/* ── Checkout page styles — lumio.vn/thanh-toan/ ── */

/* ── Design tokens ──────────────────────────────────────────── */
:root {
  --layout-max: 1140px;
  --co-yellow: #FFD937;
  --co-yellow-soft: #fffbea;
  --co-text: rgb(54, 54, 54);
  --co-text-soft: #666;
  --co-border: #e5e7eb;
  --co-border-strong: #d1d5db;
  --co-bg: #f9fafb;
  --co-white: #fff;
  --co-green: #16a34a;
  --co-red-bg: rgba(198,40,40,0.06);
  --co-red-border: rgba(198,40,40,0.35);
  --co-red-text: #a31616;
  --co-radius: 12px;
  --co-radius-lg: 20px;
  --co-radius-pill: 999px;
  --co-shadow: 0 1px 3px rgba(0,0,0,0.08), 0 4px 16px rgba(0,0,0,0.06);
  --co-shadow-lg: 0 4px 24px rgba(0,0,0,0.1);
  --font-display: var(--font-bricolage, "Bricolage Grotesque"), system-ui, sans-serif;
  --font-body: var(--font-be-vietnam, "Be Vietnam Pro"), system-ui, sans-serif;
}

/* ── Page shell ─────────────────────────────────────────────── */
.co-page {
  min-height: 100vh;
  background: var(--co-bg);
  padding-top: 5rem;
  padding-bottom: 4rem;
}

.co-container {
  width: min(var(--layout-max), 100%);
  margin-inline: auto;
  padding-inline: 1.25rem;
}

/* ── 2-column layout ────────────────────────────────────────── */
.co-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  align-items: start;
}

@media (min-width: 768px) {
  .co-layout {
    grid-template-columns: minmax(0, 2fr) minmax(0, 3fr);
    gap: 2rem;
  }
}

@media (min-width: 1024px) {
  .co-layout {
    grid-template-columns: minmax(0, 340px) minmax(0, 1fr);
    gap: 2.5rem;
  }
}

/* ── Left column: product summary ───────────────────────────── */
.co-summary {
  background: var(--co-white);
  border-radius: var(--co-radius-lg);
  box-shadow: var(--co-shadow);
  overflow: hidden;
  position: sticky;
  top: 5.5rem;
}

.co-summary__img {
  background: #f3f4f6;
  padding: 1.5rem;
}

.co-summary__img img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 240px;
  object-fit: contain;
}

.co-summary__body {
  padding: 1.25rem 1.25rem 1.5rem;
}

.co-summary__cat {
  font-size: var(--text-xs);
  color: var(--co-text-soft);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin: 0 0 0.25rem;
}

.co-summary__name {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--co-text);
  margin: 0 0 0.25rem;
}

.co-summary__sub {
  font-size: var(--text-xs);
  color: var(--co-text-soft);
  margin: 0 0 1rem;
  line-height: 1.4;
}

/* Qty selector */
.co-summary__qty-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--co-border);
}

.co-summary__qty-label {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--co-text);
}

.co-qty {
  display: flex;
  align-items: center;
  border: 1.5px solid var(--co-border-strong);
  border-radius: var(--co-radius-pill);
  overflow: hidden;
}

.co-qty__btn {
  width: 2.25rem;
  height: 2.25rem;
  background: none;
  border: none;
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--co-text);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.12s ease;
}

.co-qty__btn:hover {
  background: var(--co-bg);
}

.co-qty__val {
  width: 2rem;
  text-align: center;
  font-weight: 700;
  font-size: var(--text-base);
}

/* Price breakdown */
.co-summary__prices {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.co-summary__price-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-size: var(--text-sm);
  color: var(--co-text-soft);
  gap: 0.5rem;
}

.co-summary__price-row--total {
  border-top: 1px solid var(--co-border);
  padding-top: 0.65rem;
  margin-top: 0.25rem;
  font-size: var(--text-base);
  color: var(--co-text);
  font-weight: 700;
}

