: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:"Microsoft YaHei","PingFang SC","Noto Sans CJK SC",Arial,sans-serif;line-height:1.72;overflow-x:hidden}a{color:inherit;text-decoration:none}img{display:block;max-width:100%}button,input{font:inherit}.wrap{width:min(calc(100% - 40px),var(--wrap));margin:0 auto}.briefing{height:30px;background:var(--black);color:var(--text-light);font-size:12px;overflow:hidden}.briefing-inner{height:30px;display:flex;align-items:center;gap:24px;white-space:nowrap}.briefing strong{color:var(--gold-2);letter-spacing:.12em}.site-header{position:sticky;top:0;z-index:90;background:rgba(241,241,239,.94);border-bottom:1px solid var(--line);backdrop-filter:blur(16px);transition:.2s}.site-header.scrolled{background:rgba(255,255,255,.97);box-shadow:0 8px 24px rgba(0,0,0,.05)}.header-inner{height:68px;display:flex;align-items:center;gap:24px}.brand{display:flex;align-items:center;gap:10px;flex:none}.brand img{width:38px;height:38px;object-fit:cover}.brand strong{display:block;font-size:18px;line-height:1.1}.brand small{display:block;margin-top:4px;color:var(--text-3);font-size:8px;letter-spacing:.16em}.desktop-nav{display:flex;align-items:center;gap:20px;margin-left:auto}.desktop-nav a{height:68px;display:flex;align-items:center;position:relative;font-size:14px;color:var(--text-2)}.desktop-nav a:hover,.desktop-nav a.active{color:var(--black)}.desktop-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:12px;align-items:center;font-size:13px}.header-actions a,.icon-action,.menu-button{background:none;border:0;padding:8px 3px;color:var(--text-2);cursor:pointer}.menu-button{display:none}.drawer{background:#fff;border-top:1px solid var(--line)}.drawer[hidden]{display:none!important}.drawer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;padding:20px 0}.drawer-grid a{padding:12px;border-bottom:1px solid var(--line)}
.search-modal{display:none;position:fixed;inset:0;z-index:150;background:rgba(23,25,29,.68);padding:100px 20px 20px;align-items:flex-start;justify-content:center}.search-modal.is-open{display:flex}.search-modal[hidden]{display:none !important}.search-dialog{width:min(760px,100%);background:var(--surface);border-radius:var(--radius-large);box-shadow:var(--shadow-dark);padding:30px}.search-dialog-head{display:flex;justify-content:space-between;gap:20px;align-items:flex-start}.search-dialog h2{margin:0;font-size:28px}.search-close{border:0;background:var(--bg-2);width:40px;height:40px;border-radius:50%;cursor:pointer;font-size:25px}.search-form{margin-top:24px}.search-form label{display:block;font-size:12px;color:var(--text-3);margin-bottom:7px}.search-input-row{display:grid;grid-template-columns:1fr auto;gap:10px}.search-input-row input{min-width:0;border:1px solid var(--line);background:#fff;border-radius:8px;padding:14px 16px;outline:none}.search-input-row input:focus{border-color:var(--gold);box-shadow:0 0 0 3px rgba(198,161,91,.12)}.search-suggestions{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}.search-suggestions span{border:1px solid var(--line);border-radius:99px;padding:6px 10px;font-size:12px;color:var(--text-2)}body.search-open{overflow:hidden}
.eyebrow{margin:0 0 8px;color:#8B6D35;font-size:11px;font-weight:700;letter-spacing:.18em;text-transform:uppercase}.lead{font-size:18px;color:var(--text-2);max-width:760px}.button{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:0 18px;border-radius:7px;border:1px solid var(--line);cursor:pointer;transition:.18s}.button.primary{background:var(--black);color:var(--text-light);border-color:var(--black)}.button.primary:hover{background:var(--gold);color:var(--black);border-color:var(--gold)}.button.secondary{background:#fff;border-color:var(--line-gold)}.button.secondary:hover{border-color:var(--gold)}.hero-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:26px}.hero-meta,.event-foot,.meta-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.status{display:inline-flex;align-items:center;min-height:25px;padding:2px 