/* ==========================================================================
   DARKROOM — the contact sheet
   Lights off, safelight on. Near-black ground, frame numbers in typewriter
   mono, prints matted in white borders, one red-orange accent like the
   lamp over the developing tray. Always dark; that's the point of the room.
   ========================================================================== */

html[data-design="darkroom"] {
  --bg: oklch(0.17 0.012 60);
  --surface: oklch(0.21 0.012 60);
  --text: oklch(0.92 0.012 90);
  --text-muted: oklch(0.68 0.015 80);
  --accent: oklch(0.66 0.21 32);
  --accent-hover: oklch(0.73 0.19 38);
  --rule-line: oklch(0.3 0.01 60);
  --rule-strong: oklch(0.78 0.012 85);
  --margin-rule: color-mix(in oklch, var(--accent) 45%, var(--bg));
  --selection: color-mix(in oklch, var(--accent) 30%, var(--bg));
  --code-bg: oklch(0.24 0.01 60);

  /* Area colors lifted for the dark ground */
  --area-red: oklch(0.7 0.17 20);
  --area-periwinkle: oklch(0.72 0.11 270);
  --area-green: oklch(0.7 0.12 150);
  --area-gold: oklch(0.78 0.13 80);
  --area-indigo: oklch(0.68 0.13 290);
}

html[data-design="darkroom"] .theme-toggle {
  display: none;
}

html[data-design="darkroom"] body {
  background: var(--bg);
}

/* Film-edge strip under the masthead: a row of sprocket holes */
html[data-design="darkroom"] .masthead {
  border-bottom: 14px solid oklch(0.1 0.008 60);
  position: relative;
}

html[data-design="darkroom"] .masthead::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -11px;
  height: 8px;
  background-image: radial-gradient(4px 3px at center, oklch(0.45 0.012 70) 0 2.6px, transparent 3px);
  background-size: 26px 8px;
  background-repeat: repeat-x;
}

html[data-design="darkroom"] .masthead-row {
  border-bottom: none;
  padding-bottom: 0.5rem;
}

html[data-design="darkroom"] .site-title {
  background: transparent;
  color: var(--text);
  padding-left: 0;
  font-size: clamp(1.4rem, 2.6vw, 1.8rem);
  letter-spacing: -0.015em;
}

html[data-design="darkroom"] .site-title:hover {
  background: transparent;
  color: var(--accent-hover);
}

/* Tabs as frame IDs on the film edge */
html[data-design="darkroom"] .tabs {
  counter-reset: frame;
}

html[data-design="darkroom"] .tab {
  counter-increment: frame;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border: none;
  border-radius: 0;
  box-shadow: none;
}

html[data-design="darkroom"] .tab::before {
  content: counter(frame) "A · ";
  color: var(--accent);
  font-size: 0.7rem;
}

html[data-design="darkroom"] .tab:hover {
  box-shadow: none;
  color: var(--accent-hover);
}

html[data-design="darkroom"] .tab[aria-current="page"] {
  background: transparent;
  border: none;
  margin-bottom: 0;
  padding-bottom: 0.5rem;
  box-shadow: inset 0 -2px 0 var(--accent);
}

html[data-design="darkroom"] .utility-row {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.07em;
}

html[data-design="darkroom"] .page-stamp {
  display: block;
  color: oklch(0.55 0.015 75);
  margin-right: 1rem;
}

html[data-design="darkroom"] .page-stamp .stamp-no {
  color: var(--accent);
}

html[data-design="darkroom"] .site-tagline {
  color: var(--text-muted);
}

/* Entries as contact-sheet frames */
html[data-design="darkroom"] .feed {
  counter-reset: neg;
}

html[data-design="darkroom"] .entry {
  counter-increment: neg;
  border-bottom: 1px solid var(--rule-line);
}

html[data-design="darkroom"] .entry-meta {
  font-family: var(--font-mono);
  font-size: 0.8rem;
}

html[data-design="darkroom"] .entry-meta::before {
  content: "FRAME " counter(neg, decimal-leading-zero);
  display: block;
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  color: var(--accent);
}

html[data-design="darkroom"] .entry-kind {
  color: var(--text-muted);
  text-transform: uppercase;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
}

/* Prints get mats */
html[data-design="darkroom"] .prose img,
html[data-design="darkroom"] .elsewhere-images img,
html[data-design="darkroom"] .photo-grid img,
html[data-design="darkroom"] .collection-cover img,
html[data-design="darkroom"] .post-intro-image img,
html[data-design="darkroom"] .gallery img {
  border: 6px solid oklch(0.97 0.005 95);
  border-radius: 0;
  box-shadow: 0 1px 6px rgba(0, 0, 0, 0.55);
}

html[data-design="darkroom"] figcaption,
html[data-design="darkroom"] .gallery-caption {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

html[data-design="darkroom"] .keep-reading {
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.78rem;
  color: var(--accent);
}

html[data-design="darkroom"] .entry-title a:hover,
html[data-design="darkroom"] .collection-card a:hover .collection-title {
  color: var(--accent-hover);
}

html[data-design="darkroom"] .pagination {
  font-family: var(--font-mono);
  text-transform: uppercase;
  font-size: 0.8rem;
}

html[data-design="darkroom"] .site-footer {
  border-top: 14px solid oklch(0.1 0.008 60);
  position: relative;
}

html[data-design="darkroom"] .site-footer::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: -11px;
  height: 8px;
  background-image: radial-gradient(4px 3px at center, oklch(0.45 0.012 70) 0 2.6px, transparent 3px);
  background-size: 26px 8px;
  background-repeat: repeat-x;
}

html[data-design="darkroom"] .footer-note {
  font-family: var(--font-mono);
  font-style: normal;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

html[data-design="darkroom"] .design-bar {
  background: var(--surface);
  border-bottom-color: var(--rule-line);
}

/* Edit chrome readable in the dark */
html[data-design="darkroom"] .edit-toolbar {
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.6);
}