    :root {
    /* Adastra-inspired Theme: Deep Navy & Clean White/Cyan */
    --bg-body: #020b1c;
    /* Very dark navy */
    --bg-sidebar: #051635;
    /* Lighter navy */
    --bg-card: #0a1f49;
    /* Card background blue */
    --bg-hover: #122b5f;
    /* Hover state */

    --accent-primary: #00b4d8;
    /* Bright Cyan/Blue */
    --accent-secondary: #0077b6;
    /* Ocean Blue */
    --accent-glow: rgba(0, 180, 216, 0.4);

    --text-main: #f0f9ff;
    --text-muted: #94a3b8;
    --border-color: #1e3a6e;

    --success: #00e676;
    --warning: #ffb74d;
    --danger: #ef5350;

    --font-main: 'Plus Jakarta Sans', sans-serif;

    --sidebar-width: 260px;
    --header-height: 70px;
    --card-radius: 8px;
    /* Slightly squarer for corporate look */
    --transition: all 0.2s ease-in-out;
}

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

body {
    font-family: var(--font-main);
    background-color: var(--bg-body);
    color: var(--text-main);
    height: 100vh;
    overflow: hidden;
    -webkit-font-smoothing: antialiased;
}

.app-container {
    display: flex;
    height: 100vh;
}

/* Sidebar */
.sidebar {
    width: var(--sidebar-width);
    background-color: var(--bg-sidebar);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    padding: 1.5rem;
    transition: width 0.3s ease;
}

.logo-area {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 3rem;
    padding: 0 0.5rem;
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.logo-area h1 {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.logo-area .highlight {
    color: var(--accent-primary);
}

.main-nav {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.85rem 1rem;
    color: var(--text-muted);
    text-decoration: none;
    border-radius: 12px;
    transition: var(--transition);
    font-weight: 500;
}

.nav-item i {
    font-size: 1.25rem;
}

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

.nav-item.active {
    background-color: rgba(0, 180, 216, 0.1);
    color: var(--accent-primary);
    box-shadow: 0 0 12px var(--accent-glow);
    border: 1px solid rgba(0, 180, 216, 0.2);
}

.user-profile {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background-color: var(--bg-card);
    border-radius: 12px;
    margin-top: auto;
    border: 1px solid var(--border-color);
}

.avatar img {
    width: 40px;
    height: 40px;
    border-radius: 50%;
}

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

.user-info .name {
    font-weight: 600;
    font-size: 0.9rem;
}

.user-info .role {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* Main Content */
.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.top-bar {
    height: var(--header-height);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 2rem;
    border-bottom: 1px solid var(--border-color);
    background-color: rgba(15, 17, 26, 0.8);
    backdrop-filter: blur(10px);
    z-index: 10;
}

.breadcrumbs .current-page {
    font-size: 1.25rem;
    font-weight: 700;
}

.actions {
    display: flex;
    gap: 1rem;
}

.icon-btn {
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 1.25rem;
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 50%;
    transition: var(--transition);
}

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

.content-area {
    flex: 1;
    overflow-y: auto;
    padding: 2rem;
}

/* Common UI Elements */
.card {
    background-color: var(--bg-card);
    border-radius: var(--card-radius);
    padding: 1.5rem;
    border: 1px solid var(--border-color);
}

.btn {
    padding: 0.6rem 1.2rem;
    border-radius: 8px;
    font-weight: 500;
    cursor: pointer;
    border: none;
    transition: var(--transition);
}

.btn-primary {
    background-color: var(--accent-primary);
    color: white;
}

.btn-primary:hover {
    background-color: #5558e0;
}

/* Dashboard Grid */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.stat-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.stat-icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

.stat-value {
    font-size: 2rem;
    font-weight: 700;
}

.stat-label {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.stat-trend {
    font-size: 0.85rem;
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.trend-up {
    color: var(--success);
}

.trend-down {
    color: var(--danger);
}

/* Jobs Table */
.table-container {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
}

th {
    text-align: left;
    padding: 1rem;
    color: var(--text-muted);
    font-weight: 500;
    border-bottom: 1px solid var(--border-color);
}

td {
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-main);
}

tr:last-child td {
    border-bottom: none;
}

.status-badge {
    padding: 0.25rem 0.75rem;
    border-radius: 100px;
    font-size: 0.8rem;
    font-weight: 600;
    display: inline-block;
}

.status-success {
    background-color: rgba(16, 185, 129, 0.1);
    color: var(--success);
}

.status-error {
    background-color: rgba(239, 68, 68, 0.1);
    color: var(--danger);
}

.status-running {
    background-color: rgba(99, 102, 241, 0.1);
    color: var(--accent-primary);
}

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

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fade-in {
    animation: fadeIn 0.4s ease forwards;
}

.loading-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: var(--text-muted);
    gap: 1rem;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid rgba(99, 102, 241, 0.3);
    border-radius: 50%;
    border-top-color: var(--accent-primary);
    animation: spin 1s linear infinite;
}

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