/**
 * FullCalendar Styles for Blazor
 * Скопируйте этот файл в ваш Blazor проект: wwwroot/css/calendar.css
 * Подключите в _Host.cshtml или index.html: 
 */

/* ===== CSS ПЕРЕМЕННЫЕ ===== */
:root {
    /* Основные цвета */
    --cal-primary: #3b82f6;
    --cal-primary-hover: #2563eb;
    --cal-primary-light: #dbeafe;
    --cal-success: #10b981;
    --cal-success-hover: #059669;
    --cal-success-light: #d1fae5;
    --cal-danger: #ef4444;
    --cal-danger-hover: #dc2626;
    --cal-danger-light: #fee2e2;
    --cal-warning: #f59e0b;
    --cal-warning-light: #fef3c7;
    /* Нейтральные */
    --cal-bg: #ffffff;
    --cal-bg-subtle: #f8fafc;
    --cal-border: #e2e8f0;
    --cal-border-light: #f1f5f9;
    --cal-text: #1e293b;
    --cal-text-muted: #64748b;
    --cal-text-light: #94a3b8;
    /* Тени */
    --cal-shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --cal-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --cal-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    /* Радиусы */
    --cal-radius-sm: 6px;
    --cal-radius: 8px;
    --cal-radius-lg: 12px;
    --cal-radius-xl: 16px;
    /* Переходы */
    --cal-transition: all 0.2s ease;
}

/* ===== КОНТЕЙНЕР КАЛЕНДАРЯ ===== */
.calendar-container {
    height: calc(100vh - 64px);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    position: relative;
    background: linear-gradient(135deg, var(--cal-bg-subtle) 0%, var(--cal-border-light) 100%);
}

/* ===== ХЕДЕР ===== */
.calendar-header {
    padding: 16px 24px;
    border-bottom: 1px solid var(--cal-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 20;
    box-shadow: var(--cal-shadow-sm);
    flex-wrap: wrap;
}

.calendar-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--cal-text);
    text-transform: capitalize;
    min-width: 180px;
    text-align: center;
    letter-spacing: -0.02em;
}

.nav-controls {
    display: flex;
    align-items: center;
    gap: 8px;
}

/* ===== КНОПКИ ===== */
.btn-calendar {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: var(--cal-radius);
    border: 1px solid transparent;
    cursor: pointer;
    transition: var(--cal-transition);
    text-decoration: none;
}

    .btn-calendar:focus {
        outline: none;
        box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.3);
    }

.btn-calendar-primary {
    background: var(--cal-primary);
    color: white;
    border-color: var(--cal-primary);
}

    .btn-calendar-primary:hover {
        background: var(--cal-primary-hover);
        border-color: var(--cal-primary-hover);
        transform: translateY(-1px);
        box-shadow: var(--cal-shadow);
    }

.btn-calendar-outline {
    background: transparent;
    color: var(--cal-primary);
    border-color: var(--cal-border);
}

    .btn-calendar-outline:hover {
        background: var(--cal-primary-light);
        border-color: var(--cal-primary);
    }

.btn-calendar-ghost {
    background: transparent;
    color: var(--cal-text-muted);
    border-color: transparent;
}

    .btn-calendar-ghost:hover {
        background: var(--cal-bg-subtle);
        color: var(--cal-text);
    }

.btn-calendar-sm {
    padding: 6px 12px;
    font-size: 0.8125rem;
}

.btn-calendar-icon {
    padding: 8px;
    border-radius: var(--cal-radius);
}

/* ===== ГРУППА КНОПОК ===== */
.btn-group-calendar {
    display: inline-flex;
    border-radius: var(--cal-radius);
    overflow: hidden;
    border: 1px solid var(--cal-border);
}

    .btn-group-calendar .btn-calendar {
        border-radius: 0;
        border: none;
        border-right: 1px solid var(--cal-border);
    }

        .btn-group-calendar .btn-calendar:last-child {
            border-right: none;
        }

        .btn-group-calendar .btn-calendar.active {
            background: var(--cal-primary);
            color: white;
        }

