/* ============================================================
   Cast Blog — visual identity.
   Vendored from apps/site (the y2k skin: tokens.css + skins.css), un-scoped:
   the blog is always this skin, so the [data-skin="y2k"] prefix is dropped and
   the palette is baked straight into :root. Re-sync when the brand moves.
   Fonts (Inter, JetBrains Mono, VT323) load via <link> in the page head.
   ============================================================ */

:root {
  /* Electric-iMac palette — cobalt + coral + butter */
  --y2k-pink:   #E63946;
  --y2k-pink2:  #F07B7B;
  --y2k-cyan:   #2B9EB3;
  --y2k-lime:   #7CC66A;
  --y2k-amber:  #F4C430;
  --y2k-blue:   #1E4DD8;
  --y2k-visit:  #5B2E9E;
  --y2k-ink:    #0B1F3A;
  --y2k-paper:  #EAF4FB;
  --y2k-paper2: #D8E9F5;

  /* Page is white (matches the real cast site, which forces body white and
     keeps the icy-blue paper only as an accent). Paper tints live on sunken
     chrome, inline code, and zebra rows — not the page itself. */
  --bg:         #FFFFFF;
  --bg-elev:    #FFFFFF;
  --bg-sunken:  var(--y2k-paper2);
  --fg:         var(--y2k-ink);
  --fg-muted:   #334A66;
  --fg-subtle:  #6A7A8C;
  --border:     var(--y2k-ink);
  --border-strong: var(--y2k-ink);
  --accent:     var(--y2k-blue);
  --accent-hover: #143FB8;
  --accent-soft: #D8E0FF;
  --accent-fg:  #FFFFFF;
  --code-bg:    #0B1A35;
  --code-fg:    #C8F0FF;

  --maxw: 720px;
}

/* "After-hours CRT": amber-on-near-black, cyan trim, magenta pop. */
:root[data-theme="dark"] {
  --y2k-crt-cyan:    #7DF9FF;
  --y2k-crt-amber:   #FFB000;
  --y2k-crt-magenta: #FF4FB1;

  --bg:         #0A0E1A;
  --bg-elev:    #2A2010;
  --bg-sunken:  #05080F;
  --fg:         #FFE8B8;
  --fg-muted:   #C9A977;
  --fg-subtle:  #7A6645;
  --border:     rgba(255, 176, 0, 0.22);
  --border-strong: rgba(255, 176, 0, 0.45);
  --accent:     var(--y2k-crt-amber);
  --accent-hover: #FFC94D;
  --accent-soft: #2A1F08;
  --accent-fg:  #0A0E1A;
  --code-bg:    #04060C;
  --code-fg:    var(--y2k-crt-amber);
  /* Remap ink -> amber so every sticker border/shadow flips automatically. */
  --y2k-ink:    var(--y2k-crt-amber);
  --y2k-paper2: #1A1408;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  -webkit-font-smoothing: antialiased;
  font-size: 16px;
  line-height: 1.65;
}
[data-theme="dark"] body {
  background-color: #0A0E1A;
  background-image:
    radial-gradient(ellipse 60% 40% at 50% 0%, rgba(255, 176, 0, 0.07), transparent 70%),
    radial-gradient(ellipse 50% 35% at 80% 100%, rgba(125, 249, 255, 0.04), transparent 70%);
}
/* Faint amber scanlines — the CRT tell. */
[data-theme="dark"] body::after {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  opacity: 0.18;
  mix-blend-mode: screen;
  background-image: repeating-linear-gradient(
    to bottom,
    rgba(255, 176, 0, 0.07) 0px,
    rgba(255, 176, 0, 0.07) 1px,
    transparent 1px,
    transparent 3px
  );
}

h1, h2, h3 {
  font-family: 'Inter', sans-serif;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--fg);
}

a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
::selection { background: var(--accent-soft); color: var(--fg); }

/* Classic-web links inside prose/footer: blue, underlined, visited purple. */
.prose a, .footer-col a, .lede a {
  color: var(--y2k-blue);
  text-decoration: underline;
  text-underline-offset: 2px;
  text-decoration-thickness: 1px;
}
.prose a:visited { color: var(--y2k-visit); }
.prose a:hover { color: var(--y2k-pink); text-decoration-thickness: 2px; }
[data-theme="dark"] .prose a,
[data-theme="dark"] .footer-col a { color: var(--y2k-crt-cyan); }
[data-theme="dark"] .prose a:hover { color: var(--accent); }

