:root {
  color-scheme: light;
  --ink: #102033;
  --muted: #5f6f81;
  --line: #d8e3ec;
  --paper: #f7fbfc;
  --panel: #ffffff;
  --blue: #1f7a8c;
  --blue-dark: #14586a;
  --green: #1f8a70;
  --gold: #b7791f;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Aptos", "Segoe UI", system-ui, -apple-system, sans-serif;
  color: var(--ink);
  background:
    linear-gradient(135deg, rgba(31, 122, 140, 0.1), transparent 34%),
    linear-gradient(180deg, #f3fafb 0%, #ffffff 42%, #f7fbfc 100%);
  line-height: 1.6;
}

a { color: var(--blue-dark); }

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid rgba(16, 32, 51, 0.1);
  background: rgba(247, 251, 252, 0.9);
  backdrop-filter: blur(14px);
}

.nav {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 14px 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--ink);
  font-weight: 750;
  letter-spacing: -0.02em;
}

.brand-mark {
  width: 34px;
  height: 34px;
  border-radius: 8px;
  display: grid;
  place-items: center;
  color: white;
  background: linear-gradient(135deg, var(--blue), var(--green));
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 18px;
  font-size: 14px;
}

.nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-weight: 600;
}

.nav-links a:hover { color: var(--ink); }

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 11px 16px;
  border-radius: 8px;
  border: 1px solid transparent;
  text-decoration: none;
  font-weight: 750;
  line-height: 1.1;
  cursor: pointer;
  font: inherit;
}

.button.primary {
  background: var(--blue-dark);
  color: white;
  box-shadow: 0 14px 28px rgba(20, 88, 106, 0.18);
}

.button.secondary {
  border-color: rgba(16, 32, 51, 0.16);
  color: var(--ink);
  background: rgba(255, 255, 255, 0.72);
}

.wrap {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.hero { padding: 72px 0 54px; }

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  gap: 42px;
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid rgba(31, 122, 140, 0.2);
  background: rgba(31, 122, 140, 0.08);
  color: var(--blue-dark);
  font-size: 13px;
  font-weight: 750;
}

h1, h2, h3 {
  line-height: 1.08;
  letter-spacing: -0.035em;
}

h1 {
  max-width: 760px;
  margin: 18px 0;
  font-size: clamp(42px, 7vw, 76px);
}

h2 {
  font-size: clamp(30px, 4vw, 48px);
  margin: 0 0 14px;
}

h3 {
  font-size: 22px;
  margin: 0 0 10px;
}

.lead {
  max-width: 690px;
  color: var(--muted);
  font-size: 19px;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.note {
  color: var(--muted);
  font-size: 14px;
}

.clinical-panel {
  border: 1px solid rgba(16, 32, 51, 0.12);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: 0 28px 72px rgba(16, 32, 51, 0.12);
  overflow: hidden;
}

.panel-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--line);
  background: #eef6f8;
  font-size: 12px;
  color: var(--muted);
  font-weight: 750;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.clinical-note {
  padding: 22px;
  font-family: "Cascadia Mono", "SFMono-Regular", Consolas, monospace;
  font-size: 14px;
  color: #274158;
  background: linear-gradient(180deg, #ffffff, #f7fbfc);
}

.clinical-note strong { color: var(--ink); }

.section { padding: 58px 0; }

.band {
  background: #edf6f7;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.card {
  border: 1px solid rgba(16, 32, 51, 0.12);
  border-radius: 8px;
  background: var(--panel);
  padding: 22px;
}

.card.link-card {
  display: block;
  text-decoration: none;
  color: var(--ink);
}

.card.link-card:hover {
  border-color: rgba(31, 122, 140, 0.36);
  box-shadow: 0 18px 44px rgba(16, 32, 51, 0.09);
}

.card p,
.content p,
.content li {
  color: var(--muted);
}

.content {
  max-width: 860px;
  padding: 54px 0 70px;
}

.content h1 { font-size: clamp(38px, 6vw, 60px); }

.content h2 {
  margin-top: 34px;
  font-size: 28px;
}

.callout {
  border-left: 4px solid var(--gold);
  border-radius: 8px;
  background: #fff8ed;
  padding: 16px 18px;
}

.table-wrap {
  overflow-x: auto;
  border: 1px solid rgba(16, 32, 51, 0.12);
  border-radius: 8px;
  background: white;
}

table {
  width: 100%;
  min-width: 760px;
  border-collapse: collapse;
  font-size: 14px;
}

th,
td {
  padding: 13px 14px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

th {
  background: #eef6f8;
  color: var(--ink);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

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

.footer {
  border-top: 1px solid var(--line);
  padding: 28px 0;
  background: white;
  color: var(--muted);
  font-size: 14px;
}

.footer .wrap {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.footer a {
  color: var(--muted);
  text-decoration: none;
}

.code-box {
  border: 1px solid rgba(31, 122, 140, 0.24);
  border-radius: 8px;
  background: #ecf8f7;
  padding: 18px;
  font-family: "Cascadia Mono", Consolas, monospace;
  font-size: clamp(28px, 6vw, 54px);
  font-weight: 800;
  letter-spacing: 0.12em;
  overflow-wrap: anywhere;
}

@media (max-width: 820px) {
  .hero-grid,
  .grid-2,
  .grid-3 { grid-template-columns: 1fr; }

  .nav {
    align-items: flex-start;
    flex-direction: column;
  }

  .nav-links {
    width: 100%;
    flex-wrap: wrap;
  }

  .hero { padding-top: 48px; }
}