/* ===== ЧИПЫ СТАТУСОВ ===== */
.chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    font-size: 0.8125rem;
    font-weight: 500;
    border-radius: 9999px;
    cursor: pointer;
    transition: var(--cal-transition);
    border: 2px solid transparent;
    user-select: none;
}

    .chip:hover {
        transform: translateY(-1px);
        box-shadow: var(--cal-shadow-sm);
    }

    .chip:active {
        transform: scale(0.95);
    }

.chip-default {
    background: var(--cal-bg-subtle);
    color: var(--cal-text-muted);
    border-color: var(--cal-border);
}

.chip-primary {
    background: var(--cal-primary);
    color: white;
    border-color: var(--cal-primary);
}

.chip-success {
    background: var(--cal-success);
    color: white;
    border-color: var(--cal-success);
}

.chip-danger {
    background: var(--cal-danger);
    color: white;
    border-color: var(--cal-danger);
}

/* ===== ФИЛЬТРЫ ===== */
.filters-compact {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 16px;
    background: white;
    border-radius: var(--cal-radius-lg);
    box-shadow: var(--cal-shadow-sm);
}

.filter-section {
    display: flex;
    align-items: center;
    gap: 8px;
}

.filter-divider {
    width: 1px;
    height: 32px;
    background: var(--cal-border);
}

/* ===== СЕЛЕКТ ===== */
.select-calendar {
    padding: 8px 12px;
    font-size: 0.875rem;
    border: 1px solid var(--cal-border);
    border-radius: var(--cal-radius);
    background: white;
    color: var(--cal-text);
    cursor: pointer;
    min-width: 180px;
    transition: var(--cal-transition);
}

    .select-calendar:focus {
        outline: none;
        border-color: var(--cal-primary);
        box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
    }

/* ===== ОБЛАСТЬ КАЛЕНДАРЯ ===== */
.calendar-wrapper {
    flex-grow: 1;
    position: relative;
    width: 100%;
    height: 100%;
    padding: 16px;
    overflow: auto;
}

/* ===== FULLCALENDAR СТИЛИ ===== */
.fc {
    background: white;
    border-radius: var(--cal-radius-lg);
    box-shadow: var(--cal-shadow);
    overflow: hidden;
    font-family: inherit;
}

.fc-theme-standard td,
.fc-theme-standard th {
    border-color: var(--cal-border);
}

.fc-theme-standard .fc-scrollgrid {
    border-color: var(--cal-border);
}

/* Заголовки колонок */
.fc .fc-col-header-cell {
    background: var(--cal-bg-subtle);
    font-weight: 600;
    color: var(--cal-text-muted);
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.05em;
    padding: 12px 8px;
}

.fc .fc-col-header-cell-cushion {
    padding: 12px 8px;
}

/* Временные слоты */
.fc .fc-timegrid-slot {
    height: 3em;
    border-color: var(--cal-border-light);
}

.fc .fc-timegrid-slot-label {
    color: var(--cal-text-muted);
    font-size: 0.75rem;
    font-weight: 500;
}

.fc .fc-timegrid-slot-label-cushion {
    padding: 0 8px;
}

/* Индикатор текущего времени */
.fc .fc-timegrid-now-indicator-line {
    border-color: var(--cal-danger);
    border-width: 2px;
}

.fc .fc-timegrid-now-indicator-arrow {
    border-color: var(--cal-danger);
    border-top-color: transparent;
    border-bottom-color: transparent;
}

/* Сегодняшний день */
.fc .fc-day-today {
    background: rgba(59, 130, 246, 0.05) !important;
}

/* ===== СОБЫТИЯ ===== */
.fc-event {
    border: none !important;
    border-radius: var(--cal-radius) !important;
    font-size: 0.8125rem;
    cursor: pointer;
    transition: var(--cal-transition);
    overflow: hidden;
}

    .fc-event:hover {
        transform: translateY(-1px);
        box-shadow: var(--cal-shadow);
    }

.fc-event-main {
    padding: 4px 8px;
}

.fc-event-title {
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.fc-event-time {
    font-size: 0.75rem;
    opacity: 0.9;
}

/* Запланированные */
.event-planned,
.fc-event.event-planned {
    background: linear-gradient(135deg, var(--cal-primary) 0%, var(--cal-primary-hover) 100%) !important;
    border-left: 4px solid var(--cal-primary-hover) !important;
    color: white;
}

