/* ---------------------------------------------------------------- */
/* MoGen — gh-pages stylesheet                                      */
/* ---------------------------------------------------------------- */

:root {
  --bg: #0b0d12;
  --bg-1: #11141b;
  --bg-2: #161a23;
  --bg-3: #1d2230;
  --line: #232838;
  --line-2: #2c3245;
  --text: #e6e8ee;
  --text-dim: #a8aebd;
  --text-mute: #6f7686;
  --accent: #ffb454;
  --accent-2: #ff8a3d;
  --accent-soft: rgba(255, 180, 84, 0.14);
  --good: #5dd39e;
  --bad: #ff6b6b;
  --info: #6cb4ff;

  --shadow-1: 0 1px 2px rgba(0, 0, 0, 0.3), 0 4px 12px rgba(0, 0, 0, 0.25);
  --shadow-2: 0 6px 30px rgba(0, 0, 0, 0.45);

  --radius-sm: 6px;
  --radius: 10px;
  --radius-lg: 16px;

  --mono: ui-monospace, "JetBrains Mono", "Fira Code", Menlo, Consolas, monospace;
  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

  --max: 1180px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body {
  background:
    radial-gradient(900px 500px at 80% -10%, rgba(255, 138, 61, 0.10), transparent 60%),
    radial-gradient(700px 400px at -10% 10%, rgba(108, 180, 255, 0.07), transparent 60%),
    var(--bg);
  min-height: 100vh;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-2); }

img { max-width: 100%; display: block; }

hr {
  border: 0;
  border-top: 1px solid var(--line);
  margin: 2.5rem 0;
}

::selection { background: var(--accent-soft); color: var(--text); }

/* --------------------------- nav --------------------------- */

.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(12px);
  background: rgba(11, 13, 18, 0.78);
  border-bottom: 1px solid var(--line);
}

.nav-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 12px 24px;
  display: flex;
  align-items: center;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-weight: 600;
  letter-spacing: -0.01em;
  font-size: 16px;
}
.brand img { width: 28px; height: 28px; border-radius: 6px; }
.brand .mark { background: linear-gradient(135deg, var(--accent), var(--accent-2)); -webkit-background-clip: text; background-clip: text; color: transparent; }

.nav-links {
  display: flex;
  gap: 4px;
  margin-left: auto;
  align-items: center;
}
.nav-links a {
  color: var(--text-dim);
  font-size: 14px;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  font-weight: 500;
  transition: color 120ms, background 120ms;
}
.nav-links a:hover { color: var(--text); background: var(--bg-2); }
.nav-links a.active { color: var(--accent); }
.nav-links .gh {
  border: 1px solid var(--line-2);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.nav-links .gh:hover { border-color: var(--accent); }

/* --------------------------- container --------------------------- */

.wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 24px;
}

main {
  padding: 56px 0 96px;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 11px;
  color: var(--accent);
  font-weight: 600;
}

h1, h2, h3, h4 {
  color: var(--text);
  letter-spacing: -0.02em;
  font-weight: 700;
  line-height: 1.2;
}
h1 { font-size: clamp(2rem, 4vw, 3.2rem); margin: 0 0 16px; }
h2 { font-size: 1.6rem; margin: 2.2rem 0 1rem; padding-top: 4px; }
h3 { font-size: 1.2rem; margin: 1.6rem 0 0.6rem; }
h4 { font-size: 1rem; margin: 1.2rem 0 0.4rem; color: var(--text-dim); }

p { margin: 0 0 14px; color: var(--text-dim); }
strong { color: var(--text); font-weight: 600; }

ul, ol { color: var(--text-dim); padding-left: 1.2rem; }
li { margin: 0.25rem 0; }
li::marker { color: var(--text-mute); }

blockquote {
  background: linear-gradient(180deg, rgba(108, 180, 255, 0.05), transparent);
  border-left: 3px solid var(--info);
  margin: 16px 0;
  padding: 12px 18px;
  border-radius: var(--radius);
  color: var(--text-dim);
}
blockquote p:last-child { margin-bottom: 0; }

