@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

:root {
    --primary-color: #667eea;
    --secondary-color: #764ba2;
    --success-color: #27ae60;
    --danger-color: #e74c3c;
    --warning-color: #f39c12;
    --info-color: #3498db;
    --dark-color: #2c3e50;
    --light-color: #ecf0f1;
    --sidebar-width: 260px;
    --sidebar-collapsed: 70px;
    --header-height: 70px;
}

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

body {
    font-family: 'Inter', sans-serif;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    color: var(--dark-color);
    overflow-x: hidden;
}

/* Sidebar Styles */
.sidebar {
    position: fixed;
    left: 0;
    top: 0;
    height: 100vh;
    width: var(--sidebar-width);
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    transition: width 0.3s ease;
    z-index: 1000;
    box-shadow: 4px 0 15px rgba(0, 0, 0, 0.1);
    overflow-y: auto;
    overflow-x: hidden;
}

.sidebar::-webkit-scrollbar {
    width: 6px;
}

.sidebar::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.3);
    border-radius: 3px;
}

.sidebar.collapsed {
    width: var(--sidebar-collapsed);
}

.sidebar-header {
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 15px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.sidebar-header i {
    font-size: 24px;
}

.sidebar-title {
    font-size: 20px;
    font-weight: 700;
    white-space: nowrap;
}

.sidebar-toggle {
    margin-left: auto;
    background: none;
    border: none;
    color: white;
    font-size: 18px;
    cursor: pointer;
    padding: 5px;
}

.user-profile {
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 15px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.user-avatar {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    flex-shrink: 0;
}

.user-info {
    overflow: hidden;
}

.user-name {
    font-weight: 600;
    font-size: 14px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.user-role {
    font-size: 12px;
    opacity: 0.8;
}

.sidebar-nav {
    padding: 20px 0;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 12px 20px;
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: all 0.3s ease;
    border-left: 3px solid transparent;
}

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

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

.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);
    margin-top: auto;
}

.btn-logout {
    width: 100%;
    padding: 12px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: white;
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-logout:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* Main Content */
.main-content {
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    transition: margin-left 0.3s ease;
}

.sidebar.collapsed ~ .main-content {
    margin-left: var(--sidebar-collapsed);
}

/* Top Header */
.top-header {
    height: var(--header-height);
    background: white;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 30px;
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 20px;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 24px;
    color: var(--dark-color);
    cursor: pointer;
}

.header-left h1 {
    font-size: 24px;
    font-weight: 700;
    color: var(--dark-color);
}

.header-right {
    display: flex;
    align-items: center;
    gap: 20px;
}

.header-search {
    position: relative;
    display: flex;
    align-items: center;
}

.header-search i {
    position: absolute;
    left: 15px;
    color: #95a5a6;
}

.header-search input {
    padding: 10px 15px 10px 40px;
    border: 2px solid var(--light-color);
    border-radius: 25px;
    width: 300px;
    font-size: 14px;
    transition: all 0.3s ease;
}

.header-search input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.header-btn {
    position: relative;
    background: none;
    border: none;
    font-size: 20px;
    color: var(--dark-color);
    cursor: pointer;
    padding: 10px;
    border-radius: 50%;
    transition: all 0.3s ease;
}

.header-btn:hover {
    background: var(--light-color);
}

.notification-badge {
    position: absolute;
    top: 5px;
    right: 5px;
    background: var(--danger-color);
    color: white;
    border-radius: 10px;
    padding: 2px 6px;
    font-size: 10px;
    font-weight: 600;
}

/* Notifications Panel */
.notifications-panel {
    position: absolute;
    top: 70px;
    right: 20px;
    width: 400px;
    max-height: 500px;
    background: white;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    z-index: 1000;
    overflow: hidden;
}

.notifications-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    border-bottom: 1px solid var(--border-color);
}

.notifications-header h3 {
    margin: 0;
    font-size: 16px;
    font-weight: 600;
}

.notifications-list {
    max-height: 400px;
    overflow-y: auto;
}

.notification-item {
    padding: 15px 20px;
    border-bottom: 1px solid var(--border-color);
    cursor: pointer;
    transition: background 0.2s;
}

.notification-item:hover {
    background: var(--light-color);
}

.notification-item.unread {
    background: #f0f7ff;
}

.notification-item.unread::before {
    content: '';
    position: absolute;
    left: 10px;
    width: 8px;
    height: 8px;
    background: var(--primary-color);
    border-radius: 50%;
}

.notification-content {
    display: flex;
    gap: 12px;
}

.notification-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    flex-shrink: 0;
}

