:root {
  --bg: #070a0e; --surface: #0d1218; --surface-2: #121922; --line: #26313d;
  --line-strong: #3b4b5c; --text: #f2f6fa; --muted: #9aa8b6; --subtle: #667585;
  --accent: #4fd1a1; --accent-soft: rgba(79, 209, 161, 0.12); --blue: #6eb5ff;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --sans: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
* { box-sizing: border-box; }
html { color-scheme: dark; }
body { min-width: 320px; margin: 0; color: var(--text); background: var(--bg); font-family: var(--sans); }
body::before { position: fixed; inset: 0; z-index: -1; content: ""; opacity: 0.2; background-image: linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px); background-size: 48px 48px; mask-image: linear-gradient(to bottom, black, transparent 78%); }
a { color: inherit; }
button { font: inherit; }
.site-header, main, footer { width: min(1180px, calc(100% - 48px)); margin-inline: auto; }
.site-header { display: flex; align-items: center; justify-content: space-between; min-height: 72px; border-bottom: 1px solid var(--line); }
.brand { display: flex; align-items: center; gap: 11px; color: var(--text); font: 700 12px/1 var(--mono); letter-spacing: 0.12em; text-decoration: none; text-transform: uppercase; }
.brand-mark, .status-dot { width: 8px; height: 8px; background: var(--accent); box-shadow: 0 0 16px rgba(79, 209, 161, 0.65); }
.header-label, footer { color: var(--subtle); font: 700 10px/1 var(--mono); letter-spacing: 0.11em; text-transform: uppercase; }
.hero { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: end; gap: 40px; padding: 72px 0 56px; }
.eyebrow { margin: 0 0 18px; color: var(--accent); font: 700 11px/1 var(--mono); letter-spacing: 0.13em; text-transform: uppercase; }
h1, h2, h3, p { margin-top: 0; }
h1 { max-width: 680px; margin-bottom: 20px; font-size: clamp(40px, 5vw, 64px); line-height: 1; letter-spacing: -0.05em; }
h2 { margin-bottom: 0; font-size: clamp(24px, 2.5vw, 32px); line-height: 1.1; letter-spacing: -0.03em; }
h3 { margin: 0 0 13px; font-size: 21px; letter-spacing: -0.025em; }
.hero-copy { max-width: 680px; margin: 0; color: var(--muted); font-size: 16px; line-height: 1.6; }
.publish-status { display: grid; grid-template-columns: auto 1fr; align-items: center; gap: 14px; min-width: 270px; padding: 17px 18px; border: 1px solid var(--line-strong); background: var(--surface); }
.publish-status small { display: block; margin-bottom: 7px; color: var(--subtle); font: 700 9px/1 var(--mono); letter-spacing: 0.1em; text-transform: uppercase; }
.publish-status strong { display: block; font: 700 12px/1.35 var(--mono); }
.downloads { padding: 38px 0 72px; border-top: 1px solid var(--line); }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 24px; margin-bottom: 30px; }
.section-heading > span { color: var(--subtle); font: 11px var(--mono); }
.download-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
.download-card { position: relative; display: flex; min-width: 0; min-height: 480px; flex-direction: column; padding: 30px; overflow: hidden; border: 1px solid var(--line); background: rgba(13, 18, 24, 0.9); }
.download-card::after { position: absolute; right: -15px; top: 65px; color: rgba(255,255,255,0.025); font: 800 165px/1 var(--mono); content: attr(data-letter); }
.card-topline { position: relative; z-index: 1; display: flex; align-items: center; justify-content: space-between; gap: 14px; margin-bottom: 44px; }
.artifact-kind { color: var(--subtle); font: 700 10px/1 var(--mono); letter-spacing: 0.1em; text-transform: uppercase; }
.updated-badge { padding: 7px 9px; color: var(--accent); border: 1px solid rgba(79, 209, 161, 0.35); background: var(--accent-soft); font: 700 9px/1 var(--mono); white-space: nowrap; }
.artifact-icon { position: relative; z-index: 1; width: 38px; height: 46px; margin-bottom: 24px; border: 1px solid var(--line-strong); background: var(--surface-2); }
