/* ============================================================
   Tropical Wheels — Booking
   A live "rental docket" beside the flow, not a boxed-in form.
   style.css loads first and provides the design tokens.
   ============================================================ */

/* `hidden` must beat the layout rules below — a class selector in an author
   sheet otherwise wins over the browser's [hidden] { display: none }. */
[hidden] { display: none !important; }

.bk-body {
  background:
    radial-gradient(80% 60% at 108% -5%, rgba(31,163,150,.13) 0%, rgba(31,163,150,0) 60%),
    radial-gradient(90% 70% at -8% 105%, rgba(217,195,156,.09) 0%, rgba(217,195,156,0) 58%),
    var(--ink);
  min-height: 100dvh;
}

.bk-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: clamp(16px, 2.4vh, 24px) var(--pad-x);
  border-bottom: 1px solid rgba(255, 255, 255, .08);
}

.bk-back {
  text-decoration: none;
  text-transform: uppercase;
  font-size: .66rem;
  letter-spacing: .2em;
  color: var(--text-soft);
  transition: color .3s ease;
}

.bk-back:hover { color: var(--gold); }

.bk-main {
  max-width: 1220px;
  margin: 0 auto;
  padding: clamp(30px, 5vh, 56px) var(--pad-x) clamp(50px, 7vh, 90px);
}

/* ------------------------------------------------------------ */

.bk-intro { text-align: center; margin-bottom: clamp(30px, 5vh, 50px); }

.bk-title {
  font-family: var(--font-display);
  font-size: clamp(2.3rem, 5vw, 3.4rem);
  font-weight: 500;
  color: #fff;
}

.bk-title em { font-style: italic; font-weight: 400; color: var(--gold); }

.bk-lead {
  margin-top: 10px;
  font-size: .92rem;
  font-weight: 300;
  letter-spacing: .02em;
  color: var(--text-soft);
}

.bk-layout {
  display: grid;
  grid-template-columns: 330px minmax(0, 1fr);
  gap: clamp(26px, 4vw, 56px);
  align-items: start;
}

/* ------------------------------------------------------------
   The docket — a rental slip that fills in as you go
   ------------------------------------------------------------ */

.bk-rail { position: sticky; top: 24px; }

.docket {
  position: relative;
  background: linear-gradient(180deg, #fdfbf7, #f4eee2);
  color: var(--ink-text);
  padding: 24px 24px 20px;
  box-shadow: 0 30px 70px rgba(2, 14, 18, .45);
}

/* torn-ticket notches on either side of the perforation */
.docket::before,
.docket::after {
  content: "";
  position: absolute;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--ink);
  bottom: 92px;
}

.docket::before { left: -11px; }
.docket::after  { right: -11px; }

.docket-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--ink-hair);
}

.docket-label {
  text-transform: uppercase;
  font-size: .6rem;
  font-weight: 500;
  letter-spacing: .24em;
  color: var(--ink-faint);
}

.docket-days {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--lagoon);
}

.docket-stage {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 116px;
  padding: 10px 0 4px;
}

.docket-car {
  width: 100%;
  height: auto;
  filter: drop-shadow(0 12px 14px rgba(12, 52, 56, .2));
  animation: docket-car-in .55s cubic-bezier(.16,.7,.3,1) both;
}

@keyframes docket-car-in {
  from { opacity: 0; transform: translateX(-14px) scale(.96); }
  to   { opacity: 1; transform: none; }
}

.docket-empty {
  text-align: center;
  font-size: .82rem;
  font-weight: 400;
  line-height: 1.6;
  color: var(--ink-faint);
}

.docket-empty span { font-size: .74rem; }

.docket-name {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 500;
  text-align: center;
  color: var(--ink-text);
  padding-bottom: 14px;
  border-bottom: 1px solid var(--ink-hair);
}

.docket-rows { min-height: 10px; }

.docket-rows div {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  padding: 9px 0;
  border-bottom: 1px dotted var(--ink-hair);
  animation: docket-row-in .4s ease both;
}

