/* 基础样式重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
:root {
    --blue-color: #00aeec; /* B站主题蓝 */
    --pink-color: #ff6699; /* B站主题粉 */
    --golden-color: #ffd700;
    --dark-color: #181818;
    --light-color: #f4f4f4;
}
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background: var(--light-color);
    animation: blurToClear 1s ease-in-out;
    -webkit-animation: blurToClear 1s ease-in-out;
}
@keyframes blurToClear {
    0% {
        filter: blur(10px);
        -webkit-filter: blur(10px);
        opacity: 0;
    }
    25% {
        opacity: 1;
    }
    100% {
        filter: blur(0);
        -webkit-filter: blur(0);
    }
}





/* 导航样式 */
#navbar {
    background-color: rgba(255, 255, 255, 0.95); /* 半透明背景 */
    backdrop-filter: blur(10px); /* 毛玻璃模糊效果 - 核心科技感特效  */
    -webkit-backdrop-filter: blur(10px); /* 兼容Safari */
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: 0 0 15px rgba(0, 161, 214, 0.5); /* 基础发光效果  */
    border-bottom: 2px solid rgba(0, 161, 214, 0.75); /* 发光底部边框 */
    transition: all 0.5s ease; /* 平滑过渡效果 */
}
/* 导航栏发光动画 */
#navbar:hover {
    box-shadow: 
        0 0 40px rgba(0, 161, 214, 0.8), /* 主发光层 */
        0 0 50px rgba(0, 100, 255, 0.6); /* 二次光晕层  */
}
/* 底部流动光效 */
#navbar::before {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(
        90deg,
        transparent,
        var(--blue-color),
        var(--pink-color),
        transparent
    );
    background-size: 200% auto;
    animation: lightFlow 3s linear infinite; /* 流动光效  */
    -webkit-animation: lightFlow 3s linear infinite;
    opacity: 0.7;
    z-index: 1001;
}
/* 流动光效动画 */
@keyframes lightFlow {
    0% {
        background-position: 0% 50%;
    }
    100% {
        background-position: 200% 50%;
    }
}
#navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
}
.logo {
    text-align: center;
    font-size: 1.8rem;
    font-weight: bold;
    text-decoration: none;
    color: var(--dark-color);
}
.logo span {
    color: var(--blue-color);
}
#navbar ul {
    display: flex;
    list-style: none;
}
/* 导航链接发光特效 */
#navbar ul li a {
    text-decoration: none;
    color: black;
    padding: 10px 15px;
    transition: all 0.3s;
    text-shadow: 0 0 5px rgba(0, 0, 0, 0.1); /* 文字微光效果  */
    position: relative;
}
#navbar ul li a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--blue-color), transparent);
    transition: all 0.3s;
    transform: translateX(-50%);
}
#navbar ul li a:hover {
    color: var(--blue-color);
    text-shadow: 0 0 10px rgba(0, 161, 214, 0.8); /* 悬停增强发光  */
}
#navbar ul li a:hover::after {
    width: 80%; /* 底部流动光效  */
}
.select_btn {
    border: none;
    background: none;
    text-decoration: none;
    color: black;
    padding: 10px 15px;
    transition: all 0.3s;
    text-shadow: 0 0 5px rgba(0, 0, 0, 0.1); /* 文字微光效果  */
    position: relative;
}
.select_btn::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--blue-color), transparent);
    transition: all 0.3s ease;
    transform: translateX(-50%);
}
.select_btn:hover {
    color: var(--blue-color);
    text-shadow: 0 0 10px rgba(0, 161, 214, 0.8); /* 悬停增强发光  */
}
.select_btn:hover::after {
    width: 125%; /* 底部流动光效  */
}
.selected {
    color: var(--blue-color);
    text-shadow: 0 0 10px rgba(0, 161, 214, 0.8); /* 悬停增强发光  */
}
.selected::after {
    width: 100%; /* 底部流动光效  */
}



