/* =========================================================================
   project-cyanotype.css — project sub-pages (Plate II.n writeups)
   Loaded after css/cyanotype.css. Extends the foundation with the plate
   writeup hero, body prose treatment, video/image specimen cards, lightbox
   restyle, code window cyanotype palette, and ad-hoc callouts.

   Index:
     1.  Stage layout
     2.  Project plate hero (.project-header)
     3.  Built With tags (.tech-tag)
     4.  Body prose (paragraphs, lists, h2/h3)
     5.  Example image / video specimen cards
     6.  Lightbox restyle (works with scripts.js's existing markup)
     7.  Code windows (cyanotype palette)
     8.  Ad-hoc callouts (psy: .callout, .pipeline-stage; poker: .evolution-*)
     9.  Floating UI (scroll prompt, anchor highlight)
    10.  Back-to-portfolio link
    11.  Reveal animation hook for .fade-in
    12.  Responsive
   ========================================================================= */


/* 1. Stage layout -------------------------------------------------------- */

.project-page .stage {
  max-width: 880px;
  margin: 0 auto;
  padding: var(--sp-10) var(--sp-12) var(--sp-20);
  position: relative;
  z-index: 5;
}


/* 2. Project plate hero -------------------------------------------------- */

/* Stack vertically: plate-no, framed thumbnail, then info block. */
.project-page .project-header {
  display: flex;
  flex-direction: column;
  gap: var(--sp-7);
  margin-bottom: var(--sp-14);
}

/* Theme-aware specimen frame — paper-cream in light theme, deep-blue plate
   in night theme. Image colors are unaffected; only the surrounding mat flips. */
.project-page .project-image-frame {
  position: relative;
  background: var(--plate-bg);
  padding: var(--sp-3);
  border: 1px solid var(--plate-rule);
  box-shadow: 0 14px 28px -14px rgba(10, 47, 92, 0.30);
}
.project-page .project-image-frame .corner {
  position: absolute;
  width: 14px;
  height: 14px;
  border: 1px solid var(--plate-rule);
  pointer-events: none;
}
.project-page .project-image-frame .corner.tl { top: -1px;    left: -1px;    border-right: none; border-bottom: none; }
.project-page .project-image-frame .corner.tr { top: -1px;    right: -1px;   border-left: none;  border-bottom: none; }
.project-page .project-image-frame .corner.bl { bottom: -1px; left: -1px;    border-right: none; border-top: none; }
.project-page .project-image-frame .corner.br { bottom: -1px; right: -1px;   border-left: none;  border-top: none; }

.project-page .project-image {
  display: block;
  width: 100%;
  height: auto;
  max-height: 480px;
  object-fit: cover;
}

.project-page .project-info {
  display: flex;
  flex-direction: column;
  gap: var(--sp-4);
}

.project-page .project-info h1 {
  font-family: 'Fraunces', serif;
  font-weight: 300;
  font-style: italic;
  font-size: clamp(34px, 5vw, 56px);
  line-height: 1.05;
  letter-spacing: -0.015em;
  color: var(--fg);
  margin: 0;
}

.project-page .project-info > p {
  font-family: 'Fraunces', serif;
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--fg);
  max-width: 60ch;
}

/* GitHub button — map .button to our .btn style for minimal HTML changes */
.project-page .project-info .button,
.project-page a.button {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  align-self: flex-start;
  padding: 10px 18px;
  background: transparent;
  color: var(--fg);
  border: 1px solid var(--line);
  font-family: 'IBM Plex Mono', ui-monospace, monospace;
  font-size: var(--text-sm);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  transition: background var(--t-fast) ease,
              color var(--t-fast) ease,
              border-color var(--t-fast) ease;
}
.project-page .project-info .button::before {
  content: "↗";
  letter-spacing: 0;
  opacity: 0.7;
}
.project-page .project-info .button:hover {
  background: var(--fg);
  color: var(--bg);
  border-color: var(--fg);
}