.docket-rows dt {
  flex: none;
  text-transform: uppercase;
  font-size: .58rem;
  font-weight: 500;
  letter-spacing: .16em;
  color: var(--ink-faint);
  padding-top: 3px;
}

.docket-rows dd {
  font-size: .82rem;
  font-weight: 300;
  text-align: right;
  color: var(--ink-text);
}

@keyframes docket-row-in {
  from { opacity: 0; transform: translateY(-4px); }
  to   { opacity: 1; transform: none; }
}

.docket-perf {
  height: 22px;
  margin: 6px -24px 0;
  background-image: linear-gradient(90deg, var(--ink-hair) 0 7px, transparent 7px 14px);
  background-size: 14px 1px;
  background-repeat: repeat-x;
  background-position: center;
}

.docket-total {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}

.docket-total-label {
  text-transform: uppercase;
  font-size: .6rem;
  font-weight: 500;
  letter-spacing: .2em;
  color: var(--ink-faint);
}

.docket-total-value {
  font-family: var(--font-display);
  font-size: 2.1rem;
  font-weight: 600;
  color: var(--ink-text);
  font-variant-numeric: tabular-nums;
}

.docket-foot {
  margin-top: 8px;
  text-align: right;
  font-size: .7rem;
  font-style: italic;
  color: var(--ink-faint);
}

/* ------------------------------------------------------------
   Flow
   ------------------------------------------------------------ */

.bk-progress {
  height: 2px;
  background: rgba(255, 255, 255, .12);
  overflow: hidden;
}

.bk-progress span {
  display: block;
  height: 100%;
  width: 25%;
  background: linear-gradient(90deg, var(--lagoon), var(--gold));
  transition: width .6s cubic-bezier(.16, .7, .3, 1);
}

.bk-steps {
  list-style: none;
  display: flex;
  gap: clamp(16px, 3vw, 34px);
  padding: 18px 0 26px;
}

.bk-steps li {
  display: flex;
  align-items: baseline;
  gap: 8px;
  text-transform: uppercase;
  font-size: .64rem;
  font-weight: 400;
  letter-spacing: .2em;
  color: var(--text-faint);
  transition: color .4s ease;
}

.bk-steps b {
  font-family: var(--font-display);
  font-style: italic;
  font-size: .95rem;
  font-weight: 500;
  letter-spacing: 0;
}

.bk-steps li.is-current { color: var(--gold); }
.bk-steps li.is-done { color: var(--lagoon); }

.bk-step { display: none; }

.bk-step.is-active {
  display: block;
  animation: bk-step-in .5s cubic-bezier(.16, .7, .3, 1) both;
}

@keyframes bk-step-in {
  from { opacity: 0; transform: translateX(18px); }
  to   { opacity: 1; transform: none; }
}

.bk-step-title {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 2.8vw, 2.1rem);
  font-weight: 500;
  color: #fff;
  margin-bottom: 8px;
}

.bk-step-note {
  font-size: .88rem;
  font-weight: 300;
  line-height: 1.7;
  color: var(--text-faint);
  margin-bottom: clamp(22px, 3.4vh, 32px);
  max-width: 52ch;
}

/* ------------------------------------------------------------
   Car picker
   ------------------------------------------------------------ */

.bk-cars { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }

.bk-car input { position: absolute; opacity: 0; pointer-events: none; }

.bk-car-body {
  position: relative;
  display: block;
  padding: 18px 20px 20px;
  border: 1px solid rgba(255, 255, 255, .16);
  background: rgba(255, 255, 255, .035);
  cursor: pointer;
  overflow: hidden;
  transition: border-color .3s ease, background-color .3s ease, transform .4s cubic-bezier(.16,.7,.3,1);
}

.bk-car-body::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(70% 55% at 50% 22%, rgba(31,163,150,.16), rgba(31,163,150,0) 70%);
  opacity: 0;
  transition: opacity .4s ease;
}

.bk-car:hover .bk-car-body { transform: translateY(-4px); border-color: rgba(255, 255, 255, .3); }

