== 最新信息 ===== */
.latest-grid{display:grid;gap:20px}
@media(min-width:768px){.latest-grid{grid-template-columns:repeat(2,1fr)}}
.info-card{background:rgba(10,20,36,.86);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;box-shadow:var(--shadow-card);display:flex;flex-direction:column;transition:.25s}
.info-card:hover{transform:translateY(-4px);border-color:var(--line-hi)}
.info-cover{display:block;position:relative;overflow:hidden}
.info-cover img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .4s}
.info-card:hover .info-cover img{transform:scale(1.04)}
.info-badge{position:absolute;left:14px;top:14px;z-index:2}
.chip{display:inline-flex;align-items:center;padding:4px 11px;border-radius:999px;font-size:12px;color:var(--accent);border:1px solid rgba(34,224,192,.4);background:rgba(6,11,20,.7)}
.info-body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1}
.info-title{font-size:17px;font-weight:700;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.info-title a:hover{color:var(--primary-hi)}
.info-sum{font-size:13.5px;color:var(--t2);line-height:1.8;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.info-foot{display:flex;align-items:center;justify-content:space-between;margin-top:auto;padding-top:12px;border-top:1px solid var(--line);font-size:12.5px;color:var(--t3)}
.cms-empty{border:1px dashed var(--line);border-radius:var(--r-card);padding:44px 22px;text-align:center;color:var(--t3);font-size:14px;background:rgba(10,20,36,.6)}
.cms-empty svg{margin:0 auto 12px;color:var(--t3)}
.cms-empty .btn{margin-top:18px}

/* ===== FAQ ===== */
.faq-list{display:grid;gap:12px;max-width:900px}
.faq-item{background:rgba(10,20,36,.86);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;transition:.25s}
.faq-item[open]{border-color:var(--line-hi);box-shadow:inset 3px 0 0 var(--accent)}
.faq-item summary{display:flex;align-items:center;gap:14px;min-height:56px;padding:12px 22px;cursor:pointer;font-size:15.5px;font-weight:600}
.faq-item summary::-webkit-details-marker{display:none}
.faq-q{width:24px;height:24px;flex:none;border-radius:999px;display:grid;place-items:center;font-size:13px;background:rgba(46,107,255,.16);color:var(--primary-hi)}
.faq-a{padding:0 22px 22px 60px;font-size:15px;color:var(--t2);line-height:1.85}

/* ===== CTA ===== */
.cta-panel{position:relative;border-radius:var(--r-panel);border:1px solid var(--line);background:rgba(16,28,48,.72);backdrop-filter:blur(14px) saturate(140%);box-shadow:var(--shadow-card);padding:40px 28px;text-align:center;overflow:hidden}
@media(min-width:1024px){.cta-panel{padding:56px 96px}}
.cta-panel::before{content:"";position:absolute;left:22%;right:22%;top:0;height:2px;background:linear-gradient(90deg,transparent,var(--primary),var(--accent),transparent)}
.cta-panel h2{font-size:25px;font-weight:700}
.cta-panel p{color:var(--t2);font-size:15px;margin-top:14px}
.cta-panel .btn{margin-top:26px}

/* ===== 页脚 ===== */
.site-footer{border-top:1px solid var(--line);background:rgba(10,20,36,.7);margin-top:56px;padding:48px 0 0}
.foot-grid{display:grid;gap:32px;grid-template-columns:1fr}
@media(min-width:640px){.foot-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.foot-grid{grid-template-columns:1.3fr 1fr 1fr 1.1fr}}
.foot-brand p{color:var(--t3);font-size:13.5px;margin-top:14px;max-width:340px;line-height:1.85}
.foot-title{font-size:14px;font-weight:700;margin-bottom:16px;color:var(--t1)}
.foot-links{display:grid;gap:10px}
.foot-links a{font-size:13.5px;color:var(--t2);transition:.2s}
.foot-links a:hover{color:var(--primary-hi);transform:translateX(2px);display:inline-block}
.foot-contact{font-size:13.5px;color:var(--t2);display:grid;gap:10px}
.qr{width:96px;height:96px;border-radius:12px;border:1px solid var(--line);background:rgba(6,11,20,.6);display:grid;place-items:center;color:var(--t3);font-size:12px;margin-top:16px}
.foot-bottom{margin-top:40px;border-top:1px solid var(--line);padding:20px 0;display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;font-size:12.5px;color:var(--t3)}

/* ===== 固定转化条 ===== */
.sticky-bar{position:fixed;left:0;right:0;bottom:0;z-index:40;height:66px;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:0 20px;background:rgba(10,20,36,.88);backdrop-filter:blur(14px) saturate(140%);border-top:1px solid var(--line);transform:translateY(110%);opacity:0;transition:transform .35s ease,opacity .35s ease}
.sticky-bar.is-visible{transform:translateY(0);opacity:1}
.sticky-text{font-size:14px;color:var(--t2)}
.sticky-text b{color:var(--t1);font-weight:600}
@media(max-width:520px){.sticky-text{font-size:12.5px}.sticky-bar{padding:0 14px;gap:10px}.sticky-bar .btn{padding:0 16px;font-size:14px}}
@media(prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}

/* roulang page: category1 */
:root{
  --bg-0:#060B14;
  --bg-1:#0A1424;
  --bg-2:#101C30;
  --primary:#2E6BFF;
  --primary-hi:#5C8CFF;
  --accent:#22E0C0;
  --warn:#FFB13D;
  --t1:#EAF1FF;
  --t2:#A7B6D0;
  --t3:#6F8099;
  --line:rgba(255,255,255,.08);
  --line-hi:rgba(46,107,255,.42);
  --r-card:16px;
  --r-panel:20px;
  --r-btn:10px;
  --r-img:14px;
  --shadow-card:inset 0 1px 0 rgba(255,255,255,.06), 0 20px 40px -24px rgba(0,0,0,.85);
  --font-cn:"HarmonyOS Sans","PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  --font-num:"Barlow","Inter",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.9;
  color:var(--t1);
  background-color:var(--bg-0);
  background-image:
    radial-gradient(900px 520px at 10% -8%, rgba(46,107,255,.12), transparent 62%),
    radial-gradient(780px 460px at 92% 2%, rgba(34,224,192,.10), transparent 64%),
    linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size:auto,auto,24px 24px,24px 24px;
  padding-bottom:84px;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px}
::selection{background:rgba(46,107,255,.4)}

.wrap{max-width:1200px;margin:0 auto;padding:0 20px;width:100%}
.wrap-wide{max-width:1280px;margin:0 auto;padding:0 20px;width:100%}

