/* ==========================================
   CVE EXPLOIT VERIFICATION AI AGENT
   Dark Cybersecurity Theme
   ========================================== */

:root {
    /* Color Palette */
    --bg-primary: #0a0e1a;
    --bg-secondary: #0f1419;
    --bg-card: #151b26;
    --bg-hover: #1a2332;
    
    /* Accent Colors */
    --accent-primary: #00ff88;
    --accent-secondary: #00d9ff;
    --accent-warning: #ffa500;
    --accent-danger: #ff3366;
    
    /* Severity Colors */
    --critical: #dc143c;
    --high: #ff6347;
    --medium: #ffa500;
    --low: #ffd700;
    
    /* Text Colors */
    --text-primary: #e0e6ed;
    --text-secondary: #8b95a5;
    --text-muted: #5a6575;
    
    /* Border & Shadow */
    --border-color: #1e2937;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
    --glow-green: 0 0 10px rgba(0, 255, 136, 0.3);
    --glow-cyan: 0 0 10px rgba(0, 217, 255, 0.3);
    
    /* Fonts */
    --font-mono: 'Roboto Mono', monospace;
    --font-display: 'Orbitron', sans-serif;
}

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

body {
    font-family: var(--font-mono);
    background: var(--bg-primary);
    color: var(--text-primary);
    overflow-x: hidden;
    position: relative;
}

/* ==========================================
   MATRIX CANVAS BACKGROUND
   ========================================== */
#matrix-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    opacity: 0.15;
    pointer-events: none;
}

/* ==========================================
   SIDEBAR NAVIGATION
   ========================================== */
.sidebar {
    position: fixed;
    left: 0;
    top: 0;
    width: 260px;
    height: 100vh;
    background: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    z-index: 100;
    box-shadow: var(--shadow-lg);
}

.logo {
    padding: 24px 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid var(--border-color);
}

.logo i {
    font-size: 32px;
    color: var(--accent-primary);
    text-shadow: var(--glow-green);
}

.logo h1 {
    font-family: var(--font-display);
    font-size: 18px;
    font-weight: 700;
    letter-spacing: 2px;
}

.logo h1 span {
    color: var(--accent-primary);
}

.nav-menu {
    flex: 1;
    padding: 20px 0;
    overflow-y: auto;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 24px;
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.3s ease;
    border-left: 3px solid transparent;
    cursor: pointer;
}

.nav-item:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
    border-left-color: var(--accent-secondary);
}

.nav-item.active {
    background: var(--bg-hover);
    color: var(--accent-primary);
    border-left-color: var(--accent-primary);
    box-shadow: inset 0 0 20px rgba(0, 255, 136, 0.1);
}

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

.sidebar-footer {
    padding: 20px;
    border-top: 1px solid var(--border-color);
}

.status-indicator {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 12px;
    font-size: 12px;
    color: var(--text-secondary);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent-primary);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; box-shadow: 0 0 8px var(--accent-primary); }
    50% { opacity: 0.6; box-shadow: 0 0 4px var(--accent-primary); }
}

.version {
    font-size: 11px;
    color: var(--text-muted);
}

/* ==========================================
   MAIN CONTENT AREA
   ========================================== */
.main-content {
    margin-left: 260px;
    min-height: 100vh;
    position: relative;
    z-index: 1;
}

.top-bar {
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    padding: 16px 32px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 90;
}

.search-bar {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--accent-primary);
    font-family: var(--font-mono);
}

.terminal-text {
    font-weight: 500;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.time-display {
    font-size: 14px;
    color: var(--text-secondary);
    font-family: var(--font-mono);
}

.icon-btn {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 8px 12px;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
}

.icon-btn:hover {
    background: var(--bg-hover);
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

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

/* ==========================================
   CONTENT SECTIONS
   ========================================== */
.content-section {
    display: none;
    padding: 32px;
    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: 28px;
}

.section-header h2 {
    font-family: var(--font-display);
    font-size: 28px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--text-primary);
}

