/* 全局样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', 'Roboto', sans-serif;
    line-height: 1.6;
    color: #000000;
    background-color: #ffffff;
    background-image: 
        radial-gradient(circle at 10% 20%, rgba(0, 82, 217, 0.1) 0%, transparent 25%),
        radial-gradient(circle at 90% 80%, rgba(0, 82, 217, 0.1) 0%, transparent 25%),
        radial-gradient(circle at 50% 50%, rgba(0, 82, 217, 0.08) 0%, transparent 60%),
        linear-gradient(135deg, rgba(0, 82, 217, 0.03) 0%, rgba(30, 100, 255, 0.03) 100%),
        linear-gradient(45deg, transparent 0%, rgba(0, 82, 217, 0.02) 50%, transparent 100%);
    background-attachment: fixed;
}

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

/* 导航栏 */
.navbar {
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 82, 217, 0.2);
    color: #000;
    padding: 1rem 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: 0 0 20px rgba(0, 82, 217, 0.1);
    transition: all 0.3s ease;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo a {
    color: #000;
    text-decoration: none;
    font-size: 1.8rem;
    font-weight: bold;
    text-shadow: 0 0 10px rgba(0, 82, 217, 0.3);
    letter-spacing: 1px;
}

.logo span {
    color: rgb(0, 82, 217);
    background: linear-gradient(90deg, rgb(0, 82, 217) 0%, rgb(30, 100, 255) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-links {
    display: flex;
    list-style: none;
}

.nav-links li {
    margin-left: 2rem;
}

.nav-links a {
    color: #000;
    text-decoration: none;
    font-size: 1rem;
    transition: all 0.3s ease;
    position: relative;
    padding: 0.5rem 0;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, rgb(0, 82, 217) 0%, rgb(30, 100, 255) 100%);
    transition: width 0.3s ease;
}

.nav-links a:hover::after,
.nav-links a.active::after {
    width: 100%;
}

.nav-links a:hover, .nav-links a.active {
    color: rgb(0, 82, 217);
    text-shadow: 0 0 5px rgba(0, 82, 217, 0.3);
}

.menu-toggle {
    display: none;
    cursor: pointer;
}

/* 英雄区域 */
.hero {
    background: linear-gradient(rgba(255, 255, 255, 0.97), rgba(255, 255, 255, 0.97)), 
                url('https://trae-api-cn.mchost.guru/api/ide/v1/text_to_image?prompt=modern%20technology%20background%20with%20digital%20circuit%20pattern%20blue%20neon%20lights%20abstract%20futuristic%20tech%20grid%20lines&image_size=landscape_16_9');
    background-size: cover;
    background-position: center;
    color: #000;
    padding: 150px 0 100px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(0, 82, 217, 0.15) 0%, rgba(30, 100, 255, 0.15) 50%, rgba(0, 82, 217, 0.15) 100%);
    z-index: 1;
}

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

.hero-content h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    animation: fadeInUp 1s ease;
    text-shadow: 0 0 20px rgba(0, 82, 217, 0.3);
    background: linear-gradient(90deg, #000 0%, rgb(0, 82, 217) 50%, rgb(30, 100, 255) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: 2px;
}

.hero-content p {
    font-size: 1.3rem;
    margin-bottom: 2.5rem;
    animation: fadeInUp 1s ease 0.3s both;
    color: #333;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.btn {
    display: inline-block;
    background: linear-gradient(90deg, rgb(0, 82, 217) 0%, rgb(30, 100, 255) 100%);
    color: #ffffff;
    padding: 14px 35px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: bold;
    transition: all 0.3s ease;
    animation: fadeInUp 1s ease 0.6s both;
    box-shadow: 0 5px 15px rgba(0, 82, 217, 0.4);
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent 0%, rgba(255, 255, 255, 0.2) 50%, transparent 100%);
    transition: left 0.5s ease;
}

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

.btn:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 82, 217, 0.6);
}

.btn-secondary {
    background: transparent;
    border: 2px solid rgb(0, 82, 217);
    color: rgb(0, 82, 217);
    margin-top: 2rem;
    box-shadow: 0 0 15px rgba(0, 82, 217, 0.3);
}

.btn-secondary:hover {
    background: linear-gradient(90deg, rgb(0, 82, 217) 0%, rgb(30, 100, 255) 100%);
    color: #ffffff;
    box-shadow: 0 10px 25px rgba(0, 82, 217, 0.6);
}

