:root{--bg:#070d11;--dark:#04090d;--nav:#0a1419;--card:#102027;--card2:#142830;--cyan:#13c9c5;--bright:#41e1d8;--white:#f4f9f9;--text:#d9e7e9;--muted:#9bb2b9;--line:rgba(110,210,213,.16);--orange:#f4ad62;--purple:#a38ce3}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font:16px/1.76 system-ui,-apple-system,"Microsoft YaHei","PingFang 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var(--line);backdrop-filter:blur(15px)}.header-row{min-height:66px;display:flex;align-items:center;gap:24px}.brand{width:218px;flex:none}.brand img{width:100%;height:49px;object-fit:contain;object-position:left}.primary-nav{display:flex;align-items:center;justify-content:center;gap:22px;flex:1}.primary-nav a{font-size:14px;line-height:64px;white-space:nowrap;border-bottom:2px solid transparent}.primary-nav a.active{border-bottom-color:var(--cyan);color:var(--bright)}.header-actions{display:flex;align-items:center;gap:9px}.icon-btn{min-width:44px;min-height:44px;border:0;background:transparent;color:var(--white);font-size:25px;border-radius:9px}.icon-btn:hover{background:var(--card2)}.outline-btn{border:1px solid var(--cyan);border-radius:10px;padding:8px 14px;color:var(--bright);white-space:nowrap;font-size:13px}.topic-strip{background:#081318;border-bottom:1px solid var(--line)}.strip-inner{display:flex;gap:28px;overflow-x:auto;scrollbar-width:none;white-space:nowrap}.strip-inner a{font-size:13px;color:#a8c6cb;padding:8px 0;min-height:42px}.quick-search{display:flex;gap:10px;padding-top:12px;padding-bottom:14px}.quick-search[hidden],.drawer-backdrop[hidden]{display:none}.quick-search input,.search-form input{flex:1;min-width:0;background:#15282e;color:white;border:1px solid #42636b;border-radius:9px;padding:11px 15px}.btn{background:var(--bright);color:#062529;border:0;padding:11px 19px;border-radius:10px;font-weight:700;display:inline-flex;justify-content:center;align-items:center;min-height:44px}.btn:hover{background:#9cf4ed;color:#062529}.btn-secondary{background:transparent;color:var(--white);border:1px solid #68878d}.main-content{padding-top:38px;padding-bottom:75px;min-height:60vh}.eyebrow{font-size:12px;color:var(--bright);letter-spacing:.06em;font-weight:650}.hero{display:grid;grid-template-columns:44% 56%;background:linear-gradient(130deg,#10232a,#09151a);border:1px solid 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15px;min-height:116px;display:flex;flex-direction:column}.channel-link strong{color:var(--white);font-size:15px}.channel-link span{font-size:12px;color:var(--muted);line-height:1.6;margin-top:10px}.cards-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.news-card{background:var(--card);border:1px solid var(--line);border-radius:14px;overflow:hidden;transition:transform .2s,border-color .2s}.news-card:hover{transform:translateY(-3px);border-color:rgba(65,225,216,.42)}.news-cover{height:180px;display:block;background:#102832}.news-cover img{width:100%;height:100%;object-fit:contain}.news-card-body{padding:20px}.news-card h3{font-size:18px;margin:8px 0}.news-card p{font-size:14px;line-height:1.7;min-height:48px}.news-card--wide{display:grid;grid-template-columns:45% 55%}.news-card--wide .news-cover{height:100%;min-height:265px}.highlight-layout{display:grid;grid-template-columns:5fr 7fr;gap:20px}.compact-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.compact-list .news-cover{height:142px}.compact-list .news-card-body{padding:13px}.compact-list .news-card p{display:none}.compact-list h3{font-size:15px}.feature-split{display:grid;grid-template-columns:1fr 1fr;gap:24px}.feature-banner{border:1px solid var(--line);background:var(--card);border-radius:14px;overflow:hidden}.feature-banner img{width:100%;height:270px;object-fit:contain}.feature-content{padding:24px}.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}.step{border-left:2px solid var(--cyan);background:var(--card);padding:18px;border-radius:0 10px 10px 0}.step b{color:var(--bright);font-size:12px}.step strong{display:block;color:var(--white);margin-top:7px}.step p{font-size:13px;margin:7px 0 0}.editorial-note{padding:23px 28px;background:linear-gradient(100deg,#10262b,#102027);border:1px solid var(--line);border-radius:12px}.editorial-note h3{margin-bottom:8px}.editorial-note p{margin-bottom:0}.page-hero{display:grid;grid-template-columns:1fr 42%;gap:28px;align-items:center;padding:30px 32px;background:var(--card);border:1px solid var(--line);border-radius:14px;margin-bottom:30px}.page-hero h1{margin:9px 0 13px}.page-hero p{margin-bottom:0}.page-hero img{width:100%;height:250px;object-fit:contain}.section-prose{padding:28px;background:var(--card);border:1px solid var(--line);border-radius:12px}.section-prose h2{font-size:23px}.section-prose p{color:var(--text)}.section-prose p:last-child{margin-bottom:0}.text-columns{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}.text-panel{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:25px}.text-panel