/* ==========================================================================
   GHAYMAH SIEM DASHBOARD — DESIGN SYSTEM
   ========================================================================== */

/* ── CSS Custom Properties (Design Tokens) ── */
:root {
    /* Colors — Dark theme with vibrant accents */
    --bg-primary: #0a0e1a;
    --bg-secondary: #111827;
    --bg-card: #1a1f35;
    --bg-card-hover: #1f2545;
    --bg-elevated: #242b45;
    --bg-modal: #1a1f35;

    /* Border colors */
    --border-subtle: rgba(99, 102, 241, 0.15);
    --border-medium: rgba(99, 102, 241, 0.25);
    --border-strong: rgba(99, 102, 241, 0.4);

    /* Text */
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --text-inverse: #0a0e1a;

    /* Accent Colors */
    --accent-primary: #6366f1;
    --accent-secondary: #06b6d4;
    --accent-gradient: linear-gradient(135deg, #6366f1, #06b6d4);

    /* Severity Colors */
    --severity-critical: #ef4444;
    --severity-critical-bg: rgba(239, 68, 68, 0.12);
    --severity-critical-border: rgba(239, 68, 68, 0.3);
    --severity-high: #f97316;
    --severity-high-bg: rgba(249, 115, 22, 0.12);
    --severity-high-border: rgba(249, 115, 22, 0.3);
    --severity-medium: #eab308;
    --severity-medium-bg: rgba(234, 179, 8, 0.12);
    --severity-medium-border: rgba(234, 179, 8, 0.3);
    --severity-low: #22c55e;
    --severity-low-bg: rgba(34, 197, 94, 0.12);
    --severity-low-border: rgba(34, 197, 94, 0.3);
    --severity-info: #3b82f6;
    --severity-info-bg: rgba(59, 130, 246, 0.12);

    /* Source Colors */
    --source-firewall: #f97316;
    --source-webserver: #6366f1;
    --source-auth: #06b6d4;

    /* Spacing */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 16px;
    --space-lg: 24px;
    --space-xl: 32px;
    --space-2xl: 48px;

    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', 'Cascadia Mono', monospace;
    --font-size-xs: 0.7rem;
    --font-size-sm: 0.8rem;
    --font-size-base: 0.9rem;
    --font-size-lg: 1.05rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.6rem;
    --font-size-3xl: 2rem;

    /* Borders */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --radius-xl: 20px;

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.5);
    --shadow-glow-purple: 0 0 20px rgba(99, 102, 241, 0.2);
    --shadow-glow-cyan: 0 0 20px rgba(6, 182, 212, 0.2);

    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* ── Reset & Base ── */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 15px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
    /* Subtle animated gradient background */
    background-image:
        radial-gradient(ellipse at 20% 50%, rgba(99, 102, 241, 0.05) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(6, 182, 212, 0.04) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 80%, rgba(139, 92, 246, 0.03) 0%, transparent 50%);
}

/* ── Scrollbar ── */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}
::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}
::-webkit-scrollbar-thumb {
    background: var(--border-medium);
    border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--accent-primary);
}

/* ==========================================================================
   HEADER
   ========================================================================== */

.header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md) var(--space-xl);
    background: rgba(17, 24, 39, 0.85);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-subtle);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-left {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.logo-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    background: var(--accent-gradient);
    border-radius: var(--radius-md);
    animation: logoGlow 3s ease-in-out infinite alternate;
}

@keyframes logoGlow {
    0% { box-shadow: 0 0 8px rgba(99, 102, 241, 0.3); }
    100% { box-shadow: 0 0 20px rgba(6, 182, 212, 0.4); }
}

.logo-text {
    font-size: var(--font-size-xl);
    font-weight: 700;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.5px;
}

.logo-subtitle {
    display: block;
    font-size: var(--font-size-xs);
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    font-weight: 500;
}

.header-right {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
}

.status-indicator {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-xs) var(--space-md);
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.3);
    border-radius: var(--radius-xl);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #22c55e;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; box-shadow: 0 0 4px rgba(34, 197, 94, 0.5); }
    50% { opacity: 0.5; box-shadow: 0 0 12px rgba(34, 197, 94, 0.8); }
}

.status-text {
    font-size: var(--font-size-xs);
    color: #22c55e;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.last-update {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
    font-family: var(--font-mono);
}

/* ==========================================================================
   STATS BAR
   ========================================================================== */

.stats-bar {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: var(--space-md);
    padding: var(--space-lg) var(--space-xl);
}

.stat-card {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md) var(--space-lg);
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    cursor: default;
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.stat-card:hover {
    transform: translateY(-2px);
    border-color: var(--border-medium);
    box-shadow: var(--shadow-md);
}

.stat-card:hover::before {
    opacity: 1;
}

.stat-critical::before { background: var(--severity-critical); }
.stat-high::before { background: var(--severity-high); }
.stat-medium::before { background: var(--severity-medium); }
.stat-low::before { background: var(--severity-low); }
.stat-total::before { background: var(--accent-gradient); }
.stat-ips::before { background: linear-gradient(90deg, #ef4444, #f97316); }

