:root {
    --bg-primary: #0f1117;
    --bg-secondary: #161822;
    --bg-card: #1a1d2e;
    --bg-hover: #222640;
    --bg-input: #1e2235;
    --border: #2a2e42;
    --border-focus: #5b6abf;
    --text-primary: #e4e6f0;
    --text-secondary: #8b8fa8;
    --text-muted: #5c6078;
    --accent: #6366f1;
    --accent-hover: #818cf8;
    --success: #22c55e;
    --danger: #ef4444;
    --warning: #f59e0b;
    --info: #3b82f6;
    --purple: #a855f7;
    --sidebar-width: 260px;
    --radius: 10px;
    --radius-sm: 6px;
    --shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
    --transition: all 0.2s ease;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); }

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

.app-layout.sidebar-collapsed .sidebar {
    transform: translateX(-100%);
    width: 0;
    overflow: hidden;
}

.app-layout.sidebar-collapsed .main-content {
    margin-left: 0;
}

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

.sidebar-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-primary);
}

.logo i {
    font-size: 1.8rem;
    color: var(--accent);
}

.version {
    color: var(--text-muted);
    font-size: 0.7rem;
    background: var(--bg-hover);
    padding: 2px 8px;
    border-radius: 20px;
}

.sidebar-nav {
    flex: 1;
    padding: 1rem 0.75rem;
    overflow-y: auto;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.7rem 1rem;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    transition: var(--transition);
    margin-bottom: 2px;
    font-size: 0.9rem;
}

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

.nav-item.active {
    background: var(--accent);
    color: #fff;
}

.nav-item i { font-size: 1.2rem; }

.nav-divider {
    height: 1px;
    background: var(--border);
    margin: 0.75rem 0;
}

.sidebar-footer {
    padding: 1rem 1.25rem;
    border-top: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.logout-btn {
    color: var(--text-muted);
    font-size: 1.2rem;
    transition: var(--transition);
}

.logout-btn:hover { color: var(--danger); }

/* Main Content */
.main-content {
    margin-left: var(--sidebar-width);
    flex: 1;
    min-height: 100vh;
    transition: var(--transition);
}

.top-bar {
    position: sticky;
    top: 0;
    background: rgba(15, 17, 23, 0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    padding: 0.75rem 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    z-index: 50;
}

.sidebar-toggle {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.3rem;
    cursor: pointer;
    padding: 0.4rem;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.sidebar-toggle:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.top-bar-right { display: flex; align-items: center; gap: 1rem; }

.ai-status {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    color: var(--text-secondary);
    background: var(--bg-secondary);
    padding: 0.4rem 0.8rem;
    border-radius: 20px;
    border: 1px solid var(--border);
}

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

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.content-wrapper {
    padding: 2rem;
    max-width: 1400px;
}

/* Page Header */
.page-header {
    margin-bottom: 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
}

.page-header h1 {
    font-size: 1.5rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.page-header h1 i {
    color: var(--accent);
}

.page-header p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-top: 0.25rem;
}

.page-actions { display: flex; gap: 0.5rem; }

/* Cards */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
}

.card-header {
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.card-header h3 {
    font-size: 0.95rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.card-body { padding: 1.5rem; }

/* Stats */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.25rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: var(--transition);
}

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

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
}

.stat-icon.bg-blue { background: rgba(99, 102, 241, 0.15); color: var(--info); }
.stat-icon.bg-green { background: rgba(34, 197, 94, 0.15); color: var(--success); }
.stat-icon.bg-red { background: rgba(239, 68, 68, 0.15); color: var(--danger); }
.stat-icon.bg-orange { background: rgba(245, 158, 11, 0.15); color: var(--warning); }
.stat-icon.bg-purple { background: rgba(168, 85, 247, 0.15); color: var(--purple); }

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

.stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    line-height: 1.2;
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

/* Grid */
.grid-2 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 1.5rem;
}

