/* 
 * 基础样式 - AI科技风格
 */
:root {
    --primary-color: #00bcd4;
    --secondary-color: #121f3d;
    --accent-color: #7b68ee;
    --success-color: #10b981;
    --light-color: #f0f7ff;
    --dark-color: #0a192f;
    --text-color: #e6f1ff;
    --text-light: #f8f9fa;
    --text-dark: #8892b0;
    --font-main: 'PingFang SC', 'Microsoft YaHei', sans-serif;
    --transition: all 0.3s ease;
    --neon-glow: 0 0 10px rgba(0, 188, 212, 0.5), 0 0 20px rgba(0, 188, 212, 0.3);
    --gradient-bg: linear-gradient(135deg, #121f3d 0%, #0a192f 100%);
    --gradient-primary: linear-gradient(135deg, #00bcd4 0%, #0099cc 100%);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--dark-color);
    background-image: 
        radial-gradient(circle at 25% 25%, rgba(123, 104, 238, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 75% 75%, rgba(0, 188, 212, 0.05) 0%, transparent 50%);
    overflow-x: hidden;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

a {
    text-decoration: none;
    color: var(--primary-color);
    transition: var(--transition);
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
    filter: saturate(0.9) brightness(0.95);
    transition: var(--transition);
}

img:hover {
    box-shadow: var(--neon-glow);
    transform: scale(1.02);
}

.btn {
    display: inline-block;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    color: white;
    padding: 12px 30px;
    border-radius: 50px;
    text-transform: uppercase;
    font-weight: 600;
    font-size: 0.9rem;
    letter-spacing: 1px;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn:before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, var(--accent-color), var(--primary-color));
    z-index: -1;
    transition: var(--transition);
    opacity: 0;
}

.btn:hover:before {
    opacity: 1;
}

.btn:hover {
    transform: translateY(-3px);
    box-shadow: var(--neon-glow);
}

.btn i {
    margin-left: 8px;
    transition: transform 0.3s ease;
}

.btn:hover i {
    transform: translateX(5px);
}

/* 强调文字 */
.highlight {
    color: var(--primary-color);
    position: relative;
    font-weight: 600;
}

.highlight::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 30%;
    background-color: rgba(0, 188, 212, 0.1);
    z-index: -1;
}

/* AI粒子背景 */
.ai-particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    pointer-events: none;
    background-image: 
        radial-gradient(rgba(0, 188, 212, 0.1) 2px, transparent 2px),
        radial-gradient(rgba(123, 104, 238, 0.05) 1px, transparent 1px);
    background-position: 0 0, 25px 25px;
    background-size: 50px 50px, 30px 30px;
}

/* 技术徽章 */
.tech-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 20px;
}

.tech-badges span {
    padding: 5px 15px;
    background: rgba(0, 188, 212, 0.1);
    border: 1px solid rgba(0, 188, 212, 0.3);
    border-radius: 20px;
    font-size: 0.8rem;
    color: var(--primary-color);
    display: inline-block;
}

/* 技术高亮标记 */
.tech-highlight {
    color: var(--accent-color);
    font-weight: normal;
    opacity: 0.8;
}

/* 数字电路装饰线 */
.tech-line {
    height: 2px;
    width: 60%;
    margin: 20px auto 0;
    background: linear-gradient(90deg, transparent, var(--primary-color), transparent);
    position: relative;
}

.tech-line:after {
    content: '';
    position: absolute;
    width: 8px;
    height: 8px;
    background-color: var(--primary-color);
    border-radius: 50%;
    top: -3px;
    left: 50%;
    transform: translateX(-50%);
    box-shadow: var(--neon-glow);
}

/* 数字电路装饰 */
.digital-circuit {
    position: absolute;
    bottom: 30px;
    left: 0;
    width: 100%;
    height: 80px;
    pointer-events: none;
    background-image: linear-gradient(90deg, transparent, var(--primary-color), transparent);
    background-size: 100% 1px;
    background-repeat: no-repeat;
    background-position: center;
    opacity: 0.5;
}

.digital-circuit:before,
.digital-circuit:after {
    content: '';
    position: absolute;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background-color: var(--primary-color);
    box-shadow: var(--neon-glow);
    animation: pulseNodes 2s infinite alternate;
}

.digital-circuit:before {
    left: 30%;
    top: 50%;
}

.digital-circuit:after {
    right: 30%;
    top: 50%;
}

@keyframes pulseNodes {
    0% { transform: scale(1); opacity: 0.5; }
    100% { transform: scale(1.5); opacity: 1; }
}

/* 价值观图标 */
.value-icon {
    font-size: 2.5rem;
    margin-bottom: 20px;
    color: var(--primary-color);
    text-shadow: var(--neon-glow);
}

/* 页脚装饰 */
.tech-decoration {
    margin-top: 10px;
    font-size: 1.5rem;
    color: var(--primary-color);
    opacity: 0.5;
}

