/* ============================================
   Kalendarium - Feature-specific styles
   ============================================ */

/* ============================================
   Calendar Container
   ============================================ */
.calendar-container {
    background: var(--white);
    border-radius: 8px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

/* ============================================
   Calendar Header
   ============================================ */
.calendar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    background-color: var(--gray-lightest);
    border-bottom: 1px solid var(--gray-lighter);
}

.calendar-header__title {
    display: flex;
    align-items: center;
    gap: 8px;
}

.calendar-header__month {
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--gray-darker);
    text-transform: capitalize;
}

.calendar-header__year {
    font-size: 1.25rem;
    font-weight: 400;
    color: var(--gray-dark);
}

.calendar-header__nav {
    display: flex;
    align-items: center;
    gap: 8px;
}

.calendar-nav-btn {
    width: 36px;
    height: 36px;
    border: none;
    background: var(--white);
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-dark);
    transition: background-color 0.15s ease, color 0.15s ease;
}

.calendar-nav-btn:hover {
    background-color: var(--cl-hard);
    color: var(--white);
}

.calendar-today-btn {
    padding: 6px 12px;
    border: 1px solid var(--gray-light);
    background: var(--white);
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--cl-hard);
    transition: background-color 0.15s ease;
}

.calendar-today-btn:hover {
    background-color: var(--gray-lightest);
}

/* ============================================
   Calendar Grid
   ============================================ */
.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
}

.calendar-weekday {
    padding: 12px 8px;
    text-align: center;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--gray);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    background-color: var(--gray-lightest);
    border-bottom: 1px solid var(--gray-lighter);
}

.calendar-day {
    min-height: 100px;
    padding: 8px;
    border-right: 1px solid var(--gray-lighter);
    border-bottom: 1px solid var(--gray-lighter);
    cursor: pointer;
    transition: background-color 0.15s ease;
}

.calendar-day:nth-child(7n) {
    border-right: none;
}

.calendar-day:hover {
    background-color: var(--gray-lightest);
}

.calendar-day--other-month {
    background-color: #fafafa;
}

.calendar-day--other-month .calendar-day__number {
    color: var(--gray-light);
}

.calendar-day--today {
    background-color: rgba(38, 65, 143, 0.05);
}

.calendar-day--today .calendar-day__number {
    background-color: var(--cl-hard);
    color: var(--white);
}

.calendar-day--selected {
    background-color: rgba(38, 65, 143, 0.1);
}

.calendar-day__number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--gray-darker);
    margin-bottom: 4px;
}

.calendar-day__events {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.calendar-event-dot {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 2px 6px;
    border-radius: 3px;
    font-size: 0.6875rem;
    color: var(--white);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.calendar-event-dot--school { background-color: #7b1fa2; }
.calendar-event-dot--class { background-color: #1976d2; }
.calendar-event-dot--course { background-color: #388e3c; }
.calendar-event-dot--test { background-color: #d32f2f; }
.calendar-event-dot--assignment { background-color: #f57c00; }
.calendar-event-dot--homework { background-color: #0288d1; }
.calendar-event-dot--lesson { background-color: #455a64; }

.calendar-day__more {
    font-size: 0.6875rem;
    color: var(--gray);
    padding: 2px 6px;
}

/* ============================================
   Event List
   ============================================ */
.event-list {
    padding: 16px;
}

.event-list__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}

.event-list__title {
    font-size: 1rem;
    font-weight: 500;
    color: var(--gray-darker);
}

.event-list__date {
    font-size: 0.875rem;
    color: var(--gray-dark);
}

.event-card {
    display: flex;
    gap: 12px;
    padding: 12px;
    background-color: var(--gray-lightest);
    border-radius: 8px;
    margin-bottom: 8px;
    border-left: 4px solid var(--gray);
    cursor: pointer;
    transition: background-color 0.15s ease, transform 0.15s ease;
}

.event-card:hover {
    background-color: var(--gray-lighter);
    transform: translateX(2px);
}

.event-card:last-child {
    margin-bottom: 0;
}

.event-card--school { border-left-color: #7b1fa2; }
.event-card--class { border-left-color: #1976d2; }
.event-card--course { border-left-color: #388e3c; }
.event-card--test { border-left-color: #d32f2f; }
.event-card--assignment { border-left-color: #f57c00; }
.event-card--homework { border-left-color: #0288d1; }
.event-card--lesson { border-left-color: #455a64; }

.event-card__icon {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.event-card__icon .material-icons {
    font-size: 20px;
    color: var(--white);
}

.event-card--school .event-card__icon { background-color: #7b1fa2; }
.event-card--class .event-card__icon { background-color: #1976d2; }
.event-card--course .event-card__icon { background-color: #388e3c; }
.event-card--test .event-card__icon { background-color: #d32f2f; }
.event-card--assignment .event-card__icon { background-color: #f57c00; }
.event-card--homework .event-card__icon { background-color: #0288d1; }
.event-card--lesson .event-card__icon { background-color: #455a64; }

