:root{--black:#17191D;--black-2:#1E2126;--black-3:#262A30;--graphite:#31363D;--smoke:#424850;--bg:#F1F1EF;--bg-2:#E9E9E6;--bg-3:#F7F7F5;--surface:#FFFFFF;--surface-dark:#202329;--surface-dark-2:#292D34;--gold:#C6A15B;--gold-2:#DEC382;--gold-soft:#F3E9D3;--wine:#7A2638;--wine-2:#96344A;--blue-gray:#65798A;--green:#66816F;--text:#202227;--text-2:#555B63;--text-3:#8A9097;--text-light:#F4F4F1;--text-light-2:#C8CBD0;--line:rgba(32,34,39,.10);--line-dark:rgba(255,255,255,.08);--line-gold:rgba(198,161,91,.32);--shadow:0 6px 24px rgba(18,20,24,.10);--shadow-dark:0 16px 40px rgba(0,0,0,.24);--radius:10px;--radius-card:14px;--radius-large:20px;--wrap:1320px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;line-height:1.7;overflow-x:hidden}body.search-open{overflow:hidden}a{color:inherit;text-decoration:none}img{display:block;max-width:100%;object-fit:cover;background:#d9d8d3}button,input{font:inherit}.wrap{width:min(calc(100% - 40px),var(--wrap));margin:auto}.daily-brief{height:30px;background:var(--black);color:var(--text-light);font-size:12px;overflow:hidden}.daily-brief .wrap{display:flex;align-items:center;gap:22px;height:100%;white-space:nowrap}.daily-brief b{color:var(--gold-2)}.site-header{position:sticky;top:0;z-index:80;height:68px;background:rgba(241,241,239,.94);backdrop-filter:blur(16px);border-bottom:1px solid var(--line);transition:.2s}.site-header.scrolled{background:rgba(255,255,255,.97);box-shadow:0 4px 16px rgba(18,20,24,.06)}.header-row{height:100%;display:flex;align-items:center;gap:24px}.brand{display:flex;align-items:center;gap:10px;min-width:max-content}.brand-logo{width:38px;height:38px;border-radius:10px}.brand span{display:flex;flex-direction:column;line-height:1.15}.brand strong{font-size:18px;letter-spacing:.03em}.brand small{font-size:10px;color:var(--text-3);margin-top:4px}.main-nav{display:flex;align-items:stretch;height:100%;gap:18px;margin-left:auto}.main-nav a{display:flex;align-items:center;position:relative;font-size:14px;color:var(--text-2)}.main-nav a:hover,.main-nav a.active{color:var(--black)}.main-nav a.active:after{content:"";position:absolute;left:50%;bottom:10px;width:22px;height:2px;background:var(--gold);transform:translateX(-50%)}.header-actions{display:flex;gap:8px;align-items:center}.icon-btn,.text-btn,.menu-btn{border:1px solid var(--line);background:#fff;padding:8px 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var(--black);font-size:14px;font-weight:700}.btn.primary{background:var(--graphite);color:#fff}.btn.secondary{background:#fff;border-color:var(--gold)}.btn:hover{background:var(--gold);color:var(--black);border-color:var(--gold)}.hero-meta{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;font-size:12px;color:var(--text-2)}.hero-visual{position:relative;min-height:100%}.hero-visual img{width:100%;height:100%}.hero-caption{position:absolute;left:24px;right:24px;bottom:24px;padding:18px;background:rgba(23,25,29,.84);color:#fff;border-left:2px solid var(--gold);backdrop-filter:blur(10px)}.hero-caption p{margin:6px 0 0;color:var(--text-light-2);font-size:13px}.status{display:inline-flex;align-items:center;width:max-content;border-radius:999px;padding:4px 9px;font-size:11px;font-weight:700}.status.gold{background:var(--black);color:var(--gold-2)}.status.wine{background:#f4e6e9;color:var(--wine)}.status.blue{background:#e8eef2;color:#4f6678}.status.amber{background:var(--gold-soft);color:#7b642f}.status.green{background:#e8f0eb;color:#526d5b}.status.slate{background:#eceeef;color:#5a626a}.keyword-wall{display:flex;flex-wrap:wrap;gap:10px}.keyword-wall