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

body {
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    color: #fff;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    min-height: 100vh;
    position: relative;
    overflow-x: hidden;
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
}

* {
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
}

a {
    color: #fff;
    text-decoration: none;
}

img {
    pointer-events: none;
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
}

/* 按钮样式 */
.btn-primary {
    padding: 18px 45px;
    background: linear-gradient(135deg, #4facfe, #00f2fe);
    border: none;
    border-radius: 50px;
    color: #1a1a2e;
    font-size: 1.1rem;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.btn-primary:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(79, 172, 254, 0.5);
}

.btn-secondary {
    padding: 18px 45px;
    background: transparent;
    border: 2px solid rgba(79, 172, 254, 0.5);
    border-radius: 50px;
    color: #fff;
    font-size: 1.1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.btn-secondary:hover {
    background: rgba(79, 172, 254, 0.1);
    border-color: #4facfe;
    transform: translateY(-5px);
}

/* 英雄区域样式 */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(26, 26, 46, 0.9), rgba(16, 33, 63, 0.9), rgba(15, 52, 96, 0.9));
    position: relative;
    overflow: hidden;
    padding: 120px 20px 80px;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="40" fill="none" stroke="rgba(79,172,254,0.1)" stroke-width="0.5"/></svg>');
    background-size: 200px 200px;
    opacity: 0.5;
}

.hero-content {
    text-align: center;
    position: relative;
    z-index: 1;
    max-width: 1000px;
}

.hero-badge {
    display: inline-block;
    padding: 10px 25px;
    background: linear-gradient(135deg, rgba(79, 172, 254, 0.2), rgba(0, 242, 254, 0.2));
    border: 1px solid rgba(79, 172, 254, 0.5);
    border-radius: 50px;
    color: #4facfe;
    font-size: 1rem;
    margin-bottom: 30px;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(79, 172, 254, 0.4); }
    50% { box-shadow: 0 0 20px 5px rgba(79, 172, 254, 0.2); }
}

.hero-content h1 {
    font-size: 4rem;
    margin-bottom: 25px;
    background: linear-gradient(90deg, #4facfe, #00f2fe, #4facfe);
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: gradientFlow 3s ease infinite;
}

@keyframes gradientFlow {
    0%, 100% { background-position: 0% center; }
    50% { background-position: 100% center; }
}

.hero-content .subtitle {
    font-size: 1.3rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 50px;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 60px;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    padding-top: 50px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

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

.stat-number {
    font-size: 2.8rem;
    font-weight: bold;
    background: linear-gradient(90deg, #4facfe, #00f2fe);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.stat-label {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.6);
    margin-top: 8px;
}

/* 案例展示样式 */
.featured-cases {
    padding: 120px 20px;
    background: linear-gradient(135deg, rgba(10, 40, 30, 0.4), rgba(5, 25, 20, 0.5));
}

.section-header {
    text-align: center;
    margin-bottom: 80px;
}

.section-header h2 {
    font-size: 2.8rem;
    margin-bottom: 20px;
    background: linear-gradient(90deg, #4facfe, #00f2fe);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.section-header p {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.7);
    max-width: 600px;
    margin: 0 auto;
}

.cases-tabs {
    display: flex;
    justify-content: center;
    gap: 15px;
    flex-wrap: wrap;
    margin-bottom: 60px;
}

.tab-button {
    padding: 15px 40px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50px;
    color: rgba(255, 255, 255, 0.7);
    font-size: 1.05rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.tab-button:hover, .tab-button.active {
    background: linear-gradient(135deg, rgba(79, 172, 254, 0.3), rgba(0, 242, 254, 0.3));
    border-color: #4facfe;
    color: #fff;
}

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

.cases-panel {
    display: none;
}

.cases-panel.active {
    display: block;
    animation: fadeIn 0.5s ease;
}

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

.cases-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}

.cases-panel .case-card:nth-child(n+9) {
    display: none;
}

.cases-panel.show-all .case-card:nth-child(n+9) {
    display: block;
}

.load-more-container {
    display: flex;
    justify-content: center;
    margin-top: 40px;
}

.load-more-btn {
    padding: 15px 50px;
    background: linear-gradient(135deg, rgba(79, 172, 254, 0.2), rgba(0, 242, 254, 0.2));
    border: 2px solid rgba(79, 172, 254, 0.5);
    border-radius: 50px;
    color: #4facfe;
    font-size: 1.05rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.load-more-btn:hover {
    background: linear-gradient(135deg, #4facfe, #00f2fe);
    color: #1a1a2e;
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(79, 172, 254, 0.4);
}

.cases-panel.show-all .load-more-container {
    display: none !important;
}

@media (max-width: 992px) {
    .cases-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .cases-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
}

@media (max-width: 480px) {
    .cases-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin: 0 auto;
    }

    .load-more-btn {
        padding: 12px 35px;
        font-size: 0.95rem;
    }
}

.case-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 20px;
    overflow: hidden;
    transition: all 0.3s ease;
    position: relative;
    cursor: pointer;
}

.case-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(79, 172, 254, 0.1), transparent);
    transition: left 0.5s ease;
}

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

.case-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(79, 172, 254, 0.2);
    border-color: rgba(79, 172, 254, 0.3);
}

.case-preview {
    position: relative;
    height: 200px;
    overflow: hidden;
}