/* ============ header ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(6,11,20,.82);
  backdrop-filter:blur(14px) saturate(140%);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;gap:24px;height:68px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
  color:var(--accent);
  background:linear-gradient(160deg,rgba(46,107,255,.30),rgba(34,224,192,.14));
  border:1px solid rgba(255,255,255,.12);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.14);
}
.brand-text{display:flex;flex-direction:column;line-height:1.08}
.brand-main{font-size:17px;font-weight:800;letter-spacing:-.01em;color:var(--t1)}
.brand-sub{font-size:11px;letter-spacing:.16em;color:var(--t3)}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:4px}
.nav-link{
  position:relative;padding:9px 13px;font-size:15px;font-weight:500;color:var(--t2);
  border-radius:8px;transition:color .2s ease,background .2s ease;
}
.nav-link:hover{color:var(--t1);background:rgba(255,255,255,.05)}
.nav-link.is-active{color:var(--t1)}
.nav-link.is-active::after{
  content:"";position:absolute;left:13px;right:13px;bottom:1px;height:2px;
  border-radius:2px;background:var(--accent);
}
.nav-more{position:relative;margin-left:auto}
.more-trigger{
  display:inline-flex;align-items:center;gap:7px;padding:9px 16px;border-radius:999px;
  border:1px solid var(--line);color:var(--t2);font-size:14px;font-weight:500;
  transition:color .2s,border-color .2s,background .2s;
}
.more-trigger:hover{color:var(--t1);border-color:var(--line-hi);background:rgba(46,107,255,.12)}
.more-trigger svg{transition:transform .2s}
.nav-more:hover .more-trigger svg,.nav-more.is-open .more-trigger svg{transform:rotate(180deg)}
.mega-panel{
  position:absolute;right:0;top:calc(100% + 14px);width:780px;max-width:calc(100vw - 40px);
  padding:22px;border-radius:var(--r-panel);
  background:rgba(10,20,36,.95);
  backdrop-filter:blur(14px) saturate(140%);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  border:1px solid var(--line);
  box-shadow:0 34px 70px -34px rgba(0,0,0,.92);
  opacity:0;visibility:hidden;transform:translateY(-6px);
  transition:opacity .22s ease,transform .22s ease,visibility .22s;
}
.mega-panel::before{
  content:"";position:absolute;left:22px;right:22px;top:0;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--primary),var(--accent));
}
.nav-more:hover .mega-panel,.nav-more:focus-within .mega-panel,.nav-more.is-open .mega-panel{
  opacity:1;visibility:visible;transform:translateY(0);
}
.mega-grid{display:grid;grid-template-columns:1fr 1fr 1.35fr;gap:24px}
.mega-title{font-size:12px;letter-spacing:.14em;color:var(--t3);margin-bottom:10px}
.mega-link{
  display:block;padding:7px 9px;margin-left:-9px;border-radius:8px;
  font-size:14px;color:var(--t2);transition:background .18s,color .18s,transform .18s;
}
.mega-link:hover{background:rgba(46,107,255,.10);color:var(--t1);transform:translateX(2px)}
.mega-entry{
  display:block;padding:14px;border-radius:14px;border:1px solid var(--line);
  background:rgba(255,255,255,.03);transition:border-color .2s,background .2s,transform .2s;
}
.mega-entry:hover{border-color:var(--line-hi);background:rgba(46,107,255,.10);transform:translateY(-2px)}
.mega-entry strong{display:block;font-size:14px;color:var(--t1);margin-bottom:4px}
.mega-entry span{font-size:13px;color:var(--t3);line-height:1.6;display:block}
.mega-time{font-family:var(--font-num);font-size:12px;color:var(--t3);margin-left:6px}
.menu-toggle{
  display:none;margin-left:auto;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);color:var(--t1);align-items:center;justify-content:center;
}
.menu-toggle:hover{border-color:var(--line-hi);background:rgba(46,107,255,.12)}
.mobile-drawer{
  display:none;position:fixed;left:0;right:0;top:68px;bottom:0;z-index:55;
  background:rgba(6,11,20,.97);backdrop-filter:blur(14px);
  padding:20px;overflow-y:auto;
}
.mobile-drawer.is-open{display:block}
.mobile-drawer a{
  display:block;padding:15px 14px;border-radius:12px;font-size:16px;color:var(--t1);
  border:1px solid transparent;
}
.mobile-drawer a:hover,.mobile-drawer a.is-active{
  border-color:var(--line-hi);background:rgba(46,107,255,.10);
}
.mobile-drawer .drawer-label{font-size:12px;letter-spacing:.14em;color:var(--t3);padding:18px 14px 8px}

/* ============ buttons ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;letter-spacing:.01em;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,border-color .18s ease,color .18s ease;
}
.btn-primary{
  color:#fff;background:var(--primary);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.22),0 0 0 1px rgba(46,107,255,.45),0 10px 30px -8px rgba(46,107,255,.55);
}
.btn-primary:hover{background:var(--primary-hi);transform:translateY(-1px);box-shadow:inset 0 1px 0 rgba(255,255,255,.28),0 0 0 1px rgba(92,140,255,.55),0 14px 36px -8px rgba(46,107,255,.62)}
.btn-primary:active{transform:translateY(1px);box-shadow:inset 0 1px 0 rgba(255,255,255,.2),0 0 0 1px rgba(46,107,255,.4),0 6px 16px -8px rgba(46,107,255,.5)}
.btn-ghost{
  color:var(--primary-hi);border:1px solid rgba(255,255,255,.16);background:transparent;
}
.btn-ghost:hover{border-color:var(--primary);background:rgba(46,107,255,.12);color:var(--t1)}
.btn-pill{border-radius:999px}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px}
.link-arrow{color:var(--primary-hi);font-size:14px;font-weight:600;display:inline-flex;align-items:center;gap:6px;transition:color .2s}
.link-arrow svg{transition:transform .2s}
.link-arrow:hover{color:var(--accent);text-decoration:underline}
.link-arrow:hover svg{transform:translateX(3px)}

/* ============ hero ============ */
.page-hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
.hero-bg{
  position:absolute;inset:0;background-size:cover;background-position:center;
  opacity:.5;filter:saturate(115%);
}
.hero-veil{
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(6,11,20,.78) 0%,rgba(6,11,20,.9) 55%,rgba(6,11,20,.96) 100%);
}
.hero-mesh{
  position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:24px 24px;
  mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 85%);
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 85%);
}
.hero-content{position:relative;z-index:1;padding:56px 0 52px;min-height:300px;display:flex;flex-direction:column;justify-content:center}
.crumb{font-size:13px;color:var(--t3);margin-bottom:14px}
.crumb a:hover{color:var(--t2)}
.h1-title{
  font-size:clamp(26px,3.6vw,42px);line-height:1.24;font-weight:800;letter-spacing:-.01em;
  margin:0 0 14px;color:var(--t1);max-width:880px;
}
.hero-sub{font-size:16px;color:var(--t2);max-width:760px;margin:0 0 22px}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px}
.pill{
  display:inline-flex;align-items:center;gap:7px;padding:6px 14px;border-radius:999px;
  font-size:13px;color:var(--t2);border:1px solid var(--line);background:rgba(255,255,255,.04);
}
.pill-accent{color:var(--accent);border-color:rgba(34,224,192,.35);background:rgba(34,224,192,.08)}
.pill-warn{color:var(--warn);border-color:rgba(255,177,61,.35);background:rgba(255,177,61,.08)}

/* ============ notice bar ============ */
.notice-bar{
  display:flex;align-items:center;gap:14px;flex-wrap:wrap;
  margin-top:26px;padding:12px 18px;border-radius:14px;
  border:1px solid var(--line);background:rgba(46,107,255,.08);
  font-size:14px;color:var(--t2);
}
.notice-dot{width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px rgba(34,224,192,.18);flex:0 0 auto}
.notice-bar strong{color:var(--t1);font-weight:600}
.notice-bar .notice-meta{margin-left:auto;font-family:var(--font-num);color:var(--t3);font-size:13px}

/* ============ layout ============ */
.cat-layout{display:grid;grid-template-columns:264px minmax(0,1fr);gap:36px;padding:72px 0 88px}
.toc{position:sticky;top:96px;align-self:start}
.toc-panel{
  border-radius:var(--r-panel);border:1px solid var(--line);background:rgba(10,20,36,.66);
  backdrop-filter:blur(14px) saturate(140%);
  box-shadow:var(--shadow-card);padding:20px 18px;
}
.toc-label{font-size:12px;letter-spacing:.14em;color:var(--t3);margin-bottom:12px}
.toc-link{
  display:block;position:relative;padding:9px 12px;border-radius:10px;
  font-size:14px;color:var(--t2);transition:background .2s,color .2s,transform .2s;
}
.toc-link::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:3px;height:0;border-radius:3px;background:var(--accent);transition:height .22s ease;
}
.toc-link:hover{background:rgba(255,255,255,.05);color:var(--t1)}
.toc-link.is-current{color:var(--t1);background:rgba(46,107,255,.12)}
.toc-link.is-current::before{height:18px;box-shadow:0 0 10px rgba(34,224,192,.7)}
.toc-tip{
  margin-top:16px;padding:14px;border-radius:12px;border:1px dashed rgba(255,255,255,.14);
  font-size:13px;color:var(--t3);line-height:1.7;
}

.main-col{display:flex;flex-direction:column;gap:64px;min-width:0}
.block{scroll-margin-top:104px}
.block-head{margin-bottom:26px}
.h2-title{
  position:relative;font-size:clamp(21px,2.4vw,28px);font-weight:700;line-height:1.32;
  letter-spacing:-.01em;margin:0 0 10px;padding-left:16px;color:var(--t1);
}
.h2-title::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:4px;
  background:var(--primary);box-shadow:0 0 14px rgba(46,107,255,.65);
}
.block-sub{font-size:14px;color:var(--t3);padding-left:16px;margin:0}

.lead{
  position:relative;padding:22px 24px;border-radius:var(--r-panel);
  border:1px solid var(--line);background:rgba(16,28,48,.62);
  backdrop-filter:blur(14px) saturate(140%);
  box-shadow:var(--shadow-card);
}
.lead::before{content:"";position:absolute;left:0;top:18px;bottom:18px;width:3px;border-radius:3px;background:var(--accent)}
.lead p{margin:0;font-size:15.5px;color:var(--t2)}
.lead p + p{margin-top:12px}