.co-summary__price-row--total strong {
  font-size: var(--text-lg);
  color: var(--co-text);
}

.co-summary__ship-loading {
  color: var(--co-text-soft);
  font-style: italic;
}

.co-summary__ship-error {
  color: var(--co-red-text);
}

.co-summary__ship-pending {
  color: var(--co-text-soft);
  font-style: italic;
}

/* Trust badges */
.co-summary__trust {
  list-style: none;
  margin: 0;
  padding: 0.75rem 0 0;
  border-top: 1px solid var(--co-border);
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.co-summary__trust li {
  font-size: var(--text-xs);
  color: var(--co-text-soft);
}

/* ── Right column: form ──────────────────────────────────────── */
.co-form {
  background: var(--co-white);
  border-radius: var(--co-radius-lg);
  box-shadow: var(--co-shadow);
  padding: 1.75rem 1.5rem 2rem;
}

.co-form__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--co-text);
  margin: 0 0 1.5rem;
}

/* Sections inside form */
.co-section {
  margin-bottom: 1.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--co-border);
}

.co-section:last-of-type {
  border-bottom: none;
  padding-bottom: 0;
}

.co-section__title {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--co-text-soft);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin: 0 0 1rem;
}

/* Fields */
.co-field {
  margin-bottom: 0.85rem;
}

.co-field-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 1rem;
  margin-bottom: 0.85rem;
}

.co-field-row .co-field {
  margin-bottom: 0;
}

.co-field label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--co-text);
  margin-bottom: 0.35rem;
}

.co-field input,
.co-field textarea,
.co-field select {
  width: 100%;
  padding: 0.65rem 0.85rem;
  border-radius: var(--co-radius);
  border: 1.5px solid var(--co-border-strong);
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--co-text);
  background: var(--co-white);
  transition: border-color 0.15s ease;
  -webkit-appearance: none;
}

.co-field input:focus,
.co-field textarea:focus,
.co-field select:focus {
  outline: none;
  border-color: var(--co-text);
}

.co-field textarea {
  min-height: 4rem;
  resize: vertical;
}

.co-optional {
  font-weight: 400;
  color: var(--co-text-soft);
}

/* Gift toggle */
.co-gift-toggle {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.75rem 1rem;
  border-radius: var(--co-radius);
  border: 1.5px solid var(--co-border-strong);
  cursor: pointer;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--co-text);
  margin-bottom: 0.85rem;
  transition: border-color 0.15s, background 0.15s;
}

.co-gift-toggle:has(input:checked) {
  border-color: var(--co-text);
  background: var(--co-yellow-soft);
}

.co-gift-toggle input {
  width: 1rem;
  height: 1rem;
  accent-color: var(--co-text);
  flex-shrink: 0;
}

.co-gift-fields {
  padding: 1rem;
  border-radius: var(--co-radius);
  background: var(--co-yellow-soft);
  border: 1px solid rgba(0,0,0,0.06);
  margin-bottom: 1rem;
}

/* Payment options */
.co-pay-options {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
}

@media (max-width: 400px) {
  .co-pay-options { grid-template-columns: 1fr; }
}

.co-pay-option {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.85rem 1rem;
  border-radius: var(--co-radius);
  border: 1.5px solid var(--co-border-strong);
  cursor: pointer;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--co-text);
  transition: border-color 0.15s, background 0.15s;
}

.co-pay-option--active {
  border-color: var(--co-text);
  background: var(--co-yellow-soft);
}

.co-pay-option input {
  accent-color: var(--co-text);
}

.co-pay-option__icon {
  font-size: var(--text-lg);
}

/* Error summary */
.checkout-error-summary {
  margin: 0 0 1rem;
  padding: 0.75rem 1rem;
  border-radius: var(--co-radius);
  border: 1px solid var(--co-red-border);
  background: var(--co-red-bg);
  color: var(--co-red-text);
  font-size: var(--text-sm);
  line-height: 1.5;
}

