:root { --navy: #05002d; --blue: #2ea3f2; --bg: #f3f6fb; --ink: #05002d; --muted: #4a4d6b; }
* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; background: var(--bg); color: var(--ink); font: 16px/1.6 "Mulish", "Segoe UI", system-ui, sans-serif; }
.wrap { max-width: 720px; margin: 0 auto; padding: 64px 20px; }
h1 { font-size: 40px; line-height: 1.1; margin: 0 0 12px; }
h1::after { content: ""; display: block; width: 44px; height: 4px; background: var(--blue); margin-top: 14px; }
.muted { color: var(--muted); font-size: 14px; }
.env { display: inline-block; background: #fff1dc; color: #8a4b00; font-size: 12px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; padding: 2px 10px; }