* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: url('assets/images/back44.png') no-repeat center center fixed;
    background-size: cover;
    color: white;
    overflow-x: hidden;
    overflow-y: auto;
    position: relative;
    margin: 0 !important;
    padding: 0 !important;
}

/* 顶部导航栏样式 */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid #e8edf4;
    padding: 0.9rem 0;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.05);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.nav-logo {
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.logo-img {
    height: 38px;
    width: auto;
    object-fit: contain;
    filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.1));
}

.nav-menu {
    display: flex;
    gap: 1.5rem;
    flex: 1;
    justify-content: center;
    margin: 0 1.5rem;
}

.nav-link {
    text-decoration: none;
    color: #2c3e50;
    font-weight: 500;
    font-size: 0.9rem;
    white-space: nowrap;
    padding: 0.5rem 0.8rem;
    position: relative;
    transition: all 0.3s ease;
    border-radius: 6px;
}

.nav-link:hover {
    color: #3b82f6;
    background: rgba(59, 130, 246, 0.08);
    transform: translateY(-1px);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: #667eea;
    transition: width 0.3s ease;
}

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

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-shrink: 0;
}

.lang-switch {
    background: none;
    border: 1px solid #e2e8f0;
    color: #64748b;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 500;
}

.lang-switch:hover {
    border-color: #3b82f6;
    color: #3b82f6;
    background: rgba(59, 130, 246, 0.05);
}

.nav-actions .cta-button {
    background: white;
    color: #3b82f6;
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 0;
    font-weight: 600;
    font-size: 0.85rem;
    font-family: 'SimSun', '宋体', serif;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    border: 1px solid #e2e8f0;
    cursor: pointer;
}

.nav-actions .cta-button:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.2);
    background: #f8fafc;
    border-color: #3b82f6;
}

.nav-dropdown {
    position: relative;
}

.dropdown-toggle {
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

.dropdown-toggle:hover {
    color: #3b82f6;
    background: rgba(59, 130, 246, 0.08);
    transform: translateY(-1px);
}

.dropdown-arrow {
    font-size: 0.7rem;
    transition: transform 0.3s ease;
}

.nav-dropdown:hover .dropdown-arrow {
    transform: rotate(180deg);
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: white;
    border-radius: 12px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
    padding: 1rem;
    min-width: 320px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 1001;
    margin-top: 0.5rem;
}

.nav-dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    margin-top: 0;
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.8rem 1rem;
    text-decoration: none;
    color: #374151;
    border-radius: 8px;
    transition: all 0.3s ease;
    margin-bottom: 0.3rem;
}

.dropdown-item:hover {
    background: rgba(59, 130, 246, 0.08);
    color: #3b82f6;
    transform: translateX(4px);
}

.product-icon {
    width: 40px;
    height: 40px;
    background: #f8fafc;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: all 0.3s ease;
}

.dropdown-item:hover .product-icon {
    background: rgba(59, 130, 246, 0.1);
    transform: scale(1.1);
}

.product-info {
    flex: 1;
}

.product-name {
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 0.2rem;
    color: #1f2937;
}

.product-desc {
    font-size: 0.8rem;
    color: #6b7280;
    line-height: 1.4;
}

.dropdown-item:hover .product-name {
    color: #3b82f6;
}

.dropdown-item:hover .product-desc {
    color: #4b5563;
}

.product-logo {
    width: 24px;
    height: 24px;
    object-fit: contain;
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .nav-container {
        padding: 0 1rem;
    }
    
    .nav-menu {
        gap: 1rem;
        margin: 0 1rem;
    }
    
    .nav-link {
        font-size: 0.85rem;
        padding: 0.4rem 0.6rem;
    }
}

@media (max-width: 768px) {
    .nav-container {
        flex-direction: column;
        gap: 1rem;
        padding: 1rem;
    }
    
    .logo-img {
        height: 32px;
    }
    
    .nav-menu {
        flex-direction: column;
        width: 100%;
        gap: 0.5rem;
        margin: 0;
    }
    
    .nav-dropdown {
        width: 100%;
    }
    
    .dropdown-menu {
        position: static;
        transform: none;
        opacity: 1;
        visibility: visible;
        box-shadow: none;
        border: 1px solid #e2e8f0;
        margin-top: 0;
        min-width: auto;
    }
    
    .dropdown-item {
        padding: 0.6rem 0.8rem;
        margin-bottom: 0.2rem;
    }
    
    .product-icon {
        width: 32px;
        height: 32px;
    }
    
    .product-name {
        font-size: 0.85rem;
    }
    
    .product-desc {
        font-size: 0.75rem;
    }
    
    .nav-actions {
        width: 100%;
        justify-content: center;
        gap: 0.8rem;
    }
    
    .lang-switch,
    .nav-actions .cta-button {
        font-size: 0.8rem;
        padding: 0.5rem 1rem;
    }
}

