/* ============================================================
   BOOKING MODAL — trip type -> details -> vehicle -> confirm
   Reuses the color/type variables defined in css/style.css
   ============================================================ */

.book-trigger { cursor: pointer; }

.booking-overlay {
  position: fixed; inset: 0; z-index: 200;
  background: rgba(4,3,6,.82);
  backdrop-filter: blur(6px);
  display: flex; align-items: flex-start; justify-content: center;
  padding: 40px 20px;
  overflow-y: auto;
  opacity: 0; pointer-events: none;
  transition: opacity .25s ease;
}
.booking-overlay.open { opacity: 1; pointer-events: auto; }

.booking-modal {
  width: 100%; max-width: 760px;
  background: linear-gradient(180deg, var(--panel-2), var(--panel));
  border: 1px solid var(--hair-strong);
  border-radius: 6px;
  box-shadow: var(--shadow);
  position: relative;
  transform: translateY(16px);
  transition: transform .25s ease;
}
.booking-overlay.open .booking-modal { transform: translateY(0); }

.booking-close {
  position: absolute; top: 18px; right: 18px;
  width: 34px; height: 34px; border: 1px solid var(--hair-strong);
  background: transparent; color: var(--ink-dim);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; font-size: 18px; line-height: 1;
  transition: color .2s ease, border-color .2s ease;
}
.booking-close:hover { color: var(--gold-bright); border-color: var(--gold-bright); }

.booking-header { padding: 34px 40px 0; text-align: center; }
.booking-header h2 { font-size: clamp(24px, 3vw, 30px); margin-top: 8px; color: var(--ink); }

.booking-steps {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  margin: 22px 0 0;
}
.booking-steps .dot {
  width: 7px; height: 7px; border-radius: 50%; background: var(--hair-strong);
  transition: background .2s ease, transform .2s ease;
}
.booking-steps .dot.active { background: var(--gold-bright); transform: scale(1.3); }
.booking-steps .dot.done { background: var(--gold); }

.booking-body { padding: 30px 40px 10px; min-height: 220px; }
.booking-footer {
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px 40px 34px;
  border-top: 1px solid var(--hair);
  margin-top: 20px;
}

.bk-btn-back {
  font-family: 'Cinzel', serif; font-size: 11.5px; letter-spacing: .16em; text-transform: uppercase;
  color: var(--ink-dim); background: transparent; border: none; cursor: pointer;
  padding: 12px 6px;
}
.bk-btn-back:hover { color: var(--gold-bright); }
.bk-btn-back:disabled { visibility: hidden; }

.bk-btn-next {
  font-family: 'Cinzel', serif; font-size: 12px; letter-spacing: .16em; text-transform: uppercase;
  color: var(--black); background: linear-gradient(135deg, var(--gold-bright), var(--gold) 60%, var(--gold-dim));
  border: none; padding: 15px 32px; cursor: pointer;
  box-shadow: 0 8px 24px rgba(199,156,71,.25);
  transition: transform .2s ease, box-shadow .2s ease, opacity .2s ease;
}
.bk-btn-next:hover { transform: translateY(-1px); box-shadow: 0 10px 28px rgba(199,156,71,.4); }
.bk-btn-next:disabled { opacity: .4; cursor: not-allowed; transform: none; box-shadow: none; }

/* Step 0: trip type */
.trip-type-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.trip-type-card {
  border: 1px solid var(--hair-strong); background: var(--panel);
  padding: 26px 20px; text-align: center; cursor: pointer;
  transition: border-color .2s ease, background .2s ease;
}
.trip-type-card:hover { border-color: var(--gold); }
.trip-type-card.selected { border-color: var(--gold-bright); background: var(--panel-2); }
.trip-type-card .ic { width: 30px; height: 30px; margin: 0 auto 14px; color: var(--gold); }
.trip-type-card h3 { font-size: 18px; color: var(--ink); font-weight: 500; margin: 0 0 6px; }
.trip-type-card p { margin: 0; color: var(--ink-dim); font-size: 13.5px; }

