/* ====================================================================
   IO DATE PICKER - Calendar styling
   ==================================================================== */

.io-datepicker {
    width: 320px;
    background: var(--io-surface-raised);
    user-select: none;
    -webkit-user-select: none;
}

/* ====================================================================
   HEADER - Year/Month Navigation
   ==================================================================== */

.io-datepicker-header {
    padding: var(--io-space-md);
    display: flex;
    flex-direction: column;
    gap: var(--io-space-sm);
    border-bottom: 1px solid var(--io-border-subtle);
}

/* Year controls */
.io-datepicker-year {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--io-space-sm);
}

.io-datepicker-year-input {
    width: 80px;
    padding: 4px 8px;
    background: var(--io-surface-sunken);
    border: 1px solid var(--io-border-subtle);
    border-radius: var(--io-radius-sm);
    color: var(--io-text-primary);
    font-family: var(--io-font-mono);
    font-size: var(--io-text-sm);
    text-align: center;
    transition: all var(--io-transition-fast);
}

.io-datepicker-year-input:focus {
    outline: none;
    border-color: var(--io-accent);
    box-shadow: 0 0 0 2px var(--io-accent-subtle);
}
/* Remove spinner arrows */
.io-datepicker-year-input::-webkit-inner-spin-button,
.io-datepicker-year-input::-webkit-outer-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.io-datepicker-year-input {
    -moz-appearance: textfield;
    appearance: textfield;
}


/* Month controls */
.io-datepicker-month {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--io-space-sm);
}

.io-datepicker-month-label {
    flex: 1;
    text-align: center;
    color: var(--io-text-primary);
    font-size: var(--io-text-base);
    font-weight: normal;
    letter-spacing: 0.02em;
}

/* Icon buttons */
.io-datepicker-btn-icon {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--io-surface-sunken);
    border: 1px solid var(--io-border-subtle);
    border-radius: var(--io-radius-sm);
    color: var(--io-text-secondary);
    cursor: pointer;
    transition: all var(--io-transition-fast);
    font-size: 12px;
}

.io-datepicker-btn-icon:hover {
    background: var(--io-surface-hover);
    border-color: var(--io-accent);
    color: var(--io-accent);
}

.io-datepicker-btn-icon:active {
    transform: scale(0.95);
}

/* ====================================================================
   CALENDAR GRID
   ==================================================================== */

.io-datepicker-calendar {
    padding: var(--io-space-md);
}

/* Weekday headers */
.io-datepicker-weekdays {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 4px;
    margin-bottom: var(--io-space-sm);
}

.io-datepicker-weekday {
    text-align: center;
    color: var(--io-text-tertiary);
    font-size: var(--io-text-xs);
    font-weight: normal;
    padding: 4px;
}

/* Days grid */
.io-datepicker-days {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 4px;
}

.io-datepicker-day {
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--io-radius-sm);
    color: var(--io-text-secondary);
    font-size: var(--io-text-sm);
    cursor: pointer;
    transition: all var(--io-transition-fast);
    border: 1px solid transparent;
}

.io-datepicker-day:hover {
    background: var(--io-surface-hover);
    color: var(--io-text-primary);
    border-color: var(--io-accent-subtle);
}

/* Today indicator */
.io-datepicker-day-today {
    border-color: var(--io-accent);
    color: var(--io-accent);
}

/* Selected day */
.io-datepicker-day-selected {
    background: var(--io-accent);
    color: var(--io-on-accent);
    border-color: var(--io-accent);
}

.io-datepicker-day-selected:hover {
    background: var(--io-accent-bright);
}

/* Disabled days */
.io-datepicker-day-disabled {
    color: var(--io-text-disabled);
    cursor: not-allowed;
    opacity: 0.5;
}

.io-datepicker-day-disabled:hover {
    background: transparent;
    border-color: transparent;
}

/* Empty cells (padding before first day) */
.io-datepicker-day-empty {
    cursor: default;
}

/* ====================================================================
   TIME PICKER
   ==================================================================== */