.bk-car input:checked + .bk-car-body {
  border-color: var(--gold);
  background: rgba(217, 195, 156, .09);
}

.bk-car input:checked + .bk-car-body::after { opacity: 1; }
.bk-car input:focus-visible + .bk-car-body { outline: 1px solid var(--gold); outline-offset: 3px; }

.bk-car img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: auto;
  filter: drop-shadow(0 14px 16px rgba(2, 14, 18, .5));
  transition: transform .5s cubic-bezier(.16,.7,.3,1);
}

.bk-car:hover img { transform: scale(1.04); }

.bk-car-tick {
  position: absolute;
  top: 14px;
  right: 14px;
  z-index: 2;
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border: 1px solid rgba(255, 255, 255, .3);
  border-radius: 50%;
  color: var(--ink);
  background: transparent;
  opacity: 0;
  transform: scale(.7);
  transition: opacity .3s ease, transform .35s cubic-bezier(.3,1.4,.5,1), background-color .3s ease;
}

.bk-car-tick svg { width: 13px; height: 13px; }

.bk-car input:checked + .bk-car-body .bk-car-tick {
  opacity: 1;
  transform: scale(1);
  background: var(--gold);
  border-color: var(--gold);
}

.bk-car-kicker {
  position: relative;
  z-index: 1;
  display: block;
  margin-top: 4px;
  text-transform: uppercase;
  font-size: .58rem;
  font-weight: 500;
  letter-spacing: .24em;
  color: var(--lagoon);
}

.bk-car-name {
  position: relative;
  z-index: 1;
  display: block;
  margin-top: 6px;
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 500;
  color: #fff;
}

.bk-car-name em { font-style: italic; font-weight: 400; }

.bk-car-price {
  position: relative;
  z-index: 1;
  display: block;
  margin-top: 8px;
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--gold);
}

.bk-car-price i {
  font-family: var(--font-ui);
  font-style: normal;
  font-size: .66rem;
  font-weight: 300;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--text-faint);
}

/* ------------------------------------------------------------
   Fields — underlines, not boxes
   ------------------------------------------------------------ */

.bk-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px 26px; }
.bk-span2 { grid-column: span 2; }

.bk-field label {
  display: block;
  text-transform: uppercase;
  font-size: .6rem;
  font-weight: 500;
  letter-spacing: .18em;
  color: var(--text-faint);
  margin-bottom: 7px;
}

.bk-field label small {
  text-transform: none;
  letter-spacing: .03em;
  font-weight: 300;
  opacity: .8;
}

.bk-field input,
.bk-field select,
.bk-field textarea {
  width: 100%;
  padding: 9px 2px;
  background: transparent;
  border: 0;
  border-bottom: 1px solid rgba(255, 255, 255, .26);
  color: var(--text);
  font-family: var(--font-ui);
  font-size: .98rem;
  font-weight: 300;
  letter-spacing: .02em;
  color-scheme: dark;
  border-radius: 0;
  transition: border-color .3s ease;
}

.bk-field textarea { resize: vertical; }

.bk-field input::placeholder,
.bk-field textarea::placeholder { color: rgba(252, 250, 246, .28); }

.bk-field input:focus,
.bk-field select:focus,
.bk-field textarea:focus {
  outline: none;
  border-bottom-color: var(--gold);
}

.bk-field.is-invalid input,
.bk-field.is-invalid select { border-bottom-color: #c4655a; }

.bk-field select option { background: var(--ink); color: var(--text); }

.bk-check {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-top: 20px;
  cursor: pointer;
  font-size: .86rem;
  font-weight: 300;
  line-height: 1.6;
  color: var(--text-soft);
}

.bk-check small { color: var(--text-faint); }

.bk-check input {
  appearance: none;
  flex: none;
  width: 18px;
  height: 18px;
  margin-top: 2px;
  border: 1px solid rgba(255, 255, 255, .45);
  cursor: pointer;
  display: grid;
  place-items: center;
  transition: border-color .2s ease, background-color .2s ease;
}

