/* SmartStock - Основные стили */
/* Цветовая палитра:
   - Фон страниц: #F3F6FD
   - Фон карточек: #FFFFFF
   - Текст: #070F26
   - Акцент (кнопки): #123273
   - Границы: #F2F2F2
   - Hover/Subtle: #E4E9FC
*/

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: #F3F6FD;
    color: #070F26;
    line-height: 1.6;
}

body.mobile-nav-open {
    overflow: hidden;
}

/* Спиннер загрузки */
.spinner {
    border: 3px solid rgba(18, 50, 115, 0.3);
    border-radius: 50%;
    border-top: 3px solid #123273;
    width: 20px;
    height: 20px;
    animation: spin 1s linear infinite;
    display: inline-block;
    vertical-align: middle;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Анимация появления */
.fade-in {
    animation: fadeIn 0.3s ease-in;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* Карточка товара */
.product-card {
    transition: transform 0.2s, box-shadow 0.2s;
}

.product-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

/* Статусы товаров */
.status-in-stock {
    background-color: #10B981;
    color: white;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 12px;
}

.status-low-stock {
    background-color: #F59E0B;
    color: white;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 12px;
}

.status-out-of-stock {
    background-color: #EF4444;
    color: white;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 12px;
}

/* Таблица товаров */
.table-row-hover:hover {
    background-color: #E4E9FC;
    transition: background-color 0.2s;
}

/* Уведомления (Toast) */
.toast {
    position: fixed;
    top: 1rem;
    right: 1rem;
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    color: white;
    font-weight: 500;
    z-index: 9999;
    animation: slideIn 0.3s ease-out;
}

.toast-success {
    background-color: #10B981;
}

.toast-error {
    background-color: #EF4444;
}

.toast-info {
    background-color: #123273;
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* Кнопки */
.btn-primary {
    background-color: #123273;
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.2s;
}

.btn-primary:hover {
    background-color: #0f285e;
}

.btn-secondary {
    background-color: #E4E9FC;
    color: #123273;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.2s;
}

.btn-secondary:hover {
    background-color: #d0d8f8;
}

.btn-danger {
    background-color: #EF4444;
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.2s;
}

.btn-danger:hover {
    background-color: #dc2626;
}

/* Карточки */
.card {
    background-color: #FFFFFF;
    border: 1px solid #F2F2F2;
    border-radius: 0.75rem;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    padding: 1.5rem;
}

.card-header {
    font-size: 1.125rem;
    font-weight: 700;
    color: #070F26;
    margin-bottom: 1rem;
}

/* Инпуты */
.input-field {
    width: 100%;
    padding: 0.5rem 1rem;
    border: 1px solid #F2F2F2;
    border-radius: 0.5rem;
    font-size: 0.875rem;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.input-field:focus {
    outline: none;
    border-color: #123273;
    box-shadow: 0 0 0 3px rgba(18, 50, 115, 0.1);
}

/* Таблицы */
.data-table {
    width: 100%;
    border-collapse: collapse;
    background-color: #FFFFFF;
}

.data-table thead {
    background-color: #F3F6FD;
}

.data-table th {
    text-align: left;
    padding: 0.75rem 1rem;
    font-size: 0.875rem;
    font-weight: 600;
    color: #6B7280;
    border-bottom: 1px solid #F2F2F2;
}

.data-table td {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid #F2F2F2;
    font-size: 0.875rem;
}

.data-table tbody tr:hover {
    background-color: #E4E9FC;
}

/* Бейджи */
.badge {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 0.25rem;
}

.badge-success {
    background-color: #D1FAE5;
    color: #065F46;
}

.badge-warning {
    background-color: #FEF3C7;
    color: #92400E;
}

.badge-danger {
    background-color: #FEE2E2;
    color: #991B1B;
}

.badge-info {
    background-color: #E4E9FC;
    color: #123273;
}

/* Графики */
.chart-container {
    position: relative;
    width: 100%;
    height: 300px;
}

/* Sidebar */
.sidebar {
    position: fixed;
    left: 0;
    top: 0;
    height: 100vh;
    width: 16rem;
    background-color: #FFFFFF;
    border-right: 1px solid #F2F2F2;
    padding: 1rem;
    z-index: 50;
    overflow-y: auto;
}

.mobile-nav-toggle {
    display: none;
    position: fixed;
    top: 0.75rem;
    left: 0.75rem;
    z-index: 60;
    width: 2.5rem;
    height: 2.5rem;
    border: 1px solid #F2F2F2;
    border-radius: 0.625rem;
    background: #FFFFFF;
    color: #123273;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    line-height: 1;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.mobile-nav-overlay {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 45;
    background: rgba(7, 15, 38, 0.35);
}

.sidebar-logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: #123273;
    margin-bottom: 1rem;
}

.sidebar-logo-link {
    display: block;
    text-decoration: none;
    color: inherit;
}

.sidebar-logo-link:hover .sidebar-logo {
    opacity: 0.8;
}

.sidebar-nav {
    list-style: none;
    space-y: 0.5rem;
}

.sidebar-nav li {
    margin-bottom: 0.5rem;
}

.sidebar-nav a {
    display: block;
    padding: 0.75rem 1rem;
    border-radius: 0.5rem;
    color: #123273;
    font-weight: 500;
    text-decoration: none;
    transition: background-color 0.2s;
}

