/* =========================================================
   ANATOMARK — STRUCTURE DETAIL
   ========================================================= */

.detail-main {
  width: min(900px, calc(100% - 48px));
  margin: 0 auto;
  padding: 28px 0 80px;
}

.detail-crumb {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
  color: var(--color-primary);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.detail-title-row {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 22px;
}
.detail-title-row h1 {
  margin: 0;
  color: var(--color-white);
  font-size: clamp(32px, 4vw, 46px);
  font-weight: 700;
  letter-spacing: -0.02em;
}
.detail-tag {
  display: inline-flex;
  padding: 5px 10px;
  border: 1px solid rgba(0, 229, 199, 0.4);
  border-radius: var(--radius-sm);
  color: var(--color-primary);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
}

/* ---------------- Viewer panel ---------------- */
.viewer-panel {
  position: relative;
  aspect-ratio: 1 / 0.95;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(0, 229, 199, 0.22);
  background: rgba(10, 25, 25, 0.5);
  overflow: hidden;
  margin-bottom: 14px;
  perspective: 900px;
}

.viewer-corner {
  position: absolute;
  z-index: 3;
  width: 22px; height: 22px;
  border: 1.6px solid var(--color-primary);
  opacity: 0.75;
}
.viewer-corner.tl { top: 14px; left: 14px; border-right: none; border-bottom: none; }
.viewer-corner.tr { top: 14px; right: 14px; border-left: none; border-bottom: none; }
.viewer-corner.bl { bottom: 14px; left: 14px; border-right: none; border-top: none; }
.viewer-corner.br { bottom: 14px; right: 14px; border-left: none; border-top: none; }

.viewer-image-wrap {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  transform-style: preserve-3d;
  touch-action: none;
  cursor: grab;
}
.viewer-image-wrap:active { cursor: grabbing; }

.viewer-image-wrap img {
  width: 82%;
  height: 82%;
  object-fit: contain;
  filter: drop-shadow(0 20px 40px rgba(0,0,0,0.5));
  transition: transform 500ms ease;
  will-change: transform;
}

.viewer-hint {
  position: absolute;
  left: 0; right: 0; bottom: 16px;
  z-index: 3;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  pointer-events: none;
}
.viewer-hint .spin-dot {
  width: 11px; height: 11px;
  border: 1.6px solid rgba(0, 229, 199, 0.4);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: viewer-spin 1.1s linear infinite;
}
@keyframes viewer-spin { to { transform: rotate(360deg); } }

.viewer-reset {
  position: absolute;
  top: 14px; right: 14px;
  z-index: 4;
  width: 38px; height: 38px;
  border-radius: 50%;
  border: 1px solid rgba(0, 229, 199, 0.35);
  background: rgba(5, 15, 17, 0.6);
  color: var(--color-primary);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
}

/* ---------------- About + spec table ---------------- */
.detail-about {
  margin-bottom: 20px;
}
.detail-about h2 {
  margin: 0 0 10px;
  color: var(--color-primary);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.detail-about p {
  margin: 0;
  color: rgba(232, 255, 252, 0.85);
  font-size: 15px;
  line-height: 1.65;
}

.spec-table {
  border: 1px solid rgba(0, 229, 199, 0.18);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: 26px;
}
.spec-row {
  display: grid;
  grid-template-columns: 190px 1fr;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.spec-row:last-child { border-bottom: none; }
.spec-key {
  display: flex;
  align-items: center;
  gap: 9px;
  color: var(--color-primary);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.spec-key svg { flex-shrink: 0; width: 15px; height: 15px; }
.spec-value { color: var(--color-white); font-size: 14px; }

/* ---------------- AR launch (visual only — no AR yet) ---------------- */
.ar-launch-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  min-height: 56px;
  background: var(--color-primary);
  color: #001411;
  border: none;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  box-shadow: 0 0 28px rgba(0, 229, 199, 0.22);
  transition: transform 160ms ease, box-shadow 160ms ease;
}
.ar-launch-btn:hover { transform: translateY(-2px); box-shadow: 0 0 36px rgba(0,229,199,0.32); }

