:root {
    --bg: #0b0c10;
    --bg-muted: #11121a;
    --text: #f3f4f6;
    --text-muted: #a1a1aa;
    --border: rgba(255, 255, 255, 0.08);
    --accent: #7c3aed;
}

* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    padding: 0;
}

body {
    font-family: system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg);
    color: var(--text);
    line-height: 1.6;
}

/* Layout */
.container {
    width: min(1100px, calc(100% - 40px));
    margin: 0 auto;
}

/* Header */
.header {
    border-bottom: 1px solid var(--border);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 0;
}

.logo {
    height: 32px;
    width: auto;
}

.nav a {
    margin-left: 20px;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 14px;
}

.nav a:hover {
    color: var(--text);
}

/* Hero */
.hero {
    padding: 80px 0 60px;
}

.hero h1 {
    font-size: clamp(32px, 4vw, 52px);
    margin: 0 0 20px;
    letter-spacing: -0.5px;
}

.lead {
    max-width: 720px;
    color: var(--text-muted);
    font-size: 18px;
}

/* Sections */
.section {
    padding: 60px 0;
}

.section-muted {
    background-color: var(--bg-muted);
}

.section h2 {
    margin: 0 0 24px;
    font-size: 28px;
}

/* Cards */
.cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.card {
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 24px;
    background-color: rgba(255, 255, 255, 0.02);
}

.card h3 {
    margin: 0 0 10px;
    font-size: 18px;
}

.card p {
    margin: 0;
    color: var(--text-muted);
}

/* Contact */
.contact-box {
    margin-top: 24px;
    display: flex;
    gap: 40px;
    font-size: 15px;
}

/* Footer */
.footer {
    border-top: 1px solid var(--border);
}

.footer-inner {
    padding: 20px 0;
    font-size: 13px;
    color: var(--text-muted);
}

/* Responsive */
@media (max-width: 900px) {
    .cards {
        grid-template-columns: 1fr;
    }

    .nav {
        display: none;
    }

    .hero {
        padding: 60px 0 40px;
    }
}