:root {
  color-scheme: light;
  --ink: #17202a;
  --muted: #5d6673;
  --line: #d8dde5;
  --panel: #f5f7fa;
  --accent: #0f766e;
  --accent-strong: #0b5f59;
  --paper: #ffffff;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font: 16px/1.55 -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

a {
  color: var(--accent-strong);
}

.shell {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

header {
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.92);
  position: sticky;
  top: 0;
  backdrop-filter: blur(14px);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 64px;
  gap: 20px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  font-weight: 700;
  text-decoration: none;
}

.brand img {
  width: 30px;
  height: 30px;
  border-radius: 7px;
}

.links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.links a {
  color: var(--muted);
  text-decoration: none;
  font-size: 14px;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(280px, 0.9fr);
  gap: 48px;
  padding: 74px 0 54px;
  align-items: center;
}

.hero h1 {
  margin: 0 0 18px;
  font-size: clamp(40px, 7vw, 68px);
  line-height: 1.02;
  letter-spacing: 0;
}

.lede {
  max-width: 680px;
  color: var(--muted);
  font-size: 20px;
}

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

.button {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  padding: 0 18px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 650;
  border: 1px solid var(--line);
}

.primary {
  background: var(--accent);
  color: white;
  border-color: var(--accent);
}

.secondary {
  color: var(--ink);
  background: white;
}

.status-panel {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 18px;
  background: var(--panel);
}

.status-panel h2 {
  margin: 0 0 14px;
  font-size: 18px;
}

.step {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 11px 0;
  border-top: 1px solid var(--line);
}

.step:first-of-type {
  border-top: 0;
}

.state {
  color: var(--accent-strong);
  font-weight: 650;
}

section {
  padding: 42px 0;
  border-top: 1px solid var(--line);
}

h2 {
  font-size: 30px;
  line-height: 1.15;
  margin: 0 0 16px;
}

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

.tile {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 18px;
}

.download-panel {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 22px;
  background: var(--panel);
}

.download-meta {
  display: grid;
  grid-template-columns: max-content minmax(0, 1fr);
  gap: 8px 14px;
  margin: 18px 0 0;
  font-size: 14px;
}

.download-meta dt {
  color: var(--muted);
}

.download-meta dd {
  margin: 0;
  overflow-wrap: anywhere;
}

code {
  padding: 2px 5px;
  border-radius: 5px;
  background: #eef2f6;
  color: var(--ink);
  font: 0.92em ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

pre {
  overflow-x: auto;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #f7f9fb;
}

pre code {
  padding: 0;
  background: transparent;
}

.tile h3 {
  margin: 0 0 8px;
  font-size: 18px;
}

.tile p,
.tile li,
.doc p,
.doc li {
  color: var(--muted);
}

.doc {
  max-width: 820px;
  padding: 54px 0;
}

.doc h1 {
  font-size: 42px;
  line-height: 1.1;
}

.doc h2 {
  margin-top: 34px;
}

footer {
  border-top: 1px solid var(--line);
  padding: 26px 0 38px;
  color: var(--muted);
  font-size: 14px;
}

@media (max-width: 820px) {
  .hero {
    grid-template-columns: 1fr;
    padding-top: 44px;
  }

  .grid {
    grid-template-columns: 1fr;
  }

  .nav {
    align-items: flex-start;
    flex-direction: column;
    padding: 14px 0;
  }
}