/* Завершенные */
.event-completed,
.fc-event.event-completed {
    background: linear-gradient(135deg, var(--cal-success) 0%, var(--cal-success-hover) 100%) !important;
    border-left: 4px solid var(--cal-success-hover) !important;
    color: white;
}

/* Отмененные */
.event-canceled,
.fc-event.event-canceled {
    background: var(--cal-bg-subtle) !important;
    border-left: 4px solid var(--cal-border) !important;
    color: var(--cal-text-muted);
    opacity: 0.7;
}

    .event-canceled .fc-event-title,
    .event-canceled .fc-event-time {
        text-decoration: line-through;
    }

    .event-canceled:hover {
        transform: none;
        box-shadow: none;
        cursor: not-allowed;
    }

/* Цена события */
.event-price {
    font-size: 0.75rem;
    font-weight: 700;
    margin-top: 2px;
    opacity: 0.95;
}

/* ===== ЛОАДЕР ===== */
.calendar-loader {
    position: absolute;
    inset: 0;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(4px);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 50;
    gap: 16px;
}

.loader-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--cal-border);
    border-top-color: var(--cal-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.loader-text {
    color: var(--cal-text-muted);
    font-size: 0.875rem;
    font-weight: 500;
}

/* ===== FAB КНОПКА ===== */
.fab-calendar {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--cal-primary);
    color: white;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--cal-shadow-lg);
    transition: var(--cal-transition);
    z-index: 100;
}

    .fab-calendar:hover {
        background: var(--cal-primary-hover);
        transform: scale(1.1);
        box-shadow: 0 12px 24px rgba(59, 130, 246, 0.3);
    }

    .fab-calendar svg {
        width: 24px;
        height: 24px;
    }

/* ===== DRAWER (ШТОРКА) ===== */
.drawer-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 200;
    opacity: 0;
    visibility: hidden;
    transition: var(--cal-transition);
}

    .drawer-overlay.open {
        opacity: 1;
        visibility: visible;
    }

.drawer-calendar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: white;
    border-radius: var(--cal-radius-xl) var(--cal-radius-xl) 0 0;
    max-height: 80vh;
    overflow-y: auto;
    z-index: 201;
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.drawer-overlay.open .drawer-calendar {
    transform: translateY(0);
}

.drawer-handle {
    width: 40px;
    height: 4px;
    background: var(--cal-border);
    border-radius: 2px;
    margin: 12px auto;
}

.drawer-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--cal-border);
}

.drawer-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--cal-text);
}

.drawer-section {
    padding: 16px 20px;
    border-bottom: 1px solid var(--cal-border-light);
}

    .drawer-section:last-child {
        border-bottom: none;
    }

.drawer-section-title {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--cal-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 12px;
}

/* ===== ДИАЛОГ ===== */
.dialog-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 300;
    padding: 16px;
    opacity: 0;
    visibility: hidden;
    transition: var(--cal-transition);
}

    .dialog-overlay.open {
        opacity: 1;
        visibility: visible;
    }

.dialog-calendar {
    background: white;
    border-radius: var(--cal-radius-xl);
    width: 100%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--cal-shadow-lg);
    transform: scale(0.95);
    transition: transform 0.2s ease;
}

.dialog-overlay.open .dialog-calendar {
    transform: scale(1);
}

.dialog-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    border-bottom: 1px solid var(--cal-border);
}

.dialog-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--cal-text);
}

.dialog-body {
    padding: 24px;
}

.dialog-footer {
    display: flex;
    gap: 12px;
    justify-content: flex-end;
    padding: 16px 24px;
    border-top: 1px solid var(--cal-border);
    background: var(--cal-bg-subtle);
}

/* ===== ФОРМА ===== */
.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--cal-text);
    margin-bottom: 6px;
}

.form-input {
    width: 100%;
    padding: 10px 14px;
    font-size: 0.9375rem;
    border: 1px solid var(--cal-border);
    border-radius: var(--cal-radius);
    background: white;
    color: var(--cal-text);
    transition: var(--cal-transition);
}

    .form-input:focus {
        outline: none;
        border-color: var(--cal-primary);
        box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
    }

