/*
  Granddaughter of the Earth — booking widget styles.
  Mobile-first, usable at 375px. All colors/fonts are CSS custom properties
  with fallbacks so the site theme can override them from a parent :root.
  Everything is class-prefixed with .bk- to avoid collisions.
*/

.bk-widget {
  --bk-ink: var(--c-ink, #2a2620);
  --bk-bg: var(--c-bg, #faf7f1);
  --bk-accent: var(--c-accent, #6b7f5e);
  --bk-gold: var(--c-gold, #c9a36a);
  --bk-font: var(--font-body, Georgia, serif);

  /* Derived tokens (kept local so the theme only needs the 5 base vars). */
  --bk-surface: color-mix(in srgb, var(--bk-bg) 88%, #fff);
  --bk-muted: color-mix(in srgb, var(--bk-ink) 60%, var(--bk-bg));
  --bk-line: color-mix(in srgb, var(--bk-ink) 12%, var(--bk-bg));
  --bk-accent-soft: color-mix(in srgb, var(--bk-accent) 16%, var(--bk-bg));
  --bk-danger: #a5462f;
  --bk-radius: 14px;
  --bk-radius-sm: 10px;
  --bk-gap: 1.25rem;

  box-sizing: border-box;
  color: var(--bk-ink);
  font-family: var(--bk-font);
  font-size: 1rem;
  line-height: 1.55;
}

.bk-widget *,
.bk-widget *::before,
.bk-widget *::after {
  box-sizing: border-box;
}

.bk-card {
  background: var(--bk-bg);
  border-radius: var(--bk-radius);
  padding: clamp(1.25rem, 4vw, 2.25rem);
  max-width: 34rem;
  margin-inline: auto;
  box-shadow: 0 1px 2px rgba(42, 38, 32, 0.05), 0 10px 30px rgba(42, 38, 32, 0.06);
}

.bk-heading {
  margin: 0 0 0.35rem;
  font-size: clamp(1.5rem, 5vw, 1.9rem);
  font-weight: 600;
  letter-spacing: 0.01em;
}

.bk-intro {
  margin: 0 0 1.5rem;
  color: var(--bk-muted);
}

.bk-form {
  display: flex;
  flex-direction: column;
  gap: var(--bk-gap);
}

.bk-field {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.bk-label {
  font-weight: 600;
  font-size: 0.98rem;
}

.bk-optional {
  font-weight: 400;
  color: var(--bk-muted);
}

.bk-hint {
  margin: 0.25rem 0 0;
  font-size: 0.85rem;
  color: var(--bk-muted);
}

/* ---- Inputs, selects, textarea ---- */
.bk-input,
.bk-select,
.bk-textarea,
.bk-native-input {
  width: 100%;
  font: inherit;
  color: var(--bk-ink);
  background: var(--bk-surface);
  border: 1px solid var(--bk-line);
  border-radius: var(--bk-radius-sm);
  padding: 0.7rem 0.85rem;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
  -webkit-appearance: none;
  appearance: none;
}

.bk-select {
  /* Room for a soft custom chevron. */
  background-image:
    linear-gradient(45deg, transparent 50%, var(--bk-muted) 50%),
    linear-gradient(135deg, var(--bk-muted) 50%, transparent 50%);
  background-position:
    calc(100% - 1.05rem) 1.15rem,
    calc(100% - 0.75rem) 1.15rem;
  background-size: 0.35rem 0.35rem, 0.35rem 0.35rem;
  background-repeat: no-repeat;
  padding-right: 2.4rem;
}

.bk-textarea {
  resize: vertical;
  min-height: 5.5rem;
}

.bk-input:hover,
.bk-select:hover,
.bk-textarea:hover,
.bk-native-input:hover {
  border-color: color-mix(in srgb, var(--bk-accent) 45%, var(--bk-line));
}

/* Visible focus on every interactive element. */
.bk-input:focus-visible,
.bk-select:focus-visible,
.bk-textarea:focus-visible,
.bk-native-input:focus-visible,
.bk-cal-btn:focus-visible,
.bk-day:focus-visible,
.bk-slot:focus-visible,
.bk-submit:focus-visible {
  outline: 3px solid var(--bk-accent);
  outline-offset: 2px;
}

.bk-input:focus,
.bk-select:focus,
.bk-textarea:focus,
.bk-native-input:focus {
  border-color: var(--bk-accent);
  box-shadow: 0 0 0 3px var(--bk-accent-soft);
  outline: none;
}

/* Invalid state driven by aria-invalid. */
.bk-input[aria-invalid="true"],
.bk-select[aria-invalid="true"],
.bk-native-input[aria-invalid="true"],
.bk-cal[aria-invalid="true"],
.bk-slots[aria-invalid="true"] {
  border-color: var(--bk-danger);
}

.bk-cal[aria-invalid="true"],
.bk-slots[aria-invalid="true"] {
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--bk-danger) 18%, transparent);
  border-radius: var(--bk-radius-sm);
}

.bk-error {
  margin: 0;
  color: var(--bk-danger);
  font-size: 0.85rem;
  font-weight: 600;
}

