/* ====================================================
   堆 — 湖泊场景样式
   底图 + 三块可点击石头热区；点击后弹出 3D 展示层
   ==================================================== */

.lake-hint {
  font-size: var(--fs-sm);
  color: var(--color-stone);
  margin-top: var(--space-1);
}

.lake-stage {
  position: relative;
  width: 100%;
  max-width: 900px;
  aspect-ratio: 2360 / 1640;
  margin: var(--space-3) auto var(--space-4);
}

.lake-stage__base {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  pointer-events: none;
  user-select: none;
}

/* 场景中的可交互元素（石头/植物/喷泉）：
   点击范围按图片透明度精确判定（见 heap.js），而非这个定位矩形本身，
   因此细长/稀疏的植物形状也不会挡住旁边元素的点击。 */
.scene-item {
  position: absolute;
  left: var(--x);
  top: var(--y);
  width: var(--w);
  height: var(--h);
  display: block;
  object-fit: contain;
  pointer-events: none;
  user-select: none;
  transform-origin: center;
  transition: transform 0.3s ease, filter 0.3s ease;
}

.scene-item.is-hovered {
  transform: scale(1.08);
  filter: drop-shadow(0 0 10px rgba(92, 110, 82, 0.45)) brightness(1.2);
}

/* =====================
   无障碍退化列表
   ===================== */
.draft-list {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.draft-list__item {
  padding: var(--space-2);
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
}

.draft-list__label {
  display: block;
  width: 100%;
  text-align: left;
  border: 0;
  background: none;
  padding: 0;
  font-family: inherit;
  font-size: var(--fs-base);
  color: var(--color-ink);
  cursor: pointer;
}

/* =====================
   石头展示层（弹层）
   ===================== */
.stone-modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-3);
  visibility: hidden;
  opacity: 0;
  transition: opacity 0.4s ease, visibility 0s linear 0.4s;
}

.stone-modal.is-open {
  visibility: visible;
  opacity: 1;
  transition: opacity 0.4s ease;
}

/* 白色氤氲模糊：背后的湖泊场景透出朦胧色块，而不是压暗 */
.stone-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(255, 255, 255, 0.5);
  backdrop-filter: blur(40px) saturate(1.15);
  -webkit-backdrop-filter: blur(40px) saturate(1.15);
}

.stone-modal__panel {
  position: relative;
  z-index: 1;
  width: min(1000px, 100%);
  height: min(620px, 86vh);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.12);
}

.stone-modal__close {
  position: absolute;
  top: var(--space-1);
  right: var(--space-1);
  z-index: 2;
  width: 32px;
  height: 32px;
  border: 1px solid var(--color-ink);
  background: var(--color-bg);
  font-size: var(--fs-md);
  line-height: 1;
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
}

.stone-modal__close:hover {
  background: var(--color-ink);
  color: #fff;
}

.stone-modal__edit {
  position: absolute;
  top: var(--space-1);
  right: calc(var(--space-1) + 40px);
  z-index: 2;
  height: 32px;
  padding: 0 var(--space-2);
  border: 1px solid var(--color-ink);
  background: var(--color-bg);
  font-family: inherit;
  font-size: var(--fs-xs);
  letter-spacing: 0.05em;
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
}

.stone-modal__edit:hover {
  background: var(--color-ink);
  color: #fff;
}

.stone-modal__edit[aria-pressed="true"] {
  background: var(--color-moss);
  border-color: var(--color-moss);
  color: #fff;
}

.stone-modal__viewer {
  position: relative;
  background: #f3f2ee;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: grab;
  overflow: hidden;
}

.stone-modal__viewer.is-dragging {
  cursor: grabbing;
}

#stone-canvas {
  width: 100%;
  height: 100%;
  display: block;
  touch-action: none;
}

.stone-modal__hint {
  position: absolute;
  bottom: var(--space-2);
  left: 50%;
  transform: translateX(-50%);
  font-size: var(--fs-xs);
  letter-spacing: 0.05em;
  color: var(--color-stone);
  pointer-events: none;
  user-select: none;
}

.stone-modal__drafts {
  overflow-y: auto;
  padding: var(--space-3);
  border-left: 1px solid rgba(0, 0, 0, 0.08);
}

.draft-entry {
  position: relative;
  margin-bottom: var(--space-3);
}

.draft-entry figure {
  position: relative;
  aspect-ratio: 4 / 3;
  background: #ebebeb;
  margin-bottom: var(--space-1);
  overflow: hidden;
}

.draft-entry figure img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.draft-entry p {
  font-size: var(--fs-base);
  line-height: 1.75;
  color: var(--color-stone);
}

/* ── 编辑态 ── */
.stone-modal__drafts.is-editing .draft-entry p {
  outline: 1px dashed rgba(0, 0, 0, 0.2);
  padding: 2px 4px;
  margin: -2px -4px 8px;
  cursor: text;
}

.stone-modal__drafts.is-editing .draft-entry figure {
  cursor: pointer;
}

.draft-entry__upload-hint {
  display: none;
  position: absolute;
  inset: 0;
  align-items: center;
  justify-content: center;
  font-size: var(--fs-xs);
  color: var(--color-stone);
  background: rgba(255, 255, 255, 0.5);
  pointer-events: none;
}

.stone-modal__drafts.is-editing .draft-entry__upload-hint {
  display: flex;
}

.draft-entry__remove {
  display: none;
  position: absolute;
  top: 4px;
  right: 4px;
  z-index: 1;
  width: 22px;
  height: 22px;
  border: 1px solid rgba(0, 0, 0, 0.3);
  background: rgba(255, 255, 255, 0.85);
  font-size: var(--fs-sm);
  line-height: 1;
  cursor: pointer;
}

.stone-modal__drafts.is-editing .draft-entry__remove {
  display: block;
}

.draft-entry__add,
.draft-entry__save {
  display: none;
  width: 100%;
  padding: var(--space-1) 0;
  margin-top: var(--space-1);
  border: 1px dashed var(--color-stone);
  background: none;
  font-family: inherit;
  font-size: var(--fs-sm);
  color: var(--color-stone);
  cursor: pointer;
}

.draft-entry__save {
  border-style: solid;
  border-color: var(--color-ink);
  color: var(--color-ink);
  margin-top: var(--space-2);
}

.stone-modal__drafts.is-editing .draft-entry__add,
.stone-modal__drafts.is-editing .draft-entry__save {
  display: block;
}

.draft-entry__save-status {
  display: block;
  margin-top: var(--space-1);
  font-size: var(--fs-xs);
  color: var(--color-moss);
  min-height: 1.2em;
}

@media (max-width: 720px) {
  .stone-modal__panel {
    grid-template-columns: 1fr;
    grid-template-rows: 40vh 1fr;
    height: min(720px, 92vh);
  }
  .stone-modal__drafts {
    border-left: none;
    border-top: 1px solid rgba(0, 0, 0, 0.08);
  }
}