.case-badge {
    position: absolute;
    top: 10px;
    right: 10px;
    padding: 6px 15px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: bold;
    z-index: 10;
}

.case-badge.animation {
    background: linear-gradient(135deg, #f59e0b, #f97316);
    color: #fff;
    box-shadow: 0 4px 15px rgba(245, 158, 11, 0.4);
}

.case-badge.static {
    background: linear-gradient(135deg, #4facfe, #00f2fe);
    color: #1a1a2e;
    box-shadow: 0 4px 15px rgba(79, 172, 254, 0.4);
}

.case-badge.flat {
    background: linear-gradient(135deg, #10b981, #059669);
    color: #fff;
    box-shadow: 0 4px 15px rgba(16, 185, 129, 0.4);
}

.case-tag {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: bold;
    margin-bottom: 8px;
}

.case-tag.recommend {
    background: linear-gradient(135deg, #8b5cf6, #7c3aed);
    color: #fff;
    box-shadow: 0 4px 15px rgba(139, 92, 246, 0.4);
}

.case-tag.hot {
    background: linear-gradient(135deg, #ef4444, #dc2626);
    color: #fff;
    box-shadow: 0 4px 15px rgba(239, 68, 68, 0.4);
}

.case-preview video, .case-preview img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.case-card:hover .case-preview video,
.case-card:hover .case-preview img {
    transform: scale(1.1);
}

.case-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(26, 26, 46, 0.7), rgba(15, 52, 96, 0.5));
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.case-card:hover .case-overlay {
    opacity: 1;
}

.case-actions {
    display: flex;
    flex-direction: column;
    gap: 10px;
    z-index: 2;
    width: 80%;
}

.case-btn-row {
    display: flex;
    gap: 10px;
}

.case-btn-row .case-btn {
    flex: 1;
}

.case-btn {
    padding: 8px 15px;
    border: 2px solid rgba(79, 172, 254, 0.7);
    border-radius: 10px;
    color: #4facfe;
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 32px;
}

.case-btn:hover {
    background: linear-gradient(135deg, #4facfe, #00f2fe);
    color: #1a1a2e;
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(79, 172, 254, 0.4);
}

.play-icon, .view-icon {
    font-size: 1.2rem;
    margin-right: 8px;
}

.case-content {
    padding: 25px;
}

.case-title-wrapper {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
}

.case-tag {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: bold;
    margin-bottom: 0;
    flex-shrink: 0;
}

.case-tag.recommend {
    background: linear-gradient(135deg, #8b5cf6, #7c3aed);
    color: #fff;
    box-shadow: 0 4px 15px rgba(139, 92, 246, 0.4);
}

.case-tag.hot {
    background: linear-gradient(135deg, #ef4444, #dc2626);
    color: #fff;
    box-shadow: 0 4px 15px rgba(239, 68, 68, 0.4);
}

.case-title {
    font-size: 1.2rem;
    color: #fff;
    margin: 0;
}

.case-desc {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.6;
}

/* 核心功能样式 */
.features-section {
    padding: 120px 20px;
}

.features-section-overview {
    padding: 120px 20px;
    background: rgba(10, 10, 20, 0.3);
}

/* 软件页面样式 */
.software-hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(26, 26, 46, 0.9), rgba(16, 33, 63, 0.9), rgba(15, 52, 96, 0.9));
}

.highlights-section {
    padding: 120px 20px;
}

.intro-section {
    padding: 120px 20px;
    background: rgba(10, 10, 20, 0.3);
}

.service-section {
    padding: 120px 20px;
}

.why-section {
    padding: 120px 20px;
    background: rgba(10, 10, 20, 0.3);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.feature-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    padding: 15px 20px;
    transition: all 0.3s ease;
    position: relative;
    display: flex;
    align-items: center;
    gap: 12px;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(79, 172, 254, 0.2);
    border-color: rgba(79, 172, 254, 0.3);
    background: rgba(79, 172, 254, 0.05);
}

.feature-tag {
    display: inline-block;
    padding: 5px 10px;
    background: linear-gradient(135deg, rgba(79, 172, 254, 0.3), rgba(0, 242, 254, 0.3));
    border: 1px solid rgba(79, 172, 254, 0.4);
    border-radius: 6px;
    color: #4facfe;
    font-size: 0.7rem;
    font-weight: 600;
    white-space: nowrap;
    flex-shrink: 0;
}

.feature-card h3 {
    font-size: 1rem;
    color: #fff;
    font-weight: 500;
    margin: 0;
}

.feature-icon {
    flex-shrink: 0;
}

.feature-icon img {
    width: 80px;
    height: 80px;
    object-fit: contain;
}

@media (max-width: 768px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }
    
    .feature-card {
        padding: 12px 15px;
        flex-direction: column;
        text-align: center;
        gap: 8px;
    }
}

@media (max-width: 480px) {
    .features-grid {
        grid-template-columns: 1fr;
    }
}

/* 报价栏目样式 */
.pricing-section {
    padding: 120px 20px;
    background: linear-gradient(135deg, rgba(30, 15, 50, 0.4), rgba(20, 10, 35, 0.5));
}

.featured-badge {
    position: absolute;
    top: -1px;
    right: 20px;
    background: linear-gradient(135deg, #f59e0b, #f97316);
    color: #fff;
    padding: 5px 15px;
    border-radius: 0 0 10px 10px;
    font-size: 0.75rem;
    font-weight: bold;
}