@media (max-width: 480px) {
    .nav-container {
        padding: 0.8rem;
    }
    
    .logo-img {
        height: 28px;
    }
    
    .nav-menu {
        gap: 0.3rem;
    }
    
    .nav-link {
        font-size: 0.8rem;
        padding: 0.3rem 0.5rem;
    }
    
    .dropdown-item {
        padding: 0.5rem 0.6rem;
    }
    
    .product-icon {
        width: 28px;
        height: 28px;
    }
    
    .product-name {
        font-size: 0.8rem;
    }
    
    .product-desc {
        font-size: 0.7rem;
    }
    
    .nav-actions {
        gap: 0.5rem;
    }
    
    .lang-switch,
    .nav-actions .cta-button {
        font-size: 0.75rem;
        padding: 0.4rem 0.8rem;
    }
}

/* 首页样式 */
.home-section {
    position: relative;
    height: 100vh;
    width: 100%;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    scroll-snap-align: start;
    z-index: 1;
    margin-top: 0 !important;
    padding-top: 0 !important;
}

.home-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 1;
    display: block !important;
}



.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 4;
    text-align: center;
    color: white;
    animation: bounce 2s infinite;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.scroll-text {
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
    opacity: 0.8;
}

.scroll-arrow {
    font-size: 1.5rem;
    animation: bounce 2s infinite;
}

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

/* 火山引擎风格页脚 */
.volcano-footer {
    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    color: #ffffff;
    position: relative;
    overflow: hidden;
}

.volcano-footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="%23333" stroke-width="0.5" opacity="0.3"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.1;
    z-index: 0;
}

.footer-container {
    position: relative;
    z-index: 1;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

.footer-main {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    padding: 4rem 0 3rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-section {
    display: flex;
    flex-direction: column;
}

.footer-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 1.5rem;
    position: relative;
}

.footer-title::after {
    content: '';
    position: absolute;
    bottom: -0.5rem;
    left: 0;
    width: 2rem;
    height: 2px;
    background: linear-gradient(90deg, #667eea 0%, #764ba2 100%);
    border-radius: 1px;
}

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

.footer-links li {
    margin-bottom: 0.8rem;
}

.footer-links a {
    color: #b0b0b0;
    text-decoration: none;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    position: relative;
    padding-left: 0;
}

.footer-links a::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    width: 0;
    height: 1px;
    background: linear-gradient(90deg, #667eea 0%, #764ba2 100%);
    transition: width 0.3s ease;
    transform: translateY(-50%);
}

.footer-links a:hover {
    color: #ffffff;
    padding-left: 1rem;
}

.footer-links a:hover::before {
    width: 0.8rem;
}

.footer-contact {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 2rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-logo-section {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-shrink: 0;
}

.footer-logo {
    width: 48px;
    height: 48px;
    object-fit: contain;
    filter: brightness(0) invert(1);
    transition: all 0.3s ease;
}

.footer-logo:hover {
    transform: scale(1.1);
    filter: brightness(1) invert(0);
}

.footer-logo-text h4 {
    font-size: 1.2rem;
    font-weight: 600;
    color: #ffffff;
    margin: 0 0 0.3rem 0;
}

.footer-logo-text p {
    font-size: 0.85rem;
    color: #b0b0b0;
    margin: 0;
    line-height: 1.4;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.contact-label {
    color: #b0b0b0;
    font-size: 0.9rem;
}

.contact-value {
    color: #ffffff;
    font-weight: 500;
    font-size: 0.9rem;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    color: #b0b0b0;
    text-decoration: none;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.social-link:hover {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #ffffff;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

.footer-bottom {
    background: rgba(0, 0, 0, 0.3);
    padding: 1.5rem 0;
}

.footer-bottom-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

.copyright {
    color: #b0b0b0;
    font-size: 0.85rem;
}

.copyright a {
    color: #b0b0b0;
    text-decoration: none;
    transition: color 0.3s ease;
}

.copyright a:hover {
    color: #667eea;
}

.icp-info {
    color: #888888;
    font-size: 0.8rem;
    margin-top: 0.5rem;
}

.footer-actions {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.language-selector,
.region-select {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #ffffff;
    color: #ffffff;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.language-selector:hover,
.region-select:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.3);
}

.language-selector option,
.region-select option {
    background: #2d2d2d;
    color: #ffffff;
}

.region-selector {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #b0b0b0;
    font-size: 0.85rem;
}

/* 页脚响应式设计 */
@media (max-width: 768px) {
    .footer-container {
        padding: 0 1rem;
    }

    .footer-main {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
        gap: 2rem;
        padding: 3rem 0 2rem;
    }

    .footer-contact {
        flex-direction: column;
        gap: 2rem;
        align-items: flex-start;
    }

    .footer-logo-section {
        align-self: center;
        margin-bottom: 1rem;
    }

    .footer-bottom-container {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

    .footer-actions {
        flex-direction: column;
        gap: 1rem;
    }
}

@media (max-width: 480px) {
    .footer-main {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .contact-info {
        gap: 0.6rem;
    }

    .social-links {
        gap: 0.8rem;
    }

    .social-link {
        width: 36px;
        height: 36px;
    }
}



/* 背景粒子效果 */
.bg-particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 1;
}

.particle {
    position: absolute;
    width: 2px;
    height: 2px;
    background: rgba(8, 167, 188, 0.3);
    border-radius: 50%;
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); opacity: 0.3; }
    50% { transform: translateY(-20px) rotate(180deg); opacity: 0.8; }
}