.bk-check input:checked { background: var(--gold); border-color: var(--gold); }

.bk-check input:checked::after {
  content: "";
  width: 9px;
  height: 5px;
  margin-top: -2px;
  border-left: 1.6px solid var(--ink);
  border-bottom: 1.6px solid var(--ink);
  transform: rotate(-45deg);
}

.bk-check input:focus-visible { outline: 1px solid var(--gold); outline-offset: 3px; }

/* ------------------------------------------------------------
   Review summary
   ------------------------------------------------------------ */

.bk-summary { border-top: 1px solid rgba(255, 255, 255, .14); }

.bk-summary div {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 12px 0;
  border-bottom: 1px solid rgba(255, 255, 255, .14);
}

.bk-summary dt {
  text-transform: uppercase;
  font-size: .6rem;
  font-weight: 500;
  letter-spacing: .16em;
  color: var(--text-faint);
  padding-top: 3px;
}

.bk-summary dd { font-size: .9rem; font-weight: 300; color: var(--text); text-align: right; }

.bk-error {
  margin-top: 20px;
  padding: 12px 16px;
  border-left: 2px solid #c4655a;
  background: rgba(196, 101, 90, .12);
  font-size: .85rem;
  color: #eab7b0;
  animation: bk-shake .4s ease;
}

@keyframes bk-shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-5px); }
  75% { transform: translateX(5px); }
}

/* ------------------------------------------------------------
   Buttons
   ------------------------------------------------------------ */

.bk-nav { display: flex; justify-content: space-between; gap: 14px; margin-top: clamp(26px, 4vh, 40px); }

.bk-btn,
.bk-btn-ghost {
  font-family: var(--font-ui);
  text-transform: uppercase;
  font-size: .7rem;
  font-weight: 400;
  letter-spacing: .22em;
  padding: 15px 34px 14px;
  cursor: pointer;
  text-decoration: none;
  text-align: center;
  border-radius: 0;
  transition: background-color .3s ease, color .3s ease, border-color .3s ease, transform .3s ease;
}

.bk-btn {
  margin-left: auto;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, .6);
  color: #fff;
}

.bk-btn:hover { background: #fff; color: var(--ink); }

.bk-btn-gold { background: var(--gold); border-color: var(--gold); color: var(--ink); }
.bk-btn-gold:hover { background: transparent; color: var(--gold); }

.bk-btn-ghost {
  margin-left: 0;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, .2);
  color: var(--text-soft);
}

.bk-btn-ghost:hover { border-color: rgba(255, 255, 255, .6); color: #fff; }

/* ------------------------------------------------------------
   Success + voucher
   ------------------------------------------------------------ */

.bk-success { max-width: 780px; margin: 0 auto; }

.bk-success-head { text-align: center; margin-bottom: 30px; }

.bk-tick { display: inline-block; color: var(--lagoon); margin-bottom: 14px; }
.bk-tick svg { width: 60px; height: 60px; }

.tick-ring {
  stroke-dasharray: 126;
  stroke-dashoffset: 126;
  animation: tick-draw .7s cubic-bezier(.4, 0, .2, 1) forwards;
}

.tick-mark {
  stroke-dasharray: 30;
  stroke-dashoffset: 30;
  animation: tick-draw .4s cubic-bezier(.4, 0, .2, 1) .55s forwards;
}

@keyframes tick-draw { to { stroke-dashoffset: 0; } }

.bk-success-head h2 {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 500;
  color: #fff;
}

.bk-success-head p { margin-top: 10px; font-size: .92rem; font-weight: 300; color: var(--text-soft); }

.voucher {
  background: #fdfbf7;
  color: var(--ink-text);
  padding: clamp(24px, 3.6vw, 38px);
  box-shadow: 0 34px 80px rgba(2, 14, 18, .5);
}

.voucher-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 20px;
  flex-wrap: wrap;
  padding-bottom: 18px;
  margin-bottom: 20px;
  border-bottom: 2px solid var(--ink-text);
}

