/* ===== MODERN CALENDAR STYLES ===== */

/* Светлая тема (по умолчанию) */
:root {
    --calendar-bg: #ffffff;
    --calendar-border: #e9ecef;
    --calendar-text: #2d3748;
    --calendar-text-secondary: #718096;
    --calendar-header-bg: #f8fafc;
    --calendar-header-border: #e2e8f0;
    --calendar-today-bg: #ebf8ff;
    --calendar-today-border: #4299e1;
    --calendar-weekend-bg: #f7fafc;
    --calendar-hover-bg: #edf2f7;
    --calendar-event-border: rgba(255, 255, 255, 0.3);
    --calendar-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    --calendar-shadow-hover: 0 4px 6px rgba(0, 0, 0, 0.1);
}

/* Темная тема */
[data-bs-theme="dark"] {
    --calendar-bg: #1a202c;
    --calendar-border: #2d3748;
    --calendar-text: #e2e8f0;
    --calendar-text-secondary: #a0aec0;
    --calendar-header-bg: #2d3748;
    --calendar-header-border: #4a5568;
    --calendar-today-bg: #2a4365;
    --calendar-today-border: #3182ce;
    --calendar-weekend-bg: #2d3748;
    --calendar-hover-bg: #4a5568;
    --calendar-event-border: rgba(0, 0, 0, 0.2);
    --calendar-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
    --calendar-shadow-hover: 0 4px 6px rgba(0, 0, 0, 0.4);
}

/* Основной контейнер календаря */
.fc {
    background: var(--calendar-bg);
    color: var(--calendar-text);
    border-radius: 12px;
    box-shadow: var(--calendar-shadow);
    overflow: hidden;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

/* Панель инструментов */
.fc .fc-toolbar {
    background: var(--calendar-header-bg);
    border-bottom: 1px solid var(--calendar-header-border);
    padding: 1.5rem;
    margin: 0;
}

.fc .fc-toolbar-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--calendar-text);
    margin: 0;
}

.fc .fc-button {
    background: transparent;
    border: 1px solid var(--calendar-border);
    color: var(--calendar-text);
    font-weight: 500;
    border-radius: 8px;
    padding: 0.5rem 1rem;
    transition: all 0.2s ease;
}

.fc .fc-button:hover {
    background: var(--calendar-hover-bg);
    border-color: var(--calendar-text-secondary);
    transform: translateY(-1px);
}

.fc .fc-button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.fc .fc-button-active {
    background: var(--calendar-today-bg);
    border-color: var(--calendar-today-border);
    color: var(--calendar-text);
}

/* Заголовки колонок (дни недели) */
.fc .fc-col-header-cell {
    background: var(--calendar-header-bg);
    border: 1px solid var(--calendar-header-border);
    padding: 1rem 0.5rem;
    font-weight: 600;
    color: var(--calendar-text);
    text-transform: uppercase;
    font-size: 0.875rem;
    letter-spacing: 0.5px;
}

.fc .fc-col-header-cell-cushion {
    color: var(--calendar-text);
    text-decoration: none;
}

/* Ячейки дней */
.fc .fc-daygrid-day {
    border: 1px solid var(--calendar-border);
    background: var(--calendar-bg);
    transition: all 0.2s ease;
    position: relative;
}

.fc .fc-daygrid-day:hover {
    background: var(--calendar-hover-bg);
}

.fc .fc-daygrid-day.fc-day-today {
    background: var(--calendar-today-bg) !important;
    position: relative;
}

.fc .fc-daygrid-day.fc-day-today::before {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    right: 2px;
    bottom: 2px;
    border: 2px solid var(--calendar-today-border);
    border-radius: 6px;
    pointer-events: none;
}

/* Выходные дни */
.fc .fc-day-sat,
.fc .fc-day-sun {
    background: var(--calendar-weekend-bg);
}

/* Числа в ячейках */
.fc .fc-daygrid-day-number {
    color: var(--calendar-text);
    font-weight: 500;
    padding: 0.5rem;
    text-decoration: none;
    font-size: 0.9rem;
}

.fc .fc-day-today .fc-daygrid-day-number {
    color: var(--calendar-today-border);
    font-weight: 700;
}

/* События */
.fc-event {
    border: none !important;
    border-radius: 8px !important;
    padding: 0.25rem 0.5rem !important;
    margin: 1px 2px !important;
    font-size: 0.8rem !important;
    font-weight: 500 !important;
    cursor: pointer !important;
    transition: all 0.3s ease !important;
    box-shadow: var(--calendar-shadow) !important;
    border-left: 4px solid var(--calendar-event-border) !important;
    backdrop-filter: blur(10px);
}

.fc-event:hover {
    transform: translateY(-2px) !important;
    box-shadow: var(--calendar-shadow-hover) !important;
    opacity: 0.95 !important;
}

.fc-event-main {
    padding: 0 !important;
}

.fc-event-title {
    font-weight: 500 !important;
    line-height: 1.3 !important;
}

/* Для списка событий */
.fc-list {
    border-radius: 0 0 12px 12px;
}

.fc-list-event {
    border-left: 4px solid;
    margin: 2px 0;
    transition: all 0.2s ease;
}

.fc-list-event:hover {
    background: var(--calendar-hover-bg);
    transform: translateX(2px);
}

/* Адаптивность */
@media (max-width: 768px) {
    .fc .fc-toolbar {
        padding: 1rem;
        flex-direction: column;
        gap: 1rem;
    }
    
    .fc .fc-toolbar-chunk {
        display: flex;
        justify-content: center;
        width: 100%;
    }
    
    .fc .fc-toolbar-title {
        font-size: 1.25rem;
        text-align: center;
    }
    
    .fc .fc-button {
        padding: 0.375rem 0.75rem;
        font-size: 0.875rem;
    }
    
    .fc-event {
        font-size: 0.7rem !important;
        padding: 0.125rem 0.25rem !important;
    }
    
    .fc .fc-col-header-cell {
        padding: 0.5rem 0.25rem;
        font-size: 0.75rem;
    }
}

/* Плавные переходы для темы */
.fc * {
    transition: background-color 0.3s ease, border-color 0.3s ease, color 0.3s ease;
}

/* Кастомный скроллбар */
.fc-scroller::-webkit-scrollbar {
    width: 6px;
}

.fc-scroller::-webkit-scrollbar-track {
    background: var(--calendar-header-bg);
}

.fc-scroller::-webkit-scrollbar-thumb {
    background: var(--calendar-text-secondary);
    border-radius: 3px;
}

.fc-scroller::-webkit-scrollbar-thumb:hover {
    background: var(--calendar-text);
}