:root {
    --bg-dark: #0B1120;
    --bg-card: #111827;
    --primary: #2563EB;
    --primary-light: #3B82F6;
    --text: #E5E7EB;
    --text-muted: #9CA3AF;
}

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

body {
    font-family: 'Manrope', sans-serif;
    background-color: var(--bg-dark);
    color: var(--text);
    line-height: 1.6;
}

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

.navbar {
    padding: 20px 0;
    background: rgba(11,17,32,0.8);
    backdrop-filter: blur(8px);
    position: sticky;
    top: 0;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.navbar nav a {
    margin-left: 20px;
    text-decoration: none;
    color: var(--text-muted);
    transition: 0.3s;
}

.navbar nav a:hover {
    color: var(--primary-light);
}

.hero {
    padding: 120px 0;
    background: radial-gradient(circle at 30% 30%, #1e3a8a, transparent 50%);
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
}

.hero-text h1 {
    font-size: 2.8rem;
    margin-bottom: 20px;
}

.hero-text p {
    color: var(--text-muted);
    margin-bottom: 30px;
}

.btn-primary {
    background: linear-gradient(90deg, var(--primary), var(--primary-light));
    padding: 12px 24px;
    border-radius: 6px;
    color: white;
    text-decoration: none;
    font-weight: 600;
    box-shadow: 0 0 20px rgba(37,99,235,0.5);
    transition: 0.3s;
}

.btn-primary:hover {
    transform: translateY(-2px);
}

.btn-secondary {
    margin-left: 15px;
    color: var(--primary-light);
    text-decoration: none;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px,1fr));
    gap: 20px;
    margin-top: 40px;
}

.card {
    background: var(--bg-card);
    padding: 30px;
    border-radius: 12px;
    transition: 0.3s;
    border: 1px solid rgba(255,255,255,0.05);
}

.card:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
}

.stack-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-top: 30px;
}

.stack-grid span {
    background: rgba(37,99,235,0.15);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.9rem;
}

.cta {
    padding: 100px 0;
    text-align: center;
    background: linear-gradient(135deg, #1e3a8a, #2563EB);
}

.footer {
    padding: 30px 0;
    text-align: center;
    font-size: 0.9rem;
    color: var(--text-muted);
}

@media(max-width: 900px) {
    .hero-grid {
        grid-template-columns: 1fr;
    }
}