/* DS §05.12 — Date picker (web) · token-only */

.ds-date-picker {
  position: relative;
  display: inline-flex;
  flex-direction: column;
  gap: var(--sp-2);
  font-family: var(--font-sans);
}

.ds-date-picker-input {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  padding: var(--form-field-padding);
  background: var(--form-field-bg);
  border: 1.5px solid var(--form-field-border);
  border-radius: var(--form-field-radius);
  font-size: var(--text-sm);
  color: var(--fg1);
  cursor: pointer;
  transition: border-color var(--dur-fast) var(--ease-smooth),
              box-shadow var(--dur-fast) var(--ease-smooth);
  min-height: var(--touch-secondary);
}

.ds-date-picker-input:hover { border-color: var(--form-field-border-focus); }
.ds-date-picker-input:focus-within {
  border-color: var(--form-field-border-focus);
  box-shadow: var(--focus-ring-web);
  outline: none;
}

.ds-date-picker-icon { color: var(--fg3); flex-shrink: 0; }

/* Calendar dropdown */
.ds-date-calendar {
  position: absolute;
  top: calc(100% + var(--sp-2));
  left: 0;
  z-index: var(--z-dropdown);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--rad-lg);
  box-shadow: var(--shadow-lg);
  padding: var(--sp-4);
  min-width: 280px;
  animation: ds-datepicker-in var(--dur-fast) var(--ease-smooth);
}

@keyframes ds-datepicker-in {
  from { opacity: 0; transform: translateY(-var(--sp-2)); }
  to   { opacity: 1; transform: translateY(0); }
}

.ds-date-cal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--sp-3);
  font-weight: 600;
  font-size: var(--text-sm);
  color: var(--fg1);
}

.ds-date-cal-nav {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--fg3);
  padding: var(--sp-2);
  border-radius: var(--rad-sm);
  transition: color var(--dur-fast), background var(--dur-fast);
}
.ds-date-cal-nav:hover { color: var(--fg1); background: var(--bg2); }

.ds-date-cal-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 2px;
}

.ds-date-cal-day-label {
  font-size: 11px;
  font-weight: 600;
  text-align: center;
  color: var(--fg3);
  padding: var(--sp-1) 0;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.ds-date-cal-day {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: var(--rad-sm);
  font-size: var(--text-sm);
  color: var(--fg1);
  cursor: pointer;
  transition: background var(--dur-fast), color var(--dur-fast);
}
.ds-date-cal-day:hover { background: var(--bg2); }
.ds-date-cal-day-selected { background: var(--verdant-web); color: var(--surface); }
.ds-date-cal-day-today    { font-weight: 700; color: var(--verdant-web); }
.ds-date-cal-day-outside  { color: var(--fg3); opacity: 0.5; }
.ds-date-cal-day-disabled { opacity: 0.35; cursor: not-allowed; }