/* 产品设计作品集页面样式 */

/* 作品集页面英雄区域 */
.portfolio-hero {
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #1a1216;
  color: var(--white-color);
  text-align: center;
  position: relative;
  overflow: hidden;
}

/* 极光效果 */
.aurora-container {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  z-index: 0;
}

.aurora-one,
.aurora-two,
.aurora-three,
.aurora-four {
  position: absolute;
  width: 300%;
  height: 100%;
  top: 0;
  left: -100%;
  border-radius: 35%;
  opacity: 0.3;
  filter: blur(30px);
}

.aurora-one {
  background: radial-gradient(circle at 70% 85%, rgba(255, 255, 255, 0), rgba(255, 100, 150, 0.6)), 
              radial-gradient(circle at 30% 95%, rgba(255, 255, 255, 0), rgba(255, 160, 120, 0.8));
  animation: aurora-movement 25s linear infinite;
  transform-origin: bottom center;
}

.aurora-two {
  background: radial-gradient(circle at 10% 80%, rgba(255, 255, 255, 0), rgba(255, 120, 100, 0.5)), 
              radial-gradient(circle at 90% 70%, rgba(255, 255, 255, 0), rgba(255, 180, 100, 0.7));
  animation: aurora-movement 30s linear infinite;
  animation-delay: -8s;
  transform-origin: top center;
}

.aurora-three {
  background: radial-gradient(circle at 60% 90%, rgba(255, 255, 255, 0), rgba(255, 80, 120, 0.6)), 
              radial-gradient(circle at 30% 85%, rgba(255, 255, 255, 0), rgba(255, 140, 100, 0.7));
  animation: aurora-movement 35s linear infinite;
  animation-delay: -16s;
  transform-origin: center left;
}

.aurora-four {
  background: radial-gradient(circle at 40% 75%, rgba(255, 255, 255, 0), rgba(255, 130, 80, 0.6)), 
              radial-gradient(circle at 70% 90%, rgba(255, 255, 255, 0), rgba(255, 90, 110, 0.7));
  animation: aurora-movement 28s linear infinite;
  animation-delay: -22s;
  transform-origin: center right;
}

@keyframes aurora-movement {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

.portfolio-hero::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at center, rgba(25, 20, 25, 0.3) 0%, rgba(25, 20, 25, 0.8) 70%, rgba(25, 20, 25, 0.9) 100%);
  z-index: 1;
}

.hero-particles {
  display: none;
}

.portfolio-hero .hero-content {
  max-width: 900px;
  padding: 3rem;
  position: relative;
  z-index: 2;
  animation: fadeIn 1.5s ease-out;
}

/* 静态标题样式 */
.static-title {
  font-size: 5rem;
  font-weight: 800;
  letter-spacing: -1px;
  margin-bottom: 1rem;
  color: var(--white-color);
  position: relative;
  display: inline-block;
  text-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
  background: linear-gradient(to right, #ffffff 0%, #f0f0f0 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  position: relative;
}

.static-title::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 120px;
  height: 3px;
  background: var(--accent-color);
  border-radius: 3px;
  box-shadow: 0 0 15px var(--accent-color);
}

/* 移除闪烁文字效果样式 */
.glitch-text {
  display: none;
}

.glitch-text::before,
.glitch-text::after {
  display: none;
}

@keyframes glitch-effect {
  /* 旧的动画，不使用 */
}

/* 打字效果样式 */
.hero-subtitle {
  font-size: 2.5rem;
  margin-bottom: 1.5rem;
  color: var(--accent-color);
  font-weight: 300;
  height: 3rem;
  display: flex;
  justify-content: center;
  align-items: center;
}

.typed-text {
  color: var(--accent-color);
}

.cursor {
  display: inline-block;
  width: 3px;
  background-color: var(--accent-color);
  margin-left: 3px;
  animation: blink 1s infinite;
}

