/* ============================================================
   VARIABLES — Adaptez à votre charte graphique
============================================================ */
:root {
  --cal-bg:             #ffffff;
  --cal-outer-bg:       #f8f9fa;
  --cal-border:         #e9ecef;
  --cal-radius:         8px;

  --color-ink:          #0a2f1d;
  --color-ink-mid:      #0f462a;
  --color-ink-light:    #495057;
  --color-gold:         #10b981;

  --color-free-bg:      #edf7f2;
  --color-free-text:    #1e6645;
  --color-free-border:  #b8deca;
  --color-free-hover:   #d6f0e2;

  --color-booked-bg:    #f5f0f0;
  --color-booked-text:  #9c7878;
  --color-booked-border:#e0d0d0;

  --color-sel-bg:       #0a2f1d;
  --color-sel-text:     #ffffff;

  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body:    'DM Sans', system-ui, sans-serif;
}

/* RESET */
.cal-root *, .cal-root *::before, .cal-root *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* CONTAINER */
.cal-root {
  font-family: var(--font-body);
  background: var(--cal-bg);
  border: 1px solid var(--cal-border);
  border-radius: var(--cal-radius);
  padding: 2rem 1.75rem 1.75rem;
  max-width: 500px;
  width: 100%;
  margin: 0 auto;
  position: relative;
}

.cal-root::before {
  content: '';
  position: absolute;
  top: 0; left: 2rem; right: 2rem;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--color-gold), transparent);
  border-radius: 2px 2px 0 0;
}

/* HEADER */
.cal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.75rem;
}

.cal-header-center {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}

.cal-month-name {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-ink);
  letter-spacing: 0.02em;
  text-transform: capitalize;
}

.cal-year {
  font-size: 0.72rem;
  font-weight: 400;
  color: var(--color-ink-light);
  letter-spacing: 0.12em;
}

.cal-nav-group {
  display: flex;
  align-items: center;
  gap: 5px;
}

.cal-btn-nav {
  background: none;
  border: 1px solid var(--cal-border);
  border-radius: 6px;
  width: 34px;
  height: 34px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-ink-mid);
  transition: background 0.15s, border-color 0.15s;
}

.cal-btn-nav:hover {
  background: var(--cal-outer-bg);
  border-color: #c0b8a8;
}

.cal-btn-nav svg {
  width: 14px;
  height: 14px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.cal-btn-today {
  background: none;
  border: 1px solid var(--color-gold);
  border-radius: 6px;
  width: 34px;
  height: 34px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gold);
  transition: background 0.15s, color 0.15s;
  flex-shrink: 0;
}

.cal-btn-today:hover {
  background: var(--color-gold);
  color: white;
}

.cal-btn-today svg {
  width: 15px;
  height: 15px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* WEEKDAYS */
.cal-weekdays {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 4px;
  margin-bottom: 6px;
}

.cal-wd {
  text-align: center;
  font-size: 0.65rem;
  font-weight: 500;
  color: var(--color-ink-light);
  letter-spacing: 0.07em;
  text-transform: uppercase;
  padding: 3px 0;
}

/* GRID */
.cal-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 4px;
}

.cal-cell {
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  font-size: 0.875rem;
  font-weight: 400;
  transition: background 0.12s, border-color 0.12s, transform 0.08s;
  border: 1px solid transparent;
  position: relative;
  user-select: none;
}

.cal-cell.empty { pointer-events: none; }

.cal-cell.free {
  background: var(--color-free-bg);
  color: var(--color-free-text);
  border-color: var(--color-free-border);
  cursor: pointer;
  font-weight: 500;
}

.cal-cell.free:hover {
  background: var(--color-free-hover);
  border-color: #8ecdb0;
  transform: scale(1.06);
}

.cal-cell.free.selected {
  background: var(--color-sel-bg);
  color: var(--color-sel-text);
  border-color: var(--color-sel-bg);
}

.cal-cell.booked {
  background: var(--color-booked-bg);
  color: var(--color-booked-text);
  border-color: var(--color-booked-border);
  cursor: pointer;
}

.cal-cell.booked::before {
  content: '✓';
  position: absolute;
  top: 2px;
  right: 4px;
  font-size: 0.55rem;
  font-weight: 700;
  color: var(--color-booked-text);
  opacity: 0.7;
  line-height: 1;
}

.cal-cell.past {
  background: transparent;
  color: #d0cbc4;
  border-color: transparent;
  cursor: default;
}

.cal-cell.is-today.free::after,
.cal-cell.is-today.booked::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--color-gold);
}

.cal-cell.is-today.free.selected::after { background: white; }

/* FOOTER */
.cal-footer {
  margin-top: 1.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid #f0ece4;
}

.cal-legend {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.leg-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.74rem;
  color: var(--color-ink-light);
}

.leg-swatch {
  width: 14px;
  height: 14px;
  border-radius: 3px;
  flex-shrink: 0;
}

.leg-swatch.free   { background: var(--color-free-bg);   border: 1px solid var(--color-free-border); }
.leg-swatch.booked { background: var(--color-booked-bg); border: 1px solid var(--color-booked-border); }

/* SELECTION + CTA */
.cal-selection {
  margin-top: 1rem;
  display: none;
  flex-direction: column;
  gap: 8px;
  animation: fadeUp 0.2s ease;
}

.cal-selection.visible { display: flex; }

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(4px); }
  to   { opacity: 1; transform: translateY(0); }
}

.cal-sel-label {
  font-size: 0.8rem;
  color: var(--color-ink-light);
}

.cal-sel-label strong {
  color: var(--color-ink);
  font-weight: 500;
}

.cal-cta {
  width: 100%;
  padding: 0.8rem;
  background: var(--color-ink);
  color: white;
  border: none;
  border-radius: 8px;
  font-family: var(--font-body);
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background 0.15s;
}

.cal-cta:hover { background: #33302d; }

/* LOADING */
.cal-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 3rem;
  color: var(--color-ink-light);
  font-size: 0.82rem;
  gap: 10px;
}

.cal-spinner {
  width: 18px;
  height: 18px;
  border: 2px solid var(--cal-border);
  border-top-color: var(--color-gold);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  flex-shrink: 0;
}

@keyframes spin { to { transform: rotate(360deg); } }