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

:root {
    --background: #FAFAFA;
    --foreground: #0F172A;
    --muted: #F1F5F9;
    --muted-foreground: #64748B;
    --accent: #0052FF;
    --accent-secondary: #4D7CFF;
    --accent-foreground: #FFFFFF;
    --border: #E2E8F0;
    --card: #FFFFFF;
    
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.07);
    --shadow-lg: 0 10px 15px rgba(0,0,0,0.08);
    --shadow-xl: 0 20px 25px rgba(0,0,0,0.1);
    --shadow-accent: 0 4px 14px rgba(0,82,255,0.25);
}

body {
    font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background-color: var(--background);
    color: var(--foreground);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

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

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo {
    font-size: 24px;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: -0.5px;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 32px;
}

.nav-links a {
    text-decoration: none;
    color: var(--muted-foreground);
    font-weight: 500;
    transition: color 0.2s ease;
    position: relative;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--foreground);
}

.nav-links a.active::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--accent);
}

.cta-button {
    padding: 10px 24px;
    background: var(--accent);
    color: var(--accent-foreground);
    border: none;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.cta-button:hover {
    background: var(--accent-secondary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-accent);
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--foreground);
    transition: 0.3s;
}

/* Hero 区域 */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 72px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 50%, rgba(0, 82, 255, 0.05) 0%, transparent 50%),
                radial-gradient(circle at 70% 80%, rgba(77, 124, 255, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

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

.hero-content {
    animation: fadeInUp 0.8s ease-out;
}

.badge {
    display: inline-block;
    padding: 8px 16px;
    background: var(--muted);
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
    color: var(--accent);
    margin-bottom: 24px;
    letter-spacing: 1px;
}

.hero h1 {
    font-size: clamp(36px, 5vw, 56px);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 24px;
    letter-spacing: -1px;
}

.hero-description {
    font-size: 18px;
    color: var(--muted-foreground);
    margin-bottom: 40px;
    max-width: 500px;
}

.hero-buttons {
    display: flex;
    gap: 16px;
}

.btn-primary {
    padding: 14px 32px;
    background: var(--accent);
    color: var(--accent-foreground);
    border: none;
    border-radius: 10px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    background: var(--accent-secondary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-accent);
}

.btn-secondary {
    padding: 14px 32px;
    background: transparent;
    color: var(--foreground);
    border: 2px solid var(--border);
    border-radius: 10px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.hero-graphic {
    position: relative;
    height: 500px;
    animation: fadeIn 1s ease-out 0.3s backwards;
}

.graphic-ring {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 350px;
    height: 350px;
    border: 2px solid var(--border);
    border-radius: 50%;
    animation: rotate 60s linear infinite;
}

.graphic-ring::before {
    content: '';
    position: absolute;
    top: -10px;
    left: -10px;
    right: -10px;
    bottom: -10px;
    border: 2px dashed var(--muted);
    border-radius: 50%;
}

.graphic-card {
    position: absolute;
    background: var(--card);
    padding: 20px 28px;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border);
    animation: float 4s ease-in-out infinite;
}

.card-1 {
    top: 20%;
    right: 10%;
    animation-delay: 0s;
}

.card-2 {
    top: 50%;
    left: 5%;
    animation-delay: 1s;
}

.card-3 {
    bottom: 15%;
    right: 20%;
    animation-delay: 2s;
}

.card-icon {
    font-size: 32px;
    margin-bottom: 8px;
}

.card-text {
    font-weight: 600;
    color: var(--foreground);
}

@keyframes rotate {
    from { transform: translate(-50%, -50%) rotate(0deg); }
    to { transform: translate(-50%, -50%) rotate(360deg); }
}

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

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(28px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* 服务区域 */
.services {
    padding: 100px 0;
    background: var(--card);
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-label {
    display: inline-block;
    font-size: 14px;
    font-weight: 600;
    color: var(--accent);
    letter-spacing: 2px;
    margin-bottom: 16px;
    font-family: monospace;
}

.section-header h2 {
    font-size: clamp(32px, 4vw, 48px);
    font-weight: 700;
    margin-bottom: 16px;
    letter-spacing: -0.5px;
}

.section-header p {
    font-size: 18px;
    color: var(--muted-foreground);
    max-width: 600px;
    margin: 0 auto;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 32px;
}

