/* opencode native's site: opencode's dark palette and the client's machined surfaces (bevels, wells, grooves). */
:root {
  --bg0: #0a0a0a;
  --bg1: #101010;
  --bg2: #161616;
  --bg3: #1e1e1e;
  --text: #e6e6e6;
  --weak: #a0a0a0;
  --faint: #6a6a6a;
  --accent: #fab283;
  --cyan: #56b6c2;
  --edge: rgba(0, 0, 0, 0.85);
  --lip: rgba(255, 255, 255, 0.06);
  --mono: "Cascadia Mono", "JetBrains Mono", ui-monospace, Consolas, monospace;
  --sans: "Segoe UI Variable Text", "Segoe UI", Inter, system-ui, sans-serif;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg0); color: var(--text); font: 16px/1.6 var(--sans); }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
code { overflow-wrap: anywhere; font: 0.86em var(--mono); color: #e5c07b; background: rgba(255, 255, 255, 0.04); padding: 0.1em 0.35em; border-radius: 4px; }
em { font-style: normal; color: var(--accent); }
.dim { color: var(--faint); }
.small { color: var(--weak); font-size: 0.88rem; }

/* the bar: a carved line under it */
.bar {
  position: sticky; top: 0; z-index: 10;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 10px max(16px, calc((100% - 1100px) / 2));
  background: linear-gradient(#151515, #0f0f0f);
  box-shadow: 0 1px 0 #000, 0 2px 0 var(--lip);
}
.brand { display: flex; align-items: center; gap: 10px; color: var(--text); font: 700 1.05rem var(--mono); }
.brand:hover { text-decoration: none; }
.bar nav { display: flex; gap: 18px; font-size: 0.95rem; }
.bar nav a { color: var(--weak); }
.bar nav a:hover { color: var(--text); text-decoration: none; }
/* the burger: a bevelled button with three carved bars, only on narrow screens */
.burger {
  display: none; width: 40px; height: 34px; padding: 0; border-radius: 8px; cursor: pointer;
  background: linear-gradient(#2c2c2c, #1e1e1e); border: 1px solid var(--edge);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.12), 0 2px 4px rgba(0, 0, 0, 0.6);
}
.burger span, .burger span::before, .burger span::after {
  display: block; width: 18px; height: 2px; margin: 0 auto; border-radius: 1px; background: var(--weak);
  transition: transform 0.2s, background 0.2s;
}
.burger span { position: relative; }
.burger span::before, .burger span::after { content: ""; position: absolute; left: 0; }
.burger span::before { top: -6px; }
.burger span::after { top: 6px; }
.bar.open .burger { background: #161616; box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.8); }
.bar.open .burger span { background: transparent; }
.bar.open .burger span::before { transform: translateY(6px) rotate(45deg); background: var(--text); }
.bar.open .burger span::after { transform: translateY(-6px) rotate(-45deg); background: var(--text); }

main { max-width: 1100px; margin: 0 auto; padding: 0 16px; }

.hero { text-align: center; padding: 72px 0 40px; }
.hero .mark { filter: drop-shadow(0 6px 18px rgba(0, 0, 0, 0.6)); }
.hero h1 { font: 700 clamp(2.2rem, 6vw, 3.6rem) var(--mono); margin: 18px 0 8px; letter-spacing: -0.02em; }
.lead { max-width: 640px; margin: 0 auto 28px; color: var(--weak); font-size: 1.12rem; }
.actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin-bottom: 14px; }

/* machined buttons: a bevel (light along the top, dark along the bottom), sunk when pressed */
.btn {
  display: inline-block; padding: 10px 20px; border-radius: 8px; color: var(--text); font-weight: 600;
  background: linear-gradient(#333, #222); border: 1px solid var(--edge);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.14), 0 2px 4px rgba(0, 0, 0, 0.6);
}
.btn:hover { text-decoration: none; background: linear-gradient(#3a3a3a, #262626); }
.btn:active { background: #1a1a1a; box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.8); }
.btn.accent { color: #1a1008; background: linear-gradient(#fcc29c, #e89b6c); }
.btn.accent:hover { box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.4), 0 0 10px rgba(250, 178, 131, 0.25); }

/* screenshots in a plate */
.shot { margin: 0; }
.shot img {
  display: block; width: 100%; height: auto; border-radius: 10px; border: 1px solid #000;
  box-shadow: 0 0 0 1px var(--lip), 0 16px 40px rgba(0, 0, 0, 0.55);
}
.shot figcaption { color: var(--faint); font-size: 0.85rem; text-align: center; margin-top: 10px; }
.shot.wide { margin: 8px 0 64px; }

.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; margin-bottom: 64px; }
.card {
  padding: 18px 20px; border-radius: 10px; background: linear-gradient(var(--bg3), var(--bg2));
  border: 1px solid var(--edge); box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.07), 0 4px 12px rgba(0, 0, 0, 0.4);
}
.card h3 { margin: 0 0 6px; font: 700 1rem var(--mono); color: var(--accent); }
.card p { margin: 0; color: var(--weak); font-size: 0.95rem; }

.gallery { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 28px; margin-bottom: 72px; }

