/* 关于我们（page-about.css） */

.about-lead {
  margin: 0;
  max-width: 34ch;
  font-size: clamp(1.35rem, 3vw, 2rem);
  line-height: 1.5;
  font-weight: 600;
  letter-spacing: -.01em;
}
.about-lead span { box-shadow: inset 0 -.28em 0 rgba(224, 67, 28, .18); }

.about-figure { margin: clamp(2rem, 5vw, 3rem) 0 0; }
.about-figure img { display: block; width: 100%; border: 1px solid var(--line); border-radius: var(--radius); }
.about-figure figcaption { margin-top: .7rem; font-size: .84rem; color: var(--muted); }

.value-list { display: grid; gap: 0; margin: 0; padding: 0; list-style: none; }
.value-list > li {
  display: grid;
  grid-template-columns: minmax(140px, 200px) 1fr;
  gap: .5rem 2rem;
  padding: 1.4rem 0;
  border-top: 1px solid var(--line);
}
.value-list > li:last-child { border-bottom: 1px solid var(--line); }
.value-list h3 { margin: 0; font-size: 1.04rem; }
.value-list p { margin: 0; color: var(--muted); font-size: .95rem; }

@media (max-width: 640px) {
  .value-list > li { grid-template-columns: 1fr; }
}

/* ---------- 厂区 360° 全景查看器（球面 / 圆柱 / 水平三层） ---------- */
.pan360 { margin: 0; }

.pan360__stage {
  position: relative;
  overflow: hidden;
  aspect-ratio: 2 / 1;
  background: #14171a;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  cursor: grab;
  touch-action: none;
  user-select: none;
}
.pan360__stage:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.pan360__stage.is-dragging { cursor: grabbing; }

.pan360__world {
  position: absolute;
  inset: 0;
  transform-style: preserve-3d;
}

/* 球面渲染画布（WebGL） */
.pan360__canvas {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
}

.pan360__slice {
  position: absolute;
  left: 50%;
  top: 50%;
  background-repeat: no-repeat;
  backface-visibility: hidden;
}

/* 加载中 / 拖动提示 */
.pan360__loading,
.pan360__hint {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  margin: 0;
  padding: .45rem 1rem;
  border-radius: 999px;
  font-size: .84rem;
  letter-spacing: .04em;
  white-space: nowrap;
  pointer-events: none;
}
.pan360__loading {
  top: 50%;
  transform: translate(-50%, -50%);
  background: rgba(23, 25, 28, .8);
  color: #fff;
}
.pan360__hint {
  bottom: 1rem;
  background: rgba(255, 255, 255, .9);
  color: var(--ink);
  transition: opacity .3s ease;
}
.pan360.is-loaded .pan360__loading { display: none; }
.pan360.is-dragged .pan360__hint { opacity: 0; }

.pan360__bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: .75rem 1.25rem;
  margin-top: .9rem;
}
.pan360__controls { display: flex; flex-wrap: wrap; gap: .5rem; }
.pan360__btn {
  padding: .45rem 1rem;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: #fff;
  color: var(--ink-2);
  font: inherit;
  font-size: .88rem;
  cursor: pointer;
  transition: border-color .16s ease, color .16s ease;
}
.pan360__btn:hover { border-color: var(--accent); color: var(--accent); }
.pan360__btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.pan360__btn:active { border-color: var(--accent); color: var(--accent); transform: translateY(1px); }
.pan360__note { margin: 0; color: var(--muted); font-size: .84rem; }

/* 全屏查看 */
.pan360:fullscreen {
  display: flex;
  flex-direction: column;
  margin: 0;
  padding: 0;
  background: #0b0d0e;
}
.pan360:fullscreen .pan360__stage {
  flex: 1 1 auto;
  aspect-ratio: auto;
  border: 0;
  border-radius: 0;
}
.pan360:fullscreen .pan360__bar {
  margin: 0;
  padding: .8rem clamp(.9rem, 3vw, 1.6rem);
  background: #14171a;
}
.pan360:fullscreen .pan360__note { color: rgba(255, 255, 255, .72); }
.pan360:fullscreen .pan360__btn {
  background: rgba(255, 255, 255, .08);
  border-color: rgba(255, 255, 255, .28);
  color: #eceff1;
}
.pan360:fullscreen .pan360__btn:hover,
.pan360:fullscreen .pan360__btn:focus-visible { border-color: #fff; color: #fff; }

.pan360:-webkit-full-screen {
  display: flex;
  flex-direction: column;
  margin: 0;
  padding: 0;
  background: #0b0d0e;
}
.pan360:-webkit-full-screen .pan360__stage {
  flex: 1 1 auto;
  aspect-ratio: auto;
  border: 0;
  border-radius: 0;
}
.pan360:-webkit-full-screen .pan360__bar {
  margin: 0;
  padding: .8rem clamp(.9rem, 3vw, 1.6rem);
  background: #14171a;
}
.pan360:-webkit-full-screen .pan360__note { color: rgba(255, 255, 255, .72); }
.pan360:-webkit-full-screen .pan360__btn {
  background: rgba(255, 255, 255, .08);
  border-color: rgba(255, 255, 255, .28);
  color: #eceff1;
}


@media (max-width: 640px) {
  .pan360__stage { aspect-ratio: 3 / 2; }
  .pan360__note { font-size: .8rem; }
}