/* Tables */
.table {
    width: 100%;
    border-collapse: collapse;
}

.table th, .table td {
    padding: 0.75rem 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border);
}

.table th {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    font-weight: 600;
}

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

.table-compact th, .table-compact td { padding: 0.5rem 0.75rem; }

/* Badges */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.2rem 0.6rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 500;
}

.badge-green { background: rgba(34, 197, 94, 0.15); color: var(--success); }
.badge-red { background: rgba(239, 68, 68, 0.15); color: var(--danger); }
.badge-orange { background: rgba(245, 158, 11, 0.15); color: var(--warning); }
.badge-blue { background: rgba(59, 130, 246, 0.15); color: var(--info); }
.badge-purple { background: rgba(168, 85, 247, 0.15); color: var(--purple); }
.badge-gray { background: rgba(139, 143, 168, 0.15); color: var(--text-secondary); }

/* Score Bar */
.score-bar {
    width: 60px;
    height: 6px;
    background: var(--bg-hover);
    border-radius: 3px;
    overflow: hidden;
    display: inline-block;
    vertical-align: middle;
    margin-right: 0.4rem;
}

.score-bar-lg {
    width: 100%;
    height: 8px;
    background: var(--bg-hover);
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 0.25rem;
}

.score-fill {
    height: 100%;
    border-radius: inherit;
    transition: width 0.5s ease;
}

.score-fill.safe { background: var(--success); }
.score-fill.warning { background: var(--warning); }
.score-fill.danger { background: var(--danger); }

.score-display {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.5rem 1rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-size: 0.875rem;
    cursor: pointer;
    transition: var(--transition);
    font-family: inherit;
    text-decoration: none;
}

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

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

.btn-success { background: var(--success); border-color: var(--success); color: #fff; }
.btn-success:hover { opacity: 0.9; color: #fff; }

.btn-danger { background: var(--danger); border-color: var(--danger); color: #fff; }
.btn-danger:hover { opacity: 0.9; color: #fff; }

.btn-ghost { background: transparent; border-color: transparent; }
.btn-ghost:hover { background: var(--bg-hover); }

.btn-sm { padding: 0.3rem 0.6rem; font-size: 0.8rem; }
.btn-lg { padding: 0.7rem 1.5rem; font-size: 1rem; }
.btn-block { width: 100%; justify-content: center; }

.btn-group { display: flex; gap: 0.25rem; }

/* Forms */
.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 0.4rem;
    color: var(--text-secondary);
}

.form-control {
    width: 100%;
    padding: 0.6rem 0.9rem;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 0.9rem;
    transition: var(--transition);
}

.form-control:focus {
    outline: none;
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}

.form-control::placeholder { color: var(--text-muted); }

select.form-control { cursor: pointer; }

.form-inline {
    display: flex;
    align-items: flex-end;
    gap: 1rem;
    flex-wrap: wrap;
}

.form-inline .form-group { flex: 1; min-width: 200px; }

.checkbox-label {
    display: flex !important;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--accent);
}

.input-group {
    display: flex;
    gap: 0;
}

.input-group input {
    border-radius: var(--radius-sm) 0 0 var(--radius-sm);
    flex: 1;
}

.input-group .btn {
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.search-form { min-width: 300px; }

/* Filter Bar */
.filter-bar {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.filter-bar-inline {
    display: flex;
    gap: 0.25rem;
}

.filter-btn {
    padding: 0.4rem 0.9rem;
    border-radius: 20px;
    font-size: 0.8rem;
    color: var(--text-secondary);
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    transition: var(--transition);
    cursor: pointer;
    text-decoration: none;
}

.filter-btn:hover { background: var(--bg-hover); color: var(--text-primary); }
.filter-btn.active { background: var(--accent); color: #fff; border-color: var(--accent); }

/* Alerts */
.alert {
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-sm);
    margin: 1rem 2rem 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    animation: slideDown 0.3s ease;
}

