/* ==========================================================================
   TONITOR DESIGN SYSTEM - CYBERSECURITY PREMIUM DARK THEME
   ========================================================================== */

/* --- Fonts & Base Variables --- */

:root {
    --bg-main: #101112;
    --bg-surface: #18191b;
    --bg-surface-light: #242628;
    --border-color: #2a3444;
    
    --text-primary: #e2e8f0;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    
    /* Neon Accents */
    --color-cyan: #b5cf87;
    --color-cyan-glow: rgba(181, 207, 135, 0.4);
    --color-cyan-transparent: rgba(181, 207, 135, 0.1);
    
    --color-danger: #ee8c83;
    --color-danger-glow: rgba(255, 62, 62, 0.4);
    --color-danger-transparent: rgba(255, 62, 62, 0.1);
    
    --color-warning: #dfb96e;
    --color-warning-glow: rgba(255, 184, 0, 0.4);
    
    --color-success: #91bdab;
    --color-success-glow: rgba(0, 255, 136, 0.4);
    
    --color-purple: #a4afd5;
    --color-purple-glow: rgba(164, 175, 213, 0.4);
    
    --sidebar-width: 260px;
    --header-height: 70px;
    --font-sans: 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    --transition-speed: 0.3s;
}

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

body {
    background-color: var(--bg-main);
    color: var(--text-primary);
    font-family: var(--font-sans);
    overflow-x: hidden;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

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

/* --- Layout Structure --- */
.app-container {
    display: flex;
    min-height: 100vh;
}

/* Navigation Sidebar */
.sidebar {
    width: var(--sidebar-width);
    background: rgba(24, 25, 27, 0.95);
    border-right: 1px solid rgba(181, 207, 135, 0.1);
    backdrop-filter: blur(20px);
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100vh;
    z-index: 100;
    transition: width var(--transition-speed);
}

.logo-section {
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.logo-icon {
    font-size: 28px;
    filter: drop-shadow(0 0 8px var(--color-cyan-glow));
}

.logo-text {
    font-size: 20px;
    font-weight: 800;
    letter-spacing: 1.5px;
    background: linear-gradient(90deg, #fff, var(--color-cyan));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-menu {
    list-style: none;
    padding: 24px 12px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex-grow: 1;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 12px 16px;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: 8px;
    font-weight: 500;
    font-size: 14px;
    transition: all var(--transition-speed);
    border: 1px solid transparent;
}

.nav-link:hover, .nav-item.active .nav-link {
    color: var(--text-primary);
    background: rgba(181, 207, 135, 0.05);
    border-color: rgba(181, 207, 135, 0.15);
    box-shadow: inset 0 0 10px rgba(181, 207, 135, 0.02);
}

.nav-item.active .nav-link {
    border-left: 3px solid var(--color-cyan);
    color: var(--color-cyan);
}

.nav-icon {
    width: 20px;
    text-align: center;
}

.nav-badge {
    margin-left: auto;
    background: var(--color-danger);
    color: #fff;
    font-size: 10px;
    font-weight: 700;
    padding: 2px 6px;
    border-radius: 10px;
    box-shadow: 0 0 8px var(--color-danger-glow);
}

/* Main Workspace */
.main-workspace {
    margin-left: var(--sidebar-width);
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    min-width: 0; /* Prevents flex items from breaking layout */
}

/* Header */
.top-header {
    height: var(--header-height);
    background: rgba(10, 14, 23, 0.8);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(12px);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 32px;
    position: sticky;
    top: 0;
    z-index: 90;
}

.header-title-section h1 {
    font-size: 18px;
    font-weight: 700;
    letter-spacing: 0.5px;
}

.header-meta {
    display: flex;
    align-items: center;
    gap: 24px;
}

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

.pulse-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--color-success);
    box-shadow: 0 0 8px var(--color-success-glow);
    animation: pulse 2s infinite;
}

/* Content Frame */
.content-frame {
    padding: 32px;
    flex-grow: 1;
}

/* --- Components --- */

/* Glassmorphism Cards */
.grid-container {
    display: grid;
    gap: 24px;
    margin-bottom: 24px;
}

.card {
    background: rgba(24, 25, 27, 0.7);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    padding: 24px;
    backdrop-filter: blur(12px);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    transition: border-color var(--transition-speed), transform var(--transition-speed);
    position: relative;
    overflow: hidden;
}

.card:hover {
    border-color: rgba(181, 207, 135, 0.2);
}

/* Cyber Scanline Effect Overlay */
.scanlines::before {
    content: " ";
    display: block;
    position: fixed;
    top: 0; left: 0; bottom: 0; right: 0;
    background: linear-gradient(rgba(18, 16, 16, 0) 50%, rgba(181, 207, 135, 0.02) 50%), linear-gradient(90deg, rgba(255, 0, 0, 0.01), rgba(0, 255, 0, 0.005), rgba(0, 0, 255, 0.01));
    z-index: 999;
    background-size: 100% 4px, 6px 100%;
    pointer-events: none;
}

/* Stat Widgets */
.stat-grid {
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.stat-widget {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.stat-info h3 {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.stat-number {
    font-size: 28px;
    font-weight: 800;
    font-family: var(--font-mono);
    color: #fff;
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.1);
}

.stat-icon {
    font-size: 36px;
    color: rgba(255, 255, 255, 0.1);
    transition: color var(--transition-speed);
}

.stat-widget:hover .stat-icon {
    color: var(--color-cyan);
    filter: drop-shadow(0 0 8px var(--color-cyan-glow));
}

