*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--color-primary: #07c160;--color-primary-hover: #06ad56;--color-bg: #f5f5f5;--color-card: #ffffff;--color-text: #333333;--color-text-secondary: #999999;--color-border: #e8e8e8;--color-danger: #ee0a24;--color-warning: #ff976a;--color-success: #07c160;--radius: 12px;--shadow: 0 2px 12px rgba(0, 0, 0, .08)}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background:var(--color-bg);color:var(--color-text);line-height:1.6;-webkit-font-smoothing:antialiased}a{color:var(--color-primary);text-decoration:none}button{cursor:pointer;border:none;outline:none;font-family:inherit}.btn-primary{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 24px;background:var(--color-primary);color:#fff;border-radius:8px;font-size:16px;font-weight:500;transition:background .2s}.btn-primary:hover{background:var(--color-primary-hover)}.btn-primary:disabled{opacity:.5;cursor:not-allowed}.container{max-width:800px;margin:0 auto;padding:20px}