/* "Built With" header */
.project-page .project-info h2 {
  font-family: 'IBM Plex Mono', ui-monospace, monospace;
  font-size: var(--text-xs);
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--fg-mute);
  margin-top: var(--sp-3);
  padding-top: 14px;
  border-top: 1px solid var(--line);
  font-weight: 400;
}

.project-page .project-info .badges {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
  margin-top: -4px;
}


/* 3. Built With tags ----------------------------------------------------- */

.project-page .tech-tag {
  display: inline-flex;
  align-items: center;
  padding: 5px 11px;
  font-family: 'IBM Plex Mono', ui-monospace, monospace;
  font-size: var(--text-xs);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--fg);
  background: transparent;
  border: 1px solid var(--line);
  transition: background var(--t-fast) ease,
              color var(--t-fast) ease,
              border-color var(--t-fast) ease;
}
.project-page .tech-tag:hover {
  background: var(--fg);
  color: var(--bg);
  border-color: var(--fg);
}


/* 4. Body prose ---------------------------------------------------------- */

.project-page .stage > div,
.project-page .stage > section {
  margin-bottom: 36px;
}

.project-page .stage p {
  font-family: 'Fraunces', serif;
  font-size: 1rem;
  line-height: 1.75;
  color: var(--fg);
  margin: var(--sp-3) 0;
  max-width: 70ch;
}

.project-page .stage h2 {
  font-family: 'Fraunces', serif;
  font-style: italic;
  font-weight: 400;
  font-size: 1.7rem;
  letter-spacing: -0.005em;
  color: var(--fg);
  margin: 36px 0 14px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}
/* The Built-With h2 inside .project-info is mono-cap'd above; don't double-style it. */
.project-page .project-info h2 { border-top: 1px solid var(--line); }

.project-page .stage h3 {
  font-family: 'Fraunces', serif;
  font-style: italic;
  font-weight: 400;
  font-size: 1.25rem;
  color: var(--fg);
  margin: var(--sp-6) 0 var(--sp-2);
}

.project-page .stage ol,
.project-page .stage ul {
  margin: var(--sp-3) 0 var(--sp-3) var(--sp-7);
  font-family: 'Fraunces', serif;
  font-size: 1rem;
  line-height: 1.75;
  color: var(--fg);
  max-width: 70ch;
}
.project-page .stage li { margin: 6px 0; }

.project-page .stage ul ul,
.project-page .stage ol ul,
.project-page .stage ol ol {
  margin: var(--sp-1) 0 var(--sp-2) 22px;
}

.project-page .stage a {
  color: var(--fg);
  border-bottom: 1px solid var(--line);
  padding-bottom: 1px;
  transition: border-color var(--t-fast) ease;
}
.project-page .stage a:hover { border-bottom-color: currentColor; }
.project-page .stage a:visited { color: var(--accent-visited); }

/* Inline color overrides removed via HTML scrub; these defensive resets
   keep older inline styles from leaking through if any remain. */
.project-page .stage a[style] {
  color: var(--fg) !important;
  text-decoration: none !important;
}

.project-page .stage strong,
.project-page .stage b {
  font-weight: 600;
  color: var(--fg);
}


/* 5. Example image / video specimen cards -------------------------------- */

.project-page .example-images {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--sp-5);
  margin: var(--sp-5) 0 var(--sp-7);
}

.project-page .example-image {
  background: var(--plate-bg);
  padding: 10px;
  border: 1px solid var(--plate-rule);
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
  box-shadow: 0 10px 22px -14px rgba(10, 47, 92, 0.28);
}
.project-page .example-image img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 320px;
  object-fit: cover;
  cursor: zoom-in;
}
.project-page .example-image p {
  font-family: 'Fraunces', serif;
  font-style: italic;
  font-size: 0.88rem;
  color: var(--plate-fg);
  text-align: center;
  max-width: none;
  margin: 0;
  padding: var(--sp-1) 6px 2px;
  line-height: 1.4;
}

