/**
 * Creative Artifacts (scrapbook) container styles
 * Atmosphere: moodboard / scrapbook. Items feel placed, not gridded —
 * slight rotations, offsets, paper-adjacent treatment. No card grids.
 */

:root {
  /* Handwritten/organic font. A sibling agent owns the real token; this is a
     standalone-safe fallback chain so the container works on its own. */
  --font-organic: "Source Serif 4", Georgia, serif;

  /* Scrapbook surface — warm paper in light mode */
  --artifact-bg: #efe7d6;
  --artifact-paper: #faf6ec;
  --artifact-tape: rgba(210, 190, 150, 0.55);
  --artifact-ink: #3a2f24;
  --artifact-note: #5b4a34;
  --artifact-frame: rgba(0, 0, 0, 0.1);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --artifact-bg: #201d1a;
    --artifact-paper: #2a2622;
    --artifact-tape: rgba(120, 100, 70, 0.4);
    --artifact-ink: #ece3d3;
    --artifact-note: #d8c7a8;
    --artifact-frame: rgba(255, 255, 255, 0.08);
  }
}

[data-theme="dark"] {
  --artifact-bg: #201d1a;
  --artifact-paper: #2a2622;
  --artifact-tape: rgba(120, 100, 70, 0.4);
  --artifact-ink: #ece3d3;
  --artifact-note: #d8c7a8;
  --artifact-frame: rgba(255, 255, 255, 0.08);
}

/* Center the container in the viewport, roomy for a scattered board */
.container-overlay.is-artifact .essay-container-wrapper {
  width: min(1100px, 94vw);
  height: min(82vh, 820px);
}

.container-overlay.is-artifact .container-card {
  position: relative;
  background:
    radial-gradient(circle at 18% 22%, rgba(0, 0, 0, 0.03), transparent 45%),
    radial-gradient(circle at 82% 78%, rgba(0, 0, 0, 0.03), transparent 42%),
    var(--artifact-bg);
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.container-overlay.is-artifact .container-card::-webkit-scrollbar {
  display: none;
}

.container-overlay.is-artifact .lede {
  display: none;
}

/* Eyebrow reads as a scrapbook label */
.container-overlay.is-artifact .eyebrow {
  font-family: var(--font-organic);
  font-style: italic;
  font-size: 1.1rem;
  letter-spacing: 0.02em;
  opacity: 0.8;
}

.container-overlay.is-artifact h2 {
  font-family: var(--font-organic);
  font-style: italic;
  letter-spacing: 0.01em;
}

/* Content */
.artifacts-content {
  position: relative;
  z-index: 1;
  padding: var(--space-4) var(--space-2) var(--space-8);
}

.artifacts-intro {
  font-family: var(--font-organic);
  font-style: italic;
  font-size: 1.15rem;
  line-height: 1.5;
  color: var(--artifact-note);
  max-width: 46ch;
  margin: 0 auto var(--space-8);
  transform: rotate(-1.2deg);
  text-align: center;
}

/* The board: a loose, hand-placed pile. Not a rigid grid — items lean into
   each other with overlap via negative margins and per-item tilt. */
.artifacts-board {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: center;
  gap: clamp(1.25rem, 3vw, 2.5rem) clamp(0.75rem, 2vw, 1.75rem);
  padding: var(--space-4) clamp(0.5rem, 2vw, 1.5rem);
}

.artifact-item {
  position: relative;
  transform: rotate(var(--tilt, 0deg));
  transition: transform 220ms ease, filter 220ms ease;
  will-change: transform;
  margin-top: clamp(0px, 2vw, 24px);
}

/* Stagger vertical rhythm so rows don't line up like a grid */
.artifact-item:nth-child(3n) { margin-top: clamp(18px, 4vw, 56px); }
.artifact-item:nth-child(4n) { margin-top: clamp(6px, 2vw, 28px); }
.artifact-item:nth-child(5n) { margin-top: 0; }

.artifact-item:hover {
  transform: rotate(calc(var(--tilt, 0deg) * 0.35)) scale(1.02);
  z-index: 5;
}