/* Step 1: form fields */
.bk-field-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px 24px; }
.bk-field-grid.single { grid-template-columns: 1fr; }
.bk-field { position: relative; }
.bk-field.span-2 { grid-column: span 2; }
.bk-field label {
  display: block; font-family: 'Cinzel', serif; font-size: 10.5px; letter-spacing: .16em;
  color: var(--gold); text-transform: uppercase; margin-bottom: 8px;
}
.bk-field input, .bk-field select, .bk-field textarea {
  width: 100%; background: transparent; border: none; border-bottom: 1px solid var(--hair-strong);
  color: var(--ink); font-family: 'EB Garamond', serif; font-size: 16px; padding: 8px 2px;
  outline: none; transition: border-color .2s ease;
}
.bk-field input::placeholder, .bk-field textarea::placeholder { color: var(--silver-dim); }
.bk-field input:focus, .bk-field select:focus, .bk-field textarea:focus { border-color: var(--gold-bright); }
.bk-field input.invalid { border-color: #e2867a; }
.bk-field input.invalid:focus { border-color: #e2867a; }
.bk-field select option { background: var(--panel); color: var(--ink); }
.bk-field textarea { resize: vertical; min-height: 64px; }
.bk-field input[type="date"]::-webkit-calendar-picker-indicator {
  filter: invert(70%) sepia(48%) saturate(638%) hue-rotate(357deg) brightness(101%) contrast(93%);
  cursor: pointer;
  opacity: 0.9;
}
.bk-field input[type="date"]::-webkit-calendar-picker-indicator:hover {
  opacity: 1;
}

.bk-autocomplete-list {
  position: absolute; z-index: 20; top: 100%; left: 0; right: 0;
  background: #17151b; border: 1px solid var(--hair-strong); list-style: none;
  margin: 2px 0 0; padding: 0; max-height: 220px; overflow-y: auto;
  box-shadow: 0 12px 28px rgba(0,0,0,.5);
}
.bk-autocomplete-list[hidden] { display: none; }
.bk-autocomplete-list li {
  padding: 10px 14px; cursor: pointer; color: var(--ink); font-size: 14.5px;
  border-bottom: 1px solid rgba(207,166,80,.14);
}
.bk-autocomplete-list li:last-child { border-bottom: none; }
.bk-autocomplete-list li:hover { background: var(--panel-2); color: var(--gold-bright); }

.bk-return-toggle {
  display: flex; align-items: center; gap: 10px; margin-top: 4px; cursor: pointer;
  font-family: 'Cinzel', serif; font-size: 11.5px; letter-spacing: .1em; color: var(--gold);
  text-transform: uppercase;
}
.bk-return-toggle input { width: 16px; height: 16px; accent-color: var(--gold); }

.bk-return-block {
  margin-top: 24px; padding-top: 20px; border-top: 1px dashed var(--hair);
}
.bk-return-block[hidden] { display: none; }

.bk-eta {
  margin-top: 22px; padding: 14px 18px; border: 1px solid var(--hair);
  background: var(--panel-2); display: flex; align-items: center; justify-content: space-between;
}
.bk-eta[hidden] { display: none; }
.bk-eta .label { font-family: 'Cinzel', serif; font-size: 10.5px; letter-spacing: .14em; color: var(--ink-dim); text-transform: uppercase; }
.bk-eta .value { font-family: 'Cormorant Garamond', serif; font-size: 20px; color: var(--gold-bright); }

/* Step 2: vehicle tiers */
.bk-tier-list { display: flex; flex-direction: column; gap: 2px; background: var(--hair); border: 1px solid var(--hair); }
.bk-tier-row {
  background: var(--panel); padding: 20px 22px; display: flex; align-items: center;
  gap: 16px; cursor: pointer; transition: background .2s ease;
}
.bk-tier-row:hover { background: var(--panel-2); }
.bk-tier-row.selected { background: var(--panel-2); box-shadow: inset 3px 0 0 var(--gold-bright); }
.bk-tier-img {
  width: 88px; height: 66px; object-fit: cover; object-position: center;
  flex: none; border-radius: 3px; border: 1px solid var(--hair-strong); background: #000;
}
.bk-tier-row .info { flex: 1; min-width: 0; }
.bk-tier-row .info h3 { font-size: 19px; color: var(--ink); margin: 0 0 4px; font-weight: 500; }
.bk-tier-row .info p { margin: 0; color: var(--ink-dim); font-size: 13.5px; }
.bk-tier-row .price { text-align: right; flex: none; }
.bk-tier-row .price .amt { font-family: 'Cormorant Garamond', serif; font-size: 24px; color: var(--gold-bright); }
.bk-tier-row .price .terms { display: block; font-size: 11px; color: var(--ink-dim); margin-top: 2px; max-width: 150px; }
.bk-min-note {
  display: block; margin-top: 8px; max-width: 190px; font-size: 11px;
  color: #e2b877; line-height: 1.5;
}
.bk-use-min {
  display: inline-block; margin-top: 4px; padding: 3px 9px;
  font-family: 'Cinzel', serif; font-size: 10px; letter-spacing: .06em; text-transform: uppercase;
  color: var(--gold-bright); background: transparent; border: 1px solid var(--hair-strong);
  border-radius: 3px; cursor: pointer; transition: border-color .2s ease, color .2s ease;
}
.bk-use-min:hover { border-color: var(--gold-bright); }

