/* CSS Variables */
:root {
    /* Custom Variables */
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-tertiary: #334155;
    --bg-quaternary: #475569;
    --text-primary: #e2e8f0;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --border-color: #334155;
    --accent-blue: #60a5fa;
    --success-bg: #065f46;
    --success-text: #6ee7b7;
    --success-border: #10b981;
    --warning-bg: #78350f;
    --warning-text: #fcd34d;
    --warning-border: #f59e0b;
    --danger-bg: #7f1d1d;
    --danger-text: #fca5a5;
    --danger-border: #ef4444;
    --info-bg: #1e3a8a;
    --info-text: #93c5fd;
    --info-border: #3b82f6;

    /* Bootstrap 5 Variable Overrides for Dark Theme */
    --bs-body-bg: #0f172a;
    --bs-body-color: #e2e8f0;
    --bs-border-color: #334155;
    --bs-border-color-translucent: rgba(51, 65, 85, 0.5);

    /* Table Variables */
    --bs-table-bg: #1e293b;
    --bs-table-color: #e2e8f0;
    --bs-table-border-color: #334155;
    --bs-table-striped-bg: #1e293b;
    --bs-table-striped-color: #e2e8f0;
    --bs-table-active-bg: #334155;
    --bs-table-active-color: #e2e8f0;
    --bs-table-hover-bg: #334155;
    --bs-table-hover-color: #e2e8f0;
}

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

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

/* Navbar */
.navbar-custom {
    background: linear-gradient(135deg, var(--bg-secondary) 0%, var(--bg-tertiary) 100%);
    border-bottom: 1px solid var(--bg-quaternary);
    padding: 1rem 0;
}

.navbar-brand {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--accent-blue) !important;
}

.nav-link {
    color: var(--text-secondary) !important;
    transition: color 0.2s;
}

.nav-link:hover,
.nav-link.active {
    color: var(--accent-blue) !important;
}

/* Container */
.container-fluid {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
}

/* Cards */
.card {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    margin-bottom: 25px;
}

.card-header {
    background-color: var(--bg-tertiary);
    border-bottom: 1px solid var(--bg-quaternary);
    padding: 15px 20px;
    border-radius: 12px 12px 0 0 !important;
}

.card-body {
    padding: 25px;
}

.card-title {
    color: var(--accent-blue);
    font-size: 1.5rem;
    margin-bottom: 15px;
}

/* Badges */
.badge {
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-expected,
.badge-good,
.badge-success {
    background-color: var(--success-bg);
    color: var(--success-text);
}

.badge-unexpected,
.badge-critical,
.badge-danger {
    background-color: var(--danger-bg);
    color: var(--danger-text);
}

.badge-missing,
.badge-warning {
    background-color: var(--warning-bg);
    color: var(--warning-text);
}

.badge-info {
    background-color: var(--info-bg);
    color: var(--info-text);
}

/* Buttons */
.btn-primary {
    background-color: #3b82f6;
    border-color: #3b82f6;
    color: #ffffff;
}

.btn-primary:hover {
    background-color: #2563eb;
    border-color: #2563eb;
}

.btn-secondary {
    background-color: var(--bg-tertiary);
    border-color: var(--bg-tertiary);
    color: var(--text-primary);
}

.btn-secondary:hover {
    background-color: var(--bg-quaternary);
    border-color: var(--bg-quaternary);
}

.btn-danger {
    background-color: var(--danger-bg);
    border-color: var(--danger-bg);
    color: var(--danger-text);
}

.btn-danger:hover {
    background-color: #991b1b;
    border-color: #991b1b;
}

/* Tables - Fix for dynamically created table rows (white row bug) */
.table {
    color: var(--text-primary);
    border-color: var(--border-color);
}

.table thead {
    background-color: var(--bg-tertiary);
    color: var(--text-secondary);
}

.table tbody tr,
.table tbody tr.scan-row {
    background-color: var(--bg-secondary) !important;
    border-color: var(--border-color) !important;
}

.table tbody tr:hover {
    background-color: var(--bg-tertiary) !important;
    cursor: pointer;
}

.table th,
.table td {
    padding: 12px;
    border-color: var(--border-color);
}

/* Alerts */
.alert {
    border-radius: 8px;
    border: 1px solid;
}

.alert-success {
    background-color: var(--success-bg);
    border-color: var(--success-border);
    color: var(--success-text);
}

.alert-danger {
    background-color: var(--danger-bg);
    border-color: var(--danger-border);
    color: var(--danger-text);
}

.alert-warning {
    background-color: var(--warning-bg);
    border-color: var(--warning-border);
    color: var(--warning-text);
}

.alert-info {
    background-color: var(--info-bg);
    border-color: var(--info-border);
    color: var(--info-text);
}

/* Form Controls */
.form-control,
.form-select {
    background-color: var(--bg-secondary);
    border-color: var(--border-color);
    color: var(--text-primary);
}

.form-control:focus,
.form-select:focus {
    background-color: var(--bg-secondary);
    border-color: var(--accent-blue);
    color: var(--text-primary);
    box-shadow: 0 0 0 0.2rem rgba(96, 165, 250, 0.25);
}

.form-label {
    color: var(--text-secondary);
    font-weight: 500;
}

/* Stats Cards */
.stat-card {
    background-color: var(--bg-primary);
    padding: 20px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    text-align: center;
}

.stat-value {
    font-size: 2rem;
    font-weight: 600;
    color: var(--accent-blue);
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-top: 5px;
}

/* Footer */
.footer {
    margin-top: 40px;
    padding: 20px 0;
    border-top: 1px solid var(--border-color);
    text-align: center;
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Utilities */
.text-muted {
    color: var(--text-secondary) !important;
}

.text-success {
    color: var(--success-border) !important;
}

.text-warning {
    color: var(--warning-border) !important;
}

.text-danger {
    color: var(--danger-border) !important;
}

.text-info {
    color: var(--accent-blue) !important;
}

.mono {
    font-family: 'Courier New', monospace;
}

/* Spinner for loading states */
.spinner-border-sm {
    color: var(--accent-blue);
}

/* Chart.js Dark Theme Styles */
.chart-container {
    position: relative;
    height: 300px;
    margin: 20px 0;
}

canvas {
    max-width: 100%;
    height: auto;
}