/* 服务简介 */
.services-preview {
    padding: 100px 0;
    background-color: #ffffff;
    position: relative;
}

.services-preview::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 50%, rgba(0, 82, 217, 0.05) 0%, transparent 50%);
}

.services-preview h2 {
    text-align: center;
    font-size: 2.8rem;
    margin-bottom: 2rem;
    color: #000;
    text-shadow: 0 0 10px rgba(0, 82, 217, 0.3);
    background: linear-gradient(90deg, rgb(0, 82, 217) 0%, rgb(30, 100, 255) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
    margin-top: 4rem;
    position: relative;
    z-index: 1;
}

.service-item {
    text-align: center;
    padding: 2.5rem;
    background-color: rgba(245, 245, 255, 0.8);
    border-radius: 15px;
    transition: all 0.3s ease;
    border: 1px solid rgba(0, 82, 217, 0.2);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    position: relative;
    overflow: hidden;
}

.service-item::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent 0%, rgba(0, 82, 217, 0.1) 50%, transparent 100%);
    transform: rotate(45deg);
    transition: all 0.5s ease;
    opacity: 0;
}

.service-item:hover::before {
    opacity: 1;
    animation: shine 1.5s ease;
}

@keyframes shine {
    0% { transform: translateX(-100%) rotate(45deg); }
    100% { transform: translateX(100%) rotate(45deg); }
}

.service-item:hover {
    transform: translateY(-15px);
    box-shadow: 0 15px 30px rgba(0, 82, 217, 0.2);
    border-color: rgba(0, 82, 217, 0.5);
}

.service-item i {
    font-size: 3.5rem;
    color: rgb(0, 82, 217);
    margin-bottom: 1.5rem;
    text-shadow: 0 0 10px rgba(0, 82, 217, 0.3);
}

.service-item h3 {
    font-size: 1.6rem;
    margin-bottom: 1.2rem;
    color: #000;
}

.service-item p {
    color: #333;
    line-height: 1.8;
}

/* 作品集预览 */
.portfolio-preview {
    padding: 100px 0;
    background-color: #ffffff;
    text-align: center;
    position: relative;
}

.portfolio-preview::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 70%, rgba(0, 82, 217, 0.05) 0%, transparent 50%);
}

.portfolio-preview h2 {
    font-size: 2.8rem;
    margin-bottom: 2rem;
    color: #000;
    text-shadow: 0 0 10px rgba(0, 82, 217, 0.3);
    background: linear-gradient(90deg, rgb(0, 82, 217) 0%, rgb(30, 100, 255) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    position: relative;
    z-index: 1;
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;
    margin-top: 4rem;
    position: relative;
    z-index: 1;
}

.portfolio-item {
    position: relative;
    overflow: hidden;
    border-radius: 15px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
    border: 1px solid rgba(0, 82, 217, 0.2);
}

.portfolio-item:hover {
    transform: scale(1.08);
    box-shadow: 0 20px 40px rgba(0, 82, 217, 0.3);
    border-color: rgba(0, 82, 217, 0.5);
}

.portfolio-item img {
    width: 100%;
    height: 280px;
    object-fit: cover;
    transition: all 0.5s ease;
}

.portfolio-item:hover img {
    transform: scale(1.15);
}

.portfolio-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(255, 255, 255, 0.95));
    color: #000;
    padding: 2.5rem;
    transform: translateY(100%);
    transition: all 0.4s ease;
}

.portfolio-item:hover .portfolio-overlay {
    transform: translateY(0);
}

.portfolio-overlay h3 {
    font-size: 1.6rem;
    margin-bottom: 0.8rem;
    text-shadow: 0 0 10px rgba(0, 82, 217, 0.3);
}

.portfolio-overlay p {
    color: #333;
}

/* 技术栈 */
.tech-stack {
    padding: 100px 0;
    background-color: #ffffff;
    color: #000;
    text-align: center;
    position: relative;
}

.tech-stack::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(0, 82, 217, 0.05) 0%, rgba(30, 100, 255, 0.05) 50%, rgba(0, 82, 217, 0.05) 100%);
}

.tech-stack h2 {
    font-size: 2.8rem;
    margin-bottom: 4rem;
    text-shadow: 0 0 10px rgba(0, 82, 217, 0.3);
    background: linear-gradient(90deg, rgb(0, 82, 217) 0%, rgb(30, 100, 255) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    position: relative;
    z-index: 1;
}

