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

:root {
    --primary-color: #2563eb;
    --primary-hover: #1d4ed8;
    --primary-light: #3b82f6;
    --secondary-color: #64748b;
    --success-color: #10b981;
    --danger-color: #ef4444;
    --warning-color: #f59e0b;
    --info-color: #06b6d4;
    
    /* Светлая тема */
    --bg-main: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-card: #ffffff;
    --bg-sidebar: #1e293b;
    --bg-hover: #f1f5f9;
    --border-color: #e2e8f0;
    --border-light: #f1f5f9;
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    --text-inverse: #ffffff;
    
    /* Тени */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Helvetica Neue", Arial, sans-serif;
    background: radial-gradient(circle at 20% 20%, #eef2ff 0%, #f8fafc 35%, #eef2f7 100%);
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.hidden {
    display: none !important;
}

/* Экран загрузки */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-main);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid var(--border-light);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Экран входа */
.login-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.login-container {
    background: var(--bg-main);
    border-radius: 20px;
    padding: 48px;
    width: 100%;
    max-width: 420px;
    box-shadow: var(--shadow-xl);
}

.login-header {
    text-align: center;
    margin-bottom: 32px;
}

.login-logo {
    width: 80px;
    height: 80px;
    margin-bottom: 16px;
    filter: drop-shadow(0 4px 6px rgba(0, 0, 0, 0.1));
}

.login-header h1 {
    font-size: 32px;
    margin-bottom: 8px;
    color: var(--text-primary);
    font-weight: 600;
}

.login-header p {
    color: var(--text-secondary);
    font-size: 14px;
}

.login-form .form-group {
    margin-bottom: 20px;
}

.login-form label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-primary);
    font-size: 14px;
    font-weight: 500;
}

.login-form label i {
    margin-right: 8px;
    color: var(--primary-color);
}

.login-form input {
    width: 100%;
    padding: 14px 16px;
    border-radius: 10px;
    border: 2px solid var(--border-color);
    background: var(--bg-main);
    color: var(--text-primary);
    font-size: 15px;
    transition: all 0.2s;
}

.login-form input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.error-message {
    background: rgba(239, 68, 68, 0.1);
    border: 2px solid var(--danger-color);
    color: var(--danger-color);
    padding: 12px 16px;
    border-radius: 10px;
    margin-bottom: 16px;
    font-size: 14px;
}

/* Кнопки */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: 10px;
    border: none;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
    box-shadow: var(--shadow-sm);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-hover) 0%, var(--primary-color) 100%);
    box-shadow: var(--shadow-lg);
    transform: translateY(-1px);
}

.btn-outline {
    background: var(--bg-main);
    border: 2px solid var(--border-color);
    color: var(--text-primary);
    box-shadow: var(--shadow-sm);
}

.btn-outline:hover {
    background: var(--bg-hover);
    border-color: var(--primary-color);
    color: var(--primary-color);
    box-shadow: var(--shadow);
}

.btn-danger {
    background: linear-gradient(135deg, var(--danger-color) 0%, #dc2626 100%);
    color: white;
    box-shadow: var(--shadow-md);
}

.btn-danger:hover {
    background: linear-gradient(135deg, #dc2626 0%, var(--danger-color) 100%);
    box-shadow: var(--shadow-lg);
    transform: translateY(-1px);
}

.btn-sm {
    padding: 8px 16px;
    font-size: 12px;
}

/* Переключатель режимов отображения */
.view-toggle {
    display: flex;
    gap: 4px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 2px;
    background: var(--bg-card);
}

.view-toggle-btn {
    padding: 6px 12px;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s;
}

.view-toggle-btn:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.view-toggle-btn.active {
    background: var(--primary-color);
    color: var(--text-inverse);
}

.view-toggle-btn.active:hover {
    background: var(--primary-hover);
}

.form-control-sm {
    padding: 4px 8px;
    font-size: 13px;
    height: auto;
    min-height: 32px;
}

.btn-block {
    width: 100%;
    justify-content: center;
}

/* Основное приложение */
.app {
    display: flex;
    height: 100vh;
    overflow: hidden;
    background: var(--bg-secondary);
}

/* Боковая панель */
.sidebar {
    width: 280px;
    background: var(--bg-sidebar);
    border-right: none;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
    z-index: 100;
}

.sidebar-header {
    padding: 24px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    gap: 12px;
    background: rgba(0, 0, 0, 0.2);
}

.sidebar-logo {
    width: 48px;
    height: 48px;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
}

