/* ============================================================
   KRT Checkout Pages — Shared Styles
   Inherits brand tokens from the site design system.
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Oswald:wght@400;500;600;700&family=Inter:wght@400;500;600&display=swap');

/* ---------- Design Tokens (mirrors styles.css) ---------- */
:root {
  --color-bg:             #FFFFFF;
  --color-text:           #1A1A1A;
  --color-text-secondary: #555555;
  --color-accent:         #B8864E;
  --color-accent-light:   #D4A76A;
  --color-surface-warm:   #FAF6F1;
  --color-border:         #E8DDD0;
  --color-border-light:   #F0EAE2;
  --color-error:          #C0392B;
  --color-error-bg:       #FDF0EE;
  --color-success:        #27AE60;
  --font-heading:         'Oswald', sans-serif;
  --font-body:            'Inter', system-ui, sans-serif;
  --ease:                 cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --container-max:        680px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; -webkit-font-smoothing: antialiased; }
body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.65;
  min-height: 100vh;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }

/* ---------- Layout ---------- */
.checkout-page { padding: 1.5rem 1.25rem 4rem; }
.checkout-inner {
  max-width: var(--container-max);
  margin: 0 auto;
}

/* ---------- Back link ---------- */
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  font-weight: 500;
  padding: 0.5rem 0;
  transition: color 0.2s var(--ease);
  margin-bottom: 1.5rem;
}
.back-link:hover { color: var(--color-text); }
.back-link svg { width: 16px; height: 16px; }

/* ---------- Page header ---------- */
.checkout-header {
  margin-bottom: 2rem;
  text-align: center;
}
.checkout-logo {
  max-width: 80px;
  margin: 0 auto 1rem;
}
.checkout-header h1 {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 4vw, 2rem);
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  line-height: 1.1;
  margin-bottom: 0.25rem;
}
.checkout-header .subtitle {
  font-size: 0.92rem;
  color: var(--color-text-secondary);
}

/* ---------- Ship-week estimate strip ---------- */
.ship-week-wrap {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.5rem;
  background: var(--color-surface-warm);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  padding: 0.45rem 1.1rem;
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  margin: 0 auto 2rem;
  width: fit-content;
  max-width: 100%;
  text-align: center;
}
.ship-week-wrap strong {
  color: var(--color-text);
  font-weight: 600;
}
.ship-week-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--color-accent);
  flex-shrink: 0;
}

/* ---------- Address form (shipped path) ---------- */
.address-card {
  background: var(--color-surface-warm);
  border: 1px solid var(--color-border-light);
  border-radius: 10px;
  padding: 1.75rem;
  margin-bottom: 1.5rem;
}
.address-card h2 {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}
.form-group { margin-bottom: 0.85rem; }
.form-group label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  margin-bottom: 0.3rem;
  color: var(--color-text);
}
.form-group input,
.form-group select {
  width: 100%;
  padding: 0.65rem 0.875rem;
  border: 1.5px solid var(--color-border);
  border-radius: 6px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--color-text);
  background: #fff;
  transition: border-color 0.2s var(--ease);
  appearance: none;
}
.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(184,134,78,0.12);
}
.form-group select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='7' viewBox='0 0 12 7'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23888' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.875rem center;
  padding-right: 2.5rem;
  cursor: pointer;
}

/* Engraving field */
.engraving-group { margin-bottom: 0; }
.engraving-hint {
  font-size: 0.76rem;
  color: var(--color-text-secondary);
  margin-top: 0.3rem;
  font-style: italic;
}

/* Promo code Apply / Remove button */
.btn-apply-promo {
  padding: 0.65rem 1.25rem;
  border: 1.5px solid var(--color-border);
  border-radius: 6px;
  background: #fff;
  font-family: var(--font-body);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-text);
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.2s var(--ease);
}
.btn-apply-promo:hover:not(:disabled) {
  border-color: var(--color-accent);
  color: var(--color-accent);
}
.btn-apply-promo:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

/* Promo code collapsible toggle */
#promo-code-group {
  margin-bottom: 0.85rem;
}
.promo-toggle {
  display: inline-block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--color-accent);
  cursor: pointer;
  transition: color 0.2s var(--ease);
  text-decoration: none;
  padding: 0.2rem 0;
}
.promo-toggle:hover {
  color: var(--color-text);
}
.promo-field-wrap {
  margin-top: 0.5rem;
}

/* ---------- "All sales final" acknowledgment checkbox ---------- */
.sales-final-label {
  display: flex;
  align-items: flex-start;
  gap: 0.55rem;
  font-size: 0.85rem;
  color: var(--color-text);
  cursor: pointer;
  margin-bottom: 1.25rem;
  line-height: 1.45;
  user-select: none;
  -webkit-user-select: none;
}
.sales-final-label input[type="checkbox"] {
  appearance: none;
  -webkit-appearance: none;
  width: 18px;
  height: 18px;
  min-width: 18px;
  border: 1.5px solid var(--color-border);
  border-radius: 4px;
  background: #fff;
  cursor: pointer;
  transition: all 0.2s var(--ease);
  position: relative;
  margin-top: 1px;
}
.sales-final-label input[type="checkbox"]:checked {
  background: var(--color-accent);
  border-color: var(--color-accent);
}
.sales-final-label input[type="checkbox"]:checked::after {
  content: '';
  position: absolute;
  left: 5px;
  top: 2px;
  width: 5px;
  height: 9px;
  border: solid #fff;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}
.sales-final-label input[type="checkbox"]:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px rgba(184,134,78,0.18);
}
.sales-final-label span {
  font-weight: 500;
}

