:root{
 --red:#7B1118;--red-2:#A31D27;--red-bright:#C52A35;--red-soft:rgba(163,29,39,.13);
 --wine:#5D0D14;--wine-deep:#32080C;--black:#07090C;--black-2:#0D1015;--black-3:#141820;
 --bg:#090B0F;--bg-2:#101319;--bg-3:#171B22;--surface:#11151B;--surface-2:#171C24;
 --surface-soft:rgba(17,21,27,.92);--ink:#F2F3F5;--ink-2:#C2C6CD;--ink-3:#858B95;
 --line:rgba(255,255,255,.08);--line-red:rgba(163,29,39,.30);--shadow:0 10px 34px rgba(0,0,0,.28);
 --shadow-hover:0 20px 52px rgba(0,0,0,.42);--glow-red:0 0 28px rgba(123,17,24,.18);
 --radius:8px;--radius-card:12px;--radius-large:18px;--radius-pill:999px;--wrap:1360px;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,"Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.7;overflow-x:hidden}body:before{content:"";position:fixed;inset:0;pointer-events:none;z-index:-2;background:linear-gradient(rgba(255,255,255,.016) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.012) 1px,transparent 1px);background-size:32px 32px;mask-image:linear-gradient(to bottom,black,transparent 72%)}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}button,input{font:inherit}.wrap{width:min(calc(100% - 40px),var(--wrap));margin-inline:auto}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.ticker{height:30px;background:#202226;color:#e7e8eb;font-size:12px;letter-spacing:.04em}.ticker-inner{height:30px;display:flex;align-items:center;gap:24px;overflow:hidden;white-space:nowrap}.ticker strong{color:#E64A4E}.site-header{position:sticky;top:0;z-index:60;background:rgba(10,12,16,.94);backdrop-filter:blur(14px);border-bottom:1px solid var(--line);transition:.25s}.site-header.is-scrolled{box-shadow:0 12px 30px rgba(0,0,0,.24)}.header-inner{min-height:70px;display:flex;align-items:center;gap:26px}.brand{display:inline-flex;align-items:center;gap:10px;font-weight:800;letter-spacing:.08em}.brand-logo{width:34px;height:34px;object-fit:contain}.brand-mark{display:grid;place-items:center;width:34px;height:34px;border:1px solid var(--line-red);background:linear-gradient(145deg,var(--wine),var(--black-3));border-radius:8px;color:#fff;box-shadow:var(--glow-red)}.desktop-nav{display:flex;align-items:stretch;gap:4px;min-height:70px}.desktop-nav a{position:relative;display:flex;align-items:center;padding:0 12px;color:#a6abb3;font-size:14px}.desktop-nav a:hover,.desktop-nav a.active{color:#fff}.desktop-nav a.active:after{content:"";position:absolute;left:12px;right:12px;bottom:0;height:2px;background:var(--red-bright)}.header-actions{margin-left:auto;display:flex;align-items:center;gap:8px}.compact-link,.icon-button{border:1px solid var(--line);background:rgba(255,255,255,.02);color:var(--ink-2);padding:8px 10px;border-radius:8px;font-size:13px}.icon-button{cursor:pointer}.icon-button:hover,.compact-link:hover{border-color:var(--line-red);color:#fff}.icon-button b{font-size:17px;margin-left:4px}.mega-menu[hidden]{display:none!important}.mega-menu{border-top:1px solid var(--line);background:rgba(10,12,16,.98)}.mega-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;padding-block:30px}.mega-grid>div{display:grid;gap:8px}.mega-grid a{color:var(--ink-2);font-size:14px}.mega-grid a:hover{color:#fff}.eyebrow{display:inline-flex;align-items:center;gap:8px;color:#d15a62;font-size:11px;font-weight:800;letter-spacing:.16em;text-transform:uppercase}.eyebrow:before{content:"";width:18px;height:2px;background:var(--red-2)}
