 :root{--bg:#070D11;--deep:#04090D;--nav:#0A1419;--card:#102027;--card2:#142830;--cyan:#41E1D8;--dim:#9BB2B9;--title:#F4F9F9;--text:#D9E7E9;--line:rgba(110,210,213,.16)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font:16px/1.75 -apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft Yahei",sans-serif;overflow-x:hidden}a{color:inherit;text-decoration:none}a:hover{color:var(--cyan)}a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid var(--cyan);outline-offset:3px}h1,h2,h3,p{margin-top:0}h1,h2,h3{color:var(--title);line-height:1.35;overflow-wrap:anywhere}h1{font-size:clamp(28px,3vw,40px)}h2{font-size:clamp(22px,2.4vw,28px)}h3{font-size:19px}p{overflow-wrap:anywhere}.container{width:min(1240px,calc(100% - 48px));margin-inline:auto}.microbar{background:var(--deep);font-size:12px;color:var(--dim)}.microbar .container{min-height:28px}.flex-between{display:flex;align-items:center;justify-content:space-between;gap:15px}.site-header{background:var(--nav);position:sticky;top:0;z-index:30;border-bottom:1px solid var(--line)}.head-inner{min-height:68px;display:flex;align-items:center;gap:25px}.brand{display:flex;align-items:center;gap:10px;font-size:24px;font-weight:800;white-space:nowrap;color:var(--title);line-height:1.05}.brand small{font-size:9px;letter-spacing:2px;display:block;color:var(--cyan);margin-top:6px}.brand-emblem{color:#062529;background:var(--cyan);border-radius:9px;padding:10px;font-size:17px}.brand-logo{max-width:180px;height:42px;object-fit:contain}.desktop-links{display:flex;align-items:center;gap:18px;margin-left:auto;font-size:14px}.desktop-links a{border-bottom:2px solid transparent;padding:24px 0 21px}.desktop-links a[aria-current]{border-color:var(--cyan);color:var(--cyan)}.head-actions{display:flex;align-items:center;gap:8px}.icon-btn{display:grid;place-items:center;width:44px;height:44px;border:1px solid var(--line);background:none;border-radius:10px;color:var(--title);font-size:23px;cursor:pointer}.tip-link,.btn{padding:11px 18px;border-radius:10px;border:1px solid var(--cyan);font-weight:700;font-size:14px}.btn-primary{background:var(--cyan);color:#062529}.btn-primary:hover{background:#9CF4ED;color:#062529}.btn-secondary{color:var(--cyan)}.menu-toggle{font-size:20px}.topicbar{background:#0d191e;border-bottom:1px solid var(--line)}.topiclinks{display:flex;gap:30px;overflow-x:auto;white-space:nowrap;scrollbar-width:none}.topiclinks a{padding:10px 0;color:#b8ced2;font-size:13px}.content-main{padding-top:32px;padding-bottom:85px;min-height:65vh}.eyebrow{color:var(--cyan);text-transform:uppercase;font-size:12px;letter-spacing:.09em;font-weight:750}.hero,.intro-layout{display:grid;grid-template-columns:44% 56%;background:linear-gradient(120deg,#12282d,#081317);border:1px solid var(--line);border-radius:20px;overflow:hidden;min-height:350px;margin-bottom:42px}.hero-copy,.intro-text{padding:clamp(22px,4vw,52px);align-self:center}.hero-copy p,.intro-text p{color:#c4dadd;max-width:560px}.hero-sub{font-size:23px;color:#9CF4ED}.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}.hero-visual,.intro-image{display:flex;min-height:280px}.banner-image{width:100%;height:100%;object-fit:contain}.media-fallback{background:radial-gradient(ellipse at 70% 30%,rgba(19,201,197,.24),transparent 48%),repeating-linear-gradient(142deg,transparent 0 40px,rgba(65,225,216,.035) 41px 42px),linear-gradient(125deg,#0b2229,#102027 65%,#051115);display:flex;align-items:center;justify-content:center;min-height:160px;position:relative;overflow:hidden}.media-fallback:after{content:"";width:52%;aspect-ratio:1;border:1px solid rgba(65,225,216,.23);position:absolute;transform:rotate(28deg);border-radius:18px}.media-mark{font-size:clamp(12px,1.6vw,19px);color:#77bbb9;letter-spacing:.35em;text-align:center;z-index:1}.hero-visual .media-fallback,.intro-image .media-fallback{width:100%;min-height:300px}.section{margin-block:45px 55px}.section-head{display:flex;justify-content:space-between;align-items:end;gap:22px;margin-bottom:22px}.section-head p{color:var(--dim);margin-bottom:0}.text-link{font-size:14px;color:var(--cyan);font-weight:700}.mini-grid,.story-grid,.topic-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.mini-grid{grid-template-columns:repeat(6,minmax(0,1fr))}.mini-card{background:var(--card);border:1px solid var(--line);padding:17px;border-radius:13px;display:block;min-height:134px}.mini-card strong{color:var(--title);display:block;margin-bottom:8px}.mini-card span{font-size:13px;color:var(--dim)}.story-card{background:var(--card);border:1px solid var(--line);border-radius:14px;overflow:hidden;min-width:0;transition:transform .15s,border-color .15s}.story-card:hover{transform:translateY(-2px);border-color:rgba(65,225,216,.42)}.story-media{display:block;height:180px;background:#0d1d23}.story-media img,.story-media .media-fallback{width:100%;height:100%;object-fit:contain}.story-copy{padding:21px}.story-copy h3{margin:8px 0}.story-copy p{font-size:14px;color:var(--dim);line-height:1.7}.feature-grid{display:grid;grid-template-columns:1.15fr 1fr;gap:20px}.feature-grid .story-card:first-child .story-media{height:260px}.list-panel{background:var(--card);border:1px solid var(--line);padding:24px;border-radius:15px}.read-row{display:block;padding:14px 0;border-bottom:1px solid var(--line)}.read-row:last-child{border:0}.read-row span{color:var(--cyan);font-size:12px;display:block}.timeline{counter-reset:step;display:grid;grid-template-columns:repeat(4,1fr);gap:15px}.step{padding:24px 19px;background:var(--card);border-left:2px solid var(--cyan);border-radius:10px}.step:before{counter-increment:step;content:'0' counter(step);color:var(--cyan);display:block;font-weight:800;margin-bottom:11px}.step p{font-size:14px;color:var(--dim)}.band{padding:28px;background:linear-gradient(125deg,#132b32,#0c191e);border:1px solid var(--line);border-radius:15px}.cards-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.guide-copy{max-width:800px}.guide-copy p{color:#cbdce0}.guide-copy h2{margin-top:32px}.article-layout{display:grid;grid-template-columns:minmax(0,760px) minmax(230px,300px);gap:38px;justify-content:space-between}.article-body{font-size:17px;line-height:1.87}.article-body p{color:#d6e3e5}.article-body h2{margin-top:34px}.article-hero{margin:24px 0}.article-hero img,.article-hero .media-fallback{width:100%;max-height:350px;object-fit:contain;border-radius:14px}.aside-box{position:sticky;top:110px}.aside-box a{display:block;padding:12px 0;border-bottom:1px solid var(--line)}.crumbs{font-size:13px;color:var(--dim);margin-bottom:22px}.status{display:inline-block;border:1px solid rgba(65,225,216,.4);border-radius:6px;color:var(--cyan);padding:2px 9px;font-size:12px}.search-form{display:flex;max-width:700px;gap:12px;margin:26px 0}.search-form input{min-width:0;flex:1;border:1px solid #31535a;border-radius:10px;background:#0e1c22;color:white;padding:14px 17px;font:inherit}.search-form button{border:0;cursor:pointer}.site-footer{background:#04090D;border-top:1px solid var(--line);padding:52px 0 25px}.footer-top{display:grid;grid-template-columns:1fr 2.2fr;gap:65px}.footer-top p{color:var(--dim);font-size:14px}.footer-brand{font-weight:850;font-size:26px;color:white}.footer-brand span{display:block;font-size:11px;color:var(--cyan);letter-spacing:2px}.footer-groups{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}.footer-groups strong{display:block;color:white;margin-bottom:12px}.footer-groups a{display:block;font-size:13px;color:var(--dim);margin:7px 0}.copyright{border-top:1px solid var(--line);padding-top:18px;margin-top:32px;color:var(--dim);font-size:12px}.drawer-backdrop{position:fixed;inset:0;background:rgba(0,0,0,.65);z-index:35}.drawer{position:fixed;z-index:36;right:0;top:0;bottom:0;width:min(360px,88vw);background:#0f1f26;overflow:auto;padding:24px;visibility:hidden;pointer-events:none;transform:translateX(105%);transition:transform .2s}.drawer.open{visibility:visible;pointer-events:auto;transform:none}.drawer-open{overflow:hidden}.drawer-head{display:flex;justify-content:space-between;align-items:center}.drawer-close{width:44px;height:44px;border:1px solid var(--line);border-radius:10px;background:transparent;color:white;cursor:pointer}.drawer section{margin-top:28px}.drawer section h2{font-size:15px;color:var(--cyan)}.drawer section a{padding:9px 0;border-bottom:1px solid var(--line);display:flex;justify-content:space-between}.mobile-bottom{display:none}.noresults{padding:24px;border:1px solid var(--line);border-radius:12px;background:var(--card)}@media(max-width:1100px){.desktop-links{display:none}.head-actions{margin-left:auto}.mini-grid{grid-template-columns:repeat(3,1fr)}.footer-top{grid-template-columns:1fr}.article-layout{grid-template-columns:minmax(0,1fr) 260px}}@media(max-width:760px){.container{width:calc(100% - 34px)}.microbar .container a{display:none}.tip-link{display:none}.topiclinks{gap:22px}.hero,.intro-layout{grid-template-columns:1fr}.hero-visual{min-height:230px}.hero-visual .media-fallback,.intro-image .media-fallback{min-height:225px}.intro-text,.hero-copy{padding:26px 22px}.mini-grid{grid-template-columns:repeat(2,1fr)}.story-grid,.topic-grid,.cards-2,.feature-grid{grid-template-columns:1fr}.story-media,.feature-grid .story-card:first-child .story-media{height:200px}.timeline{grid-template-columns:1fr 1fr}.footer-groups{grid-template-columns:repeat(2,1fr)}.article-layout{display:block}.aside-box{position:static;margin-top:36px}.mobile-bottom{display:flex;position:fixed;bottom:0;left:0;right:0;background:#0a1419;z-index:32;border-top:1px solid var(--line);padding-bottom:env(safe-area-inset-bottom)}.mobile-bottom a{flex:1;text-align:center;min-height:56px;display:grid;place-items:center;font-size:14px}.mobile-bottom a[aria-current]{color:var(--cyan);border-top:2px solid var(--cyan)}.content-main{padding-bottom:105px}.site-footer{padding-bottom:90px}.section{margin-block:36px}.section-head{align-items:start}.section-head .text-link{white-space:nowrap}}@media(max-width:390px){.container{width:calc(100% - 30px)}.brand{font-size:20px}.brand-emblem{padding:8px}.head-inner{gap:8px}.footer-groups{gap:15px}.mini-card{padding:13px}.timeline{grid-template-columns:1fr}.section-head{flex-direction:column;gap:8px}}