.notification-icon.status-change { background: #e3f2fd; color: #1976d2; }
.notification-icon.assignment { background: #f3e5f5; color: #7b1fa2; }
.notification-icon.comment { background: #fff3e0; color: #f57c00; }

.notification-body {
    flex: 1;
}

.notification-message {
    font-size: 14px;
    color: var(--text-color);
    margin-bottom: 4px;
}

.notification-time {
    font-size: 12px;
    color: var(--muted-color);
}

.notification-empty {
    padding: 40px 20px;
    text-align: center;
    color: var(--muted-color);
}

.notification-empty i {
    font-size: 40px;
    margin-bottom: 10px;
    opacity: 0.5;
}

.btn-text {
    background: none;
    border: none;
    color: var(--primary-color);
    font-size: 13px;
    cursor: pointer;
    padding: 5px 10px;
    border-radius: 4px;
}

.btn-text:hover {
    background: var(--light-color);
}

/* Content Sections */
.content-section {
    display: none;
    padding: 30px;
    animation: fadeIn 0.5s ease;
}

.content-section.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    position: relative;
    z-index: 10;
    background: var(--bg-color);
}

.section-header h2 {
    font-size: 28px;
    font-weight: 700;
    color: var(--dark-color);
}

.section-actions {
    display: flex;
    gap: 10px;
}

/* Buttons */
.btn {
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

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

.btn-secondary {
    background: #95a5a6;
    color: white;
}

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

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

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

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

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.stat-card {
    background: white;
    border-radius: 15px;
    padding: 25px;
    display: flex;
    align-items: center;
    gap: 20px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.12);
}

.stat-icon {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: white;
}

.stat-value {
    font-size: 32px;
    font-weight: 700;
    color: var(--dark-color);
}

.stat-label {
    font-size: 14px;
    color: #7f8c8d;
}

/* Dashboard Grid */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 20px;
}

.dashboard-card {
    background: white;
    border-radius: 15px;
    padding: 25px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
}

.dashboard-card h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--dark-color);
    display: flex;
    align-items: center;
    gap: 10px;
}

/* Table Styles */
.table-container {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
}

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

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

.data-table th {
    padding: 15px;
    text-align: left;
    font-weight: 600;
    font-size: 14px;
}

.data-table td {
    padding: 15px;
    border-bottom: 1px solid var(--light-color);
}

.data-table tr:hover {
    background: #f8f9fa;
}

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

/* Kanban Pipeline */
.pipeline-kanban {
    display: flex;
    gap: 20px;
    overflow-x: auto;
    padding-bottom: 20px;
}

.kanban-column {
    min-width: 300px;
    background: white;
    border-radius: 15px;
    padding: 20px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
}

.kanban-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--light-color);
}

.kanban-header h3 {
    font-size: 16px;
    font-weight: 700;
}

.kanban-count {
    background: var(--primary-color);
    color: white;
    padding: 4px 12px;
    border-radius: 15px;
    font-size: 12px;
    font-weight: 600;
}

.kanban-card {
    background: #f8f9fa;
    border-radius: 10px;
    padding: 15px;
    margin-bottom: 15px;
    cursor: grab;
    border-left: 4px solid var(--primary-color);
    transition: all 0.3s ease;
}

.kanban-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.kanban-card:active {
    cursor: grabbing;
}

.kanban-body {
    min-height: 200px;
    padding: 10px;
    border-radius: 8px;
    transition: background-color 0.3s ease;
}

.kanban-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.kanban-card-header h4 {
    font-size: 16px;
    font-weight: 700;
    margin: 0;
    color: var(--dark-color);
}

.kanban-company {
    font-size: 14px;
    color: #666;
    margin-bottom: 10px;
}

.kanban-details {
    display: flex;
    flex-direction: column;
    gap: 5px;
    margin-bottom: 12px;
    font-size: 12px;
    color: #777;
}

.kanban-details small {
    display: flex;
    align-items: center;
    gap: 5px;
}

.kanban-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 12px;
    border-top: 1px solid #e0e0e0;
}

.kanban-value {
    font-weight: 700;
    color: var(--success-color);
    font-size: 14px;
}

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

.kanban-empty {
    text-align: center;
    color: #999;
    padding: 30px;
    font-style: italic;
}

.kanban-header div {
    display: flex;
    align-items: center;
    gap: 10px;
}

/* Task Filters */
.task-filters {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
}

.filter-btn {
    padding: 10px 20px;
    border: 2px solid var(--light-color);
    background: white;
    border-radius: 25px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s ease;
}

.filter-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.filter-btn.active {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    border-color: transparent;
}

/* Analytics Grid */
.analytics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.analytics-card {
    background: white;
    border-radius: 15px;
    padding: 25px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
}

