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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #e4e4e7;
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a1a 25%, #2a2a2a 50%, #1a1a1a 75%, #0a0a0a 100%);
    background-size: 400% 400%;
    animation: gradientBg 15s ease infinite;
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 20% 80%, rgba(0, 255, 136, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(255, 107, 0, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(138, 43, 226, 0.04) 0%, transparent 50%);
    pointer-events: none;
    z-index: -1;
}

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

/* 容器 */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 液态玻璃效果 */
.glass-effect {
    background: rgba(255, 255, 255, 0.02);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4), 0 2px 8px rgba(0, 255, 136, 0.1);
    position: relative;
}

.glass-effect::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(0, 255, 136, 0.3), transparent);
    border-radius: 12px 12px 0 0;
}

.glass-button {
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.glass-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 255, 136, 0.2), transparent);
    transition: left 0.5s ease;
}

.glass-button:hover::before {
    left: 100%;
}

.glass-button:hover {
    background: rgba(255, 255, 255, 0.08);
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2), 0 5px 15px rgba(0, 255, 136, 0.3);
    border-color: rgba(0, 255, 136, 0.4);
}

/* 导航栏 */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    padding: 15px 0;
    transition: all 0.3s ease;
    background: rgba(10, 10, 10, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-img {
    width: 32px;
    height: 32px;
    object-fit: contain;
    filter: brightness(1.1) drop-shadow(0 0 8px rgba(0, 255, 136, 0.3));
    transition: all 0.3s ease;
}

.logo-img:hover {
    filter: brightness(1.3) drop-shadow(0 0 12px rgba(0, 255, 136, 0.5));
    transform: scale(1.05);
}

.nav-logo h2 {
    color: white;
    font-size: 1.4rem;
    font-weight: 700;
    margin: 0;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-link {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
    font-size: 0.95rem;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(45deg, #00ff88, #00d4aa);
    transition: width 0.3s ease;
}

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

.nav-link:hover {
    color: #00ff88;
}

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

.bar {
    width: 25px;
    height: 3px;
    background: white;
    margin: 3px 0;
    transition: 0.3s;
    border-radius: 3px;
}

/* 英雄区 */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding: 100px 0 0;
    margin: 0;
}

.hero-content {
    flex: 1;
    max-width: 600px;
    z-index: 2;
    margin-left: 380px;
    padding-left: 0px;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
}

.gradient-text {
    background: linear-gradient(45deg, #00ff88, #00d4aa);
    background-size: 200% 200%;
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: gradientShift 3s ease-in-out infinite alternate;
}

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

.hero-subtitle {
    font-size: 1.5rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 15px;
    font-weight: 500;
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
}

.hero-description {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 40px;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.btn {
    padding: 15px 30px;
    border: none;
    border-radius: 15px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(45deg, #00ff88, #00d4aa);
    color: #0a0a0a;
    font-weight: 600;
    box-shadow: 0 4px 15px rgba(0, 255, 136, 0.3);
    position: relative;
    overflow: hidden;
}

.btn-primary::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 0.5s ease;
}

.btn-primary:hover {
    background: linear-gradient(45deg, #00e67a, #00c49a);
    box-shadow: 0 6px 20px rgba(0, 255, 136, 0.4);
    transform: translateY(-2px);
}

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

.btn-secondary {
    color: white;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 107, 0, 0.4);
    position: relative;
    overflow: hidden;
}

.btn-secondary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 107, 0, 0.2), transparent);
    transition: left 0.5s ease;
}

.btn-secondary:hover {
    background: rgba(255, 107, 0, 0.1);
    border-color: rgba(255, 107, 0, 0.6);
    box-shadow: 0 4px 15px rgba(255, 107, 0, 0.3);
    transform: translateY(-2px);
}

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

.hero-visual {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

/* 浮动元素 */
.floating-elements {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.float-element {
    position: absolute;
    width: 6px;
    height: 6px;
    background: radial-gradient(circle, rgba(0, 255, 136, 0.8) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 6s ease-in-out infinite;
    box-shadow: 0 0 10px rgba(0, 255, 136, 0.4);
}

