/* ─── Availability Calendar v2 ──────────────────────────────── */

:root {
  --avcal-booked   : #e74c3c;
  --avcal-free     : #2ecc71;
  --avcal-today    : #3498db;
  --avcal-selected : #f39c12;
  --avcal-inrange  : #fde8c0;
  --avcal-bg       : #ffffff;
  --avcal-border   : #e0e0e0;
  --avcal-text     : #333333;
  --avcal-muted    : #999999;
  --avcal-radius   : 6px;
}

/* ── Wrap ───────────────────────────────────────────────────── */
.avcal-wrap {
  font-family: inherit;
  color: var(--avcal-text);
  max-width: 100%;
}
.avcal-title { margin-bottom: .75rem; }

/* ── Legend ─────────────────────────────────────────────────── */
.avcal-legend {
  display: flex;
  gap: 1.25rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}
.avcal-legend-item {
  display: flex;
  align-items: center;
  gap: .4rem;
  font-size: .85rem;
}
.avcal-legend-item span {
  display: inline-block;
  width: 14px;
  height: 14px;
  border-radius: 3px;
}
.avcal-legend-item.avcal-available   span { background: var(--avcal-free); }
.avcal-legend-item.avcal-booked      span { background: var(--avcal-booked); }
.avcal-legend-item.avcal-selected    span { background: var(--avcal-selected); }
.avcal-legend-item.avcal-changeover  span {
    background: linear-gradient(
        135deg,
        var(--avcal-booked) 50%,
        var(--avcal-free)   50%
    );
}

/* ── Navigation ─────────────────────────────────────────────── */
.avcal-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: .75rem;
}
.avcal-nav-btn {
  background: #f0f0f0;
  border: 1px solid var(--avcal-border);
  border-radius: var(--avcal-radius);
  padding: .4rem .9rem;
  font-size: .9rem;
  font-weight: 600;
  color: #333;
  cursor: pointer;
  transition: background .15s;
}
.avcal-nav-btn:hover:not(:disabled) { background: #e0e0e0; }
.avcal-nav-btn:disabled {
  opacity: .35;
  cursor: default;
}

/* ── Calendar grid ──────────────────────────────────────────── */
.avcal-calendar {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.avcal-month {
  flex: 1 1 280px;
  min-width: 280px;
  max-width: 360px;
  background: var(--avcal-bg);
  border: 1px solid var(--avcal-border);
  border-radius: var(--avcal-radius);
  overflow: hidden;
  box-shadow: 0 1px 4px rgba(0,0,0,.07);
}

.avcal-month-header {
  background: #f5f5f5;
  padding: .6rem 1rem;
  font-weight: 600;
  font-size: 1rem;
  border-bottom: 1px solid var(--avcal-border);
  text-align: center;
}

.avcal-day-names {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  background: #fafafa;
  border-bottom: 1px solid var(--avcal-border);
}
.avcal-day-name {
  text-align: center;
  font-size: .72rem;
  font-weight: 600;
  color: var(--avcal-muted);
  padding: .35rem 0;
  text-transform: uppercase;
}

.avcal-days {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  padding: .4rem;
  gap: 2px;
}

/* ── Day cell ───────────────────────────────────────────────── */
.avcal-day {
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .82rem;
  border-radius: 4px;
  cursor: default;
  position: relative;
  user-select: none;
  transition: filter .1s;
}
.avcal-day.empty  { background: transparent; }
.avcal-day.past   { color: #ccc; background: transparent; }

.avcal-day.free   {
  background: var(--avcal-free);
  color: #fff;
  cursor: pointer;
}
.avcal-day.free:hover { filter: brightness(.9); }

.avcal-day.booked {
  background: var(--avcal-booked);
  color: #fff;
  cursor: not-allowed;
}

/* Changeover days — diagonal split */
.avcal-day.changeover {
  color: #fff;
  cursor: pointer;
  text-shadow: 0 0 3px rgba(0,0,0,.4);
}
.avcal-day.changeover:hover { filter: brightness(.92); }

/* Checkout day: booking just ended — red top-left / green bottom-right */
.avcal-day.changeover.checkout {
  background: linear-gradient(
    135deg,
    var(--avcal-booked) 50%,
    var(--avcal-free)   50%
  );
}

/* Checkin day: booking about to start — green top-left / red bottom-right */
.avcal-day.changeover.checkin {
  background: linear-gradient(
    135deg,
    var(--avcal-free)   50%,
    var(--avcal-booked) 50%
  );
}

