:root{--brand: #ff4a26;--brand-soft: #fff1eb;--bg: #f5f6fa;--card: #ffffff;--text-main: #1f1f1f;--text-sub: #666666;--text-light: #999999;--danger: #ff4d4f;--radius: 14px}*{box-sizing:border-box}body{margin:0;background:var(--bg);font-family:PingFang SC,-apple-system,BlinkMacSystemFont,Helvetica Neue,Arial,sans-serif;color:var(--text-main)}.container{max-width:560px;margin:0 auto;min-height:100vh;padding:14px 12px 30px}.card{background:var(--card);border-radius:var(--radius);box-shadow:0 6px 16px #2d2d2d0f;padding:14px;margin-bottom:12px}.preview-flag{display:inline-block;margin-bottom:8px;padding:3px 10px;border-radius:10px;background:#fff7e6;color:#d46b08;font-size:12px}.title{font-size:21px;font-weight:700;line-height:1.3;margin-bottom:8px}.subtitle{font-size:14px;color:var(--text-sub);margin-bottom:10px}.countdown{color:var(--danger);font-size:13px;font-weight:600}.hero{width:100%;border-radius:12px;margin-top:10px}.section-title{font-size:16px;font-weight:700;margin-bottom:10px}.coupon-card{border:1px solid #f0f1f4;border-radius:12px;padding:12px;margin-bottom:10px;background:#fff}.coupon-main{display:flex;align-items:flex-start;justify-content:space-between;gap:10px}.coupon-title{font-size:16px;font-weight:700;color:#1f1f1f;line-height:1.4}.coupon-value{margin-top:6px;color:var(--brand);font-size:30px;font-weight:700;line-height:1}.coupon-meta{margin-top:6px;font-size:12px;color:var(--text-sub);line-height:1.4}.coupon-rule{margin-top:12px;border-top:1px dashed #f0f0f0;padding-top:10px;font-size:12px;color:var(--text-sub);line-height:1.5}.product-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.product-card{border:1px solid #f0f1f4;border-radius:12px;padding:10px;background:#fff}.product-image-wrap{width:100%;border-radius:10px;overflow:hidden;background:#fafafa}.product-image{width:100%;height:130px;object-fit:cover;display:block}.product-image-empty{display:flex;align-items:center;justify-content:center;color:var(--text-light);font-size:12px}.product-name{margin-top:8px;font-size:14px;font-weight:600;color:#1f1f1f;line-height:1.4;min-height:38px}.product-meta-row{margin-top:8px;display:flex;align-items:center;justify-content:space-between;gap:8px}.product-price{color:var(--brand);font-size:16px;font-weight:700}.btn{border:none;height:34px;border-radius:17px;padding:0 14px;font-size:13px;font-weight:600;cursor:pointer;white-space:nowrap}.btn-primary{background:var(--brand);color:#fff}.btn-ghost{background:var(--brand-soft);color:var(--brand)}.btn-disabled{background:#f0f0f0;color:var(--text-light);cursor:not-allowed}.footer{margin-top:14px;color:var(--text-light);font-size:12px;text-align:center}.empty{padding:20px 0;color:var(--text-light);text-align:center;font-size:13px}