/* application.html — 参考 xinaotex merino-wool / 图1 */

.app-page {
  background: #fff;
  padding:45px 0 45px 0px;
  overflow: hidden;
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
  position: relative;
  z-index: 2;
}

.app-inner {
  width: min(1300px, 92%);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 0.7fr 1.05fr;
  gap: clamp(36px, 5vw, 72px);
  align-items: center;
  min-height: 560px;
}

.app-copy {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 400px;
  padding: 12px 0 8px;
}

.app-eyebrow {
  margin: 0 0 18px;
  font-size: 12px;
  letter-spacing: 0.2em;
  color: #9a9a9a;
  font-weight: 600;
}

.app-title {
  margin: 0 0 24px;
  font-size: clamp(32px, 4vw, 45px);
  font-weight: 700;
  line-height: 1.2;
  color: #111;
  transition: opacity 0.35s ease;
}

.app-desc {
  max-width: 400px;
  font-size: 15px;
  line-height: 1.85;
  color: #666;
  transition: opacity 0.35s ease;
}

.app-desc p {
  margin: 0 0 14px;
}

.app-desc p:last-child {
  margin-bottom: 0;
}

.app-desc-extra {
  margin-top: 4px;
}

.app-desc-extra p {
  margin: 0 0 14px;
}

.app-copy.is-fading .app-title,
.app-copy.is-fading .app-desc {
  opacity: 0;
}

.app-controls {
  display: flex;
  align-items: center;
  gap: 28px;
  margin-top: auto;
  padding-top: 40px;
}

.app-dots {
  display: flex;
  align-items: center;
  gap: 12px;
}

.app-dot {
  width: 8px;
  height: 8px;
  padding: 0;
  border: none;
  border-radius: 50%;
  background: #cfcfcf;
  cursor: pointer;
  transition: transform 0.25s, background 0.25s, box-shadow 0.25s;
}

.app-dot.is-active {
  background: #111;
  box-shadow: 0 0 0 5px #fff, 0 0 0 6px #111;
}

.app-arrows {
  display: flex;
  gap: 12px;
}

.app-arrow {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  border: 1px solid #111;
  background: #fff;
  color: #111;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background 0.25s, color 0.25s, transform 0.25s;
}

.app-arrow:hover {
  background: #111;
  color: #fff;
  transform: translateY(-1px);
}

/* 右侧圆角大图 */
.app-visual {
  position: relative;
  overflow: hidden;
  border-radius: 28px;
}

.app-frame {
  position: relative;
  width: 100%;
/*  height: clamp(420px, 62vh, 640px);*/
  border-radius: 28px;
  overflow: hidden;
}

.app-frame-img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  /* 不用 translateX，避免整块版面被撑出横向位移 */
  transition: opacity 0.45s ease;
  opacity: 1;
  transform: none;
}

.app-frame.is-slide-out .app-frame-img {
  opacity: 0;
}

.app-frame.is-slide-prep .app-frame-img {
  transition: none;
  opacity: 0;
}

.app-frame.is-slide-in .app-frame-img {
  opacity: 1;
}

.app-more {
  position: absolute;
  right: 18px;
  bottom: 18px;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  padding: 10px 18px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.92);
  color: #111;
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
  backdrop-filter: blur(6px);
}

.app-more:hover {
  background: rgba(255, 255, 255, 0.92);
  color: #111;
}

@media (max-width: 960px) {
  .app-inner {
    grid-template-columns: 1fr;
    gap: 28px;
    min-height: 0;
  }

  .app-copy {
    min-height: 0;
    gap: 20px;
  }

  .app-controls {
    padding-top: 8px;
  }

  .app-frame {
    height: 320px;
    border-radius: 20px;
  }

  .app-visual {
    border-radius: 20px;
  }

  .app-title {
    font-size: clamp(26px, 7vw, 34px);
  }
}