:root {
  --bg: #ffffff;
  --surface: #f5f5fb;
  --text: #1c1b22;
  --muted: #5d5b6a;
  --border: #e3e2ec;
  --brand: #4f46e5;
  --brand-soft: #eceafd;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #121118;
    --surface: #1c1b24;
    --text: #ecebf3;
    --muted: #a7a5b6;
    --border: #2e2c3a;
    --brand: #a5a0ff;
    --brand-soft: #262447;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.65 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

header {
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}

.bar, main, footer .inner {
  max-width: 760px;
  margin: 0 auto;
  padding: 0 16px;
}

.bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  padding-top: 14px;
  padding-bottom: 14px;
}

.brand { font-weight: 700; color: var(--text); text-decoration: none; }
.brand span { color: var(--brand); }

nav a {
  color: var(--muted);
  text-decoration: none;
  margin-left: 14px;
  font-size: 15px;
}
nav a:first-child { margin-left: 0; }
nav a[aria-current="page"] { color: var(--brand); font-weight: 600; }

main { padding-top: 32px; padding-bottom: 48px; }

h1 { font-size: 30px; line-height: 1.25; margin: 0 0 6px; }
h2 { font-size: 20px; margin: 36px 0 8px; }
h3 { font-size: 17px; margin: 22px 0 6px; }
p, li { color: var(--text); }
.meta { color: var(--muted); margin: 0 0 24px; }
a { color: var(--brand); }
ul { padding-left: 22px; }
li { margin: 4px 0; }

.summary {
  background: var(--brand-soft);
  border-radius: 14px;
  padding: 16px 20px;
  margin: 20px 0 8px;
}
.summary h2 { margin-top: 0; font-size: 17px; }

table {
  width: 100%;
  border-collapse: collapse;
  margin: 12px 0;
  font-size: 15px;
  display: block;
  overflow-x: auto;
}
th, td {
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--border);
  padding: 10px 12px 10px 0;
  min-width: 140px;
}
th { color: var(--muted); font-weight: 600; }

.contact {
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 16px 20px;
  margin-top: 12px;
}
.contact p { margin: 4px 0; }

.cards { display: grid; gap: 12px; margin-top: 24px; }
.card {
  display: block;
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 16px 20px;
  text-decoration: none;
  color: var(--text);
}
.card strong { color: var(--brand); }
.card span { display: block; color: var(--muted); font-size: 15px; }

ol.steps li { margin: 8px 0; }

footer {
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 14px;
}
footer .inner { padding-top: 20px; padding-bottom: 28px; }