/* cards */
.card-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.cat-card{
  position:relative;overflow:hidden;display:flex;flex-direction:column;
  border-radius:var(--r-card);border:1px solid var(--line);
  background:rgba(16,28,48,.6);
  box-shadow:var(--shadow-card);
  transition:transform .22s ease,border-color .22s ease;
}
.cat-card::after{
  content:"";position:absolute;left:0;top:0;height:1px;width:0;
  background:linear-gradient(90deg,rgba(46,107,255,.8),rgba(34,224,192,.5));
  transition:width .3s ease;
}
.cat-card:hover{transform:translateY(-4px);border-color:var(--line-hi)}
.cat-card:hover::after{width:40%}
.card-cover{position:relative;aspect-ratio:16/9;overflow:hidden;border-bottom:1px solid var(--line)}
.card-cover img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.cat-card:hover .card-cover img{transform:scale(1.04)}
.card-cover::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(6,11,20,.05),rgba(6,11,20,.55))}
.card-body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:12px;flex:1}
.card-tag{
  align-self:flex-start;display:inline-flex;align-items:center;gap:6px;
  padding:4px 11px;border-radius:999px;font-size:12px;
  color:var(--accent);border:1px solid rgba(34,224,192,.35);background:rgba(34,224,192,.08);
}
.h3-title{font-size:19px;font-weight:600;line-height:1.4;margin:0;color:var(--t1)}
.card-desc{margin:0;font-size:14.5px;color:var(--t2);line-height:1.8}

/* points list */
.point-list{display:flex;flex-direction:column;gap:14px}
.point-item{
  display:flex;gap:16px;padding:18px 20px;border-radius:var(--r-card);
  border:1px solid var(--line);background:rgba(255,255,255,.025);
  transition:border-color .2s,background .2s;
}
.point-item:hover{border-color:var(--line-hi);background:rgba(46,107,255,.08)}
.point-num{
  flex:0 0 auto;width:34px;height:34px;border-radius:11px;display:grid;place-items:center;
  font-family:var(--font-num);font-size:15px;font-weight:700;color:var(--accent);
  background:rgba(34,224,192,.1);border:1px solid rgba(34,224,192,.28);
}
.point-item strong{display:block;font-size:16px;color:var(--t1);margin-bottom:4px;font-weight:600}
.point-item p{margin:0;font-size:14.5px;color:var(--t2)}

/* faq */
.faq-list{display:flex;flex-direction:column;gap:12px}
.faq-item{
  border-radius:var(--r-card);border:1px solid var(--line);
  background:rgba(255,255,255,.025);overflow:hidden;
  transition:border-color .22s,background .22s;
}
.faq-item[open]{border-color:var(--line-hi);background:rgba(46,107,255,.07);position:relative}
.faq-item[open]::before{content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:3px;background:var(--accent)}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;gap:14px;
  min-height:56px;padding:10px 20px;font-size:16px;font-weight:600;color:var(--t1);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-mark{
  flex:0 0 auto;width:24px;height:24px;border-radius:50%;display:grid;place-items:center;
  font-family:var(--font-num);font-size:13px;font-weight:700;color:var(--primary-hi);
  border:1px solid rgba(46,107,255,.45);background:rgba(46,107,255,.12);
}
.faq-item[open] .faq-mark{color:var(--accent);border-color:rgba(34,224,192,.5);background:rgba(34,224,192,.12)}
.faq-arrow{margin-left:auto;color:var(--t3);transition:transform .22s}
.faq-item[open] .faq-arrow{transform:rotate(180deg);color:var(--accent)}
.faq-body{padding:0 20px 20px 58px;font-size:15px;line-height:1.85;color:var(--t2)}
.faq-body p{margin:0}

/* cta */
.cta-panel{
  position:relative;overflow:hidden;border-radius:var(--r-panel);
  border:1px solid var(--line);background:rgba(16,28,48,.72);
  backdrop-filter:blur(14px) saturate(140%);
  box-shadow:var(--shadow-card);
  padding:48px 56px;text-align:center;
}
.cta-panel::before{
  content:"";position:absolute;inset:-40% -10% auto -10%;height:240px;
  background:radial-gradient(560px 200px at 50% 0,rgba(46,107,255,.22),transparent 70%);
}
.cta-panel > *{position:relative;z-index:1}
.cta-title{font-size:clamp(20px,2.4vw,26px);font-weight:700;margin:0 0 10px;color:var(--t1)}
.cta-text{margin:0 auto 24px;max-width:640px;font-size:15px;color:var(--t2)}
.cta-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* footer */
.site-footer{
  border-top:1px solid var(--line);
  background:rgba(10,20,36,.72);
  backdrop-filter:blur(14px) saturate(140%);
  margin-top:24px;
}
.foot-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:32px;
  padding:56px 0 40px;
}
.foot-brand .brand{margin-bottom:16px}
.foot-brand p{margin:0;font-size:14px;color:var(--t3);line-height:1.85;max-width:320px}
.foot-title{font-size:14px;font-weight:600;color:var(--t1);margin-bottom:16px}
.foot-links{display:flex;flex-direction:column;gap:10px}
.foot-links a{font-size:14px;color:var(--t2);transition:color .18s,transform .18s}
.foot-links a:hover{color:var(--accent);transform:translateX(2px)}
.foot-contact{display:flex;flex-direction:column;gap:10px;font-size:14px;color:var(--t2)}
.qr{
  margin-top:16px;width:96px;height:96px;border-radius:12px;display:grid;place-items:center;
  font-size:12px;color:var(--t3);border:1px dashed rgba(255,255,255,.18);background:rgba(255,255,255,.03);
}
.foot-bottom{
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:18px 0 26px;border-top:1px solid var(--line);
  font-size:13px;color:var(--t3);
}

/* sticky cta */
.sticky-cta{
  position:fixed;left:0;right:0;bottom:0;z-index:40;
  background:rgba(10,20,36,.9);
  backdrop-filter:blur(14px) saturate(140%);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  border-top:1px solid var(--line);
  transform:translateY(110%);opacity:0;pointer-events:none;
  transition:transform .32s ease,opacity .32s ease;
}
.sticky-cta.is-visible{transform:translateY(0);opacity:1;pointer-events:auto}
.sticky-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;height:64px}
.sticky-text{font-size:14px;color:var(--t2)}
.sticky-text strong{color:var(--t1);font-weight:600}

/* responsive */
@media (max-width:1023px){
  .nav-links,.nav-more{display:none}
  .menu-toggle{display:inline-flex}
  .cat-layout{grid-template-columns:1fr;gap:36px;padding:48px 0 64px}
  .toc{position:static}
  .toc-panel{padding:16px}
  .toc-links{display:flex;gap:8px;overflow-x:auto;padding-bottom:4px;scrollbar-width:thin}
  .toc-links .toc-link{white-space:nowrap;border:1px solid var(--line)}
  .toc-tip{display:none}
  .mega-panel{display:none}
}
@media (max-width:767px){
  body{font-size:15.5px;padding-bottom:78px}
  .foot-grid{grid-template-columns:1fr 1fr;gap:28px;padding:44px 0 32px}
  .cta-panel{padding:34px 22px}
  .cat-layout{padding:40px 0 56px}
  .card-grid{grid-template-columns:1fr}
  .hero-content{padding:44px 0 40px;min-height:260px}
  .main-col{gap:52px}
  .notice-bar .notice-meta{margin-left:0}
}
@media (max-width:519px){
  .wrap,.wrap-wide{padding:0 16px}
  .foot-grid{grid-template-columns:1fr;gap:24px}
  .sticky-inner{height:60px}
  .sticky-text{font-size:13px;max-width:52%}
  .faq-body{padding:0 16px 18px 16px}
  .faq-item summary{padding:10px 16px;font-size:15px}
  .point-item{padding:16px}
  .card-body{padding:18px}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important}
  html{scroll-behavior:auto}
}

/* roulang page: article */
:root{
  --bg-0:#060B14;
  --bg-1:#0A1424;
  --bg-2:#101C30;
  --primary:#2E6BFF;
  --primary-hi:#5C8CFF;
  --accent:#22E0C0;
  --warn:#FFB13D;
  --t1:#EAF1FF;
  --t2:#A7B6D0;
  --t-body:#C6D4EA;
  --t3:#6F8099;
  --line:rgba(255,255,255,.08);
  --line-hi:rgba(46,107,255,.42);
  --r-card:16px;
  --r-panel:20px;
  --r-btn:10px;
  --r-img:14px;
  --shadow-card:inset 0 1px 0 rgba(255,255,255,.06), 0 20px 40px -24px rgba(0,0,0,.85);
  --font-cn:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  --font-num:"Barlow","Inter",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background-color:var(--bg-0);
  color:var(--t1);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.7;
  padding-bottom:84px;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:24px 24px;
}
body::after{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background:
    radial-gradient(620px 420px at 10% -6%,rgba(46,107,255,.13),transparent 70%),
    radial-gradient(540px 380px at 94% 6%,rgba(34,224,192,.09),transparent 70%);
}
.site-header,.site-main,.site-footer,.sticky-bar{position:relative;z-index:1}
.sticky-bar{z-index:50}