/* ---- Sticker primitives: badge + button ---------------------------------- */

.badge {
  display: inline-block;
  font-family: 'VT323', monospace;
  font-size: 15px;
  line-height: 1.2;
  padding: 1px 10px;
  border: 2px solid var(--y2k-ink);
  border-radius: 2px;
  background: var(--y2k-pink);
  color: #fff;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  box-shadow: 2px 2px 0 0 var(--y2k-ink);
}
[data-theme="dark"] .badge {
  background: var(--y2k-crt-magenta);
  border-color: #0A0E1A;
  box-shadow: 2px 2px 0 0 var(--y2k-crt-amber);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: 'Inter', sans-serif;
  font-weight: 700;
  font-size: 14px;
  padding: 8px 16px;
  border: 2px solid var(--y2k-ink);
  border-radius: 2px;
  background: var(--bg-elev);
  color: var(--fg);
  box-shadow: 3px 3px 0 0 var(--y2k-ink);
  transition: transform 0.06s, box-shadow 0.06s;
  cursor: pointer;
}
.btn:hover { transform: translate(-1px, -1px); box-shadow: 4px 4px 0 0 var(--y2k-ink); }
.btn:active { transform: translate(2px, 2px); box-shadow: 1px 1px 0 0 var(--y2k-ink); }
[data-theme="dark"] .btn { box-shadow: 3px 3px 0 0 var(--y2k-crt-magenta); }
[data-theme="dark"] .btn:hover { box-shadow: 4px 4px 0 0 var(--y2k-crt-magenta); }

/* ---- NavBar -------------------------------------------------------------- */

.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in oklab, var(--bg) 85%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 2px solid var(--y2k-ink);
}
.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
  height: 60px;
  display: flex;
  align-items: center;
  gap: 14px;
}
.lockup { display: flex; align-items: center; gap: 10px; color: var(--fg); }
.lockup-word { font-weight: 700; font-size: 21px; letter-spacing: -0.025em; }
.nav-spacer { flex: 1; }
.nav-link { color: var(--fg-muted); font-size: 14px; font-weight: 500; padding: 8px 10px; }
.nav-link:hover { color: var(--fg); }
.theme-toggle {
  width: 34px;
  height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  border: 2px solid var(--y2k-ink);
  border-radius: 2px;
  background: var(--bg-elev);
  box-shadow: 2px 2px 0 0 var(--y2k-ink);
}
.theme-toggle:active { transform: translate(1px, 1px); box-shadow: 1px 1px 0 0 var(--y2k-ink); }

/* ---- Article ------------------------------------------------------------- */

.article { max-width: var(--maxw); margin: 0 auto; padding: 48px 24px 80px; }
.back { font-family: 'JetBrains Mono', monospace; font-size: 13px; color: var(--fg-muted); }

/* Cover/top image: a fixed-aspect frame the image simply covers (fills, pinning
   whichever dimension is needed and cropping the overflow). It's chrome, not body
   content, so it never has to cross-post. */
.cover {
  margin: 18px 0 30px;
  border-radius: 2px;
  overflow: hidden;
  aspect-ratio: 12 / 5;
}
.cover img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.article-head { margin: 22px 0 36px; }
.article-head h1 {
  font-size: clamp(32px, 6vw, 46px);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin: 0 0 14px;
}
.meta-row {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: var(--fg-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 16px;
}
.tag {
  font-family: 'VT323', monospace;
  font-size: 14px;
  line-height: 1.1;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 1px 8px;
  border: 2px solid var(--y2k-ink);
  border-radius: 2px;
  background: var(--y2k-blue);
  color: #fff;
  box-shadow: 1px 1px 0 0 var(--y2k-ink);
}
[data-theme="dark"] .tag { background: var(--y2k-crt-cyan); color: #0A0E1A; border-color: #0A0E1A; }
.lede { font-size: 19px; color: var(--fg-muted); line-height: 1.5; margin: 0; }

