/* Proper Tools 404 — “between tasteful and unhinged” */

/* -------------------------
   Layout helpers (404 page)
   ------------------------- */

.pt-404 .section-card {
  text-align: center;
  padding: 2.5rem 2rem 3rem;
}

.pt-404 .mono-box {
  display: inline-block;
  text-align: left;
  margin: 1.5rem auto 0;
  max-width: 520px;
}

.pt-404 .mono-box div {
  margin-bottom: 0.35rem;
}

.pt-404 .btn-row {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.pt-404 .fox-wrap {
  display: flex;
  justify-content: center;
  margin-top: 2.5rem;
}

.pt-404 #fox-easter-egg {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas,
    "Liberation Mono", "Courier New", monospace;
  text-align: left;
  display: inline-block;
  line-height: 1.2;
  margin: 0;
}

body.chaos-mode .pt-404 #fox-easter-egg {
  color: var(--pt-green);
  text-shadow: 0 0 8px rgba(76, 125, 74, 0.25);
}

.pt-404 .tiny-omen {
  margin-top: 1.75rem;
  font-size: 0.85rem;
  color: rgba(0, 0, 0, 0.6);
}

/* -------------------------
   Chaos canvas + GIF field
   ------------------------- */

.pt-404 .chaos-canvas {
  position: relative;
  display: block;
  width: 100%;
  height: min(1400px, 72vh);
  margin-top: 1.25rem;
  padding: 1rem;
  background: #000;
  border: 2px dashed #00b5ff;
  border-radius: 12px;
  overflow: hidden;
}

body.chaos-mode .pt-404 .chaos-canvas {
  height: min(1800px, 78vh);
  border-width: 3px;
}

@media (max-width: 720px) {
  .pt-404 .chaos-canvas {
    height: min(1300px, 72vh);
  }
}

.pt-404 .gif-field {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.pt-404 .chaos-canvas img {
  position: absolute;
  width: var(--w, 120px);
  height: auto;
  image-rendering: pixelated;
  border: 1px solid #222;
  box-shadow: 0 0 10px rgba(0, 181, 255, 0.18);
  transform: rotate(var(--r, 0deg));
  opacity: var(--o, 1);
  transition: transform 0.2s, filter 0.2s;
}

.pt-404 .chaos-canvas img:hover {
  transform: rotate(var(--r, 0deg)) scale(1.07);
  filter: brightness(1.08);
}

/* -------------------------
   Chaos visibility toggles
   ------------------------- */

.chaos-hidden {
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
  max-height: 0;
  overflow: hidden;
  transition: opacity 180ms ease, transform 180ms ease, max-height 220ms ease;
}

.chaos-visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
  max-height: 5000px;
}

/* -------------------------
   CRT marquee + gravity label
   ------------------------- */

.pt-404 .chaos-canvas .marquee {
  position: relative;
  z-index: 3;
  margin: 0.25rem 0 0.75rem;

  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas,
    "Liberation Mono", "Courier New", monospace;
  font-weight: 700;
  letter-spacing: 0.06em;

  color: #00ff66;
  text-shadow:
    0 0 6px rgba(0, 255, 120, 0.9),
    0 0 12px rgba(0, 255, 120, 0.6),
    0 0 24px rgba(0, 255, 120, 0.35);

  background: rgba(0, 255, 120, 0.05);
  padding: 0.25rem 0.5rem;
  border: 1px solid rgba(0, 255, 120, 0.25);
}

.pt-404 .gravity-label {
  position: absolute;
  left: 50%;
  bottom: 10px;
  transform: translateX(-50%);
  z-index: 3;

  font-size: 0.8rem;
  letter-spacing: 0.12em;
  font-weight: 700;
  text-transform: uppercase;

  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas,
    "Liberation Mono", "Courier New", monospace;

  color: #00ff66;
  text-shadow:
    0 0 6px rgba(0, 255, 120, 0.9),
    0 0 14px rgba(0, 255, 120, 0.6),
    0 0 28px rgba(0, 255, 120, 0.35);

  pointer-events: none;
  user-select: none;
  white-space: nowrap;
}

@keyframes crtFlicker {
  0%, 18%, 22%, 25%, 53%, 57%, 100% { opacity: 1; }
  20%, 24%, 55% { opacity: 0.92; }
}

.pt-404 .chaos-canvas .marquee,
.pt-404 .gravity-label {
  animation: crtFlicker 4.2s infinite;
}

/* -------------------------
   Toast
   ------------------------- */

.toast {
  position: fixed;
  left: 50%;
  bottom: 22px;
  transform: translateX(-50%) translateY(18px);

  background: #111;
  color: #fff;
  padding: 0.6rem 1rem;
  font-size: 0.85rem;
  border-radius: 8px;
  opacity: 0;
  transition: all 180ms ease;

  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas,
    "Liberation Mono", "Courier New", monospace;

  z-index: 9999;
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.35);
}

.toast.visible {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* -------------------------
   Legacy <blink> (haunted)
   ------------------------- */

@keyframes blink {
  50% { opacity: 0; }
}

blink {
  animation: blink 1s step-end infinite;
}

/* -------------------------
   Bureaucratic tremor (contained)
   ------------------------- */

@keyframes bureaucraticTremor {
  0%   { transform: translate3d(0, 0, 0); }
  20%  { transform: translate3d(1px, -1px, 0); }
  40%  { transform: translate3d(-1px, 1px, 0); }
  60%  { transform: translate3d(1px, 1px, 0); }
  80%  { transform: translate3d(-1px, -1px, 0); }
  100% { transform: translate3d(0, 0, 0); }
}

.pt-404 .chaos-canvas.bureaucratic-tremor {
  animation: bureaucraticTremor 120ms linear 1;
}

/* -------------------------
   Core Wars background canvas
   ------------------------- */

#corewars-canvas {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  z-index: 0;
  pointer-events: none;

  opacity: 0;
  transition: opacity 180ms ease;

  filter:
    saturate(1.35)
    contrast(1.15)
    brightness(1.08);
}

body.corewars-on #corewars-canvas {
  opacity: 1;
}

body.corewars-on .pt-404 .section-card {
  box-shadow: 0 0 0 1px rgba(0, 255, 120, 0.10), 0 18px 70px rgba(0, 0, 0, 0.35);
}

.pt-404 .site-header,
.pt-404 .page,
.pt-404 .site-footer {
  position: relative;
  z-index: 2;
}

/* -------------------------
   Poem card (revealed by fox)
   ------------------------- */

.poem-card {
  display: none;
  margin-top: 1.75rem;
  border-left: 4px solid rgba(76, 125, 74, 0.35);
  background: #fff;
  animation: poemReveal 0.6s ease-out forwards;
}

.poem-card.is-visible {
  display: block;
}

@keyframes poemReveal {
  from { opacity: 0; transform: translateY(18px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Optional: reduce inline styles in HTML */
.poem-author { margin-bottom: 0.5rem; }
.poem-title  { margin-top: 0; }
.poem-subtitle { margin-top: 0.25rem; }
.poem-body { margin-top: 1rem; }