:root{--bg:#f7f9fc;--surface:rgba(255,255,255,0.82);--surface-strong:#ffffff;--text:#0f172a;--muted:#475569;--line:#e2e8f0;--primary:#2563eb;--primary-strong:#1d4ed8;--accent:#7c3aed;--shadow:0 20px 60px rgba(15,23,42,0.08);--shadow-soft:0 10px 30px rgba(15,23,42,0.06);--radius:24px;--radius-sm:16px;--container:1160px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:radial-gradient(circle at top left,rgba(37,99,235,.12),transparent 28%),radial-gradient(circle at top right,rgba(124,58,237,.1),transparent 24%),var(--bg);color:var(--text)}img{max-width:100%;display:block}a{color:inherit;text-decoration:none}button,input,textarea{font:inherit}.container{width:min(var(--container),calc(100% - 40px));margin:0 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