/* ============================================================
   ETHEREON DDoS Defense Dashboard - Stylesheet
   Dark SOC Theme
   ============================================================ */

:root {
    --bg-primary: #0a0e14;
    --bg-secondary: #0d1117;
    --bg-card: #131922;
    --bg-card-hover: #1a2332;
    --bg-input: #0d1117;
    --border-color: #1e2d3d;
    --border-accent: #00ff8833;

    --green: #00ff88;
    --green-dim: #00cc6a;
    --green-bg: rgba(0, 255, 136, 0.08);
    --cyan: #00bcd4;
    --cyan-dim: #0097a7;
    --cyan-bg: rgba(0, 188, 212, 0.08);
    --red: #ff4444;
    --red-dim: #cc3333;
    --red-bg: rgba(255, 68, 68, 0.08);
    --orange: #ff9800;
    --orange-bg: rgba(255, 152, 0, 0.08);
    --yellow: #ffeb3b;
    --yellow-bg: rgba(255, 235, 59, 0.08);
    --purple: #a78bfa;
    --purple-bg: rgba(167, 139, 250, 0.08);
    --teal: #2dd4bf;

    --text-primary: #e8ecef;
    --text-secondary: #8b95a0;
    --text-muted: #4a5568;

    --font-mono: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;
    --font-sans: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;

    --sidebar-width: 240px;
    --header-height: 56px;
    --radius: 8px;
    --transition: all 0.2s ease;
}

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

html {
    font-size: 14px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
}

/* Scrollbar */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--border-color); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

/* Layout */
.sidebar {
    position: fixed;
    left: 0;
    top: 0;
    bottom: 0;
    width: var(--sidebar-width);
    background: var(--bg-secondary);
    border-right: 1px solid var(--border-color);
    z-index: 100;
    display: flex;
    flex-direction: column;
    transition: var(--transition);
}

.main-content {
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Sidebar */
.sidebar-brand {
    padding: 20px;
    border-bottom: 1px solid var(--border-color);
    text-align: center;
}

.sidebar-brand h1 {
    font-size: 1.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, var(--green), var(--cyan));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 4px;
}

.sidebar-brand .subtitle {
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-top: 4px;
}

.sidebar-nav {
    flex: 1;
    padding: 16px 0;
}

.nav-item {
    display: flex;
    align-items: center;
    padding: 12px 20px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: var(--transition);
    border-left: 3px solid transparent;
    gap: 12px;
}

.nav-item:hover {
    background: var(--bg-card);
    color: var(--text-primary);
}

.nav-item.active {
    background: var(--green-bg);
    color: var(--green);
    border-left-color: var(--green);
}

.nav-item .icon {
    font-size: 1.1rem;
    width: 24px;
    text-align: center;
}

/* Header */
.header {
    height: var(--header-height);
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    position: sticky;
    top: 0;
    z-index: 50;
}

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

.header-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
}

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

.status-indicator {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

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

.status-dot.offline {
    background: var(--red);
    animation: none;
}

.status-dot.warning {
    background: var(--orange);
}

@keyframes pulse {
    0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(0, 255, 136, 0.4); }
    50% { opacity: 0.8; box-shadow: 0 0 0 6px rgba(0, 255, 136, 0); }
}

/* Content Area */
.content-area {
    flex: 1;
    padding: 24px;
}

/* Cards */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 20px;
    margin-bottom: 20px;
    transition: var(--transition);
}

.card:hover {
    border-color: var(--border-accent);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border-color);
}

.card-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.card-title .icon {
    color: var(--green);
}

/* Stats Cards */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 20px;
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
}

.stat-card.green::before { background: var(--green); }
.stat-card.red::before { background: var(--red); }
.stat-card.cyan::before { background: var(--cyan); }
.stat-card.orange::before { background: var(--orange); }
.stat-card.purple::before { background: var(--purple); }

.stat-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    margin-bottom: 8px;
}

.stat-value {
    font-size: 2rem;
    font-weight: 700;
    font-family: var(--font-mono);
    color: var(--text-primary);
}

.stat-card.green .stat-value { color: var(--green); }
.stat-card.red .stat-value { color: var(--red); }
.stat-card.cyan .stat-value { color: var(--cyan); }
.stat-card.orange .stat-value { color: var(--orange); }

