/* ---------- Checkout flow ---------- */
/* Reuses .sheet / .sheet-backdrop / .btn / .chip / .summary-row from
   components.css so the checkout stays visually identical to every other
   sheet in the app; this file only adds what's new: the stepper, form
   fields, payment cards, upload dropzone, review blocks and success screen. */

.checkout-sheet {
  max-height: 94vh;
}
.checkout-sheet__header h3 { flex: 1; text-align: center; }
.checkout-back { margin-right: -4px; }

/* ---------- Stepper ---------- */
.ck-stepper {
  display: flex;
  align-items: center;
  padding: 14px 20px 6px;
  flex-shrink: 0;
}
.ck-stepper__item {
  display: flex;
  align-items: center;
  gap: 7px;
  flex-shrink: 0;
}
.ck-stepper__dot {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 11px;
  font-weight: 800;
  background: var(--color-surface-2);
  color: var(--color-ink-faint);
  border: 1.5px solid var(--color-border);
  flex-shrink: 0;
  transition: all var(--dur-fast) var(--ease-spring);
}
.ck-stepper__item.is-active .ck-stepper__dot {
  background: var(--color-ink);
  border-color: var(--color-ink);
  color: var(--color-bg);
}
.ck-stepper__item.is-done .ck-stepper__dot {
  background: var(--color-success);
  border-color: var(--color-success);
  color: #fff;
}
.ck-stepper__label {
  font-size: 12px;
  font-weight: 700;
  color: var(--color-ink-faint);
  white-space: nowrap;
}
.ck-stepper__item.is-active .ck-stepper__label { color: var(--color-ink); }
.ck-stepper__item.is-done .ck-stepper__label { color: var(--color-ink-soft); }
.ck-stepper__line {
  flex: 1;
  height: 1.5px;
  background: var(--color-border);
  margin: 0 6px;
  min-width: 10px;
}

@media (max-width: 420px) {
  .ck-stepper__label { display: none; }
  .ck-stepper { padding: 12px 16px 4px; }
}

/* ---------- Form ---------- */
.ck-form { display: flex; flex-direction: column; gap: 4px; }
.ck-section-title {
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--color-ink-faint);
  font-weight: 800;
  margin: 18px 0 10px;
}
.ck-section-title:first-child { margin-top: 2px; }

.ck-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.ck-field { display: flex; flex-direction: column; gap: 6px; font-size: 12.5px; font-weight: 700; color: var(--color-ink-soft); }
.ck-field--full { grid-column: 1 / -1; }

.ck-input {
  width: 100%;
  padding: 13px 14px;
  border-radius: var(--radius-lg);
  border: 1.5px solid var(--color-border);
  background: var(--color-surface);
  font-size: 15px;
  font-weight: 500;
  color: var(--color-ink);
  transition: border-color var(--dur-fast);
  appearance: none;
  -webkit-appearance: none;
}
.ck-input:focus { outline: none; border-color: var(--color-accent); }
.ck-input.is-invalid { border-color: var(--color-danger); background: var(--color-danger-soft); }
select.ck-input {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%236B4A2E' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
}
.ck-textarea { min-height: 76px; resize: vertical; font-family: inherit; }

.ck-field__error {
  font-size: 11.5px;
  font-weight: 700;
  color: var(--color-danger);
  min-height: 1px;
}

@media (max-width: 420px) {
  .ck-grid { grid-template-columns: 1fr; }
  .ck-field--full { grid-column: 1; }
}

.ck-hint {
  font-size: 12.5px;
  color: var(--color-ink-faint);
  line-height: 1.5;
  margin: 10px 0 4px;
}

/* ---------- Payment ---------- */
.ck-total-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--color-surface-2);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 16px 18px;
  margin-bottom: 16px;
}
.ck-total-banner span { font-size: 13px; font-weight: 700; color: var(--color-ink-soft); }
.ck-total-banner strong { font-size: 22px; font-family: var(--font-display); color: var(--color-accent-dark); }

.ck-payment-list { display: flex; flex-direction: column; gap: 12px; }
.ck-payment-card {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  flex-wrap: wrap;
  text-align: left;
  width: 100%;
  padding: 16px;
  border-radius: var(--radius-lg);
  border: 1.5px solid var(--color-border);
  background: var(--color-surface);
  transition: all var(--dur-fast) var(--ease-spring);
}
.ck-payment-card.is-selected { border-color: var(--color-accent); background: var(--color-accent-soft); }
.ck-payment-card__radio {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 2px solid var(--color-border);
  flex-shrink: 0;
  margin-top: 2px;
  position: relative;
}
.ck-payment-card.is-selected .ck-payment-card__radio { border-color: var(--color-accent); }
.ck-payment-card.is-selected .ck-payment-card__radio::after {
  content: "";
  position: absolute;
  inset: 3px;
  border-radius: 50%;
  background: var(--color-accent);
}
.ck-payment-card__body { display: flex; flex-direction: column; gap: 3px; flex: 1; min-width: 140px; }
.ck-payment-card__title { font-weight: 800; font-size: 14.5px; }
.ck-payment-card__account-label { font-size: 11px; color: var(--color-ink-faint); font-weight: 700; text-transform: uppercase; letter-spacing: 0.03em; margin-top: 4px; }
.ck-payment-card__account { font-size: 15px; font-weight: 700; letter-spacing: 0.04em; font-variant-numeric: tabular-nums; }
.ck-copy-btn { flex-shrink: 0; margin-left: auto; }

