:root{--bg: #f6f8fa;--surface: #ffffff;--surface-2: #eef1f4;--border: #d8dee4;--text: #1f2328;--text-2: #424a53;--muted: #57606a;--primary: #2563eb;--primary-hover: #1d4ed8;--primary-soft: #eff4ff;--success: #16a34a;--shadow: 0 8px 24px rgba(31, 35, 40, .1);--radius: 6px;--radius-lg: 8px;--maxw: 1120px}*{box-sizing:border-box}html,body{margin:0;max-width:100%;overflow-x:hidden}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Noto Sans,Helvetica,Arial,sans-serif,"Apple Color Emoji","Segoe UI Emoji";font-size:16px;line-height:1.6;background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}img,svg{display:block}h1,h2,h3,p,ul,ol{margin:0}ul,ol{padding:0;list-style:none}.container{max-width:var(--maxw);margin:0 auto;padding:0 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