:root {
    --bg-start: #0f172a;
    --bg-end: #1e293b;
    --card-bg: rgba(15, 23, 42, 0.78);
    --text: #e2e8f0;
    --muted: #94a3b8;
    --accent: #38bdf8;
    --border: rgba(148, 163, 184, 0.35);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    color: var(--text);
    background: radial-gradient(circle at top left, #1d4ed8 0%, transparent 35%),
        linear-gradient(135deg, var(--bg-start), var(--bg-end));
}

.container {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 24px;
}

.card {
    width: min(720px, 100%);
    padding: clamp(24px, 4vw, 40px);
    border-radius: 20px;
    border: 1px solid var(--border);
    background: var(--card-bg);
    backdrop-filter: blur(8px);
    box-shadow: 0 20px 50px rgba(2, 6, 23, 0.45);
}

.eyebrow {
    margin: 0;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--accent);
    font-size: 0.78rem;
    font-weight: 700;
}

h1 {
    margin: 10px 0 14px;
    font-size: clamp(1.8rem, 4vw, 2.7rem);
    line-height: 1.2;
}

.lead {
    margin: 0 0 18px;
    font-size: 1.06rem;
    line-height: 1.65;
    color: var(--muted);
}

.contact {
    margin: 0;
    font-size: 0.96rem;
    color: #cbd5e1;
}

@media (max-width: 480px) {
    .card {
        border-radius: 14px;
    }
}