/* 
 * 头部样式
 */
header {
    position: fixed;
    width: 100%;
    top: 0;
    left: 0;
    padding: 20px 0;
    z-index: 1000;
    background-color: rgba(10, 25, 47, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 188, 212, 0.1);
    transition: var(--transition);
}

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

.logo h1 {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-color);
    text-shadow: var(--neon-glow);
    letter-spacing: 1px;
}

.logo img {
    max-height: 50px;
    width: auto;
    display: block;
    background-color: white;
    padding: 5px;
    border-radius: 5px;
    box-shadow: 0 0 10px rgba(255, 255, 255, 0.3);
}

.logo-text {
    font-size: 2rem;
    font-weight: 700;
    padding: 8px 15px;
    background: linear-gradient(90deg, var(--light-color), var(--primary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 0 15px rgba(255, 255, 255, 0.5);
    letter-spacing: 1px;
    position: relative;
    display: inline-block;
}

.logo-text:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), transparent);
    box-shadow: 0 0 10px rgba(0, 188, 212, 0.8);
}

.logo-text span {
    font-weight: 800;
    color: white;
    background: var(--accent-color);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

nav ul {
    display: flex;
}

nav ul li {
    margin-left: 30px;
}

nav ul li a {
    color: var(--text-light);
    font-weight: 500;
    position: relative;
}

nav ul li a:hover {
    color: var(--primary-color);
    text-shadow: var(--neon-glow);
}

nav ul li a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), transparent);
    left: 0;
    bottom: -5px;
    transition: var(--transition);
}

nav ul li a:hover::after {
    width: 100%;
}

/* 
 * 英雄区域
 */
.hero {
    height: 100vh;
    background: linear-gradient(rgba(10, 25, 47, 0.8), rgba(18, 31, 61, 0.9)), url('https://images.unsplash.com/photo-1584949091598-c31daaaa4aa9?ixlib=rb-1.2.1&auto=format&fit=crop&w=1950&q=80');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    display: flex;
    align-items: center;
    text-align: center;
    color: var(--text-light);
    position: relative;
    overflow: hidden;
}

.hero:before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="100" height="100" viewBox="0 0 100 100"><rect width="100" height="100" fill="none" stroke="%2300BCD4" stroke-width="0.5" stroke-opacity="0.1"/></svg>');
    opacity: 0.2;
}

.hero h2 {
    font-size: 3.5rem;
    margin-bottom: 20px;
    animation: fadeInDown 1s ease;
    text-shadow: var(--neon-glow);
}

.typed-text::after {
    content: '|';
    animation: blink 0.7s infinite;
}

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

.hero p {
    font-size: 1.5rem;
    margin-bottom: 40px;
    animation: fadeInUp 1s ease 0.3s;
    animation-fill-mode: both;
    color: var(--text-light);
}

.hero .btn {
    animation: fadeInUp 1s ease 0.6s;
    animation-fill-mode: both;
}

/* 
 * 通用区域样式
 */
.section {
    padding: 100px 0;
    position: relative;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 60px;
    position: relative;
    color: var(--primary-color);
    text-shadow: var(--neon-glow);
}

.section-title::after {
    content: '';
    position: absolute;
    width: 80px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    box-shadow: var(--neon-glow);
}

.bg-light {
    background-color: var(--secondary-color);
}

/* 
 * 关于我们区域
 */
.about-content {
    display: flex;
    align-items: center;
    gap: 50px;
}

.about-text, .about-image {
    flex: 1;
}

.about-text p {
    margin-bottom: 20px;
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-dark);
}

/* 
 * 服务区域
 */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.service-card {
    background: rgba(12, 30, 57, 0.5);
    padding: 40px 30px;
    border-radius: 10px;
    text-align: center;
    transition: var(--transition);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(0, 188, 212, 0.1);
    backdrop-filter: blur(5px);
    position: relative;
    overflow: hidden;
}

.service-card:before {
    content: '';
    position: absolute;
    top: -100%;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, transparent 0%, rgba(0, 188, 212, 0.1) 100%);
    transition: all 0.6s ease;
}

.service-card:hover:before {
    top: 0;
    left: 0;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2), var(--neon-glow);
    border: 1px solid rgba(0, 188, 212, 0.3);
}

.service-icon {
    font-size: 3rem;
    margin-bottom: 20px;
    color: var(--primary-color);
    text-shadow: var(--neon-glow);
}

.service-card h3 {
    margin-bottom: 15px;
    font-size: 1.5rem;
    color: var(--text-light);
}

.service-card p {
    color: var(--text-dark);
}

/* 
 * 价格方案区域
 */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.pricing-card {
    background: rgba(12, 30, 57, 0.5);
    padding: 40px 30px;
    border-radius: 15px;
    text-align: center;
    transition: var(--transition);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(0, 188, 212, 0.1);
    backdrop-filter: blur(5px);
    position: relative;
    overflow: hidden;
}