@keyframes blink {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0;
  }
}

/* 描述文字样式调整 */
.hero-description {
  font-size: 1.5rem;
  margin-bottom: 0;
  color: rgba(255, 255, 255, 0.9);
  font-weight: 300;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
  text-shadow: 1px 2px 4px rgba(0, 0, 0, 0.3);
}

/* 隐藏不再使用的按钮样式 */
.hero-buttons {
  display: none;
}

/* 调整滚动箭头位置，使其更加突出 */
.scroll-arrow {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  animation: bounce 2s infinite;
}

.scroll-arrow a {
  color: var(--white-color);
  font-size: 1.8rem;
  opacity: 0.8;
  transition: all 0.3s ease;
}

.scroll-arrow a:hover {
  opacity: 1;
  color: var(--accent-color);
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% {
    transform: translate(-50%, 0);
  }
  40% {
    transform: translate(-50%, -20px);
  }
  60% {
    transform: translate(-50%, -10px);
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* 作品集介绍部分 */
.portfolio-intro {
  padding: 7rem 0;
  background: var(--light-color);
  background: linear-gradient(
    135deg,
    rgba(245, 245, 245, 0.8) 0%,
    rgba(255, 255, 255, 0.9) 100%
  );
  scroll-margin-top: 80px;
  id: portfolio-intro;
}

.intro-text {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.intro-text h2 {
  font-size: 2.5rem;
  margin-bottom: 2rem;
  color: var(--primary-color);
  font-weight: 700;
}

.intro-text p {
  font-size: 1.2rem;
  line-height: 1.8;
  color: var(--secondary-color);
  margin-bottom: 1.5rem;
}

/* 作品展示区域 */
.portfolio-gallery {
  background-color: transparent;
  scroll-margin-top: 80px;
  id: portfolio-gallery;
}

.project-item {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

/* 轮播容器样式 */
.carousel-container {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 2;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.5s ease;
}

.carousel-container.active {
  opacity: 1;
  pointer-events: auto;
  z-index: 3;
}

/* 第2和第3个项目的轮播容器样式 */
.project-item:nth-child(2) .carousel-container,
.project-item:nth-child(3) .carousel-container {
  opacity: 1;
  pointer-events: auto;
  z-index: 3;
}

.carousel-container .slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transition: opacity 1.5s ease;
  z-index: 1;
}

.carousel-container .slide.active {
  opacity: 1;
  z-index: 2;
}

/* 轮播指示点样式 */
.carousel-dots {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 12px;
  z-index: 1000;
  background: rgba(0, 0, 0, 0.3);
  padding: 10px 20px;
  border-radius: 30px;
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
  margin-bottom: 80px;
  pointer-events: auto;
}

.dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.5);
  cursor: pointer;
  transition: all 0.3s ease;
  border: 2px solid transparent;
  pointer-events: auto;
}

.dot.active {
  background: var(--accent-color);
  transform: scale(1.3);
  border-color: rgba(255, 255, 255, 0.8);
}

.dot:hover {
  background: rgba(255, 255, 255, 0.8);
}

/* 视频容器样式 */
.video-container {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.5s ease;
}

.video-container.active {
  opacity: 1;
  pointer-events: auto;
  z-index: 3;
}

.video-container video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* 媒体容器样式 */
.media-container {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  overflow: hidden;
}

/* 项目内容样式 */
.project-content {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  padding: 5rem 0;
  transform: translateX(-100%);
  transition: transform 0.5s ease;
  z-index: 2;
}

/* 显示详情状态 */
.project-item.show-details .project-content {
  transform: translateX(0);
}

.project-item.show-details .toggle-view-btn {
  left: auto;
  right: 0;
  transform: translateY(-50%) translateX(100%);
}

/* 切换按钮样式 */
.toggle-info-btn {
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  border-left: none;
  color: var(--white-color);
  padding: 1rem 0.5rem;
  cursor: pointer;
  transition: all 0.3s ease;
  z-index: 1000;
  border-radius: 0 var(--border-radius) var(--border-radius) 0;
  box-shadow: var(--glass-shadow);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  writing-mode: vertical-lr;
  text-orientation: mixed;
}

