:root {
    --primary-color: #6366f1;
    --primary-dark: #4f46e5;
    --secondary-color: #8b5cf6;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --info-color: #06b6d4;
    --dark-color: #1f2937;
    --light-color: #f8fafc;
    --border-color: #e2e8f0;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --text-muted: #9ca3af;
    --bg-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --card-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --card-shadow-hover: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

* {
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: #f8fafc;
    color: var(--text-primary);
    line-height: 1.6;
}


/* Sidebar Styles */

.sidebar {
    min-height: 100vh;
    background: var(--bg-gradient);
    position: fixed;
    top: 0;
    left: 0;
    width: 280px;
    z-index: 1000;
    transition: all 0.3s ease;
}

.sidebar-header {
    padding: 2rem 1.5rem 1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.sidebar-brand {
    color: white;
    font-size: 1.5rem;
    font-weight: 700;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    cursor: pointer;
    pointer-events: auto;
}

.sidebar-brand:hover {
    color: white;
    text-decoration: none;
}

.nav-menu {
    padding: 1rem 0;
}

.nav-item {
    margin: 0.25rem 1rem;
}

.nav-link {
    color: rgba(255, 255, 255, 0.8);
    padding: 0.75rem 1rem;
    border-radius: 0.5rem;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    pointer-events: auto;
}

.nav-link:hover,
.nav-link.active {
    color: white;
    background-color: rgba(255, 255, 255, 0.15);
    transform: translateX(4px);
}

.nav-link i {
    width: 1.25rem;
    text-align: center;
}


/* User Menu */

.user-menu {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 1rem 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.user-info {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: white;
    padding: 0.75rem;
    border-radius: 0.5rem;
    transition: all 0.2s ease;
}

.user-info:hover {
    background: rgba(255, 255, 255, 0.1);
}

.user-avatar {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
}

.user-details {
    flex: 1;
}

.user-name {
    color: white;
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 0.125rem;
}

.user-role {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.8rem;
}

.logout-btn {
    color: rgba(255, 255, 255, 0.7);
    padding: 0.5rem;
    border-radius: 0.375rem;
    transition: all 0.2s ease;
    text-decoration: none;
    display: flex;
    align-items: center;
    justify-content: center;
}

.logout-btn:hover {
    color: white;
    background: rgba(255, 255, 255, 0.1);
    text-decoration: none;
}


/* Main Content */

.main-content {
    margin-left: 280px;
    padding: 2rem;
    min-height: 100vh;
}


/* Header */

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

.page-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.page-subtitle {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 0;
}

.header-actions {
    display: flex;
    gap: 1rem;
    align-items: center;
}


/* Cards */

.card {
    border: none;
    border-radius: 1rem;
    box-shadow: var(--card-shadow);
    transition: all 0.3s ease;
    background: white;
    overflow: hidden;
}

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

.card-header {
    background: white;
    border-bottom: 1px solid var(--border-color);
    padding: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
}

.card-body {
    padding: 1.5rem;
}


/* Project Cards */

.project-card {
    border: none;
    border-radius: 1rem;
    box-shadow: var(--card-shadow);
    transition: all 0.3s ease;
    background: white;
    overflow: hidden;
    height: 100%;
}

.project-card:hover {
    box-shadow: var(--card-shadow-hover);
    transform: translateY(-2px);
}

.project-card .card-title {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.project-card .card-text {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.5;
}

.stat-item {
    text-align: center;
    padding: 0.5rem;
}

.stat-number {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.25rem;
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}


/* Content Header */

.content-header {
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
}

.page-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.page-subtitle {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 0;
}


/* Metric Cards */

.metric-card {
    background: white;
    border-radius: 1rem;
    padding: 1.5rem;
    position: relative;
    overflow: hidden;
}

.metric-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--bg-gradient);
}

.metric-icon {
    width: 3rem;
    height: 3rem;
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: white;
    margin-bottom: 1rem;
}

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

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

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

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

.metric-icon.visibility {
    background: linear-gradient(135deg, #fa709a 0%, #fee140 100%);
}

.metric-icon.sessions {
    background: linear-gradient(135deg, #a8edea 0%, #fed6e3 100%);
}

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

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

.metric-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.metric-label {
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.metric-change {
    font-size: 0.875rem;
    font-weight: 500;
    margin-top: 0.5rem;
}

.metric-change.positive {
    color: var(--success-color);
}

.metric-change.negative {
    color: var(--danger-color);
}


/* Buttons */

.btn {
    border-radius: 0.5rem;
    font-weight: 500;
    padding: 0.75rem 1.5rem;
    transition: all 0.2s ease;
    border: none;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.4);
}

.btn-outline-primary {
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    background: transparent;
}

.btn-outline-primary:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-1px);
}

