/* ============================================================
   LET MARK COOK — 04 ui
   menu overlay · lightbox · booking flow · phone dock
   ============================================================ */

/* ---------- menu overlay ---------- */

.menu {
  position: fixed;
  inset: 0;
  z-index: 85;
  background: var(--ink);
  display: grid;
  clip-path: inset(0 0 100% 0);
  transition: clip-path .75s var(--ease);
}
.menu.is-open { clip-path: inset(0 0 0 0); }
.menu[hidden] { display: none; }

.menu__sheet {
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding: calc(var(--nav-h) + 2rem) var(--gutter) calc(2rem + env(safe-area-inset-bottom));
  display: grid;
  align-content: space-between;
  gap: 2rem;
  overflow-y: auto;
}

@media (min-width: 900px) {
  .menu__sheet {
    grid-template-columns: 1.3fr .7fr;
    align-items: center;
    align-content: center;
    gap: 4rem;
  }
}

.menu__list { display: grid; gap: .25rem; }

.menu__list a {
  position: relative;
  display: flex;
  align-items: baseline;
  gap: 1rem;
  padding-block: clamp(.5rem, 1.6vw, .8rem);
  font-family: var(--font-display);
  font-size: clamp(2rem, 9vw, 4.6rem);
  line-height: 1;
  text-transform: uppercase;
  letter-spacing: -.03em;
  opacity: 0;
  transform: translateY(1.2rem);
  transition: opacity .5s var(--ease) calc(var(--mi) * .06s + .25s),
              transform .7s var(--ease) calc(var(--mi) * .06s + .25s),
              color .35s var(--ease);
}
.menu.is-open .menu__list a { opacity: 1; transform: none; }

.menu__list a:hover { color: var(--flame); }

.menu__side { display: grid; gap: 1.5rem; align-content: end; }

.menu__preview {
  display: none;
  aspect-ratio: 4 / 5;
  border-radius: 2px;
  background: var(--oxblood) center/cover no-repeat;
  opacity: 0;
  transform: scale(1.04);
  transition: opacity .5s var(--ease), transform .8s var(--ease), background-image .1s;
}
.menu__preview.is-on { opacity: 1; transform: none; }
@media (min-width: 900px) { .menu__preview { display: block; } }

.menu__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
  justify-content: space-between;
}
.menu__ig {
  font-size: .8rem;
  font-weight: 700;
  color: var(--smoke);
  transition: color .3s var(--ease);
}
.menu__ig:hover { color: var(--flame); }

/* ---------- lightbox ---------- */

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 120;
  background: rgba(6,3,4,.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  display: grid;
  place-items: center;
  padding: calc(3.5rem + env(safe-area-inset-top)) var(--gutter) calc(3.5rem + env(safe-area-inset-bottom));
  opacity: 0;
  transition: opacity .4s var(--ease);
}
.lightbox[hidden] { display: none; }
.lightbox.is-open { opacity: 1; }

.lightbox__stage {
  width: 100%;
  max-width: 64rem;
  display: grid;
  gap: clamp(1.25rem, 3vw, 2.5rem);
  transform: scale(.97) translateY(1rem);
  opacity: 0;
  transition: transform .55s var(--ease), opacity .45s var(--ease);
  touch-action: pan-y;
}
.lightbox.is-open .lightbox__stage { transform: none; opacity: 1; }
.lightbox__stage.is-swapping { opacity: 0; transform: scale(.99); transition-duration: .18s; }

@media (min-width: 860px) {
  .lightbox__stage { grid-template-columns: 1fr 1fr; align-items: center; }
}

.lightbox__media {
  aspect-ratio: 4 / 5;
  max-height: 52vh;
  max-height: 52svh;
  border-radius: 2px;
}
@media (min-width: 860px) { .lightbox__media { max-height: 70vh; } }
@media (min-width: 860px) { .lightbox__media { max-height: 70svh; } }

.lightbox__copy h3 {
  margin: .5rem 0 0;
  font-size: clamp(2rem, 6vw, 3.6rem);
}
.lightbox__copy p { margin: 1rem 0 0; max-width: 40ch; color: #b9b1a8; }
.lightbox__copy .btn { margin-top: 1.75rem; }

.lightbox__close,
.lightbox__arrow {
  position: absolute;
  z-index: 2;
  display: grid;
  place-items: center;
  width: 3rem; height: 3rem;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: rgba(10,5,6,.5);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: background-color .3s var(--ease), border-color .3s var(--ease), transform .3s var(--ease);
}
.lightbox__close:hover,
.lightbox__arrow:hover { background: var(--flame); border-color: var(--flame); }
.lightbox__close:active,
.lightbox__arrow:active { transform: scale(.92); }

.lightbox__close {
  top: calc(1rem + env(safe-area-inset-top));
  right: var(--gutter);
}

