/* 动画效果CSS */

/* 文字渐入动画 */
.animate-text {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.8s ease forwards;
}

.animate-text-delay {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.8s ease 0.3s forwards;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 卡片悬浮效果 */
.glass-card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.glass-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

/* 按钮悬浮效果 */
.btn {
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.7s ease;
    z-index: -1;
}

.btn:hover::before {
    left: 100%;
}

/* 图标旋转效果 */
.highlight-card:hover .icon i,
.interest-card:hover .interest-icon i,
.contact-card:hover .contact-icon i {
    animation: rotateIcon 0.5s ease;
}

@keyframes rotateIcon {
    0% {
        transform: rotate(0deg);
    }
    25% {
        transform: rotate(-10deg);
    }
    75% {
        transform: rotate(10deg);
    }
    100% {
        transform: rotate(0deg);
    }
}

/* 导航栏链接悬浮效果 */
nav ul li a::before {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(135deg, #6e8efb, #a777e3);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.3s ease;
}

nav ul li a:hover::before {
    transform: scaleX(1);
    transform-origin: left;
}

/* 页面加载动画 */
.page-transition {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.9);
    z-index: 9999;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: opacity 0.5s ease, visibility 0.5s ease;
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
}

/* 移除动画，使用JavaScript控制过渡 */
/* @keyframes pageTransition {
    0% {
        opacity: 1;
    }
    100% {
        opacity: 0;
        visibility: hidden;
    }
} */

/* 技能条加载动画 */
.skill-level {
    width: 0;
    animation: skillFill 1.5s ease-in-out forwards;
}

@keyframes skillFill {
    from { width: 0; }
}

/* 时间线动画 */
.timeline-item {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s ease;
}

.timeline-item.visible {
    opacity: 1;
    transform: translateY(0);
}

/* 项目卡片悬浮效果 */
.project-card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.project-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

/* 图片缩放效果 */
.project-img img,
.award-img img {
    transition: transform 0.5s ease;
}

.project-card:hover .project-img img,
.award-card:hover .award-img img {
    transform: scale(1.1);
}

/* 标签悬浮效果 */
.tag {
    transition: all 0.3s ease;
}

.tag:hover {
    background: linear-gradient(135deg, #6e8efb, #a777e3);
    color: white;
    transform: translateY(-2px);
}

/* 社交图标悬浮效果 */
.social-icon {
    transition: all 0.3s ease;
}

.social-icon:hover {
    transform: translateY(-5px) rotate(360deg);
    transition: all 0.5s ease;
}

/* 滚动渐入效果 */
.fade-in-section {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-in-section.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* 打字机效果 */
.typewriter {
    overflow: hidden;
    border-right: 0.15em solid #6e8efb;
    white-space: nowrap;
    margin: 0 auto;
    letter-spacing: 0.15em;
    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: #6e8efb }
}

/* 3D卡片效果 */
.card-3d {
    transition: transform 0.5s ease;
    transform-style: preserve-3d;
}

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

/* 波浪效果 */
.wave {
    position: relative;
    overflow: hidden;
}

.wave::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 10px;
    background: linear-gradient(135deg, #6e8efb, #a777e3);
    animation: wave 2s linear infinite;
}

@keyframes wave {
    0% {
        transform: translateX(-100%) scaleY(1);
    }
    50% {
        transform: translateX(0%) scaleY(0.5);
    }
    100% {
        transform: translateX(100%) scaleY(1);
    }
}

/* 脉冲效果 */
.pulse {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        transform: scale(1);
        box-shadow: 0 0 0 0 rgba(110, 142, 251, 0.7);
    }
    70% {
        transform: scale(1.05);
        box-shadow: 0 0 0 10px rgba(110, 142, 251, 0);
    }
    100% {
        transform: scale(1);
        box-shadow: 0 0 0 0 rgba(110, 142, 251, 0);
    }
}

/* 浮动效果 */
.float {
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-10px);
    }
    100% {
        transform: translateY(0px);
    }
}

/* 闪光效果 */
.shine {
    position: relative;
    overflow: hidden;
}

.shine::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(to right, rgba(255,255,255,0) 0%, rgba(255,255,255,0.3) 50%, rgba(255,255,255,0) 100%);
    transform: rotate(30deg);
    animation: shine 3s infinite;
}