.toggle-info-btn i {
  font-size: 1.2rem;
  transition: transform 0.3s ease;
}

.toggle-info-btn span {
  font-size: 0.9rem;
  letter-spacing: 2px;
}

.toggle-info-btn:hover {
  background: var(--accent-color);
  transform: translateY(-50%) translateX(5px);
}

.toggle-info-btn:hover i {
  transform: translateX(3px);
}

/* 项目信息样式 */
.project-info {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  padding: 5rem 0;
  transform: translateX(-100%);
  transition: transform 0.5s ease;
  z-index: 2;
  pointer-events: none;
}

.info-content {
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  padding: 3rem;
  border-radius: 0 var(--border-radius) var(--border-radius) 0;
  max-width: 500px;
  margin-left: 0;
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
  pointer-events: auto;
}

/* 显示详情状态 */
.project-item.show-info .project-info {
  transform: translateX(0);
}

.project-item.show-info .toggle-info-btn {
  left: auto;
  right: 0;
  transform: translateY(-50%);
  border-left: 1px solid var(--glass-border);
  border-right: none;
  border-radius: var(--border-radius) 0 0 var(--border-radius);
}

.project-item.show-info .toggle-info-btn:hover {
  transform: translateY(-50%) translateX(-5px);
}

/* 第一和第三个项目靠左 */
.project-item:nth-child(1) .project-details,
.project-item:nth-child(3) .project-details,
.project-item:nth-child(4) .project-details {
  margin-left: 10%;
  margin-right: auto;
  position: absolute;
  left: 0;
}

/* 第二个项目靠右 */
.project-item:nth-child(2) .project-details {
  margin-left: auto;
  margin-right: 10%;
  position: absolute;
  right: 0;
}

.project-details {
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  padding: 3rem;
  border-radius: 0 var(--border-radius) var(--border-radius) 0;
  max-width: 500px;
  margin-left: 0;
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
}

.project-details h3 {
  font-size: 2.5rem;
  margin-bottom: 0.8rem;
  color: var(--white-color);
  font-weight: 700;
}

.project-category {
  font-size: 1rem;
  color: var(--accent-color);
  margin-bottom: 1.5rem;
  font-weight: 500;
}

.project-description {
  font-size: 1.1rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 2rem;
}

.project-features {
  list-style: none;
  margin-bottom: 2rem;
}

.project-features li {
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  color: rgba(255, 255, 255, 0.9);
}

.project-features li i {
  color: var(--accent-color);
  margin-right: 12px;
  font-size: 1.1rem;
}

.project-tools {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  margin-top: auto;
  color: rgba(255, 255, 255, 0.8);
}

.tool {
  display: inline-block;
  background: rgba(255, 64, 129, 0.15);
  color: var(--accent-color);
  padding: 6px 14px;
  margin: 0 8px 8px 0;
  border-radius: 20px;
  font-size: 0.9rem;
}

/* 设计流程部分 */
.portfolio-process {
  padding: 7rem 0;
  background: var(--glass-bg-light);
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
  position: relative;
  z-index: 1;
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
  position: relative;
  z-index: 2;
}

.process-step {
  background: var(--glass-bg);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-radius: var(--card-radius);
  padding: 2.5rem 2rem;
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
  opacity: 0;
  transform: translateY(30px);
}

.process-step.animated {
  opacity: 1;
  transform: translateY(0);
}

.process-step:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.step-icon {
  width: 80px;
  height: 80px;
  background: rgba(255, 64, 129, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
}

.step-icon i {
  font-size: 2rem;
  color: var(--accent-color);
}

.process-step h3 {
  font-size: 1.4rem;
  margin-bottom: 1rem;
  color: var(--white-color);
}

