/* JINHUI booking — extends jinhui.css */

html, body { height: 100%; }
body { overflow-x: hidden; }

/* ── shell ──────────────────────────────────────────────────────────── */

.book-shell {
  min-height: 100vh;
  display: flex; flex-direction: column;
  background: var(--bg);
}

.book-nav {
  background: var(--bg);
  border-bottom: 1px solid var(--rule-2);
}
.book-nav-inner {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  height: 64px;
  gap: 22px;
  max-width: 1480px;
  margin: 0 auto;
  padding: 0 36px;
}
.book-back {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 13px;
  color: var(--ink-2);
  text-decoration: none;
  transition: color 0.15s;
}
.book-back:hover { color: var(--blue); }
.book-back .arr { font-family: var(--mono); }
html[data-lang="zh"] .book-back { font-family: var(--zh-sans); letter-spacing: 0.06em; }

.book-brand {
  display: inline-flex; align-items: center; gap: 12px;
  justify-self: center;
  text-decoration: none;
  color: inherit;
}

/* ── progress bar ───────────────────────────────────────────────────── */

.book-progress {
  background: var(--bg);
  border-bottom: 1px solid var(--rule);
  padding: 20px 0;
}
.book-progress-inner {
  max-width: 1480px;
  margin: 0 auto;
  padding: 0 36px;
  display: flex;
  gap: 24px;
  align-items: center;
}
.book-step {
  flex: 1;
  display: flex; align-items: center; gap: 12px;
  padding: 8px 0;
  position: relative;
  cursor: default;
  border-top: 2px solid var(--rule);
  padding-top: 14px;
  transition: border-color 0.2s;
}
.book-step.done { border-top-color: var(--ink); }
.book-step.active { border-top-color: var(--blue); }
.book-step .n {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--ink-3);
}
.book-step.done .n, .book-step.active .n { color: var(--ink); }
.book-step.active .n { color: var(--blue); }
.book-step .lbl {
  font-size: 13px;
  color: var(--ink-3);
  letter-spacing: -0.005em;
}
.book-step.done .lbl, .book-step.active .lbl { color: var(--ink); font-weight: 500; }
.book-step.active .lbl { color: var(--blue); }
html[data-lang="zh"] .book-step .lbl {
  font-family: var(--zh-sans); letter-spacing: 0.06em;
}

/* ── main layout ────────────────────────────────────────────────────── */

.book-main {
  flex: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 420px;
  max-width: 1480px;
  width: 100%;
  margin: 0 auto;
  align-self: stretch;
}

.book-content {
  padding: 48px 56px 56px;
  display: flex; flex-direction: column;
  min-width: 0;
}

.book-summary {
  background: var(--blue);
  color: #fff;
  padding: 48px 40px;
  display: flex; flex-direction: column;
  position: relative;
  overflow: hidden;
}
.book-summary::before {
  content: "";
  position: absolute; inset: -20% -10%;
  background:
    radial-gradient(50% 50% at 90% 0%, rgba(92, 62, 134, 0.45), transparent 60%),
    radial-gradient(60% 40% at 0% 100%, rgba(14, 26, 79, 0.6), transparent 70%);
  pointer-events: none;
}
.book-summary > * { position: relative; }

/* ── step content ───────────────────────────────────────────────────── */

.step-eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 12px;
}
html[data-lang="zh"] .step-eyebrow {
  font-family: var(--zh-sans);
  letter-spacing: 0.25em;
  text-transform: none;
}

.step-title {
  font-family: var(--sans);
  font-weight: 500;
  font-size: clamp(34px, 3.6vw, 46px);
  line-height: 1.04;
  letter-spacing: -0.035em;
  margin: 0 0 8px;
  text-wrap: balance;
  max-width: 18ch;
}
.step-title .em {
  font-family: var(--serif); font-style: italic; font-weight: 400; color: var(--blue);
}
html[data-lang="zh"] .step-title {
  font-family: var(--zh); font-weight: 400; letter-spacing: 0.04em;
  line-height: 1.2;
  font-size: clamp(28px, 3.2vw, 40px);
}
html[data-lang="zh"] .step-title .em { font-family: var(--zh); font-style: normal; }