.io-datepicker-time {
    padding: var(--io-space-md);
    border-top: 1px solid var(--io-border-subtle);
}

.io-datepicker-time-inputs {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--io-space-sm);
}

.io-datepicker-time-group {
    display: flex;
    flex-direction: column;
    gap: 4px;
    align-items: center;
}

.io-datepicker-time-input {
    width: 50px;
    padding: 6px;
    background: var(--io-surface-sunken);
    border: 1px solid var(--io-border-subtle);
    border-radius: var(--io-radius-sm);
    color: var(--io-text-primary);
    font-family: var(--io-font-mono);
    font-size: var(--io-text-base);
    text-align: center;
    transition: all var(--io-transition-fast);
}

.io-datepicker-time-input:focus {
    outline: none;
    border-color: var(--io-accent);
    box-shadow: 0 0 0 2px var(--io-accent-subtle);
}

/* Remove spinner arrows */
.io-datepicker-time-input::-webkit-inner-spin-button,
.io-datepicker-time-input::-webkit-outer-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.io-datepicker-time-input {
    -moz-appearance: textfield;
    appearance: textfield;
}
.io-datepicker-time-sep {
    font-size: var(--io-text-xl);
    color: var(--io-text-secondary);
    font-weight: bold;
    margin: 0 4px;
}

/* AM/PM toggle */
.io-datepicker-ampm {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.io-datepicker-ampm-btn {
    width: 40px;
    padding: 4px 8px;
    background: var(--io-surface-sunken);
    border: 1px solid var(--io-border-subtle);
    border-radius: var(--io-radius-sm);
    color: var(--io-text-secondary);
    font-size: var(--io-text-xs);
    cursor: pointer;
    transition: all var(--io-transition-fast);
}

.io-datepicker-ampm-btn:hover {
    background: var(--io-surface-hover);
    border-color: var(--io-accent);
    color: var(--io-accent);
}

.io-datepicker-ampm-btn.active {
    background: var(--io-accent);
    color: var(--io-on-accent);
    border-color: var(--io-accent);
}

/* ====================================================================
   ACTIONS
   ==================================================================== */

.io-datepicker-actions {
    display: flex;
    gap: var(--io-space-sm);
    padding: var(--io-space-md);
    border-top: 1px solid var(--io-border-subtle);
}

.io-datepicker-btn {
    flex: 1;
    padding: 8px 12px;
    background: transparent;
    border: 1px solid var(--io-border);
    border-radius: var(--io-radius-sm);
    color: var(--io-text-secondary);
    font-size: var(--io-text-sm);
    font-family: var(--io-font-primary);
    cursor: pointer;
    transition: all var(--io-transition-fast);
    text-transform: lowercase;
}

.io-datepicker-btn:hover {
    background: var(--io-surface-hover);
    border-color: var(--io-accent);
    color: var(--io-text-primary);
}

.io-datepicker-btn-primary {
    background: var(--io-accent);
    color: var(--io-on-accent);
    border-color: var(--io-accent);
}

.io-datepicker-btn-primary:hover {
    background: var(--io-accent-bright);
    border-color: var(--io-accent-bright);
}

/* ====================================================================
   PORTAL WRAPPER
   ==================================================================== */

.io-datepicker-portal {
    box-shadow: var(--io-shadow-lg);
}

/* ====================================================================
   MODE VARIATIONS
   ==================================================================== */

/* Date-only mode (no time section) */
.io-datepicker[data-mode="date"] {
    width: 320px;
}

/* Time-only mode (no calendar) */
.io-datepicker[data-mode="time"] {
    width: 280px;
}

/* DateTime mode (default) */
.io-datepicker[data-mode="datetime"] {
    width: 320px;
}

/* ====================================================================
   RESPONSIVE
   ==================================================================== */

@media (max-width: 400px) {
    .io-datepicker {
        width: 280px;
    }
    
    .io-datepicker-time-input {
        width: 45px;
    }
}