.float-element::before {
    content: '';
    position: absolute;
    top: -3px;
    left: -3px;
    width: 12px;
    height: 12px;
    background: radial-gradient(circle, rgba(255, 107, 0, 0.4) 0%, transparent 70%);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite alternate;
}

@keyframes pulse {
    0% {
        transform: scale(1);
        opacity: 0.7;
    }
    100% {
        transform: scale(1.5);
        opacity: 0.3;
    }
}

.float-1 {
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.float-2 {
    top: 60%;
    left: 80%;
    animation-delay: 2s;
}

.float-3 {
    top: 80%;
    left: 20%;
    animation-delay: 4s;
}

.float-4 {
    top: 30%;
    left: 70%;
    animation-delay: 1s;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}

/* 粒子网络动画 */
.particle-network {
    position: relative;
    width: 500px;
    height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
}

#networkCanvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

/* 浮动代码块 */
.floating-code {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 3;
    background: rgba(0, 0, 0, 0.8);
    border: 1px solid rgba(0, 255, 136, 0.3);
    border-radius: 8px;
    padding: 20px;
    backdrop-filter: blur(10px);
    animation: floatCode 4s ease-in-out infinite;
    box-shadow: 0 0 30px rgba(0, 255, 136, 0.2);
}

.code-block {
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 14px;
    line-height: 1.4;
}

.code-line {
    display: block;
    margin-bottom: 4px;
    animation: typewriter 0.5s ease-in-out;
}

.code-line:nth-child(1) { animation-delay: 0s; }
.code-line:nth-child(2) { animation-delay: 0.5s; }
.code-line:nth-child(3) { animation-delay: 1s; }
.code-line:nth-child(4) { animation-delay: 1.5s; }

.keyword {
    color: #ff6b00;
    font-weight: 600;
}

.variable {
    color: #00d4aa;
}

.function {
    color: #00ff88;
}

.string {
    color: #8a2be2;
}

@keyframes floatCode {
    0%, 100% {
        transform: translate(-50%, -50%) translateY(0px) rotateY(0deg);
    }
    50% {
        transform: translate(-50%, -50%) translateY(-10px) rotateY(5deg);
    }
}

@keyframes typewriter {
    0% {
        opacity: 0;
        transform: translateX(-10px);
    }
    100% {
        opacity: 1;
        transform: translateX(0);
    }
}

/* 几何图形 */
.geometric-shapes {
    position: absolute;
    width: 100%;
    height: 100%;
    z-index: 2;
}

.shape {
    position: absolute;
    border: 2px solid rgba(0, 255, 136, 0.3);
    background: rgba(0, 255, 136, 0.05);
}

.shape-1 {
    width: 80px;
    height: 80px;
    top: 10%;
    left: 20%;
    border-radius: 50%;
    animation: rotateShape1 8s linear infinite;
}

.shape-2 {
    width: 60px;
    height: 60px;
    top: 20%;
    right: 15%;
    transform: rotate(45deg);
    animation: rotateShape2 6s linear infinite reverse;
}

.shape-3 {
    width: 100px;
    height: 100px;
    bottom: 20%;
    left: 10%;
    clip-path: polygon(50% 0%, 0% 100%, 100% 100%);
    animation: rotateShape3 10s linear infinite;
}

.shape-4 {
    width: 70px;
    height: 70px;
    bottom: 10%;
    right: 20%;
    border-radius: 20%;
    animation: rotateShape4 7s linear infinite reverse;
}

@keyframes rotateShape1 {
    0% {
        transform: rotate(0deg) scale(1);
        box-shadow: 0 0 10px rgba(0, 255, 136, 0.3);
    }
    50% {
        transform: rotate(180deg) scale(1.1);
        box-shadow: 0 0 20px rgba(0, 255, 136, 0.5);
    }
    100% {
        transform: rotate(360deg) scale(1);
        box-shadow: 0 0 10px rgba(0, 255, 136, 0.3);
    }
}