.step-sub {
  color: var(--ink-2);
  font-size: 15.5px;
  line-height: 1.55;
  margin: 0 0 32px;
  max-width: 50ch;
}
html[data-lang="zh"] .step-sub {
  font-family: var(--zh-sans); letter-spacing: 0.03em; line-height: 1.85;
}

/* ── visitor-type toggle ────────────────────────────────────────────── */

.visitor-toggle {
  display: inline-flex;
  border: 1px solid var(--rule);
  border-radius: 999px;
  padding: 3px;
  background: var(--paper);
  margin-bottom: 28px;
  font-size: 13px;
}
.visitor-toggle button {
  appearance: none; border: 0; background: transparent;
  padding: 8px 18px;
  border-radius: 999px;
  font: inherit;
  color: var(--ink-3);
  cursor: pointer;
  font-family: inherit;
  transition: all 0.15s;
  letter-spacing: -0.005em;
}
.visitor-toggle button[aria-pressed="true"] {
  background: var(--ink); color: #fff;
}
html[data-lang="zh"] .visitor-toggle button {
  font-family: var(--zh-sans); letter-spacing: 0.1em;
}

/* ── treatment cards (step 1) ────────────────────────────────────────── */

.treat-list {
  display: flex; flex-direction: column;
  border-top: 1px solid var(--rule);
}
.treat-card {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto auto;
  gap: 28px;
  align-items: center;
  padding: 22px 4px;
  border-bottom: 1px solid var(--rule);
  cursor: pointer;
  position: relative;
  transition: padding 0.15s, background 0.15s;
  background: transparent;
  border-left: 0; border-right: 0; border-top: 0;
  text-align: left;
  font: inherit;
  color: inherit;
  width: 100%;
}
.treat-card:hover { padding-left: 14px; padding-right: 14px; background: var(--paper); }
.treat-card.selected {
  background: var(--blue);
  color: #fff;
  padding-left: 22px;
  padding-right: 22px;
  border-bottom-color: var(--blue);
}
.treat-card.selected + .treat-card { border-top: 0; }

.treat-card .ix {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--ink-3);
}
.treat-card.selected .ix { color: rgba(255,255,255,0.6); }

.treat-card .body { min-width: 0; }
.treat-card .name {
  font-size: 20px;
  font-weight: 500;
  letter-spacing: -0.02em;
  margin-bottom: 4px;
}
.treat-card .name .em {
  font-family: var(--serif); font-style: italic; font-weight: 400; color: var(--blue);
}
.treat-card.selected .name .em { color: #C8B6E0; }
html[data-lang="zh"] .treat-card .name {
  font-family: var(--zh); font-weight: 400; letter-spacing: 0.04em;
}
html[data-lang="zh"] .treat-card .name .em { font-family: var(--zh); font-style: normal; }

.treat-card .desc {
  font-size: 13.5px;
  color: var(--ink-2);
  line-height: 1.5;
  max-width: 56ch;
}
.treat-card.selected .desc { color: rgba(255,255,255,0.72); }
html[data-lang="zh"] .treat-card .desc {
  font-family: var(--zh-sans); letter-spacing: 0.03em; line-height: 1.75;
  font-size: 13px;
}

.treat-card .duration {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink-3);
}
.treat-card.selected .duration { color: rgba(255,255,255,0.6); }
html[data-lang="zh"] .treat-card .duration {
  font-family: var(--zh-sans); letter-spacing: 0.06em;
}

.treat-card .price {
  font-family: var(--mono);
  font-size: 22px;
  letter-spacing: -0.03em;
  text-align: right;
  min-width: 80px;
}
.treat-card.selected .price { color: #fff; }

.treat-card .pick {
  width: 22px; height: 22px;
  border-radius: 50%;
  border: 1.5px solid var(--rule);
  flex-shrink: 0;
}
.treat-card.selected .pick {
  border-color: #fff;
  background: #fff;
  position: relative;
}
.treat-card.selected .pick::after {
  content: "";
  position: absolute;
  inset: 4px;
  border-radius: 50%;
  background: var(--blue);
}

