:root {
    --primary-bg: #1a1c2c;
    --second-bg: #292D41;
    --accent: #17A2D9;
    --text-main: #ffffff;
    --text-muted: #a0a0a0;
    --card-bg: rgba(41, 45, 65, 0.7);
    --glass-border: rgba(255, 255, 255, 0.1);
}

body {
    background-color: var(--primary-bg);
    color: var(--text-main);
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
}

.system-card {
    background: var(--card-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    transition: all 0.3s ease;
    overflow: hidden;
}

.system-card:hover {
    transform: translateY(-10px);
    border-color: var(--accent);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.system-card img {
    height: 180px;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.system-card:hover img {
    transform: scale(1.05);
}

.system-card .card-body {
    padding: 1.5rem;
}

.system-card .card-title {
    font-weight: 600;
    margin-bottom: 1rem;
}

.btn-outline-light {
    border-radius: 8px;
    padding: 0.6rem 1.2rem;
    font-weight: 500;
    border: 1px solid var(--glass-border);
    transition: all 0.3s ease;
}

.btn-outline-light:hover {
    background-color: var(--accent);
    border-color: var(--accent);
    color: white;
}

header {
    background-color: var(--second-bg);
    border-bottom: 1px solid var(--glass-border);
}