.tech-icons {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 3rem;
    position: relative;
    z-index: 1;
}

.tech-icons i {
    font-size: 4rem;
    color: rgb(0, 82, 217);
    transition: all 0.3s ease;
    text-shadow: 0 0 10px rgba(0, 82, 217, 0.3);
    position: relative;
}

.tech-icons i::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
    background: radial-gradient(circle, rgba(0, 82, 217, 0.2) 0%, transparent 70%);
    border-radius: 50%;
    transition: all 0.3s ease;
    opacity: 0;
}

.tech-icons i:hover::before {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1.2);
}

.tech-icons i:hover {
    color: rgb(30, 100, 255);
    transform: scale(1.3);
    text-shadow: 0 0 20px rgba(0, 82, 217, 0.8);
}

/* 联系区域 */
.contact-section {
    padding: 100px 0;
    background-color: #ffffff;
    color: #000;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.contact-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(0, 82, 217, 0.1) 0%, rgba(30, 100, 255, 0.1) 50%, rgba(0, 82, 217, 0.1) 100%);
    z-index: 1;
}

.contact-section .container {
    position: relative;
    z-index: 2;
}

.contact-section h2 {
    font-size: 2.8rem;
    margin-bottom: 1.5rem;
    text-shadow: 0 0 10px rgba(0, 82, 217, 0.3);
    background: linear-gradient(90deg, rgb(0, 82, 217) 0%, rgb(30, 100, 255) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.contact-section p {
    font-size: 1.3rem;
    margin-bottom: 2.5rem;
    color: #333;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.wechat-qr-large {
    text-align: center;
    margin-top: 2rem;
}

.wechat-qr-large img {
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 82, 217, 0.3);
    transition: all 0.3s ease;
    margin-bottom: 1rem;
}

.wechat-qr-large img:hover {
    transform: scale(1.05);
    box-shadow: 0 15px 40px rgba(0, 82, 217, 0.4);
}

.wechat-qr-large p {
    font-size: 1.1rem;
    color: #333;
    margin-top: 1rem;
}

/* 页脚 */
footer {
    background-color: #ffffff;
    color: #000;
    padding: 60px 0 30px;
    position: relative;
    border-top: 1px solid rgba(0, 82, 217, 0.2);
}

footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, rgba(0, 82, 217, 0.5) 50%, transparent 100%);
}

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

.footer-info h3 {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    background: linear-gradient(90deg, rgb(0, 82, 217) 0%, rgb(30, 100, 255) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 0 10px rgba(0, 82, 217, 0.3);
}

.footer-info p {
    color: #333;
    margin-bottom: 1.5rem;
}

.social-links {
    display: flex;
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.social-links a {
    color: #000;
    font-size: 1.5rem;
    transition: all 0.3s ease;
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background-color: rgba(245, 245, 255, 0.8);
    border: 1px solid rgba(0, 82, 217, 0.3);
}

.social-links a::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(0, 82, 217, 0.2) 0%, transparent 70%);
    border-radius: 50%;
    transition: all 0.3s ease;
    opacity: 0;
}

.social-links a:hover::before {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1.2);
}

.social-links a:hover {
    color: rgb(0, 82, 217);
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 82, 217, 0.3);
    border-color: rgba(0, 82, 217, 0.6);
}

.footer-links h4,
.footer-contact h4 {
    font-size: 1.3rem;
    margin-bottom: 1.5rem;
    background: linear-gradient(90deg, rgb(0, 82, 217) 0%, rgb(30, 100, 255) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 1rem;
}

.footer-links a {
    color: #333;
    text-decoration: none;
    transition: all 0.3s ease;
    position: relative;
    padding: 0.3rem 0;
}

.footer-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background: linear-gradient(90deg, rgb(0, 82, 217) 0%, rgb(30, 100, 255) 100%);
    transition: width 0.3s ease;
}

.footer-links a:hover::after {
    width: 100%;
}

.footer-links a:hover {
    color: rgb(0, 82, 217);
    padding-left: 10px;
}

.footer-contact p {
    margin-bottom: 1rem;
    color: #333;
    display: flex;
    align-items: center;
}