.voucher-brand { display: flex; align-items: center; gap: 14px; }
.voucher-logo { height: 54px; width: auto; }

.voucher-name {
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 600;
}

.voucher-sub {
  margin-top: 2px;
  text-transform: uppercase;
  font-size: .58rem;
  letter-spacing: .2em;
  color: var(--ink-faint);
}

.voucher-ref { text-align: right; }

.voucher-ref span {
  display: block;
  text-transform: uppercase;
  font-size: .58rem;
  letter-spacing: .2em;
  color: var(--ink-faint);
}

.voucher-ref strong {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 600;
  letter-spacing: .04em;
}

.voucher-body {
  display: grid;
  grid-template-columns: 210px minmax(0, 1fr);
  gap: 22px;
  align-items: start;
}

.voucher-car { width: 100%; height: auto; }

.voucher-grid div {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  padding: 8px 0;
  border-bottom: 1px solid var(--ink-hair);
}

.voucher-grid dt {
  text-transform: uppercase;
  font-size: .57rem;
  font-weight: 500;
  letter-spacing: .16em;
  color: var(--ink-faint);
  padding-top: 3px;
}

.voucher-grid dd { font-size: .86rem; text-align: right; }

.voucher-total {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 14px;
  margin-top: 18px;
  padding: 14px 18px;
  background: rgba(31, 163, 150, .09);
  border-left: 3px solid var(--lagoon);
  font-size: .85rem;
}

.voucher-total strong { font-family: var(--font-display); font-size: 1.7rem; font-weight: 600; }

.voucher-note {
  margin-top: 18px;
  font-size: .74rem;
  line-height: 1.7;
  color: var(--ink-soft);
  text-align: center;
}

.bk-success-actions {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.bk-email-status {
  max-width: 460px;
  margin: 20px auto 0;
  padding: 12px 16px;
  text-align: center;
  font-size: .82rem;
  font-weight: 300;
  line-height: 1.6;
  border-left: 2px solid rgba(217, 195, 156, .5);
  background: rgba(217, 195, 156, .07);
  color: var(--text-soft);
}

.bk-email-status.is-warn {
  border-left-color: #c4655a;
  background: rgba(196, 101, 90, .1);
  color: #eab7b0;
}

.bk-success-actions .bk-btn { margin-left: 0; }

.bk-footer {
  padding: 26px var(--pad-x);
  text-align: center;
  font-size: .72rem;
  font-weight: 300;
  color: var(--text-faint);
}

/* ------------------------------------------------------------
   Print: voucher only
   ------------------------------------------------------------ */

@media print {
  body.bk-print { background: #fff; }
  body.bk-print * { visibility: hidden; }
  body.bk-print #voucher, body.bk-print #voucher * { visibility: visible; }
  body.bk-print #voucher {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    box-shadow: none;
  }
}

/* ------------------------------------------------------------
   Responsive
   ------------------------------------------------------------ */

@media (max-width: 940px) {
  .bk-layout { grid-template-columns: 1fr; }

  .bk-rail { position: static; order: 2; }

  .docket { max-width: 420px; margin: 0 auto; }
  .docket::before, .docket::after { display: none; }

  .bk-flow { order: 1; }
}

@media (max-width: 620px) {
  .bk-cars { grid-template-columns: 1fr; }
  .bk-grid { grid-template-columns: 1fr; }
  .bk-span2 { grid-column: auto; }
  .voucher-body { grid-template-columns: 1fr; }
  .voucher-car { max-width: 260px; margin: 0 auto; }
  .bk-steps { flex-wrap: wrap; gap: 12px 18px; }
  .bk-nav { flex-direction: column-reverse; }
  .bk-nav .bk-btn, .bk-nav .bk-btn-ghost { margin: 0; width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  .bk-step.is-active,
  .docket-car,
  .docket-rows div,
  .bk-error { animation: none; }
  .tick-ring, .tick-mark { animation-duration: .01s; }
}