.pricing-grid .loading {
    text-align: center;
    color: rgba(255, 255, 255, 0.5);
    padding: 50px 0;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.pricing-card {
    background: linear-gradient(180deg, rgba(255,255,255,0.05) 0%, rgba(255,255,255,0.02) 100%);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 24px;
    padding: 35px 25px;
    text-align: center;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
}

.pricing-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    width: 60%;
    height: 3px;
    background: linear-gradient(90deg, transparent, #4facfe, #00f2fe, transparent);
    transform: translateX(-50%) scaleX(0);
    transition: transform 0.4s ease;
}

.pricing-card:hover::before {
    transform: translateX(-50%) scaleX(1);
}

.pricing-card:hover {
    transform: translateY(-15px);
    box-shadow: 0 25px 50px rgba(79, 172, 254, 0.25);
    border-color: rgba(79, 172, 254, 0.4);
    background: linear-gradient(180deg, rgba(79,172,254,0.1) 0%, rgba(0,242,254,0.05) 100%);
}

.pricing-benefits,
.pricing-gifts {
    margin-bottom: 20px;
    padding: 15px;
    border-radius: 12px;
    text-align: left;
}

.pricing-gifts {
    background: rgba(255, 193, 7, 0.08);
    border: 1px solid rgba(255, 193, 7, 0.2);
}

.benefits-title,
.gifts-title {
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 12px;
    color: #4facfe;
}

.gifts-title {
    color: #ffc107;
}

.benefits-list,
.gifts-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.benefits-list li {
    padding: 6px 0;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.8);
    display: flex;
    align-items: center;
    gap: 8px;
}

.gifts-list li {
    padding: 6px 0;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.7);
    display: flex;
    align-items: center;
    gap: 8px;
}

.gifts-list li::before {
    content: '🎁';
    font-size: 0.7rem;
}

.pricing-header {
    margin-bottom: 25px;
}

.pricing-icon {
    font-size: 2.8rem;
    margin-bottom: 15px;
}

.pricing-header h3 {
    font-size: 1.4rem;
    color: #fff;
    margin-bottom: 8px;
}

.pricing-desc {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.5);
}

.pricing-price {
    margin-bottom: 25px;
    padding: 15px 0;
}

.price-number,
.price {
    font-size: 2.5rem;
    font-weight: bold;
    background: linear-gradient(90deg, #4facfe, #00f2fe);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.price-unit {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.6);
    margin-left: 5px;
}

.original-price {
    display: block;
    margin-top: 8px;
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.4);
}

.original-price s {
    color: rgba(255, 255, 255, 0.35);
}

.pricing-features {
    list-style: none;
    padding: 0;
    margin: 0 0 25px 0;
    text-align: left;
}

.pricing-features li {
    padding: 8px 0;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.pricing-features li:last-child {
    border-bottom: none;
}

.pricing-btn {
    display: inline-block;
    width: 100%;
    padding: 14px 20px;
    background: rgba(79, 172, 254, 0.1);
    border: 1px solid rgba(79, 172, 254, 0.4);
    border-radius: 12px;
    color: #4facfe;
    font-size: 0.95rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
}

.pricing-btn:hover {
    background: linear-gradient(135deg, #4facfe, #00f2fe);
    color: #1a1a2e;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(79, 172, 254, 0.4);
}

@media (max-width: 992px) {
    .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
        max-width: 700px;
    }
    
    .pricing-card.featured {
        transform: scale(1);
        grid-column: span 2;
        max-width: 400px;
        margin: 0 auto;
    }
    
    .pricing-card.featured:hover {
        transform: translateY(-15px);
    }
}

@media (max-width: 600px) {
    .pricing-grid {
        grid-template-columns: 1fr;
        max-width: 350px;
    }
    
    .pricing-card.featured {
        grid-column: span 1;
    }
}

/* 工作流程样式 */
.workflow-section {
    padding: 120px 20px;
    background: rgba(10, 10, 20, 0.3);
}

.workflow-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    max-width: 1000px;
    margin: 0 auto;
    position: relative;
}

.workflow-steps::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 10%;
    right: 10%;
    height: 2px;
    background: linear-gradient(90deg, #4facfe, #00f2fe);
    transform: translateY(-50%);
    z-index: 0;
}

.workflow-step {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 20px;
    padding: 35px 25px;
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    z-index: 1;
}

.workflow-step:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(79, 172, 254, 0.2);
    border-color: rgba(79, 172, 254, 0.3);
}

.step-number {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #4facfe, #00f2fe);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: bold;
    color: #1a1a2e;
    margin: 0 auto 20px;
}

.workflow-step h3 {
    font-size: 1.1rem;
    color: #fff;
    margin-bottom: 10px;
}

.workflow-step p {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.6);
}

/* 合作伙伴样式 */
.partners-section {
    padding: 120px 20px;
    background: linear-gradient(135deg, rgba(40, 30, 15, 0.4), rgba(25, 20, 10, 0.5));
}

.partners-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
}

.partner-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 20px;
    padding: 50px 40px;
    text-align: center;
    transition: all 0.3s ease;
}

.partner-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(79, 172, 254, 0.2);
    border-color: rgba(79, 172, 254, 0.3);
}

.partner-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.partner-card:hover img {
    transform: scale(1.05);
}

