:root { --ink: #1a2433; --muted: #5b6676; --accent: #1d5fd1; --bg: #f5f7fa; --card: #ffffff; --line: #dde3ec; }
* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 24px;
       background: var(--bg); color: var(--ink); font: 17px/1.55 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
.page { width: 100%; max-width: 560px; background: var(--card); border: 1px solid var(--line); border-radius: 14px;
        padding: 40px 32px; box-shadow: 0 1px 3px rgba(26, 36, 51, .06); }
h1 { margin: 0 0 12px; font-size: 1.9rem; line-height: 1.2; }
.lead { margin: 0 0 24px; }
.contact { margin: 0; color: var(--muted); font-size: .95rem; }
a { color: var(--accent); }
@media (max-width: 480px) { .page { padding: 28px 20px; } }