.treat-recommend {
  margin: 18px 0 24px;
  padding: 14px 18px;
  border-left: 3px solid var(--purple);
  background: var(--purple-tint);
  border-radius: 4px;
  display: flex; align-items: center; gap: 12px;
  font-size: 13.5px;
  color: var(--ink-2);
}
.treat-recommend strong { color: var(--purple); font-weight: 500; }
html[data-lang="zh"] .treat-recommend {
  font-family: var(--zh-sans); letter-spacing: 0.03em; line-height: 1.7;
}

/* ── calendar (step 2) ──────────────────────────────────────────────── */

.cal-wrap {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 36px;
}
@media (max-width: 1100px) {
  .cal-wrap { grid-template-columns: 1fr; }
}

.cal {
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: 14px;
  padding: 24px;
}
.cal-hd {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 18px;
}
.cal-month {
  font-family: var(--sans);
  font-weight: 500;
  font-size: 16px;
  letter-spacing: -0.01em;
}
html[data-lang="zh"] .cal-month {
  font-family: var(--zh); font-weight: 400; letter-spacing: 0.04em;
  font-size: 16px;
}
.cal-nav {
  display: flex; gap: 4px;
}
.cal-nav button {
  width: 32px; height: 32px;
  border: 1px solid var(--rule);
  background: var(--paper);
  border-radius: 8px;
  color: var(--ink);
  cursor: pointer;
  display: grid; place-items: center;
  transition: background 0.15s, border-color 0.15s;
}
.cal-nav button:hover { border-color: var(--ink); }
.cal-nav button:disabled { opacity: 0.35; cursor: not-allowed; }
.cal-nav button svg { width: 14px; height: 14px; }

.cal-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 4px;
}
.cal-dow {
  font-family: var(--mono);
  font-size: 10.5px;
  color: var(--ink-3);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-align: center;
  padding: 4px 0 8px;
}
html[data-lang="zh"] .cal-dow {
  font-family: var(--zh-sans); letter-spacing: 0; text-transform: none;
}
.cal-cell {
  appearance: none; border: 0;
  aspect-ratio: 1;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: 2px;
  background: transparent;
  border-radius: 8px;
  font-family: var(--mono);
  font-size: 14px;
  letter-spacing: -0.02em;
  color: var(--ink);
  cursor: pointer;
  transition: all 0.12s;
  font-feature-settings: "tnum" 1;
}
.cal-cell:hover:not(:disabled) { background: var(--blue-soft); }
.cal-cell.empty { visibility: hidden; }
.cal-cell.past { color: var(--ink-3); cursor: not-allowed; }
.cal-cell.past:hover { background: transparent; }
.cal-cell:disabled {
  color: var(--ink-3);
  cursor: not-allowed;
  text-decoration: line-through;
  text-decoration-color: rgba(0,0,0,0.2);
}
.cal-cell:disabled:hover { background: transparent; }
.cal-cell.today { box-shadow: inset 0 0 0 1px var(--rule); }
.cal-cell.selected {
  background: var(--blue);
  color: #fff;
  box-shadow: none;
}
.cal-cell .dot {
  width: 4px; height: 4px;
  border-radius: 50%;
  background: var(--purple);
}
.cal-cell.selected .dot { background: rgba(255,255,255,0.7); }

.cal-legend {
  display: flex; gap: 16px;
  margin-top: 14px;
  font-family: var(--mono);
  font-size: 10.5px;
  color: var(--ink-3);
  letter-spacing: 0.06em;
}
.cal-legend .lg { display: flex; align-items: center; gap: 6px; }
.cal-legend .lg i {
  width: 8px; height: 8px; border-radius: 50%;
}
html[data-lang="zh"] .cal-legend {
  font-family: var(--zh-sans); letter-spacing: 0.1em;
}