.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}





/* Banner样式 */
.banner {
    height: auto;
    min-height: 100vh;
    color: white;
    display: flex;
    align-items: center;
    text-align: center;
    padding-top: 75px;
    padding-bottom: 50px;
}
.gradient {
    background: linear-gradient(135deg, #1a2a6c, #b21f1f, #1a2a6c);
    background-size: 400% 400%;
    animation: gradientBG 10s ease infinite;
    -webkit-animation: gradientBG 10s ease infinite;
}
@keyframes gradientBG {
    0% { background-position: 0% 0% }
    50% { background-position: 100% 100% }
    100% { background-position: 0% 0% }
}
.banner h1 {
    font-size: 3.5rem;
    margin-bottom: 20px;
    text-shadow: 2px 2px 5px rgba(0,0,0,0.5);
}
.banner p {
    font-size: 1.5rem;
    margin-bottom: 30px;
}





/* 按钮样式 */
.btn {
    display: inline-block;
    background: var(--blue-color);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    color: white;
    padding: 12px 25px;
    border-radius: 30px;
    border: 3px solid var(--blue-color);
    text-decoration: none;
    font-weight: bold;
    text-align: center;
    box-shadow: rgba(0, 0, 0, 0.25) 0 5px 10px;
    transition: all 0.3s ease;
}
.btn:hover {
    background: none;
    padding: 12px 35px;
    color: var(--blue-color);
    box-shadow: var(--blue-color) 0 5px 20px;
    transform: translateY(-5px);
}
.btn:active {
    transform: translateY(0);
    box-shadow: var(--blue-color) 0 0px 0px;
}
.bilibili {
    background: var(--pink-color);
    border-color: var(--pink-color);
}
.bilibili:hover {
    color: var(--pink-color);
    box-shadow: var(--pink-color) 0 5px 20px;
}
.douyin {
    background: #fe2c55;
    border-color: #fe2c55;
}
.douyin:hover {
    color: #fe2c55;
    box-shadow: #fe2c55 0 5px 20px;
}
.xigua {
    background: #fb1b26;
    border-color: #fb1b26;
}
.xigua:hover {
    color: #fb1b26;
    box-shadow: #fb1b26 0 5px 20px;
}
.toutiao {
    background: #f04142;
    border-color: #f04142;
}
.toutiao:hover {
    color: #f04142;
    box-shadow: #f04142 0 5px 20px;
}
.kuaishou {
    background: #ff3d13;
    border-color: #ff3d13;
}
.kuaishou:hover {
    color: #ff3d13;
    box-shadow: #ff3d13 0 5px 20px;
}
.github {
    background: #1f2318;
    border-color: #1f2318;
}
.github:hover {
    color: #1f2318;
    box-shadow: #1f2318 0 5px 20px;
}





/* 图片样式 */
.profile_img {
    width: 80%;
    height: auto;
    max-width: 200px;
    border-radius: 50%;
    object-fit: cover;
    border: 5px solid var(--blue-color);
    box-shadow: 0 0 100px var(--blue-color);
    transition: all 0.5s ease;
}
.profile_img:hover {
    transform: translateY(-15px);
    box-shadow: 0 20px 200px var(--blue-color);
}
.product_img {
    width: 80%;
    height: auto;
    max-width: 200px;
    object-fit: cover;
    transition: all 0.5s ease;
}
.product_img:hover {
    transform: translateY(-15px);
}
.intro_img {
    margin-top: -20%;
    float: right;
    width: 50%;
    height: auto;
    border-radius: 15px;
    object-fit: cover;
    box-shadow: 0 10px 30px #0087b3;
    transition: all 0.5s ease;
}
.intro_img:hover {
    transform: translateY(-15px);
    box-shadow: 0 20px 100px #0087b3;
}
.intro_img#attribute {
    width: auto;
    height: 75vh;
}




/* 内容区块 */
.section {
    padding: 100px 0;
}
.section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 60px;
    color: var(--dark-color);
    position: relative;
}
.section h2::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--blue-color);
    border-radius: 2px;
}
.light-bg {
    background-color: white;
}





/* 个人简介 */
.profile {
    display: flex;
    align-items: center;
    gap: 50px;
    flex-wrap: wrap;
}
.bio {
    flex: 1;
}
.bio p {
    margin-bottom: 20px;
    font-size: 1.1rem;
}
/* 社交链接 */
.social-links {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
    margin-top: 25px;
}