.analytics-card h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.chart-placeholder {
    min-height: 200px;
    background: linear-gradient(135deg, #f5f7fa 0%, #e3e8ef 100%);
    border-radius: 10px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 10px;
}

.chart-value {
    font-size: 48px;
    font-weight: 700;
    color: var(--primary-color);
}

.chart-label {
    font-size: 14px;
    color: #7f8c8d;
    margin-top: 10px;
}

/* Settings Tabs */
.settings-tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 30px;
    overflow-x: auto;
    padding-bottom: 10px;
}

.tab-btn {
    padding: 12px 24px;
    border: 2px solid var(--light-color);
    background: white;
    border-radius: 10px;
    cursor: pointer;
    font-weight: 600;
    white-space: nowrap;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
}

.tab-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.tab-btn.active {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    border-color: transparent;
}

.settings-content {
    background: white;
    border-radius: 15px;
    padding: 30px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
}

.settings-tab {
    display: none;
}

.settings-tab.active {
    display: block;
    animation: fadeIn 0.5s ease;
}

/* Form Styles */
.form-group {
    margin-bottom: 12px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 600;
    color: var(--dark-color);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 8px 12px;
    border: 2px solid var(--light-color);
    border-radius: 8px;
    font-size: 14px;
    transition: all 0.3s ease;
}

.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(102, 126, 234, 0.1);
}

.form-check {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 15px;
}

.form-check input[type="checkbox"] {
    width: 20px;
    height: 20px;
    cursor: pointer;
}

/* Import/Export Grid */
.import-export-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.ie-card {
    background: white;
    border-radius: 15px;
    padding: 25px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    text-align: center;
}

.ie-card h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.ie-card p {
    color: #7f8c8d;
    margin-bottom: 20px;
}

.ie-card input[type="file"] {
    margin-bottom: 15px;
    width: 100%;
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(5px);
    z-index: 2000;
    align-items: center;
    justify-content: center;
}

.modal.active,
.modal[style*="display: flex"] {
    display: flex !important;
}

.modal-content {
    background: white;
    border-radius: 15px;
    padding: 20px;
    max-width: 500px;
    width: 90%;
    max-height: none;
    overflow-y: visible;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    animation: modalSlideUp 0.3s ease;
}

@keyframes modalSlideUp {
    from {
        opacity: 0;
        transform: translateY(50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-content h2 {
    margin-bottom: 15px;
    color: var(--dark-color);
}

/* API Key Display */
.api-key-display {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
}

.api-key-display input {
    flex: 1;
    padding: 10px;
    border: 2px solid var(--light-color);
    border-radius: 8px;
    font-family: monospace;
}

/* Activity List */
.activity-list {
    max-height: 400px;
    overflow-y: auto;
}

.activity-item {
    padding: 15px;
    border-bottom: 1px solid var(--light-color);
    display: flex;
    gap: 15px;
}

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

.activity-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--light-color);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    flex-shrink: 0;
}

.activity-content {
    flex: 1;
}

.activity-text {
    font-size: 14px;
    margin-bottom: 5px;
}

.activity-time {
    font-size: 12px;
    color: #7f8c8d;
}

/* Task List */
.task-list {
    max-height: 400px;
    overflow-y: auto;
}

.task-item {
    padding: 15px;
    border-bottom: 1px solid var(--light-color);
    cursor: pointer;
    transition: background 0.3s ease;
}

.task-item:hover {
    background: #f8f9fa;
}

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

.task-title {
    font-weight: 600;
    margin-bottom: 5px;
}

.task-meta {
    font-size: 12px;
    color: #7f8c8d;
    display: flex;
    gap: 15px;
}

/* Badges */
.badge {
    padding: 4px 12px;
    border-radius: 15px;
    font-size: 12px;
    font-weight: 600;
}

.badge-success {
    background: rgba(39, 174, 96, 0.1);
    color: var(--success-color);
}

.badge-warning {
    background: rgba(243, 156, 18, 0.1);
    color: var(--warning-color);
}

.badge-danger {
    background: rgba(231, 76, 60, 0.1);
    color: var(--danger-color);
}

.badge-info {
    background: rgba(52, 152, 219, 0.1);
    color: var(--info-color);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .sidebar {
        transform: translateX(-100%);
    }

    .sidebar.active {
        transform: translateX(0);
    }

    .main-content {
        margin-left: 0;
    }

    .mobile-menu-btn {
        display: block;
    }

    .header-search input {
        width: 200px;
    }

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

@media (max-width: 768px) {
    .section-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }

    .section-actions {
        width: 100%;
        flex-direction: column;
    }

    .section-actions .btn {
        width: 100%;
    }

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

    .header-search input {
        width: 150px;
    }

    .table-container {
        overflow-x: auto;
    }

    .data-table {
        min-width: 800px;
    }

    .settings-tabs {
        flex-wrap: wrap;
    }

    .pipeline-kanban {
        flex-direction: column;
    }

    .kanban-column {
        min-width: 100%;
    }
}

/* Utility Classes */
.text-center {
    text-align: center;
}

.mt-10 {
    margin-top: 10px;
}

.mt-20 {
    margin-top: 20px;
}

.mb-10 {
    margin-bottom: 10px;
}

.mb-20 {
    margin-bottom: 20px;
}

hr {
    border: none;
    border-top: 1px solid var(--light-color);
    margin: 30px 0;
}

/* Scrollbar Styles */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--secondary-color);
}

/* Loading State */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: white;
    animation: spin 1s linear infinite;
}

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

/* Empty State */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: #7f8c8d;
}

.empty-state i {
    font-size: 64px;
    margin-bottom: 20px;
    opacity: 0.5;
}

.empty-state h3 {
    font-size: 20px;
    margin-bottom: 10px;
}

.empty-state p {
    font-size: 14px;
}

/* Modal Enhancements */
.modal-large {
    max-width: 900px;
    width: 95%;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--light-color);
    margin-bottom: 15px;
}

.modal-header h2 {
    margin: 0;
    font-size: 24px;
    color: var(--dark-color);
}

.modal-close {
    background: none;
    border: none;
    font-size: 32px;
    color: #999;
    cursor: pointer;
    line-height: 1;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.3s ease;
}

.modal-close:hover {
    background: var(--light-color);
    color: var(--danger-color);
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    padding-top: 12px;
    border-top: 2px solid var(--light-color);
    margin-top: 15px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-bottom: 12px;
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--dark-color);
    font-size: 14px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid var(--light-color);
    border-radius: 8px;
    font-size: 14px;
    font-family: 'Inter', sans-serif;
    transition: all 0.3s ease;
}

.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(102, 126, 234, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 80px;
}

.form-group small {
    display: block;
    margin-top: 5px;
    font-size: 12px;
    color: #7f8c8d;
}

.full-width {
    grid-column: 1 / -1;
}

/* Lead Details View */
.lead-details-content {
    padding: 20px 0;
}

.detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

.detail-item {
    padding: 8px 10px;
    background: #f8f9fa;
    border-radius: 8px;
    border-left: 4px solid var(--primary-color);
}

.detail-item strong {
    display: block;
    margin-bottom: 2px;
    color: #666;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.detail-item.full-width {
    grid-column: 1 / -1;
}

/* Pipeline Manager */
.pipeline-manager {
    padding: 20px 0;
}

.pipeline-stages-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
    max-height: 500px;
    overflow-y: auto;
}

.pipeline-stage-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 20px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.pipeline-stage-item:hover {
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.12);
    transform: translateY(-2px);
}

.stage-color {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    flex-shrink: 0;
}

.stage-info {
    flex: 1;
}

.stage-info h4 {
    margin: 0 0 5px 0;
    font-size: 16px;
    color: var(--dark-color);
}

.stage-info small {
    color: #999;
    font-size: 12px;
}

.stage-actions {
    display: flex;
    gap: 8px;
}

.btn-icon {
    background: #f8f9fa;
    border: none;
    width: 36px;
    height: 36px;
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    color: var(--dark-color);
}

.btn-icon:hover:not(:disabled) {
    background: var(--primary-color);
    color: white;
    transform: scale(1.1);
}

.btn-icon:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.btn-icon.btn-danger:hover:not(:disabled) {
    background: var(--danger-color);
}

.mb-20 {
    margin-bottom: 20px;
}

/* Responsive Form */
@media (max-width: 768px) {
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .detail-grid {
        grid-template-columns: 1fr;
    }
    
    .modal-large {
        width: 95%;
        max-width: none;
    }
}

/* Lead View Tabs */
.lead-view-tabs {
    display: flex;
    gap: 8px;
    border-bottom: 2px solid #e5e7eb;
    margin-bottom: 20px;
    overflow-x: auto;
}

.lead-view-tabs .tab-btn {
    background: none;
    border: none;
    padding: 12px 20px;
    font-size: 14px;
    font-weight: 500;
    color: #6b7280;
    cursor: pointer;
    transition: all 0.2s;
    border-bottom: 3px solid transparent;
    white-space: nowrap;
}

.lead-view-tabs .tab-btn:hover {
    color: var(--primary-color);
    background: #f9fafb;
}

