#checkout-section {
  padding: 100px 0;
}

:root {
  --blue: #1a9ed4;
  --dark: #222;
  --mid: #555;
  --light: #888;
  --border: #e8e8e8;
  --bg: #f8f8f8;
  --red: #e53935;
}

/* ── Progress Bar ─────────────────────────────────────────── */
.checkout-progress-bar {
  list-style: none;
  padding: 0;
  margin: 30px 0 36px;
  display: flex;
  justify-content: center;
  /* flex-wrap: wrap; */
  gap: 0;
}
.checkout-progress-bar li {
  position: relative;
  padding: 0 36px;
  text-align: center;
}
.checkout-progress-bar li::after {
  content: "";
  position: absolute;
  top: 13px;
  right: -16px;
  width: 32px;
  height: 2px;
  background: var(--border);
  z-index: 0;
}
.checkout-progress-bar li:last-child::after {
  display: none;
}
.checkout-progress-bar li a {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--light);
  text-decoration: none;
  position: relative;
  z-index: 1;
}
.checkout-progress-bar li a::before {
  content: "";
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 2px solid var(--border);
  background: #fff;
  display: block;
  transition: all 0.2s;
}
.checkout-progress-bar li.active a {
  color: var(--dark);
}
.checkout-progress-bar li.active a::before {
  background: var(--dark);
  border-color: var(--dark);
}
.checkout-progress-bar li.done a::before {
  background: var(--blue);
  border-color: var(--blue);
}
.checkout-progress-bar li.disabled a {
  color: #ccc;
  pointer-events: none;
}

/* ── Collapsible Panels (Login / Coupon) ─────────────────── */
.panel-toggle-box {
  border: 1px solid var(--border);
  border-radius: 3px;
  margin-bottom: 16px;
  overflow: hidden;
}
.panel-toggle-header {
  background: var(--bg);
  padding: 14px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 14px;
  color: var(--mid);
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s;
}
.panel-toggle-header.open {
  border-bottom-color: var(--border);
}
.panel-toggle-header strong {
  color: var(--dark);
  margin-left: 10px;
}
.btn-toggle-panel {
  background: none;
  border: none;
  color: var(--blue);
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  padding: 0;
  letter-spacing: 0.5px;
  transition: color 0.2s;
}
.btn-toggle-panel:hover {
  color: #1585b5;
}
.panel-toggle-body {
  display: none;
  padding: 20px;
}
.panel-toggle-body.show {
  display: block;
}
.panel-toggle-body p {
  font-size: 13px;
  color: var(--mid);
  margin-bottom: 16px;
}

/* ── Section Title ────────────────────────────────────────── */
.step-title {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--dark);
  margin-bottom: 22px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--border);
  position: relative;
}
.step-title::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 40px;
  height: 2px;
  background: var(--blue);
}

/* ── Form Styles ──────────────────────────────────────────── */
.form-group {
  margin-bottom: 14px;
}
.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--dark);
  margin-bottom: 6px;
}
.form-group label .required {
  color: var(--red);
  text-decoration: none;
  margin-left: 2px;
}
.form-control {
  width: 100%;
  height: 40px;
  padding: 8px 12px;
  font-size: 14px;
  font-family: "Barlow", sans-serif;
  color: var(--dark);
  border: 1px solid var(--border);
  border-radius: 3px;
  outline: none;
  transition: border-color 0.2s;
  background: #fff;
}
.form-control:focus {
  border-color: var(--blue);
  box-shadow: none;
}
textarea.form-control {
  height: auto;
  resize: vertical;
}
select.form-control {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23888' stroke-width='1.5' fill='none'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 32px;
}
.form-control.is-invalid {
  border-color: var(--red);
}
.invalid-feedback {
  font-size: 13px;
  color: var(--red);
  margin-top: 4px;
  display: none;
}
.form-control.is-invalid ~ .invalid-feedback {
  display: block;
}

/* Checkbox */
.check-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
  cursor: pointer;
}
.check-row input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--blue);
  cursor: pointer;
  flex-shrink: 0;
}
.check-row label {
  font-size: 13px;
  color: var(--mid);
  cursor: pointer;
  margin: 0;
  font-weight: 500;
}

