/**
 * 模型提供商无限滚动展示
 * 大图标 + 慢速播放
 */

.model-marquee-section {
  position: relative;
  width: 100%;
  overflow: hidden;
  padding: 4rem 0;
}

.model-marquee-container {
  position: relative;
  width: 100%;
  overflow: hidden;
  mask-image: linear-gradient(to right,
      transparent 0%,
      black 5%,
      black 95%,
      transparent 100%);
  -webkit-mask-image: linear-gradient(to right,
      transparent 0%,
      black 5%,
      black 95%,
      transparent 100%);
}

/* 滚动轨道 */
.model-marquee-track {
  display: flex;
  width: max-content;
  gap: 3rem;
  padding-left: 3rem;
  transform: translate3d(0, 0, 0);
  will-change: transform;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  animation-play-state: paused;
}

/* 向左滚动 - 60秒更慢更流畅 */
.model-marquee-track.scroll-left {
  animation: scrollLeft 60s linear infinite;
}

@keyframes scrollLeft {
  0% {
    transform: translate3d(0, 0, 0);
  }

  100% {
    transform: translate3d(-50%, 0, 0);
  }
}

/* 暂停动画（悬停时） */
.model-marquee-container:hover .model-marquee-track {
  animation-play-state: paused;
}

/* 模型提供商项 */
.model-provider-item {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-shrink: 0;
  transform: translate3d(0, 0, 0);
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  transition: transform 0.2s ease;
}

.model-provider-item:hover {
  transform: translate3d(0, 0, 0) scale(1.05);
}

/* 模型提供商名称 - 更大 */
.model-provider-name {
  font-size: 32px;
  font-weight: 700;
  color: #e2e8f0;
  white-space: nowrap;
  letter-spacing: -0.02em;
  line-height: 1;
  user-select: none;
}

html.light .model-provider-name {
  color: #1e293b;
}

/* 模型提供商图标 - 更大 */
.model-provider-icon {
  height: 60px;
  width: auto;
  max-width: 90px;
  object-fit: contain;
  flex-shrink: 0;
  display: block;
  transform: translate3d(0, 0, 0);
}

/* SVG 图标容器 */
.model-provider-icon-svg {
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.model-provider-icon-svg svg {
  width: 100%;
  height: 100%;
}

/* 标题区域 */
.model-marquee-header {
  text-align: center;
  margin-bottom: 3rem;
}

.model-marquee-title {
  font-size: 1.25rem;
  font-weight: 500;
  color: #64748b;
  letter-spacing: 0.05em;
}

html.dark .model-marquee-title {
  color: #94a3b8;
}

/* 平板端优化 */
@media (max-width: 1024px) {
  .model-marquee-section {
    padding: 3rem 0;
  }

  .model-marquee-track {
    gap: 2.5rem;
    padding-left: 2.5rem;
  }

  .model-provider-name {
    font-size: 28px;
  }

  .model-provider-icon {
    height: 52px;
  }
}

/* 移动端优化 */
@media (max-width: 640px) {
  .model-marquee-section {
    padding: 2.5rem 0;
  }

  .model-marquee-container {
    mask-image: linear-gradient(to right,
        transparent 0%,
        black 3%,
        black 97%,
        transparent 100%);
    -webkit-mask-image: linear-gradient(to right,
        transparent 0%,
        black 3%,
        black 97%,
        transparent 100%);
  }

  .model-marquee-track {
    gap: 2rem;
    padding-left: 2rem;
  }

  .model-provider-item {
    gap: 14px;
  }

  .model-provider-name {
    font-size: 22px;
  }

  .model-provider-icon {
    height: 42px;
  }

  .model-marquee-title {
    font-size: 1rem;
  }
}

/* 减少动画（用户偏好） */
@media (prefers-reduced-motion: reduce) {
  .model-marquee-track {
    animation: none !important;
  }
}