.section-header h2 i {
    color: var(--accent-primary);
}

.btn-icon {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 10px 16px;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: var(--font-mono);
    font-size: 13px;
}

.btn-icon:hover {
    background: var(--bg-hover);
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

/* ==========================================
   DASHBOARD STATS GRID
   ========================================== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 32px;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 24px;
    display: flex;
    gap: 16px;
    transition: all 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--accent-primary);
}

.stat-icon {
    width: 56px;
    height: 56px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
}

.stat-icon.critical {
    background: rgba(220, 20, 60, 0.1);
    color: var(--critical);
    box-shadow: 0 0 20px rgba(220, 20, 60, 0.2);
}

.stat-icon.high {
    background: rgba(255, 99, 71, 0.1);
    color: var(--high);
    box-shadow: 0 0 20px rgba(255, 99, 71, 0.2);
}

.stat-icon.exploited {
    background: rgba(255, 165, 0, 0.1);
    color: var(--medium);
    box-shadow: 0 0 20px rgba(255, 165, 0, 0.2);
}

.stat-icon.scanned {
    background: rgba(0, 255, 136, 0.1);
    color: var(--accent-primary);
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.2);
}

.stat-info {
    flex: 1;
}

.stat-label {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.stat-value {
    font-size: 32px;
    font-weight: 700;
    font-family: var(--font-display);
    margin-bottom: 4px;
}

.stat-change {
    font-size: 12px;
    color: var(--text-muted);
}

.stat-change.up {
    color: var(--accent-danger);
}

/* ==========================================
   DASHBOARD CHARTS
   ========================================== */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 20px;
    margin-bottom: 32px;
}

.chart-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 24px;
}

.chart-card h3 {
    font-size: 16px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-primary);
}

.chart-card h3 i {
    color: var(--accent-primary);
}

.chart-container {
    position: relative;
}

/* ==========================================
   CVE TABLES
   ========================================== */
.recent-cves {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 24px;
}

.recent-cves h3 {
    font-size: 18px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.recent-cves h3 i {
    color: var(--accent-primary);
}

.cve-table-wrapper {
    overflow-x: auto;
}

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

.cve-table thead {
    background: var(--bg-secondary);
    border-bottom: 2px solid var(--accent-primary);
}

.cve-table th {
    padding: 12px 16px;
    text-align: left;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-secondary);
    font-weight: 600;
}

.cve-table td {
    padding: 14px 16px;
    border-bottom: 1px solid var(--border-color);
    font-size: 13px;
}

.cve-table tbody tr {
    transition: background 0.2s ease;
}

.cve-table tbody tr:hover {
    background: var(--bg-hover);
}

.cve-id-link {
    color: var(--accent-secondary);
    text-decoration: none;
    font-weight: 600;
    font-family: var(--font-mono);
}

.cve-id-link:hover {
    color: var(--accent-primary);
    text-decoration: underline;
}

.severity-badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.severity-badge.critical {
    background: rgba(220, 20, 60, 0.2);
    color: var(--critical);
    border: 1px solid var(--critical);
}

.severity-badge.high {
    background: rgba(255, 99, 71, 0.2);
    color: var(--high);
    border: 1px solid var(--high);
}

.severity-badge.medium {
    background: rgba(255, 165, 0, 0.2);
    color: var(--medium);
    border: 1px solid var(--medium);
}

.severity-badge.low {
    background: rgba(255, 215, 0, 0.2);
    color: var(--low);
    border: 1px solid var(--low);
}

.exploit-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 11px;
    font-weight: 600;
}

.exploit-badge.available {
    background: rgba(220, 20, 60, 0.2);
    color: var(--critical);
}

.exploit-badge.not-available {
    background: rgba(90, 101, 117, 0.2);
    color: var(--text-muted);
}

.action-btn {
    background: transparent;
    border: 1px solid var(--accent-primary);
    color: var(--accent-primary);
    padding: 6px 14px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 11px;
    transition: all 0.3s ease;
    font-family: var(--font-mono);
}