/* Step 3: contact + review */
.bk-summary { background: var(--panel-2); border: 1px solid var(--hair); padding: 20px 22px; margin-bottom: 26px; }
.bk-summary .row { display: flex; justify-content: space-between; padding: 6px 0; font-size: 14.5px; color: var(--ink-dim); }
.bk-summary .row b { color: var(--ink); font-weight: 500; }
.bk-summary .total { border-top: 1px solid var(--hair); margin-top: 10px; padding-top: 12px; }
.bk-summary .total .amt { color: var(--gold-bright); font-family: 'Cormorant Garamond', serif; font-size: 22px; }
.bk-payment-note { font-size: 13px; color: var(--ink-dim); margin-top: 14px; line-height: 1.6; }

.bk-gratuity { margin-bottom: 26px; }
.bk-gratuity label {
  display: block; font-family: 'Cinzel', serif; font-size: 10.5px; letter-spacing: .16em;
  color: var(--gold); text-transform: uppercase; margin-bottom: 10px;
}
.bk-gratuity-options { display: flex; flex-wrap: wrap; gap: 10px; }
.bk-grat-btn {
  font-family: 'Cinzel', serif; font-size: 12px; letter-spacing: .06em;
  color: var(--ink-dim); background: transparent; border: 1px solid var(--hair-strong);
  border-radius: 20px; padding: 9px 18px; cursor: pointer; transition: border-color .2s ease, color .2s ease, background .2s ease;
}
.bk-grat-btn:hover { border-color: var(--gold-bright); color: var(--ink); }
.bk-grat-btn.selected { border-color: var(--gold-bright); background: var(--gold-bright); color: var(--black); font-weight: 700; }
.bk-grat-custom {
  display: flex; align-items: center; border: 1px solid var(--hair-strong); border-radius: 20px;
  padding: 0 6px 0 18px; transition: border-color .2s ease;
}
.bk-grat-custom.selected { border-color: var(--gold-bright); }
.bk-grat-custom input {
  width: 80px; background: transparent; border: none; color: var(--ink);
  font-family: 'EB Garamond', serif; font-size: 14px; padding: 9px 6px; outline: none;
}
.bk-grat-custom input::placeholder { color: var(--silver-dim); }
.bk-grat-custom input::-webkit-outer-spin-button,
.bk-grat-custom input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.bk-grat-custom input[type="number"] { -moz-appearance: textfield; }

/* Step 4: confirmation */
.bk-confirm { text-align: center; padding: 30px 0; }
.bk-confirm .ic { width: 48px; height: 48px; color: var(--gold-bright); margin: 0 auto 20px; }
.bk-confirm h3 { font-size: 24px; color: var(--ink); margin-bottom: 12px; }
.bk-confirm p { color: var(--ink-dim); max-width: 420px; margin: 0 auto; }

.bk-error { color: #e2867a; font-size: 13.5px; margin-top: 14px; }
.bk-error[hidden] { display: none; }

@media (max-width: 640px) {
  .booking-header, .booking-body, .booking-footer { padding-left: 22px; padding-right: 22px; }
  .trip-type-grid { grid-template-columns: 1fr; }
  .bk-field-grid { grid-template-columns: 1fr; }
  .bk-field.span-2 { grid-column: span 1; }
  .bk-tier-row { flex-direction: column; align-items: flex-start; }
  .bk-tier-img { width: 100%; height: 150px; object-fit: cover; object-position: center; background: #000; }
  .bk-tier-row .price { text-align: left; }
}