8px;border-radius:4px;font-size:11px;font-weight:700}.status-wine{background:#F5E7EA;color:var(--wine)}.status-blue{background:#E7EDF1;color:#4D677A}.status-gold{background:var(--gold-soft);color:#745925}.status-amber{background:#EFE5C9;color:#775E22}.status-green{background:#E7EEE9;color:#4D6C59}.status-neutral{background:#ECEDEE;color:#5C6269}.hero-meta{margin-top:20px;color:var(--text-3);font-size:12px}.home-hero{padding:54px 0 34px;background:linear-gradient(135deg,#F4F4F1 0%,#E9E9E6 58%,#D9D8D3 100%)}.home-hero-grid{display:grid;grid-template-columns:minmax(0,1.48fr) minmax(320px,.92fr);gap:44px;align-items:center}.home-hero h1{font-size:clamp(40px,5.2vw,74px);line-height:1.06;margin:10px 0 20px;letter-spacing:-.04em;max-width:900px}.hero-focus{border-left:3px solid var(--wine);padding-left:18px;margin-top:26px}.hero-focus h2{font-size:20px;margin:0 0 8px}.hero-focus p{margin:0;color:var(--text-2)}.media{margin:0}.media img{width:100%;border-radius:var(--radius-card);background:#D8D8D4}.media figcaption{margin-top:9px;color:var(--text-3);font-size:12px}.hero-media img{box-shadow:var(--shadow);aspect-ratio:4/5!important}.page-hero{padding:48px 0;background:linear-gradient(135deg,#F5F5F2,#E5E5E1)}.page-hero-grid{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(320px,.7fr);gap:40px;align-items:center}.page-hero h1{font-size:clamp(38px,4.5vw,62px);line-height:1.12;margin:8px 0 18px;letter-spacing:-.035em}.page-hero-media img{aspect-ratio:16/9!important}.hero-index{min-height:260px;border-radius:var(--radius-card);display:flex;align-items:flex-end;padding:24px;background:linear-gradient(135deg,var(--black-3),var(--black));color:var(--gold-2);font-size:22px;letter-spacing:.15em}
.section{padding:58px 0}.section-light{background:var(--bg-3)}.section-gray{background:var(--bg-2)}.section-dark{background:linear-gradient(135deg,var(--black-3),var(--black));color:var(--text-light)}.section-dark .section-intro,.section-dark .muted,.section-dark .source,.section-dark .meta-row{color:var(--text-light-2)}.section-dark .eyebrow{color:var(--gold-2)}.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:30px;margin-bottom:24px}.section-head h2{font-size:clamp(28px,3vw,42px);line-height:1.15;margin:0}.section-intro{max-width:760px;margin:10px 0 0;color:var(--text-2)}.section-more{font-size:13px;color:#725B2E;white-space:nowrap}.section-dark .section-more{color:var(--gold-2)}.grid-2,.grid-3,.grid-4{display:grid;gap:16px}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}.event-card{padding:22px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:0 3px 12px rgba(18,20,24,.04);display:flex;flex-direction:column}.section-dark .event-card{background:var(--surface-dark-2);border-color:var(--line-dark)}.event-card h3{font-size:20px;line-height:1.45;margin:12px 0}.event-card p{margin:0;color:var(--text-2);flex:1}.section-dark .event-card p{color:var(--text-light-2)}.meta-row{justify-content:space-between;color:var(--text-3);font-size:11px}.event-foot{margin-top:18px;font-size:11px;color:var(--text-3)}.source{color:var(--text-3)}.text-link,.timeline-node a,.topic-card a{font-size:12px;margin-top:14px;color:#846A36}.rank-list{border-top:1px solid var(--line)}.rank-row{display:grid;grid-template-columns:72px minmax(0,1fr) 100px 85px;gap:16px;align-items:center;padding:18px 0;border-bottom:1px solid var(--line)}.rank-no{font-size:30px;color:var(--text-3);font-weight:800}.rank-row:nth-child(1) .rank-no{color:#C6A15B}.rank-row:nth-child(2) .rank-no{color:#9E814E}.rank-row:nth-child(3) .rank-no{color:#A68A54}.rank-title h3{margin:0 0 4px;font-size:18px}.rank-title