:root{--black:#17191D;--black-2:#1E2126;--black-3:#262A30;--graphite:#31363D;--smoke:#424850;--bg:#F1F1EF;--bg-2:#E9E9E6;--bg-3:#F7F7F5;--surface:#fff;--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);--shadow:0 6px 24px rgba(18,20,24,.10);--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:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;line-height:1.7}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}.wrap{width:min(var(--wrap),calc(100% - 40px));margin:auto}.brief-bar{background:var(--black);color:var(--text-light);font-size:12px}.brief-bar .wrap{height:30px;display:flex;align-items:center;gap:24px;overflow:hidden}.brief-bar b{color:var(--gold-2)}.site-header{position:sticky;top:0;z-index:50;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 8px 30px rgba(0,0,0,.05)}.header-inner{min-height:68px;display:flex;align-items:center;gap:24px}.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:20px;white-space:nowrap}.brand img{width:34px;height:34px;object-fit:contain}.header-inner nav{display:flex;gap:18px;flex:1;justify-content:center}.header-inner nav a{font-size:14px;color:var(--text-2);position:relative;padding:22px 0}.header-inner nav a.active,.header-inner nav a:hover{color:var(--black)}.header-inner nav a.active:after{content:"";position:absolute;left:20%;right:20%;bottom:13px;height:2px;background:var(--gold)}.header-actions{display:flex;gap:12px;font-size:13px}.menu-btn{display:none;border:0;background:none}.hero,.page-hero,.app-hero{margin:38px 0 28px;border-radius:var(--radius-large);overflow:hidden;display:grid;grid-template-columns:1.5fr 1fr;background:linear-gradient(135deg,#F4F4F1 0%,#E9E9E6 58%,#D9D8D3 100%);min-height:430px}.hero-copy,.page-hero>div:first-child,.app-hero>div:first-child{padding:64px}.hero h1,.page-hero h1,.app-hero h1{font-size:clamp(36px,5vw,68px);line-height:1.05;margin:16px 0 20px;letter-spacing:-2px}.hero p,.page-hero p,.app-hero p{font-size:17px;color:var(--text-2);max-width:760px}.hero-label,.section-kicker{display:inline-block;color:var(--wine);font-size:12px;font-weight:800;letter-spacing:.12em;text-transform:uppercase}.hero-meta{display:flex;flex-wrap:wrap;gap:14px;color:var(--text-3);font-size:13px;margin:24px 0}.hero-actions{display:flex;gap:10px;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;justify-content:center;border-radius:999px;padding:11px 18px;font-weight:700;font-size:14px;border:1px solid var(--line)}.btn.primary{background:var(--graphite);color:#fff}.btn.primary:hover{background:var(--gold);color:var(--black)}.btn.ghost{background:#fff;border-color:rgba(198,161,91,.5)}.hero-media,.page-hero-art{position:relative;min-height:100%}.hero-media>img,.page-hero-art>img{width:100%;height:100%;object-fit:cover}.hero-card{position:absolute;left:22px;right:22px;bottom:22px;background:rgba(255,255,255,.92);backdrop-filter:blur(10px);padding:18px;border-radius:14px;display:grid;gap:8px}.section{padding:56px 0;border-top:1px solid var(--line)}.section-head{display:flex;justify-content:space-between;gap:30px;margin-bottom:24px}.section h2{font-size:34px;line-height:1.15;margin:8px 0 6px}.section-head p{margin:0;color:var(--text-2);max-width:780px}.radar,.tag-wall{display:flex;gap:10px;flex-wrap:wrap}.radar a,.tag-wall span{background:#fff;border:1px solid var(--line);border-radius:999px;padding:9px 14px;font-size:13px}.rank-list{display:grid}.rank-list a{display:grid;grid-template-columns:60px 1fr auto 50px;gap:16px;align-items:center;padding:16px 0;border-bottom:1px solid var(--line-dark)}.rank-num{font-size:26px;color:var(--gold)}.rank-list small{display:block;color:var(--text-light-2)}.rank-list em{font-style:normal;color:var(--gold-2)}.dark-panel{background:linear-gradient(135deg,var(--black-3),var(--black));color:var(--text-light);padding:56px 34px;border-radius:var(--radius-large);margin:30px 0}.dark-panel .section-head