/* ==========================================
   ROOT ПЕРЕМЕННЫЕ (ТЕМНАЯ ТЕМА ПО УМОЛЧАНИЮ)
   ========================================== */
:root {
    --bg-body: #111827;
    --bg-sidebar: #1f2937;
    --bg-card: #1f2937;
    --bg-input: #374151;
    --text-main: #f9fafb;
    --text-muted: #9ca3af;
    --border-color: #374151;
    --primary: #3b82f6;
    --primary-hover: #60a5fa;
    --shadow: 0 1px 3px rgba(0,0,0,0.5);
    --danger: #ef4444;
    --success: #10b981;
    --warning: #f59e0b;
}

[data-theme="light"] {
    --bg-body: #f4f6f9;
    --bg-sidebar: #ffffff;
    --bg-card: #ffffff;
    --bg-input: #f9fafb;
    --text-main: #1a1a1a;
    --text-muted: #6b7280;
    --border-color: #e5e7eb;
    --shadow: 0 1px 3px rgba(0,0,0,0.1);
}

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

body {
    font-family: 'Inter', sans-serif;
    background: var(--bg-body);
    color: var(--text-main);
    transition: background 0.3s, color 0.3s;
}

/* ==========================================
   КОНТЕЙНЕР
   ========================================== */
.app-container {
    display: flex;
    min-height: 100vh;
}

/* ==========================================
   САЙДБАР
   ========================================== */
.sidebar {
    width: 250px;
    background: var(--bg-sidebar);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    padding: 20px 0;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 100;
    transition: transform 0.3s ease;
    overflow-y: auto;
}

.sidebar-header h2 {
    font-weight: 700;
    font-size: 1.2rem;
    padding: 0 20px 20px;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 20px;
    color: var(--primary);
}

.sidebar-nav {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 0 12px;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 14px;
    color: var(--text-muted);
    text-decoration: none;
    border-radius: 8px;
    transition: 0.2s;
    font-weight: 500;
    font-size: 0.9rem;
}

.nav-item:hover {
    background: var(--bg-body);
    color: var(--text-main);
}
.nav-item.active {
    background: var(--primary);
    color: white;
}
.nav-item.active:hover {
    background: var(--primary-hover);
}

.nav-icon { font-size: 1.2rem; }

.sidebar-footer {
    padding: 16px 20px;
    border-top: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.theme-btn {
    background: var(--bg-input);
    color: var(--text-main);
    border: 1px solid var(--border-color);
    padding: 8px 14px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.85rem;
    font-weight: 500;
    transition: 0.2s;
    width: 100%;
    font-family: inherit;
}
.theme-btn:hover { background: var(--border-color); }

.logout-link {
    display: block;
    padding: 8px 14px;
    border-radius: 6px;
    color: var(--danger);
    font-weight: 500;
    font-size: 0.85rem;
    text-align: center;
    transition: 0.2s;
    text-decoration: none;
    border: 1px solid transparent;
}
.logout-link:hover {
    background: rgba(239, 68, 68, 0.1);
    border-color: var(--danger);
}

/* ==========================================
   ОСНОВНОЙ КОНТЕНТ
   ========================================== */
.main-content {
    flex: 1;
    margin-left: 250px;
    min-height: 100vh;
}

.topbar {
    height: 60px;
    border-bottom: 1px solid var(--border-color);
    background: var(--bg-sidebar);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 30px;
    position: sticky;
    top: 0;
    z-index: 50;
}

.hamburger {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-main);
    cursor: pointer;
}

.user-info {
    color: var(--text-muted);
    font-size: 0.9rem;
}
.user-info strong { color: var(--text-main); }

.content-wrapper { padding: 30px; max-width: 1400px; margin: 0 auto; }

/* ==========================================
   ЛОГИН
   ========================================== */
.login-container {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-body);
}