.sidebar-header h2 {
    font-size: 22px;
    color: var(--text-inverse);
    font-weight: 600;
}

.sidebar-nav {
    flex: 1;
    padding: 16px 0;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 24px;
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: all 0.2s;
    margin: 4px 12px;
    border-radius: 10px;
}

.nav-item:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-inverse);
    transform: translateX(4px);
}

.nav-item.active {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    color: var(--text-inverse);
    box-shadow: var(--shadow-md);
}

.nav-item i {
    width: 20px;
    text-align: center;
    font-size: 18px;
}

.sidebar-footer {
    padding: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(0, 0, 0, 0.2);
}

.user-info {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.user-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    box-shadow: var(--shadow-md);
}

.user-name {
    font-weight: 500;
    font-size: 14px;
    color: var(--text-inverse);
}

.user-role {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.7);
}

/* Основной контент */
.main-content {
    flex: 1;
    overflow-y: auto;
    padding: 36px;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.95) 0%, rgba(248, 250, 252, 0.98) 100%);
}

.page {
    display: none;
}

.page.active {
    display: block;
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 28px;
    padding: 20px 24px;
    border: 1px solid var(--border-color);
    border-radius: 16px;
    background: var(--bg-main);
    box-shadow: var(--shadow-sm);
}

.page-header h1 {
    font-size: 32px;
    font-weight: 600;
    color: var(--text-primary);
    letter-spacing: -0.5px;
}

.page-toolbar {
    display: flex;
    gap: 12px;
    margin-bottom: 24px;
    align-items: center;
}

.search-box {
    flex: 1;
    position: relative;
    max-width: 400px;
}

.search-box i {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
}

.search-box input {
    width: 100%;
    padding: 12px 16px 12px 44px;
    border-radius: 10px;
    border: 2px solid var(--border-color);
    background: var(--bg-main);
    color: var(--text-primary);
    font-size: 14px;
    box-shadow: var(--shadow-sm);
    transition: all 0.2s;
}

.search-box input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1), var(--shadow-sm);
    background: var(--bg-main);
}

.filters {
    display: flex;
    gap: 12px;
}

.form-control {
    padding: 12px 16px;
    border-radius: 10px;
    border: 2px solid var(--border-color);
    background: var(--bg-main);
    color: var(--text-primary);
    font-size: 14px;
    min-width: 150px;
    box-shadow: var(--shadow-sm);
    transition: all 0.2s;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

/* Таблицы */
.table-container {
    background: var(--bg-main);
    border-radius: 18px;
    border: 1px solid var(--border-color);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.table-container:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

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

.data-table thead {
    background: var(--bg-secondary);
}

.data-table th {
    padding: 16px;
    text-align: left;
    font-weight: 600;
    font-size: 12px;
    text-transform: uppercase;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-light);
    letter-spacing: 0.5px;
    user-select: none;
    background: var(--bg-secondary);
}

.data-table th[data-sort] {
    cursor: pointer;
    transition: background-color 0.2s;
    position: relative;
}

.data-table th[data-sort]:hover {
    background: var(--bg-hover);
}

.data-table th[data-sort] .fa-sort {
    margin-left: 4px;
    opacity: 0.5;
    font-size: 10px;
}

.data-table th.sort-asc .fa-sort::before {
    content: '\f0de';
    opacity: 1;
    color: var(--primary-color);
}

.data-table th.sort-desc .fa-sort::before {
    content: '\f0dd';
    opacity: 1;
    color: var(--primary-color);
}

.data-table td {
    padding: 16px;
    border-bottom: 1px solid var(--border-light);
    font-size: 14px;
    color: var(--text-primary);
}

.data-table tbody tr {
    transition: all 0.2s;
}

.data-table tbody tr:hover {
    background: var(--bg-hover);
    transform: translateX(2px);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.02);
}

.data-table tbody tr:last-child td {
    border-bottom: none;
}

/* Дашборд */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    margin-bottom: 32px;
}

.stat-card {
    background: var(--bg-main);
    border-radius: 16px;
    padding: 28px;
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 20px;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.stat-card[style*="cursor: pointer"]:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--primary-light);
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(180deg, var(--primary-color) 0%, var(--primary-light) 100%);
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-color);
}

.stat-icon {
    width: 70px;
    height: 70px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: white;
    box-shadow: var(--shadow-lg);
}

.stat-icon.contacts {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.stat-icon.deals {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

.stat-icon.tasks {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

.stat-icon.revenue {
    background: linear-gradient(135deg, #43e97b 0%, #38f9d7 100%);
}