.footer-contact i {
    color: rgb(0, 82, 217);
    margin-right: 1rem;
    font-size: 1.2rem;
    text-shadow: 0 0 5px rgba(0, 82, 217, 0.3);
}

.footer-bottom {
    border-top: 1px solid rgba(0, 82, 217, 0.2);
    padding-top: 2rem;
    text-align: center;
    color: #333;
    position: relative;
}

.footer-bottom::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, rgba(0, 82, 217, 0.5) 50%, transparent 100%);
}

/* 关于页面 */
.about-section {
    padding: 150px 0 100px;
    background-color: #ffffff;
    position: relative;
}

.about-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 70% 30%, rgba(0, 82, 217, 0.05) 0%, transparent 50%);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.about-text h2 {
    font-size: 2.8rem;
    margin-bottom: 2.5rem;
    color: #000;
    text-shadow: 0 0 10px rgba(0, 82, 217, 0.3);
    background: linear-gradient(90deg, rgb(0, 82, 217) 0%, rgb(30, 100, 255) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.about-text p {
    margin-bottom: 1.8rem;
    line-height: 1.8;
    color: #333;
}

.about-image img {
    width: 100%;
    border-radius: 15px;
    box-shadow: 0 15px 30px rgba(0, 82, 217, 0.2);
    border: 1px solid rgba(0, 82, 217, 0.3);
    transition: all 0.3s ease;
}

.about-image img:hover {
    transform: scale(1.05);
    box-shadow: 0 20px 40px rgba(0, 82, 217, 0.3);
}

.skills-section {
    padding: 100px 0;
    background-color: #ffffff;
    position: relative;
}

.skills-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 70%, rgba(0, 82, 217, 0.05) 0%, transparent 50%);
}

.skills-section h2 {
    text-align: center;
    font-size: 2.8rem;
    margin-bottom: 4rem;
    color: #000;
    text-shadow: 0 0 10px rgba(0, 82, 217, 0.3);
    background: linear-gradient(90deg, rgb(0, 82, 217) 0%, rgb(30, 100, 255) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    position: relative;
    z-index: 1;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2.5rem;
    position: relative;
    z-index: 1;
}

.skill-item {
    background-color: rgba(245, 245, 255, 0.8);
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(0, 82, 217, 0.2);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.skill-item::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent 0%, rgba(0, 82, 217, 0.1) 50%, transparent 100%);
    transform: rotate(45deg);
    transition: all 0.5s ease;
    opacity: 0;
}

.skill-item:hover::before {
    opacity: 1;
    animation: shine 1.5s ease;
}

.skill-item:hover {
    transform: translateY(-15px);
    box-shadow: 0 15px 30px rgba(0, 82, 217, 0.2);
    border-color: rgba(0, 82, 217, 0.5);
}

.skill-item h3 {
    font-size: 1.6rem;
    margin-bottom: 1.5rem;
    background: linear-gradient(90deg, rgb(0, 82, 217) 0%, rgb(30, 100, 255) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.skill-item ul {
    list-style: none;
}

.skill-item li {
    margin-bottom: 0.8rem;
    padding-left: 1.8rem;
    position: relative;
    color: #333;
}

.skill-item li::before {
    content: "•";
    color: rgb(0, 82, 217);
    font-weight: bold;
    position: absolute;
    left: 0;
    text-shadow: 0 0 5px rgba(0, 82, 217, 0.3);
}

/* 服务页面 */
.services-page {
    padding: 150px 0 100px;
    background-color: #ffffff;
    position: relative;
}

.services-page::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(0, 82, 217, 0.05) 0%, rgba(30, 100, 255, 0.05) 50%, rgba(0, 82, 217, 0.05) 100%);
}

.services-page h2 {
    text-align: center;
    font-size: 2.8rem;
    margin-bottom: 4rem;
    color: #000;
    text-shadow: 0 0 10px rgba(0, 82, 217, 0.3);
    background: linear-gradient(90deg, rgb(0, 82, 217) 0%, rgb(30, 100, 255) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    position: relative;
    z-index: 1;
}

.services-detail-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
    position: relative;
    z-index: 1;
}

.service-detail-item {
    background-color: rgba(245, 245, 255, 0.8);
    padding: 2.5rem;
    border-radius: 15px;
    transition: all 0.3s ease;
    border: 1px solid rgba(0, 82, 217, 0.2);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    position: relative;
    overflow: hidden;
}

