:root{color-scheme:light;--bg: #f7f8f4;--surface: #ffffff;--surface-muted: #eef3ee;--text: #1f2a24;--muted: #637168;--line: #dce4dc;--accent: #0f766e;--accent-dark: #115e59;--accent-soft: #d6f1ed;--warn-soft: #fff4d6;--warn-text: #6b4d00;--radius: 8px;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Microsoft YaHei,PingFang SC,sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-size:16px;line-height:1.7}a{color:var(--accent-dark);text-decoration:none}a:hover{text-decoration:underline}img{max-width:100%}.site-shell{min-height:100vh;display:flex;flex-direction:column}.container{width:min(1120px,calc(100% - 32px));margin:0 auto}.site-header{border-bottom:1px solid var(--line);background:#f7f8f4f0;position:sticky;top:0;z-index:10;backdrop-filter:blur(12px)}.header-inner{min-height:64px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{color:var(--text);font-weight:700;letter-spacing:0;white-space:nowrap}.site-nav{display:flex;align-items:center;gap:6px;flex-wrap:wrap;justify-content:flex-end}.site-nav a{color:var(--muted);padding:8px 10px;border-radius:6px;font-size:.95rem}.site-nav a:hover,.site-nav a[aria-current=page]{color:var(--text);background:var(--surface-muted);text-decoration:none}main{flex:1}.site-footer{margin-top:72px;border-top:1px solid var(--line);padding:28px 0;color:var(--muted);font-size:.95rem}.hero{padding:72px 0 36px}.hero-grid{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(280px,.65fr);gap:32px;align-items:end}.eyebrow{margin:0 0 10px;color:var(--accent-dark);font-weight:700}h1,h2,h3{line-height:1.25;letter-spacing:0}h1{margin:0;font-size:clamp(2.1rem,6vw,4.2rem);max-width:10em}h2{margin:0 0 18px;font-size:1.65rem}h3{margin:0 0 8px;font-size:1.1rem}.lead{margin:18px 0 0;max-width:720px;color:var(--muted);font-size:1.1rem}.hero-note,.notice{background:var(--warn-soft);color:var(--warn-text);border:1px solid #f2dc9d;border-radius:var(--radius);padding:16px}.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}.button{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:9px 15px;border-radius:7px;border:1px solid var(--accent);background:var(--accent);color:#fff;font-weight:700}.button.secondary{background:transparent;color:var(--accent-dark)}.button:hover{text-decoration:none;background:var(--accent-dark);border-color:var(--accent-dark);color:#fff}.section{padding:36px 0}.section-heading{display:flex;justify-content:space-between;align-items:end;gap:16px;margin-bottom:18px}.section-heading p{margin:0;color:var(--muted)}.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:18px}.card p{color:var(--muted);margin:0}.article-list{display:grid;gap:14px}.article-card{display:grid;gap:12px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:18px}.article-card h2,.article-card h3{margin:0}.meta{display:flex;flex-wrap:wrap;gap:8px 12px;color:var(--muted);font-size:.92rem}.chips{display:flex;flex-wrap:wrap;gap:8px}.chip{display:inline-flex;align-items:center;min-height:28px;padding:3px 9px;border-radius:999px;background:var(--accent-soft);color:var(--accent-dark);font-size:.88rem}.page-header{padding:56px 0 24px}.page-header h1{font-size:clamp(2rem,5vw,3rem)}.narrow{width:min(820px,calc(100% - 32px));margin:0 auto}.prose{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:28px}.prose h2{margin-top:32px}.prose h2:first-child{margin-top:0}.prose li+li{margin-top:6px}.article-header{padding:48px 0 20px}.article-header h1{max-width:14em;font-size:clamp(2rem,5vw,3.2rem)}.info-panel{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin:22px 0}.info-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:14px}.info-item strong{display:block;margin-bottom:4px}@media(max-width:800px){.header-inner{align-items:flex-start;flex-direction:column;padding:14px 0;gap:10px}.site-nav{justify-content:flex-start}.hero{padding-top:44px}.hero-grid,.grid,.info-panel{grid-template-columns:1fr}.section-heading{align-items:flex-start;flex-direction:column}.prose{padding:20px}}