/* 基础样式重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #e6f1ff;
    background: linear-gradient(135deg, #0a192f 0%, #112240 50%, #0a192f 100%);
    overflow-x: hidden;
}

/* 粒子容器 */
#particles-js {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

/* 导航栏样式 */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(10, 25, 47, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(100, 255, 218, 0.1);
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo .logo-text {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(45deg, #64ffda, #00bcd4);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    text-decoration: none;
    color: #ccd6f6;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: #64ffda;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #64ffda, #00bcd4);
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.bar {
    width: 25px;
    height: 3px;
    background: #64ffda;
    margin: 3px 0;
    transition: 0.3s;
}

/* 英雄区块样式 */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 0 2rem;
}

.hero-content {
    max-width: 1200px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.text-gradient {
    background: linear-gradient(45deg, #64ffda, #00bcd4, #2196f3);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    background-size: 300% 300%;
    animation: gradientShift 3s ease infinite;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: #8892b0;
    margin-bottom: 2rem;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
}

.btn {
    padding: 1rem 2rem;
    border: none;
    border-radius: 5px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    font-family: 'Inter', sans-serif;
}

.btn-primary {
    background: linear-gradient(45deg, #64ffda, #00bcd4);
    color: #0a192f;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(100, 255, 218, 0.3);
}

.btn-secondary {
    background: transparent;
    color: #64ffda;
    border: 2px solid #64ffda;
}

.btn-secondary:hover {
    background: rgba(100, 255, 218, 0.1);
    transform: translateY(-2px);
}

.hero-visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 400px;
}

.floating-cube {
    width: 200px;
    height: 200px;
    background: linear-gradient(45deg, rgba(100, 255, 218, 0.1), rgba(0, 188, 212, 0.1));
    border: 2px solid rgba(100, 255, 218, 0.3);
    border-radius: 15px;
    position: relative;
    animation: float 6s ease-in-out infinite;
}

.floating-cube::before {
    content: '';
    position: absolute;
    top: 10px;
    left: 10px;
    right: 10px;
    bottom: 10px;
    border: 1px solid rgba(100, 255, 218, 0.2);
    border-radius: 10px;
}

.orbiting-dots {
    position: absolute;
    width: 300px;
    height: 300px;
}

.orbiting-dots::before,
.orbiting-dots::after {
    content: '';
    position: absolute;
    width: 12px;
    height: 12px;
    background: #64ffda;
    border-radius: 50%;
    animation: orbit 4s linear infinite;
}

.orbiting-dots::before {
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    animation-delay: 0s;
}

.orbiting-dots::after {
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    animation-delay: 2s;
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
}

.scroll-line {
    width: 2px;
    height: 40px;
    background: linear-gradient(to bottom, #64ffda, transparent);
    animation: scrollBounce 2s infinite;
}

/* 关于区块样式 */
.about {
    padding: 6rem 2rem;
    background: rgba(17, 34, 64, 0.5);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #ccd6f6;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, #64ffda, #00bcd4);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text p {
    font-size: 1.1rem;
    color: #8892b0;
    margin-bottom: 2rem;
    line-height: 1.8;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: #64ffda;
    margin-bottom: 0.5rem;
}

.stat-label {
    color: #8892b0;
    font-size: 0.9rem;
}

.about-geometry {
    display: flex;
    justify-content: center;
    align-items: center;
}

.geometric-pattern {
    width: 300px;
    height: 300px;
    background: 
        linear-gradient(45deg, transparent 49%, rgba(100, 255, 218, 0.1) 50%, transparent 51%),
        linear-gradient(-45deg, transparent 49%, rgba(100, 255, 218, 0.1) 50%, transparent 51%);
    background-size: 20px 20px;
    border-radius: 50%;
    position: relative;
    animation: rotate 20s linear infinite;
}

.geometric-pattern::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 200px;
    height: 200px;
    background: 
        linear-gradient(45deg, transparent 49%, rgba(0, 188, 212, 0.1) 50%, transparent 51%),
        linear-gradient(-45deg, transparent 49%, rgba(0, 188, 212, 0.1) 50%, transparent 51%);
    background-size: 15px 15px;
    border-radius: 50%;
    animation: rotateReverse 15s linear infinite;
}

/* 服务区块样式 */
.services {
    padding: 6rem 2rem;
    background: rgba(10, 25, 47, 0.5);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.service-card {
    background: rgba(23, 42, 69, 0.5);
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid rgba(100, 255, 218, 0.1);
    backdrop-filter: blur(10px);
}

.service-card:hover {
    transform: translateY(-10px);
    border-color: rgba(100, 255, 218, 0.3);
    box-shadow: 0 20px 40px rgba(100, 255, 218, 0.1);
}

.service-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: rgba(100, 255, 218, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #64ffda;
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #ccd6f6;
}

.service-card p {
    color: #8892b0;
    line-height: 1.6;
}

/* 技术栈样式 */
.tech-stack {
    padding: 6rem 2rem;
    background: rgba(17, 34, 64, 0.5);
}

.tech-grid {
    display: grid;
    gap: 1.5rem;
    max-width: 600px;
    margin: 0 auto;
}

.tech-item {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.tech-name {
    min-width: 120px;
    color: #ccd6f6;
    font-weight: 500;
}

.tech-progress {
    flex: 1;
    height: 8px;
    background: rgba(136, 146, 176, 0.2);
    border-radius: 4px;
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background: linear-gradient(90deg, #64ffda, #00bcd4);
    border-radius: 4px;
    width: 0;
    transition: width 2s ease-in-out;
    position: relative;
}

.progress-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: shimmer 2s infinite;
}

/* 页脚样式 */
.footer {
    background: rgba(10, 25, 47, 0.95);
    padding: 2rem 0;
    border-top: 1px solid rgba(100, 255, 218, 0.1);
    margin-top: 4rem;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-info p {
    margin: 0.5rem 0;
    color: #8892b0;
    font-size: 0.9rem;
}

.footer-links {
    display: flex;
    gap: 1.5rem;
}

.footer-link {
    color: #ccd6f6;
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.footer-link:hover {
    color: #64ffda;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .stats-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 1rem;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-links {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .tech-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
    
    .tech-progress {
        width: 100%;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 0.5rem;
    }
}