/* 主容器 */
.card-container {
    position: relative;
    z-index: 2;
    width: 100%;
    max-width: 1440px;
    height: 100vh;
    margin: 0 auto;
    display: flex;
    background: rgba(255, 255, 255, 0.02);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* 新增的第一屏容器 */
.first-screen-container {
    position: relative;
    z-index: 2;
    width: 100%;
    max-width: 1440px;
    height: 100vh;
    margin: 0 auto;
    display: flex;
    background: rgba(255, 255, 255, 0.02);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    margin-bottom: 2px;
}

/* 新增第一屏的特殊样式 */
.first-screen-container .brand-name {
    font-size: clamp(3rem, 5vw, 4rem);
    background: linear-gradient(135deg, #08a7bc, #00d4ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 30px rgba(8, 167, 188, 0.3);
}

.first-screen-container .brand-subtitle {
    font-size: 1.3rem;
    background: linear-gradient(135deg, #08a7bc, #00d4ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.first-screen-container .brand-slogan {
    font-size: clamp(1.5rem, 3vw, 2rem);
    background: linear-gradient(135deg, #08a7bc, #00d4ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.first-screen-container .description-item {
    background: linear-gradient(135deg, #08a7bc, #00d4ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.first-screen-container .tag {
    background: rgba(8, 167, 188, 0.15);
    border: 1px solid rgba(8, 167, 188, 0.4);
    box-shadow: 0 0 20px rgba(8, 167, 188, 0.2);
}

.first-screen-container .cta-button {
    background: linear-gradient(135deg, rgba(8, 167, 188, 0.1) 0%, rgba(0, 212, 255, 0.1) 100%);
    border: 1px solid rgba(8, 167, 188, 0.4);
    box-shadow: 0 0 30px rgba(8, 167, 188, 0.2);
}

.first-screen-container .cta-button:hover {
    background: linear-gradient(135deg, rgba(8, 167, 188, 0.2) 0%, rgba(0, 212, 255, 0.2) 100%);
    border-color: rgba(8, 167, 188, 0.6);
    box-shadow: 0 0 50px rgba(8, 167, 188, 0.4);
}

/* 新增第一屏的特殊动画效果 */
.first-screen-container .glow-orb {
    animation: enhanced-pulse 3s ease-in-out infinite;
}

.first-screen-container .glow-orb:nth-child(1) {
    animation-delay: 0s;
    background: radial-gradient(circle, rgba(8, 167, 188, 0.2) 0%, transparent 70%);
}

.first-screen-container .glow-orb:nth-child(2) {
    animation-delay: 1.5s;
    background: radial-gradient(circle, rgba(0, 212, 255, 0.2) 0%, transparent 70%);
}

@keyframes enhanced-pulse {
    0%, 100% { 
        opacity: 0.4; 
        transform: scale(1) rotate(0deg); 
    }
    50% { 
        opacity: 0.8; 
        transform: scale(1.3) rotate(180deg); 
    }
}

.first-screen-container .carousel-track img {
    filter: brightness(1.1) contrast(1.2) saturate(1.1);
    transition: all 0.4s ease;
}

.first-screen-container .carousel-track img:hover {
    filter: brightness(1.3) contrast(1.4) saturate(1.3);
    transform: scale(1.12);
    box-shadow: 0 15px 50px rgba(8, 167, 188, 0.3);
}

/* 增强版第一屏的特殊样式 */
.enhanced-first-screen .cta-button span:first-child::before {
    content: "立即体验光影方舟";
}

.enhanced-first-screen .cta-button span:first-child {
    visibility: hidden;
}

/* 移除增强版第一屏顶部“全新体验”装饰元素 */

/* 增强版第一屏的特殊交互效果 */
.enhanced-first-screen .content-section {
    position: relative;
}

.enhanced-first-screen .content-section::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 2px;
    height: 100%;
    background: linear-gradient(180deg, #08a7bc, #00d4ff, #08a7bc);
    animation: scan-line 2s ease-in-out infinite;
}

@keyframes scan-line {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 1; }
}

.enhanced-first-screen .brand-name {
    position: relative;
}

.enhanced-first-screen .brand-name::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, #08a7bc, #00d4ff);
    animation: expand-width 2s ease-in-out infinite;
}

@keyframes expand-width {
    0% { width: 0%; }
    50% { width: 100%; }
    100% { width: 0%; }
}

/* 增强版EAI集成底座页面的特殊样式 */
.enhanced-eai-screen {
    margin-bottom: 2px;
}

.enhanced-eai-screen .research-brand-name {
    font-size: clamp(3rem, 5vw, 4rem);
    background: linear-gradient(135deg, #1e40af, #3b82f6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 30px rgba(30, 64, 175, 0.3);
}

.enhanced-eai-screen .research-brand-slogan {
    font-size: clamp(1.5rem, 3vw, 2rem);
    background: linear-gradient(135deg, #1e40af, #3b82f6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.enhanced-eai-screen .research-description-item {
    background: linear-gradient(135deg, #1e40af, #3b82f6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.enhanced-eai-screen .research-tag {
    background: rgba(30, 64, 175, 0.15);
    border: 1px solid rgba(30, 64, 175, 0.4);
    box-shadow: 0 0 20px rgba(30, 64, 175, 0.2);
}

