/* /3d-graft-calculator — page-specific styles. Shared header/drawer/footer/
   page-hero/cc-card/cc-cost-table/disclaimer CSS lives in /static/base.css. */

.g3d-main { max-width: 760px; margin: 0 auto; padding: 32px 24px 60px; }

/* ── 3D canvas card ── */
.g3d-canvas-card { padding: 0; overflow: hidden; }
.g3d-canvas-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 4.4;
  max-height: 540px;
  background: radial-gradient(circle at 50% 38%, #fdfcfa 0%, var(--bg) 72%);
  touch-action: none;
}
.g3d-canvas-wrap canvas { display: block; width: 100%; height: 100%; cursor: grab; }
.g3d-canvas-wrap canvas:active { cursor: grabbing; }

.g3d-hint {
  display: flex; align-items: center; justify-content: center; gap: 6px;
  font-size: 0.76rem; color: var(--ink-faint); text-align: center;
  padding: 10px 16px; border-top: 1px solid var(--border);
}
.g3d-hint-mobile { display: none; }
@media (pointer: coarse) {
  .g3d-hint-desktop { display: none; }
  .g3d-hint-mobile { display: inline; }
}

.g3d-overlay-msg {
  position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
  flex-direction: column; gap: 10px; text-align: center; padding: 24px;
  font-size: 0.85rem; color: var(--ink-light); background: var(--bg);
}
.g3d-overlay-msg a { color: var(--accent); font-weight: 500; }

.g3d-spinner {
  width: 34px; height: 34px; border-radius: 50%;
  border: 3px solid var(--border); border-top-color: var(--accent);
  animation: g3d-spin 0.8s linear infinite;
}
@keyframes g3d-spin { to { transform: rotate(360deg); } }

.g3d-hidden { display: none !important; }

.g3d-tooltip {
  position: fixed; z-index: 20; pointer-events: none;
  background: var(--ink); color: #fff; font-size: 0.76rem; font-weight: 500;
  padding: 6px 10px; border-radius: 6px; white-space: nowrap;
  box-shadow: var(--shadow);
}

.g3d-reset-row { display: flex; justify-content: flex-end; padding: 10px 16px; border-top: 1px solid var(--border); }
.g3d-btn {
  background: var(--bg); color: var(--ink); border: 1px solid var(--border); border-radius: 8px;
  padding: 8px 14px; font-family: 'DM Sans', sans-serif; font-size: 0.8rem; font-weight: 600;
  cursor: pointer; transition: border-color 0.15s, color 0.15s;
}
.g3d-btn:hover { border-color: var(--accent); color: var(--accent); }

/* ── Results ── */
.g3d-results-empty { font-size: 0.9rem; color: var(--ink-light); }
.g3d-grafts-display { font-family: 'DM Serif Display', serif; font-size: 2rem; color: var(--accent); margin-bottom: 4px; }
.g3d-grafts-label { font-size: 0.78rem; color: var(--ink-light); text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 18px; }

/* ── Manual region checkboxes (works with or without the 3D view) ── */
.g3d-region-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 10px; margin-top: 4px; }
.g3d-region-chip {
  display: flex; align-items: flex-start; gap: 9px; cursor: pointer;
  background: var(--bg); border: 2px solid var(--border); border-radius: 10px; padding: 10px 12px;
  transition: border-color 0.15s, background 0.15s;
}
.g3d-region-chip:hover { border-color: var(--accent); }
.g3d-region-chip.selected { border-color: var(--accent); background: var(--accent-light); }
.g3d-region-chip input { margin-top: 3px; accent-color: var(--accent); }
.g3d-region-chip-text { display: flex; flex-direction: column; gap: 2px; }
.g3d-region-chip-name { font-size: 0.85rem; font-weight: 600; color: var(--ink); }
.g3d-region-chip-grafts { font-size: 0.74rem; color: var(--ink-light); }

.g3d-credit { font-size: 0.72rem; color: var(--ink-faint); margin-top: 6px; }
.g3d-credit a { color: var(--ink-faint); text-decoration: underline; }

@media (max-width: 600px) {
  .g3d-main { padding: 24px 16px 48px; }
  .g3d-canvas-wrap { aspect-ratio: 1 / 1.05; }
  .g3d-region-list { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); }
}