.stat-change {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 4px;
}

/* Tables */
.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
}

.data-table thead th {
    background: var(--bg-secondary);
    color: var(--text-secondary);
    text-transform: uppercase;
    font-size: 0.7rem;
    letter-spacing: 1px;
    padding: 12px 16px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
    font-weight: 600;
}

.data-table tbody td {
    padding: 10px 16px;
    border-bottom: 1px solid rgba(30, 45, 61, 0.5);
    color: var(--text-primary);
}

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

.data-table .mono {
    font-family: var(--font-mono);
    font-size: 0.8rem;
}

/* Badges */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-green {
    background: var(--green-bg);
    color: var(--green);
    border: 1px solid rgba(0, 255, 136, 0.2);
}

.badge-red {
    background: var(--red-bg);
    color: var(--red);
    border: 1px solid rgba(255, 68, 68, 0.2);
}

.badge-cyan {
    background: var(--cyan-bg);
    color: var(--cyan);
    border: 1px solid rgba(0, 188, 212, 0.2);
}

.badge-orange {
    background: var(--orange-bg);
    color: var(--orange);
    border: 1px solid rgba(255, 152, 0, 0.2);
}

.badge-yellow {
    background: var(--yellow-bg);
    color: var(--yellow);
    border: 1px solid rgba(255, 235, 59, 0.2);
}

.badge-gray {
    background: rgba(74, 85, 104, 0.15);
    color: var(--text-muted);
    border: 1px solid rgba(74, 85, 104, 0.2);
}

.badge-purple {
    background: var(--purple-bg);
    color: var(--purple);
    border: 1px solid rgba(167, 139, 250, 0.2);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background: var(--bg-card);
    color: var(--text-primary);
    font-size: 0.85rem;
    cursor: pointer;
    transition: var(--transition);
    font-family: var(--font-sans);
    text-decoration: none;
}

.btn:hover {
    background: var(--bg-card-hover);
    border-color: var(--text-muted);
}

.btn-green {
    background: rgba(0, 255, 136, 0.1);
    border-color: rgba(0, 255, 136, 0.3);
    color: var(--green);
}

.btn-green:hover {
    background: rgba(0, 255, 136, 0.2);
    border-color: var(--green);
}

.btn-red {
    background: rgba(255, 68, 68, 0.1);
    border-color: rgba(255, 68, 68, 0.3);
    color: var(--red);
}

.btn-red:hover {
    background: rgba(255, 68, 68, 0.2);
    border-color: var(--red);
}

.btn-cyan {
    background: rgba(0, 188, 212, 0.1);
    border-color: rgba(0, 188, 212, 0.3);
    color: var(--cyan);
}

.btn-cyan:hover {
    background: rgba(0, 188, 212, 0.2);
    border-color: var(--cyan);
}

.btn-sm {
    padding: 4px 10px;
    font-size: 0.75rem;
}

.btn-lg {
    padding: 12px 24px;
    font-size: 1rem;
}

/* Grid layouts */
.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.grid-3 {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 20px;
}

.grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}

/* Progress bars */
.progress-bar {
    width: 100%;
    height: 6px;
    background: var(--bg-primary);
    border-radius: 3px;
    overflow: hidden;
}

.progress-bar .fill {
    height: 100%;
    border-radius: 3px;
    transition: width 0.5s ease;
}

.progress-bar .fill.green { background: var(--green); }
.progress-bar .fill.red { background: var(--red); }
.progress-bar .fill.cyan { background: var(--cyan); }
.progress-bar .fill.orange { background: var(--orange); }

/* Alert cards */
.alert-item {
    padding: 12px 16px;
    border-left: 3px solid;
    margin-bottom: 8px;
    border-radius: 0 6px 6px 0;
    font-size: 0.85rem;
}

.alert-item.critical {
    border-left-color: var(--red);
    background: var(--red-bg);
}

.alert-item.high {
    border-left-color: var(--orange);
    background: var(--orange-bg);
}

.alert-item.medium {
    border-left-color: var(--yellow);
    background: var(--yellow-bg);
}