.enhanced-eai-screen .research-cta-button {
    background: linear-gradient(135deg, rgba(30, 64, 175, 0.1) 0%, rgba(59, 130, 246, 0.1) 100%);
    border: 1px solid rgba(30, 64, 175, 0.4);
    box-shadow: 0 0 30px rgba(30, 64, 175, 0.2);
}

.enhanced-eai-screen .research-cta-button:hover {
    background: linear-gradient(135deg, rgba(30, 64, 175, 0.2) 0%, rgba(59, 130, 246, 0.2) 100%);
    border-color: rgba(30, 64, 175, 0.6);
    box-shadow: 0 0 50px rgba(30, 64, 175, 0.4);
}



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

/* 增强版EAI集成底座页面的特殊交互效果 */
.enhanced-eai-screen .research-content-section {
    position: relative;
}

.enhanced-eai-screen .research-content-section::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 2px;
    height: 100%;
    background: linear-gradient(180deg, #1e40af, #3b82f6, #1e40af);
    animation: scan-line-eai 2s ease-in-out infinite;
}

@keyframes scan-line-eai {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 1; }
}

.enhanced-eai-screen .eai-main-title {
    position: relative;
}

.enhanced-eai-screen .eai-main-title::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, #1e40af, #3b82f6);
    animation: expand-width-eai 2s ease-in-out infinite;
}

@keyframes expand-width-eai {
    0% { width: 0%; }
    50% { width: 100%; }
    100% { width: 0%; }
}

/* EAI展示区域样式 */
.eai-showcase {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: repeat(3, 1fr);
    gap: 1.5rem;
    width: 85%;
    height: 80%;
    padding: 2rem;
}

/* EAI上下布局样式 */
.eai-vertical-layout {
    position: relative;
    display: flex;
    flex-direction: column;
    width: 100%;
    height: 100vh;
}

.eai-image-section {
    flex: 1 1 auto;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100vw;
    margin-left: calc(-50vw + 50%);
}

.eai-image-section img {
    width: 100vw;
    height: 100%;
    object-fit: cover;
}

.eai-title-section {
    position: absolute;
    top: 3rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 5;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 1rem 2rem;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 16px;
}

.eai-main-title {
    font-size: clamp(2.5rem, 4vw, 3.5rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 1rem;
    color: #1e40af;
    font-family: 'SimSun', '宋体', serif;
    text-align: center;
    background: linear-gradient(135deg, #1e40af, #3b82f6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 30px rgba(30, 64, 175, 0.3);
}

.eai-subtitle {
    font-size: clamp(1.2rem, 2.5vw, 1.8rem);
    font-weight: 700;
    line-height: 1.4;
    color: #3b82f6;
    font-family: 'SimSun', '宋体', serif;
    text-align: center;
    background: linear-gradient(135deg, #1e40af, #3b82f6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* GEO业务展示样式 */
.geo-showcase {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.geo-showcase img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    transition: all 0.4s ease;
}

.geo-showcase img:hover {
    transform: scale(1.05);
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.4);
}

/* 单张图片展示样式 */
.single-image-container {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    position: relative;
}

.geo-showcase-image {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    transition: all 0.4s ease;
    max-width: 90%;
    max-height: 90%;
}

.geo-showcase-image:hover {
    transform: scale(1.05);
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.4);
}

/* EAI页面响应式设计 */
@media (max-width: 768px) {
    .eai-vertical-layout {
        height: 100vh;
    }
    
    .eai-image-section {
        flex: 1 1 auto;
    }
    
    .eai-title-section {
        top: 1.5rem;
        padding: 1rem 1.25rem;
    }
    
    .eai-main-title {
        font-size: clamp(2rem, 5vw, 2.5rem);
    }
    
    .eai-subtitle {
        font-size: clamp(1rem, 3vw, 1.3rem);
    }
}

@media (max-width: 480px) {
    .eai-image-section {
        flex: 1 1 auto;
    }
    
    .eai-title-section {
        top: 1rem;
        padding: 0.75rem 1rem;
    }
    
    .eai-main-title {
        font-size: clamp(1.8rem, 6vw, 2.2rem);
    }
    
    .eai-subtitle {
        font-size: clamp(0.9rem, 4vw, 1.1rem);
    }
}

.eai-item {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.15);
    transition: all 0.4s ease;
}

.eai-item:first-child {
    grid-column: span 2;
}

.eai-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.25);
}

.eai-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.eai-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(30, 64, 175, 0.9));
    color: white;
    padding: 2rem;
    transform: translateY(100%);
    transition: transform 0.4s ease;
}

.eai-item:hover .eai-overlay {
    transform: translateY(0);
}

.eai-overlay h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    font-family: 'SimSun', '宋体', serif;
}

.eai-overlay p {
    font-size: 1rem;
    opacity: 0.9;
    font-family: 'SimSun', '宋体', serif;
}