@media (max-width: 768px) {
    .partners-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
    }
}

/* 用户评价样式 */
.testimonials-section {
    padding: 120px 20px;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
}

.testimonial-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 20px;
    padding: 40px 30px;
    position: relative;
    transition: all 0.3s ease;
}

.testimonial-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(79, 172, 254, 0.2);
    border-color: rgba(79, 172, 254, 0.3);
}

.testimonial-card::before {
    content: '"';
    position: absolute;
    top: 20px;
    left: 25px;
    font-size: 5rem;
    color: rgba(79, 172, 254, 0.2);
    font-family: Georgia, serif;
    line-height: 1;
}

.testimonial-text {
    font-size: 1.05rem;
    color: rgba(255, 255, 255, 0.75);
    line-height: 1.8;
    margin-bottom: 30px;
    position: relative;
    z-index: 1;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 15px;
}

.author-avatar {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #4facfe, #00f2fe);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    font-weight: bold;
    color: #1a1a2e;
}

.author-info h4 {
    font-size: 1.1rem;
    color: #fff;
    margin-bottom: 3px;
}

.author-info span {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.5);
}

/* CTA区域样式 */
.cta-section {
    padding: 120px 20px;
    text-align: center;
    background: linear-gradient(135deg, rgba(10, 50, 60, 0.85), rgba(5, 35, 50, 0.9), rgba(15, 45, 70, 0.85));
    position: relative;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="40" fill="none" stroke="rgba(79,172,254,0.1)" stroke-width="0.5"/></svg>');
    background-size: 200px 200px;
    opacity: 0.5;
}

.cta-box {
    max-width: 900px;
    margin: 0 auto;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(79, 172, 254, 0.3);
    border-radius: 30px;
    padding: 70px 40px;
    position: relative;
    z-index: 1;
}

.cta-box h2 {
    font-size: 2.8rem;
    color: #fff;
    margin-bottom: 25px;
}

.cta-box p {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 45px;
}

.cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 2.8rem;
    }

    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
    }

    .section-header h2 {
        font-size: 2.2rem;
    }

    .cases-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin: 0 auto;
    }

    .workflow-steps::before {
        display: none;
    }

    .workflow-steps {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .cta-box h2 {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 2.2rem;
    }

    .hero-content .subtitle {
        font-size: 1.1rem;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .btn-primary, .btn-secondary {
        padding: 15px 30px;
        font-size: 1rem;
        width: 200px;
        justify-content: center;
    }

    .hero-stats {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .stat-number {
        font-size: 2.2rem;
    }

    .section-header h2 {
        font-size: 1.8rem;
    }

    .section-header p {
        font-size: 1rem;
    }

    .tab-button {
        padding: 12px 25px;
        font-size: 0.95rem;
    }

    .feature-card {
        padding: 30px 20px;
    }

    .feature-icon {
        width: 100px;
        height: 100px;
        margin-bottom: 15px;
    }

    .feature-icon img {
        width: 100%;
        height: 100%;
        object-fit: contain;
    }

    .feature-card p {
        margin-top: 10px;
        font-size: 0.9rem;
    }

    .testimonial-card {
        padding: 30px 20px;
    }

    .cta-box {
        padding: 40px 25px;
    }

    .cta-box h2 {
        font-size: 1.6rem;
    }

    .cta-box p {
        font-size: 1rem;
    }
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

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

.navbar.scrolled {
    padding: 10px 0;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

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

.logo a {
    color: #fff;
    text-decoration: none;
    font-size: 1.8rem;
    font-weight: bold;
    position: relative;
}

.logo a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #4facfe, #00f2fe);
    transition: width 0.3s ease;
}

.logo a:hover::after {
    width: 100%;
}

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

.nav-link {
    color: #fff;
    text-decoration: none;
    font-size: 1rem;
    position: relative;
    transition: color 0.3s ease;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #4facfe, #00f2fe);
    transition: width 0.3s ease;
}

.nav-link:hover {
    color: #4facfe;
}

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

.hamburger {
    display: none;
    cursor: pointer;
}

.hamburger .line {
    width: 25px;
    height: 3px;
    background: #fff;
    margin: 5px 0;
    transition: all 0.3s ease;
}

/* 幻灯片 */
.slider {
    height: 100vh;
    position: relative;
    overflow: hidden;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease;
    background: linear-gradient(135deg, rgba(26, 26, 46, 0.8), rgba(16, 33, 63, 0.8), rgba(15, 52, 96, 0.8));
    display: flex;
    align-items: center;
    justify-content: center;
}

.slide.active {
    opacity: 1;
}

.slide-content {
    text-align: center;
    z-index: 1;
    animation: slideScale 10s ease-in-out infinite;
}

@keyframes slideScale {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

.slide-content h1 {
    font-size: 4rem;
    margin-bottom: 20px;
    background: linear-gradient(90deg, #4facfe, #00f2fe);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.slide-content p {
    font-size: 1.5rem;
    opacity: 0.8;
}

/* 向下滚动指示器 */
.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
}

.mouse {
    width: 26px;
    height: 40px;
    border: 2px solid rgba(255, 255, 255, 0.8);
    border-radius: 13px;
    position: relative;
}

.wheel {
    width: 4px;
    height: 8px;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 2px;
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    animation: scrollWheel 1.5s ease-in-out infinite;
}