@keyframes rotateShape2 {
    0% {
        transform: rotate(45deg) translateY(0px);
        border-color: rgba(0, 255, 136, 0.3);
    }
    50% {
        transform: rotate(225deg) translateY(-10px);
        border-color: rgba(255, 107, 0, 0.5);
    }
    100% {
        transform: rotate(405deg) translateY(0px);
        border-color: rgba(0, 255, 136, 0.3);
    }
}

@keyframes rotateShape3 {
    0% {
        transform: rotate(0deg);
        filter: hue-rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
        filter: hue-rotate(360deg);
    }
}

@keyframes rotateShape4 {
    0% {
        transform: scale(1) rotate(0deg);
        border-radius: 20%;
    }
    25% {
        transform: scale(1.1) rotate(90deg);
        border-radius: 50%;
    }
    50% {
        transform: scale(0.9) rotate(180deg);
        border-radius: 10%;
    }
    75% {
        transform: scale(1.1) rotate(270deg);
        border-radius: 50%;
    }
    100% {
        transform: scale(1) rotate(360deg);
        border-radius: 20%;
    }
}

/* 通用样式 */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: 15px;
}

.section-subtitle {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.6);
    max-width: 600px;
    margin: 0 auto;
}

/* 服务区 */
.services {
    padding: 100px 0;
    position: relative;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.service-card {
    padding: 40px 30px;
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.05);
    background: rgba(255, 255, 255, 0.01);
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 255, 136, 0.05), transparent);
    transition: left 0.5s ease;
}

.service-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, rgba(0, 255, 136, 0.8), transparent);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4), 0 10px 20px rgba(0, 255, 136, 0.2);
    border-color: rgba(0, 255, 136, 0.3);
    background: rgba(255, 255, 255, 0.02);
}

.service-card:hover::before {
    left: 100%;
}

.service-card:hover::after {
    opacity: 1;
}

.service-icon {
    font-size: 3rem;
    background: linear-gradient(45deg, #00ff88, #00d4aa);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 20px;
}

.service-card h3 {
    font-size: 1.5rem;
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: 15px;
    font-weight: 600;
}

.service-card p {
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 20px;
    line-height: 1.6;
}

.service-features {
    list-style: none;
    text-align: left;
}

.service-features li {
    color: rgba(255, 255, 255, 0.5);
    padding: 5px 0;
    position: relative;
    padding-left: 20px;
}

.service-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #00ff88;
    font-weight: bold;
}

/* 关于我们 */
.about {
    padding: 100px 0;
    position: relative;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-description {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 40px;
    line-height: 1.8;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.stat-item {
    text-align: center;
    padding: 30px 20px;
    transition: all 0.3s ease;
}

.stat-item:hover {
    transform: translateY(-5px);
}

.stat-item h3 {
    font-size: 2.5rem;
    background: linear-gradient(45deg, #00ff88, #00d4aa);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 700;
    margin-bottom: 10px;
}

.stat-item p {
    color: rgba(255, 255, 255, 0.8);
    font-weight: 500;
}

/* 技术栈展示 */
.tech-stack {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
}

.tech-item {
    background: rgba(255, 255, 255, 0.02);
    backdrop-filter: blur(15px);
    border: 1px solid rgba(0, 255, 136, 0.2);
    border-radius: 8px;
    padding: 20px;
    text-align: center;
    color: white;
    font-weight: 500;
    transition: all 0.3s ease;
    animation: techFloat 3s ease-in-out infinite;
    position: relative;
    overflow: hidden;
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
}

.tech-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(0, 255, 136, 0.6), transparent);
}

.tech-item:nth-child(even) {
    animation-delay: 1.5s;
}

.tech-item:hover {
    background: rgba(255, 255, 255, 0.05);
    transform: scale(1.05);
    border-color: rgba(0, 255, 136, 0.4);
    box-shadow: 0 5px 20px rgba(0, 255, 136, 0.2);
}