.stat-value {
    font-size: 32px;
    font-weight: 600;
    margin-bottom: 4px;
    color: var(--text-primary);
    letter-spacing: -0.5px;
}

.stat-label {
    font-size: 14px;
    color: var(--text-secondary);
    font-weight: 400;
    letter-spacing: 0.2px;
}

.dashboard-sections {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

@media (max-width: 1600px) {
    .dashboard-sections {
        grid-template-columns: repeat(2, 1fr);
    }
}

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

.dashboard-section {
    background: var(--bg-main);
    border-radius: 16px;
    padding: 28px;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-md);
}

.dashboard-section h2 {
    font-size: 20px;
    margin-bottom: 20px;
    color: var(--text-primary);
    font-weight: 600;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--border-light);
    letter-spacing: -0.3px;
}

.list-container {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.list-item {
    padding: 16px;
    background: var(--bg-secondary);
    border-radius: 12px;
    border: 1px solid var(--border-light);
    transition: all 0.2s;
    box-shadow: var(--shadow-sm);
}

.list-item:hover {
    background: var(--bg-hover);
    box-shadow: var(--shadow);
    transform: translateX(4px);
}

/* Статусы */
.status-badge {
    display: inline-block;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
    box-shadow: var(--shadow-sm);
}

.status-not_done {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.15) 0%, rgba(239, 68, 68, 0.1) 100%);
    color: #dc2626;
    border: 1px solid rgba(239, 68, 68, 0.2);
}

.status-done {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.15) 0%, rgba(16, 185, 129, 0.1) 100%);
    color: #059669;
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.status-processed_not_done {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.15) 0%, rgba(245, 158, 11, 0.1) 100%);
    color: #d97706;
    border: 1px solid rgba(245, 158, 11, 0.2);
}

/* Стили для задач */
.task-overdue {
    color: var(--danger-color);
    font-weight: 600;
}

.task-today {
    color: var(--warning-color);
    font-weight: 500;
}

.task-tomorrow {
    color: var(--info-color);
}

.task-row-overdue {
    background: rgba(239, 68, 68, 0.05);
    border-left: 3px solid var(--danger-color);
}

.task-row-completed {
    opacity: 0.7;
}

.task-row-completed td {
    text-decoration: line-through;
}

.badge {
    display: inline-block;
    padding: 4px 8px;
    border-radius: 6px;
    font-size: 11px;
    font-weight: 500;
}

.badge-info {
    background: rgba(6, 182, 212, 0.1);
    color: var(--info-color);
}

.badge-success {
    background: rgba(16, 185, 129, 0.15);
    color: #059669;
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.badge-danger {
    background: rgba(239, 68, 68, 0.15);
    color: #dc2626;
    border: 1px solid rgba(239, 68, 68, 0.2);
}

/* Изменение ширины колонок таблицы */
.resizable-table {
    table-layout: fixed;
    width: 100%;
}

.resizable-th {
    position: relative;
    user-select: none;
}

.resizer {
    position: absolute;
    top: 0;
    right: 0;
    width: 5px;
    height: 100%;
    cursor: col-resize;
    background: transparent;
    z-index: 1;
}

.resizer:hover {
    background: var(--primary-color);
    opacity: 0.3;
}

.resizer.active {
    background: var(--primary-color);
    opacity: 0.6;
}

.resizable-th:hover .resizer {
    background: var(--border-color);
}

/* Модальные окна */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    backdrop-filter: blur(4px);
}

.modal {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--bg-main);
    border-radius: 20px;
    padding: 32px;
    max-width: 600px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    z-index: 1001;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-xl);
    animation: modalFadeIn 0.2s ease-out;
}

@keyframes modalFadeIn {
    from {
        opacity: 0;
        transform: translate(-50%, -48%);
    }
    to {
        opacity: 1;
        transform: translate(-50%, -50%);
    }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border-light);
}

.modal-header h2 {
    font-size: 24px;
    font-weight: 600;
    color: var(--text-primary);
    letter-spacing: -0.4px;
}

.modal-close {
    background: var(--bg-secondary);
    border: 2px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 20px;
    cursor: pointer;
    padding: 0;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    transition: all 0.2s;
}

.modal-close:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
    border-color: var(--primary-color);
    transform: rotate(90deg);
}

.modal-body {
    margin-bottom: 24px;
}

.modal-footer {
    display: flex;
    gap: 12px;
    justify-content: flex-end;
    padding-top: 16px;
    border-top: 1px solid var(--border-light);
}

