/* /book and /thank-you. Calendly's layout (what buyers know), the site's materials
   (near-black, bone, brass). Builds on brand.css. */

.visually-hidden {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
[hidden] { display: none !important; }

.bk { padding-block: var(--s4) var(--s8); }

/* ---------- the card ---------- */
.bk-card {
  display: grid; grid-template-columns: 1fr;
  border: 1px solid var(--rule); border-radius: 6px;
  background: var(--nigredo-1);
  max-width: 1060px; margin-inline: auto;
}
.bk-info { padding: var(--s5) var(--s4); border-bottom: 1px solid var(--rule); }
.bk-main { padding: var(--s5) var(--s4); min-width: 0; }
@media (min-width: 900px) {
  .bk-card { grid-template-columns: minmax(260px, 340px) 1fr; }
  .bk-info { border-bottom: 0; border-right: 1px solid var(--rule); padding: var(--s6) var(--s5); }
  .bk-main { padding: var(--s6) var(--s5); }
}

.bk-host { font-family: var(--sans); font-size: 0.82rem; letter-spacing: 0.08em; color: var(--fg-mut); }
.bk-title, .bk-move strong, .bk-day {
  font-variant-numeric: lining-nums;
}
.bk-title {
  font-family: var(--display); font-weight: 400; color: var(--fg-hi);
  font-size: clamp(1.7rem, 1.4rem + 1.2vw, 2.2rem); line-height: 1.15; margin-top: var(--s2);
}
.bk-meta { list-style: none; margin: var(--s4) 0 0; padding: 0; display: grid; gap: var(--s2); }
.bk-meta li { display: flex; align-items: center; gap: 0.6rem; color: var(--fg); font-size: 0.98rem; }
.bk-meta svg, .bk-tz svg {
  width: 20px; height: 20px; flex: none; fill: none; stroke: var(--brass); stroke-width: 1.6;
  stroke-linecap: round; stroke-linejoin: round;
}
#metaWhen, #metaTz { color: var(--fg-hi); }
.bk-desc { margin-top: var(--s4); color: var(--fg); max-width: 40ch; line-height: 1.6; }

.bk-h { font-family: var(--sans); font-weight: 500; font-size: 1.2rem; color: var(--fg-hi); outline: none; }
.bk-msg { margin-top: var(--s3); color: var(--fg-hi); max-width: 52ch; }
.bk-msg:empty { display: none; }
.bk-msg a { color: var(--brass); }

/* ---------- picker: calendar + times ---------- */
.bk-picker { display: grid; gap: var(--s5); margin-top: var(--s4); }
@media (min-width: 640px) { .bk-picker.has-day { grid-template-columns: minmax(0, 1fr) 220px; } }
/* Phones: the times replace the calendar, with a back arrow (Calendly's mobile flow). */
@media (max-width: 639px) { .bk-picker.has-day .bk-cal { display: none; } }
@media (min-width: 640px) { .bk-times .bk-back { display: none; } }

.bk-month { display: flex; align-items: center; justify-content: center; gap: var(--s4); }
.bk-month span { min-width: 9ch; text-align: center; font-weight: 500; color: var(--fg-hi); }
.bk-nav {
  width: 40px; height: 40px; border-radius: 50%; border: 0; cursor: pointer;
  background: transparent; color: var(--brass); font-size: 1.6rem; line-height: 1;
}
.bk-nav:hover, .bk-nav:focus-visible { background: rgba(184, 137, 59, 0.12); }
.bk-nav:disabled { color: var(--ash); opacity: 0.35; cursor: default; background: transparent; }

.bk-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 4px; margin-top: var(--s3); }
.bk-dow { text-align: center; font-size: 0.72rem; letter-spacing: 0.06em; color: var(--fg-mut); padding-bottom: 6px; }
.bk-dayc {
  aspect-ratio: 1; max-width: 48px; width: 100%; justify-self: center;
  border-radius: 50%; border: 0; background: transparent;
  color: var(--ash); font: inherit; font-size: 0.95rem; opacity: 0.55; cursor: default;
}
.bk-dayc.open {
  opacity: 1; cursor: pointer; color: var(--brass); font-weight: 500;
  background: rgba(184, 137, 59, 0.14);
}
.bk-dayc.open:hover, .bk-dayc.open:focus-visible { background: rgba(184, 137, 59, 0.28); outline: none; }
.bk-dayc.sel { background: var(--brass); color: var(--nigredo); }
.bk-dayc.today { text-decoration: underline; text-underline-offset: 4px; }

.bk-day { color: var(--fg-hi); font-weight: 500; outline: none; }
.bk-dur { font-size: 0.85rem; color: var(--fg-mut); margin-top: 2px; }
.bk-slots { display: grid; gap: var(--s2); margin-top: var(--s3); max-height: 26rem; overflow-y: auto; padding-right: 2px; }
.bk-slot { display: grid; grid-template-columns: 1fr; gap: 6px; }
.bk-slot.sel { grid-template-columns: 1fr 1fr; }
.bk-time, .bk-next {
  min-height: 48px; border-radius: 4px; font: inherit; font-weight: 500; cursor: pointer;
  font-family: var(--mono); font-size: 0.95rem; letter-spacing: 0.02em;
}
.bk-time { border: 1px solid var(--brass); background: transparent; color: var(--brass); }
.bk-time:hover, .bk-time:focus-visible { background: rgba(184, 137, 59, 0.12); outline: none; }
.bk-slot.sel .bk-time { background: var(--nigredo-2); border-color: var(--nigredo-2); color: var(--fg-mut); }
.bk-next { border: 1px solid var(--brass); background: var(--brass); color: var(--nigredo); font-family: var(--sans); }
.bk-next:hover, .bk-next:focus-visible { background: var(--gold); border-color: var(--gold); outline: none; }