/* Forms & Inputs */
.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.form-control {
    width: 100%;
    background: var(--bg-surface-light);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 12px 16px;
    border-radius: 8px;
    font-family: var(--font-sans);
    font-size: 14px;
    transition: all var(--transition-speed);
}

.form-control:focus {
    outline: none;
    border-color: var(--color-cyan);
    box-shadow: 0 0 10px var(--color-cyan-glow);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 14px;
    font-family: var(--font-sans);
    cursor: pointer;
    transition: all var(--transition-speed);
    border: 1px solid transparent;
}

.btn-primary {
    background: var(--color-cyan-transparent);
    border-color: var(--color-cyan);
    color: var(--color-cyan);
    box-shadow: 0 0 15px rgba(181, 207, 135, 0.1);
}

.btn-primary:hover {
    background: var(--color-cyan);
    color: var(--bg-main);
    box-shadow: 0 0 20px var(--color-cyan-glow);
}

.btn-danger {
    background: var(--color-danger-transparent);
    border-color: var(--color-danger);
    color: var(--color-danger);
    box-shadow: 0 0 15px rgba(255, 62, 62, 0.1);
}

.btn-danger:hover {
    background: var(--color-danger);
    color: #fff;
    box-shadow: 0 0 20px var(--color-danger-glow);
}

.btn-secondary {
    background: transparent;
    border-color: var(--border-color);
    color: var(--text-secondary);
}

.btn-secondary:hover {
    border-color: var(--text-primary);
    color: var(--text-primary);
}

/* Tables */
.table-responsive {
    overflow-x: auto;
    width: 100%;
}

.table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
    text-align: left;
}

.table th {
    padding: 16px;
    background: rgba(255, 255, 255, 0.02);
    border-bottom: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 11px;
    letter-spacing: 0.5px;
}

.table td {
    padding: 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
    color: var(--text-primary);
}

.table tbody tr:hover {
    background: rgba(255, 255, 255, 0.01);
}

/* Badges & Status */
.badge {
    display: inline-flex;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
}

.badge-cyan { background: rgba(181, 207, 135, 0.1); color: var(--color-cyan); border: 1px solid rgba(181, 207, 135, 0.2); }
.badge-danger { background: rgba(255, 62, 62, 0.1); color: var(--color-danger); border: 1px solid rgba(255, 62, 62, 0.2); }
.badge-success { background: rgba(0, 255, 136, 0.1); color: var(--color-success); border: 1px solid rgba(0, 255, 136, 0.2); }
.badge-warning { background: rgba(255, 184, 0, 0.1); color: var(--color-warning); border: 1px solid rgba(255, 184, 0, 0.2); }
.badge-purple { background: rgba(164, 175, 213, 0.1); color: var(--color-purple); border: 1px solid rgba(164, 175, 213, 0.2); }

/* Uptime Indicators */
.status-dot {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    margin-right: 6px;
}
.status-dot.online { background: var(--color-success); box-shadow: 0 0 6px var(--color-success-glow); }
.status-dot.offline { background: var(--color-danger); box-shadow: 0 0 6px var(--color-danger-glow); }
.status-dot.unknown { background: var(--text-muted); }

/* --- Modals --- */
.modal-overlay {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-speed);
}

.modal-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

.modal-container {
    width: 100%;
    max-width: 500px;
    background: var(--bg-surface);
    border: 1px solid rgba(181, 207, 135, 0.2);
    border-radius: 12px;
    box-shadow: 0 0 30px rgba(181, 207, 135, 0.1);
    transform: scale(0.9);
    transition: transform var(--transition-speed);
    overflow: hidden;
}

.modal-overlay.active .modal-container {
    transform: scale(1);
}

.modal-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-title {
    font-size: 16px;
    font-weight: 700;
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 20px;
    cursor: pointer;
}

.modal-body {
    padding: 24px;
}

.modal-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    background: rgba(255, 255, 255, 0.01);
}

/* Toast System */
.toast-container {
    position: fixed;
    bottom: 24px;
    right: 24px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    z-index: 9999;
}

.toast {
    background: var(--bg-surface);
    border-left: 4px solid var(--color-cyan);
    color: var(--text-primary);
    padding: 16px 24px;
    border-radius: 8px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.5);
    display: flex;
    align-items: center;
    gap: 12px;
    transform: translateY(100px);
    opacity: 0;
    transition: all var(--transition-speed);
}

.toast.show {
    transform: translateY(0);
    opacity: 1;
}

.toast-success { border-left-color: var(--color-success); }
.toast-danger { border-left-color: var(--color-danger); }
.toast-warning { border-left-color: var(--color-warning); }

/* --- Animations --- */
@keyframes pulse {
    0% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.2); opacity: 0.6; }
    100% { transform: scale(1); opacity: 1; }
}

.timeline {
    border-left: 2px solid var(--border-color);
    padding-left: 24px;
    position: relative;
}

.timeline-item {
    position: relative;
    margin-bottom: 24px;
}

.timeline-item::before {
    content: "";
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--color-cyan);
    box-shadow: 0 0 6px var(--color-cyan-glow);
    position: absolute;
    left: -31px;
    top: 5px;
}

.timeline-time {
    font-size: 11px;
    color: var(--text-secondary);
    font-family: var(--font-mono);
    margin-bottom: 4px;
}

.timeline-title {
    font-size: 14px;
    font-weight: 700;
}

/* --- Sleek Minimal Spinner --- */
.spinner {
    display: inline-block;
    width: 13px;
    height: 13px;
    border: 2px solid rgba(255, 255, 255, 0.25);
    border-top-color: currentColor;
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
    vertical-align: middle;
    margin-right: 6px;
}

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