/* 作品网格 */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}
.project-card {
    text-decoration: none;
    background: white;
    border-radius: 30px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: all 0.5s ease;
}
.project-card:hover {
    padding: 5px 10px;
    box-shadow: 0 10px 25px var(--blue-color);
    transform: translateY(-10px);
}
.project-card img {
    width: 100%;
    height: auto;
    object-fit: cover;
}
.project-card h3 {
    padding: 20px 20px 10px;
    color: var(--dark-color);
}
.project-card p {
    padding: 0 20px 20px;
    color: #666;
}
/* 联系表单 */
#contact-form {
    max-width: 600px;
    margin: 0 auto;
    display: grid;
    gap: 20px;
}
#contact-form input,
#contact-form textarea {
    width: 100%;
    padding: 15px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 1rem;
}
#contact-form textarea {
    resize: vertical;
    min-height: 150px;
}





/* 产品介绍样式 */
.product-intros {
    display: flex;
    gap: 50px;
    flex-wrap: wrap;
    margin-top: 25px;
}
.product-introarea {
    margin-top: 200px;
    flex: 1;
    min-width: 300px;
}
.product-introarea p {
    width: 50%;
    font-size: 2rem;
}
.product-introarea h3 {
    width: 50%;
    font-size: 3rem;
    margin-bottom: 10px;
    color: var(--dark-color);
}
.product-intro {
    overflow: hidden;
    text-decoration: none;
    color: black;
    flex: 1;
    min-width: 300px;
    border: 3px solid var(--blue-color);
    border-radius: 30px;
    padding: 10px 20px 10px;
    box-shadow: 0 10px 30px var(--blue-color);
    transition: all 0.4s ease;
}
.product-intro:hover {
    background: var(--blue-color); 
    color: white;
    box-shadow: 0 20px 100px var(--blue-color);
    padding: 10px 50px 30px;
    transform: translateY(-10px);
}
.product-intro h3 {
    padding: 20px 20px 10px;
}
.product-intro p {
    padding: 0 20px 20px;
}
.product-intro ul {
    padding: 0 20px 20px;
}
.golden {
    border-color: var(--golden-color);
    box-shadow: 0 10px 30px var(--golden-color);
}
.golden:hover {
    color: black;
    box-shadow: 0 20px 100px var(--golden-color);
    background: var(--golden-color);
}
.yellowgreen {
    border-color: yellowgreen;
    box-shadow: 0 10px 30px yellowgreen;
}
.yellowgreen:hover {
    color: black;
    box-shadow: 0 20px 100px yellowgreen;
    background: yellowgreen;
}
.blue {
    color: white;
    background: var(--blue-color);
    box-shadow: 0 10px 30px var(--blue-color);
}
.blue:hover {
    color: black;
    box-shadow: 0 20px 100px var(--blue-color);
    background: none;
}
.no_more_color {
    border: none;
}
.no_more_color:hover {
    background: none;
    color: black;
}





/* 页脚样式 */
footer {
    background: rgb(250, 250, 250);
    color: black;
    text-align: center;
    padding: 40px 0;
}

footer p {
    margin: 10px 0;
}



/* 响应式设计 */
@media (max-width: 768px) {
    #navbar {
        backdrop-filter: blur(10px);
        -webkit-backdrop-filter: blur(10px);
    }
    .banner {
        margin-top: 20%;
    }
    .banner h1 {
        font-size: 2.5rem;
    }
    
    .banner p {
        font-size: 1.2rem;
    }
    
    .profile {
        flex-direction: column;
        text-align: center;
    }
    
    .profile img {
        margin: 0 auto;
    }
    
    #navbar .container {
        flex-direction: column;
    }
    
    #navbar ul {
        margin-top: 15px;
    }
    .product-intros {
        display: flex;
        flex-direction: column;
    }
    
    .intro_img {
        margin-top: 0;
        float: none;
        width: 100%;
        height: auto;
    }

    .intro_img#attribute {
        width: 100%;
        height: auto;
    }

    .product-introarea p{
        width: 100%;
    }
    .product-introarea h3{
        width: 100%;
    }

    .product-introarea {
        text-align: center;
        margin-top: 10%;
    }
}