/* time slots */
.slots {
  display: flex; flex-direction: column;
}
.slots-hd {
  margin-bottom: 14px;
}
.slots-hd .label {
  font-family: var(--mono); font-size: 11px;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--ink-3); margin-bottom: 6px;
}
html[data-lang="zh"] .slots-hd .label {
  font-family: var(--zh-sans); letter-spacing: 0.2em; text-transform: none;
}
.slots-hd .day {
  font-family: var(--sans);
  font-weight: 500;
  font-size: 18px;
  letter-spacing: -0.015em;
}
html[data-lang="zh"] .slots-hd .day {
  font-family: var(--zh); font-weight: 400; letter-spacing: 0.04em;
}

.slots-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}
.slot {
  appearance: none; border: 1px solid var(--rule);
  background: var(--paper);
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: -0.02em;
  padding: 12px 8px;
  border-radius: 8px;
  cursor: pointer;
  color: var(--ink);
  transition: all 0.12s;
}
.slot:hover:not(:disabled) { border-color: var(--ink); background: #fff; }
.slot:disabled {
  color: var(--ink-3);
  background: transparent;
  cursor: not-allowed;
  text-decoration: line-through;
  text-decoration-color: rgba(0,0,0,0.2);
}
.slot.selected {
  background: var(--blue); color: #fff; border-color: var(--blue);
}
.slot-group {
  margin-bottom: 18px;
}
.slot-group-lbl {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 8px;
}
html[data-lang="zh"] .slot-group-lbl {
  font-family: var(--zh-sans); letter-spacing: 0.2em; text-transform: none;
}

.no-day-selected {
  padding: 40px 24px;
  text-align: center;
  border: 1px dashed var(--rule);
  border-radius: 14px;
  color: var(--ink-3);
  font-size: 14px;
}
html[data-lang="zh"] .no-day-selected { font-family: var(--zh-sans); letter-spacing: 0.04em; }

/* ── form (step 3) ──────────────────────────────────────────────────── */

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.field { display: flex; flex-direction: column; gap: 6px; }
.field.full { grid-column: 1 / -1; }
.field label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-3);
}
.field label .opt { color: var(--ink-3); opacity: 0.7; text-transform: none; letter-spacing: 0; font-family: var(--sans); font-size: 11px; margin-left: 8px; }
html[data-lang="zh"] .field label { font-family: var(--zh-sans); letter-spacing: 0.2em; text-transform: none; }
html[data-lang="zh"] .field label .opt { font-family: var(--zh-sans); }

.field input, .field textarea, .field select {
  appearance: none;
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: 10px;
  padding: 14px 16px;
  font: inherit;
  font-size: 15px;
  color: var(--ink);
  outline: none;
  letter-spacing: -0.005em;
  font-family: inherit;
  transition: border-color 0.15s, background 0.15s;
}
html[data-lang="zh"] .field input,
html[data-lang="zh"] .field textarea,
html[data-lang="zh"] .field select { font-family: var(--zh-sans); letter-spacing: 0.02em; }
.field input:focus, .field textarea:focus, .field select:focus {
  border-color: var(--blue);
  background: #fff;
}
.field textarea { min-height: 110px; resize: vertical; line-height: 1.5; }

.field select { padding-right: 36px;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'><path fill='rgba(11,12,20,0.55)' d='M0 0h12L6 8z'/></svg>");
  background-repeat: no-repeat;
  background-position: right 14px center;
}

.checkfield {
  display: flex; align-items: flex-start; gap: 10px;
  padding: 14px 16px;
  border: 1px solid var(--rule);
  border-radius: 10px;
  background: var(--paper);
  cursor: pointer;
  font-size: 14px;
  line-height: 1.5;
  color: var(--ink-2);
  transition: border-color 0.15s, background 0.15s;
}
.checkfield:hover { border-color: var(--ink-3); }
.checkfield.checked { border-color: var(--blue); background: var(--blue-tint); }
.checkfield input { margin-top: 4px; accent-color: var(--blue); cursor: pointer; }
html[data-lang="zh"] .checkfield { font-family: var(--zh-sans); letter-spacing: 0.03em; }

