/* 动画效果 */

/* 淡入动画 */
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.fade-in {
  animation: fadeIn 0.5s ease-in-out;
}

/* 滑入动画 */
@keyframes slideIn {
  from {
    transform: translateY(20px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.slide-in {
  animation: slideIn 0.5s ease-in-out;
}

/* 滑入左侧 */
@keyframes slideInLeft {
  from {
    transform: translateX(-20px);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

.slide-in-left {
  animation: slideInLeft 0.5s ease-in-out;
}

/* 滑入右侧 */
@keyframes slideInRight {
  from {
    transform: translateX(20px);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

.slide-in-right {
  animation: slideInRight 0.5s ease-in-out;
}

/* 缩放动画 */
@keyframes scaleIn {
  from {
    transform: scale(0.95);
    opacity: 0;
  }
  to {
    transform: scale(1);
    opacity: 1;
  }
}

.scale-in {
  animation: scaleIn 0.3s ease-in-out;
}

/* 脉冲动画 */
@keyframes pulse {
  0%, 100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
}

.pulse {
  animation: pulse 2s infinite;
}

/* 摇摆动画 */
@keyframes shake {
  0%, 100% {
    transform: translateX(0);
  }
  10%, 30%, 50%, 70%, 90% {
    transform: translateX(-5px);
  }
  20%, 40%, 60%, 80% {
    transform: translateX(5px);
  }
}

.shake {
  animation: shake 0.6s ease-in-out;
}

/* 旋转动画 */
@keyframes rotate {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

.rotate {
  animation: rotate 1s linear infinite;
}

/* 弹跳动画 */
@keyframes bounce {
  0%, 20%, 50%, 80%, 100% {
    transform: translateY(0);
  }
  40% {
    transform: translateY(-10px);
  }
  60% {
    transform: translateY(-5px);
  }
}

.bounce {
  animation: bounce 1s ease-in-out;
}

/* 呼吸动画 */
@keyframes breathe {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.6;
  }
}

.breathe {
  animation: breathe 2s ease-in-out infinite;
}

/* 打字机效果 */
@keyframes typing {
  from {
    width: 0;
  }
  to {
    width: 100%;
  }
}

@keyframes blink {
  from, to {
    border-color: transparent;
  }
  50% {
    border-color: var(--text-color);
  }
}

.typewriter {
  overflow: hidden;
  border-right: 0.15em solid var(--text-color);
  white-space: nowrap;
  margin: 0 auto;
  animation: typing 3.5s steps(40, end), blink 0.75s step-end infinite;
}

/* 悬停动画 */
.hover-lift {
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.hover-lift:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.hover-scale {
  transition: transform var(--transition-normal);
}

.hover-scale:hover {
  transform: scale(1.05);
}

.hover-glow {
  transition: box-shadow var(--transition-normal);
}

.hover-glow:hover {
  box-shadow: 0 0 15px rgba(59, 130, 246, 0.5);
}

/* 滚动动画 */
@keyframes scroll {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-50%);
  }
}

.scroll {
  animation: scroll 30s linear infinite;
}

/* 加载动画 */
@keyframes spin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

.loading-spinner {
  animation: spin 1s linear infinite;
}

/* 波浪动画 */
@keyframes wave {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}

.wave {
  animation: wave 1.5s ease-in-out infinite;
}

.wave-delay-1 {
  animation-delay: 0.2s;
}

.wave-delay-2 {
  animation-delay: 0.4s;
}

.wave-delay-3 {
  animation-delay: 0.6s;
}

/* 渐变动画 */
@keyframes gradient {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

.gradient-animate {
  background-size: 200% 200%;
  animation: gradient 3s ease infinite;
}

/* 菜单动画 */
@keyframes menuSlide {
  from {
    transform: translateX(-100%);
  }
  to {
    transform: translateX(0);
  }
}

.menu-slide-in {
  animation: menuSlide 0.3s ease-in-out;
}

/* 模态框动画 */
@keyframes modalFadeIn {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.modal-fade-in {
  animation: modalFadeIn 0.3s ease-in-out;
}

/* 滚动显示动画 */
.scroll-reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.scroll-reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* 按钮动画 */
.btn-ripple {
  position: relative;
  overflow: hidden;
}

.btn-ripple::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.5);
  transform: translate(-50%, -50%);
  transition: width 0.6s, height 0.6s;
}

.btn-ripple:active::after {
  width: 300px;
  height: 300px;
}

/* 图片悬停效果 */
.img-hover-zoom {
  overflow: hidden;
}

.img-hover-zoom img {
  transition: transform var(--transition-slow);
}

.img-hover-zoom:hover img {
  transform: scale(1.1);
}

/* 文字悬停效果 */
.text-hover {
  position: relative;
  display: inline-block;
}

.text-hover::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--primary-color);
  transition: width var(--transition-normal);
}

.text-hover:hover::after {
  width: 100%;
}

/* 卡片悬停效果 */
.card-hover {
  transition: all var(--transition-normal);
}

.card-hover:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

/* 骨架屏动画 */
@keyframes shimmer {
  0% {
    background-position: -1000px 0;
  }
  100% {
    background-position: 1000px 0;
  }
}

.skeleton {
  background: linear-gradient(90deg, var(--border-color) 25%, rgba(255, 255, 255, 0.2) 50%, var(--border-color) 75%);
  background-size: 1000px 100%;
  animation: shimmer 2s infinite linear;
}

/* 进度条动画 */
@keyframes progress {
  from {
    width: 0;
  }
  to {
    width: 100%;
  }
}

.progress-bar {
  animation: progress 2s ease-in-out;
}

/* 弹跳球动画 */
@keyframes bounceBall {
  0%, 20%, 53%, 80%, 100% {
    transform: translate3d(0, 0, 0);
  }
  40%, 43% {
    transform: translate3d(0, -30px, 0);
  }
  70% {
    transform: translate3d(0, -15px, 0);
  }
  90% {
    transform: translate3d(0, -4px, 0);
  }
}

.bounce-ball {
  animation: bounceBall 1.5s ease-in-out infinite;
}

/* 翻转动画 */
@keyframes flip {
  0% {
    transform: rotateY(0deg);
  }
  100% {
    transform: rotateY(360deg);
  }
}

.flip {
  animation: flip 1s ease-in-out;
}

/* 淡入淡出动画 */
@keyframes fadeInOut {
  0%, 100% {
    opacity: 0;
  }
  50% {
    opacity: 1;
  }
}

.fade-in-out {
  animation: fadeInOut 3s ease-in-out infinite;
}

/* 动画强度设置 */
.animation-light {
  --transition-fast: 100ms ease-in-out;
  --transition-normal: 150ms ease-in-out;
  --transition-slow: 200ms ease-in-out;
}

.animation-light .hover-lift:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.animation-light .scroll-reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity var(--transition-normal), transform var(--transition-normal);
}

.animation-medium {
  --transition-fast: 150ms ease-in-out;
  --transition-normal: 250ms ease-in-out;
  --transition-slow: 350ms ease-in-out;
}

.animation-strong {
  --transition-fast: 200ms ease-in-out;
  --transition-normal: 350ms ease-in-out;
  --transition-slow: 500ms ease-in-out;
}

.animation-strong .hover-lift:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

.animation-strong .scroll-reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}