.download { text-align: center; margin-bottom: 72px; }
.download h2 { font: 700 1.6rem var(--mono); }
.cols { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 16px; text-align: left; margin-bottom: 24px; }
/* a sunken well: darker face, the shadow of its rim from above, a lit lip under it */
.well {
  padding: 18px 20px; border-radius: 10px; background: #080808; border: 1px solid #000;
  box-shadow: inset 0 3px 6px rgba(0, 0, 0, 0.85), 0 1px 0 var(--lip);
}
.well h3 { margin: 0 0 6px; font: 700 1rem var(--mono); color: var(--cyan); }
.well p { margin: 0 0 10px; color: var(--weak); font-size: 0.95rem; }

footer { border-top: 1px solid #000; box-shadow: inset 0 1px 0 var(--lip); padding: 24px 16px 40px; text-align: center; color: var(--faint); font-size: 0.85rem; }
footer p { max-width: 760px; margin: 0 auto; }

/* the changelog: the last versions on the home page, all of them on their page */
.news { margin-bottom: 72px; }
.news h2 { font: 700 1.6rem var(--mono); text-align: center; }
.news .card ul { margin: 0 0 6px; padding-left: 18px; color: var(--weak); font-size: 0.95rem; }
.news .card li + li { margin-top: 4px; }
.news .card strong { color: var(--text); font-weight: 600; }
.news .card .small { margin: 8px 0 0; }
.news .all { text-align: center; margin: 22px 0 0; }
.date { color: var(--faint); font: 400 0.82rem var(--mono); }
.changelog { max-width: 860px; padding-bottom: 72px; }
.changelog h1 { font: 700 clamp(1.8rem, 5vw, 2.6rem) var(--mono); margin: 48px 0 8px; }
.changelog .lead { margin: 0 0 24px; font-size: 1rem; max-width: none; }
.filter { position: sticky; top: 54px; z-index: 5; display: flex; align-items: center; gap: 14px; padding: 8px 0; margin-bottom: 14px; background: var(--bg0); }
.filter input {
  flex: 1; min-width: 0; padding: 9px 12px; border-radius: 8px; color: var(--text); font: 0.95rem var(--sans);
  background: #080808; border: 1px solid #000; box-shadow: inset 0 3px 6px rgba(0, 0, 0, 0.85), 0 1px 0 var(--lip);
}
.filter input:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; }
.filter .small { white-space: nowrap; }
.release {
  margin-bottom: 12px; padding: 0 18px; border-radius: 10px; background: linear-gradient(var(--bg2), var(--bg1)); border: 1px solid var(--edge);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05); scroll-margin-top: 110px;
}
.release > summary { display: flex; align-items: baseline; gap: 12px; padding: 12px 0; cursor: pointer; list-style: none; }
.release > summary::before { content: "\25B8"; align-self: center; color: var(--faint); font-size: 0.8rem; transition: transform 0.15s; }
.release[open] > summary::before { transform: rotate(90deg); }
.release .ver { font: 700 1.05rem var(--mono); color: var(--accent); }
.release .rel { margin-left: auto; font-size: 0.85rem; }
.release h3 { margin: 12px 0 4px; font: 700 0.78rem var(--mono); letter-spacing: 0.06em; text-transform: uppercase; color: var(--weak); }
.release h3.added { color: var(--accent); }
.release h3.fixed { color: var(--cyan); }
.release ul { margin: 0 0 12px; padding-left: 20px; }
.release ul ul { margin: 4px 0 0; }
.release li { margin-bottom: 6px; font-size: 0.95rem; overflow-wrap: anywhere; }
.release > p { margin: 0 0 10px; color: var(--weak); font-size: 0.95rem; }
.release strong { font-weight: 600; }

@media (max-width: 680px) {
  .burger { display: block; }
  /* the menu drops under the bar, one carved row per link */
  .bar nav {
    display: none; position: absolute; top: 100%; left: 0; right: 0; flex-direction: column; gap: 0;
    padding: 4px 16px 10px; background: linear-gradient(#131313, #0d0d0d);
    box-shadow: 0 1px 0 #000, 0 2px 0 var(--lip), 0 14px 28px rgba(0, 0, 0, 0.6);
  }
  .bar.open nav { display: flex; }
  .bar nav a { padding: 11px 2px; font-size: 1rem; }
  .bar nav a + a { border-top: 1px solid #000; box-shadow: inset 0 1px 0 var(--lip); }
}
@media (max-width: 600px) {
  .hero { padding-top: 48px; }
  .gallery { grid-template-columns: 1fr; }
}

/* the viewer of the captures (gallery.js): one at a time, as large as the window allows */
.shot a.frame { display: block; cursor: zoom-in; border-radius: 10px; }
.lightbox {
  position: fixed; top: 0; left: 0; z-index: 50;   /* above the sticky bar, also where a dialog's top layer does not lift it */
  width: 100%; height: 100%; max-width: none; max-height: none; margin: 0; padding: 16px; border: 0;
  background: rgba(0, 0, 0, 0.92); color: var(--text);
}
.lightbox[open] { display: flex; flex-direction: column; gap: 12px; }
.lightbox::backdrop { background: rgba(0, 0, 0, 0.92); }
html.lightbox-open { overflow: hidden; }
.lightbox-stage { position: relative; flex: 1 1 auto; min-height: 0; cursor: zoom-out; }
.lightbox-stage img { position: absolute; left: 0; top: 0; width: 100%; height: 100%; max-width: none; object-fit: contain; }
.lightbox-bar { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 10px 20px; }
.lightbox-caption { flex: 1 1 320px; margin: 0; color: var(--weak); font-size: 0.9rem; line-height: 1.45; }
.lightbox-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.lightbox-count { margin-right: 6px; color: var(--faint); font-family: var(--mono); font-size: 0.85rem; font-variant-numeric: tabular-nums; }
.lightbox .btn { font-family: inherit; font-size: 0.9rem; cursor: pointer; }
.lightbox .btn:hover { text-decoration: none; }