.pricing-card.featured {
    border: 2px solid var(--primary-color);
    transform: scale(1.05);
    box-shadow: 0 10px 30px rgba(0, 188, 212, 0.2);
}

.pricing-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2), var(--neon-glow);
    border: 1px solid rgba(0, 188, 212, 0.3);
}

.pricing-card.featured:hover {
    transform: scale(1.05) translateY(-10px);
}

.pricing-badge {
    position: absolute;
    top: -10px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient-primary);
    color: white;
    padding: 5px 20px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.pricing-header {
    margin-bottom: 30px;
}

.pricing-header h3 {
    font-size: 1.5rem;
    color: var(--text-light);
    margin-bottom: 15px;
}

.price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 5px;
    margin-bottom: 10px;
}

.amount {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary-color);
    text-shadow: var(--neon-glow);
}

.currency {
    font-size: 1.2rem;
    color: var(--text-dark);
    font-weight: 500;
}

.savings {
    font-size: 0.9rem;
    color: var(--success-color);
    font-weight: 600;
    margin-top: 5px;
}

.pricing-features {
    margin-bottom: 30px;
}

.pricing-features ul {
    list-style: none;
    padding: 0;
}

.pricing-features li {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    margin-bottom: 15px;
    color: var(--text-dark);
    font-size: 1rem;
}

.pricing-features i {
    color: var(--success-color);
    margin-right: 10px;
    font-size: 0.9rem;
}

.pricing-card .btn {
    width: 100%;
    margin-top: 20px;
}

/* 
 * 企业文化区域
 */
.values-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.value-item {
    text-align: center;
    padding: 40px 30px;
    background: rgba(12, 30, 57, 0.5);
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
    border: 1px solid rgba(0, 188, 212, 0.1);
    backdrop-filter: blur(5px);
}

.value-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2), var(--neon-glow);
    border: 1px solid rgba(0, 188, 212, 0.3);
}

.value-item h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: var(--primary-color);
    text-shadow: var(--neon-glow);
}

.value-item p {
    color: var(--text-dark);
}

/* 
 * 联系我们区域
 */
.contact-container {
    display: flex;
    gap: 50px;
    align-items: center;
}

.contact-info, .contact-image {
    flex: 1;
}

.contact-item {
    display: flex;
    align-items: center;
    margin-bottom: 25px;
}

.contact-item i {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-right: 15px;
    width: 40px;
    height: 40px;
    background-color: rgba(0, 188, 212, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--neon-glow);
}

.contact-item p {
    color: var(--text-dark);
}

/* 
 * 资源区域
 */
.resources-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.resource-item {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(0, 188, 212, 0.2);
    border-radius: 15px;
    padding: 30px;
    text-align: center;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.resource-item:before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 188, 212, 0.1) 0%, rgba(123, 104, 238, 0.1) 100%);
    opacity: 0;
    transition: var(--transition);
    z-index: -1;
}

.resource-item:hover:before {
    opacity: 1;
}

.resource-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--neon-glow);
    border-color: var(--primary-color);
}

.resource-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 2rem;
    color: white;
    box-shadow: var(--neon-glow);
}

.resource-item h3 {
    color: var(--text-light);
    font-size: 1.5rem;
    margin-bottom: 15px;
    font-weight: 600;
}

.resource-item p {
    color: var(--text-dark);
    margin-bottom: 25px;
    line-height: 1.6;
}

.resource-item .btn {
    margin-top: 10px;
}

/* 
 * 页脚区域
 */
footer {
    background-color: var(--secondary-color);
    color: var(--text-light);
    padding: 30px 0;
    text-align: center;
    border-top: 1px solid rgba(0, 188, 212, 0.1);
}

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

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

@keyframes glowing {
    0% { box-shadow: 0 0 5px rgba(0, 188, 212, 0.5); }
    50% { box-shadow: 0 0 20px rgba(0, 188, 212, 0.8); }
    100% { box-shadow: 0 0 5px rgba(0, 188, 212, 0.5); }
}

/* 
 * 响应式设计
 */
@media (max-width: 992px) {
    .about-content, .contact-container {
        flex-direction: column;
    }
    
    .about-image, .contact-image {
        margin-top: 40px;
    }
    
    .hero h2 {
        font-size: 2.8rem;
    }
    
    .hero p {
        font-size: 1.3rem;
    }
}

@media (max-width: 768px) {
    header {
        padding: 15px 0;
    }
    
    nav ul {
        display: none;
    }
    
    .section {
        padding: 70px 0;
    }
    
    .hero h2 {
        font-size: 2.2rem;
    }
    
    .hero p {
        font-size: 1.1rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .tech-badges {
        justify-content: center;
    }
}