/* ── Shipping Section (inside form) ──────────────────────── */
.shipping-section {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 3px;
  padding: 18px;
  margin-bottom: 14px;
}
.shipping-section-title {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--dark);
  margin-bottom: 12px;
}
.shipping-option-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
}
.shipping-option-row:last-child {
  border-bottom: none;
}
.shipping-option-row input[type="radio"] {
  accent-color: var(--blue);
  width: 16px;
  height: 16px;
  cursor: pointer;
}
.shipping-option-label {
  font-size: 13px;
  color: var(--mid);
  flex: 1;
}
.shipping-option-price {
  font-size: 13px;
  font-weight: 700;
  color: var(--dark);
}

/* ── Difference shipping collapse ────────────────────────── */
.diff-shipping-wrap {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 3px;
  padding: 18px;
  margin-top: 4px;
  display: none;
}
.diff-shipping-wrap.show {
  display: block;
}
.diff-shipping-title {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--dark);
  margin-bottom: 14px;
}

/* ── Order Summary (right panel) ─────────────────────────── */
.order-summary {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 3px;
  padding: 24px;
  position: sticky;
  top: 20px;
}
.order-summary-title {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--dark);
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--border);
  position: relative;
}
.order-summary-title::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 40px;
  height: 2px;
  background: var(--blue);
}

/* Order items table */
.table-order {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 0;
}
.table-order thead th {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--light);
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
}
.table-order tbody tr {
  border-bottom: 1px solid var(--border);
}
.table-order tbody tr:last-child {
  border-bottom: none;
}
.table-order td {
  padding: 12px 0;
  font-size: 14px;
  color: var(--mid);
  vertical-align: middle;
}
.table-order td:last-child {
  text-align: right;
  font-weight: 600;
  color: var(--dark);
}
.order-item-name {
  font-weight: 600;
  color: var(--dark);
  margin-bottom: 2px;
  font-size: 14px;
}
.order-item-qty {
  font-size: 12px;
  color: var(--light);
}

.table-order tfoot tr {
  border-top: 2px solid var(--border);
}
.table-order tfoot td {
  padding: 12px 0;
  font-size: 14px;
  font-weight: 600;
  color: var(--dark);
}
.table-order tfoot .total-row td {
  font-size: 16px;
  font-weight: 700;
}
.table-order tfoot td:last-child {
  text-align: right;
}

/* Place order button */
.btn-place-order {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  padding: 14px;
  background: var(--dark);
  color: #fff;
  border: none;
  border-radius: 3px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  cursor: pointer;
  transition: background 0.2s;
  margin-top: 16px;
}
.btn-place-order:hover {
  background: var(--blue);
}
.btn-place-order:disabled {
  background: #aaa;
  cursor: not-allowed;
}

/* Login form button */
.btn-login {
  background: var(--dark);
  color: #fff;
  border: none;
  border-radius: 3px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  padding: 10px 24px;
  cursor: pointer;
  transition: background 0.2s;
  margin-top: 4px;
}
.btn-login:hover {
  background: var(--blue);
}

/* Coupon */
.coupon-input-group {
  max-width: 360px;
      align-items: center;
}
.coupon-input-group .form-control {
  height: 40px;
}
.btn-coupon {
  background: var(--dark);
  color: #fff;
  border: none;
  border-radius: 0 3px 3px 0;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 0 18px;
  height: 38px;
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.2s;
}
.btn-coupon:hover {
  background: var(--blue);
}

/* Alert */
.alert-error {
  background: #fdecea;
  color: var(--red);
  border: 1px solid #f5c6cb;
  border-radius: 3px;
  padding: 10px 14px;
  font-size: 13px;
  margin-bottom: 14px;
  display: none;
}
.alert-error.show {
  display: block;
}

/* ── Responsive ──────────────────────────────────────────── */
@media (max-width: 991px) {
  .order-summary {
    position: static;
    margin-top: 30px;
  }
}
@media (max-width: 767px) {
  .checkout-progress-bar li {
    padding: 0 20px;
  }
  .checkout-progress-bar li::after {
    width: 20px;
    right: -10px;
  }
  .checkout-progress-bar li a {
    font-size: 16px;
  }
  .coupon-input-group {
    max-width: 100%;
  }
}
@media (max-width: 480px) {
  .panel-toggle-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }
  .step-title {
    font-size: 14px;
  }
}