.calendar-section {
    width: 100%;
}

.calendar-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 24px;
}

.calendar-header.page-header {
    align-items: flex-start;
}

.calendar-header > div:first-child,
.calendar-header-text {
    flex: 1;
    min-width: 200px;
}

.calendar-header-text h1 {
    margin: 0 0 8px;
    font-size: 2rem;
    color: var(--text-color);
}

.calendar-header .page-subtitle {
    margin: 0;
}

.calendar-header-actions {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.calendar-layout {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 1.25rem;
    align-items: start;
}

.calendar-toolbar {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.calendar-month-label {
    flex: 1;
    text-align: center;
    margin: 0;
    font-size: 1.25rem;
}

.calendar-weekdays {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 4px;
    margin-bottom: 4px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-align: center;
}

.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 4px;
}

.calendar-day {
    min-height: 72px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 6px;
    background: var(--card-background);
    cursor: default;
    display: flex;
    flex-direction: column;
    gap: 4px;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.calendar-day.other-month {
    opacity: 0.45;
}

.calendar-day.has-events {
    cursor: pointer;
    border-color: var(--primary-color);
}

.calendar-day.has-events:hover {
    box-shadow: var(--shadow-sm);
}

.calendar-day.selected {
    outline: 2px solid var(--primary-color);
    outline-offset: -2px;
}

.calendar-day.today .calendar-day-num {
    background: var(--primary-color);
    color: var(--text-inverse);
    border-radius: 50%;
    width: 1.6rem;
    height: 1.6rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.calendar-day-num {
    font-size: 0.85rem;
    font-weight: 600;
    line-height: 1.2;
}

.calendar-day-dots {
    display: flex;
    flex-wrap: wrap;
    gap: 3px;
    margin-top: auto;
}

.calendar-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--primary-color);
}

.calendar-day-events {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.calendar-event-card {
    display: block;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    text-decoration: none;
    color: inherit;
    background: var(--card-background);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
}

.calendar-event-card:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-sm);
    transform: translateY(-1px);
}

.calendar-event-card h4 {
    margin: 0 0 0.35rem;
    font-size: 0.95rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    overflow-wrap: anywhere;
    word-break: break-word;
}

.calendar-event-card p {
    margin: 0;
    font-size: 0.82rem;
    color: var(--text-secondary);
}

@media (max-width: 900px) {
    .calendar-layout {
        grid-template-columns: 1fr;
    }

    .calendar-day {
        min-height: 52px;
    }
}

@media (max-width: 480px) {
    .calendar-header-actions {
        width: 100%;
    }

    .calendar-header-actions .btn {
        flex: 1;
        min-height: 44px;
    }

    .calendar-toolbar {
        justify-content: center;
    }

    .calendar-toolbar .btn {
        min-height: 44px;
        min-width: 44px;
    }

    .calendar-day {
        min-height: 44px;
        padding: 4px;
    }

    .calendar-day-num {
        font-size: 0.75rem;
    }

    .calendar-weekdays {
        font-size: 0.7rem;
    }
}