.event-card__content {
    flex: 1;
    min-width: 0;
}

.event-card__title {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--gray-darker);
    margin-bottom: 4px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.event-card__meta {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    font-size: 0.8125rem;
    color: var(--gray-dark);
}

.event-card__meta-item {
    display: flex;
    align-items: center;
    gap: 4px;
}

.event-card__meta-item .material-icons {
    font-size: 14px;
    color: var(--gray);
}

.event-card__badge {
    display: inline-flex;
    align-items: center;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 0.6875rem;
    font-weight: 500;
    text-transform: uppercase;
}

.event-card__badge--school { background-color: rgba(123, 31, 162, 0.1); color: #7b1fa2; }
.event-card__badge--class { background-color: rgba(25, 118, 210, 0.1); color: #1976d2; }
.event-card__badge--course { background-color: rgba(56, 142, 60, 0.1); color: #388e3c; }
.event-card__badge--test { background-color: rgba(211, 47, 47, 0.1); color: #d32f2f; }
.event-card__badge--assignment { background-color: rgba(245, 124, 0, 0.1); color: #f57c00; }
.event-card__badge--homework { background-color: rgba(2, 136, 209, 0.1); color: #0288d1; }

/* ============================================
   Filter Bar
   ============================================ */
.filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    padding: 12px 16px;
    background-color: var(--white);
    border-bottom: 1px solid var(--gray-lighter);
}

.filter-chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border: 1px solid var(--gray-light);
    border-radius: 16px;
    background-color: var(--white);
    font-size: 0.8125rem;
    color: var(--gray-dark);
    cursor: pointer;
    transition: all 0.15s ease;
}

.filter-chip:hover {
    border-color: var(--cl-hard);
    color: var(--cl-hard);
}

.filter-chip--active {
    background-color: var(--cl-hard);
    border-color: var(--cl-hard);
    color: var(--white);
}

.filter-chip__dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.filter-chip__dot--school { background-color: #7b1fa2; }
.filter-chip__dot--class { background-color: #1976d2; }
.filter-chip__dot--course { background-color: #388e3c; }
.filter-chip__dot--test { background-color: #d32f2f; }
.filter-chip__dot--assignment { background-color: #f57c00; }
.filter-chip__dot--homework { background-color: #0288d1; }
.filter-chip__dot--lesson { background-color: #455a64; }

.filter-chip--active .filter-chip__dot {
    background-color: var(--white);
}

/* ============================================
   View Toggle
   ============================================ */
.view-toggle {
    display: flex;
    background-color: var(--gray-lightest);
    border-radius: 8px;
    padding: 4px;
}

.view-toggle__btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border: none;
    background: transparent;
    border-radius: 6px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--gray-dark);
    cursor: pointer;
    transition: all 0.15s ease;
}

.view-toggle__btn:hover {
    color: var(--cl-hard);
}

.view-toggle__btn--active {
    background-color: var(--white);
    color: var(--cl-hard);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.view-toggle__btn .material-icons {
    font-size: 18px;
}

/* ============================================
   Upcoming Events Widget
   ============================================ */
.upcoming-widget {
    background: var(--white);
    border-radius: 8px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

.upcoming-widget__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px;
    border-bottom: 1px solid var(--gray-lighter);
}

.upcoming-widget__title {
    font-size: 1rem;
    font-weight: 500;
    color: var(--gray-darker);
}

.upcoming-widget__content {
    padding: 16px;
}

.upcoming-widget__empty {
    text-align: center;
    padding: 32px 16px;
    color: var(--gray);
}

.upcoming-widget__empty .material-icons {
    font-size: 48px;
    margin-bottom: 8px;
    opacity: 0.5;
}

/* ============================================
   Event Detail Modal
   ============================================ */
.event-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.event-modal--open {
    opacity: 1;
    visibility: visible;
}

.event-modal__backdrop {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
}

.event-modal__content {
    position: relative;
    width: 100%;
    max-width: 500px;
    max-height: 90vh;
    background-color: var(--white);
    border-radius: 12px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    overflow: hidden;
    margin: 16px;
}

.event-modal__header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--gray-lighter);
}

.event-modal__type {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 500;
    margin-bottom: 8px;
}

.event-modal__type--school { background-color: rgba(123, 31, 162, 0.1); color: #7b1fa2; }
.event-modal__type--class { background-color: rgba(25, 118, 210, 0.1); color: #1976d2; }
.event-modal__type--course { background-color: rgba(56, 142, 60, 0.1); color: #388e3c; }
.event-modal__type--test { background-color: rgba(211, 47, 47, 0.1); color: #d32f2f; }
.event-modal__type--assignment { background-color: rgba(245, 124, 0, 0.1); color: #f57c00; }
.event-modal__type--homework { background-color: rgba(2, 136, 209, 0.1); color: #0288d1; }

.event-modal__title {
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--gray-darker);
    margin: 0;
}

.event-modal__close {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 32px;
    height: 32px;
    border: none;
    background: transparent;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray);
    transition: background-color 0.15s ease;
}

.event-modal__close:hover {
    background-color: var(--gray-lighter);
}

.event-modal__body {
    padding: 24px;
    overflow-y: auto;
    max-height: 60vh;
}

