*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--color-bg: #faf9f7;--color-surface: #ffffff;--color-primary: #4a7c59;--color-primary-light: #6aab7a;--color-text: #2d2d2d;--color-text-muted: #888;--color-border: #e0ddd8;--color-error: #c0392b;--radius: 12px;--shadow: 0 2px 12px rgba(0,0,0,.08);font-family:Noto Sans TC,-apple-system,BlinkMacSystemFont,sans-serif}body{background:var(--color-bg);color:var(--color-text);min-height:100dvh}button{cursor:pointer;border:none;background:none;font:inherit}a{color:inherit;text-decoration:none}.page{max-width:480px;margin:0 auto;padding:0 16px 80px}.card{background:var(--color-surface);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px}.btn-primary{display:block;width:100%;padding:14px;background:var(--color-primary);color:#fff;border-radius:var(--radius);font-size:16px;font-weight:600;text-align:center;letter-spacing:.5px;transition:background .2s}.btn-primary:hover{background:var(--color-primary-light)}.btn-primary:disabled{opacity:.5;cursor:not-allowed}.section-title{font-size:13px;color:var(--color-text-muted);text-transform:uppercase;letter-spacing:1px;margin-bottom:10px}.divider{height:1px;background:var(--color-border);margin:20px 0}.error-msg{color:var(--color-error);font-size:14px;margin-top:8px}