/* --------------------------- hero --------------------------- */

.hero {
  position: relative;
  padding: 88px 0 72px;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 56px 56px;
  background-position: -1px -1px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 30%, #000 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 30%, #000 30%, transparent 75%);
  opacity: 0.35;
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 48px;
  align-items: center;
  position: relative;
}
@media (max-width: 880px) {
  .hero-grid { grid-template-columns: 1fr; }
}

.hero h1 .grad {
  background: linear-gradient(135deg, var(--accent) 10%, var(--accent-2) 60%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero p.lede {
  font-size: 1.1rem;
  color: var(--text-dim);
  max-width: 560px;
  margin-top: 12px;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 18px;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 600;
  border: 1px solid transparent;
  background: var(--bg-2);
  color: var(--text);
  transition: transform 120ms, background 120ms, border-color 120ms, color 120ms;
  cursor: pointer;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #1c1306;
  border: 0;
}
.btn-primary:hover { color: #1c1306; filter: brightness(1.05); }
.btn-ghost { background: transparent; border-color: var(--line-2); color: var(--text-dim); }
.btn-ghost:hover { border-color: var(--accent); color: var(--text); }

.hero-shot {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-2);
  background: var(--bg-1);
  position: relative;
}
.hero-shot img { display: block; width: 100%; height: auto; }
.hero-shot::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(11,13,18,0.4) 100%);
  pointer-events: none;
}

/* --------------------------- features --------------------------- */

.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin: 56px 0;
}
@media (max-width: 880px) { .features { grid-template-columns: 1fr; } }

.feature {
  background: var(--bg-1);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 22px;
  transition: border-color 200ms, transform 200ms;
}
.feature:hover { border-color: var(--line-2); transform: translateY(-2px); }
.feature h3 { margin: 0 0 8px; font-size: 1.05rem; display: flex; align-items: center; gap: 8px; }
.feature h3 .dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 14px var(--accent);
}
.feature p { margin: 0; font-size: 14px; }

/* --------------------------- playground card --------------------------- */

.playground-card {
  margin: 18px 0 8px;
}

.playground-launch {
  display: block;
  background: var(--bg-1);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  color: inherit;
  transition: border-color 200ms, transform 200ms, box-shadow 200ms;
}
.playground-launch:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: var(--shadow-2);
  color: inherit;
}

.playground-preview {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  gap: 0;
  align-items: stretch;
  background: var(--bg);
  border-bottom: 1px solid var(--line);
}
@media (max-width: 720px) {
  .playground-preview { grid-template-columns: 1fr; }
  .playground-arrow { display: none !important; }
}

.playground-source {
  padding: 18px 20px;
  background: var(--bg-1);
  overflow: auto;
  min-width: 0;
}
.playground-source pre {
  margin: 0;
  border: 0;
  padding: 0;
  background: transparent;
  font-size: 12.5px;
  line-height: 1.5;
}

.playground-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 12px;
  color: var(--accent);
  font-size: 22px;
  background: var(--bg-1);
  border-left: 1px solid var(--line);
  border-right: 1px solid var(--line);
}

.playground-render {
  position: relative;
  background:
    linear-gradient(180deg, rgba(108,180,255,0.05), transparent 60%),
    var(--bg-1);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  min-height: 180px;
}
.playground-render img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.playground-cta {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 14px;
  align-items: center;
  padding: 16px 20px;
  font-size: 14px;
}
.playground-cta strong {
  color: var(--text);
  font-size: 15px;
}
.playground-cta span:not(.playground-go) {
  color: var(--text-dim);
}
.playground-go {
  color: var(--accent);
  font-weight: 600;
  white-space: nowrap;
}
@media (max-width: 540px) {
  .playground-cta { grid-template-columns: 1fr; gap: 6px; }
  .playground-go { justify-self: start; }
}