/* ---- Calendar ---- */
.bk-cal {
  border: 1px solid var(--bk-line);
  border-radius: var(--bk-radius);
  padding: 0.75rem;
  background: var(--bk-surface);
}

.bk-cal-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.6rem;
}

.bk-cal-title {
  font-weight: 600;
  font-size: 1.02rem;
  text-align: center;
  flex: 1;
}

.bk-cal-btn {
  font: inherit;
  font-size: 1.4rem;
  line-height: 1;
  color: var(--bk-ink);
  background: var(--bk-bg);
  border: 1px solid var(--bk-line);
  border-radius: 999px;
  width: 2.5rem;
  height: 2.5rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease;
}

.bk-cal-btn:hover:not(:disabled) {
  background: var(--bk-accent-soft);
  border-color: var(--bk-accent);
}

.bk-cal-btn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.bk-cal-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 0.2rem;
}

.bk-cal-dow {
  text-align: center;
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--bk-muted);
  padding: 0.3rem 0;
}

.bk-day {
  font: inherit;
  font-size: 0.95rem;
  color: var(--bk-ink);
  background: transparent;
  border: 1px solid transparent;
  border-radius: 999px;
  aspect-ratio: 1 / 1;
  min-height: 2.4rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background 0.12s ease, color 0.12s ease, border-color 0.12s ease;
}

.bk-day:hover:not(:disabled) {
  background: var(--bk-accent-soft);
}

.bk-day:disabled,
.bk-day.bk-day--empty {
  color: color-mix(in srgb, var(--bk-muted) 55%, var(--bk-bg));
  cursor: not-allowed;
  background: transparent;
}

.bk-day.bk-day--empty {
  visibility: hidden;
}

.bk-day[aria-selected="true"] {
  background: var(--bk-accent);
  color: #fff;
  border-color: var(--bk-accent);
  font-weight: 600;
}

.bk-readout {
  margin: 0.65rem 0 0;
  font-weight: 600;
  color: var(--bk-accent);
  min-height: 1.2em;
}

/* ---- Time slots ---- */
.bk-slots-empty {
  color: var(--bk-muted);
  font-size: 0.9rem;
  font-style: italic;
}

.bk-slots {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(6.5rem, 1fr));
  gap: 0.5rem;
}

.bk-slot {
  font: inherit;
  font-size: 0.95rem;
  color: var(--bk-ink);
  background: var(--bk-surface);
  border: 1px solid var(--bk-line);
  border-radius: 999px;
  padding: 0.6rem 0.4rem;
  cursor: pointer;
  transition: background 0.12s ease, border-color 0.12s ease, color 0.12s ease;
}

.bk-slot:hover {
  background: var(--bk-accent-soft);
  border-color: var(--bk-accent);
}

.bk-slot[aria-pressed="true"] {
  background: var(--bk-accent);
  color: #fff;
  border-color: var(--bk-accent);
  font-weight: 600;
}

/* ---- Notice + submit ---- */
.bk-notice {
  margin: 0;
  padding: 0.85rem 1rem;
  background: color-mix(in srgb, var(--bk-gold) 18%, var(--bk-bg));
  border: 1px solid color-mix(in srgb, var(--bk-gold) 45%, var(--bk-bg));
  border-radius: var(--bk-radius-sm);
  color: color-mix(in srgb, var(--bk-ink) 88%, var(--bk-gold));
  font-size: 0.92rem;
}

.bk-submit {
  font: inherit;
  font-size: 1.05rem;
  font-weight: 600;
  color: #fff;
  background: var(--bk-accent);
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 0.85rem 1.5rem;
  cursor: pointer;
  transition: background 0.15s ease, transform 0.05s ease;
}

.bk-submit:hover:not(:disabled) {
  background: color-mix(in srgb, var(--bk-accent) 85%, #000);
}

.bk-submit:active:not(:disabled) {
  transform: translateY(1px);
}

.bk-submit:disabled {
  opacity: 0.6;
  cursor: progress;
}

/* ---- Success panel ---- */
.bk-confirm {
  text-align: center;
  padding: 2rem 1.25rem;
}

.bk-confirm-mark {
  font-size: 2.5rem;
  color: var(--bk-gold);
  margin-bottom: 0.5rem;
}

.bk-confirm-text {
  margin: 0;
  font-size: 1.15rem;
  line-height: 1.5;
}

.bk-confirm:focus-visible {
  outline: 3px solid var(--bk-accent);
  outline-offset: 4px;
  border-radius: var(--bk-radius);
}

/* ---- Honeypot + a11y helpers ---- */
.bk-hp {
  position: absolute !important;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.bk-visually-hidden {
  position: absolute !important;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Respect reduced-motion preferences. */
@media (prefers-reduced-motion: reduce) {
  .bk-widget * {
    transition: none !important;
  }
}

/* Contrast override: muted text must hit >=4.5:1 on linen (site tokens) */
.bk-intro, .bk-cal-dow, .bk-hint, .bk-optional, .bk-slots-empty {
  color: var(--c-stone-text, #6e6a5f);
}