.wrap{max-width:1200px;margin:0 auto;padding:0 28px}
.narrow{max-width:820px}

/* 导航 */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(6,11,20,.76);
  backdrop-filter:blur(14px) saturate(140%);
  border-bottom:1px solid var(--line);
}
.nav-wrap{display:flex;align-items:center;gap:22px;height:72px}
.brand{display:flex;align-items:center;gap:12px;flex:none}
.brand-mark{
  width:40px;height:40px;border-radius:12px;
  display:grid;place-items:center;
  color:var(--primary-hi);
  background:linear-gradient(160deg,rgba(46,107,255,.22),rgba(34,224,192,.08));
  border:1px solid rgba(46,107,255,.35);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.12);
}
.brand-text{display:flex;align-items:baseline;gap:6px}
.brand-main{font-size:19px;font-weight:800;letter-spacing:-.01em;color:var(--t1)}
.brand-sub{
  font-size:11px;font-weight:600;letter-spacing:.14em;
  color:var(--accent);
  padding:2px 6px;border:1px solid rgba(34,224,192,.35);border-radius:999px;
}
.nav-links{display:flex;align-items:center;gap:2px;margin-left:8px}
.nav-link{
  position:relative;
  display:inline-flex;align-items:center;
  height:40px;padding:0 14px;border-radius:10px;
  font-size:15px;font-weight:500;color:var(--t2);
  transition:color .2s ease,background .2s ease;
}
.nav-link:hover{color:var(--t1);background:rgba(46,107,255,.10)}
.nav-link:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.nav-link.is-active{color:var(--t1)}
.nav-link.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;
  background:var(--accent);border-radius:2px;
}
.nav-actions{margin-left:auto;display:flex;align-items:center;gap:10px}

.mega{position:relative}
.mega-trigger{
  display:inline-flex;align-items:center;gap:7px;
  height:40px;padding:0 16px;border-radius:10px;
  background:rgba(255,255,255,.03);
  border:1px solid var(--line);
  color:var(--t2);font-size:14px;font-weight:600;cursor:pointer;
  transition:border-color .2s ease,color .2s ease,background .2s ease;
}
.mega-trigger:hover{border-color:var(--line-hi);color:var(--t1);background:rgba(46,107,255,.12)}
.mega-trigger:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.mega-trigger svg{transition:transform .2s ease}
.mega.is-open .mega-trigger svg{transform:rotate(180deg)}
.mega-panel{
  position:absolute;right:0;top:calc(100% + 12px);
  width:780px;max-width:min(780px,calc(100vw - 40px));
  padding:24px;
  border-radius:var(--r-panel);
  background:linear-gradient(180deg,rgba(16,28,48,.96),rgba(10,20,36,.96));
  border:1px solid var(--line);
  box-shadow:var(--shadow-card);
  backdrop-filter:blur(14px) saturate(140%);
  opacity:0;visibility:hidden;transform:translateY(-8px);
  transition:opacity .22s ease,transform .22s ease,visibility .22s ease;
}
.mega-panel::before{
  content:"";position:absolute;left:0;right:0;top:0;height:2px;border-radius:2px 2px 0 0;
  background:linear-gradient(90deg,var(--primary),rgba(46,107,255,0));
}
.mega.is-open .mega-panel{opacity:1;visibility:visible;transform:translateY(0)}
.mega-grid{display:grid;grid-template-columns:1fr 1fr 260px;gap:24px}
.mega-title{
  font-size:12px;font-weight:700;letter-spacing:.12em;color:var(--t3);
  text-transform:uppercase;margin-bottom:12px;
}
.mega-link{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:9px 12px;border-radius:10px;
  font-size:14px;color:var(--t2);
  transition:background .2s ease,color .2s ease,transform .2s ease;
}
.mega-link:hover{background:rgba(46,107,255,.10);color:var(--t1);transform:translateX(2px)}
.mega-time{font-family:var(--font-num);font-size:12px;color:var(--t3)}
.mega-cards{display:grid;gap:12px}
.mega-card{
  display:block;padding:16px;border-radius:14px;
  background:rgba(255,255,255,.03);
  border:1px solid var(--line);
  transition:border-color .2s ease,transform .2s ease;
}
.mega-card:hover{border-color:var(--line-hi);transform:translateY(-2px)}
.mega-card strong{display:block;font-size:14px;color:var(--t1);margin-bottom:6px}
.mega-card span{font-size:12.5px;color:var(--t3);line-height:1.6}

.nav-toggle{
  display:none;width:42px;height:42px;border-radius:10px;
  align-items:center;justify-content:center;
  background:rgba(255,255,255,.03);border:1px solid var(--line);
  color:var(--t1);cursor:pointer;
}
.nav-toggle:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

/* 文章头部 */
.article-hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
.hero-media{position:absolute;inset:0;z-index:0}
.hero-media img{width:100%;height:100%;object-fit:cover;opacity:.30}
.hero-veil{
  position:absolute;inset:0;z-index:0;
  background:linear-gradient(180deg,rgba(6,11,20,.62),rgba(6,11,20,.94));
}
.hero-inner{position:relative;z-index:1;padding:34px 0 46px}
.crumbs{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:13px;color:var(--t3)}
.crumbs a{color:var(--t3);transition:color .2s ease}
.crumbs a:hover{color:var(--primary-hi)}
.crumbs .sep{color:rgba(255,255,255,.18)}
.crumbs .cur{color:var(--t2);max-width:340px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.article-hero h1{
  margin-top:20px;
  font-size:clamp(27px,3.3vw,40px);
  line-height:1.24;
  font-weight:800;
  letter-spacing:-.01em;
  color:var(--t1);
  max-width:900px;
}
.hero-meta{display:flex;align-items:center;flex-wrap:wrap;gap:12px;margin-top:20px;font-size:13.5px;color:var(--t3)}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  height:28px;padding:0 12px;border-radius:999px;
  font-size:12.5px;font-weight:600;letter-spacing:.02em;
}
.badge-accent{color:var(--accent);border:1px solid rgba(34,224,192,.38);background:rgba(34,224,192,.08)}
.badge-warn{color:var(--warn);border:1px solid rgba(255,177,61,.38);background:rgba(255,177,61,.08)}
.meta-sep{color:rgba(255,255,255,.16)}
.meta-num{font-family:var(--font-num);letter-spacing:.02em}

/* 导语 */
.lead-panel{
  position:relative;
  margin-top:40px;
  padding:22px 26px 22px 28px;
  border-radius:var(--r-panel);
  background:rgba(255,255,255,.035);
  border:1px solid var(--line);
  box-shadow:var(--shadow-card);
  backdrop-filter:blur(14px) saturate(140%);
}
.lead-panel::before{
  content:"";position:absolute;left:0;top:18px;bottom:18px;width:3px;border-radius:3px;
  background:linear-gradient(180deg,var(--primary),var(--accent));
}
.lead-panel p{font-size:15.5px;line-height:1.95;color:var(--t2)}