/* 增强版易术研究页面的特殊样式 */
.enhanced-research-screen {
    margin-bottom: 2px;
}

.enhanced-research-screen .research-brand-name {
    font-size: clamp(3rem, 5vw, 4rem);
    background: linear-gradient(135deg, #1155eb, #3b82f6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 30px rgba(17, 85, 235, 0.3);
}

.enhanced-research-screen .research-brand-slogan {
    font-size: clamp(1.5rem, 3vw, 2rem);
    background: linear-gradient(135deg, #1155eb, #3b82f6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.enhanced-research-screen .research-description-item {
    background: linear-gradient(135deg, #1155eb, #3b82f6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.enhanced-research-screen .research-tag {
    background: rgba(17, 85, 235, 0.15);
    border: 1px solid rgba(17, 85, 235, 0.4);
    box-shadow: 0 0 20px rgba(17, 85, 235, 0.2);
}

.enhanced-research-screen .research-cta-button {
    background: linear-gradient(135deg, rgba(17, 85, 235, 0.1) 0%, rgba(59, 130, 246, 0.1) 100%);
    border: 1px solid rgba(17, 85, 235, 0.4);
    box-shadow: 0 0 30px rgba(17, 85, 235, 0.2);
}

.enhanced-research-screen .research-cta-button:hover {
    background: linear-gradient(135deg, rgba(17, 85, 235, 0.2) 0%, rgba(59, 130, 246, 0.2) 100%);
    border-color: rgba(17, 85, 235, 0.6);
    box-shadow: 0 0 50px rgba(17, 85, 235, 0.4);
}

/* 增强版易术研究页面的装饰元素 */
.enhanced-research-screen::before {
    content: "📚 知识殿堂 📚";
    position: absolute;
    top: 2rem;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, #1155eb, #3b82f6);
    color: white;
    padding: 0.5rem 1.5rem;
    border-radius: 25px;
    font-size: 0.9rem;
    font-weight: 700;
    z-index: 10;
    animation: float-badge-research 3s ease-in-out infinite;
    box-shadow: 0 4px 20px rgba(17, 85, 235, 0.3);
}

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

/* 增强版易术研究页面的特殊交互效果 */
.enhanced-research-screen .research-content-section {
    position: relative;
}

.enhanced-research-screen .research-content-section::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 2px;
    height: 100%;
    background: linear-gradient(180deg, #1155eb, #3b82f6, #1155eb);
    animation: scan-line-research 2s ease-in-out infinite;
}

@keyframes scan-line-research {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 1; }
}

.enhanced-research-screen .research-brand-name {
    position: relative;
}

.enhanced-research-screen .research-brand-name::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, #1155eb, #3b82f6);
    animation: expand-width-research 2s ease-in-out infinite;
}

@keyframes expand-width-research {
    0% { width: 0%; }
    50% { width: 100%; }
    100% { width: 0%; }
}

/* 增强版易术研究页面的白皮书展示效果 */
.enhanced-research-screen .whitepaper-item {
    transition: all 0.4s ease;
}

.enhanced-research-screen .whitepaper-item:hover {
    transform: translateY(-15px) scale(1.05);
    box-shadow: 0 25px 80px rgba(17, 85, 235, 0.3);
}

.enhanced-research-screen .whitepaper-overlay {
    background: linear-gradient(transparent, rgba(17, 85, 235, 0.9));
}

.enhanced-research-screen .whitepaper-overlay h3 {
    color: white;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

/* 增强版易术研究页面的CTA按钮文本 */
.enhanced-research-screen .research-cta-button span:first-child::before {
    content: "探索知识殿堂";
}

.enhanced-research-screen .research-cta-button span:first-child {
    visibility: hidden;
}

/* 增强版EAI集成底座页面的CTA按钮文本 */
.enhanced-eai-screen .research-cta-button span:first-child::before {
    content: "了解集成方案";
}

.enhanced-eai-screen .research-cta-button span:first-child {
    visibility: hidden;
}

/* 增强版易术研究页面的特殊交互效果 */
.enhanced-research-screen .whitepaper-item {
    position: relative;
    overflow: hidden;
}

.enhanced-research-screen .whitepaper-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(17, 85, 235, 0.2), transparent);
    transition: left 0.6s ease;
    z-index: 2;
}

.enhanced-research-screen .whitepaper-item:hover::before {
    left: 100%;
}

.enhanced-research-screen .research-tag {
    position: relative;
    overflow: hidden;
}

.enhanced-research-screen .research-tag::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(17, 85, 235, 0.2), transparent);
    transition: left 0.6s ease;
}

.enhanced-research-screen .research-tag:hover::before {
    left: 100%;
}

/* 左侧内容区 */
.content-section {
    flex: 0 0 40%;
    padding: 4rem 3rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    position: relative;
}

.content-section::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 1px;
    height: 100%;
    background: linear-gradient(180deg, transparent 0%, rgba(8, 167, 188, 0.3) 50%, transparent 100%);
}

/* Logo区域 */
.logo-section {
    position: absolute;
    top: 2rem;
    left: 3rem;
    display: flex;
    align-items: center;
}

.logo-icon {
    width: 125px;
    height: 175px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 40px rgba(8, 167, 188, 0.3);
    overflow: hidden;
}