/* Submit button */
.co-submit {
  display: flex;
  width: 100%;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 1.25rem;
  margin-right: 6px;
  margin-bottom: 6px;
  padding: 0.875rem 2.75rem;
  border: none;
  border-radius: var(--co-radius-pill);
  background: #1d4f35;
  color: #fff;
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 700;
  cursor: pointer;
  box-shadow: 6px 6px 0 0 #4caf7d;
  transition: transform 0.12s ease, box-shadow 0.12s ease, background-color 0.12s ease;
}

.co-submit:hover {
  background: #174329;
  transform: translate(-1px, -1px);
  box-shadow: 7px 7px 0 0 #4caf7d;
}

.co-submit:active {
  transform: translate(4px, 4px);
  box-shadow: 2px 2px 0 0 #4caf7d;
}

.co-submit:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none;
}

.co-submit--inline {
  width: auto;
  min-width: 160px;
}

/* ── Bank QR step ────────────────────────────────────────────── */
.co-bank {
  background: var(--co-white);
  border-radius: var(--co-radius-lg);
  box-shadow: var(--co-shadow);
  padding: 2rem 1.5rem;
  max-width: 820px;
  margin-inline: auto;
}

.co-bank__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--co-text);
  margin: 0 0 1.75rem;
  text-align: center;
}

.co-bank__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

@media (min-width: 640px) {
  .co-bank__layout {
    grid-template-columns: auto 1fr;
    gap: 2.5rem;
    align-items: start;
  }
}

/* QR column */
.co-bank__qr-col {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
}

.co-bank__qr-wrap {
  width: 240px;
  height: 240px;
  border-radius: var(--co-radius);
  border: 2px solid var(--co-border);
  overflow: hidden;
  background: var(--co-white);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.co-bank__qr-wrap img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.co-bank__countdown {
  font-size: var(--text-sm);
  color: var(--co-text-soft);
  text-align: center;
  font-weight: 500;
}

.co-bank__countdown--expired {
  color: var(--co-red-text);
  font-weight: 700;
}

/* Info column */
.co-bank__info-col {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.co-bank__info-card {
  background: var(--co-bg);
  border-radius: var(--co-radius);
  border: 1.5px solid var(--co-border);
  overflow: hidden;
}

.co-bank__row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  padding: 0.65rem 1rem;
  border-bottom: 1px solid var(--co-border);
}

.co-bank__row:last-child {
  border-bottom: none;
}

.co-bank__label {
  font-size: var(--text-xs);
  color: var(--co-text-soft);
  white-space: nowrap;
  flex-shrink: 0;
}

.co-bank__val {
  font-size: var(--text-sm);
  color: var(--co-text);
  text-align: right;
  word-break: break-all;
}

.co-bank__acc {
  font-size: var(--text-base);
  font-weight: 700;
  letter-spacing: 0.04em;
}

.co-bank__amount {
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--co-green);
}

.co-bank__code {
  font-family: ui-monospace, monospace;
  font-size: var(--text-base);
  font-weight: 700;
  background: var(--co-white);
  padding: 0.1em 0.35em;
  border-radius: 4px;
  border: 1px solid var(--co-border);
}

.co-bank__note {
  font-size: var(--text-sm);
  color: var(--co-text-soft);
  line-height: 1.5;
  padding: 0.75rem 1rem;
  background: var(--co-yellow-soft);
  border-radius: var(--co-radius);
  border: 1px solid rgba(255,217,55,0.4);
  margin: 0;
}

.co-bank__status {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--co-text);
  padding: 0.75rem 1rem;
  background: var(--co-bg);
  border-radius: var(--co-radius);
  border: 1.5px solid var(--co-border);
}

.co-bank__status--expired {
  color: var(--co-red-text);
  background: var(--co-red-bg);
  border-color: var(--co-red-border);
}