p{margin:0;color:var(--text-3);font-size:12px}.rank-heat{text-align:right;font-variant-numeric:tabular-nums}.flash-list{background:#fff;border-radius:var(--radius-card);overflow:hidden;border:1px solid var(--line)}.flash-row{display:grid;grid-template-columns:90px minmax(0,1fr) 100px;gap:18px;padding:18px 20px;border-bottom:1px solid var(--line);align-items:start}.flash-row.hot{border-left:3px solid var(--wine)}.flash-row:last-child{border-bottom:0}.flash-time{font-size:13px;color:var(--text-3);font-variant-numeric:tabular-nums}.flash-row h3{margin:0 0 4px;font-size:17px}.flash-row p{margin:0;color:var(--text-2);font-size:13px}.keyword-wall{display:flex;flex-wrap:wrap;gap:10px}.keyword{display:inline-flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);padding:9px 13px;border-radius:99px;font-size:13px}.keyword:before{content:"";width:6px;height:6px;border-radius:50%;background:var(--gold)}.keyword.hot:before{background:var(--wine)}
.timeline{position:relative;display:grid;gap:0}.timeline:before{content:"";position:absolute;left:10px;top:8px;bottom:20px;width:1px;background:var(--line)}.timeline-node{position:relative;padding:0 0 30px 42px}.timeline-dot{position:absolute;left:4px;top:7px;width:13px;height:13px;border-radius:50%;background:var(--graphite);box-shadow:0 0 0 5px var(--bg-3)}.section-gray .timeline-dot{box-shadow:0 0 0 5px var(--bg-2)}.timeline-dot.gold{background:var(--gold)}.timeline-dot.blue{background:var(--blue-gray)}.timeline-dot.green{background:var(--green)}.timeline-dot.amber{background:#987831}.timeline-dot.wine{background:var(--wine)}.timeline-node .time{font-size:12px;color:var(--text-3);margin:0 0 5px}.timeline-node h3{margin:0 0 10px;font-size:18px}.timeline-node a{display:inline-block}.timeline-horizontal{grid-template-columns:repeat(4,minmax(245px,1fr));overflow:auto;padding:10px 4px 14px;scrollbar-width:thin}.timeline-horizontal:before{left:10px;right:10px;top:17px;bottom:auto;width:auto;height:1px}.timeline-horizontal .timeline-node{padding:30px 20px 10px 0}.timeline-horizontal .timeline-dot{top:1px;left:4px}.profile-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.profile-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:24px}.profile-mark,.archive-no{font-size:10px;letter-spacing:.16em;color:#8B6D35;text-transform:uppercase}.profile-card h3{font-size:25px;margin:8px 0 0}.muted{color:var(--text-3)}dl{margin:16px 0 0}dt{font-size:11px;color:var(--text-3);margin-top:10px}dd{margin:2px 0 0}.archive-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.archive-card{background:#E4E4E1;border-top:2px solid var(--graphite);padding:22px}.archive-card h3{font-size:22px;margin:8px 0}.topic-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.topic-card{background:#fff;border-radius:var(--radius-card);overflow:hidden;border:1px solid var(--line)}.topic-image img{width:100%}.topic-copy{padding:20px}.topic-copy h3{font-size:21px;line-height:1.4;margin:8px 0}.topic-copy p{color:var(--text-2)}.topic-copy .event-foot{display:grid;gap:7px}.comment-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.comment{padding:20px;background:#fff;border-top:3px solid var(--graphite);border-radius:0 0 var(--radius) var(--radius)}.comment-top{display:flex;justify-content:space-between;gap:10px}.comment-top span{font-size:11px;color:#846A36}.comment p{color:var(--text-2)}.like-button{border:0;background:var(--bg-2);border-radius:99px;padding:7px 11px;font-size:11px;cursor:pointer}.like-button.liked{background:var(--gold-soft)}.faq-list{border-top:1px solid var(--line)}.faq-item{border-bottom:1px solid var(--line);padding:0}.faq-item summary{cursor:pointer;padding:18px 4px;font-weight:700;list-style:none}.faq-item summary:after{content:"＋";float:right;color:var(--gold)}.faq-item[open] summary:after{content:"－"}.faq-item