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

body {
    font-family: 'Noto Sans SC', sans-serif;
    background: #0a0a0a;
    color: #fff;
    line-height: 1.6;
    overflow-x: hidden;
}

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

.section {
    padding: 100px 0;
    position: relative;
}

.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 20px;
    font-weight: 800;
    position: relative;
    z-index: 2;
}

.section-title span {
    color: #4cc9f0;
    position: relative;
}

.section-title span::after {
    content: '';
    position: absolute;
    bottom: 5px;
    left: 0;
    width: 100%;
    height: 8px;
    background: rgba(76, 201, 240, 0.2);
    z-index: -1;
}

.section-subtitle {
    text-align: center;
    color: #aaa;
    font-size: 1.1rem;
    max-width: 700px;
    margin: 0 auto 60px;
    line-height: 1.6;
}

/* 导航栏 */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(15px);
    z-index: 1000;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
}

.logo img {
    height: 50px;
    width: auto;
    transition: transform 0.3s ease;
}

.logo img:hover {
    transform: scale(1.05);
}

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

.nav-menu li a {
    color: #ddd;
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
}

.nav-menu li a i {
    margin-right: 6px;
    font-size: 14px;
}

.nav-menu li a:hover {
    color: #4cc9f0;
}

.nav-toggle {
    display: none;
    font-size: 24px;
    color: white;
    cursor: pointer;
    padding: 5px;
}

/* Hero区域 */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    background: linear-gradient(135deg, 
        rgba(10, 10, 20, 0.9) 0%,
        rgba(20, 20, 30, 0.8) 100%);
    overflow: hidden;
    padding-top: 80px;
}

.hero-content {
    text-align: center;
    position: relative;
    z-index: 2;
    max-width: 800px;
    padding: 0 20px;
}

.hero-brand-image {
    margin-bottom: 40px;
    animation: float 6s ease-in-out infinite;
}

.hero-brand-image img {
    max-width: 100%;
    height: auto;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    font-size: 1.3rem;
    color: #aaa;
    margin-bottom: 40px;
    line-height: 1.6;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 18px 40px;
    background: linear-gradient(135deg, #4361ee, #3a0ca3);
    color: white;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    box-shadow: 0 10px 20px rgba(67, 97, 238, 0.3);
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 25px rgba(67, 97, 238, 0.4);
    background: linear-gradient(135deg, #3a0ca3, #4361ee);
}

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

.cta-button:hover i {
    transform: translateX(5px);
}

.scroll-hint-container {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
}

.scroll-hint {
    color: #fff;
    text-decoration: none;
    font-size: 1.5rem;
    animation: bounce 2s infinite;
    display: block;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-visual {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
    overflow: hidden;
}

.shape {
    position: absolute;
    background: linear-gradient(45deg, #4361ee, #4cc9f0);
    border-radius: 50%;
    opacity: 0.1;
    animation: float 20s infinite linear;
}

.shape-1 {
    width: 300px;
    height: 300px;
    top: 10%;
    left: 10%;
    animation-delay: 0s;
}

.shape-2 {
    width: 200px;
    height: 200px;
    bottom: 20%;
    right: 10%;
    animation-delay: 5s;
    background: linear-gradient(45deg, #f72585, #f5576c);
}

.shape-3 {
    width: 150px;
    height: 150px;
    top: 50%;
    left: 5%;
    animation-delay: 10s;
    background: linear-gradient(45deg, #7209b7, #4361ee);
}

/* 关于我们 */
.about-section {
    background: linear-gradient(135deg, 
        rgba(15, 15, 25, 0.9) 0%,
        rgba(25, 25, 35, 0.9) 100%);
    position: relative;
    overflow: hidden;
}

.about-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, #4361ee, #3a0ca3, #7209b7);
    z-index: 1;
}

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

.about-text h3 {
    font-size: 1.8rem;
    color: #fff;
    margin-bottom: 25px;
    font-weight: 600;
    line-height: 1.3;
}

.about-text p {
    color: #aaa;
    margin-bottom: 20px;
    line-height: 1.7;
    font-size: 1.05rem;
}

.about-text strong {
    color: #4cc9f0;
    font-weight: 600;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 40px;
}

.stat {
    text-align: center;
    background: rgba(255, 255, 255, 0.03);
    padding: 25px 20px;
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: transform 0.3s ease;
}

.stat:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.05);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: #4cc9f0;
    line-height: 1;
    margin-bottom: 10px;
}