/* Формы */
.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-primary);
    font-size: 14px;
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border-radius: 10px;
    border: 2px solid var(--border-color);
    background: var(--bg-main);
    color: var(--text-primary);
    font-size: 14px;
    font-family: inherit;
    transition: all 0.2s;
    box-shadow: var(--shadow-sm);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1), var(--shadow);
}

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

/* Toast уведомления */
.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 10000;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.toast {
    background: var(--bg-main);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 16px 20px;
    min-width: 320px;
    box-shadow: var(--shadow-lg);
    animation: slideIn 0.3s ease-out;
    border-left: 4px solid;
}

@keyframes slideIn {
    from {
        transform: translateX(400px);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

.toast.success {
    border-left-color: var(--success-color);
    background: linear-gradient(90deg, rgba(16, 185, 129, 0.05) 0%, var(--bg-main) 10%);
}

.toast.error {
    border-left-color: var(--danger-color);
    background: linear-gradient(90deg, rgba(239, 68, 68, 0.05) 0%, var(--bg-main) 10%);
}

.toast.warning {
    border-left-color: var(--warning-color);
    background: linear-gradient(90deg, rgba(245, 158, 11, 0.05) 0%, var(--bg-main) 10%);
}

.toast.info {
    border-left-color: var(--info-color);
    background: linear-gradient(90deg, rgba(6, 182, 212, 0.05) 0%, var(--bg-main) 10%);
}

/* Канбан-доска */
.kanban-board:not([style*="display: none"]):not(.hidden),
#leads-kanban.kanban-board:not([style*="display: none"]):not(.hidden),
div.kanban-board:not([style*="display: none"]):not(.hidden) {
    display: flex !important;
    flex-direction: row !important;
    flex-wrap: nowrap !important;
    gap: 20px !important;
    overflow-x: auto !important;
    overflow-y: hidden !important;
    padding: 20px 0 !important;
    min-height: 600px;
    width: 100% !important;
    align-items: flex-start !important;
    box-sizing: border-box !important;
}

/* Скрытое состояние канбана */
.kanban-board[style*="display: none"],
#leads-kanban[style*="display: none"],
.kanban-board.hidden,
#leads-kanban.hidden,
#leads-kanban[style*="display: none"] {
    display: none !important;
    visibility: hidden !important;
    height: 0 !important;
    overflow: hidden !important;
    padding: 0 !important;
    margin: 0 !important;
    min-height: 0 !important;
}

.kanban-column {
    min-width: 300px !important;
    max-width: 350px !important;
    width: 300px !important;
    flex-shrink: 0 !important;
    flex-grow: 0 !important;
    background: var(--bg-card);
    border-radius: 12px;
    padding: 16px;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-md);
    display: flex !important;
    flex-direction: column !important;
    gap: 12px;
    box-sizing: border-box !important;
}

.kanban-column-header {
    font-weight: 600;
    font-size: 16px;
    padding: 12px;
    background: var(--bg-secondary);
    border-radius: 8px;
    margin-bottom: 8px;
    border-left: 4px solid;
    letter-spacing: -0.2px;
}

.kanban-header-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}

.kanban-header-title {
    display: flex;
    align-items: center;
    gap: 5px;
    flex: 1;
}

.kanban-stage-name {
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.kanban-stage-count {
    font-weight: 400;
    color: var(--text-secondary);
    font-size: 12px;
}

.kanban-header-actions {
    display: flex;
    gap: 5px;
}

.kanban-header-btn {
    background: none;
    border: none;
    padding: 4px 8px;
    cursor: pointer;
    color: var(--text-secondary);
    border-radius: 4px;
    transition: all 0.2s;
}

.kanban-header-btn:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

/* ====================== CONTACT SIDE PANEL ====================== */
.contact-panel {
    position: fixed;
    top: 0;
    right: 0;
    width: 400px;
    max-width: 92%;
    height: 100vh;
    background: var(--bg-main);
    border-left: 1px solid var(--border-color);
    box-shadow: -12px 0 32px rgba(0,0,0,0.12);
    z-index: 2000;
    display: flex;
    flex-direction: column;
    transition: transform 0.2s ease, opacity 0.2s ease;
}
.contact-panel.hidden {
    opacity: 0;
    pointer-events: none;
    transform: translateX(12px);
}

