.docker-install {
  --bg: #ffffff;
  --surface: #f5f6fa;
  --border: #dbdfeb;
  --text: #1a1d27;
  --text-dim: #565f78;
  --accent: #2563eb;
  --accent-dim: #c9dafc;
  --green: #0d9668;
  --yellow: #b45309;
  --red: #dc2626;
  --code-bg: #0f1117;
  --code-text: #e4e8f1;
  --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-mono: "SF Mono", "Cascadia Code", Consolas, "Liberation Mono", Menlo, monospace;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 18px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
.docker-install * { box-sizing: border-box; min-width: 0; }
.docker-install a { color: var(--accent); }
.docker-install a:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.docker-install .shell { max-width: 72ch; width: 100%; margin: 0 auto; padding: 40px 20px 64px; }

.docker-install header.masthead { margin-bottom: 40px; padding-bottom: 24px; border-bottom: 1px solid var(--border); }
.docker-install .section-kicker { color: var(--accent); font-size: 0.8rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; margin: 0 0 8px; }
.docker-install .masthead-title { font-size: 2rem; line-height: 1.2; margin: 0 0 12px; }
.docker-install .masthead-title .dim { color: var(--text-dim); font-weight: 500; }
.docker-install .masthead-sub { color: var(--text-dim); margin: 0 0 16px; }
.docker-install .badge-row { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.docker-install .badge { font-size: 0.8rem; padding: 3px 10px; border: 1px solid var(--border); border-radius: 999px; background: var(--surface); color: var(--text-dim); }
.docker-install .badge.accent { color: var(--accent); border-color: var(--accent-dim); }
.docker-install .lang-switch { font-size: 0.85rem; }
.docker-install .lang-switch a { padding: 3px 10px; border: 1px solid var(--border); border-radius: 999px; text-decoration: none; }

.docker-install section { margin-bottom: 48px; }
.docker-install h2 { font-size: 1.5rem; line-height: 1.3; margin: 0 0 16px; }
.docker-install h3 { font-size: 1.15rem; margin: 28px 0 8px; }
.docker-install p { margin: 0 0 16px; }
.docker-install ul, .docker-install ol { margin: 0 0 16px; padding-left: 24px; }
.docker-install li { margin-bottom: 8px; }

.docker-install code { font-family: var(--font-mono); font-size: 0.9em; background: var(--surface); border: 1px solid var(--border); border-radius: 4px; padding: 1px 5px; white-space: pre-wrap; overflow-wrap: anywhere; }
.docker-install pre { margin: 0 0 16px; background: var(--code-bg); border-radius: 8px; padding: 14px 16px; max-width: 100%; white-space: pre-wrap; overflow-wrap: anywhere; }
.docker-install pre code { background: none; border: 0; padding: 0; color: var(--code-text); font-size: 1rem; }
.docker-install pre.cmd code { font-size: 1.15rem; font-weight: 600; }

.docker-install .os-block { display: flex; flex-direction: column; width: 100%; border: 1px solid var(--border); border-radius: 10px; padding: 18px 20px; margin: 0 0 16px; background: var(--surface); }
.docker-install .os-block h3 { margin: 0 0 10px; }
.docker-install .os-block pre { margin-bottom: 10px; }
.docker-install .os-block p { margin: 0; }

.docker-install .callout { border-left: 4px solid var(--accent); background: var(--surface); border-radius: 6px; padding: 12px 16px; margin: 0 0 16px; }
.docker-install .callout p:last-child { margin-bottom: 0; }

.docker-install .link-buttons { display: flex; flex-direction: column; gap: 12px; }
.docker-install .link-buttons a { display: block; padding: 14px 18px; border-radius: 8px; background: var(--accent); color: #fff; text-decoration: none; font-weight: 650; text-align: center; overflow-wrap: anywhere; }
.docker-install .link-buttons a.secondary { background: var(--surface); color: var(--accent); border: 1px solid var(--accent-dim); }

.docker-install .card-list { display: flex; flex-direction: column; gap: 16px; }
.docker-install .card { border: 1px solid var(--border); border-radius: 10px; padding: 16px 20px; background: var(--surface); }
.docker-install .card h3 { margin: 0 0 10px; font-size: 1.05rem; overflow-wrap: anywhere; }
.docker-install .card p { margin: 0 0 8px; }
.docker-install .card ol { margin-bottom: 0; }

.docker-install .install-footer { border-top: 1px solid var(--border); padding-top: 20px; color: var(--text-dim); font-size: 0.9rem; }

@media (max-width: 480px) {
  .docker-install { font-size: 17px; }
  .docker-install .masthead-title { font-size: 1.6rem; }
  .docker-install .shell { padding: 24px 14px 48px; }
}