:root{--bg: #f6f7f9;--surface: #ffffff;--surface-2: #f1f3f6;--border: #e6e9ee;--border-strong: #d5dae2;--text: #101828;--text-2: #475467;--text-3: #606c7e;--accent: #d92b4c;--accent-hover: #bd2140;--accent-soft: #fdeef1;--danger: #d92d20;--danger-soft: #fef3f2;--success: #16a34a;--success-soft: #ecfdf3;--focus-ring: rgba(217, 43, 76, .35);--radius-lg: 16px;--radius-md: 12px;--radius-sm: 8px;--shadow-card: 0 1px 2px rgba(16, 24, 40, .04), 0 6px 20px rgba(16, 24, 40, .06);--container-max: 1120px}*,*:before,*:after{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans,PingFang SC,Hiragino Sans,Microsoft YaHei,sans-serif;background:var(--bg);color:var(--text);font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}h1,h2,h3,p{margin:0}button,input{font:inherit;color:inherit}:focus-visible{outline:3px solid 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