/* ---- Prose --------------------------------------------------------------- */

.prose { font-size: 16.5px; line-height: 1.75; }
.prose h2 { font-size: 26px; font-weight: 800; margin: 46px 0 14px; }
.prose h3 { font-size: 19px; font-weight: 800; margin: 30px 0 10px; }
.prose p, .prose li { font-size: 16.5px; line-height: 1.75; }
.prose ul, .prose ol { padding-left: 24px; }
/* Images render plain — white bg, no frame — so the preview matches how the
   PNG will look cross-posted to dev.to / Medium / Substack (and so transparent
   PNGs always composite on white, in dark mode too). */
.prose img {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 28px auto;
  background: #fff;
}
/* Preview-only: mirror a build-time pad-out (a `name@WxH` source) so the
   previewer matches the baked wide PNG the build emits. The built site has the
   padding baked into the file, so it never uses .padbox. */
.prose .padbox {
  display: block;
  width: 100%;
  max-width: 100%;
  margin: 28px auto;
  background: #fff;
  overflow: hidden;
}
.prose .padbox img { width: 100%; height: 100%; object-fit: contain; margin: 0; background: #fff; }
.prose blockquote {
  margin: 22px 0;
  padding: 4px 18px;
  border-left: 3px solid var(--y2k-pink);
  color: var(--fg-muted);
}
.prose code {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.9em;
  background: var(--y2k-paper2);
  color: var(--y2k-ink);
  border: 1px solid var(--y2k-ink);
  border-radius: 2px;
  padding: 0 5px;
}
[data-theme="dark"] .prose code { background: var(--code-bg); color: var(--y2k-crt-amber); border-color: var(--y2k-crt-amber); }
.prose pre {
  background: var(--code-bg);
  color: var(--code-fg);
  border: 2px solid var(--y2k-blue);
  border-radius: 2px;
  box-shadow: 3px 3px 0 0 var(--y2k-ink);
  padding: 16px 18px;
  overflow-x: auto;
  font-size: 13.5px;
  line-height: 1.6;
}
[data-theme="dark"] .prose pre { border-color: var(--y2k-crt-amber); box-shadow: 3px 3px 0 0 var(--y2k-crt-cyan); }
.prose pre code { background: none; border: none; padding: 0; color: inherit; }
.prose table {
  border-collapse: separate;
  border-spacing: 0;
  width: 100%;
  border: 2px solid var(--y2k-ink);
  border-radius: 2px;
  box-shadow: 3px 3px 0 0 var(--y2k-ink);
  overflow: hidden;
  margin: 8px 0 24px;
  font-size: 14.5px;
}
.prose th {
  background: var(--y2k-blue);
  color: #fff;
  text-align: left;
  padding: 8px 14px;
  font-family: 'VT323', monospace;
  font-weight: 400;
  font-size: 17px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  border-bottom: 2px solid var(--y2k-ink);
}
.prose th + th { border-left: 2px solid var(--y2k-ink); }
.prose td { padding: 8px 14px; border-top: 1px solid var(--y2k-ink); }
.prose td + td { border-left: 1px solid var(--y2k-ink); }
.prose tr:nth-child(even) td { background: var(--y2k-paper2); }
.prose hr { border: none; border-top: 3px dashed var(--y2k-pink); margin: 36px 0; }
[data-theme="dark"] .prose hr { border-top-color: var(--y2k-crt-amber); }

/* ---- Index --------------------------------------------------------------- */

.index { max-width: 880px; margin: 0 auto; padding: 56px 24px 80px; }
.index-head { margin-bottom: 28px; }
.index-head h1 { font-size: clamp(34px, 7vw, 52px); font-weight: 900; letter-spacing: -0.03em; margin: 0 0 8px; }
.cards { display: grid; gap: 18px; }
.card {
  display: block;
  background: var(--bg-elev);
  border: 2px solid var(--y2k-ink);
  border-radius: 2px;
  box-shadow: 3px 3px 0 0 var(--y2k-ink);
  padding: 22px 24px;
  color: inherit;
  transition: transform 0.06s, box-shadow 0.06s;
}
.card:hover { transform: translate(-1px, -1px); box-shadow: 5px 5px 0 0 var(--y2k-ink); }
[data-theme="dark"] .card { box-shadow: 3px 3px 0 0 var(--y2k-crt-cyan); }
[data-theme="dark"] .card:hover { box-shadow: 5px 5px 0 0 var(--y2k-crt-cyan); }
.card h2 { font-size: 22px; font-weight: 800; margin: 8px 0 6px; }
.card p { margin: 0; color: var(--fg-muted); font-size: 15px; }