/* Selection states */
.avcal-day.start-date,
.avcal-day.end-date {
  background: var(--avcal-selected) !important;
  color: #fff !important;
  cursor: pointer;
  font-weight: 700;
}
.avcal-day.in-range {
  background: var(--avcal-inrange) !important;
  color: #333 !important;
  border-radius: 0;
  cursor: pointer;
}
.avcal-day.start-date { border-radius: 4px 0 0 4px; }
.avcal-day.end-date   { border-radius: 0 4px 4px 0; }
.avcal-day.start-date.end-date { border-radius: 4px; }

/* Hover preview while picking end date */
.avcal-day.hover-range {
  background: var(--avcal-inrange) !important;
  color: #333 !important;
}
.avcal-day.hover-end {
  background: var(--avcal-selected) !important;
  color: #fff !important;
  opacity: .7;
}

/* Today ring */
.avcal-day.today {
  outline: 2px solid var(--avcal-today);
  outline-offset: -2px;
  font-weight: 700;
}

/* Tooltip */
.avcal-day[data-tip]:hover::after {
  content: attr(data-tip);
  position: absolute;
  bottom: calc(100% + 6px);
  left: 50%;
  transform: translateX(-50%);
  background: rgba(0,0,0,.75);
  color: #fff;
  padding: .25rem .5rem;
  border-radius: 4px;
  font-size: .72rem;
  white-space: nowrap;
  pointer-events: none;
  z-index: 100;
}

/* ── Instruction line ───────────────────────────────────────── */
.avcal-instruction {
  margin-top: .75rem;
  font-size: .88rem;
  color: var(--avcal-muted);
  min-height: 1.4em;
}

/* ── Booking panel ──────────────────────────────────────────── */
.avcal-booking-panel {
  display: none;
  margin-top: 1.5rem;
}
.avcal-booking-panel.visible { display: block; }

.avcal-panel-inner {
  background: #f9f9f9;
  border: 1px solid var(--avcal-border);
  border-radius: var(--avcal-radius);
  padding: 1.25rem 1.5rem;
}

/* Dates row */
.avcal-dates-display {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
}
.avcal-date-block {
  display: flex;
  flex-direction: column;
  gap: .2rem;
}
.avcal-date-label {
  font-size: .75rem;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--avcal-muted);
  letter-spacing: .04em;
}
.avcal-date-value {
  font-size: 1.05rem;
  font-weight: 600;
}
.avcal-date-arrow {
  font-size: 1.3rem;
  color: var(--avcal-muted);
  margin-top: .5rem;
}
.avcal-nights-block {
  margin-left: auto;
}
.avcal-nights-block .avcal-date-value {
  font-size: 1.3rem;
  color: var(--avcal-selected);
}

/* Guests */
.avcal-guests {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}
.avcal-guest-row {
  display: flex;
  flex-direction: column;
  gap: .3rem;
}
.avcal-guest-row label {
  font-size: .8rem;
  font-weight: 600;
  color: var(--avcal-muted);
  text-transform: uppercase;
  letter-spacing: .04em;
}
.avcal-stepper {
  display: flex;
  align-items: center;
  gap: .5rem;
}
.avcal-step-btn {
  width: 30px;
  height: 30px;
  border: 1px solid var(--avcal-border);
  background: #fff;
  border-radius: 4px;
  font-size: 1.1rem;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background .15s;
}
.avcal-step-btn:hover  { background: #eee; }
.avcal-step-btn:disabled { opacity: .4; cursor: default; }
.avcal-step-val {
  min-width: 24px;
  text-align: center;
  font-weight: 600;
  font-size: 1rem;
}

.avcal-guest-error {
  color: var(--avcal-booked);
  font-size: .85rem;
  margin: 0 0 .75rem;
  min-height: 1.2em;
}

/* Actions */
.avcal-panel-actions {
  display: flex;
  gap: .75rem;
  flex-wrap: wrap;
}
.avcal-btn {
  display: inline-block;
  padding: .6rem 1.4rem;
  border-radius: var(--avcal-radius);
  font-size: .95rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: filter .15s;
}
.avcal-btn:hover { filter: brightness(.9); text-decoration: none; }
.avcal-btn-primary {
  background: var(--avcal-selected);
  color: #fff;
}
.avcal-btn-secondary {
  background: #e0e0e0;
  color: #333;
}

/* ── Responsive ─────────────────────────────────────────────── */
@media (max-width: 480px) {
  .avcal-month  { min-width: 100%; }
  .avcal-guests { gap: 1rem; }
  .avcal-dates-display { gap: .6rem; }
  .avcal-nights-block { margin-left: 0; }
}