.playground-note {
  margin: 10px 2px 0;
  font-size: 13px;
  color: var(--text-mute);
}

/* --------------------------- gallery (videos) --------------------------- */

.gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin: 18px 0 8px;
}
@media (max-width: 880px) { .gallery { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 540px) { .gallery { grid-template-columns: 1fr; } }

.gallery-item {
  position: relative;
  margin: 0;
  aspect-ratio: 1 / 1;
  background: var(--bg-1);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  transition: border-color 200ms, transform 200ms, box-shadow 200ms;
}
.gallery-item:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: var(--shadow-2);
}
.gallery-item video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  background: var(--bg-1);
}
.gallery-item figcaption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 8px 12px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text);
  background: linear-gradient(180deg, transparent, rgba(0, 0, 0, 0.7));
  letter-spacing: 0.01em;
  pointer-events: none;
}

/* --------------------------- screenshots --------------------------- */

.screenshots {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin: 18px 0 8px;
}
@media (max-width: 880px) { .screenshots { grid-template-columns: 1fr; } }

.screenshot {
  display: block;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--bg-1);
  transition: border-color 200ms, transform 200ms, box-shadow 200ms;
}
.screenshot:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: var(--shadow-2);
}
.screenshot img {
  width: 100%;
  height: auto;
  display: block;
}

/* --------------------------- panels / cards --------------------------- */

.panel {
  background: var(--bg-1);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 24px;
  margin: 24px 0;
}

.callout {
  background: linear-gradient(180deg, rgba(255, 180, 84, 0.06), rgba(255, 180, 84, 0.02));
  border: 1px solid rgba(255, 180, 84, 0.2);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius);
  padding: 14px 18px;
  margin: 18px 0;
  color: var(--text-dim);
  font-size: 14px;
}
.callout strong { color: var(--accent); }

/* --------------------------- code blocks --------------------------- */

code, pre, kbd {
  font-family: var(--mono);
  font-size: 13.5px;
}

p code, li code, td code, h1 code, h2 code, h3 code, h4 code {
  background: var(--bg-2);
  border: 1px solid var(--line);
  padding: 1px 6px;
  border-radius: 5px;
  font-size: 0.86em;
  color: var(--accent);
  white-space: nowrap;
}

pre {
  background: var(--bg-1);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px 18px;
  overflow-x: auto;
  margin: 14px 0 22px;
  font-size: 13.5px;
  line-height: 1.55;
  color: var(--text);
  position: relative;
}
pre code { color: inherit; background: transparent; padding: 0; border: 0; white-space: pre; }

.tok-comment { color: #6f7686; font-style: italic; }
.tok-kind    { color: #ffb454; font-weight: 600; }
.tok-string  { color: #b6e3a3; }
.tok-number  { color: #f7c66c; }
.tok-key     { color: #6cb4ff; }
.tok-param   { color: #d39bff; }
.tok-ident   { color: #e6e8ee; }
.tok-punct   { color: #6f7686; }
.tok-op      { color: #ff8a3d; }

.code-toolbar {
  position: absolute;
  top: 8px;
  right: 8px;
  font-size: 11px;
  color: var(--text-mute);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 2px 8px;
}

kbd {
  display: inline-block;
  background: var(--bg-2);
  border: 1px solid var(--line-2);
  border-bottom-width: 2px;
  border-radius: 5px;
  padding: 1px 7px;
  font-size: 12px;
  color: var(--text);
}

/* --------------------------- tables --------------------------- */

table {
  border-collapse: collapse;
  width: 100%;
  margin: 16px 0 24px;
  font-size: 14px;
  background: var(--bg-1);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
}
th, td {
  text-align: left;
  padding: 10px 14px;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}
th {
  background: var(--bg-2);
  color: var(--text);
  font-weight: 600;
  font-size: 12.5px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
tr:last-child td { border-bottom: 0; }
td code { font-size: 12.5px; }

/* --------------------------- doc layout (sidebar + content) --------------------------- */