/* ---------- Quote button ---------- */
.btn-quote {
  width: 100%;
  padding: 0.9rem 1.5rem;
  background: var(--color-text);
  color: #fff;
  border: none;
  border-radius: 6px;
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.25s var(--ease);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 1rem;
}
.btn-quote:hover:not(:disabled) {
  background: #333;
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(0,0,0,0.15);
}
.btn-quote:disabled, .btn-quote.btn-disabled { opacity: 0.55; cursor: not-allowed; transform: none; }

/* ---------- Shipping rate display ---------- */
.rate-result {
  display: none;
  background: var(--color-surface-warm);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 1rem 1.25rem;
  margin-bottom: 1.5rem;
  animation: fadeSlideIn 0.3s var(--ease);
}
.rate-result.visible { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.rate-result-label { font-size: 0.82rem; color: var(--color-text-secondary); }
.rate-result-amount {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-accent);
}
.rate-result-carrier { font-size: 0.78rem; color: var(--color-text-secondary); margin-top: 0.1rem; }

/* ---------- Mandate / consent notice (local path) ---------- */
.mandate-notice {
  background: var(--color-surface-warm);
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-accent);
  border-radius: 6px;
  padding: 1rem 1.25rem;
  margin-bottom: 1.5rem;
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}
.mandate-notice strong { color: var(--color-text); display: block; margin-bottom: 0.25rem; }

/* ---------- Error banner ---------- */
.error-banner {
  display: none;
  background: var(--color-error-bg);
  border: 1px solid rgba(192,57,43,0.25);
  border-radius: 8px;
  padding: 0.9rem 1.25rem;
  margin-bottom: 1.25rem;
  font-size: 0.88rem;
  color: var(--color-error);
  line-height: 1.5;
}
.error-banner.visible { display: block; animation: fadeSlideIn 0.25s var(--ease); }

/* ---------- Stripe Checkout mount point ---------- */
#checkout-container {
  display: none;
  margin-top: 0.5rem;
}
#checkout-container.visible { display: block; }

/* ---------- Loading spinner ---------- */
.spinner-wrap {
  display: none;
  justify-content: center;
  align-items: center;
  padding: 3rem 0;
}
.spinner-wrap.visible { display: flex; }
.spinner {
  width: 36px; height: 36px;
  border: 3px solid var(--color-border);
  border-top-color: var(--color-accent);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

/* ---------- Divider ---------- */
.section-divider {
  display: block;
  width: 40px; height: 3px;
  background: var(--color-accent);
  border: none;
  border-radius: 2px;
  margin: 2rem 0;
  opacity: 0.6;
}

/* ---------- Order summary box (local) ---------- */
.order-summary {
  background: var(--color-surface-warm);
  border: 1px solid var(--color-border-light);
  border-radius: 10px;
  padding: 1.5rem;
  margin-bottom: 2rem;
}
.order-summary h2 {
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 1rem;
  color: var(--color-text-secondary);
}
.summary-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--color-border-light);
  font-size: 0.9rem;
}
.summary-row:last-child { border-bottom: none; }
.summary-row .label { color: var(--color-text-secondary); }
.summary-row .value { font-weight: 600; }
.summary-row.total { font-size: 1rem; padding-top: 0.75rem; }
.summary-row.total .value { color: var(--color-accent); font-size: 1.1rem; }

/* Deposit due-today row — visually dominant */
.summary-row.deposit-highlight {
  background: var(--color-text);
  color: #fff;
  margin: 0.5rem -1.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: 0;
  border-bottom: none;
}
.summary-row.deposit-highlight .label { color: rgba(255,255,255,0.75); font-size: 0.85rem; }
.summary-row.deposit-highlight .value {
  color: #fff;
  font-size: 1.2rem;
  font-family: var(--font-heading);
  font-weight: 700;
  letter-spacing: 0.02em;
}

/* ---------- Footer ---------- */
.checkout-footer {
  margin-top: 3rem;
  text-align: center;
  border-top: 1px solid var(--color-border-light);
  padding-top: 1.5rem;
}
.checkout-footer a {
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
  transition: color 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
}
.checkout-footer a svg { color: var(--color-accent); transition: color 0.2s; }
.checkout-footer a:hover { color: var(--color-text); }
.checkout-footer a:hover svg { color: var(--color-accent-light); }
.checkout-footer .copyright {
  font-size: 0.72rem;
  color: var(--color-text-secondary);
  margin-top: 0.5rem;
}

/* ---------- Animations ---------- */
@keyframes fadeSlideIn {
  from { opacity: 0; transform: translateY(-6px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ---------- Form validation feedback ---------- */
.form-group input.field-error,
.form-group select.field-error {
  border-color: var(--color-error);
  background: var(--color-error-bg);
  animation: shakeField 0.35s var(--ease);
}
.validation-hint {
  font-size: 0.82rem;
  color: var(--color-error);
  text-align: center;
  margin-top: 0.65rem;
  line-height: 1.5;
  animation: fadeSlideIn 0.25s var(--ease);
}

@keyframes shakeField {
  0%, 100% { transform: translateX(0); }
  25%      { transform: translateX(-4px); }
  75%      { transform: translateX(4px); }
}

/* ---------- Responsive ---------- */
@media (max-width: 480px) {
  .form-row { grid-template-columns: 1fr; }
  .address-card { padding: 1.25rem; }
  .order-summary { padding: 1.25rem; }
}