/* 正文 */
.section{padding:56px 0}
.section-tight{padding:36px 0}
.article-body{
  max-width:760px;margin:0 auto;
  font-size:16px;line-height:1.9;color:var(--t-body);
}
.article-body>*+*{margin-top:20px}
.article-body h2{
  position:relative;
  font-size:clamp(22px,2.4vw,28px);
  line-height:1.32;font-weight:700;color:var(--t1);
  padding-left:14px;margin-top:48px;
  letter-spacing:-.01em;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:3px;
  background:var(--primary);box-shadow:0 0 14px rgba(46,107,255,.7);
}
.article-body h3{
  font-size:20px;line-height:1.4;font-weight:600;color:var(--primary-hi);
  margin-top:34px;
}
.article-body h4{font-size:17px;font-weight:600;color:var(--t1);margin-top:26px}
.article-body p{color:var(--t-body)}
.article-body strong{color:var(--t1)}
.article-body a{color:var(--primary-hi);border-bottom:1px solid rgba(92,140,255,.45)}
.article-body a:hover{border-bottom-color:var(--accent);color:var(--accent)}
.article-body img{border-radius:var(--r-img);border:1px solid var(--line);margin:26px auto}
.article-body ul,.article-body ol{padding-left:22px}
.article-body ul{list-style:disc}
.article-body ol{list-style:decimal}
.article-body li{margin:8px 0;color:var(--t-body)}
.article-body li::marker{color:var(--accent)}
.article-body blockquote{
  margin:26px 0;padding:16px 20px;
  border-left:3px solid var(--accent);
  border-radius:0 12px 12px 0;
  background:rgba(255,255,255,.035);
  color:var(--t2);
}
.article-body table{
  display:block;width:100%;overflow-x:auto;
  border-collapse:collapse;border-radius:12px;
  border:1px solid var(--line);
}
.article-body th{
  background:rgba(255,255,255,.05);
  color:var(--t1);font-size:14px;font-weight:600;
  padding:12px 14px;text-align:left;white-space:nowrap;
}
.article-body td{
  padding:12px 14px;border-top:1px solid var(--line);
  font-size:14.5px;color:var(--t2);
}
.article-body code{
  font-family:var(--font-num);
  background:rgba(46,107,255,.12);
  border:1px solid rgba(46,107,255,.24);
  border-radius:6px;padding:1px 6px;font-size:14px;color:var(--primary-hi);
}

.empty-state{
  max-width:760px;margin:0 auto;padding:48px 24px;text-align:center;
  border:1px dashed var(--line);border-radius:var(--r-panel);
  background:rgba(255,255,255,.02);
}
.empty-art{width:56px;height:56px;margin:0 auto 16px;display:grid;place-items:center;color:var(--t3);
  border:1px solid var(--line);border-radius:16px;background:rgba(255,255,255,.03)}
.empty-state p{color:var(--t2);margin-bottom:20px;font-size:15px}

/* 要点清单 */
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:32px}
.section-title{font-size:clamp(21px,2.2vw,26px);font-weight:700;color:var(--t1);letter-spacing:-.01em}
.section-sub{margin-top:10px;font-size:14.5px;color:var(--t3);line-height:1.8}
.point-list{display:grid;gap:14px}
.point-list li{
  display:flex;gap:14px;align-items:flex-start;
  padding:18px 20px;border-radius:14px;
  background:rgba(255,255,255,.03);border:1px solid var(--line);
  font-size:15px;color:var(--t2);line-height:1.8;
  transition:border-color .2s ease,transform .2s ease;
}
.point-list li:hover{border-color:var(--line-hi);transform:translateY(-2px)}
.dot{
  flex:none;width:22px;height:22px;border-radius:50%;
  display:grid;place-items:center;
  background:rgba(34,224,192,.12);color:var(--accent);
  font-size:12px;font-weight:700;margin-top:2px;
}

/* 标签 */
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:44px;padding-top:26px;border-top:1px solid var(--line)}
.tag{
  display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:999px;
  font-size:13px;color:var(--t2);
  background:rgba(255,255,255,.03);border:1px solid var(--line);
  transition:border-color .2s ease,color .2s ease;
}
.tag:hover{border-color:var(--line-hi);color:var(--t1)}
.tag-accent{color:var(--accent);border-color:rgba(34,224,192,.34);background:rgba(34,224,192,.07)}

/* 相关推荐 */
.rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.rel-card{
  display:flex;flex-direction:column;
  border-radius:var(--r-card);
  background:rgba(255,255,255,.03);
  border:1px solid var(--line);
  box-shadow:var(--shadow-card);
  overflow:hidden;
  transition:transform .24s ease,border-color .24s ease;
}
.rel-card:hover{transform:translateY(-4px);border-color:var(--line-hi)}
.rel-thumb{aspect-ratio:16/9;overflow:hidden;border-bottom:1px solid var(--line)}
.rel-thumb img{width:100%;height:100%;object-fit:cover;opacity:.88;transition:opacity .24s ease}
.rel-card:hover .rel-thumb img{opacity:1}
.rel-body{padding:20px 22px 22px}
.rel-body h3{font-size:16.5px;font-weight:600;color:var(--t1);line-height:1.5;margin:12px 0 8px}
.rel-body p{font-size:14px;color:var(--t3);line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rel-time{display:block;margin-top:14px;font-family:var(--font-num);font-size:12.5px;color:var(--t3);letter-spacing:.02em}
.back-line{margin-top:34px;display:flex;justify-content:center}
.link-arrow{display:inline-flex;align-items:center;gap:8px;color:var(--primary-hi);font-size:15px;font-weight:600}
.link-arrow svg{transition:transform .2s ease}
.link-arrow:hover svg{transform:translateX(3px)}
.link-arrow:hover{color:var(--accent)}

/* FAQ */
.faq-list{display:grid;gap:14px;max-width:820px}
.faq-item{
  position:relative;
  border:1px solid var(--line);border-radius:14px;
  background:rgba(255,255,255,.025);
  overflow:hidden;
  transition:border-color .2s ease,background .2s ease;
}
.faq-item[open]{border-color:var(--line-hi);background:rgba(46,107,255,.05)}
.faq-item[open]::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--primary);
}
.faq-item summary{
  display:flex;align-items:center;gap:14px;
  min-height:56px;padding:0 20px;cursor:pointer;
  font-size:15.5px;font-weight:600;color:var(--t1);
  list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:focus-visible{outline:2px solid var(--accent);outline-offset:-2px}
.faq-q{
  flex:none;width:24px;height:24px;border-radius:50%;
  display:grid;place-items:center;
  background:rgba(34,224,192,.12);color:var(--accent);
  font-size:12.5px;font-weight:700;
}
.faq-a{padding:0 20px 20px 58px;font-size:15px;line-height:1.85;color:var(--t2)}

/* CTA */
.cta-band{padding:12px 0 84px}
.cta-panel{
  position:relative;overflow:hidden;
  padding:52px 48px;border-radius:var(--r-panel);text-align:center;
  background:linear-gradient(160deg,rgba(16,28,48,.92),rgba(10,20,36,.92));
  border:1px solid var(--line);
  box-shadow:var(--shadow-card);
  backdrop-filter:blur(14px) saturate(140%);
}
.cta-panel::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(420px 240px at 50% 0%,rgba(46,107,255,.18),transparent 70%);
}
.cta-panel h2{position:relative;font-size:clamp(21px,2.2vw,27px);font-weight:700;color:var(--t1);letter-spacing:-.01em}
.cta-panel p{position:relative;margin:14px auto 28px;max-width:560px;font-size:15px;color:var(--t2);line-height:1.85}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;letter-spacing:.02em;
  border:1px solid transparent;cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease,color .2s ease;
}
.btn:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.btn-primary{
  background:var(--primary);color:#fff;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.28),0 10px 26px -12px rgba(46,107,255,.75);
}
.btn-primary:hover{background:var(--primary-hi);transform:translateY(-1px);box-shadow:inset 0 1px 0 rgba(255,255,255,.28),0 16px 34px -12px rgba(46,107,255,.85)}
.btn-primary:active{transform:translateY(1px)}
.btn-secondary{
  background:rgba(255,255,255,.02);border-color:var(--line);color:var(--primary-hi);
}
.btn-secondary:hover{border-color:var(--line-hi);background:rgba(46,107,255,.12);color:var(--t1)}
.btn-glow{
  border-radius:999px;background:var(--primary);color:#fff;
  box-shadow:0 0 0 1px rgba(46,107,255,.45),0 10px 30px -8px rgba(46,107,255,.55);
}
.btn-glow:hover{background:var(--primary-hi);transform:translateY(-1px);box-shadow:0 0 0 1px rgba(92,140,255,.55),0 16px 36px -8px rgba(46,107,255,.65)}
.btn-sm{min-height:38px;padding:0 18px;font-size:14px}

/* 页脚 */
.site-footer{
  border-top:1px solid var(--line);
  background:linear-gradient(180deg,rgba(10,20,36,.6),rgba(6,11,20,.95));
  padding:56px 0 30px;
}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:32px}
.foot-brand p{margin-top:16px;font-size:13.5px;color:var(--t3);line-height:1.85;max-width:320px}
.foot-title{font-size:13px;font-weight:700;letter-spacing:.1em;color:var(--t1);margin-bottom:16px}
.foot-links{display:grid;gap:10px}
.foot-links a{font-size:14px;color:var(--t3);transition:color .2s ease,transform .2s ease}
.foot-links a:hover{color:var(--primary-hi);transform:translateX(2px)}
.foot-contact{display:grid;gap:10px;font-size:13.5px;color:var(--t3);line-height:1.7}
.qr{
  margin-top:16px;width:88px;height:88px;border-radius:12px;
  display:grid;place-items:center;
  border:1px dashed rgba(255,255,255,.14);
  background:rgba(255,255,255,.02);
  font-size:12px;color:var(--t3);
}
.foot-bottom{
  margin-top:40px;padding-top:20px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:var(--t3);
}