.event-modal__info {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.event-modal__info-row {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.event-modal__info-row .material-icons {
    color: var(--gray);
    font-size: 20px;
    margin-top: 2px;
}

.event-modal__info-label {
    font-size: 0.75rem;
    color: var(--gray);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 2px;
}

.event-modal__info-value {
    font-size: 0.9375rem;
    color: var(--gray-darker);
}

.event-modal__description {
    padding: 16px;
    background-color: var(--gray-lightest);
    border-radius: 8px;
    margin-top: 8px;
}

.event-modal__description p {
    margin: 0;
    font-size: 0.9375rem;
    color: var(--gray-dark);
    line-height: 1.6;
}

/* ============================================
   Create Event Button (FAB)
   ============================================ */
.create-event-fab {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 56px;
    height: 56px;
    border: none;
    background-color: #4caf50;
    color: var(--white);
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(76, 175, 80, 0.4);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    z-index: 50;
}

.create-event-fab:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 16px rgba(76, 175, 80, 0.5);
}

.create-event-fab .material-icons {
    font-size: 24px;
}

/* ============================================
   Weekly Newsletter (Custodian view)
   ============================================ */
.newsletter-section {
    background: var(--white);
    border-radius: 8px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    margin-bottom: 24px;
}

.newsletter-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    background-color: var(--gray-lightest);
    border-bottom: 1px solid var(--gray-lighter);
}

.newsletter-header__title {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 1rem;
    font-weight: 500;
    color: var(--gray-darker);
}

.newsletter-header__title .material-icons {
    color: var(--cl-hard);
}

.newsletter-header__week {
    font-size: 0.875rem;
    color: var(--gray-dark);
}

.newsletter-content {
    padding: 20px;
}

.newsletter-day {
    margin-bottom: 20px;
}

.newsletter-day:last-child {
    margin-bottom: 0;
}

.newsletter-day__header {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--gray-darker);
    padding-bottom: 8px;
    border-bottom: 1px solid var(--gray-lighter);
    margin-bottom: 12px;
    text-transform: capitalize;
}

.newsletter-day__events {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.newsletter-event {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 12px;
    background-color: var(--gray-lightest);
    border-radius: 6px;
    border-left: 3px solid var(--gray);
}

.newsletter-event--school { border-left-color: #7b1fa2; }
.newsletter-event--class { border-left-color: #1976d2; }
.newsletter-event--course { border-left-color: #388e3c; }
.newsletter-event--test { border-left-color: #d32f2f; }
.newsletter-event--assignment { border-left-color: #f57c00; }
.newsletter-event--homework { border-left-color: #0288d1; }

.newsletter-event__time {
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--gray-dark);
    min-width: 50px;
}

.newsletter-event__title {
    flex: 1;
    font-size: 0.875rem;
    color: var(--gray-darker);
}

.newsletter-event__type {
    font-size: 0.6875rem;
    padding: 2px 8px;
    border-radius: 10px;
    text-transform: uppercase;
}

.newsletter-event__type--school { background-color: rgba(123, 31, 162, 0.1); color: #7b1fa2; }
.newsletter-event__type--class { background-color: rgba(25, 118, 210, 0.1); color: #1976d2; }
.newsletter-event__type--course { background-color: rgba(56, 142, 60, 0.1); color: #388e3c; }
.newsletter-event__type--test { background-color: rgba(211, 47, 47, 0.1); color: #d32f2f; }
.newsletter-event__type--assignment { background-color: rgba(245, 124, 0, 0.1); color: #f57c00; }
.newsletter-event__type--homework { background-color: rgba(2, 136, 209, 0.1); color: #0288d1; }

/* ============================================
   Page Layout
   ============================================ */
.calendar-page {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 24px;
    padding: 24px;
}

.calendar-page__main {
    min-width: 0;
}

.calendar-page__sidebar {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

@media (max-width: 1024px) {
    .calendar-page {
        grid-template-columns: 1fr;
    }
    
    .calendar-page__sidebar {
        display: none;
    }
}

/* ============================================
   Responsive Calendar
   ============================================ */
@media (max-width: 768px) {
    .calendar-day {
        min-height: 60px;
        padding: 4px;
    }
    
    .calendar-day__number {
        width: 24px;
        height: 24px;
        font-size: 0.75rem;
    }
    
    .calendar-event-dot {
        font-size: 0;
        width: 6px;
        height: 6px;
        padding: 0;
        border-radius: 50%;
    }
    
    .calendar-day__events {
        flex-direction: row;
        flex-wrap: wrap;
        gap: 3px;
    }
    
    .calendar-header {
        flex-direction: column;
        gap: 12px;
    }
    
    .filter-bar {
        overflow-x: auto;
        flex-wrap: nowrap;
        padding-bottom: 8px;
    }
    
    .filter-chip {
        flex-shrink: 0;
    }
}

/* ============================================
   Utility Classes
   ============================================ */
.hidden {
    display: none !important;
}

.text-center {
    text-align: center;
}

.mb-16 {
    margin-bottom: 16px;
}

.mb-24 {
    margin-bottom: 24px;
}