.action-btn:hover {
    background: var(--accent-primary);
    color: var(--bg-primary);
}

/* ==========================================
   CVE ANALYZER
   ========================================== */
.analyzer-container {
    max-width: 1400px;
}

.search-panel {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 28px;
    margin-bottom: 24px;
}

.search-input-group {
    display: flex;
    gap: 12px;
    margin-bottom: 20px;
}

.cve-input {
    flex: 1;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 14px 18px;
    border-radius: 8px;
    font-family: var(--font-mono);
    font-size: 14px;
    transition: all 0.3s ease;
}

.cve-input:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px rgba(0, 255, 136, 0.1);
}

.btn-primary {
    background: var(--accent-primary);
    border: none;
    color: var(--bg-primary);
    padding: 14px 28px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: var(--font-mono);
    display: flex;
    align-items: center;
    gap: 8px;
}

.btn-primary:hover {
    background: #00e67a;
    box-shadow: var(--glow-green);
    transform: translateY(-2px);
}

.quick-search {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.quick-search span {
    color: var(--text-secondary);
    font-size: 13px;
}

.quick-cve-btn {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    color: var(--accent-secondary);
    padding: 8px 16px;
    border-radius: 6px;
    cursor: pointer;
    font-family: var(--font-mono);
    font-size: 12px;
    transition: all 0.3s ease;
}

.quick-cve-btn:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
    background: var(--bg-hover);
}

/* Loading State */
.loading-state {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 60px;
    text-align: center;
}

.loader {
    width: 60px;
    height: 60px;
    border: 4px solid var(--border-color);
    border-top-color: var(--accent-primary);
    border-radius: 50%;
    margin: 0 auto 24px;
    animation: spin 1s linear infinite;
}

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

.loading-steps {
    margin-top: 24px;
    text-align: left;
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
}

.loading-step {
    padding: 8px 0;
    color: var(--text-secondary);
    font-size: 13px;
    display: flex;
    align-items: center;
    gap: 12px;
}

/* Results Panel */
.results-panel {
    animation: slideIn 0.5s ease;
}

@keyframes slideIn {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: 20px;
}

.result-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
}

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

.card-header {
    background: var(--bg-secondary);
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.card-header h3 {
    font-size: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.card-header h3 i {
    color: var(--accent-primary);
}

.cve-id-badge {
    background: var(--accent-primary);
    color: var(--bg-primary);
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 700;
    font-family: var(--font-mono);
}

.card-body {
    padding: 24px;
}

.detail-row {
    display: flex;
    margin-bottom: 16px;
    gap: 12px;
}

.detail-label {
    font-weight: 600;
    color: var(--text-secondary);
    min-width: 140px;
}

.detail-value {
    color: var(--text-primary);
    flex: 1;
}

.detail-value.description {
    line-height: 1.6;
}

/* CVSS Score Display */
.cvss-score-display {
    text-align: center;
}

.score-gauge {
    margin-bottom: 24px;
}

.cvss-metrics {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    text-align: left;
}

.metric-item {
    background: var(--bg-secondary);
    padding: 10px 14px;
    border-radius: 6px;
    border-left: 3px solid var(--accent-primary);
}

.metric-label {
    font-size: 11px;
    color: var(--text-secondary);
    text-transform: uppercase;
    margin-bottom: 4px;
}

.metric-value {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
}

/* Exploit Status */
.exploit-status-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px solid var(--border-color);
}

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

.exploit-label {
    font-size: 13px;
    color: var(--text-secondary);
}

.exploit-value {
    font-weight: 600;
    font-size: 13px;
}

/* Attack Vector Grid */
.attack-vector-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
}

.vector-item {
    background: var(--bg-secondary);
    padding: 16px;
    border-radius: 8px;
    border-left: 3px solid var(--accent-primary);
}