.login-box {
    background: var(--bg-sidebar);
    padding: 40px;
    border-radius: 12px;
    box-shadow: var(--shadow);
    width: 100%;
    max-width: 400px;
    border: 1px solid var(--border-color);
}
.login-box h2 { font-size: 1.5rem; margin-bottom: 5px; }
.login-box p { color: var(--text-muted); margin-bottom: 30px; font-size: 0.9rem; }

/* ==========================================
   КОМПОНЕНТЫ
   ========================================== */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    flex-wrap: wrap;
    gap: 10px;
}
.page-header h1 { font-weight: 700; font-size: 1.6rem; }

.badge {
    background: var(--bg-sidebar);
    padding: 4px 14px;
    border-radius: 20px;
    font-size: 0.8rem;
    border: 1px solid var(--border-color);
    color: var(--text-muted);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--bg-card);
    padding: 18px 20px;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow);
    transition: 0.3s;
}
.stat-card:hover { border-color: var(--primary); }
.stat-header { color: var(--text-muted); font-size: 0.85rem; font-weight: 500; }
.stat-value { font-size: 1.8rem; font-weight: 700; margin: 6px 0; }
.stat-detail { font-size: 0.8rem; font-weight: 500; }

.table-section {
    background: var(--bg-card);
    border-radius: 10px;
    border: 1px solid var(--border-color);
    padding: 20px;
    box-shadow: var(--shadow);
    margin-bottom: 20px;
}
.table-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}
.table-header h3, .table-header h4 { font-weight: 600; }

.data-table {
    width: 100%;
    border-collapse: collapse;
}
.data-table th {
    text-align: left;
    padding: 10px 0;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-muted);
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}
.data-table td {
    padding: 12px 0;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.9rem;
}
.data-table tr:last-child td { border-bottom: none; }
.data-table tbody tr:hover { background: var(--bg-body); }

.link-btn {
    color: var(--primary);
    text-decoration: none;
    font-size: 0.85rem;
    padding: 4px 8px;
    border-radius: 4px;
    transition: 0.2s;
    display: inline-block;
}
.link-btn:hover { background: rgba(59, 130, 246, 0.1); }

.sub-text { color: var(--text-muted); font-size: 0.8rem; }

/* ==========================================
   СТАТУСЫ
   ========================================== */
.status-badge {
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 0.7rem;
    font-weight: 600;
    display: inline-block;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}
.status-badge.in-progress, .status-badge.warning {
    background: rgba(245, 158, 11, 0.15);
    color: var(--warning);
}
.status-badge.done, .status-badge.success {
    background: rgba(16, 185, 129, 0.15);
    color: var(--success);
}
.status-badge.danger {
    background: rgba(239, 68, 68, 0.15);
    color: var(--danger);
}
.status-badge.muted {
    background: rgba(156, 163, 175, 0.15);
    color: var(--text-muted);
}

/* ==========================================
   КНОПКИ
   ========================================== */
.btn-primary {
    background: var(--primary);
    color: white;
    border: none;
    padding: 8px 20px;
    border-radius: 6px;
    font-weight: 600;
    cursor: pointer;
    transition: 0.2s;
    text-decoration: none;
    display: inline-block;
    font-family: inherit;
    font-size: 0.9rem;
}
.btn-primary:hover { background: var(--primary-hover); }

.btn-secondary {
    background: var(--bg-input);
    color: var(--text-main);
    border: 1px solid var(--border-color);
    padding: 8px 16px;
    border-radius: 6px;
    font-weight: 500;
    cursor: pointer;
    transition: 0.2s;
    text-decoration: none;
    display: inline-block;
    font-family: inherit;
    font-size: 0.9rem;
}
.btn-secondary:hover { background: var(--border-color); }

.btn-danger {
    background: var(--danger);
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 6px;
    font-weight: 600;
    cursor: pointer;
    transition: 0.2s;
    text-decoration: none;
    display: inline-block;
    font-family: inherit;
    font-size: 0.9rem;
}
.btn-danger:hover { opacity: 0.85; }