a,.chip-row span{background:#fff;border:1px solid var(--line);padding:8px 12px;border-radius:999px;font-size:13px}.keyword-wall a:before{content:"•";color:var(--gold);margin-right:7px}.keyword-wall a.hot:before{color:var(--wine)}.rank-list{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden}.rank-row{display:grid;grid-template-columns:64px 1fr 110px;gap:18px;padding:20px 22px;border-bottom:1px solid 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p{font-size:13px;color:var(--text-2)}.policy-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.policy-card{background:#fff;border:1px solid var(--line);padding:20px;border-radius:var(--radius-card)}.policy-card h3{margin-top:0}.policy-card p{color:var(--text-2);font-size:13px}.site-footer{background:linear-gradient(135deg,#202329,#17191D);color:var(--text-light);border-top:1px solid var(--gold);padding:54px 0 24px}.footer-grid{display:grid;grid-template-columns:2fr repeat(4,1fr);gap:34px}.footer-brand p{color:var(--text-light-2);max-width:540px}.site-footer h3{font-size:13px;color:var(--gold-2)}.site-footer a{display:block;color:var(--text-light-2);font-size:13px;margin:7px 0}.site-footer a:hover{color:var(--gold-2)}.footer-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid var(--line-dark);margin-top:40px;padding-top:20px;color:#9da1a7;font-size:11px}.mobile-bottom{display:none}.back-top{position:fixed;right:22px;bottom:22px;width:42px;height:42px;border-radius:50%;border:1px solid var(--line-gold);background:var(--black-3);color:#fff;cursor:pointer;opacity:0;pointer-events:none;transition:.2s;z-index:70}.back-top.show{opacity:1;pointer-events:auto}.search-modal{display:none;position:fixed;inset:0;background:rgba(23,25,29,.66);z-index:120;align-items:flex-start;justify-content:center;padding:90px 20px 20px}.search-modal.is-open{display:flex}.search-modal[hidden]{display:none !important}.search-panel{width:min(760px,100%);background:#fff;border-radius:var(--radius-large);padding:28px;box-shadow:var(--shadow-dark)}.search-top{display:flex;justify-content:space-between;gap:20px;align-items:flex-start}.search-top h2{margin:5px 0 18px}.search-top button{border:0;background:var(--bg-2);border-radius:999px;padding:8px 12px;cursor:pointer}.search-panel label{display:block;font-size:12px;color:var(--text-3);margin-bottom:7px}.search-input-row{display:flex;gap:10px}.search-input-row input{flex:1;min-width:0;border:1px solid var(--line);border-radius:12px;padding:13px}.search-input-row input:focus{outline:2px solid var(--gold)}.search-input-row button{border:0;background:var(--black);color:#fff;border-radius:12px;padding:0 20px}.search-hints{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}.search-hints a{font-size:12px;border:1px solid var(--line);padding:6px 10px;border-radius:999px}.mobile-drawer{position:fixed;inset:0;background:rgba(23,25,29,.55);z-index:110}.mobile-drawer[hidden]{display:none!important}.drawer-panel{margin-left:auto;height:100%;width:min(360px,88vw);background:#fff;padding:24px}.drawer-top{display:flex;justify-content:space-between}.drawer-top button{border:0;background:var(--bg-2);padding:7px 10px;border-radius:8px}.drawer-panel nav{display:grid;margin-top:22px}.drawer-panel nav a{padding:12px 0;border-bottom:1px solid var(--line)}.reveal{opacity:0;transform:translateY(12px);transition:.45s ease}.reveal.visible{opacity:1;transform:none}