.lightbox__arrow { top: 50%; transform: translateY(-50%); display: none; }
.lightbox__arrow:active { transform: translateY(-50%) scale(.92); }
.lightbox__arrow--prev { left: max(1rem, calc(var(--gutter) - 1rem)); }
.lightbox__arrow--next { right: max(1rem, calc(var(--gutter) - 1rem)); }
@media (min-width: 1120px) { .lightbox__arrow { display: grid; } }

.lightbox__count {
  position: absolute;
  bottom: calc(1.25rem + env(safe-area-inset-bottom));
  left: 50%;
  transform: translateX(-50%);
  margin: 0;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .12em;
  color: var(--smoke);
  font-variant-numeric: tabular-nums;
}

/* ---------- booking flow ---------- */

.booking {
  position: fixed;
  inset: 0;
  z-index: 140;
  background: rgba(6,3,4,.72);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  display: grid;
  align-items: end;
  opacity: 0;
  transition: opacity .35s var(--ease);
}
.booking[hidden] { display: none; }
.booking.is-open { opacity: 1; }

@media (min-width: 760px) { .booking { align-items: center; justify-items: center; padding: 2rem; } }

/* phone: a bottom sheet. desktop: a centred card. */
.booking__sheet {
  position: relative;
  width: 100%;
  max-width: 38rem;
  max-height: 92vh;
  max-height: 92svh;
  display: flex;
  flex-direction: column;
  background: var(--char);
  border: 1px solid var(--line);
  border-radius: 1.25rem 1.25rem 0 0;
  padding-bottom: env(safe-area-inset-bottom);
  transform: translateY(3rem);
  transition: transform .5s var(--ease);
  overflow: hidden;
}
.booking.is-open .booking__sheet { transform: none; }
@media (min-width: 760px) {
  .booking__sheet { border-radius: .5rem; transform: translateY(1.5rem) scale(.98); }
}

.booking__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  padding: clamp(1.25rem, 4vw, 1.75rem) clamp(1.25rem, 4vw, 2rem) 1rem;
}
.booking__head .display { margin-top: .4rem; font-size: clamp(1.35rem, 4.4vw, 1.9rem); }

.booking__close {
  flex: 0 0 auto;
  width: 2.4rem; height: 2.4rem;
  display: grid; place-items: center;
  border-radius: 50%;
  border: 1px solid var(--line);
  transition: background-color .3s var(--ease), border-color .3s var(--ease);
}
.booking__close:hover { background: var(--flame); border-color: var(--flame); }

.booking__steps {
  display: flex;
  gap: .35rem;
  padding-inline: clamp(1.25rem, 4vw, 2rem);
}
.booking__steps span {
  flex: 1;
  height: 3px;
  border-radius: 2px;
  background: var(--line);
  transition: background-color .45s var(--ease);
}
.booking__steps span.is-on { background: var(--flame); }

.booking__body {
  flex: 1 1 auto;
  min-height: 0;
  overflow-y: auto;
  padding: clamp(1.25rem, 4vw, 1.75rem) clamp(1.25rem, 4vw, 2rem) .5rem;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior: contain;
}

.bk-step {
  border: 0;
  margin: 0;
  padding: 0;
  min-inline-size: 0;
  display: none;
  animation: bkIn .45s var(--ease);
}
.bk-step.is-on { display: grid; gap: 1.25rem; }

@keyframes bkIn {
  from { opacity: 0; transform: translateX(1rem); }
  to   { opacity: 1; transform: none; }
}
.booking.is-back .bk-step.is-on { animation-name: bkInBack; }
@keyframes bkInBack {
  from { opacity: 0; transform: translateX(-1rem); }
  to   { opacity: 1; transform: none; }
}

.bk-choices { display: grid; gap: .6rem; }

.bk-choice { position: relative; display: block; cursor: pointer; }
.bk-choice input {
  position: absolute;
  opacity: 0;
  width: 100%; height: 100%;
  margin: 0;
  cursor: pointer;
}
.bk-choice__body {
  display: grid;
  gap: .2rem;
  padding: 1rem 1.15rem;
  border: 1px solid var(--line);
  border-radius: .5rem;
  transition: border-color .3s var(--ease), background-color .3s var(--ease), transform .3s var(--ease);
}
.bk-choice__body strong { font-size: 1rem; font-weight: 800; }
.bk-choice__body em {
  font-style: normal;
  font-size: .8rem;
  color: var(--smoke);
}
.bk-choice input:hover + .bk-choice__body { border-color: rgba(255,90,31,.5); }
.bk-choice input:checked + .bk-choice__body {
  border-color: var(--flame);
  background: rgba(255,90,31,.1);
}
.bk-choice input:focus-visible + .bk-choice__body { outline: 2px solid var(--flame); outline-offset: 2px; }
.bk-choice:active .bk-choice__body { transform: scale(.99); }