.sidebar-nav a:hover {
    background-color: #E4E9FC;
}

.sidebar-nav a.active {
    background-color: #123273;
    color: white;
}

/* Main content */
.main-content {
    margin-left: 16rem;
    padding: 2rem;
    min-height: 100vh;
}

/* Header */
.page-header {
    margin-bottom: 2rem;
}

.page-title {
    font-size: 1.875rem;
    font-weight: 700;
    color: #070F26;
}

.page-subtitle {
    color: #6B7280;
    margin-top: 0.25rem;
}

/* KPI карточки */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.kpi-card {
    background-color: #FFFFFF;
    border: 1px solid #F2F2F2;
    border-radius: 0.75rem;
    padding: 1.5rem;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.kpi-label {
    font-size: 0.875rem;
    color: #6B7280;
    margin-bottom: 0.5rem;
}

.kpi-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: #123273;
}

.kpi-delta {
    font-size: 0.75rem;
    margin-top: 0.5rem;
}

.kpi-delta.positive {
    color: #10B981;
}

.kpi-delta.negative {
    color: #EF4444;
}

/* Компактные карточки для дашборда */
.card {
    background-color: #FFFFFF;
    border: 1px solid #F2F2F2;
    border-radius: 0.75rem;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

/* Адаптивность для дашборда */
@media (max-width: 1280px) {
    .lg\:col-span-2 {
        grid-column: span 1;
    }
}

/* Вкладки (Tabs) */
.tabs {
    display: flex;
    border-bottom: 1px solid #F2F2F2;
    margin-bottom: 1.5rem;
}

.tab {
    padding: 0.75rem 1.5rem;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    color: #6B7280;
    font-weight: 500;
    transition: all 0.2s;
}

.tab:hover {
    color: #123273;
}

.tab.active {
    color: #123273;
    border-bottom-color: #123273;
}

/* Сетка */
.grid {
    display: grid;
    gap: 1.5rem;
}

.grid-cols-2 {
    grid-template-columns: repeat(2, 1fr);
}

.grid-cols-3 {
    grid-template-columns: repeat(3, 1fr);
}

.grid-cols-4 {
    grid-template-columns: repeat(4, 1fr);
}

/* Flex утилиты */
.flex {
    display: flex;
}

.flex-between {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.flex-center {
    display: flex;
    justify-content: center;
    align-items: center;
}

.gap-2 {
    gap: 0.5rem;
}

.gap-4 {
    gap: 1rem;
}

/* Text утилиты */
.text-muted {
    color: #6B7280;
}

.text-accent {
    color: #123273;
}

.text-success {
    color: #10B981;
}

.text-danger {
    color: #EF4444;
}

.text-warning {
    color: #F59E0B;
}

/* Скрыть элементы */
.hidden {
    display: none !important;
}

/* Адаптивность */
@media (max-width: 1024px) {
    .sidebar {
        width: min(85vw, 20rem);
        max-width: 20rem;
        height: 100vh;
        position: fixed;
        border-right: 1px solid #F2F2F2;
        border-bottom: none;
        transform: translateX(-100%);
        transition: transform 0.25s ease;
        box-shadow: 8px 0 24px rgba(0, 0, 0, 0.12);
    }

    body.mobile-nav-open .sidebar {
        transform: translateX(0);
    }

    .mobile-nav-overlay {
        display: block;
        opacity: 0;
        pointer-events: none;
        transition: opacity 0.2s ease;
    }

    body.mobile-nav-open .mobile-nav-overlay {
        opacity: 1;
        pointer-events: auto;
    }

    .mobile-nav-toggle {
        display: inline-flex;
    }

    .main-content {
        margin-left: 0;
        padding-top: 4rem;
    }

    /* Страницы используют Tailwind-класс ml-64 для основного контента */
    main.ml-64 {
        margin-left: 0 !important;
        padding: 4rem 1.25rem 1.25rem !important;
    }

    /* Блок пользователя/выхода в сайдбаре должен идти в потоке на мобильных */
    .sidebar .absolute.bottom-4.left-4.right-4 {
        position: static;
        margin-top: 1rem;
    }

    .kpi-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .sidebar {
        padding: 0.75rem;
    }

    .sidebar-logo {
        font-size: 1.25rem;
        margin-bottom: 0.75rem;
    }

    .sidebar-nav a,
    .sidebar a {
        padding: 0.625rem 0.75rem;
        font-size: 0.875rem;
    }

    .main-content {
        padding: 4rem 1rem 1rem;
    }

    main.ml-64 {
        padding: 4rem 1rem 1rem !important;
    }

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

    .grid-cols-2,
    .grid-cols-3,
    .grid-cols-4 {
        grid-template-columns: 1fr;
    }

    .tabs {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    .tab {
        white-space: nowrap;
        padding: 0.625rem 1rem;
        font-size: 0.875rem;
    }

    .toast {
        left: 1rem;
        right: 1rem;
        width: auto;
        top: 0.75rem;
    }
}