/* ===================================================================
   CARTFIT.AI · fx.css — 物理交互层样式（配 scripts/fx.js）
   mirror lake 画布 / lanes 接管 / Tweaks 面板
   =================================================================== */

/* ── hero · mirror lake — 插在 video 与 scrim 之间 ─────────────────────────────── */
.fx-water {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

/* ── company · lanes physics takes over the CSS keyframe ─────── */
.co-plane.fx-lanes .lane { animation: none; }

/* ── Tweaks panel ────────────────────────────────────────────── */
#fx-tweaks {
  position: fixed;
  right: 16px;
  bottom: 56px;
  z-index: 60;
  width: 248px;
  background: var(--bg-0);
  border: 1px solid var(--line-2);
  padding: 14px 16px 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
#fx-tweaks[hidden] { display: none; }
.fxt-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--line-1);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.22em;
  color: var(--fg-2);
}
.fxt-close {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--fg-3);
  padding: 2px 4px;
}
.fxt-close:hover { color: var(--fg-0); }
.fxt-row {
  display: grid;
  grid-template-columns: 110px 1fr;
  align-items: center;
  gap: 10px;
}
.fxt-label {
  font-family: var(--font-mono);
  font-size: 8.5px;
  letter-spacing: 0.16em;
  color: var(--fg-3);
}
.fxt-row input[type="range"] {
  width: 100%;
  height: 2px;
  accent-color: var(--accent);
  cursor: pointer;
}
.fxt-row input[type="checkbox"] {
  width: 13px;
  height: 13px;
  accent-color: var(--accent);
  cursor: pointer;
  justify-self: start;
}