.service-card {
    padding: 40px 32px;
    background: var(--background);
    border-radius: 16px;
    border: 1px solid var(--border);
    transition: all 0.3s ease;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--accent);
}

.service-icon {
    margin-bottom: 24px;
}

.service-card h3 {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 16px;
}

.service-card p {
    color: var(--muted-foreground);
    margin-bottom: 24px;
    line-height: 1.7;
}

.service-link {
    color: var(--accent);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.2s ease;
}

.service-link:hover {
    color: var(--accent-secondary);
}

.service-list {
    list-style: none;
    padding: 0;
    margin: 0 0 24px 0;
}

.service-list li {
    position: relative;
    padding-left: 20px;
    margin-bottom: 8px;
    color: var(--muted-foreground);
    font-size: 14px;
    line-height: 1.6;
}

.service-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent);
    font-weight: 600;
}

/* 关于我们 */
.about {
    padding: 100px 0;
    background: var(--foreground);
    color: var(--accent-foreground);
    position: relative;
    overflow: hidden;
}

.about::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: radial-gradient(circle, rgba(255,255,255,0.1) 1px, transparent 1px);
    background-size: 32px 32px;
    opacity: 0.03;
    pointer-events: none;
}

.about .container {
    position: relative;
    z-index: 1;
}

.about-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.about-content .section-label {
    color: var(--accent-secondary);
}

.about-content h2 {
    font-size: clamp(32px, 4vw, 48px);
    font-weight: 700;
    margin-bottom: 24px;
}

.about-text {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 48px;
    line-height: 1.8;
}

.stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    justify-content: center;
}

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

.stat-number {
    font-size: 40px;
    font-weight: 700;
    color: var(--accent);
    margin-bottom: 8px;
}

.stat-label {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
}

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

.contact .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
}

.contact-content h2 {
    font-size: clamp(32px, 4vw, 48px);
    font-weight: 700;
    margin-bottom: 16px;
}

.contact-content > p {
    color: var(--muted-foreground);
    margin-bottom: 40px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.contact-icon {
    font-size: 24px;
}

.contact-item strong {
    display: block;
    margin-bottom: 4px;
    color: var(--foreground);
}

.contact-item p {
    color: var(--muted-foreground);
    font-size: 14px;
}

.contact-form {
    background: var(--card);
    padding: 48px;
    border-radius: 16px;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-lg);
}

.form-group {
    margin-bottom: 20px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    border: 1px solid var(--border);
    border-radius: 10px;
    font-size: 16px;
    font-family: inherit;
    background: var(--background);
    transition: all 0.2s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(0, 82, 255, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.btn-full {
    width: 100%;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--foreground);
    font-size: 14px;
}

.form-group .required {
    color: #e74c3c;
    margin-left: 2px;
}

.form-notice {
    margin-top: 16px;
    font-size: 12px;
    color: var(--muted-foreground);
    text-align: center;
}

.form-notice a {
    color: var(--accent);
    text-decoration: none;
}

.form-notice a:hover {
    text-decoration: underline;
}

.form-success {
    text-align: center;
    padding: 60px 20px;
}

.success-icon {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: #10b981;
    color: white;
    font-size: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
}

.form-success h3 {
    font-size: 24px;
    margin-bottom: 12px;
    color: var(--foreground);
}

.form-success p {
    color: var(--muted-foreground);
}

.btn-primary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* 页脚 */
.footer {
    background: var(--foreground);
    color: var(--accent-foreground);
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 48px;
    margin-bottom: 48px;
}

.footer-section h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--accent-foreground);
}

.footer-section p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.7;
}

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

.footer-section ul li {
    margin-bottom: 12px;
}

.footer-section ul a {
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.2s ease;
}

.footer-section ul a:hover {
    color: var(--accent);
}

.social-links {
    display: flex;
    gap: 16px;
}

.social-links a {
    font-size: 20px;
    text-decoration: none;
    transition: transform 0.2s ease;
}

.social-links a:hover {
    transform: scale(1.2);
}

.footer-bottom {
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.footer-bottom p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.5);
}

.icp-info {
    margin-top: 8px;
}

.icp-info a {
    color: rgba(255, 255, 255, 0.5);
    text-decoration: none;
    transition: color 0.2s ease;
}

.icp-info a:hover {
    color: var(--accent);
}

/* 响应式设计 */
@media (max-width: 968px) {
    .nav-links {
        display: none;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-graphic {
        display: none;
    }
    