/* ==========================================
   ФОРМЫ
   ========================================== */
.form-group { margin-bottom: 16px; }
.form-group label {
    display: block;
    margin-bottom: 6px;
    font-weight: 500;
    font-size: 0.9rem;
    color: var(--text-muted);
}
.form-group input, .form-group select, .form-group textarea {
    width: 100%;
    padding: 10px 14px;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    color: var(--text-main);
    font-size: 0.95rem;
    font-family: inherit;
    transition: 0.2s;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
}
.form-group textarea { resize: vertical; min-height: 80px; }

.error-message {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
    padding: 10px 14px;
    border-radius: 6px;
    border: 1px solid var(--danger);
    margin-bottom: 16px;
}

/* ==========================================
   КНОПКА СБРОСИТЬ С АКТИВНЫМ ФИЛЬТРОМ
   ========================================== */
a.btn-secondary.has-filter {
    background: var(--danger);
    color: white;
    border-color: var(--danger);
}
a.btn-secondary.has-filter:hover { background: #dc2626; border-color: #dc2626; }

/* ==========================================
   АДАПТИВНОСТЬ
   ========================================== */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        width: 280px;
    }
    .sidebar.open { transform: translateX(0); }
    .hamburger { display: block; }
    .main-content { margin-left: 0; }
    .topbar { padding: 0 16px; }
    .content-wrapper { padding: 16px; }
    .stats-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
    .page-header h1 { font-size: 1.3rem; }
    .stat-card { padding: 14px 16px; }
    .stat-value { font-size: 1.4rem; }
    .data-table { font-size: 0.8rem; }
    .data-table th, .data-table td { padding: 8px 0; }
}

@media (max-width: 480px) {
    .stats-grid { grid-template-columns: 1fr 1fr; gap: 8px; }
    .stat-card { padding: 10px 12px; }
    .stat-value { font-size: 1.2rem; }
    .stat-header { font-size: 0.7rem; }
    .data-table { font-size: 0.7rem; }
    .data-table th, .data-table td { padding: 6px 0; }
    .content-wrapper { padding: 10px; }
    .page-header h1 { font-size: 1.1rem; }
}

/* ==========================================
   ТЕМНАЯ ТЕМА - ОБЩИЕ СТИЛИ ДЛЯ ФИЛЬТРОВ
   ========================================== */

[data-theme="dark"] select,
[data-theme="dark"] .dark-select {
    background-color: #1f2937 !important;
    color: #f3f4f6 !important;
    border-color: #374151 !important;
}

[data-theme="dark"] select option,
[data-theme="dark"] .dark-select option {
    background-color: #1f2937 !important;
    color: #f3f4f6 !important;
}

[data-theme="dark"] select:hover,
[data-theme="dark"] .dark-select:hover {
    border-color: #4b5563 !important;
}

[data-theme="dark"] select:focus,
[data-theme="dark"] .dark-select:focus {
    border-color: var(--primary) !important;
    outline: none !important;
    box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.3) !important;
}

[data-theme="dark"] input[type="text"],
[data-theme="dark"] input[type="number"],
[data-theme="dark"] input[type="date"],
[data-theme="dark"] input[type="password"],
[data-theme="dark"] textarea {
    background-color: #1f2937 !important;
    color: #f3f4f6 !important;
    border-color: #374151 !important;
}

[data-theme="dark"] input[type="text"]:focus,
[data-theme="dark"] input[type="number"]:focus,
[data-theme="dark"] input[type="date"]:focus,
[data-theme="dark"] input[type="password"]:focus,
[data-theme="dark"] textarea:focus {
    border-color: var(--primary) !important;
    outline: none !important;
    box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.3) !important;
}

[data-theme="dark"] input[type="text"]::placeholder,
[data-theme="dark"] input[type="number"]::placeholder,
[data-theme="dark"] input[type="date"]::placeholder,
[data-theme="dark"] input[type="password"]::placeholder,
[data-theme="dark"] textarea::placeholder {
    color: #6b7280 !important;
}

[data-theme="dark"] input[type="date"]::-webkit-calendar-picker-indicator {
    filter: invert(1);
}