.service-detail-item::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent 0%, rgba(0, 82, 217, 0.1) 50%, transparent 100%);
    transform: rotate(45deg);
    transition: all 0.5s ease;
    opacity: 0;
}

.service-detail-item:hover::before {
    opacity: 1;
    animation: shine 1.5s ease;
}

.service-detail-item:hover {
    transform: translateY(-15px);
    box-shadow: 0 15px 30px rgba(0, 82, 217, 0.2);
    border-color: rgba(0, 82, 217, 0.5);
}

.service-detail-item i {
    font-size: 3.5rem;
    color: rgb(0, 82, 217);
    margin-bottom: 1.5rem;
    text-shadow: 0 0 10px rgba(0, 82, 217, 0.3);
}

.service-detail-item h3 {
    font-size: 1.6rem;
    margin-bottom: 1.2rem;
    color: #000;
}

.service-detail-item p {
    color: #333;
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.service-detail-item ul {
    list-style: none;
    margin-top: 1.5rem;
}

.service-detail-item li {
    margin-bottom: 0.8rem;
    padding-left: 1.8rem;
    position: relative;
    color: #333;
}

.service-detail-item li::before {
    content: "✓";
    color: rgb(0, 82, 217);
    font-weight: bold;
    position: absolute;
    left: 0;
    text-shadow: 0 0 5px rgba(0, 82, 217, 0.3);
}

/* 作品集页面 */
.portfolio-page {
    padding: 150px 0 100px;
    background-color: #ffffff;
    position: relative;
}

.portfolio-page::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 70%, rgba(0, 82, 217, 0.05) 0%, transparent 50%);
}

.portfolio-page h2 {
    text-align: center;
    font-size: 2.8rem;
    margin-bottom: 4rem;
    color: #000;
    text-shadow: 0 0 10px rgba(0, 82, 217, 0.3);
    background: linear-gradient(90deg, rgb(0, 82, 217) 0%, rgb(30, 100, 255) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    position: relative;
    z-index: 1;
}

.portfolio-filter {
    text-align: center;
    margin-bottom: 4rem;
    position: relative;
    z-index: 1;
}

.filter-btn {
    background-color: rgba(245, 245, 255, 0.8);
    border: 1px solid rgba(0, 82, 217, 0.3);
    color: rgb(0, 82, 217);
    padding: 10px 20px;
    border-radius: 30px;
    margin: 0 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.filter-btn:hover, .filter-btn.active {
    background: linear-gradient(90deg, rgb(0, 82, 217) 0%, rgb(30, 100, 255) 100%);
    color: #ffffff;
    box-shadow: 0 10px 25px rgba(0, 82, 217, 0.4);
    border-color: rgba(0, 82, 217, 0.6);
}

.portfolio-full-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;
    position: relative;
    z-index: 1;
}

/* 博客页面 */
.blog-page {
    padding: 150px 0 100px;
    background-color: #ffffff;
    position: relative;
}

.blog-page::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(0, 82, 217, 0.05) 0%, rgba(30, 100, 255, 0.05) 50%, rgba(0, 82, 217, 0.05) 100%);
}

.blog-page h2 {
    text-align: center;
    font-size: 2.8rem;
    margin-bottom: 4rem;
    color: #000;
    text-shadow: 0 0 10px rgba(0, 82, 217, 0.3);
    background: linear-gradient(90deg, rgb(0, 82, 217) 0%, rgb(30, 100, 255) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    position: relative;
    z-index: 1;
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 3rem;
    position: relative;
    z-index: 1;
}

.blog-item {
    background-color: rgba(245, 245, 255, 0.8);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(0, 82, 217, 0.2);
    transition: all 0.3s ease;
    position: relative;
}

.blog-item::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent 0%, rgba(0, 82, 217, 0.1) 50%, transparent 100%);
    transform: rotate(45deg);
    transition: all 0.5s ease;
    opacity: 0;
}

.blog-item:hover::before {
    opacity: 1;
    animation: shine 1.5s ease;
}

.blog-item:hover {
    transform: translateY(-15px);
    box-shadow: 0 15px 30px rgba(0, 82, 217, 0.2);
    border-color: rgba(0, 82, 217, 0.5);
}

.blog-image {
    height: 200px;
    overflow: hidden;
}

.blog-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: all 0.3s ease;
}

.blog-item:hover .blog-image img {
    transform: scale(1.1);
}

.blog-content {
    padding: 2rem;
}

.blog-meta {
    display: flex;
    justify-content: space-between;
    margin-bottom: 1rem;
    font-size: 0.9rem;
    color: #666;
}