.co-bank__spinner {
  display: inline-block;
  width: 1rem;
  height: 1rem;
  border: 2px solid var(--co-border);
  border-top-color: var(--co-text);
  border-radius: 50%;
  animation: co-spin 0.8s linear infinite;
  flex-shrink: 0;
}

@keyframes co-spin {
  to { transform: rotate(360deg); }
}

/* ── COD / Thanks screens ────────────────────────────────────── */
.co-done {
  background: var(--co-white);
  border-radius: var(--co-radius-lg);
  box-shadow: var(--co-shadow);
  padding: 3rem 2rem;
  max-width: 540px;
  margin-inline: auto;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.co-done__icon {
  font-size: 3.5rem;
  line-height: 1;
}

.co-done__title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--co-text);
  margin: 0;
}

.co-done__text {
  font-size: var(--text-base);
  color: var(--co-text-soft);
  line-height: 1.6;
  margin: 0;
  max-width: 36ch;
}

.co-done__app {
  margin-top: 0.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
}

.co-done__app-text {
  font-size: var(--text-sm);
  color: var(--co-text-soft);
  margin: 0;
}

.co-done__app-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.65rem 1.35rem;
  background: var(--co-text);
  color: var(--co-white);
  border-radius: var(--co-radius-pill);
  font-size: var(--text-sm);
  font-weight: 600;
  text-decoration: none;
  transition: opacity 0.15s;
}

.co-done__app-btn:hover {
  opacity: 0.85;
}

/* ── Legacy checkout modal compat (kept for CheckoutModal.tsx) ── */
.checkout-modal {
  position: fixed;
  inset: 0;
  z-index: 260;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: clamp(1rem, 4vw, 2rem);
  padding-top: max(1rem, env(safe-area-inset-top));
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

.checkout-modal[hidden] {
  display: none !important;
}

.checkout-modal__backdrop {
  position: fixed;
  inset: 0;
  background: rgba(45, 37, 25, 0.45);
  cursor: pointer;
  border: none;
  padding: 0;
}

.checkout-modal__dialog {
  position: relative;
  z-index: 1;
  width: min(920px, 100%);
  margin-block: auto;
  background: #fff;
  border-radius: 24px;
  box-shadow: 0 8px 32px rgba(45,37,25,0.08);
  padding: clamp(1.25rem, 3vw, 2rem);
  max-height: min(92vh, 900px);
  overflow-y: auto;
}

.checkout-modal__close {
  position: absolute;
  top: 0.85rem;
  right: 0.85rem;
  width: 2.25rem;
  height: 2.25rem;
  border: none;
  border-radius: 12px;
  background: #fdfbf5;
  color: #2d2519;
  font-size: var(--text-xl);
  line-height: 1;
  cursor: pointer;
  display: grid;
  place-items: center;
}

.checkout-modal__close:hover { background: #fff9e6; }

.checkout-modal__title {
  font-family: var(--font-display);
  font-size: clamp(var(--text-xl), 2vw, var(--text-2xl));
  margin: 0 0 1.25rem;
}

.checkout-modal__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 720px) {
  .checkout-modal__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
    gap: 2rem;
    align-items: start;
  }
}

.checkout-modal__left-col { display: flex; flex-direction: column; gap: 1rem; }

.checkout-modal__media {
  border-radius: 16px;
  overflow: hidden;
  aspect-ratio: 1146 / 1372;
}

.checkout-modal__media img { width: 100%; height: 100%; object-fit: contain; }

.checkout-modal__store-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.65rem;
}

.store-badge--img { display: inline-flex; line-height: 0; }
.store-badge--img img { display: block; width: auto; height: 40px; }
.store-badge--img:hover { opacity: 0.88; }

.checkout-modal__form-col { display: flex; flex-direction: column; }

body.checkout-modal-open { overflow: hidden; }