@media(max-width:1200px){.main-nav{gap:12px}.main-nav a{font-size:12px}.card-grid{grid-template-columns:repeat(3,1fr)}.archive-grid{grid-template-columns:repeat(3,1fr)}.lesson-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:1024px){.main-nav{display:none}.menu-btn{display:inline-flex}.hero-grid,.page-hero-grid{grid-template-columns:1fr}.hero-visual{min-height:420px}.card-grid{grid-template-columns:repeat(2,1fr)}.week-grid{grid-template-columns:repeat(4,1fr)}.week-grid article{border-bottom:1px solid var(--line)}.topic-card{grid-template-columns:1fr}.topic-img{aspect-ratio:16/8}.device-showcase{grid-template-columns:1fr}.policy-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:900px){.section{padding:56px 0}.section-head{grid-template-columns:1fr;gap:14px}.topic-grid,.verify-grid,.people-grid,.magazine-list{grid-template-columns:1fr}.archive-grid{grid-template-columns:repeat(2,1fr)}.comment-grid{grid-template-columns:repeat(2,1fr)}.lesson-grid{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:1fr 1fr}.split-feature{grid-template-columns:1fr}.split-feature .media-img{min-height:300px}.source-ledger{grid-template-columns:1fr 1fr}}
@media(max-width:768px){.wrap{width:min(calc(100% - 28px),var(--wrap))}.daily-brief .wrap span:nth-of-type(n+3){display:none}.brand small,.header-actions .text-btn{display:none}.hero{padding-top:18px}.hero-grid{min-height:auto}.hero-copy{padding:36px 24px}.hero-title{font-size:42px}.hero-visual{min-height:340px}.rank-row{grid-template-columns:44px 1fr}.rank-side{grid-column:2;flex-direction:row;align-items:center}.flash-row{grid-template-columns:56px 1fr}.flash-row>.status{grid-column:2}.card-grid,.comment-grid,.app-preview-grid,.screen-grid{grid-template-columns:1fr}.timeline-h{grid-template-columns:1fr;overflow:visible}.timeline-h article{min-width:0}.relation-matrix article{grid-template-columns:1fr}.rel-line{transform:rotate(90deg)}.week-grid{grid-template-columns:repeat(2,1fr)}.source-ledger{grid-template-columns:1fr}.compare-grid{grid-template-columns:1fr}.compare-arrow{transform:rotate(90deg);min-height:52px}.footer-grid{grid-template-columns:1fr 1fr}.mobile-bottom{position:fixed;left:0;right:0;bottom:0;height:62px;display:grid;grid-template-columns:repeat(5,1fr);background:rgba(255,255,255,.96);backdrop-filter:blur(12px);border-top:1px solid var(--line);z-index:75;padding-bottom:env(safe-area-inset-bottom)}.mobile-bottom a{display:grid;place-items:center;font-size:11px;color:var(--text-2)}body{padding-bottom:62px}.back-top{bottom:78px}.trend-list article{grid-template-columns:1fr 48px}.trend-meter{grid-column:1/-1;grid-row:2}.lesson-grid{grid-template-columns:1fr 1fr}}
@media(max-width:600px){.header-row{gap:10px}.header-actions{margin-left:auto}.icon-btn,.menu-btn{padding:7px 9px}.hero-title{font-size:36px}.page-hero h1{font-size:38px}.hero-actions{display:grid}.btn{width:100%}.archive-grid,.lesson-grid,.policy-grid,.footer-grid{grid-template-columns:1fr}.week-grid{grid-template-columns:1fr}.calendar-list article{grid-template-columns:66px 1fr}.profile-card{grid-template-columns:1fr}.profile-initial{width:52px;height:52px}.search-input-row{display:grid}.search-input-row button{padding:12px}.footer-bottom{flex-direction:column}.screen-grid{grid-template-columns:1fr}}