.artifact-icon::after { position: absolute; right: -1px; top: -1px; width: 12px; height: 12px; content: ""; border-left: 1px solid var(--line-strong); border-bottom: 1px solid var(--line-strong); background: var(--bg); }
.artifact-description { position: relative; z-index: 1; max-width: 520px; min-height: 52px; margin-bottom: 28px; color: var(--muted); line-height: 1.55; }
.artifact-meta { position: relative; z-index: 1; display: grid; gap: 0; margin: 0 0 30px; border-top: 1px solid var(--line); }
.artifact-meta > div { display: grid; grid-template-columns: 72px minmax(0, 1fr); gap: 16px; padding: 11px 0; border-bottom: 1px solid var(--line); }
.artifact-meta dt { color: var(--subtle); font: 700 9px/1.5 var(--mono); text-transform: uppercase; }
.artifact-meta dd { min-width: 0; margin: 0; overflow: hidden; color: var(--muted); font: 11px/1.5 var(--mono); text-overflow: ellipsis; white-space: nowrap; }
.artifact-meta code { color: var(--blue); }
.card-actions { position: relative; z-index: 1; display: flex; flex-wrap: wrap; gap: 10px; margin-top: auto; }
.download-button, .secondary-button, .error-state button { display: inline-flex; min-height: 42px; align-items: center; justify-content: center; padding: 0 18px; border: 1px solid var(--accent); font: 700 11px/1 var(--mono); text-decoration: none; cursor: pointer; }
.download-button { color: #07110d; background: var(--accent); }
.secondary-button, .error-state button { color: var(--text); background: transparent; border-color: var(--line-strong); }
.download-button:hover, .download-button:focus-visible { background: #71e0b8; outline: none; }
.secondary-button:hover, .secondary-button:focus-visible, .error-state button:hover, .error-state button:focus-visible { border-color: var(--accent); outline: none; }
.loading-card { min-height: 480px; padding: 30px; border: 1px solid var(--line); background: var(--surface); }
.loading-card span { display: block; width: 70%; height: 14px; margin-bottom: 20px; background: var(--surface-2); animation: pulse 1.2s ease-in-out infinite alternate; }
.loading-card span:first-child { width: 28%; }
.loading-card span:last-child { width: 90%; height: 220px; }
@keyframes pulse { to { opacity: 0.35; } }
@media (prefers-reduced-motion: reduce) { .loading-card span { animation: none; } }
.error-state { padding: 30px; border: 1px solid #6a3b3b; background: #1b1012; }
.error-state p { color: var(--muted); }
.install-note { display: grid; grid-template-columns: auto minmax(0, 1fr) minmax(250px, 0.6fr); align-items: center; gap: 30px; padding: 36px; border: 1px solid var(--line); background: var(--surface); }
.install-index { color: var(--accent); font: 700 12px var(--mono); }
.install-note h2 { margin-bottom: 10px; font-size: 24px; }
.install-note p { margin-bottom: 0; color: var(--muted); line-height: 1.55; }
.install-note code { color: var(--accent); font-family: var(--mono); }
.install-note pre { margin: 0; padding: 18px; border: 1px solid var(--line); background: var(--bg); color: var(--text); font: 12px/1.8 var(--mono); }
.install-note pre span { color: var(--accent); }
footer { display: flex; justify-content: space-between; gap: 24px; margin-top: 84px; padding: 25px 0 35px; border-top: 1px solid var(--line); }
@media (max-width: 760px) {
  .site-header, main, footer { width: min(100% - 32px, 1180px); }
  .hero { grid-template-columns: 1fr; gap: 30px; padding: 52px 0 44px; }
  h1 { font-size: clamp(36px, 11vw, 46px); }
  .publish-status { min-width: 0; }
  .download-grid { grid-template-columns: 1fr; }
  .section-heading { align-items: start; flex-direction: column; }
  .download-card { min-height: 0; padding: 24px; }
  .install-note { grid-template-columns: 1fr; padding: 25px; }
  footer { align-items: start; flex-direction: column; }
}