/* ==================== АДМИН ПАНЕЛЬ ==================== */

/* Основная структура */
.admin-page {
    display: grid;
    grid-template-columns: 250px 1fr;
    min-height: 100dvh;
    background: var(--gray-light);
    padding-bottom: max(20px, env(safe-area-inset-bottom));
}

/* Сайдбар */
.sidebar {
    background: linear-gradient(180deg, var(--primary) 0%, var(--dark) 100%);
    color: var(--white);
    box-shadow: var(--shadow-lg);
    display: flex;
    flex-direction: column;
    position: sticky;
    top: 0;
    height: 100vh;
    overflow-y: auto;
}

.sidebar-header {
    padding: var(--spacing-lg);
    border-bottom: 2px solid rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.sidebar-header-close {
    display: none;
    background: none;
    border: none;
    color: rgba(255, 255, 255, 0.8);
    font-size: var(--font-size-xl);
    cursor: pointer;
    padding: var(--spacing-xs);
    border-radius: var(--radius-sm);
    transition: all var(--transition-base);
}

.sidebar-header-close:hover {
    background: rgba(255, 255, 255, 0.2);
    color: var(--white);
}

@media (max-width: 1024px) {
    .sidebar-header-close {
        display: block;
    }
}


.sidebar-title {
    font-size: var(--font-size-lg);
    margin: 0;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.sidebar-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--white);
    font-size: var(--font-size-lg);
    cursor: pointer;
}

.sidebar-nav {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: var(--spacing-lg) 0;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    padding: var(--spacing-lg);
    color: rgba(255, 255, 255, 0.8);
    cursor: pointer;
    transition: all var(--transition-base);
    border-left: 3px solid transparent;
}

.nav-item:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--white);
}

.nav-item.active {
    background: rgba(255, 255, 255, 0.15);
    color: var(--secondary);
    border-left-color: var(--secondary);
}

.nav-item .icon {
    font-size: var(--font-size-xl);
}

.nav-item .label {
    font-weight: 500;
}

.nav-exit {
    margin-top: auto;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-bottom: max(20px, env(safe-area-inset-bottom));
}




/* Главное содержимое */
.admin-main {
    display: flex;
    flex-direction: column;
}

.admin-header {
    background: var(--white);
    padding: var(--spacing-lg) var(--spacing-2xl);
    box-shadow: var(--shadow-md);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
}

.admin-header h1 {
    margin: 0;
    color: var(--primary);
}

.header-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.btn-logout {
    background: var(--error);
    color: var(--white);
    border: none;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
}

.btn-logout:hover {
    background: darken(var(--error), 10%);
    transform: translateY(-2px);
}

/* Содержимое админ-панели */
.admin-content {
    flex: 1;
    padding: var(--spacing-2xl);
    overflow-y: auto;
}

.section {
    display: none;
    animation: fadeIn 0.3s ease-out;
}

.section.active {
    display: block;
}

/* Панель управления */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
}

.stat-card {
    background: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: all var(--transition-base);
    border-top: 4px solid var(--primary);
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.stat-card h3 {
    font-size: var(--font-size-base);
    color: var(--gray-dark);
    margin-bottom: var(--spacing-md);
    font-weight: 400;
}

.stat-value {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    color: var(--primary);
    margin: 0;
}

.stat-value.confirmed {
    color: var(--success);
}

.stat-value.pending {
    color: var(--warning);
}

.dashboard-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--spacing-2xl);
}

.dashboard-section {
    background: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.dashboard-section h2 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-lg);
    color: var(--primary);
}

.recent-responses {
    max-height: 400px;
    overflow-y: auto;
}

.response-item {
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--gray-light);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.response-item:last-child {
    border-bottom: none;
}

.response-name {
    font-weight: 600;
    color: var(--dark);
}

.response-main {
    min-width: 0;
    flex: 1;
    margin-right: var(--spacing-md);
}

.response-message {
    margin-top: var(--spacing-xs);
    color: var(--gray-dark);
    font-size: var(--font-size-sm);
    line-height: 1.45;
    white-space: normal;
    word-break: break-word;
}

.response-status {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: var(--font-size-xs);
    font-weight: 600;
}

.response-status.confirmed {
    background: rgba(76, 175, 80, 0.2);
    color: var(--success);
}

.response-status.pending {
    background: rgba(244, 67, 54, 0.2);
    color: var(--error);
}

.response-status.no-response {
    background: rgba(255, 152, 0, 0.2);
    color: var(--warning);
}

/* Формы */
.form-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

/* Цветной пикер */
.color-picker-group {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.color-picker-wrapper {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.form-group input[type="color"] {
    width: 60px;
    height: 60px;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
}

.color-preview {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.preview-box {
    height: 150px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

/* Конструктор расписания */
#schedule-items {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.schedule-item {
    display: grid;
    grid-template-columns: 1fr 2fr 1fr;
    gap: var(--spacing-md);
    align-items: end;
    padding: var(--spacing-lg);
    background: var(--gray-light);
    border-radius: var(--radius-md);
}

.schedule-item input {
    padding: var(--spacing-md);
}

.schedule-item button {
    padding: var(--spacing-md);
}

.remove-item-btn {
    background: var(--error);
    color: var(--white);
    border: none;
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
}

.remove-item-btn:hover {
    background: darken(var(--error), 10%);
}

/* Таблицы */
.table-wrapper {
    overflow-x: auto;
    border-radius: var(--radius-lg);
    background: var(--white);
    box-shadow: var(--shadow-md);
}

.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table thead {
    background: linear-gradient(135deg, var(--primary) 0%, var(--dark) 100%);
    color: var(--white);
}

