/* Vanilla walkthrough player — embedded (same-origin iframe) inside portfolio project pages.
   Ported from the metatoy-www React WalkthroughPlayer; start overlay + transport-mute
   pattern ported from the Sorb LifecycleDemo. Dark media block, orange accent. */

:root {
  --wt-accent: #f26722;
  --wt-bg: #ffffff;
  --wt-stage: #17130f;
  --wt-fg: #1c1712;
  --wt-muted: #6f6b62;
  --wt-border: #e2ddcf;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: transparent; }
body { font-family: "Space Grotesk", system-ui, -apple-system, sans-serif; -webkit-font-smoothing: antialiased; }

.wt {
  border: 1px solid var(--wt-border); border-radius: 12px; overflow: hidden;
  background: var(--wt-bg); box-shadow: 0 2px 10px rgba(35, 31, 32, 0.06);
  max-width: 100%;
}
.wt:focus-visible { outline: 3px solid var(--wt-accent); outline-offset: 2px; }

/* title bar */
.wt-topbar { display: flex; align-items: center; justify-content: flex-start; padding: 0.85rem 1.25rem; }
.wt-title { margin: 0; font-size: 1rem; font-weight: 750; color: var(--wt-fg); letter-spacing: 0.01em; line-height: 1.25; }

/* stage — the animated SVG scene / poster */
.wt-stage {
  position: relative; width: 100%; aspect-ratio: 16 / 10; background: var(--wt-stage);
  display: grid; place-items: center; overflow: hidden;
}
.wt-scene { position: absolute; inset: 0; display: grid; place-items: center; animation: wtSceneEnter 0.5s cubic-bezier(0.2, 0.7, 0.2, 1) both; }
.wt-scene svg { width: 100%; height: 100%; display: block; }
.wt-poster { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: contain; }
@keyframes wtSceneEnter { from { opacity: 0; transform: translateY(8px) scale(0.99); } to { opacity: 1; transform: none; } }
/* pause: freeze all scene animation (scenes are SSR-baked to "running") */
.wt-stage.paused .wt-scene * { animation-play-state: paused !important; }

/* start overlay — big play + narration volume hint (Sorb LifecycleDemo pattern) */
.wt-startOverlay {
  position: absolute; inset: 0; z-index: 5;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 1rem;
  background: rgba(17, 17, 17, 0.62); backdrop-filter: blur(2px);
}
.wt-bigPlay {
  width: 84px; height: 84px; border: none; border-radius: 50%;
  background: var(--wt-accent); color: #fff; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.35);
  transition: transform 0.15s ease, background 0.15s ease;
}
.wt-bigPlay:hover { transform: scale(1.06); background: #d4551a; }
.wt-bigPlay:focus-visible { outline: 3px solid #fff; outline-offset: 3px; }
.wt-bigPlay svg { width: 38px; height: 38px; fill: currentColor; margin-left: 4px; /* optical centering of the triangle */ }
.wt-startHint {
  display: flex; align-items: center; gap: 0.45rem; margin: 0;
  color: #f3f3f3; font-size: 0.92rem; font-weight: 600;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.4);
}
.wt-startHintIcon { display: inline-flex; }
.wt-startHintIcon svg { width: 18px; height: 18px; fill: currentColor; }

/* money tag */
.wt-moneyTag {
  position: absolute; top: 12px; left: 12px; z-index: 2; font-size: 0.7rem; font-weight: 700;
  color: #fff; background: rgba(0, 0, 0, 0.55); border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 999px; padding: 3px 10px; letter-spacing: 0.02em;
}

/* progress */
.wt-progress { height: 3px; background: rgba(0, 0, 0, 0.08); position: relative; overflow: hidden; }
.wt-progressFill { height: 100%; width: 0; background: var(--wt-accent); transform-origin: left; }

/* caption */
.wt-caption { padding: 1.05rem 1.25rem 0.4rem; animation: wtCaptionEnter 0.45s ease both; }
@keyframes wtCaptionEnter { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }
.wt-captionTitle { margin: 0 0 0.3rem; font-size: 1.18rem; font-weight: 750; color: var(--wt-fg); line-height: 1.2; }
.wt-captionBody { margin: 0; color: var(--wt-fg); opacity: .82; line-height: 1.5; font-size: 0.95rem; max-width: 62ch; }

/* controls — prev / play / next / mute cluster bottom-left, dots + step label right */
.wt-controls { display: flex; align-items: center; gap: 0.6rem; padding: 0.55rem 1.25rem 1.05rem; }
.wt-ctrlBtn {
  border: 1px solid var(--wt-border); background: transparent; color: var(--wt-fg);
  width: 38px; height: 38px; border-radius: 999px; display: grid; place-items: center; cursor: pointer;
  transition: border-color .15s, color .15s, background .15s;
}
.wt-ctrlBtn:hover:not(:disabled) { border-color: var(--wt-accent); color: var(--wt-accent); }
.wt-ctrlBtn:disabled { opacity: .35; cursor: default; }
.wt-ctrlBtn svg { width: 18px; height: 18px; fill: currentColor; }
.wt-playBtn { background: var(--wt-accent); border-color: var(--wt-accent); color: #fff; }
.wt-playBtn:hover:not(:disabled) { filter: brightness(1.06); color: #fff; border-color: var(--wt-accent); }
.wt-spacer { flex: 1; }
.wt-dots { display: flex; gap: 7px; }
.wt-dot { width: 9px; height: 9px; padding: 0; border: none; border-radius: 999px; background: #cfc9bb; cursor: pointer; transition: background .15s, transform .15s; }
.wt-dot:hover { transform: scale(1.15); }
.wt-dot.active { background: var(--wt-accent); }
.wt-stepLabel { font-size: 0.78rem; color: var(--wt-muted); font-variant-numeric: tabular-nums; margin-left: 0.2rem; }

@media (max-width: 560px) {
  .wt-title { font-size: 0.92rem; }
  .wt-bigPlay { width: 64px; height: 64px; }
  .wt-bigPlay svg { width: 30px; height: 30px; }
  .wt-startHint { font-size: 0.84rem; }
  .wt-captionBody { font-size: 0.9rem; }
}
@media (prefers-reduced-motion: reduce) {
  .wt-scene, .wt-caption { animation: none !important; }
  .wt-bigPlay { transition: none; }
  /* snap scene animations to their end-state (they use forwards) */
  .wt-scene * { animation-duration: 0.01s !important; animation-delay: 0s !important; }
}