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

/* 团队 */
.team {
    padding: 100px 0;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.team-member {
    text-align: center;
    padding: 40px 30px;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.05);
    position: relative;
    overflow: hidden;
    background: rgba(255, 255, 255, 0.01);
}

.team-member::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, rgba(138, 43, 226, 0.8), transparent);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.team-member:hover {
    transform: translateY(-10px);
    border-color: rgba(138, 43, 226, 0.3);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3), 0 5px 15px rgba(138, 43, 226, 0.2);
    background: rgba(255, 255, 255, 0.02);
}

.team-member:hover::before {
    opacity: 1;
}

.member-avatar {
    width: 80px;
    height: 80px;
    background: linear-gradient(45deg, #00ff88, #00d4aa, #8a2be2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 2rem;
    color: #0a0a0a;
    box-shadow: 0 4px 20px rgba(0, 255, 136, 0.3);
    font-weight: 600;
}

.team-member h3 {
    font-size: 1.3rem;
    color: white;
    margin-bottom: 10px;
    font-weight: 600;
}

.member-role {
    background: linear-gradient(45deg, #00ff88, #00d4aa);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 600;
    margin-bottom: 15px;
}

.member-desc {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
    line-height: 1.6;
}

/* 联系我们 */
.contact {
    padding: 100px 0;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-description {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.1rem;
    margin-bottom: 40px;
    line-height: 1.8;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 25px;
    transition: all 0.3s ease;
}

.contact-item:hover {
    transform: translateX(10px);
}

.contact-item i {
    font-size: 1.5rem;
    background: linear-gradient(45deg, #00ff88, #00d4aa);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    width: 30px;
}

.contact-item h4 {
    color: white;
    font-size: 1.1rem;
    margin-bottom: 5px;
}

.contact-item p {
    color: rgba(255, 255, 255, 0.8);
}

/* 表单 */
.form {
    padding: 40px;
}

.form-group {
    margin-bottom: 25px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 15px 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.02);
    color: white;
    font-size: 1rem;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(255, 255, 255, 0.4);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #00ff88;
    background: rgba(255, 255, 255, 0.05);
    box-shadow: 0 0 10px rgba(0, 255, 136, 0.3);
}

.form-group select option {
    background: #1a1a1a;
    color: white;
}

/* 页脚 */
.footer {
    padding: 60px 0 30px;
    margin-top: 50px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h3,
.footer-section h4 {
    color: white;
    margin-bottom: 20px;
    font-weight: 600;
}

.footer-section p,
.footer-section li {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.6;
    margin-bottom: 10px;
}

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

.footer-section a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: #00ff88;
}

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    font-size: 1.2rem;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: 30px;
    text-align: center;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 80px;
        flex-direction: column;
        background: rgba(0, 0, 0, 0.9);
        backdrop-filter: blur(10px);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        padding: 20px 0;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-menu li {
        margin: 10px 0;
    }
    
    /* 移动端logo适配 */
    .logo-img {
        width: 28px;
        height: 28px;
    }
    
    .nav-logo h2 {
        font-size: 1.5rem;
    }
    
    .hero {
        flex-direction: column;
        text-align: center;
        padding: 120px 20px 50px;
    }
    
    .hero-content {
        margin-left: 0;
        margin-bottom: 50px;
        padding-left: 20px;
        text-align: center;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    /* 粒子网络移动端适配 */
    .particle-network {
        width: 300px;
        height: 300px;
    }
    
    .floating-code {
        transform: translate(-50%, -50%) scale(0.8);
    }
    
    .code-block {
        font-size: 12px;
    }
    
    .geometric-shapes .shape {
        opacity: 0.7;
    }
    
    .shape-1, .shape-2, .shape-3, .shape-4 {
        transform: scale(0.7);
    }
    
    .services-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .about-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .tech-stack {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .team-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
        text-align: center;
    }
    
    .social-links {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 250px;
    }
    
    .about-stats {
        grid-template-columns: 1fr;
    }
    
    .tech-stack {
        grid-template-columns: 1fr;
    }
}