    .hero-description {
        margin: 0 auto 40px;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .contact .container {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .stats {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .contact-form {
        padding: 32px 24px;
    }
}

/* 服务流程 */
.process {
    padding: 80px 0;
    background: var(--card);
}

.process-timeline {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 16px;
    margin-top: 48px;
}

.process-item {
    text-align: center;
    flex: 1;
    min-width: 160px;
    max-width: 200px;
}

.process-number {
    width: 48px;
    height: 48px;
    background: var(--accent);
    color: var(--accent-foreground);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: 700;
    margin: 0 auto 16px;
}

.process-content h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--foreground);
}

.process-content p {
    font-size: 14px;
    color: var(--muted-foreground);
    line-height: 1.6;
}

.process-arrow {
    font-size: 24px;
    color: var(--accent);
    font-weight: 300;
}

/* 为什么选择我们 */
.advantages {
    padding: 80px 0;
    background: var(--background);
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 32px;
    margin-top: 48px;
}

.advantage-card {
    padding: 40px 32px;
    background: var(--card);
    border-radius: 16px;
    border: 1px solid var(--border);
    text-align: center;
    transition: all 0.3s ease;
}

.advantage-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.advantage-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.advantage-card h3 {
    font-size: 22px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--foreground);
}

.advantage-card p {
    font-size: 15px;
    color: var(--muted-foreground);
    line-height: 1.7;
}

/* 典型服务场景 */
.scenarios {
    padding: 80px 0;
    background: var(--card);
}

.scenarios-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px;
    margin-top: 48px;
}

.scenario-card {
    padding: 32px;
    background: var(--background);
    border-radius: 12px;
    border: 1px solid var(--border);
    transition: all 0.3s ease;
}

.scenario-card:hover {
    border-color: var(--accent);
    box-shadow: var(--shadow-accent);
}

.scenario-icon {
    font-size: 40px;
    margin-bottom: 16px;
}

.scenario-card h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--foreground);
}

.scenario-card p {
    font-size: 15px;
    color: var(--muted-foreground);
    line-height: 1.7;
}

/* 服务承诺 */
.promise {
    padding: 80px 0;
    background: var(--background);
}

.promise-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 32px;
    margin-top: 48px;
}

.promise-item {
    display: flex;
    gap: 20px;
    padding: 24px;
    background: var(--card);
    border-radius: 12px;
    border: 1px solid var(--border);
}

.promise-icon {
    font-size: 36px;
    flex-shrink: 0;
}

.promise-text h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--foreground);
}

.promise-text p {
    font-size: 15px;
    color: var(--muted-foreground);
    line-height: 1.6;
}

/* 常见问题 */
.faq {
    padding: 80px 0;
    background: var(--card);
}

.faq-list {
    max-width: 800px;
    margin: 48px auto 0;
}

.faq-item {
    margin-bottom: 24px;
    background: var(--background);
    border-radius: 12px;
    border: 1px solid var(--border);
    overflow: hidden;
}

.faq-question {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px 24px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.faq-question:hover {
    background: var(--muted);
}

.faq-icon {
    width: 36px;
    height: 36px;
    background: var(--accent);
    color: var(--accent-foreground);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: 700;
    flex-shrink: 0;
}

.faq-question h3 {
    font-size: 17px;
    font-weight: 600;
    color: var(--foreground);
    flex: 1;
}

.faq-arrow {
    color: var(--muted-foreground);
    font-size: 14px;
    transition: transform 0.3s ease;
}

.faq-item.active .faq-arrow {
    transform: rotate(180deg);
}

.faq-answer {
    padding: 0 24px 20px 76px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 200px;
}

.faq-answer p {
    font-size: 15px;
    color: var(--muted-foreground);
    line-height: 1.7;
}

/* 响应式优化 */
@media (max-width: 768px) {
    .process-timeline {
        flex-direction: column;
    }
    
    .process-arrow {
        transform: rotate(90deg);
    }
    
    .process-item {
        max-width: 100%;
    }
    
    .nav-links li {
        display: block;
    }
}

/* 悬浮联系按钮 */
.float-contact {
    position: fixed;
    right: 30px;
    bottom: 30px;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #07C160, #06AD56);
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 4px 20px rgba(7, 193, 96, 0.4);
    transition: all 0.3s ease;
    z-index: 999;
}

.float-contact:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(7, 193, 96, 0.5);
}

