:root,[data-theme=dark]{--bg:#0f1114;--bg-soft:#14171c;--card:#171b22;--border:#262c37;--text:#e9e6df;--muted:#98a0ac;--accent:#f59e0b;--accent-soft:rgba(245, 158, 11, 0.12);--accent-ink:#14100a;--header-bg:rgba(15, 17, 20, 0.88);--shadow:0 8px 24px rgba(0, 0, 0, 0.35)}[data-theme=light]{--bg:#f4f1e9;--bg-soft:#ece7d8;--card:#fffdf7;--border:#d9d1bd;--text:#1d1f24;--muted:#5d6572;--accent:#b45309;--accent-soft:rgba(180, 83, 9, 0.1);--accent-ink:#fffdf7;--header-bg:rgba(244, 241, 233, 0.9);--shadow:0 8px 24px rgba(60, 50, 30, 0.12)}*,*::before,*::after{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{margin:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,segoe ui,Roboto,helvetica neue,Arial,sans-serif;line-height:1.65;font-size:17px}::selection{background:var(--accent);color:var(--accent-ink)}.container{max-width:1080px;margin:0 auto;padding:0 20px}main.container{padding-top:40px;padding-bottom:64px;min-height:60vh}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}img{max-width:100%;height:auto}h1,h2,h3{line-height:1.25;letter-spacing:-.01em}.kicker{font-size:12px;font-weight:800;letter-spacing:.18em;text-transform:uppercase;color:var(--accent);margin:0 0 12px}.section-title{font-size:13px;font-weight:800;letter-spacing:.2em;text-transform:uppercase;margin:0;color:var(--text)}.page-title{font-size:clamp(30px,5vw,44px);margin:0 0 12px;font-weight:800}.page-desc{color:var(--muted);margin:0;max-width:640px}.dot{color:var(--muted)}.site-header{position:sticky;top:0;z-index:50;background:var(--header-bg);backdrop-filter:blur(10px);border-bottom:1px solid var(--border)}.header-inner{display:flex;align-items:center;gap:24px;height:64px}.brand{display:flex;align-items:center;gap:10px;color:var(--text);font-weight:800;letter-spacing:.04em}.brand:hover{text-decoration:none}.brand-logo{border-radius:8px;display:block}.nav{display:flex;gap:4px;margin-left:auto}.nav a{color:var(--muted);font-weight:600;font-size:15px;padding:8px 12px;border-radius:8px}.nav a:hover{color:var(--text);text-decoration:none;background:var(--bg-soft)}.nav a.active{color:var(--accent)}.header-actions{display:flex;gap:8px;align-items:center}.icon-btn{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:10px;border:1px solid var(--border);background:var(--card);color:var(--text);cursor:pointer}.icon-btn:hover{border-color:var(--accent)}.nav-toggle{display:none}[data-theme=dark] .icon-sun{display:none}[data-theme=light] .icon-moon{display:none}.hero{border:1px solid 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