    .form-input::placeholder {
        color: var(--cal-text-light);
    }

.form-textarea {
    min-height: 100px;
    resize: vertical;
}

/* ===== СПИСОК СПЕЦИАЛИСТОВ ===== */
.specialist-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.specialist-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border-radius: var(--cal-radius);
    cursor: pointer;
    transition: var(--cal-transition);
    border: 2px solid transparent;
}

    .specialist-item:hover {
        background: var(--cal-bg-subtle);
    }

    .specialist-item.active {
        background: var(--cal-primary-light);
        border-color: var(--cal-primary);
    }

.specialist-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--cal-primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 1rem;
}

.specialist-name {
    font-weight: 500;
    color: var(--cal-text);
}

/* ===== АДАПТИВНОСТЬ ===== */

/* Планшеты */
@media (max-width: 1024px) {
    .calendar-header {
        padding: 14px 20px;
    }

    .calendar-title {
        font-size: 1.35rem;
        min-width: 160px;
    }

    .calendar-wrapper {
        padding: 12px;
    }

    .fc .fc-timegrid-slot {
        height: 2.5em;
    }

    .filters-compact {
        gap: 8px;
        padding: 6px 12px;
    }
}

/* Мобильные */
@media (max-width: 768px) {
    .calendar-container {
        height: calc(100vh - 56px);
    }

    .calendar-header {
        padding: 12px 16px;
        flex-wrap: wrap;
    }

    .calendar-title {
        font-size: 1.125rem;
        order: 1;
        width: 100%;
        margin-bottom: 8px;
        text-align: left;
    }

    .nav-controls {
        order: 2;
        width: 100%;
        justify-content: space-between;
    }

    .calendar-wrapper {
        padding: 8px;
    }

    .fc {
        border-radius: var(--cal-radius);
    }

        .fc .fc-timegrid-slot {
            height: 2.5em !important;
        }

    .fc-event {
        font-size: 0.75rem !important;
    }

    .fc .fc-col-header-cell {
        font-size: 0.65rem;
        padding: 8px 4px;
    }

    .fab-calendar {
        bottom: 20px;
        right: 20px;
    }

    /* Скрыть десктопные элементы */
    .desktop-only {
        display: none !important;
    }
}

/* Очень маленькие экраны */
@media (max-width: 450px) {
    .calendar-header {
        padding: 10px 12px;
    }

    .calendar-title {
        font-size: 1rem;
    }

    .calendar-wrapper {
        padding: 6px;
    }

    .fab-calendar {
        bottom: 16px;
        right: 16px;
        width: 48px;
        height: 48px;
    }
}

/* Большие экраны */
@media (min-width: 1920px) {
    .calendar-container {
        max-width: 1920px;
        margin: 0 auto;
    }

    .calendar-title {
        font-size: 1.75rem;
    }

    .fc .fc-timegrid-slot {
        height: 4em;
    }
}

/* ===== DARK MODE ===== */
@media (prefers-color-scheme: dark) {
    :root {
        --cal-bg: #1e293b;
        --cal-bg-subtle: #0f172a;
        --cal-border: #334155;
        --cal-border-light: #1e293b;
        --cal-text: #f1f5f9;
        --cal-text-muted: #94a3b8;
        --cal-text-light: #64748b;
    }

    .calendar-container {
        background: linear-gradient(135deg, var(--cal-bg) 0%, var(--cal-bg-subtle) 100%);
    }

    .calendar-header {
        background: rgba(30, 41, 59, 0.95);
    }

    .fc {
        background: var(--cal-bg);
    }

        .fc .fc-col-header-cell {
            background: var(--cal-bg-subtle);
            color: var(--cal-text-muted);
        }

    .filters-compact,
    .drawer-calendar,
    .dialog-calendar {
        background: var(--cal-bg);
    }

    .form-input,
    .select-calendar {
        background: var(--cal-bg-subtle);
        border-color: var(--cal-border);
        color: var(--cal-text);
    }
}

/* ===== АНИМАЦИИ ===== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fade-in {
    animation: fadeIn 0.3s ease;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-slide-up {
    animation: slideUp 0.4s ease;
}