.search-modal{display:none;position:fixed;inset:0;z-index:100;background:rgba(0,0,0,.72);padding:24px;align-items:flex-start;justify-content:center;backdrop-filter:blur(8px)}.search-modal.is-open{display:flex}.search-modal[hidden]{display:none!important}.search-dialog{position:relative;width:min(780px,100%);margin-top:min(16vh,140px);padding:38px;background:linear-gradient(160deg,#171b22,#0c0f14);border:1px solid var(--line-red);border-radius:18px;box-shadow:0 30px 100px rgba(0,0,0,.65)}.search-dialog h2{margin:12px 0 22px;font-size:clamp(26px,5vw,44px);line-height:1.15}.search-close{position:absolute;right:18px;top:18px;width:38px;height:38px;border-radius:50%;border:1px solid var(--line);background:transparent;color:#fff;font-size:24px;cursor:pointer}.search-form{display:grid;grid-template-columns:1fr auto;gap:10px}.search-form input{min-width:0;background:#090b0f;color:#fff;border:1px solid var(--line);border-radius:10px;padding:15px 16px;outline:none}.search-form input:focus{border-color:var(--red-2);box-shadow:var(--glow-red)}.search-shortcuts{display:flex;flex-wrap:wrap;gap:9px;margin-top:18px}.search-shortcuts a{font-size:12px;color:var(--ink-2);padding:6px 9px;border:1px solid var(--line);border-radius:999px}body.search-open{overflow:hidden}
.page-intro{padding:72px 0 42px;border-bottom:1px solid var(--line)}.page-intro h1{max-width:950px;margin:10px 0 18px;font-size:clamp(38px,7vw,76px);line-height:1.05;letter-spacing:-.035em}.page-intro>p{max-width:800px;color:var(--ink-2);font-size:17px}.page-intro-meta,.meta-row{display:flex;flex-wrap:wrap;gap:12px;color:var(--ink-3);font-size:12px}.page-intro-meta{margin-top:22px}.page-intro-meta span{padding:5px 8px;border-left:2px solid var(--line-red)}.content-section{padding:54px 0 90px}.section{padding:74px 0;border-top:1px solid var(--line)}.section.alt{background:linear-gradient(180deg,rgba(23,27,34,.38),rgba(9,11,15,0))}.section.light{background:#f1f2f3;color:#17191d}.section.light .section-head p,.section.light .meta-row,.section.light .line-item p{color:#60656d}.section-head{display:flex;justify-content:space-between;gap:24px;align-items:flex-end;margin-bottom:30px}.section-head h2{margin:8px 0 4px;font-size:clamp(28px,4vw,50px);line-height:1.08;letter-spacing:-.025em}.section-head p{max-width:720px;margin:0;color:var(--ink-3);font-size:14px}.section-no{font-size:11px;color:var(--ink-3);margin-right:12px}.button-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}.button{display:inline-flex;justify-content:center;align-items:center;min-height:44px;padding:0 17px;border:1px solid var(--red-2);border-radius:9px;background:linear-gradient(180deg,var(--red-2),var(--wine));color:#fff;font-weight:700;font-size:13px;cursor:pointer}.button:hover{filter:brightness(1.12);box-shadow:var(--glow-red)}.button-ghost{background:transparent;border-color:var(--line);color:var(--ink-2)}.text-link{display:inline-flex;margin-top:14px;color:#df7076;font-size:13px;font-weight:700}.pill{display:inline-flex;padding:4px 8px;border:1px solid var(--line-red);border-radius:999px;color:#d7666d;background:var(--red-soft);font-size:10px;font-weight:800;letter-spacing:.06em}.status{display:inline-flex;padding:3px 7px;border-radius:999px;font-size:10px;border:1px solid var(--line)}.status-ok{color:#9dc5a9;border-color:rgba(97,146,111,.35)}.status-muted{color:#aeb2b8}.status-warn{color:#e2b178;border-color:rgba(207,143,64,.35)}.status-info{color:#d86d75;border-color:var(--line-red)}
.hero{padding:54px 0 72px}.hero-grid{display:grid;grid-template-columns:minmax(0,7fr) minmax(340px,5fr);gap:18px}.hero-main,.hero-side-card,.hero-video,.hero-hot{border:1px solid var(--line);border-radius:16px;background:linear-gradient(145deg,#12161c,#0b0e12);overflow:hidden}.hero-main{position:relative;padding:clamp(28px,5vw,58px);min-height:520px;display:flex;flex-direction:column;justify-content:flex-end}.hero-main:before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 75% 20%,rgba(123,17,24,.25),transparent 34%),linear-gradient(135deg,transparent 30%,rgba(255,255,255,.018) 30%,rgba(255,255,255,.018) 31%,transparent 31%);pointer-events:none}.hero-main>*{position:relative}.hero-main h1{margin:14px 0 18px;max-width:920px;font-size:clamp(38px,6vw,74px);line-height:1.02;letter-spacing:-.045em}.hero-main p{max-width:760px;color:var(--ink-2);font-size:16px}.hero-stamp{position:absolute;right:28px;top:28px;border:1px solid var(--line-red);color:#d45760;padding:7px 9px;font:700 10px/1 