:root {
  --surface-base: #121212;
  --surface-card: #1c1c1c;
  --surface-card-hover: #202020;
  --border-subtle: #313131;
  --border-hover: #5d5d5d;
  --text-primary: #f2f2f2;
  --text-secondary: #b3b3b3;
  --text-muted: #8a8a8a;
  --accent-neutral: #7fa6f2;
  --accent-neutral-hover: #96b6f6;
  --on-accent: #10161f;
  --radius-card: 14px;
  --radius-control: 8px;
  --font-stack: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  color-scheme: dark;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--surface-base);
  color: var(--text-primary);
  font-family: var(--font-stack);
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

h1,
h2,
p {
  margin: 0;
}

.page {
  max-width: 880px;
  margin: 0 auto;
  padding: 72px 24px 48px;
  display: flex;
  flex-direction: column;
  gap: 48px;
}

.hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 16px;
}

.hero-icon {
  border-radius: 22px;
}

.hero h1 {
  font-size: clamp(32px, 6vw, 44px);
  font-weight: 600;
  letter-spacing: -0.02em;
}

.hero-lead {
  max-width: 560px;
  color: var(--text-secondary);
  font-size: 17px;
  text-wrap: pretty;
}

.hero-version {
  color: var(--text-muted);
  font-size: 13px;
}

.downloads {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
}

.download {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 24px;
  background: var(--surface-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-card);
  color: inherit;
  text-decoration: none;
  transition:
    border-color 120ms ease,
    background 120ms ease;
}

.download:hover {
  background: var(--surface-card-hover);
  border-color: var(--border-hover);
}

.download[aria-disabled='true'] {
  pointer-events: none;
  opacity: 0.55;
}

.download-os {
  font-size: 20px;
  font-weight: 600;
}

.download-detail {
  color: var(--text-muted);
  font-size: 13px;
}

.download-action {
  align-self: flex-start;
  margin-top: 16px;
  padding: 8px 16px;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-control);
  font-weight: 600;
}

.download[data-recommended='true'] {
  border-color: var(--accent-neutral);
}

.download[data-recommended='true'] .download-action {
  background: var(--accent-neutral);
  border-color: var(--accent-neutral);
  color: var(--on-accent);
}

.download[data-recommended='true']:hover .download-action {
  background: var(--accent-neutral-hover);
}

.notes {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
}

.note h2 {
  font-size: 15px;
  margin-bottom: 8px;
}

.note p {
  color: var(--text-secondary);
  font-size: 14px;
}

.footer {
  color: var(--text-muted);
  font-size: 13px;
  text-align: center;
}

:focus-visible {
  outline: 2px solid var(--accent-neutral);
  outline-offset: 2px;
}