/* Shared look for the gallery and article pages, matching The Accidental Engineer
   (warm stone neutrals, slate accent, Inter + JetBrains Mono). Games keep their own styles. */
:root {
  --font-sans: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "Cascadia Code", "Fira Code", Menlo, monospace;

  --color-surface: #fafaf9;
  --color-surface-alt: #f5f5f4;
  --color-surface-invert: #1c1917;
  --color-border: #e7e5e4;
  --color-border-strong: #d6d3d1;
  --color-text-primary: #1c1917;
  --color-text-secondary: #57534e;
  --color-text-tertiary: #a8a29e;
  --color-text-invert: #fafaf9;
  --color-accent: #64748b;
  --color-accent-hover: #475569;
  --color-accent-muted: #94a3b8;
  --color-code-bg: #1e1e2e;
  --color-code-text: #cdd6f4;
  color-scheme: light;
}
.dark {
  --color-surface: #0c0a09;
  --color-surface-alt: #1c1917;
  --color-surface-invert: #fafaf9;
  --color-border: #292524;
  --color-border-strong: #44403c;
  --color-text-primary: #e7e5e4;
  --color-text-secondary: #a8a29e;
  --color-text-tertiary: #78716c;
  --color-text-invert: #1c1917;
  --color-accent: #94a3b8;
  --color-accent-hover: #cbd5e1;
  --color-accent-muted: #64748b;
  --color-code-bg: #0c0a09;
  --color-code-text: #cdd6f4;
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0; min-height: 100vh; display: flex; flex-direction: column;
  background: var(--color-surface); color: var(--color-text-primary);
  font: 400 16px/1.5 var(--font-sans);
  font-feature-settings: "cv02", "cv03", "cv04", "cv11";
  -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale;
}
main { flex: 1; }
::selection { background: var(--color-accent); color: var(--color-text-invert); }
:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-thumb { background: var(--color-border-strong); border-radius: 3px; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } * { transition: none !important; } }

.container { max-width: 64rem; margin: 0 auto; padding-inline: 24px; }
.container-narrow { max-width: 48rem; margin: 0 auto; padding-inline: 24px; }
@media (max-width: 480px) { .container, .container-narrow { padding-inline: 16px; } }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 50;
  border-bottom: 1px solid var(--color-border);
  background: color-mix(in srgb, var(--color-surface) 95%, transparent);
  -webkit-backdrop-filter: blur(4px); backdrop-filter: blur(4px);
}
.site-header .container { height: 56px; display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.brand {
  display: flex; align-items: center; gap: 8px; min-width: 0;
  font: 500 14px var(--font-mono); letter-spacing: -.01em; color: var(--color-text-primary); text-decoration: none;
  transition: color .15s;
}
.brand:hover { color: var(--color-accent); }
.brand img { width: 32px; height: 32px; border-radius: 999px; flex-shrink: 0; }
.brand span { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.brand .sub { color: var(--color-text-tertiary); }
.site-nav { display: flex; align-items: center; gap: 4px; }
.site-nav a {
  border-radius: 6px; padding: 6px 12px; font-size: 14px; color: var(--color-text-secondary); text-decoration: none;
  transition: color .15s, background-color .15s;
}
.site-nav a:hover, .site-nav a[aria-current="page"] { color: var(--color-text-primary); background: var(--color-surface-alt); }
.theme-toggle {
  display: inline-flex; width: 36px; height: 36px; align-items: center; justify-content: center;
  margin-left: 8px; border: 0; border-radius: 6px; background: none; color: var(--color-text-secondary); cursor: pointer;
  box-shadow: -9px 0 0 -8px var(--color-border);
}
.theme-toggle:hover { color: var(--color-text-primary); background: var(--color-surface-alt); }
.theme-toggle svg { width: 16px; height: 16px; }
.theme-toggle .sun, .dark .theme-toggle .moon { display: none; }
.dark .theme-toggle .sun { display: block; }
@media (max-width: 560px) { .brand .sub, .site-nav .opt { display: none; } .site-nav a { padding: 6px 8px; } }
@media (max-width: 420px) { .brand > span { display: none; } }

