:root {
  --bg: #f6f8fb;
  --surface: #ffffff;
  --surface-soft: #f1f5f9;
  --text: #16202a;
  --muted: #5f6b76;
  --line: #dbe4ee;
  --primary: #155eef;
  --primary-soft: #eaf2ff;
  --accent: #0f766e;
  --danger: #b42318;
  --shadow: 0 18px 40px rgba(16, 24, 40, 0.08);
  --radius: 22px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top right, rgba(21, 94, 239, 0.08), transparent 24%),
    radial-gradient(circle at top left, rgba(15, 118, 110, 0.06), transparent 20%),
    var(--bg);
  line-height: 1.68;
}

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

.page {
  width: min(960px, calc(100% - 32px));
  margin: 32px auto 56px;
}

.hero,
.card {
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(219, 228, 238, 0.8);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.hero {
  padding: 36px 34px 28px;
  margin-bottom: 22px;
}

.brand-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 16px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: white;
  display: grid;
  place-items: center;
  font-weight: 800;
  box-shadow: 0 10px 24px rgba(21, 94, 239, 0.22);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: 999px;
  background: var(--primary-soft);
  color: var(--primary);
  font-size: 0.9rem;
  font-weight: 600;
}

h1, h2, h3 {
  margin: 0 0 12px;
  line-height: 1.22;
}

h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  letter-spacing: -0.03em;
}

h2 {
  margin-top: 28px;
  font-size: 1.3rem;
}

h3 {
  margin-top: 22px;
  font-size: 1.02rem;
}

.lead {
  font-size: 1.06rem;
  color: var(--muted);
  max-width: 780px;
}

.grid {
  display: grid;
  gap: 18px;
}

.grid.two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.card {
  padding: 26px;
}

.nav-list,
.link-list,
ul,
ol {
  padding-left: 20px;
}

.nav-list li,
.link-list li,
ul li,
ol li {
  margin: 10px 0;
}

.kicker {
  margin: 0 0 8px;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  font-weight: 700;
}

.muted {
  color: var(--muted);
}

.note {
  padding: 14px 16px;
  border-left: 4px solid var(--primary);
  background: var(--primary-soft);
  border-radius: 14px;
  color: #24426c;
}

.warning {
  padding: 14px 16px;
  border-left: 4px solid var(--danger);
  background: #fef3f2;
  border-radius: 14px;
  color: #7a271a;
}

.footer {
  margin-top: 28px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.95rem;
}

.meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 18px;
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.pill-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.pill {
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface-soft);
  font-size: 0.92rem;
  color: var(--text);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 16px;
  border-radius: 14px;
  font-weight: 600;
  border: 1px solid transparent;
}

.button.primary {
  background: var(--primary);
  color: #fff;
}

.button.secondary {
  background: var(--surface-soft);
  color: var(--text);
  border-color: var(--line);
}

.button:hover { text-decoration: none; }

@media (max-width: 760px) {
  .page { width: min(100% - 20px, 960px); margin-top: 16px; }
  .hero, .card { padding: 22px 18px; border-radius: 18px; }
  .grid.two { grid-template-columns: 1fr; }
  .brand-row { flex-direction: column; align-items: flex-start; }
}