.stat-card:hover .stat-value {
    transform: scale(1.05);
}

.stat-icon {
    font-size: 1.5rem;
}

.stat-content {
    display: flex;
    flex-direction: column;
}

.stat-value {
    font-size: var(--font-size-2xl);
    font-weight: 800;
    line-height: 1;
    font-family: var(--font-mono);
    transition: transform var(--transition-fast);
}

.stat-critical .stat-value { color: var(--severity-critical); }
.stat-high .stat-value { color: var(--severity-high); }
.stat-medium .stat-value { color: var(--severity-medium); }
.stat-low .stat-value { color: var(--severity-low); }
.stat-total .stat-value {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.stat-ips .stat-value { color: var(--severity-critical); }

.stat-label {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 600;
    margin-top: 2px;
}

/* ==========================================================================
   MAIN CONTENT (Two-column layout)
   ========================================================================== */

.main-content {
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: var(--space-lg);
    padding: 0 var(--space-xl) var(--space-xl);
    min-height: calc(100vh - 200px);
}

/* ── Panels ── */
.panel {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md) var(--space-lg);
    border-bottom: 1px solid var(--border-subtle);
    background: rgba(99, 102, 241, 0.03);
    flex-shrink: 0;
}

.panel-title {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
}

.panel-title svg {
    color: var(--accent-primary);
}

.panel-controls {
    display: flex;
    gap: var(--space-sm);
}

.filter-select {
    padding: var(--space-xs) var(--space-md);
    background: var(--bg-elevated);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-family: var(--font-sans);
    font-size: var(--font-size-xs);
    cursor: pointer;
    transition: all var(--transition-fast);
    outline: none;
}

.filter-select:hover,
.filter-select:focus {
    border-color: var(--accent-primary);
    color: var(--text-primary);
}

.panel-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 28px;
    height: 24px;
    padding: 0 var(--space-sm);
    background: var(--severity-critical-bg);
    color: var(--severity-critical);
    font-size: var(--font-size-xs);
    font-weight: 700;
    font-family: var(--font-mono);
    border-radius: var(--radius-xl);
    border: 1px solid var(--severity-critical-border);
}

/* ── Alerts List ── */
.alerts-list {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-sm);
    max-height: calc(100vh - 320px);
}

.alert-item {
    display: grid;
    grid-template-columns: 4px 1fr;
    gap: var(--space-md);
    padding: var(--space-md);
    margin-bottom: var(--space-sm);
    background: var(--bg-secondary);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    animation: slideIn 0.3s ease-out;
}

@keyframes slideIn {
    from { opacity: 0; transform: translateX(-10px); }
    to { opacity: 1; transform: translateX(0); }
}

.alert-item:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-medium);
    transform: translateX(4px);
    box-shadow: var(--shadow-sm);
}

.alert-severity-bar {
    width: 4px;
    border-radius: 2px;
    align-self: stretch;
}

.alert-severity-bar.critical { background: var(--severity-critical); box-shadow: 0 0 8px rgba(239, 68, 68, 0.4); }
.alert-severity-bar.high { background: var(--severity-high); }
.alert-severity-bar.medium { background: var(--severity-medium); }
.alert-severity-bar.low { background: var(--severity-low); }
.alert-severity-bar.info { background: var(--severity-info); }

.alert-content {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.alert-header {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

.alert-badge {
    display: inline-flex;
    align-items: center;
    padding: 2px var(--space-sm);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-critical { background: var(--severity-critical-bg); color: var(--severity-critical); border: 1px solid var(--severity-critical-border); }
.badge-high { background: var(--severity-high-bg); color: var(--severity-high); border: 1px solid var(--severity-high-border); }
.badge-medium { background: var(--severity-medium-bg); color: var(--severity-medium); border: 1px solid var(--severity-medium-border); }
.badge-low { background: var(--severity-low-bg); color: var(--severity-low); border: 1px solid var(--severity-low-border); }
.badge-info { background: var(--severity-info-bg); color: var(--severity-info); border: 1px solid rgba(59, 130, 246, 0.3); }

.source-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px var(--space-sm);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-xs);
    font-weight: 500;
    background: rgba(99, 102, 241, 0.1);
    color: var(--text-secondary);
    border: 1px solid var(--border-subtle);
}

.source-badge.firewall { color: var(--source-firewall); border-color: rgba(249, 115, 22, 0.3); background: rgba(249, 115, 22, 0.08); }
.source-badge.webserver { color: var(--source-webserver); border-color: rgba(99, 102, 241, 0.3); background: rgba(99, 102, 241, 0.08); }
.source-badge.auth { color: var(--source-auth); border-color: rgba(6, 182, 212, 0.3); background: rgba(6, 182, 212, 0.08); }

