/* 特殊效果和动画 */

/* 粒子背景效果 */
.particles-container {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  pointer-events: none;
  z-index: 0;
}

.particle {
  position: absolute;
  background: rgba(99, 102, 241, 0.3);
  border-radius: 50%;
  animation: floatParticle 15s infinite ease-in-out;
}

.particle:nth-child(1) {
  width: 10px;
  height: 10px;
  top: 20%;
  left: 10%;
  animation-delay: 0s;
}

.particle:nth-child(2) {
  width: 15px;
  height: 15px;
  top: 60%;
  left: 80%;
  animation-delay: 2s;
}

.particle:nth-child(3) {
  width: 8px;
  height: 8px;
  top: 80%;
  left: 30%;
  animation-delay: 4s;
}

.particle:nth-child(4) {
  width: 12px;
  height: 12px;
  top: 40%;
  left: 60%;
  animation-delay: 6s;
}

.particle:nth-child(5) {
  width: 6px;
  height: 6px;
  top: 10%;
  left: 70%;
  animation-delay: 8s;
}

@keyframes floatParticle {
  0%, 100% {
    transform: translateY(0) translateX(0) scale(1);
    opacity: 0.3;
  }
  50% {
    transform: translateY(-100px) translateX(50px) scale(1.5);
    opacity: 0.6;
  }
}

/* 霓虹发光效果 */
.neon-glow {
  position: relative;
}

.neon-glow::before {
  content: '';
  position: absolute;
  top: -2px;
  left: -2px;
  right: -2px;
  bottom: -2px;
  background: var(--gradient-primary);
  border-radius: inherit;
  z-index: -1;
  filter: blur(10px);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.neon-glow:hover::before {
  opacity: 0.7;
}

/* 渐变文本 */
.gradient-text {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* 玻璃态效果 */
.glass {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.glass-dark {
  background: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

/* 波浪动画 */
.wave {
  position: relative;
  overflow: hidden;
}

.wave::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 200%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  animation: wave 2s infinite;
}

@keyframes wave {
  0% {
    left: -100%;
  }
  100% {
    left: 100%;
  }
}

/* 3D卡片效果 */
.card-3d {
  transform-style: preserve-3d;
  perspective: 1000px;
}

.card-3d-inner {
  transition: transform var(--transition-slow);
  transform-style: preserve-3d;
}

.card-3d:hover .card-3d-inner {
  transform: rotateY(10deg) rotateX(5deg);
}

/* 闪烁效果 */
.twinkle {
  animation: twinkle 2s infinite;
}

@keyframes twinkle {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.3;
  }
}

/* 边框渐变动画 */
.border-gradient-animate {
  position: relative;
  background: var(--white);
  border-radius: inherit;
}

.border-gradient-animate::before {
  content: '';
  position: absolute;
  top: -2px;
  left: -2px;
  right: -2px;
  bottom: -2px;
  background: var(--gradient-primary);
  border-radius: inherit;
  z-index: -1;
  background-size: 400% 400%;
  animation: gradientMove 8s ease infinite;
}

@keyframes gradientMove {
  0%, 100% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
}

/* 鼠标跟随效果 */
.mouse-follow {
  position: relative;
  overflow: hidden;
}

.mouse-follow::before {
  content: '';
  position: absolute;
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.1) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
  transform: translate(-50%, -50%);
  transition: opacity var(--transition-fast);
}

/* 光晕效果 */
.glow-effect {
  position: relative;
}

.glow-effect::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 150%;
  height: 150%;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.3) 0%, transparent 70%);
  transform: translate(-50%, -50%);
  opacity: 0;
  transition: opacity var(--transition-normal);
  pointer-events: none;
  z-index: -1;
}

.glow-effect:hover::after {
  opacity: 1;
}

/* 打字机效果 */
.typewriter {
  overflow: hidden;
  white-space: nowrap;
  border-right: 3px solid var(--primary-color);
  animation: typing 3.5s steps(40, end), blink-caret 0.75s step-end infinite;
}

@keyframes typing {
  from {
    width: 0;
  }
  to {
    width: 100%;
  }
}

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

/* 加载动画 */
.loading-dots {
  display: inline-block;
  position: relative;
  width: 80px;
  height: 80px;
}

.loading-dots div {
  position: absolute;
  top: 33px;
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background: var(--primary-color);
  animation-timing-function: cubic-bezier(0, 1, 1, 0);
}

.loading-dots div:nth-child(1) {
  left: 8px;
  animation: dots1 0.6s infinite;
}

.loading-dots div:nth-child(2) {
  left: 8px;
  animation: dots2 0.6s infinite;
}

.loading-dots div:nth-child(3) {
  left: 32px;
  animation: dots2 0.6s infinite;
}

.loading-dots div:nth-child(4) {
  left: 56px;
  animation: dots3 0.6s infinite;
}

@keyframes dots1 {
  0% {
    transform: scale(0);
  }
  100% {
    transform: scale(1);
  }
}

@keyframes dots3 {
  0% {
    transform: scale(1);
  }
  100% {
    transform: scale(0);
  }
}

@keyframes dots2 {
  0% {
    transform: translate(0, 0);
  }
  100% {
    transform: translate(24px, 0);
  }
}

/* 成功动画 */
.success-checkmark {
  width: 80px;
  height: 80px;
  margin: 0 auto;
  border-radius: 50%;
  display: block;
  stroke-width: 2;
  stroke: var(--success-color);
  stroke-miterlimit: 10;
  box-shadow: inset 0px 0px 0px var(--success-color);
  animation: fill .4s ease-in-out .4s forwards, scale .3s ease-in-out .9s both;
}

.success-checkmark circle {
  stroke-dasharray: 166;
  stroke-dashoffset: 166;
  stroke-width: 2;
  stroke-miterlimit: 10;
  stroke: var(--success-color);
  fill: none;
  animation: stroke 0.6s cubic-bezier(0.65, 0, 0.45, 1) forwards;
}

.success-checkmark path {
  transform-origin: 50% 50%;
  stroke-dasharray: 48;
  stroke-dashoffset: 48;
  animation: stroke 0.3s cubic-bezier(0.65, 0, 0.45, 1) 0.8s forwards;
}

@keyframes stroke {
  100% {
    stroke-dashoffset: 0;
  }
}

@keyframes scale {
  0%, 100% {
    transform: none;
  }
  50% {
    transform: scale3d(1.1, 1.1, 1);
  }
}

@keyframes fill {
  100% {
    box-shadow: inset 0px 0px 0px 30px rgba(16, 185, 129, 0.1);
  }
}

/* 滚动进度条 */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 4px;
  background: var(--gradient-primary);
  z-index: 9999;
  transition: width 0.1s;
  box-shadow: 0 2px 10px rgba(99, 102, 241, 0.3);
}

/* 图片悬停放大 */
.img-zoom {
  overflow: hidden;
}

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

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

/* 文字下划线动画 */
.underline-animate {
  position: relative;
}

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

.underline-animate:hover::after {
  width: 100%;
}

/* 旋转加载 */
.rotate {
  animation: rotate 2s linear infinite;
}

@keyframes rotate {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

/* 弹跳动画 */
.bounce {
  animation: bounce 1s infinite;
}

@keyframes bounce {
  0%, 100% {
    transform: translateY(-25%);
    animation-timing-function: cubic-bezier(0.8, 0, 1, 1);
  }
  50% {
    transform: translateY(0);
    animation-timing-function: cubic-bezier(0, 0, 0.2, 1);
  }
}