:root {
  --ink: #1d2733;
  --ink-soft: #29394a;
  --cream: #f5efe2;
  --cream-edge: #d8cdb4;
  --paper: #fffaf0;
  --muted: #6e6452;
  --accent: #8a2f24;
  --gold: #9a7b3f;
}

* { box-sizing: border-box; }
html { background: var(--ink); scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--ink);
  color: var(--ink);
  font-family: "Cormorant Garamond", Georgia, serif;
}
a { color: inherit; }
a:focus-visible { outline: 3px solid var(--gold); outline-offset: 4px; }
.shell { width: min(1120px, calc(100% - 40px)); margin: 0 auto; }
.masthead { padding: 22px 0 12px; color: var(--cream); }
.masthead a { color: var(--cream); font-family: "IBM Plex Mono", ui-monospace, monospace; font-size: 11px; letter-spacing: .13em; text-decoration: none; text-transform: uppercase; }
.masthead a:hover { color: #ddc88d; }
.hero { display: grid; grid-template-columns: minmax(0, 1fr) minmax(290px, .88fr); gap: clamp(32px, 7vw, 88px); align-items: center; padding: clamp(42px, 7vw, 86px) 0 76px; color: var(--cream); }
.eyebrow, .label, .meta, .hash, .footer-links { font-family: "IBM Plex Mono", ui-monospace, monospace; }
.eyebrow, .label { margin: 0; color: #ddc88d; font-size: 11px; letter-spacing: .19em; text-transform: uppercase; }
h1, h2, h3, p { margin: 0; }
.product-mark { display: flex; align-items: center; gap: 14px; }
.product-mark img { width: 54px; height: 54px; border-radius: 12px; box-shadow: 0 9px 20px rgba(0,0,0,.3); }
.product-mark span { font-family: "IBM Plex Mono", ui-monospace, monospace; font-size: 13px; letter-spacing: .18em; text-transform: uppercase; }
h1 { max-width: 9ch; margin: 12px 0 18px; font-size: clamp(52px, 9vw, 91px); font-weight: 600; letter-spacing: -.045em; line-height: .89; }
.hero-copy { max-width: 41ch; font-size: clamp(21px, 2.6vw, 27px); line-height: 1.26; }
.hero-note { margin-top: 18px; color: #c9c1ad; font-size: 17px; line-height: 1.42; }
.hero-art { position: relative; min-height: 420px; padding: 26px; overflow: hidden; border: 1px solid rgba(216,205,180,.42); background: linear-gradient(135deg, #2e4258, #172231 68%); box-shadow: 0 24px 50px rgba(0,0,0,.27); }
.hero-art::after { content: ""; position: absolute; inset: 13px; border: 1px solid rgba(221,200,141,.52); pointer-events: none; }
.strip { position: absolute; top: 107px; left: -58px; display: flex; gap: 13px; transform: rotate(-5deg); }
.window { width: 214px; height: 218px; padding: 16px; border: 1px solid rgba(255,255,255,.5); border-radius: 7px; background: #f4eee1; color: var(--ink); box-shadow: 0 17px 34px rgba(0,0,0,.24); }
.window:nth-child(2) { height: 252px; transform: translateY(-20px); background: #fffaf0; }
.window:nth-child(3) { background: #d8e1da; }
.window:nth-child(4) { background: #eadbd0; }
.window-chrome { display: flex; gap: 5px; padding-bottom: 16px; border-bottom: 1px solid #d1c4ae; }
.window-chrome i { width: 7px; height: 7px; border-radius: 50%; background: #9a7b3f; }
.window-chrome i:nth-child(2) { background: #bf7d58; }.window-chrome i:nth-child(3) { background: #6c866e; }
.window-lines { margin-top: 22px; }.window-lines b { display: block; width: 88%; height: 7px; margin-top: 12px; background: #b8aa91; }.window-lines b:nth-child(2) { width: 61%; }.window-lines b:nth-child(3) { width: 76%; }
.art-caption { position: absolute; right: 28px; bottom: 26px; left: 28px; z-index: 1; color: #ddd4c2; font-size: 16px; font-style: italic; line-height: 1.3; }
.download { background: var(--cream); padding: clamp(42px, 7vw, 78px) 0; }
.download .label, .light .label { color: #5a4b34; }
.download-grid { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(250px, .85fr); gap: 34px 70px; align-items: start; }
h2 { margin-top: 8px; font-size: clamp(35px, 5.2vw, 56px); font-weight: 600; letter-spacing: -.025em; line-height: .98; }
