:root {
  color-scheme: light;
  --bg: #fffaf0;
  --panel: #ffffff;
  --panel-strong: #151515;
  --text: #211b15;
  --muted: #6c5d50;
  --line: #eadfce;
  --accent: #f7a41d;
  --accent-dark: #a45e00;
  --good: #0d7a48;
  --shadow: 0 24px 80px rgba(74, 43, 7, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at top left, rgba(247, 164, 29, 0.25), transparent 36rem),
    linear-gradient(180deg, #fff7e7 0%, var(--bg) 42%, #ffffff 100%);
  color: var(--text);
  font: 16px/1.6 Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

a {
  color: inherit;
}

code,
pre {
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

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

.hero {
  padding: 28px 0 48px;
}

.nav,
.nav-links,
.actions,
.hero-grid,
.split,
.profile-list div {
  display: flex;
}

.nav {
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 72px;
}

.brand {
  font-weight: 800;
  letter-spacing: -0.03em;
  text-decoration: none;
}

.nav-links {
  gap: 18px;
  color: var(--muted);
  font-size: 0.94rem;
}

.nav-links a {
  text-decoration: none;
}

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

.hero-grid {
  align-items: stretch;
  justify-content: space-between;
  gap: 36px;
}

.hero-grid > div {
  max-width: 720px;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--accent-dark);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 18px;
  font-size: clamp(3rem, 8vw, 6.7rem);
  line-height: 0.92;
  letter-spacing: -0.075em;
}

h2 {
  margin-bottom: 16px;
  font-size: clamp(2rem, 4vw, 3.35rem);
  line-height: 1;
  letter-spacing: -0.055em;
}

h3 {
  margin-bottom: 8px;
  font-size: 1.1rem;
  letter-spacing: -0.02em;
}

.lede {
  max-width: 680px;
  color: var(--muted);
  font-size: 1.25rem;
}

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

.button {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 12px 18px;
  font-weight: 800;
  text-decoration: none;
}

.button.primary {
  border-color: var(--panel-strong);
  background: var(--panel-strong);
  color: #ffffff;
}

.button.secondary {
  background: rgba(255, 255, 255, 0.74);
}

.score-card {
  min-width: 260px;
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 32px;
  align-self: flex-end;
  padding: 28px;
  background: var(--panel-strong);
  box-shadow: var(--shadow);
  color: #ffffff;
}

.score-card strong {
  display: block;
  margin: 8px 0;
  color: var(--accent);
  font-size: 4.5rem;
  line-height: 1;
  letter-spacing: -0.08em;
}

.score-label,
.score-detail {
  display: block;
}

.score-label {
  color: rgba(255, 255, 255, 0.68);
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.score-detail {
  color: rgba(255, 255, 255, 0.76);
}

.notice,
.section {
  border: 1px solid var(--line);
  border-radius: 30px;
  margin: 28px 0;
  padding: clamp(24px, 5vw, 52px);
  background: rgba(255, 255, 255, 0.82);
  box-shadow: 0 16px 60px rgba(74, 43, 7, 0.07);
}

.notice h2 {
  font-size: 1.45rem;
  letter-spacing: -0.03em;
}

.notice p,
.section-heading p,
.split p,
.card p,
.validation-grid p,
.footer {
  color: var(--muted);
}

.section-heading {
  max-width: 760px;
}

.cards,
.validation-grid {
  display: grid;
  gap: 16px;
  margin-top: 28px;
}

.cards {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.validation-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.card,
.validation-grid article {
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 22px;
  background: var(--panel);
}

.card h3::before,
.validation-grid h3::before {
  display: inline-block;
  width: 0.65rem;
  height: 0.65rem;
  border-radius: 999px;
  margin-right: 0.5rem;
  background: var(--accent);
  content: "";
}

.validation-grid h3::before {
  background: var(--good);
}

.split {
  align-items: flex-start;
  justify-content: space-between;
  gap: 32px;
}

.split > div:first-child {
  max-width: 570px;
}

.profile-list {
  flex: 1;
  flex-direction: column;
  gap: 12px;
}

.profile-list div {
  border: 1px solid var(--line);
  border-radius: 18px;
  align-items: flex-start;
  gap: 14px;
  padding: 16px;
  background: #fffdf8;
}

.profile-list strong {
  min-width: 142px;
}

.profile-list span {
  color: var(--muted);
}

.commands pre {
  overflow-x: auto;
  border-radius: 22px;
  margin: 24px 0 0;
  padding: 22px;
  background: #17130f;
  color: #ffe6b3;
  line-height: 1.55;
}

.footer {
  padding: 28px 0 42px;
  text-align: center;
}

@media (max-width: 900px) {
  .hero-grid,
  .split {
    flex-direction: column;
  }

  .score-card {
    align-self: stretch;
  }

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

@media (max-width: 640px) {
  .nav {
    align-items: flex-start;
    flex-direction: column;
    margin-bottom: 48px;
  }

  .cards,
  .validation-grid {
    grid-template-columns: 1fr;
  }

  .profile-list div {
    flex-direction: column;
  }
}