body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
    background: #0f172a;
    color: #e5e7eb;
    line-height: 1.6;
}
a { color: inherit; text-decoration: none; }

.container {
    max-width: 1200px;
    margin: auto;
    padding: 0 20px;
}

/* HERO */
.hero {
    padding: 0px 0;
    background: radial-gradient(circle at top right, #2563eb33, transparent 60%);
    text-align: center;
}
.hero h1 {
    font-size: 42px;
    margin-bottom: 20px;
}
.hero p {
    font-size: 18px;
    color: #cbd5f5;
    max-width: 700px;
    margin: 0 auto 40px;
}
.btn {
    display: inline-block;
    padding: 14px 32px;
    background: linear-gradient(135deg, #2563eb, #38bdf8);
    color: #fff;
    border-radius: 30px;
    font-weight: 600;
    transition: transform .2s;
}
.btn:hover { transform: translateY(-2px); }

/* SECTION */
section {
    padding: 0px 0;
}
h2 {
    font-size: 32px;
    margin-bottom: 20px;
    text-align: center;
}
.sub {
    text-align: center;
    color: #94a3b8;
    max-width: 700px;
    margin: 0 auto 50px;
}

/* GRID */
.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}
.card {
    background: #020617;
    padding: 30px;
    border-radius: 16px;
    border: 1px solid #1e293b;
}
.card h3 {
    margin-top: 0;
    margin-bottom: 10px;
    font-size: 20px;
}
.card p {
    color: #9ca3af;
    font-size: 15px;
}

/* CTA */
.cta {
    background: linear-gradient(135deg, #1e3a8a, #0284c7);
    text-align: center;
    padding: 10px 20px;
}

footer {
    background: #020617;
    padding: 40px 0;
    font-size: 14px;
    color: #94a3b8;
    text-align: center;
}