.stat-number span {
    font-size: 1.5rem;
    color: #aaa;
}

.stat-text {
    color: #aaa;
    font-size: 0.9rem;
    font-weight: 500;
}

.about-poster {
    background: linear-gradient(135deg, 
        rgba(40, 40, 50, 0.9) 0%,
        rgba(30, 30, 40, 0.9) 100%);
    border-radius: 20px;
    padding: 40px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
    position: relative;
    overflow: hidden;
}

.about-poster::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, #4cc9f0, #4361ee);
}

.poster-content h3 {
    font-size: 1.6rem;
    color: #fff;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.poster-content h3 i {
    color: #4cc9f0;
}

.poster-content p {
    color: #bbb;
    margin-bottom: 25px;
    line-height: 1.7;
}

.poster-features {
    list-style: none;
}

.poster-features li {
    color: #ddd;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.05rem;
}

.poster-features li i {
    color: #4cc9f0;
    font-size: 1.2rem;
}

/* 核心业务 */
.services-section {
    background: linear-gradient(135deg, 
        rgba(20, 20, 30, 0.9) 0%,
        rgba(10, 10, 20, 0.9) 100%);
    position: relative;
    overflow: hidden;
}

.services-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, #7209b7, #f72585, #4cc9f0);
    z-index: 1;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
    margin-top: 50px;
}

.service-card {
    background: linear-gradient(145deg, 
        rgba(40, 40, 50, 0.9) 0%,
        rgba(30, 30, 40, 0.9) 100%);
    border-radius: 20px;
    padding: 40px 30px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--card-color, #4361ee);
    opacity: 0.8;
    transition: opacity 0.3s ease;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 30px 50px rgba(0, 0, 0, 0.3);
    border-color: rgba(255, 255, 255, 0.1);
}

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

.service-icon {
    font-size: 3.5rem;
    color: var(--card-color, #4361ee);
    margin-bottom: 25px;
    display: inline-block;
    transition: transform 0.3s ease;
}

.service-card:hover .service-icon {
    transform: scale(1.1);
}

.service-card h3 {
    font-size: 1.5rem;
    color: #fff;
    margin-bottom: 20px;
    font-weight: 600;
}

.service-card p {
    color: #bbb;
    line-height: 1.7;
    font-size: 1.05rem;
}

.service-card strong {
    color: var(--card-color, #4cc9f0);
    font-weight: 600;
}

/* 创意案例 */
.portfolio-section {
    background: linear-gradient(135deg, 
        rgba(15, 15, 25, 0.9) 0%,
        rgba(25, 25, 35, 0.9) 100%);
    position: relative;
    overflow: hidden;
}

.portfolio-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, #4cc9f0, #4361ee, #7209b7);
    z-index: 1;
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
    margin-top: 50px;
}

.portfolio-item {
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
    height: 400px;
    position: relative;
}

.portfolio-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 30px 50px rgba(0, 0, 0, 0.4);
}

.portfolio-img {
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    position: relative;
    transition: transform 0.5s ease;
}

.portfolio-item:hover .portfolio-img {
    transform: scale(1.05);
}

.portfolio-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, 
        rgba(0, 0, 0, 0.9) 0%,
        rgba(0, 0, 0, 0.7) 50%,
        rgba(0, 0, 0, 0) 100%);
    padding: 30px;
    color: white;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.3s ease;
}

.portfolio-item:hover .portfolio-overlay {
    opacity: 1;
    transform: translateY(0);
}

.portfolio-overlay h3 {
    font-size: 1.4rem;
    margin-bottom: 10px;
    color: #fff;
}

.portfolio-overlay p {
    color: #aaa;
    font-size: 0.95rem;
    line-height: 1.6;
}

/* 联系我们 */
.contact-section {
    background: linear-gradient(135deg, 
        rgba(20, 20, 30, 0.9) 0%,
        rgba(10, 10, 20, 0.9) 100%);
    position: relative;
    overflow: hidden;
}

.contact-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, #4361ee, #4cc9f0, #4895ef);
    z-index: 1;
}

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

.contact-info h3 {
    font-size: 1.8rem;
    color: #fff;
    margin-bottom: 25px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.contact-info h3 i {
    color: #4cc9f0;
}

.contact-info > p {
    color: #aaa;
    margin-bottom: 40px;
    line-height: 1.7;
    font-size: 1.1rem;
}

.contact-details {
    margin-bottom: 40px;
}

.contact-details p {
    color: #ddd;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.1rem;
}