/* Shared type */
.eyebrow { margin: 0; font: 400 12px var(--font-mono); text-transform: uppercase; letter-spacing: .1em; color: var(--color-text-tertiary); }
.meta-line { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; font-size: 12px; color: var(--color-text-tertiary); }
.meta-line a { color: inherit; text-decoration: none; }
.meta-line a:hover { color: var(--color-text-secondary); }
.badges { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.badge-series {
  display: inline-flex; align-items: center; gap: 4px; border-radius: 999px; padding: 2px 10px;
  background: var(--color-surface-alt); font: 12px var(--font-mono); color: var(--color-accent);
}
.badge-series::before { content: "//"; color: var(--color-accent-muted); }
.badge-tag {
  display: inline-flex; align-items: center; border-radius: 999px; border: 1px solid var(--color-border); padding: 2px 10px;
  font: 12px var(--font-mono); color: var(--color-text-tertiary); background: none; transition: border-color .15s, color .15s;
}
button.badge-tag { cursor: pointer; }
.badge-tag:hover { border-color: var(--color-border-strong); color: var(--color-text-secondary); }
.badge-tag[aria-pressed="true"] { border-color: var(--color-surface-invert); background: var(--color-surface-invert); color: var(--color-text-invert); }
.btn {
  display: inline-flex; align-items: center; gap: 8px; border-radius: 6px; padding: 8px 16px;
  font: 500 14px var(--font-sans); text-decoration: none; transition: opacity .15s, color .15s, border-color .15s;
}
.btn-primary { background: var(--color-surface-invert); color: var(--color-text-invert); }
.btn-primary:hover { opacity: .9; }
.btn-secondary { border: 1px solid var(--color-border-strong); color: var(--color-text-secondary); }
.btn-secondary:hover { color: var(--color-text-primary); border-color: var(--color-text-tertiary); }
code { font: 0.875em var(--font-mono); }

/* Footer */
.site-footer { border-top: 1px solid var(--color-border); }
.site-footer .container { padding-block: 48px; }
.site-footer .top { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 32px; }
.site-footer .name { margin: 0; font: 500 14px var(--font-mono); color: var(--color-text-primary); }
.site-footer .blurb { margin: 8px 0 0; max-width: 24rem; font-size: 14px; color: var(--color-text-tertiary); }
.site-footer nav { display: flex; gap: 32px; }
.site-footer nav div { display: flex; flex-direction: column; gap: 8px; }
.site-footer nav span { font: 12px var(--font-mono); text-transform: uppercase; letter-spacing: .1em; color: var(--color-text-tertiary); }
.site-footer nav a { font-size: 14px; color: var(--color-text-secondary); text-decoration: none; }
.site-footer nav a:hover { color: var(--color-text-primary); }
.site-footer .bottom {
  margin-top: 48px; padding-top: 24px; border-top: 1px solid var(--color-border);
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px; font-size: 12px; color: var(--color-text-tertiary);
}

/* Cards (gallery and home) */
.grid { margin-top: 24px; display: grid; grid-template-columns: repeat(auto-fill, minmax(290px, 1fr)); gap: 16px; }
.card {
  position: relative; display: grid; grid-template-rows: auto 1fr; overflow: hidden;
  border: 1px solid var(--color-border-strong); background: var(--color-surface-alt); border-radius: 8px;
  color: inherit; text-decoration: none; transition: border-color .15s;
}
.card:hover { border-color: var(--color-accent); }
.card:hover h3 { color: var(--color-accent); }
.thumb { aspect-ratio: 16 / 9; position: relative; overflow: hidden; background: var(--color-surface); border-bottom: 1px solid var(--color-border); }
.thumb img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; display: block; }
.thumb .ph { position: absolute; inset: 0; display: grid; place-items: center; font: 12px var(--font-mono); color: var(--color-text-tertiary); }
.card .body { padding: 20px 24px 24px; display: grid; gap: 8px; align-content: start; }
.card .meta-line { gap: 8px; }
.card h3 { margin: 0; font-size: 20px; line-height: 1.3; font-weight: 600; letter-spacing: -.015em; transition: color .15s; }
.card p { margin: 0; font-size: 14px; line-height: 1.65; color: var(--color-text-secondary); }
.card .badges { margin-top: 4px; }