.project-page .video-container {
  background: var(--plate-bg);
  padding: 10px;
  border: 1px solid var(--plate-rule);
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
  box-shadow: 0 10px 22px -14px rgba(10, 47, 92, 0.28);
}
.project-page .video-container video {
  display: block;
  width: 100%;
  height: auto;
  background: #000;
}
.project-page .video-container .video-caption {
  font-family: 'Fraunces', serif;
  font-style: italic;
  font-size: 0.88rem;
  color: var(--plate-fg);
  text-align: center;
  margin: 0;
  padding: var(--sp-1) 6px 2px;
  line-height: 1.4;
}


/* 6. Lightbox restyle --------------------------------------------------- */
.project-page #lightbox.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(6, 26, 54, 0.92);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  cursor: zoom-out;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--t-med) ease, visibility var(--t-med) ease;
}
.project-page #lightbox.lightbox.is-open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.project-page #lightbox .lightbox-content {
  max-width: 88vw;
  max-height: 80vh;
  object-fit: contain;
  background: var(--plate-bg);
  padding: var(--sp-3);
  border: 1px solid var(--plate-rule);
  box-shadow: 0 24px 60px -12px rgba(0, 0, 0, 0.55);
  cursor: default;
}

.project-page #lightbox #lightbox-caption {
  position: absolute;
  bottom: var(--sp-8);
  left: 0;
  right: 0;
  text-align: center;
  font-family: 'Fraunces', serif;
  font-style: italic;
  font-size: 0.92rem;
  color: var(--cream);
  padding: 0 var(--sp-8);
}

.project-page #lightbox .close {
  position: absolute;
  top: var(--sp-6);
  right: var(--sp-7);
  font-family: 'IBM Plex Mono', monospace;
  font-size: 22px;
  letter-spacing: 0;
  color: var(--cream);
  background: transparent;
  border: 1px solid rgba(244, 236, 213, 0.4);
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  cursor: pointer;
  user-select: none;
  transition: background var(--t-fast) ease, border-color var(--t-fast) ease;
}
.project-page #lightbox .close:hover {
  background: rgba(244, 236, 213, 0.12);
  border-color: var(--cream);
}


/* 7. Code windows (cyanotype palette) ----------------------------------- */

.project-page .code-window {
  background: var(--plate-bg);
  color: var(--plate-fg);
  border: 1px solid var(--plate-rule);
  margin: 18px 0;
  font-family: 'IBM Plex Mono', ui-monospace, monospace;
  box-shadow: var(--plate-shadow);
}

.project-page .code-window .console {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: var(--sp-2) 14px;
  background: transparent;
  border-bottom: 1px solid var(--plate-rule);
  font-size: var(--text-xs);
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--fg-mute);
}
/* Cyanotype-discipline traffic lights: keep the three-dot affordance but
   render as tiered plate-fg dots so the palette stays one-color-print and
   the dots invert correctly between paper (ink dots on cream) and night
   (cream dots on deep blue). */
.project-page .code-window .console .red,
.project-page .code-window .console .orange,
.project-page .code-window .console .green {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  border: 0;
  background: var(--plate-fg);
}
.project-page .code-window .console .orange { opacity: 0.6; }
.project-page .code-window .console .green  { opacity: 0.35; }
.project-page .code-window .console::after {
  content: "stdout";
  margin-left: auto;
  opacity: 0.7;
}

.project-page .code-window .code-content {
  margin: 0;
  padding: var(--sp-4) 18px;
  background: transparent;
  color: var(--plate-fg);
  font-family: 'IBM Plex Mono', ui-monospace, monospace;
  font-size: 12px;
  line-height: 1.55;
  overflow-x: auto;
  white-space: pre;
}
.project-page .code-window .code-content code {
  background: transparent;
  color: inherit;
  font-family: inherit;
  font-size: inherit;
}