.bk-field { display: grid; gap: .5rem; }
.bk-pair { display: grid; gap: 1.25rem; }
@media (min-width: 540px) { .bk-pair { grid-template-columns: 1fr 1fr; } }

.bk-label {
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .02em;
}

.bk-input {
  width: 100%;
  padding: .85rem 1rem;
  /* 16px minimum so iOS Safari does not zoom the page on focus */
  font-size: 16px;
  font-family: inherit;
  font-weight: 500;
  color: var(--cream);
  background: rgba(247,244,238,.05);
  border: 1px solid var(--line);
  border-radius: .5rem;
  transition: border-color .3s var(--ease), background-color .3s var(--ease);
}
.bk-input::placeholder { color: rgba(141,130,121,.8); }
.bk-input:focus { outline: 0; border-color: var(--flame); background: rgba(247,244,238,.08); }
.bk-input:user-invalid { border-color: #e0574a; }
textarea.bk-input { resize: vertical; min-height: 5rem; }

/* date inputs keep their own picker legible on dark */
input[type="date"].bk-input { color-scheme: dark; }

.bk-help { margin: 0; font-size: .76rem; color: var(--smoke); }

.bk-stepper {
  display: flex;
  align-items: center;
  gap: .75rem;
  width: fit-content;
  padding: .3rem;
  border: 1px solid var(--line);
  border-radius: 999px;
}
.bk-stepper__btn {
  width: 2.75rem; height: 2.75rem;
  display: grid; place-items: center;
  border-radius: 50%;
  font-size: 1.2rem;
  font-weight: 700;
  background: rgba(247,244,238,.06);
  transition: background-color .25s var(--ease), transform .25s var(--ease);
  -webkit-tap-highlight-color: transparent;
}
.bk-stepper__btn:hover { background: var(--flame); color: #fff; }
.bk-stepper__btn:active { transform: scale(.9); }
.bk-stepper__btn[disabled] { opacity: .35; pointer-events: none; }
.bk-stepper__num {
  min-width: 2.5rem;
  text-align: center;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-variant-numeric: tabular-nums;
}

.bk-summary {
  display: grid;
  gap: .4rem;
  padding: 1rem 1.15rem;
  border: 1px dashed var(--line);
  border-radius: .5rem;
  font-size: .85rem;
}
.bk-summary div { display: flex; justify-content: space-between; gap: 1rem; }
.bk-summary dt, .bk-summary .k { color: var(--smoke); }
.bk-summary .v { font-weight: 700; text-align: right; }

.bk-error {
  margin: 1rem 0 0;
  padding: .75rem 1rem;
  border-radius: .5rem;
  background: rgba(224,87,74,.14);
  border: 1px solid rgba(224,87,74,.4);
  color: #ffb3ab;
  font-size: .82rem;
}

.booking__foot {
  display: flex;
  gap: .6rem;
  padding: 1rem clamp(1.25rem, 4vw, 2rem) clamp(1.25rem, 4vw, 1.75rem);
  border-top: 1px solid var(--line);
}
.booking__foot .btn { flex: 1; }
.booking__foot .btn--ghost { flex: 0 0 auto; }

.booking__done {
  position: absolute;
  inset: 0;
  z-index: 3;
  display: grid;
  align-content: center;
  gap: 1rem;
  padding: clamp(1.5rem, 5vw, 2.5rem);
  background: var(--char);
  text-align: center;
}
.booking__done[hidden] { display: none; }
.booking__done .display { font-size: clamp(1.8rem, 6vw, 2.6rem); }
.booking__done p { margin: 0 auto; max-width: 36ch; color: var(--smoke); font-size: .9rem; }
.booking__done-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .6rem;
  justify-content: center;
  margin-top: .75rem;
}

/* ---------- phone dock ---------- */

.dock {
  position: fixed;
  left: 0; right: 0;
  bottom: 0;
  z-index: 80;
  padding: .75rem var(--gutter) calc(.75rem + env(safe-area-inset-bottom));
  background: linear-gradient(to top, var(--ink) 55%, transparent);
  transform: translateY(120%);
  transition: transform .5s var(--ease);
  pointer-events: none;
}
.dock.is-on { transform: none; pointer-events: auto; }
@media (min-width: 640px) { .dock { display: none; } }

.dock__btn {
  width: 100%;
  padding: 1rem;
  border-radius: 999px;
  background: var(--flame);
  color: #fff;
  font-weight: 800;
  font-size: .92rem;
  letter-spacing: .03em;
  box-shadow: 0 .6rem 1.8rem rgba(255,90,31,.35);
  transition: transform .3s var(--ease);
  -webkit-tap-highlight-color: transparent;
}
.dock__btn:active { transform: scale(.97); }