.form-section {
  margin-top: 32px;
  padding-top: 32px;
  border-top: 1px solid var(--rule);
}
.form-section h3 {
  margin: 0 0 16px;
  font-family: var(--sans);
  font-weight: 500;
  font-size: 17px;
  letter-spacing: -0.01em;
}
html[data-lang="zh"] .form-section h3 { font-family: var(--zh); font-weight: 400; letter-spacing: 0.04em; }

.consent-list { display: flex; flex-direction: column; gap: 10px; }

/* ── action footer ──────────────────────────────────────────────────── */

.book-actions {
  margin-top: auto;
  padding-top: 36px;
  display: flex; justify-content: space-between; align-items: center;
  gap: 14px;
}
.book-actions .back {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 18px;
  border: 1px solid var(--rule);
  background: transparent;
  color: var(--ink);
  border-radius: 999px;
  font: inherit;
  font-size: 13px;
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s;
}
.book-actions .back:hover { border-color: var(--ink); }
.book-actions .back .arr { font-family: var(--mono); }
html[data-lang="zh"] .book-actions .back { font-family: var(--zh-sans); letter-spacing: 0.06em; }

.book-actions .next {
  display: inline-flex; align-items: center; gap: 12px;
  padding: 14px 24px;
  background: var(--ink);
  color: #fff;
  border: 0;
  border-radius: 999px;
  font: inherit;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.15s, transform 0.12s;
}
.book-actions .next:hover:not(:disabled) { background: var(--blue-deep); transform: translateY(-1px); }
.book-actions .next:disabled { opacity: 0.35; cursor: not-allowed; }
.book-actions .next .arr { font-family: var(--mono); transition: transform 0.15s; }
.book-actions .next:hover:not(:disabled) .arr { transform: translateX(3px); }
html[data-lang="zh"] .book-actions .next { font-family: var(--zh-sans); letter-spacing: 0.12em; }

/* ── appointment card (summary) ─────────────────────────────────────── */

.appt-card {
  display: flex; flex-direction: column;
  gap: 0;
  background: rgba(255,255,255,0.02);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 16px;
  padding: 28px 28px 22px;
  position: relative;
}
.appt-card::after {
  /* decorative ticket notches */
  content: "";
  position: absolute;
  left: -8px; right: -8px;
  top: 50%;
  height: 16px;
  background:
    radial-gradient(circle at 8px center, var(--bg) 0 7px, transparent 8px),
    radial-gradient(circle at calc(100% - 8px) center, var(--bg) 0 7px, transparent 8px);
  pointer-events: none;
  display: none;
}

.appt-eyebrow {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
  margin-bottom: 10px;
}
html[data-lang="zh"] .appt-eyebrow {
  font-family: var(--zh-sans); letter-spacing: 0.3em; text-transform: none;
}

.appt-brand {
  display: flex; align-items: center; gap: 16px;
  padding-bottom: 22px;
  border-bottom: 1px dashed rgba(255,255,255,0.18);
  margin-bottom: 22px;
}
.appt-brand-text { display: flex; flex-direction: column; gap: 2px; }
.appt-brand-wm {
  font-family: var(--sans); font-weight: 500;
  font-size: 17px; letter-spacing: 0.22em;
  text-transform: uppercase;
  color: #fff;
}
.appt-brand-sub {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.55);
}
html[data-lang="zh"] .appt-brand-sub {
  font-family: var(--zh-sans); letter-spacing: 0.22em; text-transform: none;
}

.appt-rows {
  display: flex; flex-direction: column;
}
.appt-row {
  padding: 14px 0;
  border-bottom: 1px dashed rgba(255,255,255,0.14);
  display: flex; flex-direction: column; gap: 6px;
  transition: opacity 0.2s;
}
.appt-row:last-child { border-bottom: 0; }
.appt-row.empty { opacity: 0.45; }
.appt-row .lab {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
}
html[data-lang="zh"] .appt-row .lab {
  font-family: var(--zh-sans); letter-spacing: 0.28em; text-transform: none;
}
.appt-row .val {
  font-family: var(--sans);
  font-size: 17px;
  letter-spacing: -0.015em;
  color: #fff;
}
.appt-row .val.serif {
  font-family: var(--serif); font-style: italic; font-weight: 400;
  font-size: 22px;
}
html[data-lang="zh"] .appt-row .val,
html[data-lang="zh"] .appt-row .val.serif {
  font-family: var(--zh); font-style: normal; font-weight: 400;
  letter-spacing: 0.04em;
  font-size: 18px;
}
.appt-row .sub {
  font-family: var(--mono);
  font-size: 11px;
  color: rgba(255,255,255,0.55);
  letter-spacing: -0.01em;
}
html[data-lang="zh"] .appt-row .sub {
  font-family: var(--zh-sans); letter-spacing: 0.04em;
}
.appt-row .val.muted { color: rgba(255,255,255,0.4); font-family: var(--mono); font-size: 14px; }