p{margin-bottom:0}.article-layout{display:grid;grid-template-columns:minmax(0,760px) minmax(230px,1fr);gap:55px;align-items:start}.breadcrumb{font-size:13px;color:var(--muted);margin-bottom:20px}.article-layout h1{font-size:clamp(28px,3vw,38px);margin:12px 0}.article-summary{font-size:18px;color:#bcd5da}.article-meta{font-size:13px;color:var(--bright);border-bottom:1px solid var(--line);padding-bottom:17px;margin-bottom:26px}.article-cover{width:100%;max-height:400px;object-fit:contain;background:var(--card);border-radius:12px}.caption{font-size:12px;color:#8ba6ad;margin:8px 0 28px}.article-body p{color:var(--text);font-size:16px;line-height:1.88;margin-bottom:23px}.article-side{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:20px}.article-side h2{font-size:20px}.article-side a{display:block;border-top:1px solid var(--line);padding:12px 0;font-size:14px}.tag{display:inline-block;padding:3px 8px;border-radius:5px;background:#1b3d45;color:#b8e9e5;margin:3px;font-size:12px}.search-form{display:flex;gap:10px;margin-bottom:24px}.footer{background:#04090d;border-top:1px solid var(--line);padding:52px 0 25px}.footer-brand{display:flex;gap:28px;align-items:center;padding-bottom:34px;border-bottom:1px solid var(--line)}.footer-brand img{width:220px;max-height:54px;object-fit:contain}.footer-brand strong{color:var(--white)}.footer-brand p{font-size:13px;margin:4px 0 0}.footer-cols{display:grid;grid-template-columns:repeat(4,1fr);gap:25px;padding:35px 0}.footer-cols h3{font-size:15px;margin-bottom:15px}.footer-cols a{display:block;font-size:13px;color:#9bb2b9;margin-bottom:9px}.footer-cols a:hover{color:var(--bright)}.footer-bottom{border-top:1px solid var(--line);padding-top:19px}.footer-bottom p{font-size:12px;margin:4px 0}.drawer-backdrop{position:fixed;inset:0;background:#000a;z-index:30}.site-drawer{position:fixed;right:0;top:0;height:100dvh;width:min(360px,88vw);z-index:31;overflow:auto;background:#102027;box-shadow:-10px 0 40px #0009;padding:21px;transform:translateX(105%);visibility:hidden;pointer-events:none;transition:transform .25s,visibility .25s}.site-drawer.open{transform:translateX(0);visibility:visible;pointer-events:auto}.drawer-top{display:flex;justify-content:space-between;align-items:center;color:var(--white);border-bottom:1px solid var(--line)}.drawer-group{margin:21px 0}.drawer-group h3{font-size:13px;color:var(--bright);margin-bottom:9px}.drawer-group a{display:flex;justify-content:space-between;padding:7px 0;font-size:14px}.bottom-nav{display:none}.image-placeholder{background:linear-gradient(130deg,#10252b,#18404a);width:100%;height:100%}:focus-visible{outline:3px solid var(--bright);outline-offset:3px}.faq-item{padding:22px;border-bottom:1px solid var(--line)}.faq-item h2{font-size:18px}.faq-item p{margin-bottom:0}.empty-message{padding:35px;background:var(--card);border:1px solid var(--line);border-radius:12px}
@media(max-width:1120px){.primary-nav{gap:12px}.brand{width:180px}.channel-grid{grid-template-columns:repeat(3,1fr)}.header-row{gap:12px}}@media(max-width:900px){.primary-nav,.desktop-only{display:none}.header-row{justify-content:space-between}.brand{width:210px}.feature-split,.highlight-layout,.article-layout{grid-template-columns:1fr}.article-side{max-width:none}.steps{grid-template-columns:repeat(3,1fr)}.cards-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:600px){.shell{padding-left:16px;padding-right:16px}.microbar a{display:none}.main-content{padding-top:22px;padding-bottom:70px}.hero{grid-template-columns:1fr}.hero-copy{padding:28px 22px}.hero-image{min-height:200px;max-height:260px}.section{margin-top:38px}.section-heading{align-items:start}.section-heading p{max-width:230px}.channel-grid{grid-template-columns:repeat(2,1fr)}.channel-link{padding:14px;min-height:105px}.cards-grid,.compact-list,.text-columns,.feature-split{grid-template-columns:1fr}.news-card--wide{grid-template-columns:1fr}.news-card--wide .news-cover{min-height:0;height:200px}.news-cover,.compact-list .news-cover{height:190px}.compact-list .news-card p{display:block}.steps{grid-template-columns:1fr 1fr}.page-hero{grid-template-columns:1fr;padding:22px}.page-hero img{height:195px}.footer-cols{grid-template-columns:repeat(2,1fr)}.footer-brand{align-items:start;flex-direction:column;gap:10px}.footer{padding-bottom:105px}.bottom-nav{position:fixed;bottom:0;left:0;right:0;z-index:25;height:calc(56px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);display:grid;grid-template-columns:repeat(4,1fr);background:#0a171c;border-top:1px solid var(--line)}.bottom-nav a{font-size:11px;display:flex;flex-direction:column;align-items:center;justify-content:center;color:#9dbbc0;line-height:1.2}.bottom-nav a span{font-size:21px;margin-bottom:3px}.bottom-nav a.active{color:var(--bright)}.search-form{flex-direction:column}.brand{width:185px}}@media(max-width:390px){.header-actions{gap:0}.brand{width:165px}.steps{grid-template-columns:1fr}.section-heading{flex-wrap:wrap}.news-card h3{font-size:17px}}