/* ==========================================================================
   HT-DATE-PICKER — Selector de fecha tipo drum (scroll-snap)
   Mobile-first. Requiere: ht-overlay.css
   ========================================================================== */

/* --- Trigger (reemplaza el <input> original) ----------------------------- */
.ht-datepicker {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-sm);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-input);
    padding: 12px var(--spacing-md);
    cursor: pointer;
    transition: var(--transition-fast);
    min-height: 46px;
    user-select: none;
    -webkit-tap-highlight-color: transparent;
}

.ht-datepicker:hover {
    border-color: var(--color-border-strong);
}

.ht-datepicker:focus-visible {
    outline: none;
    border-color: var(--color-border-focus);
    box-shadow: 0 0 0 3px var(--color-primary-soft);
}

.ht-datepicker--open {
    border-color: var(--color-border-focus);
    box-shadow: 0 0 0 3px var(--color-primary-soft);
}

.ht-datepicker--readonly {
    cursor: default;
    pointer-events: none;
    background: var(--color-bg-subtle);
    color: var(--color-text-subtle);
}

.ht-datepicker.is-invalid {
    border-color: var(--color-danger);
    box-shadow: 0 0 0 3px var(--color-danger-soft);
}

.ht-datepicker__value {
    font-family: var(--font-family-body);
    font-size: var(--text-base);
    font-weight: var(--font-weight-normal);
    color: var(--color-text-heading);
}

.ht-datepicker__value--placeholder {
    color: var(--color-text-muted);
}

.ht-datepicker__icon {
    font-size: 20px;
    color: var(--color-text-muted);
    flex-shrink: 0;
}

/* ==========================================================================
   DRUM PICKER — Contenedor
   ========================================================================== */

.ht-datepicker__picker {
    position: relative;
    display: flex;
    align-items: stretch;
    padding: 0 var(--spacing-sm);
    background: var(--color-bg-card);
    user-select: none;
}

/* --- Barra de selección (líneas arriba/abajo del item activo) ------------ */
.ht-datepicker__selection-bar {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    left: var(--spacing-sm);
    right: var(--spacing-sm);
    height: 44px;
    border-top: 1.5px solid var(--color-border-strong);
    border-bottom: 1.5px solid var(--color-border-strong);
    border-radius: var(--radius-xs);
    pointer-events: none;
    z-index: 1;
}

/* --- Columnas ------------------------------------------------------------ */
.ht-datepicker__col {
    flex: 1;
    position: relative;
    overflow: hidden;
}

/* Dar más espacio al mes */
.ht-datepicker__col--month {
    flex: 2;
}

/* Gradiente de fade (efecto drum) */
.ht-datepicker__col::before,
.ht-datepicker__col::after {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    height: 92px;
    z-index: 3;
    pointer-events: none;
}

.ht-datepicker__col::before {
    top: 0;
    background: linear-gradient(to bottom,
        var(--color-bg-card) 20%,
        transparent 100%);
}

.ht-datepicker__col::after {
    bottom: 0;
    background: linear-gradient(to top,
        var(--color-bg-card) 20%,
        transparent 100%);
}

/* --- Scroll container ---------------------------------------------------- */
.ht-datepicker__scroll {
    height: 220px;           /* 5 items × 44px */
    overflow-y: scroll;
    scroll-snap-type: y mandatory;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    overscroll-behavior: contain;
    position: relative;
    z-index: 2;
}

.ht-datepicker__scroll::-webkit-scrollbar {
    display: none;
}

/* --- Items --------------------------------------------------------------- */
.ht-datepicker__item {
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    scroll-snap-align: center;
    font-family: var(--font-family-body);
    font-size: var(--text-base);
    font-weight: var(--font-weight-normal);
    color: var(--color-text-body);
    transition: color 0.15s ease, font-weight 0.15s ease;
    cursor: pointer;
}

.ht-datepicker__item--active {
    color: var(--color-text-heading);
    font-weight: var(--font-weight-semibold);
    font-size: 17px;
}

.ht-datepicker__item--pad {
    pointer-events: none;
}

/* --- Chips de acceso rápido por edad ------------------------------------ */
.ht-datepicker__shortcuts {
    display: flex;
    gap: 6px;
    padding: var(--spacing-sm) var(--spacing-md) 0;
    overflow-x: auto;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
    border-top: 1px solid var(--color-border-light);
    margin-top: var(--spacing-xs);
}

.ht-datepicker__shortcuts::-webkit-scrollbar {
    display: none;
}

.ht-datepicker__chip {
    flex-shrink: 0;
    border: 1.5px solid var(--color-border);
    border-radius: var(--radius-pill);
    background: var(--color-bg-subtle);
    padding: 4px 10px;
    font-family: var(--font-family-ui);
    font-size: var(--text-xs);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-subtle);
    cursor: pointer;
    transition: var(--transition-fast);
    -webkit-tap-highlight-color: transparent;
    white-space: nowrap;
}

.ht-datepicker__chip:active {
    background: var(--color-border-light);
}

.ht-datepicker__chip--active {
    background: var(--color-success-soft);
    border-color: var(--color-success);
    color: var(--color-success-dark);
}

/* --- Footer: botón confirmar -------------------------------------------- */
.ht-datepicker__footer {
    display: flex;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-md) 0;
}

.ht-datepicker__confirm {
    flex: 1;
    border: none;
    border-radius: var(--radius-button);
    padding: 14px var(--spacing-md);
    font-family: var(--font-family-heading);
    font-size: var(--text-sm);
    font-weight: var(--font-weight-bold);
    letter-spacing: 0.05em;
    text-transform: uppercase;
    cursor: pointer;
    transition: var(--transition-fast);
    background: var(--color-success);
    color: var(--color-success-text);
    box-shadow: 0 4px 12px var(--color-success-shadow);
}

.ht-datepicker__confirm:hover {
    background: var(--color-success-hover);
}

.ht-datepicker__confirm:disabled {
    background: var(--color-disabled);
    box-shadow: none;
    cursor: not-allowed;
}