/* /book/: 15-minute call booking page. Shared layout, plus a light look for Version A (.v-a) and a bold look for Version B (.v-b). */
.book-app { --ink: #111; --line: 1px solid var(--border-2); min-height: 100vh; }
.v-b .book-app { --ink: #0b0b0b; --line: 2px solid #0b0b0b; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }
.book-bar { display: flex; align-items: center; justify-content: space-between; height: 80px; padding: 0 var(--pad); max-width: calc(var(--max) + var(--pad) * 2); margin: 0 auto; }
.book-bar .brand { gap: 10px; }
.book-back { font-weight: 600; }
.book-back:hover { background: var(--brand); }
.book-shell { display: grid; grid-template-columns: 400px 1fr; gap: 48px; max-width: calc(var(--max) + var(--pad) * 2); margin: 0 auto; padding: 16px var(--pad) 96px; align-items: start; }
/* Let the columns shrink below their content, so the sideways-scrolling day strip can't widen the page on phones. */
.book-shell > * { min-width: 0; }

.book-side { border-radius: 24px; padding: 36px; position: sticky; top: 24px; }
.book-side h1 { font-size: clamp(40px, 4vw, 56px); line-height: 1; letter-spacing: -0.05em; }
.book-facts { list-style: none; padding: 0; margin: 28px 0 0; display: grid; gap: 12px; }
.book-facts li { display: flex; gap: 12px; align-items: center; font-size: 16.5px; }
.book-cover { margin-top: 24px; font-size: 16px; line-height: 1.55; }
.book-picked { margin-top: 28px; background: #fff; border: var(--line); border-radius: 16px; padding: 16px 18px; display: grid; gap: 4px; }
.book-picked[hidden] { display: none; }
.book-picked span { font-size: 13px; text-transform: uppercase; letter-spacing: .08em; }
.book-picked b { font-size: 17px; letter-spacing: -0.01em; }
.book-change { justify-self: start; text-decoration: underline; text-underline-offset: 3px; margin-top: 4px; }
.book-change:hover { background: var(--brand); }
.book-main h2 { font-size: clamp(30px, 3vw, 44px); letter-spacing: -0.045em; }
.tz-line { margin-top: 10px; font-size: 16px; color: rgba(17,17,17,.72); }
.tz-line b { color: var(--ink); }
.book-alert { margin-top: 18px; background: var(--ink); color: var(--brand); border-radius: 12px; padding: 12px 16px; }

.step-pick, .step-details, .step-done, .step-calendly { display: none; }
.book-app[data-step="pick"] .step-pick, .book-app[data-step="details"] .step-details, .book-app[data-step="done"] .step-done, .book-app[data-step="calendly"] .step-calendly { display: block; animation: bkIn .45s var(--ease) both; }
@keyframes bkIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }
.calendly-box { margin-top: 20px; border: var(--line); border-radius: 20px; overflow: hidden; background: #fff; }

.days { display: grid; grid-template-columns: repeat(5, 1fr); gap: 10px; margin-top: 28px; }
.day { border: var(--line); border-radius: 14px; background: #fff; padding: 12px 14px; text-align: left; display: grid; gap: 2px; transition: background-color .15s, transform .15s var(--ease); }
.day span { font-size: 13px; text-transform: uppercase; letter-spacing: .06em; }
.day b { font-size: 20px; letter-spacing: -0.03em; }
.day small { font-size: 12.5px; opacity: .65; }
.day:hover { transform: translateY(-2px); }
.times { display: grid; grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); gap: 10px; margin-top: 28px; padding-top: 28px; border-top: var(--line); }
.time { height: 52px; border: var(--line); border-radius: 12px; background: #fff; font-size: 16.5px; transition: background-color .15s, transform .15s var(--ease); }
.time:hover { background: var(--brand); transform: translateY(-2px); }

.step-details form { margin-top: 28px; }
.step-details .input { border: var(--line); border-radius: 12px; height: 52px; font-size: 16px; }
.step-details textarea.input { height: auto; min-height: 120px; padding-top: 14px; }
.step-details .input:focus { box-shadow: 0 0 0 4px var(--brand); border-color: var(--ink); }
.opt { font-weight: 400; opacity: .6; }
.book-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; align-items: center; }
.book-legal { margin-top: 18px; font-size: 13px; color: rgba(17,17,17,.6); }
.book-legal a { text-decoration: underline; }
.book-legal a:hover { background: var(--brand); }

.step-done { padding-top: 12px; }
.done-badge { width: 72px; height: 72px; border-radius: 18px; background: var(--brand); border: var(--line); display: grid; place-items: center; }
.done-title { font-size: clamp(64px, 9vw, 128px) !important; line-height: .9; margin-top: 28px; letter-spacing: -0.06em; }
.done-line { font-size: clamp(20px, 2vw, 26px); line-height: 1.45; margin-top: 20px; max-width: 34ch; }
.done-line b { background: var(--brand); padding: 0 .15em; }

/* Version A: light, like the rest of the original site */
.v-a .book-side { background: var(--card); }
.v-a .book-side h1, .v-a .book-main h2, .v-a .done-title { font-weight: 400; }
.v-a .kicker { font-size: 14px; margin: 0 0 20px; color: var(--fg); }
.v-a .brand-word { font-size: 24px; letter-spacing: -0.04em; }
.v-a .book-facts li, .v-a .book-picked b, .v-a .day b, .v-a .time { font-weight: 500; }
.v-a .day[aria-selected="true"] { background: var(--brand); border-color: var(--brand-edge); }
.v-a .btn-outline { box-shadow: inset 0 0 0 1px var(--border-2); background: #fff; color: var(--fg); }
.v-a .btn-outline:hover { background: var(--brand); }
.v-a .btn-xl { min-height: 56px; padding: 0 28px; font-size: 17px; }
.v-a .btn-black { background: var(--brand); color: var(--brand-ink); box-shadow: inset 0 0 0 1px var(--brand-edge); }
.v-a .btn-black:hover { background: var(--brand-hover); }
.v-a .done-line b { font-weight: 600; }

/* Version B: bold, like the one-pager */
.v-b .book-side { background: var(--brand); border: var(--line); }
.v-b .book-side h1, .v-b .book-main h2 { font-weight: 900; }
.v-b .book-facts li, .v-b .book-cover b, .v-b .book-picked b, .v-b .day b, .v-b .time, .v-b .done-line b { font-weight: 800; }
.v-b .book-picked span, .v-b .day span, .v-b .book-back { font-weight: 700; }
.v-b .day[aria-selected="true"] { background: var(--ink); color: #fff; }
.v-b .day[aria-selected="true"] b { color: var(--brand); }
.v-b .book-alert, .v-b .step-details .lbl, .v-b .field-error { font-weight: 700; }
.v-b .done-line { font-weight: 600; }

@media (max-width: 1000px) {
  .book-shell { grid-template-columns: 1fr; gap: 28px; }
  .book-side { position: static; }
  .days { grid-template-columns: repeat(auto-fill, minmax(110px, 1fr)); }
}
@media (max-width: 640px) {
  .book-side { padding: 24px; }
  .times { grid-template-columns: repeat(3, 1fr); }
  .days { display: flex; overflow-x: auto; padding-bottom: 6px; scroll-snap-type: x mandatory; }
  .day { flex: 0 0 104px; scroll-snap-align: start; }
}