.intro { max-width: 45ch; margin-top: 16px; font-size: 20px; line-height: 1.45; }
.button { display: inline-flex; min-height: 52px; align-items: center; justify-content: center; margin-top: 26px; padding: 12px 22px; border: 1px solid var(--accent); background: var(--accent); color: white; font-family: "IBM Plex Mono", ui-monospace, monospace; font-size: 12px; letter-spacing: .08em; text-decoration: none; text-transform: uppercase; }
.button:hover { background: #6e241b; }
.hero .button { border-color: #ddc88d; background: #ddc88d; color: var(--ink); }
.hero .button:hover { background: #f4e5b6; }
.download-details { margin-top: 16px; color: var(--muted); font-size: 16px; line-height: 1.45; }
.release-card { padding: 24px; border: 1px solid var(--cream-edge); background: rgba(255,255,255,.38); box-shadow: inset 0 0 0 4px var(--cream); }
.release-card h3 { margin-top: 8px; font-size: 28px; font-weight: 600; }
.meta { display: grid; gap: 10px; margin: 20px 0 0; font-size: 12px; line-height: 1.35; }.meta div { display: grid; grid-template-columns: 92px 1fr; gap: 10px; }.meta dt { color: var(--muted); }.meta dd { margin: 0; }.hash { overflow-wrap: anywhere; font-size: 11px; line-height: 1.45; }.checksum-link { color: var(--accent); text-decoration-thickness: 1px; text-underline-offset: 3px; }
.section { padding: clamp(52px, 8vw, 92px) 0; }.section.light { background: #ede5d5; }.section.dark { color: var(--cream); background: var(--ink-soft); }
.section-heading { display: grid; grid-template-columns: 190px minmax(0, 1fr); gap: 24px; align-items: start; }.section-heading > p:last-child { max-width: 37ch; font-size: 21px; line-height: 1.4; }
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 42px; }.step { min-height: 198px; padding: 23px; border: 1px solid rgba(154,123,63,.38); background: rgba(255,250,240,.48); }.step-number { color: #5a4b34; font-family: "IBM Plex Mono", ui-monospace, monospace; font-size: 12px; letter-spacing: .12em; }.step h3 { margin-top: 18px; font-size: 25px; font-weight: 600; }.step p { margin-top: 8px; font-size: 17px; line-height: 1.42; }
.facts { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 44px; margin-top: 42px; }.fact { padding: 23px 0; border-top: 1px solid rgba(245,239,226,.35); }.fact h3 { font-size: 25px; font-weight: 600; }.fact p { margin-top: 8px; color: #ded5c2; font-size: 18px; line-height: 1.45; }.fact kbd { padding: 2px 6px; border: 1px solid rgba(221,200,141,.65); border-radius: 3px; color: #fff6df; font-family: "IBM Plex Mono", ui-monospace, monospace; font-size: .78em; }
.notes { display: grid; grid-template-columns: 1fr 1fr; gap: 44px; align-items: start; }.notes h2 { max-width: 11ch; }.notes p { margin-top: 16px; font-size: 19px; line-height: 1.48; }.notes ul { margin: 18px 0 0; padding-left: 20px; font-size: 18px; line-height: 1.65; }.notes a { color: var(--accent); text-decoration-thickness: 1px; text-underline-offset: 3px; }
footer { padding: 42px 0 48px; color: #d6cebd; font-size: 16px; }.footer-links { display: flex; flex-wrap: wrap; gap: 11px 20px; font-size: 11px; letter-spacing: .1em; text-transform: uppercase; }.footer-links a { color: #e4d5af; text-decoration: none; }.footer-links a:hover { color: white; }.copyright { margin-top: 17px; color: #aaa28f; }
@media (max-width: 760px) { .shell { width: min(100% - 30px, 620px); }.hero, .download-grid, .notes { grid-template-columns: 1fr; }.hero { padding-top: 30px; }.hero-art { min-height: 350px; }.section-heading { grid-template-columns: 1fr; }.steps, .facts { grid-template-columns: 1fr; }.steps { margin-top: 28px; }.section-heading > p:last-child { margin-top: 8px; }.art-caption { font-size: 15px; } }

.setup-note { margin-top: 24px; max-width: 72ch; font-size: 18px; line-height: 1.5; }.setup-note code { overflow-wrap: anywhere; font-size: .85em; }