.alert-rule-name {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--text-primary);
}

.alert-description {
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    line-height: 1.5;
}

.alert-meta {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-top: var(--space-xs);
}

.alert-meta-item {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: var(--font-size-xs);
    color: var(--text-muted);
    font-family: var(--font-mono);
}

.alert-ip {
    color: var(--severity-critical);
    font-weight: 500;
}

/* ── IPs List ── */
.ips-list {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-sm);
    max-height: calc(100vh - 320px);
}

.ip-item {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md);
    margin-bottom: var(--space-sm);
    background: var(--bg-secondary);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    animation: slideIn 0.3s ease-out;
}

.ip-item:hover {
    background: var(--bg-card-hover);
    border-color: var(--severity-critical-border);
}

.ip-score {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    font-size: var(--font-size-lg);
    font-weight: 800;
    font-family: var(--font-mono);
    flex-shrink: 0;
    position: relative;
}

.ip-score::after {
    content: '';
    position: absolute;
    inset: -2px;
    border-radius: 50%;
    border: 2px solid;
    border-color: inherit;
    opacity: 0.3;
}

.ip-score.score-critical {
    background: var(--severity-critical-bg);
    color: var(--severity-critical);
    border-color: var(--severity-critical);
}

.ip-score.score-high {
    background: var(--severity-high-bg);
    color: var(--severity-high);
    border-color: var(--severity-high);
}

.ip-score.score-medium {
    background: var(--severity-medium-bg);
    color: var(--severity-medium);
    border-color: var(--severity-medium);
}

.ip-details {
    flex: 1;
    min-width: 0;
}

.ip-address {
    font-family: var(--font-mono);
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--text-primary);
}

.ip-stats {
    display: flex;
    gap: var(--space-md);
    margin-top: var(--space-xs);
    flex-wrap: wrap;
}

.ip-stat {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
}

.ip-stat strong {
    color: var(--text-secondary);
}

/* ── Loading State ── */
.loading-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-2xl);
    color: var(--text-muted);
}

.spinner {
    width: 32px;
    height: 32px;
    border: 3px solid var(--border-subtle);
    border-top-color: var(--accent-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin-bottom: var(--space-md);
}

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

.empty-state {
    text-align: center;
    padding: var(--space-2xl);
    color: var(--text-muted);
    font-size: var(--font-size-sm);
}

/* ==========================================================================
   MODAL
   ========================================================================== */

.modal-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    z-index: 1000;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.2s ease-out;
}

.modal-overlay.active {
    display: flex;
}

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

.modal {
    background: var(--bg-modal);
    border: 1px solid var(--border-medium);
    border-radius: var(--radius-lg);
    width: 90%;
    max-width: 700px;
    max-height: 80vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg), var(--shadow-glow-purple);
    animation: modalSlideIn 0.3s ease-out;
}

@keyframes modalSlideIn {
    from { opacity: 0; transform: translateY(20px) scale(0.95); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-lg);
    border-bottom: 1px solid var(--border-subtle);
}

.modal-title {
    font-size: var(--font-size-lg);
    font-weight: 700;
}

.modal-close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border: none;
    background: var(--bg-elevated);
    color: var(--text-secondary);
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 1.2rem;
    transition: all var(--transition-fast);
}

.modal-close:hover {
    background: var(--severity-critical-bg);
    color: var(--severity-critical);
}

.modal-body {
    padding: var(--space-lg);
}

.detail-row {
    display: grid;
    grid-template-columns: 140px 1fr;
    gap: var(--space-sm);
    padding: var(--space-sm) 0;
    border-bottom: 1px solid var(--border-subtle);
    font-size: var(--font-size-sm);
}

.detail-row:last-child {
    border-bottom: none;
}

.detail-label {
    color: var(--text-muted);
    font-weight: 500;
    text-transform: uppercase;
    font-size: var(--font-size-xs);
    letter-spacing: 0.5px;
}

.detail-value {
    color: var(--text-primary);
    font-family: var(--font-mono);
    word-break: break-all;
}

.detail-value.raw-log {
    background: var(--bg-primary);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-xs);
    line-height: 1.6;
    max-height: 120px;
    overflow-y: auto;
    border: 1px solid var(--border-subtle);
}

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */

@media (max-width: 1200px) {
    .stats-bar {
        grid-template-columns: repeat(3, 1fr);
    }
    .main-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .header {
        flex-direction: column;
        gap: var(--space-md);
        padding: var(--space-md);
    }
    .stats-bar {
        grid-template-columns: repeat(2, 1fr);
        padding: var(--space-md);
    }
    .main-content {
        padding: 0 var(--space-md) var(--space-md);
    }
    .panel-header {
        flex-direction: column;
        gap: var(--space-sm);
        align-items: flex-start;
    }
    .modal {
        width: 95%;
    }
    .detail-row {
        grid-template-columns: 1fr;
    }
}