/* 底部转化条 */
.sticky-bar{
  position:fixed;left:0;right:0;bottom:0;
  background:rgba(10,20,36,.88);
  backdrop-filter:blur(14px) saturate(140%);
  border-top:1px solid var(--line);
  transform:translateY(110%);
  transition:transform .35s ease;
}
.sticky-bar.is-visible{transform:translateY(0)}
.sticky-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;height:64px}
.sticky-text{font-size:14.5px;color:var(--t2)}

@media (max-width:1023px){
  .wrap{padding:0 24px}
  .nav-links{
    position:fixed;left:0;right:0;top:72px;
    flex-direction:column;align-items:stretch;gap:4px;
    padding:14px 20px 22px;
    background:rgba(10,20,36,.98);
    border-bottom:1px solid var(--line);
    display:none;
  }
  .site-header.is-open .nav-links{display:flex}
  .nav-link{height:46px;font-size:15.5px}
  .nav-toggle{display:inline-flex}
  .mega-panel{position:fixed;left:16px;right:16px;top:132px;width:auto}
  .mega-grid{grid-template-columns:1fr;gap:20px}
  .rel-grid{grid-template-columns:1fr 1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
  .section{padding:48px 0}
  .cta-panel{padding:40px 26px}
  .cta-band{padding-bottom:64px}
}
@media (max-width:767px){
  .hero-inner{padding:26px 0 34px}
  .lead-panel{padding:20px 20px 20px 22px;margin-top:32px}
  .article-body h2{margin-top:38px}
  .rel-grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr}
  .section{padding:42px 0}
  .sticky-inner{height:60px}
  .sticky-text{font-size:13.5px}
  .cta-panel h2{font-size:20px}
  .crumbs .cur{max-width:200px}
}
@media (max-width:520px){
  .wrap{padding:0 20px}
  .brand-sub{display:none}
  .btn{padding:0 18px;font-size:14.5px}
  .faq-a{padding-left:20px}
  .sticky-text{display:none}
  .sticky-inner{justify-content:center}
}

/* roulang page: category2 */
:root{
    --bg-0:#060B14;
    --bg-1:#0A1424;
    --bg-2:#101C30;
    --primary:#2E6BFF;
    --primary-hi:#5C8CFF;
    --accent:#22E0C0;
    --warn:#FFB13D;
    --t1:#EAF1FF;
    --t2:#A7B6D0;
    --t3:#6F8099;
    --line:rgba(255,255,255,.08);
    --line-hi:rgba(46,107,255,.42);
    --r-card:16px;
    --r-panel:20px;
    --r-btn:10px;
    --r-img:14px;
    --shadow-card:inset 0 1px 0 rgba(255,255,255,.06),0 20px 40px -24px rgba(0,0,0,.85);
    --shadow-glow:0 0 0 1px rgba(46,107,255,.45),0 10px 30px -8px rgba(46,107,255,.55);
    --font-cn:"HarmonyOS Sans","PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
    --font-num:"Barlow","Inter","HarmonyOS Sans",system-ui,sans-serif;
  }

  *,*::before,*::after{box-sizing:border-box}
  html{-webkit-text-size-adjust:100%}
  body{
    margin:0;
    padding-bottom:76px;
    background-color:var(--bg-0);
    color:var(--t1);
    font-family:var(--font-cn);
    font-size:16px;
    line-height:1.9;
    letter-spacing:0;
    background-image:
      radial-gradient(760px 420px at 10% -8%, rgba(46,107,255,.13), transparent 62%),
      radial-gradient(640px 400px at 94% 6%, rgba(34,224,192,.10), transparent 64%),
      linear-gradient(rgba(255,255,255,.028) 1px, transparent 1px),
      linear-gradient(90deg, rgba(255,255,255,.028) 1px, transparent 1px);
    background-size:auto,auto,24px 24px,24px 24px;
    background-attachment:fixed,fixed,scroll,scroll;
  }
  img{max-width:100%;display:block;border-radius:var(--r-img)}
  a{color:inherit;text-decoration:none}
  a:hover{color:var(--primary-hi)}
  button{font-family:inherit}
  h1,h2,h3,h4{margin:0;letter-spacing:-.01em;color:var(--t1)}
  p{margin:0}
  ul,ol{margin:0;padding:0;list-style:none}
  ::selection{background:rgba(46,107,255,.35);color:#fff}

  .wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 28px}
  .skip-link{
    position:absolute;left:-9999px;top:0;z-index:200;
    background:var(--bg-2);color:var(--t1);padding:10px 16px;border-radius:0 0 10px 0;
  }
  .skip-link:focus{left:0}

  /* ============ 顶部导航 ============ */
  .site-header{
    position:sticky;top:0;z-index:80;
    background:rgba(6,11,20,.82);
    backdrop-filter:blur(14px) saturate(140%);
    -webkit-backdrop-filter:blur(14px) saturate(140%);
    border-bottom:1px solid var(--line);
  }
  .header-inner{
    display:flex;align-items:center;gap:28px;
    height:64px;
  }
  .brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
  .brand-mark{
    width:34px;height:34px;border-radius:11px;
    display:grid;place-items:center;
    color:var(--accent);
    background:linear-gradient(160deg,rgba(46,107,255,.28),rgba(16,28,48,.9));
    border:1px solid rgba(255,255,255,.12);
    box-shadow:inset 0 1px 0 rgba(255,255,255,.08);
  }
  .brand-text{display:flex;flex-direction:column;line-height:1.1}
  .brand-main{font-size:17px;font-weight:800;letter-spacing:-.01em;color:var(--t1)}
  .brand-sub{font-size:11px;letter-spacing:.18em;color:var(--t3);margin-top:2px}
  .nav-links{display:flex;align-items:center;gap:6px;margin-left:auto}
  .nav-link{
    position:relative;
    display:inline-flex;align-items:center;
    height:38px;padding:0 14px;border-radius:10px;
    font-size:15px;font-weight:500;color:var(--t2);
    transition:color .2s ease,background-color .2s ease;
  }
  .nav-link:hover{color:var(--t1);background:rgba(46,107,255,.10)}
  .nav-link:focus-visible{outline:2px solid var(--accent);outline-offset:2px;color:var(--t1)}
  .nav-link.is-active{color:var(--t1)}
  .nav-link.is-active::after{
    content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;
    background:var(--accent);border-radius:2px;box-shadow:0 0 12px rgba(34,224,192,.7);
  }
  .nav-toggle{
    display:none;margin-left:auto;
    width:44px;height:44px;border-radius:12px;
    background:rgba(255,255,255,.04);border:1px solid var(--line);color:var(--t1);
    align-items:center;justify-content:center;cursor:pointer;
  }
  .nav-toggle:hover{border-color:var(--line-hi)}
  .nav-toggle:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
  .mobile-drawer{
    display:none;flex-direction:column;gap:4px;
    padding:10px 28px 20px;border-top:1px solid var(--line);
    background:rgba(6,11,20,.96);
  }
  .mobile-drawer.is-open{display:flex}
  .mobile-drawer .nav-link{height:48px;font-size:16px}

  /* ============ 按钮 ============ */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    min-height:46px;padding:0 22px;border-radius:var(--r-btn);
    font-size:15px;font-weight:600;letter-spacing:.02em;
    cursor:pointer;border:1px solid transparent;
    transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease,border-color .18s ease,color .18s ease;
  }
  .btn-primary{
    background:var(--primary);color:#fff;
    box-shadow:inset 0 1px 0 rgba(255,255,255,.22),var(--shadow-glow);
  }
  .btn-primary:hover{
    background:var(--primary-hi);color:#fff;
    transform:translateY(-1px);
    box-shadow:inset 0 1px 0 rgba(255,255,255,.26),0 0 0 1px rgba(92,140,255,.5),0 14px 36px -8px rgba(46,107,255,.72);
  }
  .btn-primary:active{transform:translateY(1px);box-shadow:inset 0 1px 0 rgba(255,255,255,.2),0 0 0 1px rgba(46,107,255,.4)}
  .btn-ghost{
    background:transparent;color:var(--primary-hi);
    border-color:rgba(255,255,255,.14);
  }
  .btn-ghost:hover{color:var(--t1);border-color:var(--line-hi);background:rgba(46,107,255,.12)}
  .btn:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
  .btn-sm{min-height:40px;padding:0 16px;font-size:14px}