p{color:var(--text-light-2)}.news-stream{background:#fff;border-radius:var(--radius-card);overflow:hidden}.stream-row{display:grid;grid-template-columns:72px 1fr auto;gap:18px;padding:18px 20px;border-bottom:1px solid var(--line);align-items:start}.stream-row time{color:var(--wine);font-weight:800}.stream-row h3{margin:0 0 4px;font-size:17px}.stream-row p{margin:0;color:var(--text-2);font-size:14px}.status{display:inline-flex;align-items:center;width:max-content;padding:4px 9px;border-radius:999px;font-size:12px;background:#eee}.status.hot{background:#f6e8ea;color:var(--wine)}.status.reply{background:#e9eef2;color:var(--blue-gray)}.status.reverse{background:var(--gold-soft);color:#745a24}.status.pending{background:#f3ead8;color:#806324}.status.ok{background:#e7eee9;color:var(--green)}.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:22px;box-shadow:var(--shadow)}.card .eyebrow{font-size:12px;color:var(--gold);font-weight:800}.card h3{font-size:20px;line-height:1.35;margin:8px 0}.card p{color:var(--text-2);margin:0 0 16px}.timeline{display:grid;gap:0;border-left:2px solid #cfd1d3;margin-left:18px}.timeline-node{display:grid;grid-template-columns:130px 1fr;gap:20px;padding:0 0 26px 24px;position:relative}.timeline-node:before{content:"";position:absolute;left:-7px;top:8px;width:12px;height:12px;background:var(--graphite);border-radius:50%;box-shadow:0 0 0 5px var(--bg)}.timeline-node.key:before{background:var(--gold)}.timeline-node.reply:before{background:var(--blue-gray)}.timeline-node.pending:before{background:#9a7a37}.timeline-node.ok:before{background:var(--green)}.timeline-node p{margin:4px 0 0;color:var(--text-2)}.topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.topic-card{background:#fff;color:var(--text);border-radius:var(--radius-card);overflow:hidden}.topic-card img{width:100%;aspect-ratio:16/9;object-fit:cover}.topic-card div{padding:18px}.topic-card span{font-size:12px;color:var(--gold)}.topic-card h3{margin:6px 0}.comment-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.comment-grid blockquote{margin:0;background:#fff;padding:22px;border-radius:14px;border-left:3px solid var(--gold)}.comment-grid p{color:var(--text-2)}.split-feature{display:grid;grid-template-columns:1fr 1.2fr;gap:28px;align-items:center}.split-feature img{border-radius:var(--radius-card);width:100%;height:310px;object-fit:cover}.split-feature h3{font-size:28px;margin:0}.mag-list{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.mag-list article{border-top:2px solid var(--black);padding-top:16px}.mag-list b{color:var(--gold)}.verify-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.verify-grid article{background:#fff;padding:22px;border-radius:14px}.verify-grid dt{font-size:12px;color:var(--text-3);font-weight:700}.verify-grid dd{margin:0 0 10px}.reverse-box{display:grid;grid-template-columns:1fr 60px 1fr;gap:20px;align-items:center;background:#fff;padding:28px;border-radius:16px}.reverse-box>b{font-size:30px;color:var(--gold);text-align:center}.archive-row,.oldnews,.principles,.week-grid,.lesson-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.archive-row article,.oldnews article,.principles article,.week-grid article,.lesson-grid article{background:#fff;border:1px solid var(--line);padding:22px;border-radius:14px}.archive-row b,.lesson-grid b{color:var(--gold);font-size:12px}.relation-map{display:flex;align-items:center;justify-content:center;gap:18px;flex-wrap:wrap;padding:38px;background:#fff;border-radius:16px}.relation-map span{padding:14px 18px;border:1px solid var(--line);border-radius:10px}.relation-map i{font-style:normal;color:var(--gold);font-size:24px}.calendar{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.calendar article{background:#fff;padding:18px;border-radius:12px;display:grid;gap:6px}.calendar b{color:var(--wine)}.trend-bars{display:grid;gap:16px}.trend-bars div{background:#fff;padding:16px;border-radius:12px}.trend-bars