@keyframes scrollWheel {
    0% {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
    100% {
        opacity: 0;
        transform: translateX(-50%) translateY(12px);
    }
}

.arrow {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
}

.arrow span {
    display: block;
    width: 10px;
    height: 10px;
    border-bottom: 2px solid rgba(255, 255, 255, 0.8);
    border-right: 2px solid rgba(255, 255, 255, 0.8);
    transform: rotate(45deg);
    animation: arrowBounce 1.5s ease-in-out infinite;
}

.arrow span:nth-child(1) {
    animation-delay: 0s;
}

.arrow span:nth-child(2) {
    animation-delay: 0.15s;
    opacity: 0.6;
}

.arrow span:nth-child(3) {
    animation-delay: 0.3s;
    opacity: 0.3;
}

@keyframes arrowBounce {
    0%, 100% {
        transform: rotate(45deg) translateY(0);
        opacity: 1;
    }
    50% {
        transform: rotate(45deg) translateY(8px);
        opacity: 0.5;
    }
}

/* 通用section样式 */
.section {
    padding: 100px 0;
    position: relative;
    z-index: 1;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 60px;
    background: linear-gradient(90deg, #4facfe, #00f2fe);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 2px;
    background: linear-gradient(90deg, #4facfe, #00f2fe);
}

/* 特色功能 */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.feature-item {
    position: relative;
}

.feature-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    overflow: hidden;
    transition: all 0.3s ease;
    position: relative;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left 0.5s ease;
}

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

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(79, 172, 254, 0.3);
}

.feature-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.feature-content {
    padding: 20px;
    text-align: center;
}

.feature-content h3 {
    margin-bottom: 10px;
    font-size: 1.1rem;
}

.feature-content p {
    font-size: 0.9rem;
    opacity: 0.8;
}

/* 视频案例 */
.video-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.video-grid-extra {
    display: none !important;
    margin-top: 30px;
}

.video-grid-extra.show {
    display: grid !important;
    animation: fadeInUp 0.5s ease;
}

.image-grid-extra {
    display: none !important;
    margin-top: 30px;
}

.image-grid-extra.show {
    display: grid !important;
    animation: fadeInUp 0.5s ease;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.load-more-container {
    display: flex;
    justify-content: center;
    margin-top: 30px;
}

.load-more-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 15px 40px;
    background: linear-gradient(135deg, rgba(26, 26, 46, 0.9), rgba(15, 52, 96, 0.9));
    border: 2px solid rgba(79, 172, 254, 0.5);
    border-radius: 30px;
    color: #fff;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.load-more-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(79, 172, 254, 0.3), transparent);
    transition: left 0.5s ease;
}

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

.load-more-btn:hover {
    background: linear-gradient(135deg, rgba(79, 172, 254, 0.9), rgba(0, 242, 254, 0.9));
    border-color: #4facfe;
    transform: translateY(-3px);
    box-shadow: 0 5px 20px rgba(79, 172, 254, 0.5);
}

.btn-text {
    font-weight: 500;
}

.btn-icon {
    font-size: 0.8rem;
}

.video-item {
    position: relative;
}

.video-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    overflow: hidden;
    transition: all 0.3s ease;
    cursor: pointer;
    position: relative;
}

.video-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left 0.5s ease;
}

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

.video-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(79, 172, 254, 0.3);
}

.video-preview {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.video-text {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    padding: 10px;
    background: linear-gradient(135deg, rgba(26, 26, 46, 0.9), rgba(15, 52, 96, 0.9));
    color: #fff;
    font-size: 0.9rem;
    text-align: center;
    z-index: 1;
    transition: all 0.3s ease;
}

.video-card:hover .video-text {
    background: linear-gradient(135deg, rgba(79, 172, 254, 0.9), rgba(0, 242, 254, 0.9));
}

.video-card h3 {
    padding: 20px;
    text-align: center;
}

/* 图片案例 */
.image-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.image-item {
    position: relative;
    overflow: hidden;
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.image-text {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    padding: 10px;
    background: linear-gradient(135deg, rgba(26, 26, 46, 0.9), rgba(15, 52, 96, 0.9));
    color: #fff;
    font-size: 0.9rem;
    text-align: center;
    z-index: 1;
    transition: all 0.3s ease;
}

.image-item:hover .image-text {
    background: linear-gradient(135deg, rgba(79, 172, 254, 0.9), rgba(0, 242, 254, 0.9));
}

.image-item:hover {
    transform: scale(1.05);
    border-radius: 25px;
}

.gallery-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: all 0.3s ease;
    border-radius: 20px;
}

.image-item:hover .gallery-image {
    transform: scale(1.1);
    border-radius: 25px;
}

/* 定制服务 */
.custom-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.custom-item {
    position: relative;
}

.custom-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    overflow: hidden;
    transition: all 0.3s ease;
    position: relative;
    height: 320px;
}

.custom-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left 0.5s ease;
}

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

.custom-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(79, 172, 254, 0.3);
}

.custom-card img {
    width: 100%;
    height: 220px;
    object-fit: cover;
}

.custom-content {
    padding: 20px;
    text-align: center;
}

.custom-content h3 {
    margin-bottom: 10px;
    font-size: 1.2rem;
    background: linear-gradient(90deg, #4facfe, #00f2fe);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.custom-content p {
    font-size: 1rem;
    opacity: 0.8;
}