.doc {
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr);
  gap: 56px;
  align-items: start;
}
@media (max-width: 980px) {
  .doc { grid-template-columns: 1fr; }
  .toc { position: static !important; max-height: none !important; padding-bottom: 8px; border-bottom: 1px solid var(--line); }
}

.toc {
  position: sticky;
  top: 80px;
  max-height: calc(100vh - 100px);
  overflow-y: auto;
  font-size: 13px;
  padding-right: 8px;
}
.toc h4 {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--text-mute);
  margin: 0 0 10px;
}
.toc ul { list-style: none; padding: 0; margin: 0; }
.toc ul ul { padding-left: 14px; }
.toc li { margin: 2px 0; }
.toc a {
  display: block;
  padding: 4px 10px;
  color: var(--text-dim);
  border-left: 2px solid transparent;
  border-radius: 0 6px 6px 0;
  transition: color 120ms, border-color 120ms, background 120ms;
}
.toc a:hover { color: var(--text); }
.toc a.active {
  color: var(--accent);
  border-left-color: var(--accent);
  background: var(--accent-soft);
}

.content { min-width: 0; }
.content h1 { margin-bottom: 8px; }
.content h2 { scroll-margin-top: 80px; border-top: 1px solid var(--line); padding-top: 32px; }
.content h2:first-of-type { border-top: 0; padding-top: 0; }
.content h3, .content h4 { scroll-margin-top: 80px; }
.content h2 .anchor, .content h3 .anchor {
  margin-left: 8px;
  color: var(--text-mute);
  opacity: 0;
  transition: opacity 120ms;
  font-weight: 400;
  text-decoration: none;
}
.content h2:hover .anchor, .content h3:hover .anchor { opacity: 1; }

.content section { padding: 0; margin: 0; }
.content section.level1 > h1 { font-size: clamp(2rem, 3.2vw, 2.6rem); margin-top: 0; }

/* --------------------------- downloads --------------------------- */

.dl-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin: 20px 0 8px;
}
@media (max-width: 880px) { .dl-grid { grid-template-columns: 1fr; } }

.dl-card {
  background: var(--bg-1);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.dl-card .os { display: flex; align-items: center; gap: 10px; font-weight: 600; }
.dl-card .os svg { width: 22px; height: 22px; color: var(--accent); }
.dl-card .desc { color: var(--text-dim); font-size: 13.5px; flex: 1; }
.dl-card .files { display: flex; flex-direction: column; gap: 6px; }
.dl-card .files a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg-2);
  border: 1px solid var(--line);
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 13px;
  color: var(--text);
}
.dl-card .files a:hover { border-color: var(--accent); }
.dl-card .files a small { color: var(--text-mute); font-family: var(--mono); font-size: 11.5px; }
.dl-empty {
  text-align: center;
  padding: 40px 20px;
  color: var(--text-mute);
  font-size: 14px;
  border: 1px dashed var(--line-2);
  border-radius: var(--radius-lg);
}

.release-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 13px;
  color: var(--text-mute);
  margin-bottom: 10px;
  flex-wrap: wrap;
}
.release-meta .pill {
  background: var(--bg-2);
  border: 1px solid var(--line);
  padding: 2px 10px;
  border-radius: 999px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--accent);
}

/* --------------------------- footer --------------------------- */

footer {
  border-top: 1px solid var(--line);
  padding: 32px 0 56px;
  margin-top: 80px;
  color: var(--text-mute);
  font-size: 13px;
}
footer .wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
footer a { color: var(--text-dim); }
footer a:hover { color: var(--accent); }

/* --------------------------- misc --------------------------- */

.tag {
  display: inline-block;
  background: var(--bg-2);
  border: 1px solid var(--line);
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 11.5px;
  color: var(--text-dim);
  font-family: var(--mono);
  margin-right: 4px;
}
.tag.accent { color: var(--accent); border-color: rgba(255,180,84,0.3); }