.blog-date {
    color: rgb(0, 82, 217);
    font-weight: bold;
}

.blog-category {
    background-color: rgba(0, 82, 217, 0.1);
    color: rgb(0, 82, 217);
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.8rem;
}

.blog-content h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #000;
    text-shadow: 0 0 5px rgba(0, 82, 217, 0.3);
}

.blog-content p {
    color: #333;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

/* 博客详情页面 */
.blog-post {
    padding: 150px 0 100px;
    background-color: #ffffff;
    position: relative;
}

.blog-post::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(0, 82, 217, 0.05) 0%, rgba(30, 100, 255, 0.05) 50%, rgba(0, 82, 217, 0.05) 100%);
}

.blog-post-header {
    margin-bottom: 3rem;
    position: relative;
    z-index: 1;
}

.blog-post-header h1 {
    font-size: 2.5rem;
    margin: 1rem 0;
    color: #000;
    text-shadow: 0 0 10px rgba(0, 82, 217, 0.3);
    background: linear-gradient(90deg, rgb(0, 82, 217) 0%, rgb(30, 100, 255) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.blog-author {
    display: flex;
    align-items: center;
    margin-top: 1.5rem;
}

.blog-author img {
    border-radius: 50%;
    margin-right: 1rem;
    box-shadow: 0 5px 15px rgba(0, 82, 217, 0.2);
}

.blog-post-content {
    max-width: 800px;
    margin: 0 auto 3rem;
    position: relative;
    z-index: 1;
}

.blog-post-image {
    margin-bottom: 2rem;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 25px rgba(0, 82, 217, 0.2);
}

.blog-post-image img {
    width: 100%;
    height: auto;
    transition: all 0.3s ease;
}

.blog-post-content h2 {
    font-size: 1.8rem;
    margin: 2rem 0 1rem;
    color: rgb(0, 82, 217);
    text-shadow: 0 0 5px rgba(0, 82, 217, 0.3);
}

.blog-post-content h3 {
    font-size: 1.4rem;
    margin: 1.5rem 0 1rem;
    color: #333;
}

.blog-post-content p {
    margin-bottom: 1.5rem;
    line-height: 1.8;
    color: #333;
}

.blog-post-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 2rem 0;
    border-top: 1px solid rgba(0, 82, 217, 0.2);
    border-bottom: 1px solid rgba(0, 82, 217, 0.2);
    margin-bottom: 3rem;
    position: relative;
    z-index: 1;
}

.blog-tags {
    display: flex;
    align-items: center;
}

.blog-tags a {
    background-color: rgba(0, 82, 217, 0.1);
    color: rgb(0, 82, 217);
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.9rem;
    margin-left: 0.5rem;
    text-decoration: none;
    transition: all 0.3s ease;
}

.blog-tags a:hover {
    background-color: rgb(0, 82, 217);
    color: #ffffff;
    transform: translateY(-2px);
}

.blog-share {
    display: flex;
    align-items: center;
}

.blog-share a {
    color: #333;
    margin-left: 1rem;
    font-size: 1.2rem;
    transition: all 0.3s ease;
}

.blog-share a:hover {
    color: rgb(0, 82, 217);
    transform: translateY(-2px);
}

.related-posts {
    position: relative;
    z-index: 1;
}

.related-posts h3 {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    color: #000;
    text-shadow: 0 0 5px rgba(0, 82, 217, 0.3);
}

.related-posts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.related-post-item {
    display: flex;
    align-items: center;
    background-color: rgba(245, 245, 255, 0.8);
    padding: 1rem;
    border-radius: 10px;
    transition: all 0.3s ease;
    border: 1px solid rgba(0, 82, 217, 0.2);
}

.related-post-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 82, 217, 0.2);
    border-color: rgba(0, 82, 217, 0.5);
}

.related-post-item img {
    border-radius: 8px;
    margin-right: 1rem;
    box-shadow: 0 5px 15px rgba(0, 82, 217, 0.2);
}

.related-post-content h4 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: #000;
}

.related-post-content p {
    font-size: 0.9rem;
    color: #666;
    margin: 0;
}

/* 联系页面 */
.contact-page {
    padding: 150px 0 100px;
    background-color: #ffffff;
    position: relative;
}