.btn {
    padding: 15px 30px;
    background: linear-gradient(90deg, #4facfe, #00f2fe);
    border: none;
    border-radius: 5px;
    color: #1a1a2e;
    font-size: 1rem;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s ease;
}

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

.btn:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(79, 172, 254, 0.5);
}

/* 合作伙伴 */
.partners-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.partner-item {
    position: relative;
    overflow: hidden;
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.partner-item:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 10px 30px rgba(79, 172, 254, 0.3);
}

.partner-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: all 0.3s ease;
    border-radius: 20px;
}

.partner-item:hover .partner-image {
    transform: scale(1.05);
}

/* 页脚 */
.footer {
    background: rgba(10, 10, 20, 0.9);
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 50px;
    margin-bottom: 40px;
}

.footer-logo h2 {
    font-size: 1.8rem;
    margin-bottom: 20px;
    background: linear-gradient(90deg, #4facfe, #00f2fe);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.footer-contact h3,
.footer-social h3,
.footer-links h3 {
    font-size: 1.2rem;
    margin-bottom: 20px;
    color: #4facfe;
}

.footer-contact p {
    margin-bottom: 10px;
    opacity: 0.8;
}

.footer-links ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: #fff;
    text-decoration: none;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    display: inline-block;
}

.footer-links a:hover {
    color: #4facfe;
    transform: translateX(5px);
}

.license-qr {
    width: 120px;
    height: 120px;
    object-fit: cover;
    border-radius: 10px;
    margin-top: 15px;
    transition: all 0.3s ease;
}

.license-qr:hover {
    transform: scale(1.05);
    box-shadow: 0 5px 15px rgba(79, 172, 254, 0.5);
}

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

.certifications {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
    margin-bottom: 20px;
}

.cert-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 10px 15px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    transition: all 0.3s ease;
}

.cert-item:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-3px);
}

.cert-item img {
    width: 40px;
    height: 40px;
    object-fit: cover;
    border-radius: 5px;
}

.cert-item span {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.8);
}

/* 弹窗 */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    z-index: 2000;
    justify-content: center;
    align-items: center;
    animation: fadeIn 0.3s ease;
}

.modal.show {
    display: flex;
}

.modal-content {
    position: relative;
    max-width: 95%;
    max-height: 95%;
    width: 100%;
    animation: slideIn 0.3s ease;
}

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

@keyframes slideIn {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.close-btn {
    position: absolute;
    top: -40px;
    right: 0;
    color: #fff;
    font-size: 30px;
    cursor: pointer;
    transition: color 0.3s ease;
    z-index: 10;
}

.close-btn:hover {
    color: #4facfe;
}

.modal-video {
    width: 100%;
    height: auto;
    max-height: 85vh;
    border-radius: 10px;
    object-fit: contain;
}

.modal-image {
    width: 100%;
    height: auto;
    max-height: 80vh;
    border-radius: 10px;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 70px;
        left: 0;
        width: 100%;
        background: rgba(10, 10, 20, 0.95);
        backdrop-filter: blur(10px);
        flex-direction: column;
        align-items: center;
        padding: 20px 0;
        gap: 20px;
        transform: translateY(-150%);
        transition: transform 0.3s ease;
        box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    }

    .nav-links.active {
        transform: translateY(0);
    }

    .hamburger {
        display: block;
    }

    .hamburger.active .line:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .hamburger.active .line:nth-child(2) {
        opacity: 0;
    }

    .hamburger.active .line:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }

    .slide-content h1 {
        font-size: 2.5rem;
    }

    .slide-content p {
        font-size: 1.2rem;
    }

    .custom-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 40px;
    }

    .license-qr {
        display: block;
        margin: 35px auto 20px !important;
        clear: both;
    }

    .footer-contact {
        padding-bottom: 20px;
    }

    .footer-contact p {
        margin-bottom: 18px;
        line-height: 1.8;
    }
}

@media (max-width: 480px) {
    .slide-content h1 {
        font-size: 2rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .custom-grid {
        grid-template-columns: 1fr;
    }

    .custom-card {
        height: 300px;
    }

    .custom-card img {
        height: 200px;
    }

    .certifications {
        gap: 10px;
    }

    .cert-item {
        padding: 8px 10px;
    }

    .cert-item img {
        width: 30px;
        height: 30px;
    }

    .cert-item span {
        font-size: 0.65rem;
    }

    .btn {
        padding: 12px 24px;
    }

    .modal-content {
        max-width: 98%;
        max-height: 98%;
        width: 98%;
    }

    .close-btn {
        top: -35px;
        right: 0;
        font-size: 24px;
    }

    .modal-video {
        max-height: 70vh;
        width: 100%;
        height: auto;
    }

    .modal-image {
        max-height: 70vh;
        width: 100%;
        height: auto;
    }
}

@media (max-width: 768px) {
    .modal-content {
        max-width: 95%;
        max-height: 95%;
        width: 95%;
    }

    .close-btn {
        top: -35px;
        font-size: 26px;
    }

    .modal-video {
        max-height: 80vh;
        width: 100%;
        height: auto;
    }

    .modal-image {
        max-height: 75vh;
        width: 100%;
        height: auto;
    }
}

/* 移动端提示弹窗 */
.mobile-tip-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.85);
    z-index: 9999;
    justify-content: center;
    align-items: center;
    animation: fadeIn 0.3s ease;
}