.contact-details i {
    color: #4cc9f0;
    width: 20px;
    text-align: center;
}

.contact-details strong {
    color: #fff;
    font-weight: 600;
    min-width: 100px;
}

.contact-details a {
    color: #4cc9f0;
    text-decoration: none;
    transition: color 0.3s ease;
}

.contact-details a:hover {
    color: #fff;
    text-decoration: underline;
}

.qrcode {
    text-align: center;
    background: rgba(255, 255, 255, 0.03);
    padding: 30px;
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.qrcode img {
    max-width: 200px;
    height: auto;
    margin-bottom: 15px;
    border-radius: 10px;
}

.qrcode p {
    color: #aaa;
    font-size: 0.9rem;
}

.contact-form {
    background: linear-gradient(145deg, 
        rgba(40, 40, 50, 0.9) 0%,
        rgba(30, 30, 40, 0.9) 100%);
    border-radius: 20px;
    padding: 40px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

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

.form-group label {
    display: block;
    color: #fff;
    margin-bottom: 8px;
    font-weight: 500;
    font-size: 1.1rem;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 15px 20px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    color: #fff;
    font-size: 1rem;
    transition: all 0.3s ease;
    font-family: 'Noto Sans SC', sans-serif;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: #4cc9f0;
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 0 0 3px rgba(76, 201, 240, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #888;
}

.submit-btn {
    width: 100%;
    padding: 18px 30px;
    background: linear-gradient(135deg, #4361ee, #3a0ca3);
    color: white;
    border: none;
    border-radius: 10px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.submit-btn:hover {
    background: linear-gradient(135deg, #3a0ca3, #4361ee);
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(67, 97, 238, 0.3);
}

/* 页脚 */
.footer {
    background: #0a0a0a;
    padding: 50px 0 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

.footer-logo {
    flex: 1;
}

.logo-mini {
    color: #4cc9f0;
    font-size: 24px;
    font-weight: bold;
    margin-bottom: 5px;
}

.footer-logo p {
    color: #888;
    font-size: 0.9rem;
}

.footer-links {
    display: flex;
    gap: 30px;
}

.footer-links a {
    color: #888;
    text-decoration: none;
    transition: color 0.3s ease;
    font-size: 0.95rem;
}

.footer-links a:hover {
    color: #4cc9f0;
}

.footer-social {
    display: flex;
    gap: 20px;
}

.footer-social a {
    color: #888;
    font-size: 20px;
    transition: all 0.3s ease;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    display: flex;
    align-items: center;
    justify-content: center;
}

.footer-social a:hover {
    color: #4cc9f0;
    background: rgba(76, 201, 240, 0.1);
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    color: #666;
    font-size: 14px;
}

.footer-bottom p {
    margin-bottom: 8px;
}

/* 动画 */
@keyframes float {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    50% {
        transform: translateY(-20px) rotate(180deg);
    }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-10px);
    }
    60% {
        transform: translateY(-5px);
    }
}

.scale-in {
    animation: scaleIn 1s ease-out;
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* 响应式设计 */
@media (max-width: 1100px) {
    .about-grid,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 60px;
    }
    
    .services-grid,
    .portfolio-grid {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 80px;
        left: 0;
        right: 0;
        background: rgba(10, 10, 10, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        align-items: center;
        padding: 20px 0;
        gap: 0;
        display: none;
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .nav-menu li {
        width: 100%;
        text-align: center;
        padding: 15px 0;
        border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    }
    
    .nav-toggle {
        display: block;
    }
    
    .section {
        padding: 80px 0;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .about-stats {
        grid-template-columns: 1fr;
    }
    
    .services-grid,
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    
    .service-card,
    .contact-form {
        padding: 30px 20px;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 30px;
        text-align: center;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 15px;
    }
    
    .footer-social {
        justify-content: center;
    }
    
    .portfolio-overlay {
        opacity: 1;
        transform: translateY(0);
    }
    
    .contact-details p {
        flex-direction: column;
        align-items: flex-start;
        gap: 5px;
    }
    
    .contact-details strong {
        min-width: auto;
    }
}

/* 打印样式 */
@media print {
    .navbar,
    .footer,
    .cta-button,
    .contact-form,
    .nav-toggle,
    .scroll-hint-container {
        display: none !important;
    }
    
    body {
        background: white;
        color: black;
    }
    
    .section {
        padding: 50px 0;
        page-break-inside: avoid;
    }
    
    a {
        color: black;
        text-decoration: none;
    }
}