.float-icon {
    margin-bottom: 2px;
}

.float-contact span {
    color: white;
    font-size: 10px;
    font-weight: 500;
}

/* 联系弹窗 */
.contact-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 10000;
}

.contact-modal.active {
    display: block;
}

.modal-mask {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
}

.modal-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: white;
    border-radius: 16px;
    padding: 40px 50px;
    text-align: center;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    max-width: 90%;
}

.modal-close {
    position: absolute;
    top: 15px;
    right: 20px;
    background: none;
    border: none;
    font-size: 28px;
    color: #999;
    cursor: pointer;
    line-height: 1;
}

.modal-close:hover {
    color: #333;
}

.modal-content h3 {
    font-size: 20px;
    margin-bottom: 24px;
    color: var(--foreground);
}

.modal-qrcode img {
    width: 200px;
    height: 200px;
    border-radius: 8px;
    border: 1px solid var(--border);
}

.modal-qrcode p {
    margin-top: 12px;
    color: var(--muted-foreground);
    font-size: 14px;
}

.modal-info {
    margin-top: 24px;
    padding-top: 20px;
    border-top: 1px solid var(--border);
}

.modal-info p {
    color: var(--muted-foreground);
    font-size: 14px;
    margin-bottom: 8px;
}

.modal-info strong {
    color: var(--foreground);
}

@media (max-width: 768px) {
    .float-contact {
        right: 20px;
        bottom: 20px;
        width: 50px;
        height: 50px;
    }
    
    .modal-content {
        padding: 30px 20px;
    }
    
    .modal-qrcode img {
        width: 180px;
        height: 180px;
    }
}

/* 回到顶部 */
.back-to-top {
    position: fixed;
    right: 30px;
    bottom: 100px;
    width: 44px;
    height: 44px;
    background: var(--accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 2px 12px rgba(0, 82, 255, 0.3);
    transition: all 0.3s ease;
    z-index: 998;
    opacity: 0;
    visibility: hidden;
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-4px);
    box-shadow: 0 4px 16px rgba(0, 82, 255, 0.4);
}

@media (max-width: 768px) {
    .back-to-top {
        right: 20px;
        bottom: 80px;
        width: 40px;
        height: 40px;
    }
}

/* 暗黑模式 */
[data-theme="dark"] {
    --background: #0F172A;
    --foreground: #F1F5F9;
    --muted: #1E293B;
    --muted-foreground: #94A3B8;
    --border: #334155;
    --card: #1E293B;
}

/* 主题切换按钮 */
.theme-toggle {
    background: var(--muted);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    color: var(--muted-foreground);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-left: 12px;
}

.theme-toggle:hover {
    background: var(--border);
    color: var(--foreground);
}

.theme-toggle .moon-icon {
    display: none;
}

[data-theme="dark"] .theme-toggle .sun-icon {
    display: none;
}

[data-theme="dark"] .theme-toggle .moon-icon {
    display: block;
}

[data-theme="dark"] .navbar {
    background: rgba(15, 23, 42, 0.95);
}

[data-theme="dark"] .hero-bg {
    opacity: 0.1;
}

/* 电话邮箱链接 */
.contact-link {
    color: var(--accent);
    text-decoration: none;
    transition: color 0.2s ease;
}

.contact-link:hover {
    color: var(--accent-secondary);
    text-decoration: underline;
}

.footer-link {
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    transition: color 0.2s ease;
}

.footer-link:hover {
    color: white;
    text-decoration: underline;
}

/* 服务详情弹窗 */
.service-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 10001;
}

.service-modal.active {
    display: block;
}

.service-modal-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--card);
    border-radius: 16px;
    padding: 40px;
    max-width: 600px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.service-detail-header {
    margin-bottom: 24px;
}

.service-detail-header h3 {
    font-size: 24px;
    color: var(--foreground);
    margin-bottom: 12px;
}

.service-detail-header p {
    color: var(--muted-foreground);
    line-height: 1.7;
}

.service-detail-body h4 {
    font-size: 18px;
    color: var(--foreground);
    margin: 24px 0 12px;
}

.service-detail-body ul {
    list-style: none;
    padding: 0;
}

.service-detail-body li {
    padding: 8px 0 8px 24px;
    position: relative;
    color: var(--muted-foreground);
}

.service-detail-body li::before {
    content: '•';
    position: absolute;
    left: 8px;
    color: var(--accent);
}