.mobile-tip-modal.show {
    display: flex;
}

.mobile-tip-content {
    background: linear-gradient(135deg, #1a1a2e, #16213e);
    border: 2px solid rgba(79, 172, 254, 0.5);
    border-radius: 20px;
    padding: 40px 30px;
    text-align: center;
    max-width: 90%;
    width: 350px;
    animation: slideIn 0.3s ease;
    box-shadow: 0 20px 60px rgba(79, 172, 254, 0.3);
}

.mobile-tip-icon {
    font-size: 60px;
    margin-bottom: 20px;
}

.mobile-tip-content h3 {
    font-size: 1.5rem;
    background: linear-gradient(90deg, #4facfe, #00f2fe);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 15px;
}

.mobile-tip-content p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1rem;
    margin-bottom: 10px;
    line-height: 1.6;
}

.mobile-tip-buttons {
    margin-top: 30px;
    display: flex;
    gap: 15px;
    justify-content: center;
}

.mobile-tip-btn {
    padding: 12px 30px;
    border-radius: 25px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.mobile-tip-close {
    background: linear-gradient(135deg, #4facfe, #00f2fe);
    border: none;
    color: #1a1a2e;
}

.mobile-tip-close:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(79, 172, 254, 0.4);
}

/* 案例卡片播放图标 */
.case-tip {
    position: absolute;
    top: 10px;
    left: 10px;
    background: linear-gradient(135deg, #4facfe, #00f2fe);
    color: #1a1a2e;
    padding: 8px 15px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: bold;
    z-index: 10;
    animation: pulse 2s ease-in-out infinite;
    box-shadow: 0 4px 15px rgba(79, 172, 254, 0.4);
    white-space: nowrap;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 4px 15px rgba(79, 172, 254, 0.4);
    }
    50% {
        transform: scale(1.05);
        box-shadow: 0 6px 20px rgba(79, 172, 254, 0.6);
    }
}

/* 价格说明样式 */
.pricing-note {
    display: flex;
    gap: 20px;
    max-width: 900px;
    margin: 60px auto 0;
    padding: 30px;
    background: rgba(79, 172, 254, 0.05);
    border: 1px solid rgba(79, 172, 254, 0.2);
    border-radius: 16px;
}

.note-icon {
    font-size: 2.5rem;
    flex-shrink: 0;
}

.note-content h4 {
    font-size: 1.2rem;
    color: #4facfe;
    margin-bottom: 15px;
}

.note-content ul {
    list-style: none;
}

.note-content ul li {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.95rem;
    line-height: 1.8;
    padding-left: 20px;
    position: relative;
}

.note-content ul li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: #4facfe;
}

/* FAQ样式 */
.faq-section {
    padding: 100px 0;
    background: linear-gradient(135deg, rgba(15, 35, 50, 0.4), rgba(10, 25, 40, 0.5));
}

.faq-container {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    max-width: 1000px;
    margin: 0 auto;
}

.faq-item {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 16px;
    padding: 30px;
    transition: all 0.3s ease;
}

.faq-item:hover {
    border-color: rgba(79, 172, 254, 0.3);
}

.faq-item.active {
    border-color: rgba(79, 172, 254, 0.5);
    background: rgba(79, 172, 254, 0.05);
}

.faq-question {
    display: flex;
    align-items: center;
    gap: 15px;
    cursor: pointer;
}

.faq-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #4facfe, #00f2fe);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    font-weight: bold;
    color: #1a1a2e;
    flex-shrink: 0;
}

.faq-question h3 {
    font-size: 1.1rem;
    color: #fff;
    font-weight: 500;
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 200px;
    padding-top: 20px;
}

.faq-answer p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.95rem;
    line-height: 1.8;
    padding-left: 55px;
}

@media (max-width: 768px) {
    .pricing-note {
        flex-direction: column;
        padding: 25px;
    }

    .faq-container {
        grid-template-columns: 1fr;
    }

    .faq-answer p {
        padding-left: 0;
        padding-top: 15px;
    }

    .response-content {
        flex-direction: column;
        gap: 40px;
        padding: 0 20px;
    }
}

/* 视频弹窗 */
.video-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    z-index: 9999;
    justify-content: center;
    align-items: center;
    animation: fadeIn 0.3s ease;
}

.video-modal.show {
    display: flex;
}

.video-modal-content {
    position: relative;
    width: 90%;
    max-width: 1000px;
    animation: slideIn 0.3s ease;
}

.video-modal-close {
    position: absolute;
    top: -40px;
    right: 0;
    color: #fff;
    font-size: 36px;
    cursor: pointer;
    transition: color 0.3s ease;
    z-index: 10;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.video-modal-close:hover {
    color: #4facfe;
}

.video-modal-body {
    width: 100%;
    background: #000;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.video-modal-body video {
    width: 100%;
    max-height: 70vh;
    display: block;
}

.video-zoom-hint {
    position: absolute;
    bottom: 15px;
    right: 15px;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(5px);
    padding: 8px 15px;
    border-radius: 20px;
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.85rem;
    display: none;
}

@media (max-width: 768px) {
    .video-zoom-hint {
        display: block;
    }

    .video-modal-content {
        width: 95%;
    }

    .video-modal-close {
        top: -35px;
        font-size: 28px;
    }

    .video-modal-body video {
        max-height: 50vh;
    }
}

@media (max-width: 480px) {
    .video-modal-content {
        width: 98%;
    }

    .video-modal-close {
        top: -30px;
        right: 0;
        font-size: 24px;
    }