.alert-item.low {
    border-left-color: var(--cyan);
    background: var(--cyan-bg);
}

.alert-item.info {
    border-left-color: var(--green);
    background: var(--green-bg);
}

/* Attack banner */
.attack-banner {
    background: linear-gradient(90deg, rgba(255, 68, 68, 0.15), rgba(255, 68, 68, 0.05));
    border: 1px solid rgba(255, 68, 68, 0.3);
    border-radius: var(--radius);
    padding: 16px 24px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    animation: attack-pulse 2s infinite;
}

@keyframes attack-pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(255, 68, 68, 0.2); }
    50% { box-shadow: 0 0 20px 0 rgba(255, 68, 68, 0.1); }
}

/* Terminal style */
.terminal {
    background: #000;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 16px;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    max-height: 300px;
    overflow-y: auto;
    line-height: 1.8;
}

.terminal .log-entry {
    padding: 2px 0;
}

.terminal .log-info { color: var(--cyan); }
.terminal .log-success { color: var(--green); }
.terminal .log-danger { color: var(--red); }
.terminal .log-warning { color: var(--orange); }
.terminal .log-time { color: var(--text-muted); margin-right: 8px; }

/* Toggle switch */
.toggle {
    position: relative;
    width: 44px;
    height: 22px;
    display: inline-block;
}

.toggle input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle .slider {
    position: absolute;
    cursor: pointer;
    top: 0; left: 0; right: 0; bottom: 0;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 22px;
    transition: var(--transition);
}

.toggle .slider::before {
    content: '';
    position: absolute;
    height: 16px;
    width: 16px;
    left: 2px;
    bottom: 2px;
    background: var(--text-muted);
    border-radius: 50%;
    transition: var(--transition);
}

.toggle input:checked + .slider {
    background: var(--green-bg);
    border-color: var(--green);
}

.toggle input:checked + .slider::before {
    transform: translateX(22px);
    background: var(--green);
}

/* Form inputs */
.form-input {
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 8px 12px;
    color: var(--text-primary);
    font-size: 0.85rem;
    font-family: var(--font-sans);
    width: 100%;
    transition: var(--transition);
}

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

.form-select {
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 8px 12px;
    color: var(--text-primary);
    font-size: 0.85rem;
    font-family: var(--font-sans);
    cursor: pointer;
}

.form-select:focus {
    outline: none;
    border-color: var(--green);
}

/* Code blocks */
.code-block {
    background: #000;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 16px;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--green);
    overflow-x: auto;
    position: relative;
}

.code-block .copy-btn {
    position: absolute;
    top: 8px;
    right: 8px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-muted);
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.7rem;
    cursor: pointer;
}

/* CRT scanline effect */
.crt-overlay {
    pointer-events: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 9999;
    background: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 2px,
        rgba(0, 0, 0, 0.03) 2px,
        rgba(0, 0, 0, 0.03) 4px
    );
}

/* Footer */
.footer {
    margin-top: auto;
    padding: 16px 24px;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* Responsive */
@media (max-width: 1024px) {
    .grid-2, .grid-3, .grid-4 {
        grid-template-columns: 1fr;
    }
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
    }
    .sidebar.open {
        transform: translateX(0);
    }
    .main-content {
        margin-left: 0;
    }
    .stats-grid {
        grid-template-columns: 1fr;
    }
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.fade-in {
    animation: fadeIn 0.3s ease;
}

@keyframes slideIn {
    from { opacity: 0; transform: translateX(-20px); }
    to { opacity: 1; transform: translateX(0); }
}

.slide-in {
    animation: slideIn 0.3s ease;
}

/* Utility classes */
.text-green { color: var(--green); }
.text-red { color: var(--red); }
.text-cyan { color: var(--cyan); }
.text-orange { color: var(--orange); }
.text-muted { color: var(--text-muted); }
.text-mono { font-family: var(--font-mono); }
.text-center { text-align: center; }
.text-right { text-align: right; }
.font-bold { font-weight: 700; }
.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.flex { display: flex; }
.flex-between { display: flex; justify-content: space-between; align-items: center; }
.gap-1 { gap: 8px; }
.gap-2 { gap: 16px; }
.hidden { display: none; }