.lead-view-tabs .tab-btn.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
}

.lead-tab-content {
    min-height: 300px;
    animation: fadeIn 0.3s;
}

.lead-quick-actions {
    padding-top: 20px;
    border-top: 1px solid #e5e7eb;
}

/* File Items */
.files-list {
    max-height: 400px;
    overflow-y: auto;
}

.file-item {
    transition: all 0.2s;
}

.file-item:hover {
    background: #f9fafb;
    border-color: var(--primary-color) !important;
}

/* Communications List */
.communications-list {
    max-height: 500px;
    overflow-y: auto;
}

.communication-item {
    transition: all 0.2s;
}

.communication-item:hover {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

/* Timeline List */
.timeline-list {
    max-height: 500px;
    overflow-y: auto;
    padding: 12px 0;
}

.timeline-item {
    animation: slideInLeft 0.3s ease-out;
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

/* Info and Alert Styles */
.info-text {
    color: #6b7280;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.info-text i {
    color: var(--info-color);
}

.alert {
    padding: 12px 16px;
    border-radius: 8px;
    display: flex;
    align-items: flex-start;
    gap: 12px;
    font-size: 14px;
    line-height: 1.6;
}

.alert i {
    font-size: 16px;
    margin-top: 2px;
}

.alert-info {
    background-color: #e0f2fe;
    border-left: 4px solid var(--info-color);
    color: #075985;
}

.alert-info i {
    color: var(--info-color);
}

.mb-20 {
    margin-bottom: 20px;
}

.mt-20 {
    margin-top: 20px;
}

/* Badge Styles */
.badge-default {
    background-color: #e5e7eb;
    color: #374151;
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
}

.badge-support {
    background-color: #dbeafe;
    color: #1e40af;
}

.badge-maintenance {
    background-color: #fef3c7;
    color: #92400e;
}

.badge-installation {
    background-color: #d1fae5;
    color: #065f46;
}

.badge-complaint {
    background-color: #fee2e2;
    color: #991b1b;
}

.badge-query {
    background-color: #e0e7ff;
    color: #3730a3;
}

.badge-other {
    background-color: #f3f4f6;
    color: #4b5563;
}

/* Detail Grid for View Modal */
.detail-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    padding: 20px 0;
}

.detail-item {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.detail-item.full-width {
    grid-column: 1 / -1;
}

.detail-item label {
    font-weight: 600;
    color: #4b5563;
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.detail-item span,
.detail-item p {
    color: #1f2937;
    font-size: 14px;
}

.detail-item p {
    margin: 0;
    line-height: 1.6;
}

.view-details {
    padding: 0 20px;
}

/* Status badges for operations */
.status-badge.status-new-request {
    background-color: #dbeafe;
    color: #1e40af;
}

.status-badge.status-in-progress {
    background-color: #fef3c7;
    color: #92400e;
}

.status-badge.status-pending-parts {
    background-color: #fee2e2;
    color: #991b1b;
}

.status-badge.status-completed {
    background-color: #d1fae5;
    color: #065f46;
}

.status-badge.status-closed {
    background-color: #e5e7eb;
    color: #374151;
}

/* Operations Filters */
.operation-filters {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    padding: 15px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.operation-filters .filter-btn {
    padding: 10px 20px;
    border: 2px solid #e5e7eb;
    background: white;
    border-radius: 8px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    color: #6b7280;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
}

.operation-filters .filter-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    background: #f0f4ff;
}

.operation-filters .filter-btn.active {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    border-color: var(--primary-color);
    color: white;
}

.operation-filters .filter-btn i {
    font-size: 12px;
}

/* Enhanced Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.stat-card {
    background: white;
    padding: 25px;
    border-radius: 15px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    display: flex;
    align-items: center;
    gap: 20px;
    transition: all 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.12);
}

.stat-icon {
    width: 70px;
    height: 70px;
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
    color: white;
    flex-shrink: 0;
}

.stat-info {
    flex: 1;
}

.stat-info h3 {
    font-size: 32px;
    font-weight: 700;
    margin: 0 0 5px 0;
    color: var(--dark-color);
}

.stat-info p {
    font-size: 14px;
    color: #6b7280;
    margin: 0;
    font-weight: 500;
}

/* Priority Badges */
.priority-badge {
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.priority-badge.priority-low {
    background-color: #dbeafe;
    color: #1e40af;
}

.priority-badge.priority-medium {
    background-color: #fef3c7;
    color: #92400e;
}

.priority-badge.priority-high {
    background-color: #fee2e2;
    color: #991b1b;
}

.priority-badge.priority-urgent {
    background-color: #fce7f3;
    color: #9f1239;
}