body { margin: 0; padding: 0; background: #fbfbfb; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; font-size: 14px; }
a { text-decoration: none; color: black; }
#nav-bgc { height: auto; }

/* ===== H5 layout ===== */
.acc-container { width: 100%; max-width: 600px; margin: 0 auto; padding: 0 16px; box-sizing: border-box; }

.acc-page-title { text-align: center; margin: 20px 0 16px; font-size: 20px; font-weight: 700; color: #1d1d1f; }

/* ===== Tabs ===== */
.tab-bar { display: flex; border-bottom: 2px solid #e5e5e7; margin-bottom: 16px; }
.tab-item { padding: 10px 24px; font-size: 14px; font-weight: 500; color: #6e6e73; cursor: pointer; border-bottom: 2px solid transparent; margin-bottom: -2px; user-select: none; }
.tab-item.active { color: #0071e3; border-bottom-color: #0071e3; font-weight: 600; }

/* ===== Product row ===== */
.acc-row { display: flex; align-items: center; gap: 12px; padding: 12px; border: 1px solid #e5e5e7; border-radius: 10px; margin: 10px 0; background: #fff; }
.acc-img img { width: 64px; height: 64px; object-fit: contain; border-radius: 6px; background: #f5f5f7; }
.acc-info { flex: 1; }
.acc-name { font-size: 13px; font-weight: 600; color: #1d1d1f; }
.acc-price { font-size: 12px; color: #6e6e73; margin-top: 3px; }

/* ===== Qty control ===== */
.acc-qty { display: flex; align-items: center; gap: 8px; }
.qty-btn { width: 28px; height: 28px; border: 1px solid #d1d1d6; border-radius: 50%; background: #f5f5f7; cursor: pointer; font-size: 16px; display: flex; align-items: center; justify-content: center; user-select: none; padding: 0; }
.qty-num { min-width: 20px; text-align: center; font-size: 15px; font-weight: 600; }

/* ===== Bundle hint ===== */
.bundle-hint { margin: 10px 0 4px; padding: 9px 12px; background: #f0f7ff; border-radius: 8px; font-size: 12px; color: #1d1d1f; border-left: 3px solid #0071e3; }

/* ===== Summary box ===== */
.summary-box { margin: 14px 0; padding: 12px 14px; border: 1px solid #e5e5e7; border-radius: 10px; background: #fafafa; font-size: 14px; }
.price-row { margin: 4px 0; }
.discount-row { color: #27ae60; }

/* ===== Checkout button ===== */
.acc-checkout-btn { display: block; width: 100%; background: #0071e3; color: #fff; text-align: center; padding: 14px 0; border-radius: 10px; font-size: 16px; font-weight: 600; cursor: pointer; user-select: none; margin: 12px 0 4px; box-sizing: border-box; }
.acc-checkout-btn:active { background: #005bb5; }

/* ===== Order page ===== */
.acc-order-summary { padding: 14px; border: 1px solid #e5e5e7; border-radius: 10px; background: #fff; margin-bottom: 16px; font-size: 14px; }
.acc-order-summary span { display: block; margin: 4px 0; }

.form-section { background: #fff; border: 1px solid #e5e5e7; border-radius: 10px; padding: 14px; margin-bottom: 14px; }
.form-section > span:first-child { font-weight: 600; font-size: 14px; display: block; margin-bottom: 12px; }

.form-field { margin-bottom: 10px; }
.form-field label { display: block; font-size: 12px; color: #555; margin-bottom: 4px; }
.form-field input, .form-field select { width: 100%; box-sizing: border-box; padding: 9px 10px; border: 1px solid #d1d1d6; border-radius: 6px; font-size: 14px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }

.order-submit-btn { display: block; width: 100%; background: #0071e3; color: #fff; text-align: center; padding: 15px; border-radius: 10px; font-size: 16px; font-weight: 600; cursor: pointer; box-sizing: border-box; margin: 8px 0; }
.order-submit-btn:active { background: #005bb5; }

.addr-card { border: 1px solid #e5e5e7; border-radius: 8px; padding: 10px 12px; margin: 8px 0; cursor: pointer; background: #fff; }
.addr-card.selected { border-color: #0071e3; }
.addr-card .addr-name { font-weight: 600; font-size: 13px; }
.addr-card .addr-detail { font-size: 12px; color: #6e6e73; margin-top: 2px; }

.coupon-card { border: 1px solid #e5e5e7; border-radius: 8px; padding: 10px 12px; margin: 8px 0; cursor: pointer; background: #fff; }
.coupon-card.selected { border-color: #0071e3; }
.coupon-card .coupon-name { font-weight: 600; font-size: 13px; color: #0071e3; }
.coupon-card .coupon-code { font-size: 12px; color: #888; margin-top: 2px; }

.err-msg { color: red; font-size: 12px; margin: 6px 0; }
.tips-box { font-size: 12px; color: #888; padding: 10px 0; }
.tips-box li { margin: 4px 0; }