.data-table th,
.data-table td {
    padding: var(--spacing-lg);
    text-align: left;
}

.data-table tbody tr {
    border-bottom: 1px solid var(--gray-light);
    transition: background var(--transition-base);
}

.data-table tbody tr:hover {
    background: var(--gray-light);
}

.action-buttons {
    display: flex;
    gap: var(--spacing-sm);
}

.guest-message-cell {
    max-width: 320px;
    white-space: pre-wrap;
    word-break: break-word;
}

.guest-message-text {
    display: inline-block;
    color: var(--dark);
}

.guest-message-empty {
    color: var(--gray-dark);
}

.btn-small {
    padding: 0.25rem 0.5rem;
    font-size: var(--font-size-xs);
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: all var(--transition-base);
}

.btn-edit {
    background: var(--primary);
    color: var(--white);
}

.btn-edit:hover {
    background: var(--dark);
}

.btn-delete {
    background: var(--error);
    color: var(--white);
}

.btn-delete:hover {
    background: darken(var(--error), 10%);
}

.btn-qr {
    background: var(--secondary);
    color: var(--white);
}

.btn-qr:hover {
    background: #c99560;
}

/* Фильтры */
.filters {
    display: flex;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.filters select {
    padding: var(--spacing-md);
    border: 1px solid var(--gray);
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
}

/* Модальные окна */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal-content {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    max-width: 500px;
    width: 90%;
    box-shadow: var(--shadow-xl);
    position: relative;
    animation: slideInUp 0.3s ease-out;
}

.modal-close {
    position: absolute;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    background: none;
    border: none;
    font-size: var(--font-size-2xl);
    cursor: pointer;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-base);
}

.modal-close:hover {
    color: var(--primary);
}

#qr-image-container {
    text-align: center;
    margin: var(--spacing-lg) 0;
}

#qr-image-container img {
    max-width: 100%;
    border: 3px solid var(--primary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
}

#invitation-link-container {
    margin-top: var(--spacing-lg);
    padding: var(--spacing-lg);
    background: var(--gray-light);
    border-radius: var(--radius-md);
}

#invitation-link-container label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
}

#invitation-link {
    width: 100%;
    padding: var(--spacing-md);
    border: 1px solid var(--gray);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    font-family: monospace;
}

#copy-link {
    width: 100%;
}

/* ==================== АДАПТИВНОСТЬ ==================== */

@media (max-width: 1024px) {
    .admin-page {
        grid-template-columns: 1fr;
    }

.sidebar {
        position: fixed;
        left: -100%;
        top: 0;
        height: 100dvh;
        width: 280px;
        max-width: 85vw;
        z-index: 1000;
        transition: left 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        box-shadow: var(--shadow-xl);
    }



    .sidebar.open {
        left: 0;
    }

    .sidebar::before {
        content: '';
        position: fixed;
        top: 0;
        left: 0;
        width: 100vw;
        height: 100vh;
        background: rgba(0, 0, 0, 0.5);
        z-index: -1;
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    }

    .sidebar.open::before {
        opacity: 1;
        visibility: visible;
    }

.sidebar-toggle {
        display: block;
        position: fixed;
        top: var(--spacing-sm);
        right: var(--spacing-md);
        left: auto;
        z-index: 1001;
        width: 52px;
        height: 52px;
        border-radius: 50%;
        background: var(--primary);
        color: var(--white);
        border: none;
        font-size: var(--font-size-xl);
        display: flex;
        align-items: center;
        justify-content: center;
        box-shadow: var(--shadow-md);
    }


    .sidebar-toggle::before {
        content: '☰';
    }


    .admin-main.open-sidebar {
        padding-left: 0;
    }

    .dashboard-content {
        grid-template-columns: 1fr;
    }
}


@media (max-width: 768px) {
    .admin-header {
        padding: var(--spacing-md) var(--spacing-lg);
    }

    .admin-content {
        padding: var(--spacing-lg);
    }

    .admin-main.sidebar-open {
        position: fixed;
        width: 100%;
        height: 100vh;
        overflow: hidden;
    }

    .admin-main:not(.sidebar-open) .admin-content {
        padding-top: var(--spacing-xl);
    }

    .dashboard-grid {
        grid-template-columns: 1fr;
    }

    .stat-card {
        border-left: 4px solid var(--primary);
        border-top: none;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .schedule-item {
        grid-template-columns: 1fr;
        grid-template-rows: auto auto 1fr;
        gap: var(--spacing-md);
    }

    .schedule-item input {
        width: 100%;
    }

    .color-picker-group {
        grid-template-columns: 1fr;
    }

    .data-table {
        font-size: var(--font-size-sm);
    }

    .data-table th,
    .data-table td {
        padding: var(--spacing-sm);
    }

    .action-buttons {
        flex-direction: column;
        gap: var(--spacing-xs);
    }

    .admin-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-md);
    }

    .header-info {
        width: 100%;
        justify-content: space-between;
    }
}


@media (max-width: 480px) {
    .sidebar {
        width: 90vw;
        max-width: 320px;
    }

    .sidebar-toggle {
        top: var(--spacing-xs);
        right: var(--spacing-sm);
        width: 48px;
        height: 48px;
        font-size: var(--font-size-lg);
    }

    .admin-header {
        padding: var(--spacing-sm) var(--spacing-md);
    }

    .admin-content {
        padding: var(--spacing-md);
    }

    .table-wrapper {
        font-size: var(--font-size-xs);
    }

    .modal-content {
        width: 95%;
        padding: var(--spacing-md);
        margin: var(--spacing-md);
    }

    .btn,
    .btn-small {
        width: 100%;
        margin-bottom: var(--spacing-sm);
    }
}