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

.logo-text {
    font-size: 1.2rem;
    font-weight: 600;
    color: #08a7bc;
    font-family: 'SimSun', '宋体', serif;
}

/* 右侧品牌导航栏 */
.brand-navigation {
    position: fixed;
    right: -2rem;
    top: 50%;
    transform: translateY(-50%);
    z-index: 1000;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 25px 0 0 25px;
    padding: 1rem 0.8rem;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
}

.brand-navigation:hover {
    right: 0;
    padding-right: 2rem;
    border-radius: 25px 0 0 25px;
}

.brand-nav-item {
    width: 45px;
    height: 45px;
    margin: 0.8rem 0;
    border-radius: 15px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    position: relative;
    overflow: hidden;
}

.brand-nav-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(59, 130, 246, 0.2), transparent);
    transition: left 0.6s ease;
}

.brand-nav-item:hover {
    background: rgba(59, 130, 246, 0.1);
    border-color: rgba(59, 130, 246, 0.3);
    transform: scale(1.1);
    box-shadow: 0 4px 20px rgba(59, 130, 246, 0.2);
}

.brand-nav-item:hover::before {
    left: 100%;
}

.brand-nav-item.active {
    background: rgba(59, 130, 246, 0.2);
    border-color: rgba(59, 130, 246, 0.5);
    transform: scale(1.15);
    box-shadow: 0 6px 30px rgba(59, 130, 246, 0.3);
}

.brand-nav-item img {
    width: 32px;
    height: 32px;
    object-fit: contain;
    filter: brightness(0.8) contrast(1.2);
    transition: all 0.3s ease;
}

.brand-nav-item:hover img,
.brand-nav-item.active img {
    filter: brightness(1.2) contrast(1.5);
    transform: scale(1.1);
}

/* 品牌导航项工具提示 */
.brand-nav-item {
    position: relative;
}

.brand-nav-item::after {
    content: attr(title);
    position: absolute;
    right: 60px;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.8);
    color: white;
    padding: 0.5rem 0.8rem;
    border-radius: 6px;
    font-size: 0.8rem;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 1001;
}

.brand-nav-item::before {
    content: '';
    position: absolute;
    right: 55px;
    top: 50%;
    transform: translateY(-50%);
    border: 5px solid transparent;
    border-left-color: rgba(0, 0, 0, 0.8);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 1001;
}

.brand-nav-item:hover::after,
.brand-nav-item:hover::before {
    opacity: 1;
    visibility: visible;
}

/* 滑动指示器 */
.nav-indicator {
    position: absolute;
    right: -4px;
    width: 3px;
    height: 30px;
    background: linear-gradient(180deg, #3b82f6, #8b5cf6);
    border-radius: 2px;
    transition: all 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    box-shadow: 0 2px 10px rgba(59, 130, 246, 0.5);
}

/* 品牌名称 */
.brand-name {
    font-size: clamp(2.5rem, 4vw, 3.5rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    color: #08a7bc;
    font-family: 'SimSun', '宋体', serif;
    position: relative;
}

.brand-name::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, #08a7bc, #00d4ff);
    animation: expand-width-brand 2s ease-in-out infinite;
}

@keyframes expand-width-brand {
    0% { width: 0%; }
    50% { width: 100%; }
    100% { width: 0%; }
}

.brand-subtitle {
    font-size: 1.1rem;
    color: #08a7bc;
    font-weight: 700;
    margin-bottom: 2rem;
    font-family: 'SimSun', '宋体', serif;
    letter-spacing: 0.5px;
}

/* 品牌主张 */
.brand-slogan {
    font-size: clamp(1.3rem, 2.5vw, 1.8rem);
    font-weight: 700;
    margin-bottom: 2.5rem;
    line-height: 1.4;
    color: #08a7bc;
    font-family: 'SimSun', '宋体', serif;
}

/* 品牌简介 */
.brand-description {
    margin-bottom: 2.5rem;
}

.description-item {
    margin-bottom: 1rem;
    color: #08a7bc;
    line-height: 1.6;
    font-size: 0.95rem;
    position: relative;
    padding-left: 1rem;
    font-family: 'SimSun', '宋体', serif;
    font-weight: 700;
}

.description-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.6rem;
    width: 4px;
    height: 4px;
    background: #08a7bc;
    border-radius: 50%;
}

/* 标签区域 */
.tags-section {
    margin-bottom: 3rem;
}

.tags-container {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.tag {
    padding: 0.6rem 1.2rem;
    background: rgba(8, 167, 188, 0.1);
    border: 1px solid rgba(8, 167, 188, 0.3);
    border-radius: 20px;
    color: #08a7bc;
    font-size: 0.85rem;
    font-weight: 700;
    transition: all 0.3s ease;
    cursor: pointer;
    backdrop-filter: blur(10px);
    font-family: 'SimSun', '宋体', serif;
}

.tag:hover {
    background: rgba(8, 167, 188, 0.2);
    border-color: rgba(8, 167, 188, 0.6);
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(8, 167, 188, 0.2);
}