span{display:block;margin-top:8px;height:6px;background:linear-gradient(90deg,var(--gold) var(--w),#e4e4e1 var(--w));border-radius:999px}.faq-list{display:grid;gap:10px}.faq-list details{background:#fff;border:1px solid var(--line);border-radius:12px;padding:15px 18px}.faq-list summary{cursor:pointer;font-weight:700}.faq-list p{color:var(--text-2)}.page-hero{min-height:360px}.page-hero.compact{grid-template-columns:1fr;min-height:260px}.app-hero{background:linear-gradient(135deg,#262A30,#17191D);color:#fff}.app-hero p{color:#c8cbd0}.phone-stage{position:relative;display:flex;align-items:center;justify-content:center;overflow:hidden}.app-img{position:absolute;inset:10% 5% auto auto;width:65%;opacity:.5;border-radius:22px}.phone-img{width:48%;position:relative;z-index:2;filter:drop-shadow(0 18px 40px rgba(198,161,91,.22))}.search-form{display:flex;gap:10px;margin-top:24px}.search-form input{min-width:340px;padding:12px 14px;border:1px solid var(--line);border-radius:999px;background:#fff;outline:none}.search-form input:focus{border-color:var(--gold)}.empty,.note-box{background:#fff;padding:24px;border-radius:14px;border:1px solid var(--line)}.footer{margin-top:60px;background:linear-gradient(135deg,#202329,#17191D);color:var(--text-light-2);border-top:1px solid var(--gold);padding:50px 0 24px}.footer-grid{display:grid;grid-template-columns:2fr repeat(3,1fr);gap:30px}.footer h3,.footer h4{color:var(--text-light)}.footer a{display:block;margin:7px 0}.footer a:hover{color:var(--gold-2)}.footer-bottom{border-top:1px solid var(--line-dark);margin-top:30px;padding-top:20px;font-size:12px}.mobile-bar{display:none}.back-top{position:fixed;right:18px;bottom:18px;border:0;border-radius:50%;width:42px;height:42px;background:var(--graphite);color:#fff;opacity:0;pointer-events:none;transition:.2s}.back-top.show{opacity:1;pointer-events:auto}.reveal{opacity:0;transform:translateY(12px);transition:.45s}.reveal.in{opacity:1;transform:none}@media(max-width:1200px){.header-inner nav{gap:12px}.header-inner nav a{font-size:13px}.card-grid,.topic-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:1024px){.header-inner nav{display:none}.header-actions{margin-left:auto}.menu-btn{display:inline}.hero,.page-hero,.app-hero{grid-template-columns:1fr}.hero-media,.page-hero-art{min-height:320px}.hero-copy,.page-hero>div:first-child,.app-hero>div:first-child{padding:44px}.mag-list,.verify-grid,.comment-grid,.principles,.lesson-grid{grid-template-columns:repeat(2,1fr)}.calendar{grid-template-columns:repeat(2,1fr)}}@media(max-width:768px){.wrap{width:min(100% - 24px,var(--wrap))}.brief-bar span:nth-of-type(n+3){display:none}.hero,.page-hero,.app-hero{margin-top:18px}.hero-copy,.page-hero>div:first-child,.app-hero>div:first-child{padding:30px 24px}.hero h1,.page-hero h1,.app-hero h1{font-size:38px;letter-spacing:-1px}.section{padding:38px 0}.section h2{font-size:28px}.card-grid,.topic-grid,.mag-list,.verify-grid,.comment-grid,.archive-row,.oldnews,.principles,.week-grid,.lesson-grid,.calendar{grid-template-columns:1fr}.split-feature{grid-template-columns:1fr}.timeline-node{grid-template-columns:1fr;gap:4px}.rank-list a{grid-template-columns:42px 1fr auto}.rank-list em{display:none}.stream-row{grid-template-columns:56px 1fr}.stream-row .status{grid-column:2}.reverse-box{grid-template-columns:1fr}.reverse-box>b{transform:rotate(90deg)}.footer-grid{grid-template-columns:1fr 1fr}.mobile-bar{display:grid;grid-template-columns:repeat(5,1fr);position:fixed;bottom:0;left:0;right:0;z-index:60;background:rgba(255,255,255,.97);border-top:1px solid var(--line);padding:8px 4px}.mobile-bar a{text-align:center;font-size:12px}.footer{padding-bottom:80px}.back-top{bottom:64px}.search-form{flex-direction:column}.search-form input{min-width:0;width:100%}}@media(max-width:600px){.header-actions a:nth-child(-n+2){display:none}.footer-grid{grid-template-columns:1fr}.dark-panel{padding:36px 18px}.hero-media,.page-hero-art{min-height:250px}}