/* ── Variables ────────────────────────────────────────────── */
:root {
  --color-primary:   #000000;
  --color-secondary: #FFFFFF;
  --color-accent:    #C8955A;
  --font-main:       'League Spartan', sans-serif;

  /* shorthand helpers */
  --accent-dim:    rgba(200, 149, 90, 0.10);
  --accent-hover:  rgba(200, 149, 90, 0.25);
  --accent-border: rgba(200, 149, 90, 0.25);
  --border-subtle: rgba(255, 255, 255, 0.12);
  --text-muted:    rgba(255, 255, 255, 0.35);
}

/* ── Reset + universal font ───────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: var(--font-main);
}

html {
  background-color: #000000;
}

body {
  background-color: transparent; /* transparent so iframe inherits parent background */
  color: var(--color-secondary);
  min-height: 100vh;
}

input, button, select, textarea {
  font-family: var(--font-main);
}

.hidden { display: none !important; }

/* ── Page wrapper ─────────────────────────────────────────── */
.cal-page {
  max-width: 860px;
  margin: 0 auto;
  padding: 24px 20px 48px;
}

/* ── Header ───────────────────────────────────────────────── */
.cal-header {
  text-align: center;
  margin-bottom: 28px;
}

.cal-title {
  font-size: 24px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-secondary);
}

.cal-subtitle {
  font-size: 13px;
  color: var(--color-accent);
  margin-top: 6px;
  opacity: 0.85;
}

/* ── Week navigation ──────────────────────────────────────── */
.week-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  margin-bottom: 28px;
}

.week-nav__btn {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: transparent;
  color: var(--color-secondary);
  border: 1px solid var(--border-subtle);
  padding: 7px 14px;
  border-radius: 4px;
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s;
}
.week-nav__btn:hover { border-color: var(--color-accent); color: var(--color-accent); }
.week-nav__btn.hidden { display: none; }

.week-nav__label {
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--color-secondary);
  min-width: 200px;
  text-align: center;
}

/* ── Loading dots ─────────────────────────────────────────── */
.cal-loading {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  padding: 40px 0;
}

.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-accent);
  animation: dot-pulse 1.3s ease-in-out infinite;
}
.dot:nth-child(2) { animation-delay: 0.2s; }
.dot:nth-child(3) { animation-delay: 0.4s; }

@keyframes dot-pulse {
  0%, 100% { opacity: 0.2; transform: scale(0.75); }
  50%       { opacity: 1;   transform: scale(1); }
}

/* ── Desktop 7-column grid ────────────────────────────────── */
.cal-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 12px;
}

.cal-col__header {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-bottom: 12px;
  margin-bottom: 10px;
  border-bottom: 1px solid var(--border-subtle);
}

.cal-col__day {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  color: var(--color-accent);
}

.cal-col__date {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--color-accent);
  margin-top: 2px;
}

.cal-col__slots {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 6px;
  min-height: 40px;
}

.cal-col__no-slots {
  font-size: 12px;
  color: var(--text-muted);
  text-align: center;
  padding: 8px 0;
  display: block;
}

/* ── Slot button ──────────────────────────────────────────── */
.slot-btn {
  font-size: 12px;
  font-weight: 400;
  background: var(--accent-dim);
  color: var(--color-secondary);
  border: 1px solid var(--accent-border);
  border-radius: 4px;
  padding: 8px 4px;
  cursor: pointer;
  text-align: center;
  transition: background 0.18s, border-color 0.18s;
  white-space: nowrap;
}
.slot-btn:hover {
  background: var(--accent-hover);
  border-color: rgba(200, 149, 90, 0.55);
}

/* ── Mobile vertical accordion ────────────────────────────── */
.cal-mobile { display: none; }

.day-accordion {
  border-bottom: 1px solid var(--border-subtle);
}

.day-accordion__header {
  width: 100%;
  background: none;
  border: none;
  color: var(--color-secondary);
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 14px 0;
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-align: left;
}

.day-accordion__day  { color: var(--color-accent); }
.day-accordion__date { color: var(--color-secondary); }

.day-accordion__count {
  font-size: 11px;
  font-weight: 400;
  color: var(--text-muted);
  text-transform: none;
  letter-spacing: 0;
  margin-left: auto;
}

.day-accordion__arrow {
  font-size: 10px;
  color: var(--color-accent);
  transition: transform 0.2s;
}
.day-accordion.is-open .day-accordion__arrow { transform: rotate(180deg); }