/* CTA按钮 */
.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 0.8rem;
    padding: 1rem 2rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50px;
    color: #08a7bc;
    text-decoration: none;
    font-weight: 700;
    font-size: 1rem;
    transition: all 0.4s ease;
    backdrop-filter: blur(20px);
    position: relative;
    overflow: hidden;
    width: fit-content;
    font-family: 'SimSun', '宋体', serif;
}

/* 第一屏Logo */
.first-screen-logo {
    position: absolute;
    right: calc(5cm - 80px);
    bottom: 4rem;
    width: 150px;
    height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.first-screen-logo img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.cta-button::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 0.6s ease;
}

.cta-button:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(8, 167, 188, 0.5);
    transform: translateY(-3px);
    box-shadow: 0 8px 40px rgba(8, 167, 188, 0.3);
}

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

.arrow-icon {
    transition: transform 0.3s ease;
    font-size: 1.2rem;
}

.cta-button:hover .arrow-icon {
    transform: translateX(4px);
}

/* 右侧视觉区 */
.visual-section {
    flex: 0 0 60%;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* 图片容器 */
.images-container {
    position: relative;
    width: 80%;
    height: 70%;
    transform-style: preserve-3d;
}

.image-card {
    position: absolute;
    width: 300px;
    height: 400px;
    border-radius: 20px;
    overflow: hidden;
    background: linear-gradient(135deg, #1e293b, #334155);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    transition: all 0.8s ease;
    backdrop-filter: blur(10px);
}

.image-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1) 0%, rgba(139, 92, 246, 0.1) 100%);
    z-index: 1;
}

.image-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    color: rgba(255, 255, 255, 0.3);
    position: relative;
    z-index: 2;
}

/* 三张图片的布局 */
.image-card:nth-child(1) {
    top: 10%;
    left: 10%;
    z-index: 3;
    animation: float1 6s ease-in-out infinite;
}

.image-card:nth-child(2) {
    top: 30%;
    right: 5%;
    z-index: 2;
    animation: float2 8s ease-in-out infinite;
}

.image-card:nth-child(3) {
    bottom: 15%;
    left: 25%;
    z-index: 1;
    animation: float3 10s ease-in-out infinite;
}

@keyframes float1 {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-15px) rotate(1deg); }
}

@keyframes float2 {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(-1deg); }
}

@keyframes float3 {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-10px) rotate(0.5deg); }
}

/* 交互效果 */
.image-card:hover {
    transform: scale(1.05) translateY(-10px);
    z-index: 10;
    box-shadow: 0 30px 80px rgba(59, 130, 246, 0.2);
}

/* 发光装饰元素 */
.glow-orb {
    position: absolute;
    width: 200px;
    height: 200px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(8, 167, 188, 0.1) 0%, transparent 70%);
    animation: pulse 4s ease-in-out infinite;
}

.glow-orb:nth-child(1) {
    top: 20%;
    right: 20%;
    animation-delay: 0s;
}

.glow-orb:nth-child(2) {
    bottom: 30%;
    left: 30%;
    animation-delay: 2s;
}

@keyframes pulse {
    0%, 100% { opacity: 0.3; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(1.2); }
}

/* 图片轮播样式 */
.image-carousel-container {
    position: absolute;
    top: 0;
    left: 0;
    width: calc(100% - 90px);
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.carousel-row {
    height: 160px;
    overflow: hidden;
    position: relative;
    margin: 0.5cm 0;
}

.carousel-track {
    display: flex;
        gap: 1rem;
    animation: scroll 30s linear infinite;
    width: max-content;
}

.carousel-track.reverse {
    animation: scroll-reverse 25s linear infinite;
}

.carousel-track.slow {
    animation: scroll-slow 35s linear infinite;
}

.carousel-track img {
    width: 240px;
    height: 160px;
    object-fit: cover;
    border-radius: 12px;
    transition: all 0.3s ease;
    box-shadow: 0 6px 25px rgba(0, 0, 0, 0.15);
}

.carousel-track img:hover {
    transform: scale(1.08);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.25);
}

@keyframes scroll {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

@keyframes scroll-reverse {
    0% { transform: translateX(-50%); }
    100% { transform: translateX(0); }
}

@keyframes scroll-slow {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .card-container {
        flex-direction: column;
        height: auto;
        min-height: 100vh;
    }
    
    .content-section {
        flex: none;
        padding: 3rem 2rem;
    }
    
    .visual-section {
        flex: none;
        height: 50vh;
        min-height: 400px;
    }
    
    .logo-section {
        position: relative;
        top: 0;
        left: 0;
        margin-bottom: 2rem;
    }
}

@media (max-width: 768px) {
    body {
        overflow-y: auto;
    }
    
    .content-section {
        padding: 2rem 1.5rem;
    }
    
    .images-container {
        width: 90%;
        height: 60%;
    }
    
    .image-card {
        width: 200px;
        height: 280px;
    }
    
    .tags-container {
        justify-content: center;
    }
}

/* 加载动画 */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 1s ease forwards;
}

.fade-in:nth-child(1) { animation-delay: 0.1s; }
.fade-in:nth-child(2) { animation-delay: 0.2s; }
.fade-in:nth-child(3) { animation-delay: 0.3s; }
.fade-in:nth-child(4) { animation-delay: 0.4s; }
.fade-in:nth-child(5) { animation-delay: 0.5s; }

