:root {
  --bg: #f7f6f3;
  --surface: #ffffff;
  --text: #1a1d21;
  --muted: #5b6370;
  --line: #e4e2dc;
  --accent: #0f766e;
  --accent-soft: #e3f1ef;
  --radius: 14px;
  --max: 980px;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #121417;
    --surface: #1a1d22;
    --text: #eceae6;
    --muted: #a1a8b3;
    --line: #2a2e35;
    --accent: #2dd4bf;
    --accent-soft: #15302d;
  }
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 17px;
  line-height: 1.6;
}

a { color: var(--accent); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 20px; }

/* Header */
.site-header { border-bottom: 1px solid var(--line); }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; height: 64px; gap: 16px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--text); text-decoration: none; font-weight: 650; letter-spacing: -0.01em; }
.brand img { width: 28px; height: 28px; }
.site-header nav { display: flex; gap: 20px; font-size: 15px; }
.site-header nav a { color: var(--muted); text-decoration: none; }
.site-header nav a:hover { color: var(--text); }

/* Hero */
.hero { padding: 72px 0 48px; }
.hero h1 { font-size: clamp(32px, 5vw, 48px); line-height: 1.12; letter-spacing: -0.025em; margin: 0 0 18px; max-width: 18ch; }
.hero p { color: var(--muted); font-size: 19px; max-width: 58ch; margin: 0; }

section { padding: 40px 0; }
h2 { font-size: 24px; letter-spacing: -0.015em; margin: 0 0 6px; }
.section-lead { color: var(--muted); margin: 0 0 24px; }
h2 + .grid { margin-top: 20px; }

/* Product cards */
.grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 680px) { .grid { grid-template-columns: 1fr; } }
.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.card-head { display: flex; align-items: center; gap: 12px; }
.card-head img { width: 44px; height: 44px; border-radius: 10px; }
.card h3 { margin: 0; font-size: 19px; }
.card .domain { font-size: 14px; color: var(--muted); }
.card p { margin: 0; color: var(--muted); font-size: 16px; flex: 1; }
.card .cta { font-weight: 600; font-size: 15px; }

.badge {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  padding: 2px 9px;
  border-radius: 999px;
  margin-left: auto;
  white-space: nowrap;
}
.badge.live { background: var(--accent-soft); color: var(--accent); }
.badge.soon { background: transparent; color: var(--muted); border: 1px solid var(--line); }

/* Info blocks */
.info { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; }
.info + .info { margin-top: 16px; }
.info h2 { margin-bottom: 10px; }
.info p { margin: 0 0 10px; }
.info p:last-child, .info ul:last-child { margin-bottom: 0; }
.info ul { padding-left: 20px; margin: 0 0 10px; }
.info li { margin: 4px 0; }
code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 0.92em; background: var(--accent-soft); padding: 1px 6px; border-radius: 6px; white-space: nowrap; }

.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.two-col .info + .info { margin-top: 0; }
@media (max-width: 760px) { .two-col { grid-template-columns: 1fr; } }

.mail-big { font-size: 22px; font-weight: 650; }

/* Legal pages */
.legal { padding: 48px 0 64px; max-width: 720px; }
.legal h1 { font-size: 32px; letter-spacing: -0.02em; margin: 0 0 24px; }
.legal h2 { font-size: 19px; margin: 28px 0 6px; }
.legal p, .legal li { color: var(--text); }
.legal .note { color: var(--muted); font-size: 15px; }

/* Footer */
.site-footer { border-top: 1px solid var(--line); margin-top: 40px; padding: 28px 0 40px; font-size: 14px; color: var(--muted); }
.site-footer .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; }
.site-footer nav { display: flex; gap: 18px; flex-wrap: wrap; }
.site-footer a { color: var(--muted); }

@media (max-width: 520px) {
  .site-header nav { gap: 14px; font-size: 14px; }
  .site-header nav .hide-sm { display: none; }
  .hero { padding: 48px 0 32px; }
}
.info p.small { font-size: 15px; color: var(--muted); }
.legal img.imp { display: block; height: auto; }

/* About me */
.person { display: flex; align-items: center; gap: 16px; margin: 4px 0 14px; }
.person img { width: 88px; height: 88px; border-radius: 50%; object-fit: cover; border: 1px solid var(--line); flex: none; }