    .video-modal-body video {
        max-height: 40vh;
    }
}

/* 浮动按钮 */
.float-buttons {
    position: fixed;
    right: 20px;
    bottom: 100px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    z-index: 9999;
}

.float-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 16px;
    background: linear-gradient(135deg, #4facfe, #00f2fe);
    border: none;
    border-radius: 50px;
    color: #1a1a2e;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    box-shadow: 0 4px 15px rgba(79, 172, 254, 0.4);
    transition: all 0.3s ease;
    white-space: nowrap;
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.5s ease forwards;
}

.float-btn:nth-child(1) {
    animation-delay: 0.1s;
}

.float-btn:nth-child(2) {
    animation-delay: 0.2s;
}

.float-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(79, 172, 254, 0.6);
}

.float-btn:active {
    transform: translateY(-1px);
}

.float-btn-icon {
    font-size: 18px;
}

.float-btn-text {
    font-size: 13px;
}

.float-btn-contact {
    background: linear-gradient(135deg, #f59e0b, #f97316);
    color: #fff;
}

.float-btn-top {
    background: linear-gradient(135deg, #4facfe, #00f2fe);
    color: #1a1a2e;
    opacity: 0;
    transform: translateY(20px);
    animation: none;
    pointer-events: none;
}

@media (max-width: 768px) {
    .float-buttons {
        right: 10px;
        bottom: 80px;
    }

    .float-btn {
        padding: 10px 12px;
    }

    .float-btn-text {
        display: none;
    }

    .float-btn-icon {
        font-size: 20px;
    }
}

/* 订单弹窗 */
.order-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.85);
    z-index: 10000;
    overflow-y: auto;
    padding: 20px;
}

.order-modal.show {
    display: flex;
    align-items: center;
    justify-content: center;
}

.order-modal-content {
    background: rgba(26, 26, 46, 0.98);
    border: 1px solid rgba(79, 172, 254, 0.3);
    border-radius: 20px;
    padding: 30px;
    width: 100%;
    max-width: 500px;
    margin: 20px auto;
    max-height: 90vh;
    overflow-y: auto;
}

.order-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
    padding-bottom: 15px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.order-modal-header h3 {
    color: #fff;
    font-size: 1.4rem;
    margin: 0;
}

.order-modal-close {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    color: #fff;
    font-size: 1.2rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

.order-section {
    margin-bottom: 25px;
}

.order-section h4 {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1rem;
    margin-bottom: 15px;
    padding-left: 10px;
    border-left: 3px solid #4facfe;
}

.form-group {
    margin-bottom: 15px;
}

.form-group label {
    display: block;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
    margin-bottom: 8px;
}

.form-group .required {
    color: #ef4444;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.05);
    color: #fff;
    font-size: 0.95rem;
    box-sizing: border-box;
}

.form-group textarea {
    height: 80px;
    resize: vertical;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #4facfe;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(255, 255, 255, 0.3);
}

.form-group input[readonly] {
    background: rgba(255, 255, 255, 0.03);
    color: #4facfe;
}

.order-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px;
    background: rgba(79, 172, 254, 0.1);
    border-radius: 10px;
    margin-bottom: 25px;
}

.total-label {
    color: rgba(255, 255, 255, 0.7);
    font-size: 1rem;
}

.total-value {
    color: #4facfe;
    font-size: 1.5rem;
    font-weight: bold;
}

.order-submit {
    width: 100%;
    padding: 15px;
    background: linear-gradient(135deg, #4facfe, #00f2fe);
    border: none;
    border-radius: 10px;
    color: #1a1a2e;
    font-size: 1.1rem;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
}

.order-submit:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(79, 172, 254, 0.4);
}

@media (max-width: 768px) {
    .order-modal-content {
        padding: 20px;
        margin: 10px;
    }

    .order-modal-header h3 {
        font-size: 1.2rem;
    }
}

/* 水印 */
.watermark {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 9998;
    opacity: 0.03;
    font-size: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #4facfe;
    font-weight: bold;
    transform: rotate(-30deg);
}

/* 案例网格优化 */
.cases-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}

.cases-panel .case-card:nth-child(n+9) {
    display: none;
}

.cases-panel.show-all .case-card:nth-child(n+9) {
    display: block;
}

.cases-panel.show-all .load-more-container {
    background: linear-gradient(135deg, #4facfe, #00f2fe);
    color: #1a1a2e;
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(79, 172, 254, 0.4);
}

.cases-panel.show-all .load-more-container {
    display: none;
}

@media (max-width: 992px) {
    .cases-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .cases-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
}

@media (max-width: 480px) {
    .cases-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin: 0 auto;
    }

    .load-more-btn {
        padding: 12px 35px;
        font-size: 0.95rem;
    }
}

/* 特色图标 */
.feature-icon img {
    width: 80px;
    height: 80px;
    object-fit: contain;
}

.cta-section .feature-icon img {
    width: 120px;
    height: 120px;
    object-fit: contain;
}

.case-preview img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 12px;
}

@media (max-width: 480px) {
    .feature-icon img {
        width: 60px;
        height: 60px;
    }

    .case-preview img {
        height: 200px;
    }
}