.appt-total {
  margin-top: 26px;
  padding-top: 22px;
  border-top: 1px solid rgba(255,255,255,0.18);
  display: flex; justify-content: space-between; align-items: baseline;
}
.appt-total .lab {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.6);
}
html[data-lang="zh"] .appt-total .lab {
  font-family: var(--zh-sans); letter-spacing: 0.28em; text-transform: none;
}
.appt-total .v {
  font-family: var(--mono);
  font-size: 36px;
  letter-spacing: -0.04em;
  color: #fff;
}

.appt-fineprint {
  margin-top: 22px;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.04em;
  line-height: 1.7;
  color: rgba(255,255,255,0.45);
}
html[data-lang="zh"] .appt-fineprint {
  font-family: var(--zh-sans); letter-spacing: 0.04em;
}

/* studio info under appt card */
.appt-studio {
  margin-top: 30px;
  padding-top: 24px;
  border-top: 1px dashed rgba(255,255,255,0.2);
  display: flex; flex-direction: column; gap: 14px;
}
.appt-studio .blk .lab {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
  margin-bottom: 4px;
}
html[data-lang="zh"] .appt-studio .blk .lab {
  font-family: var(--zh-sans); letter-spacing: 0.3em; text-transform: none;
}
.appt-studio .blk .v {
  font-size: 13px;
  color: rgba(255,255,255,0.85);
  font-family: var(--serif); font-style: italic;
}
html[data-lang="zh"] .appt-studio .blk .v {
  font-family: var(--zh); font-style: normal; letter-spacing: 0.04em;
}

/* ── confirmation (step 4) ──────────────────────────────────────────── */

.confirm-wrap {
  display: flex; flex-direction: column; align-items: flex-start;
  gap: 24px;
  max-width: 640px;
}
.confirm-mark {
  width: 72px; height: 72px;
  border-radius: 50%;
  background: var(--blue);
  display: grid; place-items: center;
  color: #fff;
  position: relative;
}
.confirm-mark svg { width: 32px; height: 32px; }
.confirm-mark::before {
  content: "";
  position: absolute; inset: -10px;
  border-radius: 50%;
  border: 1px dashed rgba(36, 59, 122, 0.3);
  animation: confSpin 16s linear infinite;
}
@keyframes confSpin { to { transform: rotate(360deg); } }

.confirm-title {
  font-family: var(--sans);
  font-weight: 500;
  font-size: clamp(36px, 4vw, 54px);
  line-height: 1.02;
  letter-spacing: -0.035em;
  margin: 0;
  text-wrap: balance;
  max-width: 16ch;
}
.confirm-title .em {
  font-family: var(--serif); font-style: italic; font-weight: 400; color: var(--blue);
}
html[data-lang="zh"] .confirm-title {
  font-family: var(--zh); font-weight: 400; letter-spacing: 0.04em;
  font-size: clamp(30px, 3.6vw, 44px); line-height: 1.2;
}
html[data-lang="zh"] .confirm-title .em { font-family: var(--zh); font-style: normal; }