.day-accordion__body {
  display: none;
  padding-bottom: 12px;
}
.day-accordion.is-open .day-accordion__body { display: block; }

.day-accordion__body .slot-btn {
  display: inline-block;
  margin: 4px 6px 0 0;
  padding: 8px 14px;
  font-size: 13px;
}

.day-accordion__body .cal-col__no-slots { text-align: left; }

/* ── Empty / error states ─────────────────────────────────── */
.cal-state-msg {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.40);
  text-align: center;
  padding: 40px 20px;
}
.cal-state-msg--error { color: rgba(231, 76, 60, 0.80); }

/* ── Success message ──────────────────────────────────────── */
.success-msg {
  font-size: 15px;
  font-weight: 500;
  color: var(--color-accent);
  text-align: center;
  padding: 28px 0;
  animation: fade-in 0.4s ease forwards;
}

@keyframes fade-in {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Modal overlay ────────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.78);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 999;
  padding: 20px;
  animation: fade-in 0.2s ease;
}

.modal {
  background: #0a0a0a;
  border: 1px solid rgba(200, 149, 90, 0.30);
  border-radius: 6px;
  padding: 32px;
  width: 100%;
  max-width: 440px;
  max-height: 90vh;
  overflow-y: auto;
}

.modal__heading {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-secondary);
  margin-bottom: 8px;
}

.modal__time {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-accent);
  margin-bottom: 22px;
  line-height: 1.5;
}

/* ── Form fields ──────────────────────────────────────────── */
.field-label {
  display: block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.50);
  margin-top: 16px;
  margin-bottom: 6px;
}

.field-input {
  display: block;
  width: 100%;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 4px;
  color: var(--color-secondary);
  font-size: 14px;
  font-weight: 400;
  padding: 10px 12px;
  outline: none;
  transition: border-color 0.18s;
}
.field-input::placeholder { color: rgba(255, 255, 255, 0.25); }
.field-input:focus { border-color: var(--color-accent); }

/* ── Timezone checkbox ────────────────────────────────────── */
.tz-check {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-top: 18px;
  cursor: pointer;
}
.tz-check input[type="checkbox"] {
  accent-color: var(--color-accent);
  width: 15px;
  height: 15px;
  margin-top: 2px;
  flex-shrink: 0;
  cursor: pointer;
}
.tz-check span {
  font-size: 13px;
  font-weight: 400;
  color: rgba(255, 255, 255, 0.65);
  line-height: 1.45;
}

/* ── Modal error ──────────────────────────────────────────── */
.modal__error {
  font-size: 13px;
  color: #e74c3c;
  margin-top: 12px;
}

/* ── Buttons ──────────────────────────────────────────────── */
.btn {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  border: none;
  border-radius: 4px;
  padding: 12px 24px;
  cursor: pointer;
  transition: opacity 0.2s;
}
.btn:disabled { opacity: 0.30; cursor: not-allowed; }

.btn--gold { background: var(--color-accent); color: var(--color-secondary); }
.btn--gold:not(:disabled):hover { opacity: 0.85; }

.btn--full { display: block; width: 100%; margin-top: 20px; }

/* ── Modal cancel link ────────────────────────────────────── */
.modal__cancel-row {
  text-align: center;
  margin-top: 16px;
}
.modal__cancel-link {
  font-size: 13px;
  font-weight: 400;
  color: rgba(255, 255, 255, 0.50);
  text-decoration: none;
  transition: color 0.2s;
}
.modal__cancel-link:hover { color: var(--color-secondary); }

/* ── Selected slot ───────────────────────────────────────── */
.slot-btn--selected {
  background: var(--color-accent);
  color: #000000;
  border-color: var(--color-accent);
  font-weight: 600;
}

.slot-btn--selected:hover {
  background: var(--color-accent);
  border-color: var(--color-accent);
  opacity: 0.9;
}

/* ── Responsive: mobile ───────────────────────────────────── */
@media (max-width: 640px) {
  .cal-grid   { display: none; }
  .cal-mobile { display: block; }

  .cal-page { padding: 20px 16px 48px; }
  .cal-title { font-size: 20px; }

  .week-nav { gap: 12px; }
  .week-nav__label { font-size: 13px; min-width: 0; }
  .week-nav__btn { font-size: 11px; padding: 6px 10px; }

  .modal-overlay {
    align-items: flex-end;
    padding: 0;
  }
  .modal {
    max-width: 100%;
    border-radius: 6px 6px 0 0;
    max-height: 90vh;
    padding: 24px 20px;
  }
}