:root {
    /* Color Palette */
    --primary: #4f46e5;
    --primary-light: #818cf8;
    --primary-dark: #3730a3;
    --secondary: #10b981;
    --bg-body: #f3f4f6;
    --bg-card: #ffffff;
    --text-main: #1f2937;
    --text-muted: #6b7280;
    --border-color: #e5e7eb;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --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);
    
    /* Transitions */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background-color: var(--bg-body);
    color: var(--text-main);
    line-height: 1.6;
}

/* Navbar */
.navbar-glass {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    padding: 0.75rem 0;
    transition: var(--transition);
}

.brand-icon {
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    color: white;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.brand-text {
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--text-main);
    letter-spacing: -0.025em;
}

.nav-link {
    color: var(--text-muted);
    font-weight: 500;
    padding: 0.5rem 1rem !important;
    border-radius: 0.5rem;
    transition: var(--transition);
}

.nav-link:hover, .nav-link.active {
    color: var(--primary);
    background: rgba(79, 70, 229, 0.05);
}

/* Search Bar */
.search-form {
    width: 300px;
}

.search-input {
    border-radius: 99px;
    padding-left: 2.5rem;
    border: 1px solid var(--border-color);
    background: var(--bg-body);
    transition: var(--transition);
}

.search-input:focus {
    background: white;
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
    border-color: var(--primary);
}

.search-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    pointer-events: none;
}

.search-results-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: white;
    border-radius: 0.5rem;
    margin-top: 0.5rem;
    max-height: 300px;
    overflow-y: auto;
    z-index: 1000;
    display: none;
    border: 1px solid var(--border-color);
}

.search-results-dropdown.show {
    display: block;
}

.search-item {
    padding: 0.75rem 1rem;
    display: flex;
    align-items: center;
    text-decoration: none;
    color: var(--text-main);
    transition: var(--transition);
    border-bottom: 1px solid var(--border-color);
}

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

.search-item:hover {
    background: var(--bg-body);
    color: var(--primary);
}

/* Cards */
.card {
    background: var(--bg-card);
    border: none;
    border-radius: 1rem;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    overflow: hidden;
}

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

.card-header {
    background: transparent;
    border-bottom: 1px solid var(--border-color);
    padding: 1.25rem 1.5rem;
    font-weight: 600;
}

.card-body {
    padding: 1.5rem;
}

/* Stat Cards */
.stat-card {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    height: 100%;
}

.stat-value {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary);
    line-height: 1.2;
    margin-bottom: 0.5rem;
    letter-spacing: -0.05em;
}

.stat-label {
    color: var(--text-muted);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 600;
}

/* Tables */
.table {
    margin-bottom: 0;
}

.table th {
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    background: var(--bg-body);
    border-bottom: none;
    padding: 1rem;
}

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

.table tbody tr:hover {
    background-color: rgba(79, 70, 229, 0.02);
}

.table-responsive {
    border-radius: 0 0 1rem 1rem;
}

/* Buttons & Badges */
.btn-primary {
    background-color: var(--primary);
    border-color: var(--primary);
    padding: 0.5rem 1.25rem;
    border-radius: 0.5rem;
    font-weight: 500;
    transition: var(--transition);
}

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

.badge {
    padding: 0.5em 0.8em;
    border-radius: 6px;
    font-weight: 500;
    letter-spacing: 0.025em;
}

.badge-primary { background-color: rgba(79, 70, 229, 0.1); color: var(--primary); }
.badge-success { background-color: rgba(16, 185, 129, 0.1); color: var(--secondary); }
.badge-secondary { background-color: rgba(107, 114, 128, 0.1); color: var(--text-muted); }

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

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

/* Chart Container Overrides */
.js-plotly-plot .plotly .modebar {
    display: none !important;
}

.main-svg {
    border-radius: 0 0 1rem 1rem;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: #d1d5db;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #9ca3af;
}

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

.page-title {
    font-size: 2rem;
    font-weight: 800;
    color: var(--text-main);
    letter-spacing: -0.03em;
    margin-bottom: 0.5rem;
}

.page-subtitle {
    color: var(--text-muted);
    font-size: 1.1rem;
}