.confirm-meta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  padding: 24px;
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: 14px;
  width: 100%;
}
.confirm-meta .blk .lab {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 6px;
}
html[data-lang="zh"] .confirm-meta .blk .lab {
  font-family: var(--zh-sans); letter-spacing: 0.28em; text-transform: none;
}
.confirm-meta .blk .v {
  font-family: var(--mono);
  font-size: 16px;
  letter-spacing: -0.02em;
  color: var(--ink);
}
.confirm-meta .blk .v.lg {
  font-family: var(--sans);
  font-weight: 500;
  font-size: 22px;
  letter-spacing: -0.02em;
}
html[data-lang="zh"] .confirm-meta .blk .v.lg {
  font-family: var(--zh); font-weight: 400; letter-spacing: 0.04em;
}

.confirm-actions {
  display: flex; flex-wrap: wrap; gap: 10px;
}
.confirm-actions a, .confirm-actions button {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 18px;
  background: transparent;
  border: 1px solid var(--rule);
  color: var(--ink);
  border-radius: 999px;
  font: inherit;
  font-size: 13px;
  cursor: pointer;
  text-decoration: none;
  transition: border-color 0.15s, background 0.15s;
}
.confirm-actions a:hover, .confirm-actions button:hover {
  border-color: var(--ink); background: var(--paper);
}
.confirm-actions svg { width: 14px; height: 14px; }
html[data-lang="zh"] .confirm-actions a,
html[data-lang="zh"] .confirm-actions button { font-family: var(--zh-sans); letter-spacing: 0.06em; }

.confirm-note {
  padding: 18px 22px;
  border-radius: 12px;
  background: var(--purple-tint);
  border-left: 3px solid var(--purple);
  font-size: 13.5px;
  color: var(--ink-2);
  line-height: 1.55;
  max-width: 60ch;
}
html[data-lang="zh"] .confirm-note { font-family: var(--zh-sans); letter-spacing: 0.03em; line-height: 1.85; }

/* a "ticket stamp" overlay on the appt card when confirmed */
.appt-stamp {
  position: absolute;
  top: 28px; right: 22px;
  width: 96px; height: 96px;
  border: 1.5px solid rgba(255,255,255,0.55);
  border-radius: 50%;
  display: grid; place-items: center;
  transform: rotate(-12deg);
  pointer-events: none;
  z-index: 1;
}
.appt-stamp .ring {
  position: absolute; inset: 6px;
  border: 1px dashed rgba(255,255,255,0.4);
  border-radius: 50%;
}
.appt-stamp .text {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: rgba(255,255,255,0.7);
  text-align: center;
  line-height: 1.15;
}
html[data-lang="zh"] .appt-stamp .text {
  font-family: var(--zh-sans); letter-spacing: 0.2em; font-size: 11px;
}

/* ── lang toggle in nav (booking) ───────────────────────────────────── */
.book-lang {
  display: inline-flex;
  border: 1px solid var(--rule);
  border-radius: 999px;
  padding: 3px;
  background: var(--paper);
  font-size: 12px;
}
.book-lang button {
  appearance: none; border: 0; background: transparent;
  padding: 5px 12px;
  border-radius: 999px;
  font: inherit;
  color: var(--ink-3);
  cursor: pointer;
  font-family: var(--sans);
  letter-spacing: 0.04em;
}
.book-lang button.zh { font-family: var(--zh-sans); letter-spacing: 0.08em; }
.book-lang button[aria-pressed="true"] { background: var(--ink); color: #fff; }

/* ── responsive ─────────────────────────────────────────────────────── */

@media (max-width: 1100px) {
  .book-main { grid-template-columns: 1fr; }
  .book-summary { padding: 36px 36px 40px; }
  .book-content { padding: 36px 36px 40px; }
}

@media (max-width: 700px) {
  .book-nav-inner { padding: 0 22px; grid-template-columns: auto 1fr; }
  .book-brand { display: none; }
  .book-progress-inner { padding: 0 22px; gap: 8px; }
  .book-step .lbl { display: none; }
  .book-content, .book-summary { padding: 28px 22px 36px; }
  .form-grid { grid-template-columns: 1fr; }
  .cal-wrap { gap: 24px; }
  .treat-card { gap: 12px; grid-template-columns: auto minmax(0, 1fr) auto; }
  .treat-card .price { display: none; }
  .treat-card .duration { display: none; }
  .confirm-meta { grid-template-columns: 1fr; }
}