.process-step p {
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.6;
}

/* 联系CTA部分 */
.contact-cta {
  padding: 7rem 0;
  text-align: center;
  background: linear-gradient(135deg, var(--accent-color) 0%, rgba(255, 64, 129, 0.8) 100%);
  color: var(--white-color);
  position: relative;
  overflow: hidden;
}

.contact-cta::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url("https://source.unsplash.com/random/1920x1080/?design,creative") no-repeat center center/cover;
  opacity: 0.15;
  z-index: 0;
}

.contact-cta .container {
  position: relative;
  z-index: 1;
}

.contact-cta h2 {
  font-size: 2.8rem;
  margin-bottom: 1.5rem;
  text-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.contact-cta p {
  font-size: 1.3rem;
  margin-bottom: 2.5rem;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
  opacity: 0.9;
}

.contact-cta .btn {
  background: var(--white-color);
  color: var(--accent-color);
  border: none;
  font-size: 1.2rem;
  padding: 1.2rem 3rem;
  border-radius: 50px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
  transition: all 0.3s ease;
  display: inline-block;
  text-decoration: none;
  font-weight: 600;
}

.contact-cta .btn:hover {
  background: var(--dark-color);
  color: var(--white-color);
  transform: translateY(-5px);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
}

/* 响应式设计 */
@media (max-width: 992px) {
  .portfolio-hero h1 {
    font-size: 3.5rem;
  }

  .portfolio-hero .subtitle {
    font-size: 2.5rem;
  }

  .project-details {
    max-width: 400px;
    width: 45%;
  }

  .project-item:nth-child(1) .project-details,
  .project-item:nth-child(3) .project-details,
  .project-item:nth-child(4) .project-details {
    margin-left: 5%;
  }

  .project-item:nth-child(2) .project-details {
    margin-right: 5%;
  }

  .process-steps {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  }
}

@media (max-width: 768px) {
  .portfolio-hero {
    min-height: 500px;
    padding-bottom: 10vh;
  }

  .portfolio-hero h1 {
    font-size: 2.8rem;
  }

  .portfolio-hero .subtitle {
    font-size: 2rem;
  }

  .portfolio-hero p {
    font-size: 1.1rem;
  }

  .intro-text h2 {
    font-size: 2rem;
  }

  .project-details {
    width: 85%;
    max-width: none;
    padding: 2rem;
  }

  .project-details h3 {
    font-size: 2rem;
  }

  .project-item:nth-child(1) .project-details,
  .project-item:nth-child(3) .project-details,
  .project-item:nth-child(4) .project-details {
    margin-left: 3%;
    left: 0;
    right: auto;
  }

  .project-item:nth-child(2) .project-details {
    margin-right: 3%;
    right: 0;
    left: auto;
  }

  .process-steps {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
  }

  .process-step {
    padding: 2rem 1.5rem;
  }

  .contact-cta h2 {
    font-size: 2.2rem;
  }

  .contact-cta p {
    font-size: 1.1rem;
  }

  .contact-cta .btn {
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
  }
}

/* 移除旧的 hover-control 样式 */
.hover-control {
  display: none;
}

/* 设计流程展示部分 */
.design-process-showcase {
  padding: 7rem 0;
  background: var(--glass-bg-light);
  position: relative;
  overflow: hidden;
}

.process-showcase-content {
  position: relative;
  z-index: 2;
}

/* 精美副标题样式 */
.fancy-subtitle-container {
  position: relative;
  max-width: 700px;
  margin: 0 auto 3rem;
  text-align: center;
  overflow: hidden;
}

.fancy-subtitle {
  font-size: 1.2rem;
  letter-spacing: 1px;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 3rem;
  position: relative;
  display: inline-block;
  padding: 10px 20px;
  background: rgba(255, 64, 129, 0.1);
  border-radius: 50px;
  box-shadow: 0 5px 20px rgba(255, 64, 129, 0.15);
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
  border: 1px solid rgba(255, 64, 129, 0.2);
  font-weight: 400;
  transform: translateY(0);
  transition: all 0.3s ease;
}