/* ---- Footer -------------------------------------------------------------- */

.site-footer { border-top: 2px solid var(--y2k-ink); margin-top: 100px; padding: 56px 0 40px; }
.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
}
.footer-tag { color: var(--fg-muted); font-size: 13px; max-width: 280px; margin-top: 14px; }
.footer-col-title {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--fg-subtle);
  margin-bottom: 12px;
}
.footer-col { display: flex; flex-direction: column; gap: 8px; }
.footer-col a { font-size: 13px; color: var(--fg-muted); }
.footer-bottom {
  max-width: 1100px;
  margin: 40px auto 0;
  padding: 18px 24px 0;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: var(--fg-subtle);
}

/* ---- Preview rail (dev only; never shipped) ------------------------------ */

.preview { display: grid; grid-template-columns: 280px 1fr; min-height: 100vh; }
.preview-rail {
  border-right: 2px solid var(--y2k-ink);
  background: var(--bg-sunken);
  padding: 20px 16px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
}
.preview-brand { font-family: 'JetBrains Mono', monospace; font-size: 12px; color: var(--fg-muted); }
.preview-list { display: flex; flex-direction: column; gap: 4px; }
.preview-item {
  text-align: left;
  background: none;
  border: none;
  border-radius: 2px;
  padding: 8px 10px;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 2px;
  color: var(--fg);
}
.preview-item:hover { background: var(--bg-elev); }
.preview-item.is-active { background: var(--bg-elev); box-shadow: inset 3px 0 0 var(--y2k-pink); }
.preview-item-title { font-size: 14px; font-weight: 600; }
.preview-item-meta { font-family: 'JetBrains Mono', monospace; font-size: 11px; color: var(--fg-subtle); }
.preview-empty, .preview-hint { font-size: 12px; color: var(--fg-subtle); }
.preview-actions { display: flex; gap: 8px; }
.preview-actions .btn { font-size: 13px; padding: 6px 12px; }
.preview-buildout {
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  background: var(--code-bg);
  color: var(--code-fg);
  border: 2px solid var(--y2k-blue);
  border-radius: 2px;
  padding: 10px;
  white-space: pre-wrap;
  max-height: 200px;
  overflow-y: auto;
}
.preview-main { min-width: 0; }
/* "You are editing this file" bar — dev only, never shipped. */
.preview-pathbar {
  position: sticky;
  top: 0;
  z-index: 5;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 7px 16px;
  background: var(--bg-sunken);
  border-bottom: 2px solid var(--y2k-ink);
}
.preview-pathbar-label {
  font-family: 'VT323', monospace;
  font-size: 14px;
  line-height: 1;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--fg-subtle);
  flex-shrink: 0;
}
.preview-path {
  flex: 1;
  min-width: 0;
  font-family: 'JetBrains Mono', monospace;
  font-size: 12px;
  color: var(--y2k-blue);
  text-decoration: none;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  /* Ellipsize the long prefix, keep the slug + filename visible. */
  direction: rtl;
  unicode-bidi: plaintext;
  text-align: left;
}
.preview-path:hover { text-decoration: underline; }
[data-theme="dark"] .preview-path { color: var(--y2k-crt-cyan); }
.preview-copy {
  flex-shrink: 0;
  font-family: 'JetBrains Mono', monospace;
  font-size: 11px;
  padding: 3px 9px;
  border: 1px solid var(--border-strong);
  border-radius: 2px;
  background: var(--bg-elev);
  color: var(--fg-muted);
  cursor: pointer;
}
.preview-copy:hover { color: var(--fg); border-color: var(--y2k-blue); }

@media (max-width: 760px) {
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .preview { grid-template-columns: 1fr; }
  .preview-rail { position: static; height: auto; }
}