/* ============ Calendario de reservas — estilo premium inmobiliario ============ */

:root {
  --ink: #1c2430;
  --ink-soft: #5b6676;
  --paper: #f7f5f1;
  --card: #ffffff;
  --line: #e6e2da;
  --accent: #0e6d5f;          /* verde elegante */
  --accent-ink: #ffffff;
  --accent-soft: #e3f0ed;
  --busy: #c9c3b8;
  --radius: 14px;
  --font-display: "Fraunces", Georgia, serif;
  --font-body: "Inter", system-ui, sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: var(--font-body);
  background: var(--paper);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  padding: clamp(16px, 4vw, 48px);
}

.booking { max-width: 1060px; margin: 0 auto; }

/* ---------- Cabecera ---------- */
.booking__head { margin-bottom: 32px; }
.booking__back {
  display: inline-block; margin-bottom: 18px; color: var(--ink-soft);
  text-decoration: none; font-size: 13.5px; font-weight: 500;
}
.booking__back:hover { color: var(--accent); }
.booking__eyebrow {
  font-size: 12px; font-weight: 600; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--accent); margin-bottom: 10px;
}
.booking__title {
  font-family: var(--font-display); font-weight: 600;
  font-size: clamp(28px, 4.5vw, 44px); line-height: 1.1; letter-spacing: -0.01em;
}
.booking__sub { margin-top: 10px; color: var(--ink-soft); max-width: 52ch; }
.booking__demo {
  display: inline-block; margin-top: 14px; padding: 6px 12px;
  background: #fdf3d7; color: #8a6d1a; border: 1px solid #f0dfa8;
  border-radius: 999px; font-size: 12px; font-weight: 600; letter-spacing: 0.04em;
}

/* ---------- Layout ---------- */
.booking__layout {
  display: grid; grid-template-columns: 1fr 320px; gap: 24px; align-items: start;
}
@media (max-width: 880px) { .booking__layout { grid-template-columns: 1fr; } }

/* ---------- Calendario ---------- */
.cal {
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 24px; position: relative;
  box-shadow: 0 1px 2px rgba(28,36,48,.04), 0 12px 32px -16px rgba(28,36,48,.12);
}
.cal__nav { position: absolute; top: 24px; right: 24px; display: flex; gap: 8px; z-index: 2; }
.cal__btn {
  width: 36px; height: 36px; border-radius: 10px; border: 1px solid var(--line);
  background: var(--card); color: var(--ink); font-size: 16px; cursor: pointer;
  transition: background .15s, border-color .15s;
}
.cal__btn:hover:not(:disabled) { background: var(--accent-soft); border-color: var(--accent); }
.cal__btn:disabled { opacity: .35; cursor: default; }

.cal__months { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
@media (max-width: 640px) { .cal__months { grid-template-columns: 1fr; } }

.month__name {
  font-family: var(--font-display); font-size: 19px; font-weight: 600;
  margin-bottom: 14px; text-transform: capitalize;
}
.month__grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 3px; }
.month__dow {
  text-align: center; font-size: 11px; font-weight: 600; letter-spacing: .06em;
  color: var(--ink-soft); text-transform: uppercase; padding-bottom: 6px;
}

/* ---------- Celdas de día ---------- */
.day {
  aspect-ratio: 1 / 1.15; border-radius: 9px; border: 1px solid transparent;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 2px; font-size: 14px; font-weight: 500; cursor: pointer; background: none;
  color: var(--ink); transition: background .12s, border-color .12s;
  font-family: var(--font-body); padding: 0;
}
.day__price { font-size: 10.5px; font-weight: 600; color: var(--accent); }

.day--empty { visibility: hidden; }
.day--free:hover { border-color: var(--accent); background: var(--accent-soft); }
.day--busy, .day--past {
  color: var(--busy); cursor: default; text-decoration: line-through;
  text-decoration-thickness: 1px;
}
.day--busy .day__price, .day--past .day__price { display: none; }

.day--in-range { background: var(--accent-soft); border-radius: 0; }
.day--start, .day--end {
  background: var(--accent); color: var(--accent-ink);
}
.day--start .day__price, .day--end .day__price { color: var(--accent-ink); opacity: .85; }
.day--start { border-radius: 9px 0 0 9px; }
.day--end { border-radius: 0 9px 9px 0; }
.day--start.day--end { border-radius: 9px; }

.cal__legend {
  display: flex; gap: 20px; margin-top: 20px; padding-top: 16px;
  border-top: 1px solid var(--line); font-size: 12.5px; color: var(--ink-soft);
}
.cal__legend span { display: flex; align-items: center; gap: 7px; }
.dot { width: 11px; height: 11px; border-radius: 4px; display: inline-block; }
.dot--free { background: var(--card); border: 1.5px solid var(--accent); }
.dot--busy { background: var(--busy); }
.dot--sel { background: var(--accent); }

/* ---------- Resumen ---------- */
.summary {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 24px; position: sticky; top: 24px;
  box-shadow: 0 1px 2px rgba(28,36,48,.04), 0 12px 32px -16px rgba(28,36,48,.12);
}
.summary__title { font-family: var(--font-display); font-size: 21px; font-weight: 600; margin-bottom: 18px; }

.summary__dates { display: flex; align-items: center; gap: 10px; }
.summary__date {
  flex: 1; border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px;
  transition: border-color .15s, background .15s;
}
.summary__date.is-set { border-color: var(--accent); background: var(--accent-soft); }
.summary__label {
  display: block; font-size: 10.5px; font-weight: 600; letter-spacing: .08em;
  text-transform: uppercase; color: var(--ink-soft); margin-bottom: 2px;
}
.summary__date strong { font-size: 14.5px; font-weight: 600; }
.summary__arrow { color: var(--ink-soft); }

.summary__hint { margin-top: 14px; font-size: 13.5px; color: var(--ink-soft); min-height: 20px; }
.summary__hint.is-error { color: #b4423a; font-weight: 500; }

.summary__detail { margin-top: 16px; border-top: 1px dashed var(--line); padding-top: 14px; }
.summary__row {
  display: flex; justify-content: space-between; font-size: 14px;
  color: var(--ink-soft); padding: 3px 0;
}
.summary__row--total {
  color: var(--ink); font-size: 17px; margin-top: 6px; padding-top: 10px;
  border-top: 1px solid var(--line);
}
.summary__row--total strong { font-family: var(--font-display); font-size: 24px; }

.summary__cta {
  width: 100%; margin-top: 18px; padding: 15px; border: none; border-radius: 12px;
  background: var(--accent); color: var(--accent-ink); font-family: var(--font-body);
  font-size: 15.5px; font-weight: 600; cursor: pointer; letter-spacing: .01em;
  transition: filter .15s, transform .1s;
}
.summary__cta:hover:not(:disabled) { filter: brightness(1.1); }
.summary__cta:active:not(:disabled) { transform: scale(.985); }
.summary__cta:disabled { background: var(--line); color: var(--ink-soft); cursor: default; }

.summary__note { margin-top: 12px; font-size: 12px; color: var(--ink-soft); text-align: center; }
.summary__clear {
  display: block; margin: 10px auto 0; background: none; border: none;
  color: var(--ink-soft); font-size: 12.5px; text-decoration: underline; cursor: pointer;
  font-family: var(--font-body);
}
.summary__clear:hover { color: var(--ink); }

/* ---------- Carga ---------- */
.cal.is-loading .month__grid { opacity: .45; pointer-events: none; }