ui-monospace,monospace;letter-spacing:.12em}.hero-side{display:grid;grid-template-rows:auto auto 1fr;gap:18px}.hero-side-card,.hero-video,.hero-hot{padding:24px}.hero-side h2{font-size:24px;line-height:1.25;margin:10px 0}.hero-side p{color:var(--ink-3);font-size:13px}.play-glyph{width:46px;height:46px;display:grid;place-items:center;border:1px solid var(--line-red);border-radius:50%;margin-bottom:30px;color:#fff;background:var(--red-soft)}.hero-hot ol{margin:14px 0 0;padding:0;list-style:none}.hero-hot li{display:grid;grid-template-columns:28px 1fr;gap:10px;padding:9px 0;border-top:1px solid var(--line);font-size:13px}.hero-hot b{color:#bd4d55}
.keyword-strip{display:flex;flex-wrap:wrap;gap:8px}.keyword-strip a{padding:7px 10px;border:1px solid var(--line);border-radius:999px;color:var(--ink-2);font-size:12px}.keyword-strip a:hover{border-color:var(--line-red);color:#fff}.card-grid{display:grid;gap:16px}.card-grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.card-grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.card-grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}.story-card{min-width:0;border:1px solid var(--line);border-radius:14px;background:var(--surface);overflow:hidden;transition:.25s}.story-card:hover{transform:translateY(-3px);border-color:var(--line-red);box-shadow:var(--shadow-hover)}.story-body{padding:22px}.story-card h3{margin:12px 0 9px;font-size:19px;line-height:1.4}.story-card p{margin:0;color:var(--ink-3);font-size:13px}.media-image{margin:0;aspect-ratio:16/9;background:#0d1015;overflow:hidden}.media-image img{width:100%;height:100%;object-fit:cover}.line-list{border-top:1px solid var(--line)}.line-item{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:26px;padding:20px 0;border-bottom:1px solid var(--line)}.line-item h3{margin:3px 0;font-size:19px}.line-item p{max-width:850px;margin:6px 0 0;color:var(--ink-3);font-size:13px}.line-kicker{color:#bd555d;font-size:11px;font-weight:800}.line-side{display:grid;justify-items:end;align-content:start;gap:8px;color:var(--ink-3);font-size:11px}.split{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(0,.92fr);gap:20px}.feature-panel{padding:32px;border:1px solid var(--line);border-radius:16px;background:linear-gradient(145deg,var(--surface-2),var(--black-2))}.feature-panel h3{font-size:30px;line-height:1.2;margin:12px 0}.feature-panel p{color:var(--ink-2)}.mini-stack{display:grid;gap:12px}.mini-card{padding:18px;border:1px solid var(--line);border-radius:12px;background:rgba(255,255,255,.02)}.mini-card h3{margin:5px 0;font-size:16px}.mini-card p{margin:0;color:var(--ink-3);font-size:12px}.bento{display:grid;grid-template-columns:1.4fr 1fr 1fr;grid-auto-rows:minmax(160px,auto);gap:14px}.bento article{padding:24px;border:1px solid var(--line);border-radius:14px;background:var(--surface)}.bento article:first-child{grid-row:span 2}.bento h3{font-size:20px;margin:9px 0}.bento p{font-size:13px;color:var(--ink-3)}.video-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.video-card{border:1px solid var(--line);border-radius:14px;overflow:hidden;background:#0e1217}.video-frame{aspect-ratio:16/9;padding:18px;display:flex;flex-direction:column;justify-content:space-between;background:radial-gradient(circle at 80% 20%,rgba(123,17,24,.22),transparent 30%),linear-gradient(145deg,#181d25,#0b0e12)}.video-card h3{margin:12px 18px 7px;font-size:18px}.video-card p{margin:0 18px 18px;color:var(--ink-3);font-size:12px}.rank-list{counter-reset:rank;display:grid;gap:0}.rank-row{display:grid;grid-template-columns:54px minmax(0,1fr) 110px 110px;gap:14px;align-items:center;padding:15px 0;border-bottom:1px solid var(--line)}.rank-num{font-size:22px;font-weight:900;color:#737982}.rank-row:nth-child(1) .rank-num{color:#d93b46}.rank-row:nth-child(2) .rank-num{color:#a83942}.rank-row:nth-child(3) .rank-num{color:#9d777b}.rank-title{font-weight:700}.timeline{position:relative;margin-left:11px}.timeline:before{content:"";position:absolute;left:5px;top:10px;bottom:10px;width:1px;background:rgba(255,255,255,.15)}.timeline-node{position:relative;padding:0 