/* 8. Ad-hoc callouts ---------------------------------------------------- */

/* psy.html — replace the inline-style .callout (#0096E2 left border) */
.project-page .callout {
  background: rgba(10, 47, 92, 0.04);
  border-left: 2px solid var(--accent);
  border-radius: 0;
  padding: var(--sp-4) var(--sp-5);
  margin: var(--sp-5) 0;
  color: var(--fg);
}
[data-theme="night"] .project-page .callout {
  background: rgba(244, 236, 213, 0.05);
  border-left-color: var(--ink-soft);
}
.project-page .callout-title {
  font-family: 'IBM Plex Mono', ui-monospace, monospace;
  font-size: var(--text-xs);
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--fg-mute);
  font-weight: 400;
  margin-bottom: var(--sp-2);
}
.project-page .callout p { margin: 6px 0; }

/* psy.html — pipeline stages (5 of them) */
.project-page .pipeline-stage {
  background: rgba(10, 47, 92, 0.04);
  padding: 18px 22px;
  margin: 14px 0;
  border-left: 2px solid var(--accent);
  border-radius: 0;
}
[data-theme="night"] .project-page .pipeline-stage {
  background: rgba(244, 236, 213, 0.04);
  border-left-color: var(--ink-soft);
}
.project-page .pipeline-stage h3 {
  margin-top: 0;
  font-family: 'Fraunces', serif;
  font-style: italic;
  font-size: 1.15rem;
  color: var(--fg);
}

/* poker.html — evolution stages (4 of them in a card) */
.project-page .card {
  border: 1px solid var(--plate-rule);
  background: var(--plate-bg);
  padding: 22px;
  margin: 18px 0;
  box-shadow: var(--plate-shadow);
}
.project-page .evolution-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--sp-4);
}
.project-page .evolution-step {
  padding: 14px;
  border: 1px solid var(--plate-rule);
  background: transparent;
  border-radius: 0;
}
.project-page .evolution-step h3 {
  font-family: 'IBM Plex Mono', ui-monospace, monospace;
  font-size: var(--text-sm);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--fg-mute);
  margin: 0 0 6px;
  font-weight: 400;
  border: none;
  padding: 0;
}
.project-page .evolution-step p {
  font-size: 0.9rem;
  line-height: 1.5;
  margin: 0;
  color: var(--fg);
}


/* 9. Floating UI -------------------------------------------------------- */

.project-page #scroll-prompt {
  position: fixed;
  bottom: var(--sp-7);
  right: var(--sp-7);
  z-index: 50;
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  appearance: none;
  font: inherit;
  padding: var(--sp-2) 14px;
  background: var(--bg);
  border: 1px solid var(--line);
  font-family: 'IBM Plex Mono', ui-monospace, monospace;
  font-size: var(--text-xs);
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--fg-mute);
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--t-med) ease, color var(--t-fast) ease, border-color var(--t-fast) ease;
}
.project-page #scroll-prompt.is-visible { opacity: 1; pointer-events: auto; }
.project-page #scroll-prompt::before {
  content: "scroll ↓";
}
.project-page #scroll-prompt i { display: none; }
.project-page #scroll-prompt:hover {
  color: var(--fg);
  border-color: var(--fg);
}

/* Anchor highlight (cream outline on hash navigation) */
.project-page .anchor-highlight {
  outline: 1px solid var(--cream);
  outline-offset: 6px;
  transition: outline-color 1.6s ease;
}


.project-page .back-link { margin: var(--sp-10) 0 0; }

/* 11. Reveal animation hook --------------------------------------------- */
/* scripts.js toggles .visible on .fade-in elements that scroll into view. */
.project-page .fade-in {
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 700ms var(--ease, ease), transform 700ms var(--ease, ease);
}
.project-page .fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}
@media (prefers-reduced-motion: reduce) {
  .project-page .fade-in { opacity: 1; transform: none; transition: none; }
}


/* 12. Responsive -------------------------------------------------------- */

@media (max-width: 760px) {
  .project-page main.stage,
  .project-page .stage {
    padding: var(--sp-6) 22px 60px;
  }
  .project-page .project-info h1 { font-size: clamp(28px, 6vw, 38px); }
  .project-page .example-images { grid-template-columns: 1fr; }
  .project-page #scroll-prompt { bottom: 18px; right: 18px; padding: 6px 10px; font-size: var(--text-xs); }
}