p{margin:0 0 20px;max-width:900px;color:var(--text-2)}.prose-panel{max-width:980px;border-left:2px solid var(--gold);padding:2px 0 2px 22px}.prose-panel p{margin:0;color:var(--text-2)}.section-dark .prose-panel p{color:var(--text-light-2)}.split{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:center}.split.reverse .media{order:2}.verify-card{background:#fff;border-radius:var(--radius-card);padding:24px;border:1px solid var(--line)}.verify-card h3{margin:10px 0}.verify-rows{display:grid;grid-template-columns:120px 1fr;border-top:1px solid var(--line);margin-top:16px}.verify-rows dt,.verify-rows dd{padding:10px 0;border-bottom:1px solid var(--line);margin:0}.verify-rows dt{color:var(--text-3)}.compare{display:grid;grid-template-columns:1fr 70px 1fr;gap:14px;align-items:stretch}.compare-side{padding:24px;background:#fff;border-radius:var(--radius-card);border:1px solid var(--line)}.compare-arrow{display:flex;align-items:center;justify-content:center;color:var(--gold);font-size:28px}.relation-matrix{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.relation-node{padding:18px;background:#fff;border:1px solid var(--line);border-radius:8px;position:relative}.relation-node strong{display:block}.relation-node span{font-size:12px;color:var(--text-3)}.weekly-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:8px}.weekly-day{background:#fff;border-top:2px solid var(--gold);padding:14px;min-height:180px}.weekly-day h3{margin:0 0 12px;font-size:15px}.weekly-day p{font-size:12px;color:var(--text-2)}.calendar-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:10px}.calendar-item{padding:16px;background:#fff;border:1px solid var(--line);border-radius:10px}.calendar-item time{font-weight:800;color:#866C36}.calendar-item small{display:block;color:var(--text-3);margin-top:8px}.lesson-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}.lesson{background:#fff;padding:18px;border-radius:10px}.lesson .num{color:var(--gold);font-size:26px;font-weight:900}.lesson h3{font-size:15px;margin:8px 0}.trend-bars{display:grid;gap:12px}.trend-row{display:grid;grid-template-columns:130px 1fr 50px;gap:12px;align-items:center}.bar{height:8px;background:#DADBD9;border-radius:99px;overflow:hidden}.bar i{display:block;height:100%;background:var(--graphite);border-radius:99px}.app-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.app-strip .media img{aspect-ratio:9/16!important}.device-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.device-card{padding:20px;background:var(--surface-dark-2);border:1px solid var(--line-dark);border-radius:var(--radius-card);color:var(--text-light)}.device-card p{color:var(--text-light-2)}.device-card .media img{aspect-ratio:9/16!important;object-position:top}.principles{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line)}.principle{background:#fff;padding:24px}.principle strong{font-size:22px;display:block}.filter-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:24px}.filter-button{border:1px solid var(--line);background:#fff;border-radius:99px;padding:7px 12px;cursor:pointer}.filter-button.active{background:var(--black);color:#fff}.search-results-empty{padding:30px;background:#fff;border-radius:var(--radius-card);border:1px dashed var(--line)}
