:root {
  --ink: #0d141b;
  --ink-soft: #19232d;
  --emerald: #30d782;
  --teal: #27afa3;
  --fg: #e9eef2;
  --fg-dim: #b7c2cc;
  --fg-mute: #7f8c97;
  --line: rgba(255, 255, 255, 0.09);
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: radial-gradient(1200px 600px at 10% -10%, rgba(39, 175, 163, 0.18), transparent 60%),
              linear-gradient(180deg, var(--ink-soft), var(--ink) 40%);
  background-color: var(--ink);
  color: var(--fg-dim);
  font: 16px/1.65 -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, sans-serif;
  min-height: 100vh;
}

a { color: var(--emerald); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap { max-width: 720px; margin: 0 auto; padding: 32px 20px 64px; }

header.top { display: flex; align-items: center; gap: 12px; margin-bottom: 40px; }
header.top img { width: 40px; height: 40px; border-radius: 10px; }
header.top a.brand { color: var(--fg); font-weight: 600; font-size: 18px; }
header.top nav { margin-left: auto; display: flex; gap: 18px; font-size: 15px; }
header.top nav a { color: var(--fg-dim); }

h1 { color: var(--fg); font-size: 34px; line-height: 1.2; margin: 0 0 8px; letter-spacing: -0.02em; }
h2 { color: var(--fg); font-size: 19px; margin: 36px 0 8px; }
h3 { color: var(--fg); font-size: 16px; margin: 24px 0 4px; }
p, li { margin: 0 0 12px; }
ul { padding-left: 20px; }
.muted { color: var(--fg-mute); font-size: 14px; }

.hero { text-align: center; padding: 24px 0 8px; }
.hero img { width: 112px; height: 112px; border-radius: 26px; box-shadow: 0 20px 50px rgba(0, 0, 0, 0.45); }
.hero h1 { margin-top: 24px; font-size: 40px; }
.hero p { font-size: 18px; max-width: 520px; margin: 0 auto 12px; }

.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 12px; margin-top: 32px; }
.card { background: rgba(255, 255, 255, 0.04); border: 1px solid var(--line); border-radius: 16px; padding: 16px; }
.card strong { color: var(--fg); display: block; margin-bottom: 4px; }

.contact { background: rgba(48, 215, 130, 0.08); border: 1px solid rgba(48, 215, 130, 0.25); border-radius: 16px; padding: 16px 18px; margin: 24px 0; }

hr { border: 0; border-top: 1px solid var(--line); margin: 48px 0 24px; }

footer { margin-top: 56px; padding-top: 20px; border-top: 1px solid var(--line); font-size: 14px; color: var(--fg-mute); display: flex; gap: 18px; flex-wrap: wrap; }
footer a { color: var(--fg-mute); }

@media (max-width: 480px) {
  h1 { font-size: 28px; }
  .hero h1 { font-size: 32px; }
}