0 28px 38px}.timeline-node:before{content:"";position:absolute;left:0;top:8px;width:11px;height:11px;border-radius:50%;background:var(--red-2);box-shadow:0 0 0 5px rgba(163,29,39,.12)}.timeline-node time{font-size:11px;color:var(--ink-3)}.timeline-node h3{margin:4px 0 7px;font-size:19px}.timeline-node p{margin:0;color:var(--ink-2);font-size:13px}.timeline-source{margin-top:7px;color:var(--ink-3);font-size:11px}.verify-report{display:grid;grid-template-columns:1.2fr .8fr;gap:22px;padding:28px;background:#f4f5f6;color:#17191d;border-radius:14px}.verify-report h2,.verify-report h3{color:#111}.verify-report p{color:#4f545b}.verify-table{display:grid;gap:0;border-top:1px solid #d9dcdf}.verify-row{display:grid;grid-template-columns:130px 1fr;gap:18px;padding:13px 0;border-bottom:1px solid #d9dcdf}.verify-row b{font-size:12px}.compare-grid{display:grid;grid-template-columns:1fr 64px 1fr;align-items:stretch;gap:14px}.compare-side{padding:24px;border:1px solid var(--line);border-radius:14px;background:var(--surface)}.compare-vs{display:grid;place-items:center;color:#d65a62;font-weight:900}.quote-flow{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.quote-card{padding:28px;border-left:3px solid var(--red-2);background:linear-gradient(90deg,var(--red-soft),transparent);border-radius:0 14px 14px 0}.quote-card blockquote{margin:0;font-size:20px;line-height:1.55}.quote-card footer{margin-top:14px;color:var(--ink-3);font-size:12px}.comment-flow{display:grid;gap:10px}.comment{display:grid;grid-template-columns:42px 1fr;gap:13px;padding:18px;border:1px solid var(--line);border-radius:12px;background:rgba(255,255,255,.018)}.avatar-text{width:42px;height:42px;display:grid;place-items:center;border-radius:50%;background:#20252e;color:#c8cbd1;font-weight:800}.comment h3{margin:0 0 4px;font-size:14px}.comment p{margin:0;color:var(--ink-2);font-size:13px}.chips{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px}.chip{padding:6px 10px;border:1px solid var(--line);border-radius:999px;background:transparent;color:var(--ink-2);font-size:12px;cursor:pointer}.chip.active,.chip:hover{border-color:var(--line-red);background:var(--red-soft);color:#fff}.faq-list{border-top:1px solid var(--line)}.faq-item{border-bottom:1px solid var(--line)}.faq-q{width:100%;display:flex;justify-content:space-between;gap:16px;text-align:left;padding:18px 0;border:0;background:transparent;color:#fff;font-weight:700;cursor:pointer}.faq-a{padding:0 0 20px;color:var(--ink-3);font-size:13px}.faq-a[hidden]{display:none!important}.update-stream{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-left:1px solid var(--line)}.update-item{padding:20px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);min-height:170px}.update-item .time{font:800 12px/1 ui-monospace,monospace;color:#c24e56}.update-item h3{font-size:16px;margin:14px 0 7px}.update-item p{color:var(--ink-3);font-size:12px}.app-stage{display:grid;grid-template-columns:.85fr 1.15fr;gap:30px;align-items:center}.device-shell{max-width:360px;margin:auto;padding:16px;border:1px solid rgba(255,255,255,.15);border-radius:36px;background:#050608;box-shadow:0 25px 70px rgba(0,0,0,.5)}.device-screen{min-height:580px;border-radius:24px;background:linear-gradient(180deg,#191e26,#0b0e12);padding:28px 20px;display:flex;flex-direction:column}.device-screen .screen-card{padding:15px;border-top:1px solid var(--line);color:var(--ink-2)}.principle-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.principle{padding:22px;border:1px solid var(--line);border-radius:12px}.principle b{display:block;margin-bottom:8px}.principle p{margin:0;color:var(--ink-3);font-size:13px}.longform{max-width:920px}.longform h2{font-size:30px;margin:38px 0 12px}.longform p{color:var(--ink-2)}.notice{padding:18px 20px;border:1px solid var(--line-red);background:var(--red-soft);border-radius:10px;color:#ddd}.search-results-count{margin:20px 