.site-footer{background:linear-gradient(135deg,#202329,#17191D);color:var(--text-light);border-top:1px solid var(--gold);padding:52px 0 24px}.footer-grid{display:grid;grid-template-columns:2fr repeat(3,1fr);gap:40px}.footer-brand p{max-width:520px;color:var(--text-light-2)}.footer-grid h2{font-size:32px;margin:4px 0}.footer-grid h3{font-size:13px;color:var(--gold-2);margin:0 0 10px}.footer-grid a{display:block;color:var(--text-light-2);padding:4px 0;font-size:13px}.footer-grid a:hover{color:var(--gold-2)}.footer-bottom{border-top:1px solid var(--line-dark);margin-top:34px;padding-top:20px;display:flex;justify-content:space-between;gap:20px;color:#9FA4AA;font-size:11px}.mobile-bottom{display:none}.back-top{position:fixed;right:20px;bottom:22px;width:42px;height:42px;border-radius:50%;border:1px solid var(--line);background:#fff;box-shadow:var(--shadow);cursor:pointer;opacity:0;pointer-events:none;transition:.2s;z-index:70}.back-top.show{opacity:1;pointer-events:auto}.js .reveal{opacity:0;transform:translateY(12px);transition:opacity .35s ease,transform .35s ease}.js .reveal.in{opacity:1;transform:none}
@media(max-width:1200px){.desktop-nav{gap:13px}.desktop-nav a{font-size:13px}.archive-grid{grid-template-columns:repeat(3,1fr)}.weekly-grid{grid-template-columns:repeat(4,1fr)}}
@media(max-width:1024px){.desktop-nav{display:none}.menu-button{display:inline-block}.header-actions{margin-left:auto}.home-hero-grid,.page-hero-grid{grid-template-columns:1fr 420px}.grid-4{grid-template-columns:repeat(2,1fr)}.profile-grid,.topic-grid,.comment-grid{grid-template-columns:repeat(2,1fr)}.lesson-grid{grid-template-columns:repeat(3,1fr)}.calendar-grid{grid-template-columns:repeat(3,1fr)}.footer-grid{grid-template-columns:1.6fr repeat(3,1fr)}}
@media(max-width:900px){.home-hero-grid,.page-hero-grid,.split{grid-template-columns:1fr}.hero-media{max-width:620px}.split.reverse .media{order:0}.grid-3{grid-template-columns:repeat(2,1fr)}.archive-grid{grid-template-columns:repeat(2,1fr)}.relation-matrix{grid-template-columns:repeat(2,1fr)}.weekly-grid{grid-template-columns:repeat(3,1fr)}.device-grid{grid-template-columns:repeat(2,1fr)}.principles{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}.briefing-inner span:nth-last-child(-n+2){display:none}}
@media(max-width:768px){.wrap{width:min(calc(100% - 28px),var(--wrap))}.header-actions a{display:none}.home-hero{padding-top:36px}.home-hero h1{font-size:44px}.section{padding:44px 0}.section-head{align-items:flex-start;flex-direction:column;gap:8px}.grid-2,.grid-3,.grid-4,.profile-grid,.topic-grid,.comment-grid,.archive-grid,.device-grid{grid-template-columns:1fr}.rank-row{grid-template-columns:52px minmax(0,1fr) 68px}.rank-row .status{display:none}.flash-row{grid-template-columns:72px minmax(0,1fr)}.flash-row>.status{grid-column:2}.compare{grid-template-columns:1fr}.compare-arrow{transform:rotate(90deg);height:45px}.weekly-grid{grid-template-columns:repeat(2,1fr)}.calendar-grid{grid-template-columns:repeat(2,1fr)}.lesson-grid{grid-template-columns:repeat(2,1fr)}.app-strip{grid-template-columns:repeat(3,minmax(150px,1fr));overflow:auto}.footer-bottom{flex-direction:column}.mobile-bottom{position:fixed;z-index:80;bottom:0;left:0;right:0;height:58px;background:rgba(255,255,255,.97);border-top:1px solid var(--line);display:grid;grid-template-columns:repeat(5,1fr);align-items:center;padding-bottom:env(safe-area-inset-bottom)}.mobile-bottom a{text-align:center;font-size:11px}.site-footer{padding-bottom:90px}.back-top{bottom:75px}.search-modal{padding-top:60px}.search-dialog{padding:22px}.principles{grid-template-columns:1fr 1fr}}
@media(max-width:600px){.briefing-inner{gap:12px}.briefing-inner span:nth-of-type(n+2){display:none}.brand small{display:none}.header-inner{height:62px}.header-actions{gap:7px}.page-hero h1{font-size:38px}.home-hero h1{font-size:40px}.rank-row{grid-template-columns:44px 1fr}.rank-heat{display:none}.timeline-horizontal{grid-template-columns:repeat(4,230px)}.weekly-grid,.calendar-grid,.lesson-grid,.relation-matrix,.principles{grid-template-columns:1fr}.search-input-row{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.footer-brand{grid-column:auto}.footer-grid>div:not(.footer-brand){display:grid;grid-template-columns:repeat(2,1fr)}.footer-grid h3{grid-column:1/-1}.app-strip{grid-template-columns:repeat(3,140px)}}