:root {
    --primary: #2563eb;
    --secondary: #0f172a;
    --light: #f8fafc;
    --dark: #1e293b;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --border-radius: 8px;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--dark);
    background-color: #f1f5f9;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

header {
    background-color: var(--secondary);
    color: white;
    padding: 1.5rem 0;
    margin-bottom: 2rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

header h1 {
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
}

header p {
    opacity: 0.8;
}

section {
    margin-bottom: 2.5rem;
    background-color: white;
    border-radius: var(--border-radius);
    padding: 1.5rem;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

section h2 {
    font-size: 1.3rem;
    margin-bottom: 1.2rem;
    color: var(--secondary);
    border-bottom: 1px solid #e2e8f0;
    padding-bottom: 0.75rem;
}

section h2 i {
    margin-right: 0.5rem;
    color: var(--primary);
}

/* App Highlights Section */
.app-highlights {
    display: flex;
    gap: 1.5rem;
    overflow-x: auto;
    padding-bottom: 1rem;
}

.app-highlight-card {
    flex: 0 0 250px;
    background-color: var(--light);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.app-highlight-card:hover {
    transform: translateY(-5px);
}

.app-highlight-card .card-icon {
    height: 100px;
    background-color: var(--primary);
    color: white;
    display: flex;
    justify-content: center;
    align-items: center;
}

.app-highlight-card .card-icon i {
    font-size: 2.5rem;
}

.app-highlight-card .card-body {
    padding: 1.2rem;
}

.app-highlight-card h3 {
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
}

.app-highlight-card p {
    color: #64748b;
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

.app-highlight-card .btn {
    display: inline-block;
    background-color: var(--primary);
    color: white;
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    font-size: 0.9rem;
    transition: background-color 0.3s ease;
}

.app-highlight-card .btn:hover {
    background-color: #1e40af;
}

/* Infrastructure Section */
.infra-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 1rem;
}

.infra-card {
    background-color: var(--light);
    border-radius: var(--border-radius);
    padding: 1.2rem;
    transition: transform 0.3s ease;
    display: flex;
    align-items: center;
}

.infra-card:hover {
    transform: translateY(-3px);
    background-color: #e2e8f0;
}

.infra-card i {
    font-size: 1.8rem;
    margin-right: 1rem;
    color: var(--primary);
}

.infra-card .infra-details {
    flex-grow: 1;
}

.infra-card h3 {
    font-size: 1.1rem;
    margin-bottom: 0.25rem;
}

.infra-card p {
    font-size: 0.85rem;
    color: #64748b;
}

.infra-card a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    margin-top: 0.5rem;
    display: inline-block;
}

.infra-card a:hover {
    text-decoration: underline;
}

/* Resource Usage Section */
.stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1rem;
}

.stat-card {
    background-color: var(--light);
    border-radius: var(--border-radius);
    padding: 1.2rem;
    text-align: center;
    transition: transform 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-3px);
}

.stat-card i {
    font-size: 1.8rem;
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.stat-card span {
    display: block;
    font-size: 1.5rem;
    font-weight: bold;
    margin-bottom: 0.25rem;
}

footer {
    background-color: var(--secondary);
    color: white;
    padding: 1rem 0;
    margin-top: 2rem;
}

footer a {
    color: #93c5fd;
    text-decoration: none;
}

footer a:hover {
    text-decoration: underline;
}

@media (max-width: 768px) {
    header h1 {
        font-size: 1.5rem;
    }
    
    .infra-grid {
        grid-template-columns: 1fr;
    }
    
    .app-highlights {
        flex-direction: column;
    }
    
    .app-highlight-card {
        flex: 0 0 auto;
        width: 100%;
    }
}