/* ── KT Japan Shipping Quote Widget ──────────────────────────────────────── */
:root {
  --ktj-navy:    #1b2a4a;
  --ktj-red:     #c8161d;
  --ktj-gold:    #f4c842;
  --ktj-blue:    #2563eb;
  --ktj-green:   #16a34a;
  --ktj-light:   #f8f9fb;
  --ktj-border:  #dde3ec;
  --ktj-text:    #1e293b;
  --ktj-muted:   #64748b;
  --ktj-radius:  8px;
  --ktj-shadow:  0 2px 16px rgba(0,0,0,.09);
}

.ktj-wrap {
  font-family: -apple-system, 'Helvetica Neue', Arial, sans-serif;
  max-width: 680px;
  margin: 0 auto;
  color: var(--ktj-text);
  font-size: 14px;
  line-height: 1.5;
}

/* ── Steps ──────────────────────────────────────────────────────────────── */
.ktj-steps {
  display: flex;
  align-items: center;
  margin-bottom: 24px;
}

.ktj-step {
  display: flex;
  align-items: center;
  gap: 10px;
  opacity: .45;
  transition: opacity .3s;
}

.ktj-step--active { opacity: 1; }
.ktj-step--done   { opacity: .75; }

.ktj-step__num {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--ktj-border);
  color: var(--ktj-muted);
  font-weight: 700;
  font-size: 13px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background .3s, color .3s;
}

.ktj-step--active .ktj-step__num {
  background: var(--ktj-red);
  color: #fff;
}

.ktj-step--done .ktj-step__num {
  background: var(--ktj-green);
  color: #fff;
}

.ktj-step__label { font-size: 13px; font-weight: 600; color: var(--ktj-navy); }
.ktj-step-line   { flex: 1; height: 2px; background: var(--ktj-border); margin: 0 12px; }

/* ── Panel ───────────────────────────────────────────────────────────────── */
.ktj-panel {
  background: #fff;
  border: 1px solid var(--ktj-border);
  border-radius: var(--ktj-radius);
  padding: 24px;
  box-shadow: var(--ktj-shadow);
}

/* ── CBM Badge ───────────────────────────────────────────────────────────── */
.ktj-cbm-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  background: #eff6ff;
  border: 1px solid #bfdbfe;
  border-radius: 6px;
  padding: 10px 14px;
  font-size: 13px;
  color: var(--ktj-blue);
  margin-bottom: 20px;
}

.ktj-cbm-badge--warn {
  background: #fffbea;
  border-color: #fde68a;
  color: #92400e;
}

/* ── Fields ──────────────────────────────────────────────────────────────── */
.ktj-fields { display: flex; flex-direction: column; gap: 16px; }

.ktj-field-row {
  display: grid;
  gap: 16px;
}

.ktj-field-row--half { grid-template-columns: 1fr 1fr; }

.ktj-field { display: flex; flex-direction: column; gap: 6px; }

.ktj-label {
  font-size: 12px;
  font-weight: 700;
  color: var(--ktj-navy);
  letter-spacing: .3px;
  text-transform: uppercase;
}

.ktj-req { color: var(--ktj-red); }

.ktj-select-wrap { position: relative; }
.ktj-select-wrap::after {
  content: '▾';
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--ktj-muted);
  pointer-events: none;
  font-size: 12px;
}

.ktj-select,
.ktj-input,
.ktj-textarea {
  width: 100%;
  padding: 10px 14px;
  border: 1.5px solid var(--ktj-border);
  border-radius: 6px;
  font-size: 14px;
  color: var(--ktj-text);
  background: var(--ktj-light);
  transition: border-color .2s, box-shadow .2s;
  outline: none;
  appearance: none;
  -webkit-appearance: none;
  box-sizing: border-box;
}

.ktj-select:focus,
.ktj-input:focus,
.ktj-textarea:focus {
  border-color: var(--ktj-blue);
  box-shadow: 0 0 0 3px rgba(37,99,235,.12);
  background: #fff;
}

.ktj-select:disabled { opacity: .5; cursor: not-allowed; }
.ktj-textarea        { resize: vertical; min-height: 80px; }

/* ── Method pills ────────────────────────────────────────────────────────── */
.ktj-method-group {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.ktj-method-pill {
  cursor: pointer;
}

.ktj-method-pill input { position: absolute; opacity: 0; }

.ktj-method-pill span {
  display: block;
  padding: 9px 18px;
  border: 2px solid var(--ktj-border);
  border-radius: 24px;
  font-size: 13px;
  font-weight: 600;
  color: var(--ktj-muted);
  transition: all .2s;
  background: #fff;
}

.ktj-method-pill input:checked + span {
  border-color: var(--ktj-navy);
  background: var(--ktj-navy);
  color: #fff;
}

/* ── Checkboxes ──────────────────────────────────────────────────────────── */
.ktj-checkbox {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  font-size: 13px;
}