  .text-link{
    display:inline-flex;align-items:center;gap:6px;
    color:var(--primary-hi);font-size:14px;font-weight:600;
    transition:color .18s ease,gap .18s ease;
  }
  .text-link svg{transition:transform .18s ease}
  .text-link:hover{color:var(--t1);text-decoration:underline;text-underline-offset:4px}
  .text-link:hover svg{transform:translateX(2px)}

  /* ============ 徽章 / 胶囊 ============ */
  .badge{
    display:inline-flex;align-items:center;gap:6px;
    padding:4px 12px;border-radius:999px;
    font-size:12px;font-weight:600;letter-spacing:.04em;
    border:1px solid rgba(34,224,192,.5);color:var(--accent);
    background:rgba(34,224,192,.08);
  }
  .badge-warn{border-color:rgba(255,177,61,.55);color:var(--warn);background:rgba(255,177,61,.10)}
  .badge-plain{border-color:var(--line);color:var(--t2);background:rgba(255,255,255,.03)}

  /* ============ Hero ============ */
  .page-hero{
    position:relative;overflow:hidden;
    min-height:300px;
    display:flex;align-items:flex-end;
    border-bottom:1px solid var(--line);
  }
  .page-hero-bg{
    position:absolute;inset:0;
    background-size:cover;background-position:center;
    transform:scale(1.02);
  }
  .page-hero::before{
    content:"";position:absolute;inset:0;
    background:
      linear-gradient(180deg,rgba(6,11,20,.68),rgba(6,11,20,.92)),
      linear-gradient(90deg,rgba(6,11,20,.6),rgba(6,11,20,.2));
  }
  .page-hero::after{
    content:"";position:absolute;inset:0;
    background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
    background-size:28px 28px;
    mask-image:linear-gradient(180deg,transparent,rgba(0,0,0,.8));
    -webkit-mask-image:linear-gradient(180deg,transparent,rgba(0,0,0,.8));
  }
  .page-hero-inner{position:relative;z-index:2;padding-top:74px;padding-bottom:44px;max-width:860px}
  .page-hero h1{
    font-size:44px;line-height:1.22;font-weight:800;
    margin:16px 0 14px;
  }
  .page-hero .lead{font-size:16px;color:var(--t2);line-height:1.9;margin-bottom:8px}
  .page-hero .lead:last-child{margin-bottom:0}

  /* ============ 锚点横带 ============ */
  .anchor-bar{
    position:sticky;top:64px;z-index:60;
    background:rgba(10,20,36,.9);
    backdrop-filter:blur(12px) saturate(140%);
    -webkit-backdrop-filter:blur(12px) saturate(140%);
    border-bottom:1px solid var(--line);
  }
  .anchor-scroll{
    display:flex;align-items:center;gap:10px;
    padding-top:12px;padding-bottom:12px;
    overflow-x:auto;scrollbar-width:none;
  }
  .anchor-scroll::-webkit-scrollbar{display:none}
  .chip{
    flex:0 0 auto;
    display:inline-flex;align-items:center;height:36px;padding:0 16px;
    border-radius:999px;font-size:14px;font-weight:500;color:var(--t2);
    border:1px solid var(--line);background:rgba(255,255,255,.03);
    transition:color .18s ease,border-color .18s ease,background-color .18s ease;
  }
  .chip:hover{color:var(--t1);border-color:var(--line-hi);background:rgba(46,107,255,.14)}
  .chip:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

  /* ============ 板块 ============ */
  .section{padding:96px 0 0}
  .section-head{margin-bottom:36px}
  .section-head h2{
    font-size:29px;line-height:1.3;font-weight:700;
    position:relative;padding-left:16px;
  }
  .section-head h2::before{
    content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:4px;
    background:var(--primary);box-shadow:0 0 16px rgba(46,107,255,.8);
  }
  .section-head p{margin-top:12px;color:var(--t2);max-width:760px}

  /* ============ 全宽公告长卡列表 ============ */
  .notice-list{border-top:1px solid var(--line)}
  .notice-row{
    display:flex;gap:30px;align-items:flex-start;
    padding:30px 0;
    border-bottom:1px solid var(--line);
    transition:background-color .2s ease;
  }
  .notice-row:hover{background:rgba(46,107,255,.045)}
  .notice-figure{
    flex:0 0 320px;width:320px;aspect-ratio:16/10;overflow:hidden;
    border-radius:var(--r-img);border:1px solid var(--line);
    background:var(--bg-2);
  }
  .notice-figure img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
  .notice-row:hover .notice-figure img{transform:scale(1.04)}
  .notice-body{flex:1 1 auto;min-width:0}
  .notice-meta{
    display:flex;align-items:center;gap:14px;flex-wrap:wrap;
    font-size:13px;color:var(--t3);margin:10px 0 12px;
  }
  .notice-meta .dot{width:3px;height:3px;border-radius:50%;background:var(--t3)}
  .num{font-family:var(--font-num);font-variant-numeric:tabular-nums;letter-spacing:.02em}
  .notice-body h3{font-size:20px;line-height:1.4;font-weight:600;margin-top:8px}
  .notice-body p.desc{
    color:var(--t2);font-size:15px;line-height:1.85;margin:12px 0 16px;
    display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
  }

  /* ============ 数据条 ============ */
  .stat-strip{
    margin-top:96px;
    border-radius:var(--r-panel);
    border:1px solid var(--line);
    background:linear-gradient(120deg,rgba(16,28,48,.85),rgba(10,20,36,.7));
    box-shadow:var(--shadow-card);
    backdrop-filter:blur(14px) saturate(140%);
    -webkit-backdrop-filter:blur(14px) saturate(140%);
    display:grid;grid-template-columns:repeat(4,1fr);
    overflow:hidden;
  }
  .stat-item{padding:28px 24px;border-right:1px solid var(--line)}
  .stat-item:last-child{border-right:0}
  .stat-num{
    font-family:var(--font-num);font-size:30px;font-weight:700;color:var(--t1);
    font-variant-numeric:tabular-nums;letter-spacing:.02em;line-height:1.2;
  }
  .stat-num em{font-style:normal;color:var(--accent);font-size:18px;margin-left:4px}
  .stat-label{margin-top:6px;font-size:13px;color:var(--t3)}

  /* ============ 更新节奏 时间线 ============ */
  .step-list{
    display:grid;grid-template-columns:repeat(3,1fr);gap:22px;
  }
  .step-card{
    position:relative;
    padding:26px 24px;
    border-radius:var(--r-card);
    border:1px solid var(--line);
    background:rgba(255,255,255,.028);
    box-shadow:var(--shadow-card);
    transition:transform .2s ease,border-color .2s ease;
  }
  .step-card:hover{transform:translateY(-4px);border-color:var(--line-hi)}
  .step-num{
    display:inline-flex;align-items:center;justify-content:center;
    width:40px;height:40px;border-radius:12px;
    font-family:var(--font-num);font-weight:700;font-size:16px;color:var(--accent);
    background:rgba(34,224,192,.10);border:1px solid rgba(34,224,192,.35);
  }
  .step-card h3{font-size:18px;font-weight:600;margin:16px 0 10px}
  .step-card p{font-size:14px;color:var(--t2);line-height:1.85}

  /* ============ 公告类型对照 ============ */
  .type-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:0;border-radius:var(--r-panel);border:1px solid var(--line);overflow:hidden;background:rgba(16,28,48,.5)}
  .type-row{
    display:flex;gap:18px;align-items:flex-start;
    padding:24px 26px;border-bottom:1px solid var(--line);border-right:1px solid var(--line);
  }
  .type-row:nth-child(2n){border-right:0}
  .type-row:nth-last-child(-n+2){border-bottom:0}
  .type-key{
    flex:0 0 96px;font-size:13px;font-weight:600;color:var(--accent);
    padding-top:4px;letter-spacing:.04em;
  }
  .type-val{font-size:14px;color:var(--t2);line-height:1.85}
  .type-val strong{display:block;color:var(--t1);font-size:15px;font-weight:600;margin-bottom:6px}