.vector-label {
    font-size: 11px;
    color: var(--text-secondary);
    text-transform: uppercase;
    margin-bottom: 8px;
}

.vector-value {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
}

/* Affected Products */
.affected-products {
    max-height: 300px;
    overflow-y: auto;
}

.product-item {
    background: var(--bg-secondary);
    padding: 12px 16px;
    border-radius: 6px;
    margin-bottom: 8px;
    font-size: 13px;
    font-family: var(--font-mono);
}

/* References List */
.references-list {
    max-height: 300px;
    overflow-y: auto;
}

.reference-item {
    padding: 10px 0;
    border-bottom: 1px solid var(--border-color);
}

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

.reference-link {
    color: var(--accent-secondary);
    text-decoration: none;
    font-size: 13px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.reference-link:hover {
    color: var(--accent-primary);
}

/* ==========================================
   EXPLOIT DATABASE SECTION
   ========================================== */
.exploit-db-container {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 24px;
}

.filter-select {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 8px 14px;
    border-radius: 6px;
    font-family: var(--font-mono);
    font-size: 12px;
    cursor: pointer;
}

.filter-select:focus {
    outline: none;
    border-color: var(--accent-primary);
}

/* ==========================================
   AI ASSESSMENT SECTION
   ========================================== */
.ai-assessment-container {
    max-width: 1200px;
}

.ai-input-panel {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 28px;
    margin-bottom: 24px;
}

.ai-input-panel h3 {
    margin-bottom: 16px;
    color: var(--text-primary);
}

.ai-results {
    display: grid;
    gap: 20px;
}

.ai-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    overflow: hidden;
}

.ai-card-header {
    background: var(--bg-secondary);
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 10px;
}

.ai-card-header i {
    color: var(--accent-primary);
    font-size: 20px;
}

.ai-card-header h3 {
    font-size: 16px;
}

.ai-card-body {
    padding: 24px;
}

.risk-meter {
    text-align: center;
    margin-bottom: 20px;
}

.risk-level {
    font-size: 48px;
    font-weight: 700;
    font-family: var(--font-display);
    margin-bottom: 8px;
}

.risk-label {
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.ai-summary {
    line-height: 1.8;
    color: var(--text-secondary);
}

.threat-item, .remediation-item {
    background: var(--bg-secondary);
    padding: 16px;
    border-radius: 8px;
    margin-bottom: 12px;
    border-left: 3px solid var(--accent-warning);
}

.threat-item h4, .remediation-item h4 {
    font-size: 14px;
    margin-bottom: 8px;
    color: var(--accent-primary);
}

.threat-item p, .remediation-item p {
    font-size: 13px;
    line-height: 1.6;
    color: var(--text-secondary);
}

/* ==========================================
   TOAST NOTIFICATION
   ========================================== */
.toast {
    position: fixed;
    bottom: 24px;
    right: 24px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-left: 4px solid var(--accent-primary);
    padding: 16px 20px;
    border-radius: 8px;
    box-shadow: var(--shadow-lg);
    transform: translateX(400px);
    transition: transform 0.3s ease;
    z-index: 1000;
    max-width: 350px;
}

.toast.show {
    transform: translateX(0);
}

/* ==========================================
   SCROLLBAR STYLING
   ========================================== */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-primary);
}

/* ==========================================
   RESPONSIVE DESIGN
   ========================================== */
@media (max-width: 1024px) {
    .sidebar {
        width: 70px;
    }
    
    .logo h1, .nav-item span, .sidebar-footer {
        display: none;
    }
    
    .logo {
        justify-content: center;
    }
    
    .nav-item {
        justify-content: center;
        padding: 14px;
    }
    
    .main-content {
        margin-left: 70px;
    }
    
    .results-grid {
        grid-template-columns: 1fr;
    }
    
    .dashboard-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        transition: transform 0.3s ease;
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .top-bar {
        padding: 12px 16px;
    }
    
    .content-section {
        padding: 16px;
    }
}