.contact-page::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(0, 82, 217, 0.05) 0%, rgba(30, 100, 255, 0.05) 50%, rgba(0, 82, 217, 0.05) 100%);
}

.contact-page h2 {
    text-align: center;
    font-size: 2.8rem;
    margin-bottom: 4rem;
    color: #000;
    text-shadow: 0 0 10px rgba(0, 82, 217, 0.3);
    background: linear-gradient(90deg, rgb(0, 82, 217) 0%, rgb(30, 100, 255) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    position: relative;
    z-index: 1;
}

.contact-content {
    display: flex;
    justify-content: center;
    position: relative;
    z-index: 1;
}

.contact-info {
    max-width: 600px;
    width: 100%;
}

.contact-form {
    background-color: rgba(245, 245, 255, 0.8);
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(0, 82, 217, 0.2);
    position: relative;
    overflow: hidden;
}

.contact-form::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent 0%, rgba(0, 82, 217, 0.1) 50%, transparent 100%);
    transform: rotate(45deg);
    transition: all 0.5s ease;
    opacity: 0;
}

.contact-form:hover::before {
    opacity: 1;
    animation: shine 1.5s ease;
}

.form-group {
    margin-bottom: 1.8rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.8rem;
    font-weight: bold;
    color: #000;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 14px;
    border: 1px solid rgba(0, 82, 217, 0.3);
    border-radius: 8px;
    font-size: 1rem;
    background-color: rgba(255, 255, 255, 0.6);
    color: #000;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: rgb(0, 82, 217);
    box-shadow: 0 0 15px rgba(0, 82, 217, 0.3);
}

.form-group textarea {
    resize: vertical;
    min-height: 180px;
}

.contact-info {
    background-color: rgba(245, 245, 255, 0.8);
    color: #000;
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(0, 82, 217, 0.2);
    position: relative;
    overflow: hidden;
}

.contact-info::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent 0%, rgba(0, 82, 217, 0.1) 50%, transparent 100%);
    transform: rotate(45deg);
    transition: all 0.5s ease;
    opacity: 0;
}

.contact-info:hover::before {
    opacity: 1;
    animation: shine 1.5s ease;
}

.contact-info h3 {
    font-size: 1.8rem;
    margin-bottom: 2.5rem;
    background: linear-gradient(90deg, rgb(0, 82, 217) 0%, rgb(30, 100, 255) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.contact-info-item {
    margin-bottom: 2rem;
    display: flex;
    align-items: flex-start;
}

.contact-info-item i {
    font-size: 1.8rem;
    color: rgb(0, 82, 217);
    margin-right: 1.5rem;
    margin-top: 0.25rem;
    text-shadow: 0 0 10px rgba(0, 82, 217, 0.3);
}

.contact-info-item p {
    line-height: 1.8;
    color: #333;
}

.wechat-qr {
    margin-top: 1rem;
    text-align: center;
}

.wechat-qr img {
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0, 82, 217, 0.2);
    transition: all 0.3s ease;
}

.wechat-qr img:hover {
    transform: scale(1.05);
    box-shadow: 0 10px 25px rgba(0, 82, 217, 0.3);
}

/* 动画 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 响应式设计 */
@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background-color: rgba(255, 255, 255, 0.95);
        backdrop-filter: blur(10px);
        flex-direction: column;
        align-items: center;
        padding: 2rem 0;
        transform: translateY(-150%);
        transition: transform 0.3s ease;
        border-bottom: 1px solid rgba(0, 82, 217, 0.2);
        box-shadow: 0 5px 15px rgba(0, 82, 217, 0.1);
    }

    .nav-links.active {
        transform: translateY(0);
    }

    .nav-links li {
        margin: 1rem 0;
    }

    .menu-toggle {
        display: block;
    }

    .hero-content h1 {
        font-size: 2rem;
    }

    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
    }

    .services-grid,
    .portfolio-grid,
    .skills-grid,
    .services-detail-grid,
    .portfolio-full-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 1.8rem;
    }

    .services-preview h2,
    .portfolio-preview h2,
    .tech-stack h2,
    .contact-section h2,
    .about-section h2,
    .skills-section h2,
    .services-page h2,
    .portfolio-page h2,
    .contact-page h2 {
        font-size: 2rem;
    }

    .container {
        width: 95%;
    }
}