.fancy-subtitle::before,
.fancy-subtitle::after {
  content: '';
  position: absolute;
  height: 1px;
  width: 150px;
  background: linear-gradient(to right, transparent, rgba(255, 64, 129, 0.5), transparent);
  top: 50%;
}

.fancy-subtitle::before {
  right: 100%;
  margin-right: 20px;
}

.fancy-subtitle::after {
  left: 100%;
  margin-left: 20px;
}

.fancy-subtitle:hover {
  background: rgba(255, 64, 129, 0.2);
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(255, 64, 129, 0.25);
}

.process-showcase-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 3rem;
  margin-top: 4rem;
}

.process-showcase-item {
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-radius: var(--card-radius);
  padding: 2.5rem;
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
  transition: transform 0.3s ease;
}

.process-showcase-item:hover {
  transform: translateY(-10px);
}

.process-showcase-item h3 {
  font-size: 1.8rem;
  color: var(--white-color);
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.process-showcase-item h3 i {
  color: var(--accent-color);
  font-size: 2.5rem;
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 64, 129, 0.1);
  border-radius: 50%;
}

.process-showcase-item p {
  color: rgba(255, 255, 255, 0.9);
  line-height: 1.8;
  margin-bottom: 1.5rem;
}

.process-showcase-item .process-tools {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.5rem;
}

.process-showcase-item .tool {
  background: rgba(255, 64, 129, 0.1);
  color: var(--accent-color);
  padding: 0.5rem 1rem;
  border-radius: 20px;
  font-size: 0.9rem;
}

/* 响应式设计 */
@media (max-width: 992px) {
  .process-showcase-grid {
    grid-template-columns: 1fr;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}
}

@media (max-width: 768px) {
  .process-showcase-item {
    padding: 2rem;
  }
  
  .process-showcase-item h3 {
    font-size: 1.5rem;
}

  .process-showcase-item .process-image {
    height: 160px;
  }

  .fancy-subtitle::before,
  .fancy-subtitle::after {
    width: 50px;
  }
  
  .fancy-subtitle {
    font-size: 1rem;
    padding: 8px 15px;
  }
}

/* 视频控制样式 */
.video-controls {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  width: 80%;
  max-width: 800px;
  display: flex;
  align-items: center;
  gap: 15px;
  z-index: 30;
  background: rgba(0, 0, 0, 0.7);
  padding: 10px 20px;
  border-radius: 30px;
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
  pointer-events: auto;
}

.play-pause-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  border: 2px solid rgba(255, 255, 255, 0.4);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s ease;
  backdrop-filter: blur(5px);
}

.play-pause-btn:hover {
  background: rgba(255, 255, 255, 0.3);
  transform: scale(1.1);
}

.progress-bar {
  flex: 1;
  height: 4px;
  background: rgba(255, 255, 255, 0.3);
  border-radius: 2px;
  cursor: pointer;
  transition: height 0.3s;
}

.progress-bar:hover {
  height: 6px;
}

.time-display {
  color: white;
  font-size: 0.9rem;
  min-width: 60px;
  text-align: center;
}

.volume-control {
  display: flex;
  align-items: center;
  gap: 8px;
  color: white;
}

.volume-btn {
  background: none;
  border: none;
  color: white;
  cursor: pointer;
  padding: 5px;
  transition: all 0.3s ease;
}

.volume-btn:hover {
  color: var(--accent-color);
}

.volume-slider {
  width: 80px;
  height: 4px;
  -webkit-appearance: none;
  background: rgba(255, 255, 255, 0.3);
  border-radius: 2px;
  outline: none;
}

.volume-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 12px;
  height: 12px;
  background: white;
  border-radius: 50%;
  cursor: pointer;
}

/* 粒子效果 */
.particle {
  display: none;
}

@keyframes float {
  /* 旧的动画，保留但不使用 */
}

/* 用于锚点平滑滚动 */
html {
  scroll-behavior: smooth;
}