body.contact-panel-open {
    padding-right: 400px;
    transition: padding-right 0.2s ease;
}
.contact-panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 16px 12px;
    border-bottom: 1px solid var(--border-color);
    background: var(--bg-card);
}
.contact-panel-title {
    font-size: 17px;
    font-weight: 600;
}
.contact-panel-subtitle {
    font-size: 13px;
    color: var(--text-secondary);
}
.contact-panel-body {
    padding: 12px 16px 20px;
    overflow-y: auto;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.contact-panel-section .section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    margin-bottom: 8px;
    font-weight: 600;
}
.contact-panel-section .section-actions {
    display: flex;
    gap: 8px;
    align-items: center;
}
.contact-panel-list {
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 10px;
    background: var(--bg-muted);
    max-height: 300px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.contact-panel-list.empty {
    color: var(--text-secondary);
    text-align: center;
    font-size: 13px;
}
.contact-task-item, .contact-deal-item {
    background: #fff;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 8px 10px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    box-shadow: var(--shadow-sm);
}
.contact-task-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 8px;
}
.contact-task-title {
    font-weight: 600;
    font-size: 14px;
}
.contact-task-meta {
    display: flex;
    gap: 10px;
    font-size: 12px;
    color: var(--text-secondary);
    flex-wrap: wrap;
}
.contact-task-actions {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}
.contact-deal-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 8px;
}
.contact-deal-title {
    font-weight: 600;
    font-size: 14px;
}
.contact-deal-meta {
    display: flex;
    gap: 10px;
    font-size: 12px;
    color: var(--text-secondary);
    flex-wrap: wrap;
}

.kanban-header-btn.active {
    color: var(--primary-color);
    background: rgba(37, 99, 235, 0.1);
}

.kanban-header-btn.active i.fa-check-circle {
    color: var(--success-color);
}

.kanban-header-btn.active i.fa-times-circle {
    color: var(--danger-color);
}

.kanban-header-line {
    height: 3px;
    border-radius: 2px;
    margin-bottom: 8px;
}

.kanban-header-actions-bottom {
    display: flex;
    flex-direction: column;
    gap: 5px;
    margin-top: 8px;
}

.kanban-action-link {
    background: none;
    border: none;
    padding: 6px 8px;
    cursor: pointer;
    color: var(--primary-color);
    font-size: 12px;
    text-align: left;
    border-radius: 4px;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    gap: 5px;
}

.kanban-action-link:hover {
    background: var(--bg-hover);
}

.kanban-column-body {
    flex: 1;
    overflow-y: auto;
    padding: 8px;
    min-height: 100px;
}

.kanban-empty {
    text-align: center;
    color: var(--text-muted);
    font-size: 12px;
    padding: 20px;
    margin: 0;
}

.kanban-column-footer {
    padding: 8px;
    border-top: 1px solid var(--border-light);
}

.kanban-card {
    background: var(--bg-main);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 16px;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: var(--shadow-sm);
    margin-bottom: 12px;
}

.kanban-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
    border-color: var(--primary-color);
    background: var(--bg-secondary);
}

.kanban-card-title {
    font-weight: 600;
    font-size: 15px;
    margin-bottom: 8px;
    color: var(--text-primary);
    line-height: 1.4;
}

.kanban-card-info {
    font-size: 13px;
    color: var(--text-secondary);
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.kanban-card-info i {
    width: 16px;
    margin-right: 6px;
    color: var(--text-muted);
}

.kanban-card-actions {
    display: flex;
    gap: 8px;
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--border-light);
}

.kanban-card-priority {
    display: inline-block;
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 500;
    margin-top: 8px;
}

.priority-low {
    background: rgba(59, 130, 246, 0.1);
    color: #3b82f6;
}

.priority-normal {
    background: rgba(16, 185, 129, 0.1);
    color: #10b981;
}

.priority-high {
    background: rgba(245, 158, 11, 0.1);
    color: #f59e0b;
}

.priority-urgent {
    background: rgba(239, 68, 68, 0.1);
    color: #ef4444;
}

/* Адаптивность */
@media (max-width: 768px) {
    .sidebar {
        width: 80px;
    }

    .sidebar-header h2,
    .nav-item span,
    .user-details {
        display: none;
    }

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

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

    .page-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
    }

    .page-toolbar {
        flex-direction: column;
        align-items: stretch;
    }

    .search-box {
        max-width: 100%;
    }
    
    .main-content {
        padding: 16px;
    }
}

/* Аналитика - Вкладки */
.analytics-tab {
    padding: 12px 24px;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    border-bottom: 3px solid transparent;
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.analytics-tab:hover {
    color: var(--primary-color);
    background: rgba(37, 99, 235, 0.05);
}

.analytics-tab.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
}

.analytics-content {
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}