/* ---- Photo stack ---- */
.artifact-photo-stack {
  position: relative;
  display: block;
  width: clamp(190px, 22vw, 280px);
  height: clamp(180px, 24vw, 260px);
  padding: 0;
  border: none;
  background: none;
  cursor: pointer;
  appearance: none;
}

.artifact-photo-stack:focus-visible {
  outline: 3px solid var(--thread-questions);
  outline-offset: 6px;
  border-radius: 6px;
}

.artifact-photo {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  /* White photo border + tape/paper feel */
  background: var(--artifact-paper);
  padding: 10px 10px 34px;
  box-sizing: border-box;
  border-radius: 3px;
  box-shadow: var(--shadow-sm);
  transform:
    translate(var(--layer-x, 0px), var(--layer-y, 0px))
    rotate(var(--layer-angle, 0deg));
  transition: transform 260ms cubic-bezier(0.2, 0.8, 0.3, 1), opacity 200ms ease;
  user-select: none;
}

/* Single image (sketch / painting / lone photo) reuses the polaroid frame */
.artifact-image {
  width: clamp(190px, 22vw, 280px);
}

.artifact-image .artifact-photo {
  position: static;
  height: auto;
  transform: none;
}

.artifact-photo.is-top {
  box-shadow: var(--shadow-md);
}

/* Little snap when a photo drops to the back of the pile */
.artifact-photo.is-flipping {
  transform:
    translate(var(--layer-x, 0px), calc(var(--layer-y, 0px) - 10px))
    rotate(var(--layer-angle, 0deg)) scale(1.03);
}

/* Count badge */
.artifact-stack-count {
  position: absolute;
  right: -10px;
  top: -10px;
  z-index: 20;
  min-width: 26px;
  height: 26px;
  padding: 0 6px;
  border-radius: 999px;
  background: var(--thread-questions);
  color: #201d1a;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-sm);
  pointer-events: none;
}

/* ---- Audio (native controls, minimal) ---- */
.artifact-audio {
  width: clamp(230px, 26vw, 320px);
  padding: 14px 16px 16px;
  background: var(--artifact-paper);
  border-radius: 4px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--artifact-frame);
}

.artifact-audio-label {
  display: block;
  font-family: var(--font-organic);
  font-style: italic;
  font-size: 1.05rem;
  color: var(--artifact-note);
  margin-bottom: 8px;
  transform: rotate(-1deg);
}

.artifact-audio-el {
  width: 100%;
  height: 38px;
  display: block;
}

/* ---- Notes ---- */
.artifact-note {
  font-family: var(--font-organic);
  font-style: italic;
  font-size: 1.05rem;
  line-height: 1.45;
  color: var(--artifact-note);
  max-width: 22ch;
  margin: 14px auto 0;
  text-align: center;
  transform: rotate(var(--note-angle, 0deg));
}

/* Tape strip decoration on photo stacks and images */
.artifact-item.is-photo-stack::before,
.artifact-item.is-image::before {
  content: "";
  position: absolute;
  top: -14px;
  left: 50%;
  width: 78px;
  height: 26px;
  transform: translateX(-50%) rotate(-3deg);
  background: var(--artifact-tape);
  border-radius: 2px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.12);
  z-index: 15;
  pointer-events: none;
}

.artifact-item:nth-child(even).is-photo-stack::before,
.artifact-item:nth-child(even).is-image::before {
  transform: translateX(-50%) rotate(4deg);
}

/* ---- Reduced motion ---- */
@media (prefers-reduced-motion: reduce) {
  .artifact-item,
  .artifact-photo {
    transition: none;
  }
  .artifact-item:hover {
    transform: rotate(var(--tilt, 0deg));
  }
}

/* ---- Responsive ---- */
@media (max-width: 700px) {
  .artifacts-board {
    gap: 2rem 1rem;
  }
  .artifact-item,
  .artifact-item:nth-child(3n),
  .artifact-item:nth-child(4n) {
    margin-top: 8px;
  }
  .artifact-photo-stack,
  .artifact-image {
    width: min(76vw, 300px);
  }
}