0;color:var(--ink-3)}.empty-state{padding:48px;border:1px dashed var(--line);border-radius:14px;text-align:center;color:var(--ink-3)}.not-found{padding:120px 0;min-height:60vh}.error-code{font-size:100px;line-height:1;font-weight:950;color:#2d323b}.not-found h1{font-size:42px;margin:12px 0}.site-footer{background:linear-gradient(135deg,#27292D,#181A1D);border-top:1px solid rgba(217,46,50,.32);padding:60px 0 100px}.footer-grid{display:grid;grid-template-columns:1.7fr repeat(3,1fr);gap:38px}.footer-brand p{max-width:420px;color:rgba(255,255,255,.68);font-size:13px}.footer-grid h2{font-size:13px;margin:0 0 15px}.footer-grid>div:not(.footer-brand){display:grid;align-content:start;gap:7px}.footer-grid a{color:rgba(255,255,255,.68);font-size:13px}.footer-grid a:hover{color:#E64A4E}.footer-bottom{margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,.08);display:flex;justify-content:space-between;color:rgba(255,255,255,.5);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:#15191f;color:#fff;cursor:pointer;opacity:0;pointer-events:none;transition:.2s;z-index:40}.back-top.visible{opacity:1;pointer-events:auto}
@media(max-width:1200px){.desktop-nav a{padding-inline:8px}.compact-link{display:none}.card-grid-4,.principle-grid{grid-template-columns:repeat(2,1fr)}.update-stream{grid-template-columns:repeat(2,1fr)}}
@media(max-width:1024px){.desktop-nav{display:none}.hero-grid,.split,.app-stage,.verify-report{grid-template-columns:1fr}.hero-main{min-height:460px}.bento{grid-template-columns:1fr 1fr}.bento article:first-child{grid-row:auto;grid-column:span 2}.video-grid,.card-grid-3{grid-template-columns:repeat(2,1fr)}.mega-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:900px){.hero-grid{grid-template-columns:1fr}.hero-side{grid-template-columns:1fr 1fr;grid-template-rows:auto}.hero-hot{grid-column:span 2}.compare-grid{grid-template-columns:1fr}.compare-vs{min-height:32px}.rank-row{grid-template-columns:46px 1fr 90px}.rank-row>span:last-child{display:none}.quote-flow{grid-template-columns:1fr}}
@media(max-width:768px){.wrap{width:min(calc(100% - 28px),var(--wrap))}.ticker-inner span:nth-of-type(n+2){display:none}.header-inner{min-height:64px}.header-actions .icon-button span{display:none}.section{padding:54px 0}.page-intro{padding-top:52px}.hero{padding-top:28px}.hero-main{min-height:430px;padding:28px}.hero-stamp{right:18px;top:18px}.hero-side{grid-template-columns:1fr}.hero-hot{grid-column:auto}.card-grid-2,.card-grid-3,.card-grid-4,.video-grid,.principle-grid,.update-stream,.footer-grid{grid-template-columns:1fr}.bento{grid-template-columns:1fr}.bento article:first-child{grid-column:auto}.line-item{grid-template-columns:1fr}.line-side{justify-items:start;grid-auto-flow:column;justify-content:start}.search-form{grid-template-columns:1fr}.search-dialog{padding:28px 22px}.site-footer{padding-bottom:118px}.footer-bottom{display:grid;gap:6px}.mobile-bottom{position:fixed;left:10px;right:10px;bottom:10px;z-index:55;display:grid;grid-template-columns:repeat(5,1fr);padding:8px;background:rgba(17,21,27,.94);border:1px solid var(--line);border-radius:16px;backdrop-filter:blur(14px);box-shadow:var(--shadow)}.mobile-bottom a{text-align:center;padding:7px 4px;color:var(--ink-2);font-size:11px}.back-top{bottom:88px}.mega-grid{grid-template-columns:1fr 1fr}.device-screen{min-height:500px}}
@media(max-width:600px){.wrap{width:min(calc(100% - 22px),var(--wrap))}.header-actions{gap:4px}.brand span:last-child{font-size:14px}.hero-main h1{font-size:38px}.section-head{margin-bottom:22px}.section-head h2{font-size:30px}.page-intro h1{font-size:42px}.mega-grid{grid-template-columns:1fr}.rank-row{grid-template-columns:38px 1fr}.rank-row>span:nth-child(3){display:none}.verify-row{grid-template-columns:1fr;gap:4px}.comment{grid-template-columns:36px 1fr}.avatar-text{width:36px;height:36px}.search-modal{padding:12px}.search-dialog{margin-top:72px}}