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

.alert-success { background: rgba(34, 197, 94, 0.1); border: 1px solid rgba(34, 197, 94, 0.3); color: var(--success); }
.alert-error { background: rgba(239, 68, 68, 0.1); border: 1px solid rgba(239, 68, 68, 0.3); color: var(--danger); }

/* Detail Grid */
.detail-grid {
    display: grid;
    gap: 1rem;
}

.detail-item label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    margin-bottom: 0.25rem;
    display: block;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--text-muted);
}

.empty-state i {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: block;
}

.empty-state h3 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
}

/* Info Box */
.info-box {
    display: flex;
    gap: 1rem;
    padding: 1rem;
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
}

.info-box i {
    color: var(--info);
    font-size: 1.3rem;
    flex-shrink: 0;
}

.info-box code {
    display: block;
    margin-top: 0.5rem;
    padding: 0.4rem 0.6rem;
    background: var(--bg-primary);
    border-radius: 4px;
    font-size: 0.8rem;
}

/* Pagination */
.pagination {
    display: flex;
    gap: 0.25rem;
    justify-content: center;
    padding-top: 1rem;
}

.page-link {
    padding: 0.4rem 0.8rem;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    color: var(--text-secondary);
    transition: var(--transition);
}

.page-link:hover { background: var(--bg-hover); color: var(--text-primary); }
.page-link.active { background: var(--accent); color: #fff; border-color: var(--accent); }

/* Log Viewer */
.log-viewer {
    max-height: 600px;
    overflow-y: auto;
    font-family: 'JetBrains Mono', 'Fira Code', monospace;
    font-size: 0.78rem;
    line-height: 1.8;
}

.log-line {
    padding: 0.1rem 0.5rem;
    border-bottom: 1px solid rgba(42, 46, 66, 0.5);
    white-space: pre-wrap;
    word-break: break-all;
}

.log-line.log-error { background: rgba(239, 68, 68, 0.05); color: var(--danger); }
.log-line.log-warning { background: rgba(245, 158, 11, 0.05); color: var(--warning); }

/* Email Content */
.email-content {
    white-space: pre-wrap;
    word-break: break-word;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    line-height: 1.7;
    background: var(--bg-primary);
    padding: 1rem;
    border-radius: var(--radius-sm);
    max-height: 400px;
    overflow-y: auto;
}

/* Auth */
.auth-body {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: var(--bg-primary);
}

.auth-container {
    width: 100%;
    max-width: 420px;
    padding: 2rem;
}

.auth-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2.5rem;
    box-shadow: var(--shadow);
}

.auth-logo {
    text-align: center;
    margin-bottom: 2rem;
}

.auth-logo i {
    font-size: 3rem;
    color: var(--accent);
    margin-bottom: 0.5rem;
    display: block;
}

.auth-logo h1 {
    font-size: 1.8rem;
    font-weight: 700;
}

.auth-logo p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.auth-form .form-group label {
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.auth-form .btn { margin-top: 0.5rem; }

.auth-footer {
    text-align: center;
    margin-top: 1.5rem;
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* Utilities */
.text-mono { font-family: 'JetBrains Mono', 'Fira Code', monospace; font-size: 0.85rem; }
.text-sm { font-size: 0.85rem; }
.text-muted { color: var(--text-muted); }
.text-center { text-align: center; }
.font-bold { font-weight: 600; }
.mt-4 { margin-top: 1.5rem; }

/* Responsive */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        width: 0;
    }
    .main-content { margin-left: 0; }
    .app-layout.sidebar-collapsed .sidebar {
        transform: translateX(0);
        width: var(--sidebar-width);
    }
    .content-wrapper { padding: 1rem; }
    .grid-2 { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .search-form { min-width: unset; width: 100%; }
    .page-header { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 480px) {
    .stats-grid { grid-template-columns: 1fr; }
}