.ktj-checkbox input { position: absolute; opacity: 0; }

.ktj-checkbox__box {
  width: 18px;
  height: 18px;
  border: 2px solid var(--ktj-border);
  border-radius: 4px;
  background: #fff;
  flex-shrink: 0;
  transition: all .2s;
  position: relative;
}

.ktj-checkbox input:checked + .ktj-checkbox__box {
  background: var(--ktj-blue);
  border-color: var(--ktj-blue);
}

.ktj-checkbox input:checked + .ktj-checkbox__box::after {
  content: '';
  position: absolute;
  left: 3px;
  top: 0px;
  width: 5px;
  height: 9px;
  border: 2px solid #fff;
  border-top: none;
  border-left: none;
  transform: rotate(45deg);
}

.ktj-addon-price { color: var(--ktj-muted); font-style: normal; font-size: 12px; }

/* ── Coupon ──────────────────────────────────────────────────────────────── */
.ktj-coupon-wrap {
  display: flex;
  gap: 8px;
}

.ktj-coupon-wrap .ktj-input { flex: 1; }

.ktj-field-msg {
  font-size: 12px;
  margin-top: 4px;
}
.ktj-field-msg.success { color: var(--ktj-green); }
.ktj-field-msg.error   { color: var(--ktj-red); }

/* ── Cost Preview ────────────────────────────────────────────────────────── */
.ktj-cost-preview {
  margin-top: 20px;
  border: 1.5px solid var(--ktj-border);
  border-radius: 8px;
  overflow: hidden;
}

.ktj-cost-header {
  background: var(--ktj-navy);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 10px 16px;
}

.ktj-cost-body { background: var(--ktj-light); }

.ktj-cost-row {
  display: flex;
  justify-content: space-between;
  padding: 9px 16px;
  border-bottom: 1px solid var(--ktj-border);
  font-size: 13px;
  color: var(--ktj-muted);
}

.ktj-cost-row span:last-child { font-weight: 600; color: var(--ktj-text); }

.ktj-cost-total {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 16px;
  background: var(--ktj-navy);
  font-size: 14px;
  font-weight: 700;
  color: #fff;
}

.ktj-cost-total span:last-child {
  font-size: 18px;
  color: var(--ktj-gold);
}

/* ── Summary pill ────────────────────────────────────────────────────────── */
.ktj-summary-pill {
  background: #eff6ff;
  border: 1px solid #bfdbfe;
  border-radius: 6px;
  padding: 10px 14px;
  font-size: 13px;
  color: var(--ktj-blue);
  margin-bottom: 20px;
  display: none;
}

/* ── Buttons ─────────────────────────────────────────────────────────────── */
.ktj-action-row {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--ktj-border);
}

.ktj-btn-primary {
  background: var(--ktj-red);
  color: #fff;
  border: none;
  border-radius: 6px;
  padding: 11px 24px;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: background .2s, transform .1s;
  letter-spacing: .3px;
}

.ktj-btn-primary:hover   { background: #a8131a; }
.ktj-btn-primary:active  { transform: scale(.98); }
.ktj-btn-primary:disabled { opacity: .6; cursor: not-allowed; }

.ktj-btn-secondary {
  background: var(--ktj-navy);
  color: #fff;
  border: none;
  border-radius: 6px;
  padding: 10px 16px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: background .2s;
  white-space: nowrap;
}

.ktj-btn-secondary:hover { background: #142038; }

.ktj-btn-ghost {
  background: transparent;
  color: var(--ktj-muted);
  border: 1.5px solid var(--ktj-border);
  border-radius: 6px;
  padding: 11px 20px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all .2s;
}

.ktj-btn-ghost:hover { border-color: var(--ktj-navy); color: var(--ktj-navy); }

/* ── Notices ─────────────────────────────────────────────────────────────── */
.ktj-notice {
  border-radius: 6px;
  padding: 12px 16px;
  font-size: 14px;
  line-height: 1.6;
  margin-top: 12px;
}

.ktj-notice--success {
  background: #f0fdf4;
  border: 1px solid #86efac;
  color: #14532d;
}

.ktj-notice--error {
  background: #fef2f2;
  border: 1px solid #fca5a5;
  color: #7f1d1d;
}

/* ── Spinner ─────────────────────────────────────────────────────────────── */
.ktj-spinner {
  display: inline-block;
  width: 14px;
  height: 14px;
  border: 2px solid rgba(255,255,255,.4);
  border-top-color: #fff;
  border-radius: 50%;
  animation: ktj-spin .7s linear infinite;
  vertical-align: middle;
  margin-left: 8px;
}

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

/* ── Responsive ──────────────────────────────────────────────────────────── */
@media (max-width: 540px) {
  .ktj-field-row--half { grid-template-columns: 1fr; }
  .ktj-method-group    { flex-direction: column; }
  .ktj-action-row      { flex-direction: column-reverse; }
  .ktj-btn-primary,
  .ktj-btn-ghost       { width: 100%; text-align: center; }
  .ktj-panel           { padding: 16px; }
}