:root{color-scheme:light;--bg: #f7f7f2;--paper: #ffffff;--ink: #191a1c;--muted: #60646c;--line: #deded6;--accent: #b5242c;--accent-dark: #7d171d;--gold: #b98b2f;--green: #246b4b;--shadow: 0 18px 45px rgba(25, 26, 28, .08)}*{box-sizing:border-box}html{font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Microsoft YaHei,sans-serif;background:var(--bg);color:var(--ink)}body{margin:0;min-height:100vh}a{color:inherit;text-decoration:none}a:hover{color:var(--accent)}.site-shell{min-height:100vh}.site-header{position:sticky;top:0;z-index:10;border-bottom:1px solid rgba(25,26,28,.08);background:#f7f7f2eb;backdrop-filter:blur(14px)}.nav{display:flex;align-items:center;justify-content:space-between;gap:24px;width:min(1120px,calc(100% - 32px));margin:0 auto;padding:18px 0}.brand{display:flex;align-items:center;gap:10px;font-weight:800;letter-spacing:0}.brand-mark{display:grid;width:34px;height:34px;place-items:center;border:1px solid var(--line);border-radius:6px;background:var(--paper);color:var(--accent);box-shadow:var(--shadow)}.nav-links{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:16px;color:var(--muted);font-size:14px}.main{width:min(1120px,calc(100% - 32px));margin:0 auto;padding:48px 0 72px}.hero{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(280px,.92fr);gap:44px;align-items:center;min-height:520px}.hero h1{max-width:760px;margin:0;font-size:clamp(42px,6vw,76px);line-height:.98;letter-spacing:0}.hero p{max-width:670px;margin:24px 0 0;color:var(--muted);font-size:19px;line-height:1.7}.hero-panel,.section-panel,.article-card,.metric-card{border:1px solid var(--line);border-radius:8px;background:var(--paper);box-shadow:var(--shadow)}.hero-panel{padding:24px}.signal-list{display:grid;gap:14px;margin:0;padding:0;list-style:none}.signal-list li{display:grid;grid-template-columns:42px 1fr;gap:14px;align-items:start;padding:14px;border:1px solid rgba(25,26,28,.08);border-radius:8px;background:#fbfbf8}.signal-list strong{display:block;margin-bottom:4px}.signal-list span{color:var(--muted);line-height:1.55}.icon-box{display:grid;width:42px;height:42px;place-items:center;border-radius:8px;background:#f1ebe0;color:var(--accent-dark)}.section{margin-top:64px}.section-head{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:22px}.section-head h2{margin:0;font-size:clamp(26px,3vw,40px);line-height:1.1}.section-head p{max-width:520px;margin:0;color:var(--muted);line-height:1.65}.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.article-card{display:flex;min-height:260px;flex-direction:column;padding:22px}.article-card h3{margin:14px 0 10px;font-size:22px;line-height:1.25}.article-card p{margin:0;color:var(--muted);line-height:1.65}.card-meta{display:flex;flex-wrap:wrap;gap:8px;color:var(--muted);font-size:13px}.tag{display:inline-flex;align-items:center;min-height:26px;padding:0 9px;border:1px solid var(--line);border-radius:999px;background:#fbfbf8;color:var(--muted);font-size:13px}.article-card .read-more{margin-top:auto;padding-top:20px;color:var(--accent-dark);font-weight:700}.metrics{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.metric-card{padding:20px}.metric-card strong{display:block;font-size:30px}.metric-card span{color:var(--muted)}.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:38px;align-items:start}.article{border:1px solid var(--line);border-radius:8px;background:var(--paper);padding:clamp(24px,5vw,52px);box-shadow:var(--shadow)}.article h1{margin:0 0 18px;font-size:clamp(34px,5vw,58px);line-height:1.04}.article h2{margin-top:36px;font-size:28px}.article p,.article li{color:#313338;font-size:17px;line-height:1.85;overflow-wrap:anywhere}.article table{width:100%;border-collapse:collapse;margin:24px 0;overflow:hidden;border-radius:8px}.article th,.article td{border:1px solid var(--line);padding:12px;text-align:left;vertical-align:top}.article th{background:#f1ebe0}.sidebar{position:sticky;top:92px;display:grid;gap:14px}.section-panel{padding:20px}.section-panel h2,.section-panel h3{margin-top:0}.section-panel ul{margin-bottom:0;padding-left:20px;color:var(--muted);line-height:1.7}.site-footer{border-top:1px solid var(--line);padding:26px 0;color:var(--muted)}.site-footer div{width:min(1120px,calc(100% - 32px));margin:0 auto}@media(max-width:860px){.hero,.article-layout{grid-template-columns:1fr}.hero{min-height:auto}.grid,.metrics{grid-template-columns:1fr}.section-head,.nav{align-items:start;flex-direction:column}.nav-links{justify-content:flex-start}.sidebar{position:static}}