/* ---------- Dropzone ---------- */
.ck-dropzone {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 8px;
  padding: 34px 20px;
  border-radius: var(--radius-lg);
  border: 1.5px dashed var(--color-border);
  background: var(--color-surface-2);
  color: var(--color-ink-soft);
  cursor: pointer;
  transition: all var(--dur-fast);
}
.ck-dropzone:hover, .ck-dropzone.is-dragover { border-color: var(--color-accent); background: var(--color-accent-soft); }
.ck-dropzone strong { font-size: 15px; color: var(--color-ink); }
.ck-dropzone span { font-size: 12.5px; }
.ck-dropzone__formats { color: var(--color-ink-faint); font-size: 11.5px; }
.ck-dropzone .btn { margin-top: 8px; pointer-events: none; }

.ck-file-preview {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px;
  border-radius: var(--radius-lg);
  border: 1.5px solid var(--color-success);
  background: var(--color-surface);
}
.ck-file-preview img {
  width: 52px;
  height: 52px;
  object-fit: cover;
  border-radius: var(--radius-md);
  flex-shrink: 0;
}
.ck-file-preview__icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  display: grid;
  place-items: center;
  background: var(--color-surface-2);
  color: var(--color-ink-soft);
  flex-shrink: 0;
}
.ck-file-preview__meta { display: flex; flex-direction: column; gap: 2px; flex: 1; min-width: 0; }
.ck-file-preview__meta strong { font-size: 13.5px; color: var(--color-success); }
.ck-file-preview__meta span { font-size: 12px; color: var(--color-ink-faint); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ---------- Review ---------- */
.ck-review-items { display: flex; flex-direction: column; gap: 10px; }
.ck-review-item { display: flex; align-items: center; gap: 10px; }
.ck-review-item img { width: 44px; height: 44px; object-fit: cover; border-radius: var(--radius-md); flex-shrink: 0; }
.ck-review-item__info { display: flex; flex-direction: column; gap: 1px; flex: 1; min-width: 0; }
.ck-review-item__name { font-size: 13.5px; font-weight: 700; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ck-review-item__meta { font-size: 12px; color: var(--color-ink-faint); }
.ck-review-item__subtotal { font-size: 13.5px; font-weight: 800; flex-shrink: 0; }

.ck-review-totals { margin-top: 8px; padding-top: 4px; }

.ck-review-block {
  display: flex;
  flex-direction: column;
  gap: 3px;
  font-size: 13.5px;
  color: var(--color-ink-soft);
  background: var(--color-surface-2);
  border-radius: var(--radius-lg);
  padding: 14px 16px;
}
.ck-review-block strong { color: var(--color-ink); font-size: 14.5px; }
.ck-review-block--check { flex-direction: row; align-items: center; gap: 10px; color: var(--color-success); font-weight: 700; }
.ck-review-block--check svg { flex-shrink: 0; }

.ck-checkbox-row {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-top: 18px;
  padding: 14px;
  border-radius: var(--radius-lg);
  background: var(--color-surface-2);
  font-size: 13px;
  font-weight: 600;
  color: var(--color-ink-soft);
  cursor: pointer;
}
.ck-checkbox-row input {
  width: 19px;
  height: 19px;
  flex-shrink: 0;
  margin-top: 1px;
  accent-color: var(--color-accent);
}

.ck-error-banner {
  margin-top: 14px;
  padding: 12px 14px;
  border-radius: var(--radius-lg);
  background: var(--color-danger-soft);
  color: var(--color-danger);
  font-size: 13px;
  font-weight: 700;
  line-height: 1.5;
}

.ck-loader {
  display: inline-block;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  border: 2px solid rgba(255,255,255,0.4);
  border-top-color: #fff;
  animation: ck-spin 700ms linear infinite;
  vertical-align: -2px;
}
@keyframes ck-spin { to { transform: rotate(360deg); } }

/* ---------- Success screen ---------- */
.ck-success { display: flex; flex-direction: column; align-items: center; text-align: center; padding: 12px 4px 4px; }
.ck-success__icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: var(--color-cta-soft);
  color: var(--color-cta-dark);
  margin-bottom: 14px;
}
.ck-success h2 { font-size: 24px; }
.ck-success__folio {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 700;
  color: var(--color-accent-dark);
  margin-top: 4px;
}
.ck-success__text { font-size: 13.5px; color: var(--color-ink-soft); margin-top: 6px; }
.ck-success__summary { width: 100%; margin-top: 18px; text-align: left; }
.ck-status-pill {
  display: inline-block;
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  background: var(--color-accent-soft);
  color: var(--color-accent-dark);
  font-size: 12px;
  font-weight: 800;
}
.ck-success .ck-hint { text-align: center; margin-top: 14px; }