.bk-back {
  width: 44px; height: 44px; border-radius: 50%; cursor: pointer; margin-bottom: var(--s2);
  border: 1px solid var(--rule); background: transparent; color: var(--brass);
  display: inline-grid; place-items: center; padding: 0;
}
.bk-back svg { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.bk-back:hover, .bk-back:focus-visible { border-color: var(--brass); outline: none; }

/* ---------- time zone ---------- */
.bk-tz { margin-top: var(--s5); }
.bk-tz label { display: block; font-size: 0.85rem; font-weight: 500; color: var(--fg-hi); margin-bottom: 6px; }
.bk-tz-row { display: flex; align-items: center; gap: 8px; max-width: 100%; }
.bk-tz select {
  min-width: 0; max-width: 100%; flex: 1 1 auto;
  font: inherit; font-size: 0.92rem; color: var(--fg);
  background: transparent; border: 0; border-bottom: 1px solid var(--rule); padding: 6px 2px; cursor: pointer;
}
.bk-tz select:focus-visible { outline: 2px solid var(--brass); outline-offset: 2px; }
.bk-tz option, .bk-tz optgroup { background: var(--nigredo-1); color: var(--fg); }
.bk-clock { display: inline-flex; margin-top: var(--s2); border: 1px solid var(--rule); border-radius: 3px; overflow: hidden; }
.bk-clock button {
  background: transparent; border: 0; color: var(--fg-mut); font: inherit; font-size: 0.78rem;
  padding: 4px 10px; cursor: pointer;
}
.bk-clock button[aria-pressed="true"] { background: rgba(184, 137, 59, 0.18); color: var(--brass); }

.bk-none { margin-top: var(--s4); }
.bk-none a { color: var(--brass); }

/* ---------- details / pay / move ---------- */
.bk-form { display: grid; gap: 6px; margin-top: var(--s4); max-width: 30rem; }
.bk-form label { font-size: 0.88rem; font-weight: 500; color: var(--fg-hi); margin-top: var(--s2); }
.bk-hint { font-weight: 300; color: var(--fg-mut); }
.bk-form input, .bk-form textarea {
  font: inherit; font-weight: 300; color: var(--bone); background: rgba(15, 16, 18, 0.55);
  border: 1px solid var(--rule); border-radius: 3px; padding: 0.7rem 0.8rem;
}
.bk-form textarea { resize: vertical; min-height: 5rem; }
.bk-form input:focus-visible, .bk-form textarea:focus-visible { outline: 2px solid var(--brass); outline-offset: 2px; border-color: var(--brass); }
.bk-form .btn { margin-top: var(--s4); }
.bk-form button[disabled] { opacity: 0.55; cursor: not-allowed; }
.bk-form .fine { margin-top: var(--s2); }

.bk-trust { display: flex; gap: 8px; align-items: flex-start; margin-top: var(--s3); font-size: 0.85rem; color: var(--fg-mut); max-width: 44ch; }
.bk-trust svg { width: 18px; height: 18px; flex: none; margin-top: 2px; fill: none; stroke: var(--brass); stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }
.bk-stripe { display: inline-block; margin-top: var(--s3); opacity: 0.85; }
.bk-stripe:hover, .bk-stripe:focus-visible { opacity: 1; }
.bk-stripe img { display: block; height: 27px; width: auto; }
.bk-checkout { margin-top: var(--s4); border-radius: 4px; overflow: hidden; min-height: 20rem; }
.bk-refund { margin-top: var(--s4); max-width: 52ch; }
.bk-move { margin-top: var(--s3); color: var(--fg); max-width: 46ch; line-height: 1.6; }
.bk-move strong { color: var(--fg-hi); font-weight: 500; }
[data-step="confirmMove"] .btn { margin-top: var(--s4); }

/* ---------- loading ---------- */
.bk-loading {
  display: flex; align-items: center; gap: var(--s3); margin-top: var(--s4);
  font-family: var(--mono); font-size: 0.78rem; letter-spacing: 0.12em; color: var(--fg-mut);
}
.bk-line {
  width: 4rem; height: 1px; background: var(--brass);
  transform-origin: left; animation: bk-breathe 2.4s ease-in-out infinite;
}
@keyframes bk-breathe { 0%, 100% { transform: scaleX(0.15); opacity: 0.5; } 50% { transform: scaleX(1); opacity: 1; } }
@media (prefers-reduced-motion: reduce) { .bk-line { animation: none; } }

/* ---------- thank-you ---------- */
.bk-step[data-step] .fine a, .ty-prep a { color: var(--brass); }
.ty-wrap { max-width: 46rem; padding-block: var(--s6) var(--s8); }
.ty-count {
  font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.22em;
  text-transform: uppercase; color: var(--brass);
}
.ty-when { margin-top: var(--s3); outline: none; font-variant-numeric: lining-nums; }
.ty-lede { max-width: 46ch; margin-top: var(--s5); }
.ty-actions { display: flex; flex-wrap: wrap; gap: var(--s3); margin-top: var(--s5); }
.ty-prep { margin-top: var(--s6); padding-top: var(--s4); border-top: 1px solid var(--rule); max-width: 52ch; }
.ty-prep p + p { margin-top: var(--s3); }