  /* ============ 表单 ============ */
  .form-panel{
    margin-top:14px;max-width:560px;
    padding:30px 28px;border-radius:var(--r-panel);
    border:1px solid var(--line);
    background:rgba(16,28,48,.62);
    box-shadow:var(--shadow-card);
    backdrop-filter:blur(14px) saturate(140%);
    -webkit-backdrop-filter:blur(14px) saturate(140%);
  }
  .form-panel h3{font-size:19px;font-weight:600;margin-bottom:6px}
  .form-panel .hint{font-size:13px;color:var(--t3);margin-bottom:22px}
  .field{position:relative;margin-bottom:16px}
  .field input{
    width:100%;height:54px;padding:20px 14px 6px;
    background:rgba(255,255,255,.035);border:1px solid var(--line);
    border-radius:12px;color:var(--t1);font-size:15px;font-family:inherit;
    transition:border-color .18s ease,box-shadow .18s ease,background-color .18s ease;
  }
  .field input:focus{
    outline:none;border-color:var(--primary);background:rgba(46,107,255,.08);
    box-shadow:0 0 0 3px rgba(46,107,255,.22);
  }
  .field label{
    position:absolute;left:15px;top:16px;font-size:14px;color:var(--t3);
    pointer-events:none;transition:transform .18s ease,font-size .18s ease,color .18s ease;
  }
  .field input:focus + label,
  .field input:not(:placeholder-shown) + label{
    transform:translateY(-9px);font-size:11px;color:var(--primary-hi);letter-spacing:.06em;
  }
  .field.is-error input{border-color:var(--warn);box-shadow:0 0 0 3px rgba(255,177,61,.18)}
  .form-note{font-size:13px;color:var(--t3);margin-top:14px;line-height:1.8}

  /* ============ FAQ ============ */
  .faq-list{display:flex;flex-direction:column;gap:14px;max-width:900px}
  .faq-item{
    border-radius:var(--r-card);
    border:1px solid var(--line);
    background:rgba(255,255,255,.028);
    overflow:hidden;
    transition:border-color .2s ease,background-color .2s ease;
  }
  .faq-item summary{
    display:flex;align-items:center;gap:14px;
    min-height:56px;padding:14px 22px;
    cursor:pointer;list-style:none;
    font-size:16px;font-weight:600;color:var(--t1);
  }
  .faq-item summary::-webkit-details-marker{display:none}
  .faq-item summary:focus-visible{outline:2px solid var(--accent);outline-offset:-2px}
  .faq-q{
    flex:0 0 24px;width:24px;height:24px;border-radius:50%;
    display:grid;place-items:center;font-size:13px;font-weight:700;
    color:var(--accent);background:rgba(34,224,192,.10);border:1px solid rgba(34,224,192,.35);
  }
  .faq-item[open]{border-color:var(--line-hi);background:rgba(46,107,255,.07)}
  .faq-item[open] .faq-q{color:var(--warn);background:rgba(255,177,61,.10);border-color:rgba(255,177,61,.4)}
  .faq-a{
    padding:0 22px 22px 60px;font-size:15px;line-height:1.85;color:var(--t2);
    border-left:3px solid var(--primary);margin-left:22px;padding-left:22px;
  }

  /* ============ CTA 通栏 ============ */
  .cta-panel{
    margin-top:96px;
    border-radius:var(--r-panel);
    border:1px solid rgba(46,107,255,.32);
    background:
      radial-gradient(600px 260px at 12% 0%, rgba(46,107,255,.22), transparent 62%),
      radial-gradient(520px 240px at 88% 100%, rgba(34,224,192,.16), transparent 66%),
      rgba(16,28,48,.72);
    box-shadow:var(--shadow-card);
    backdrop-filter:blur(14px) saturate(140%);
    -webkit-backdrop-filter:blur(14px) saturate(140%);
    padding:52px 56px;
    display:flex;align-items:center;justify-content:space-between;gap:32px;
  }
  .cta-panel h2{font-size:27px;font-weight:700;line-height:1.3}
  .cta-panel p{color:var(--t2);font-size:15px;margin-top:10px;max-width:620px}

  /* ============ 页脚 ============ */
  .site-footer{
    margin-top:104px;
    border-top:1px solid var(--line);
    background:rgba(6,11,20,.9);
    padding:56px 0 26px;
  }
  .foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:32px}
  .foot-brand p{color:var(--t3);font-size:14px;line-height:1.85;margin-top:14px;max-width:320px}
  .foot-title{font-size:14px;font-weight:700;color:var(--t1);margin-bottom:16px;letter-spacing:.04em}
  .foot-links{display:flex;flex-direction:column;gap:10px}
  .foot-links a{font-size:14px;color:var(--t2);transition:color .18s ease,padding-left .18s ease}
  .foot-links a:hover{color:var(--primary-hi);padding-left:3px}
  .foot-contact{display:flex;flex-direction:column;gap:10px;font-size:14px;color:var(--t2)}
  .qr{
    margin-top:16px;width:92px;height:92px;border-radius:12px;
    border:1px dashed rgba(255,255,255,.18);
    display:grid;place-items:center;font-size:12px;color:var(--t3);
    background:rgba(255,255,255,.02);
  }
  .foot-bottom{
    margin-top:44px;padding-top:20px;border-top:1px solid var(--line);
    display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
    font-size:13px;color:var(--t3);
  }

  /* ============ 底部固定转化条 ============ */
  .sticky-cta{
    position:fixed;left:0;right:0;bottom:0;z-index:70;
    height:64px;
    display:flex;align-items:center;justify-content:space-between;gap:16px;
    padding:0 28px;
    background:rgba(10,20,36,.88);
    backdrop-filter:blur(14px) saturate(140%);
    -webkit-backdrop-filter:blur(14px) saturate(140%);
    border-top:1px solid var(--line);
    transform:translateY(110%);
    transition:transform .35s ease;
  }
  .sticky-cta.is-visible{transform:translateY(0)}
  .sticky-cta .sticky-text{font-size:14px;color:var(--t2)}
  .sticky-cta .sticky-text strong{color:var(--t1);font-weight:600}

  /* ============ 响应式 ============ */
  @media (max-width:1024px){
    .wrap{padding:0 24px}
    .section{padding-top:72px}
    .page-hero h1{font-size:36px}
    .stat-strip{grid-template-columns:repeat(2,1fr)}
    .stat-item:nth-child(2){border-right:0}
    .stat-item:nth-child(1),.stat-item:nth-child(2){border-bottom:1px solid var(--line)}
    .step-list{grid-template-columns:1fr 1fr}
    .foot-grid{grid-template-columns:1.3fr 1fr 1fr;gap:28px}
    .cta-panel{padding:40px 32px}
  }
  @media (max-width:900px){
    .nav-links{display:none}
    .nav-toggle{display:inline-flex}
    .type-grid{grid-template-columns:1fr}
    .type-row{border-right:0}
    .type-row:nth-last-child(-n+2){border-bottom:1px solid var(--line)}
    .type-row:last-child{border-bottom:0}
    .notice-row{flex-direction:column;gap:18px}
    .notice-figure{width:100%;flex:1 1 auto}
  }
  @media (max-width:768px){
    body{padding-bottom:66px}
    .wrap{padding:0 20px}
    .section{padding-top:56px}
    .page-hero{min-height:260px}
    .page-hero-inner{padding-top:60px;padding-bottom:32px}
    .page-hero h1{font-size:29px;margin-top:12px}
    .page-hero .lead{font-size:15px}
    .section-head h2{font-size:23px}
    .section-head{margin-bottom:28px}
    .stats{margin-top:56px}
    .stat-strip{margin-top:56px}
    .step-list{grid-template-columns:1fr}
    .step-card:hover{transform:none;border-color:var(--line-hi)}
    .notice-row:hover{background:transparent}
    .notice-figure{aspect-ratio:16/9}
    .cta-panel{flex-direction:column;align-items:flex-start;padding:32px 22px;margin-top:56px}
    .cta-panel h2{font-size:22px}
    .faq-a{padding-left:20px;margin-left:16px}
    .foot-grid{grid-template-columns:1fr 1fr;gap:26px}
    .foot-brand{grid-column:1/-1}
    .site-footer{margin-top:64px;padding-top:44px}
    .sticky-cta{height:60px;padding:0 20px}
    .sticky-cta .sticky-text{font-size:13px}
  }
  @media (max-width:520px){
    .page-hero h1{font-size:25px}
    .stat-strip{grid-template-columns:1fr}
    .stat-item{border-right:0;border-bottom:1px solid var(--line)}
    .stat-item:last-child{border-bottom:0}
    .foot-grid{grid-template-columns:1fr}
    .btn{width:100%}
    .sticky-cta .btn{width:auto}
    .form-panel{padding:24px 20px}
  }