@keyframes shine {
    0% {
        transform: rotate(30deg) translateX(-300%);
    }
    100% {
        transform: rotate(30deg) translateX(300%);
    }
}

/* 滚动指示器 */
.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    width: 30px;
    height: 50px;
    border: 2px solid #6e8efb;
    border-radius: 15px;
}

.scroll-indicator::before {
    content: '';
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    width: 6px;
    height: 6px;
    background: #6e8efb;
    border-radius: 50%;
    animation: scrollDown 2s infinite;
}

@keyframes scrollDown {
    0% {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
    100% {
        opacity: 0;
        transform: translateX(-50%) translateY(20px);
    }
}

/* 加载动画 */
.loader {
    display: inline-block;
    position: relative;
    width: 60px;
    height: 60px;
}

.loader div {
    position: absolute;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: #6e8efb;
    animation: pulse 1.2s infinite ease-in-out;
}

.loader div:nth-child(1) {
    top: 24px;
    left: 24px;
    animation-delay: 0s;
}

.loader div:nth-child(2) {
    top: 12px;
    left: 36px;
    animation-delay: -0.1s;
}

.loader div:nth-child(3) {
    top: 24px;
    left: 36px;
    animation-delay: -0.2s;
}

.loader div:nth-child(4) {
    top: 36px;
    left: 36px;
    animation-delay: -0.3s;
}

@keyframes pulse {
    0%, 80%, 100% {
        transform: scale(0.8);
        opacity: 0.5;
    }
    40% {
        transform: scale(1);
        opacity: 1;
    }
}

/* 页面过渡动画增强 */
.page-transition .loader {
    opacity: 0;
    animation: loaderFadeIn 0.3s ease forwards 0.2s;
}

.page-transition .loader div {
    animation-delay: 0.3s;
}

@keyframes loaderFadeIn {
    from { opacity: 0; transform: scale(0.8); }
    to { opacity: 1; transform: scale(1); }
}

/* 渐变背景动画 */
.gradient-bg {
    background: linear-gradient(-45deg, #6e8efb, #a777e3, #23a6d5, #23d5ab);
    background-size: 400% 400%;
    animation: gradientBG 15s ease infinite;
}

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

/* 鼠标悬停图片放大效果 */
.zoom-on-hover {
    overflow: hidden;
}

.zoom-on-hover img {
    transition: transform 0.5s ease;
}

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

/* 滑入效果 */
.slide-in-left {
    opacity: 0;
    transform: translateX(-50px);
    animation: slideInLeft 0.8s ease forwards;
}

.slide-in-right {
    opacity: 0;
    transform: translateX(50px);
    animation: slideInRight 0.8s ease forwards;
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* 闪烁效果 */
.blink {
    animation: blink 1.5s infinite;
}

@keyframes blink {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

/* 抖动效果 */
.shake:hover {
    animation: shake 0.5s ease-in-out;
}

@keyframes shake {
    0%, 100% {
        transform: translateX(0);
    }
    20%, 60% {
        transform: translateX(-5px);
    }
    40%, 80% {
        transform: translateX(5px);
    }
}

/* 弹跳效果 */
.bounce:hover {
    animation: bounce 0.5s ease infinite;
}

@keyframes bounce {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

/* 翻转效果 */
.flip {
    perspective: 1000px;
}

.flip-inner {
    transition: transform 0.6s;
    transform-style: preserve-3d;
}

.flip:hover .flip-inner {
    transform: rotateY(180deg);
}

.flip-front, .flip-back {
    position: absolute;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
}

.flip-back {
    transform: rotateY(180deg);
}

/* 颜色变化效果 */
.color-change {
    animation: colorChange 5s infinite alternate;
}

@keyframes colorChange {
    0% {
        color: #6e8efb;
    }
    50% {
        color: #a777e3;
    }
    100% {
        color: #23a6d5;
    }
}

/* 阴影效果 */
.shadow-pulse {
    animation: shadowPulse 2s infinite;
}

@keyframes shadowPulse {
    0% {
        box-shadow: 0 0 0 0 rgba(110, 142, 251, 0.4);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(110, 142, 251, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(110, 142, 251, 0);
    }
}