.btn-success {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
}

.btn-success:hover {
    background: #059669;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.4);
}

.btn-danger {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    color: white;
}

.btn-danger:hover {
    background: #dc2626;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(239, 68, 68, 0.4);
}


/* Tables */

.table {
    margin-bottom: 0;
}

.table th {
    border-top: none;
    border-bottom: 2px solid var(--border-color);
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.05em;
    padding: 1rem 0.75rem;
}

.table td {
    padding: 1rem 0.75rem;
    border-top: 1px solid var(--border-color);
    vertical-align: middle;
}

.table tbody tr:hover {
    background-color: #f8fafc;
}


/* Badges */

.badge {
    font-weight: 500;
    padding: 0.5rem 0.75rem;
    border-radius: 0.375rem;
    color: white;
}

.badge-success {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
}

.badge-warning {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    color: white;
}

.badge-danger {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    color: white;
}

.badge-info {
    background: linear-gradient(135deg, #06b6d4 0%, #0891b2 100%);
    color: white;
}

.badge-primary {
    background: linear-gradient(135deg, #6366f1 0%, #4f46e5 100%);
    color: white;
}

.badge-secondary {
    background: linear-gradient(135deg, #6b7280 0%, #4b5563 100%);
    color: white;
}


/* Forms */

.form-control,
.form-select {
    border-radius: 0.5rem;
    border: 1px solid var(--border-color);
    padding: 0.75rem 1rem;
    font-weight: 500;
    transition: all 0.2s ease;
}

.form-control:focus,
.form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.form-label {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}


/* Workspace Selector */

.workspace-selector {
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    padding: 0.75rem 1rem;
    font-weight: 500;
    color: var(--text-primary);
    transition: all 0.2s ease;
}

.workspace-selector:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}


/* Chart Container */

.chart-container {
    position: relative;
    height: 300px;
}


/* Loading States */

.loading {
    opacity: 0.6;
    pointer-events: none;
}


/* Responsive */

@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
    }
    .main-content {
        margin-left: 0;
        padding: 1rem;
    }
    .metric-card {
        margin-bottom: 1rem;
    }
}


/* Animations */

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

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}


/* Print styles */

@media print {
    .sidebar,
    .btn,
    .no-print {
        display: none !important;
    }
    .main-content {
        margin: 0 !important;
        padding: 20px !important;
        background: white !important;
    }
    .card {
        border: 1px solid #ddd !important;
        box-shadow: none !important;
        margin-bottom: 20px !important;
        page-break-inside: avoid;
    }
}


/* Login/Register specific styles */

.auth-container {
    min-height: 100vh;
    background: var(--bg-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.auth-card {
    background: white;
    border-radius: 1.5rem;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    padding: 3rem;
    width: 100%;
    max-width: 450px;
}

.auth-header {
    text-align: center;
    margin-bottom: 2rem;
}

.auth-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.auth-subtitle {
    color: var(--text-secondary);
    font-size: 1rem;
}


/* Modal styles */

.modal-content {
    border-radius: 1rem;
    border: none;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

.modal-header {
    border-bottom: 1px solid var(--border-color);
    padding: 1.5rem;
}

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    border-top: 1px solid var(--border-color);
    padding: 1.5rem;
}


/* Alert styles */

.alert {
    border-radius: 0.75rem;
    border: none;
    padding: 1rem 1.5rem;
}

.alert-success {
    background: linear-gradient(135deg, #d1fae5 0%, #a7f3d0 100%);
    color: #065f46;
}

.alert-danger {
    background: linear-gradient(135deg, #fee2e2 0%, #fecaca 100%);
    color: #991b1b;
}

.alert-warning {
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    color: #92400e;
}

.alert-info {
    background-color: #dbeafe;
    border-color: #93c5fd;
    color: #1e40af;
}


/* Table Actions */

.table .btn-sm {
    padding: 0.25rem 0.5rem;
    font-size: 0.875rem;
    border-radius: 0.375rem;
    transition: all 0.2s ease;
}

.table .btn-outline-danger {
    border-color: var(--danger-color);
    color: var(--danger-color);
}

.table .btn-outline-danger:hover {
    background-color: var(--danger-color);
    border-color: var(--danger-color);
    color: white;
    transform: scale(1.05);
}


/* Delete Modal */

#deleteModal .modal-header {
    border-bottom: 1px solid var(--border-color);
}

#deleteModal .modal-body {
    padding: 1.5rem;
}

#deleteModal .alert-warning {
    background-color: #fef3c7;
    border-color: #f59e0b;
    color: #92400e;
    margin: 1rem 0;
}

#deleteModal .btn-danger {
    background-color: var(--danger-color);
    border-color: var(--danger-color);
}

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