.ar-caption {
  text-align: center;
  color: var(--color-text-muted);
  font-size: 12.5px;
  margin: 12px 0 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
}

/* ---------------- Desktop: two-column ---------------- */
@media (min-width: 900px) {
  .detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 44px;
    align-items: start;
  }
  .viewer-panel { aspect-ratio: 1 / 1; }
}

@media (max-width: 767px) {
  .spec-row { grid-template-columns: 1fr; gap: 4px; }
}

/* not-found state */
.detail-missing { grid-column: 1 / -1; padding: 48px 0 24px; text-align: center; max-width: 520px; margin: 0 auto; }
.detail-missing-eyebrow { color: var(--color-primary); font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.14em; margin: 0; }
.detail-missing h1 { color: var(--color-white); margin: 12px 0 8px; font-size: clamp(26px, 5vw, 36px); }
.detail-missing > p { color: var(--color-text-muted); margin: 0 0 26px; }
.detail-missing .ar-launch-btn { display: flex; }
.detail-missing .ar-caption a { color: var(--color-primary); }
.viewer-image-wrap:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 4px; border-radius: var(--radius-md); }

.viewer-hint .hint-hand { color: var(--color-primary); flex-shrink: 0; }
.viewer-image-wrap img { mix-blend-mode: screen; }

/* ---------------- Live 3D viewer ---------------- */
.viewer-panel.is-3d { perspective: none; }
.viewer3d { position: absolute; inset: 0; touch-action: none; cursor: grab; outline: none; }
.viewer3d:active { cursor: grabbing; }
.viewer3d:focus-visible { box-shadow: inset 0 0 0 2px var(--color-primary); border-radius: var(--radius-lg); }
.viewer3d canvas { display: block; width: 100%; height: 100%; }
.viewer-image-wrap[hidden] { display: none; }
.viewer-panel.is-loading .viewer-hint { opacity: 0; }
.viewer-hint { transition: opacity 400ms ease; }
.viewer-hint.is-hidden { opacity: 0; }
.viewer-reset { transition: opacity 200ms ease; }
.viewer-panel.is-3d .viewer-reset:not(.is-active) { opacity: 0.55; }
.viewer3d-status {
  position: absolute; inset: 0; z-index: 2;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 12px;
  padding: 24px; text-align: center; pointer-events: none;
}
.viewer3d-bar { width: min(220px, 60%); height: 4px; border-radius: 4px; background: rgba(0,229,199,0.18); overflow: hidden; }
.viewer3d-bar[hidden] { display: none; }
.viewer3d-bar i { display: block; height: 100%; width: 3%; background: var(--color-primary); transition: width 200ms ease; }
.viewer3d-note { margin: 0; color: var(--color-text-muted); font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.1em; text-wrap: balance; }
.viewer3d-gate {
  pointer-events: auto; min-height: 44px; padding: 0 22px; border-radius: 999px; cursor: pointer;
  border: 1px solid rgba(0,229,199,0.5); background: rgba(0,229,199,0.12); color: var(--color-primary);
  font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.1em; text-transform: uppercase;
}
.viewer3d-gate[hidden] { display: none; }
.viewer-fallback-note { position: absolute; left: 16px; right: 16px; top: 16px; z-index: 3; margin: 0; padding-right: 48px; color: var(--color-text-muted); font-size: 12px; text-wrap: balance; }
.viewer-fallback-note[hidden] { display: none; }
.model-credit { margin: 14px 0 0; text-align: center; color: var(--color-text-muted); font-size: 11.5px; line-height: 1.55; text-wrap: balance; }
.model-credit a { color: var(--color-primary); }
@media (prefers-reduced-motion: reduce) { .viewer3d-bar i { transition: none; } }