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

/* 易术营销页面样式 */
.marketing-card-container {
    position: relative;
    z-index: 2;
    width: 100%;
    max-width: 1440px;
    height: 100vh;
    margin: 0 auto;
    display: flex;
    background: rgba(255, 255, 255, 0.02);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    margin-top: 2px;
}

.marketing-visual-section {
    flex: 0 0 55%;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    order: 1;
}

.marketing-content-section {
    flex: 0 0 45%;
    padding: 4rem 3rem;
    display: flex;
        flex-direction: column;
    justify-content: center;
    position: relative;
    order: 2;
}

.marketing-content-section::before {
    content: '';
    position: absolute;
    top: 10%;
    left: 0;
    width: 1px;
    height: 80%;
    background: linear-gradient(180deg, transparent 0%, rgba(59, 130, 246, 0.4) 50%, transparent 100%);
}

.marketing-logo-section {
    position: absolute;
    bottom: calc(4rem + 40px);
    right: calc(3rem + 85px);
    display: flex;
    align-items: center;
}

.marketing-logo-icon {
    width: 150px;
    height: 200px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

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

.marketing-logo-text {
    font-size: 1.3rem;
    font-weight: 700;
    color: #e2e8f0;
    font-family: 'JetBrains Mono', monospace;
}

.marketing-brand-name {
    font-size: clamp(2.2rem, 4vw, 3rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    color: #333333;
    font-family: 'SimSun', '宋体', serif;
    position: relative;
}

.marketing-brand-name::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, #3b82f6, #1d4ed8);
    animation: expand-width-marketing 2s ease-in-out infinite;
}

@keyframes expand-width-marketing {
    0% { width: 0%; }
    50% { width: 100%; }
    100% { width: 0%; }
}

.marketing-brand-slogan {
    font-size: clamp(1.1rem, 2.2vw, 1.5rem);
    font-weight: 700;
    margin-bottom: 2.5rem;
    line-height: 1.4;
    color: #333333;
    font-family: 'SimSun', '宋体', serif;
}

.marketing-description {
    margin-bottom: 2.5rem;
}

.marketing-description-item {
    margin-bottom: 1.2rem;
    color: #333333;
    line-height: 1.6;
    font-size: 0.95rem;
    position: relative;
    padding-left: 1.2rem;
    font-family: 'SimSun', '宋体', serif;
    font-weight: 700;
}

.marketing-description-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.6rem;
    width: 6px;
    height: 6px;
    background: linear-gradient(135deg, #3b82f6, #1d4ed8);
    border-radius: 50%;
    box-shadow: 0 0 8px rgba(59, 130, 246, 0.5);
}

.marketing-tags-section {
    margin-bottom: 3rem;
}

.marketing-tags-container {
    display: flex;
        gap: 1rem;
    flex-wrap: wrap;
}

.marketing-tag {
    padding: 0.7rem 1.4rem;
    background: rgba(59, 130, 246, 0.08);
    border: 1px solid rgba(59, 130, 246, 0.25);
    border-radius: 25px;
    color: #333333;
    font-size: 0.85rem;
    font-weight: 700;
    transition: all 0.3s ease;
    cursor: pointer;
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
    font-family: 'SimSun', '宋体', serif;
}

.marketing-tag::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
        width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(59, 130, 246, 0.15), transparent);
    transition: left 0.6s ease;
}

.marketing-tag:hover {
    background: rgba(59, 130, 246, 0.15);
    border-color: rgba(59, 130, 246, 0.5);
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(59, 130, 246, 0.2);
}

.marketing-tag:hover::before {
    left: 100%;
}

.marketing-cta-button {
    display: inline-flex;
    align-items: center;
    gap: 0.8rem;
    padding: 1.1rem 2.2rem;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1) 0%, rgba(29, 78, 216, 0.1) 100%);
    border: 1px solid rgba(59, 130, 246, 0.3);
    border-radius: 50px;
    color: #333333;
    text-decoration: none;
    font-weight: 700;
    font-size: 1rem;
    transition: all 0.4s ease;
    backdrop-filter: blur(20px);
    position: relative;
    overflow: hidden;
    width: fit-content;
    font-family: 'SimSun', '宋体', serif;
}

.marketing-cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(59, 130, 246, 0.2), transparent);
    transition: left 0.6s ease;
}

.marketing-cta-button:hover {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.2) 0%, rgba(29, 78, 216, 0.2) 100%);
    border-color: rgba(59, 130, 246, 0.6);
    transform: translateY(-3px);
    box-shadow: 0 8px 40px rgba(59, 130, 246, 0.3);
    color: white;
}

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

.marketing-arrow-icon {
    transition: transform 0.3s ease;
    font-size: 1.2rem;
}

.marketing-cta-button:hover .marketing-arrow-icon {
    transform: translateX(4px);
}

.dashboard-container {
    position: relative;
    width: 85%;
    height: 80%;
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr 1fr;
    gap: 1.5rem;
    padding: 2rem;
}

.dashboard-card {
    background: rgba(15, 23, 42, 0.8);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: 16px;
    padding: 1.5rem;
    backdrop-filter: blur(20px);
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.dashboard-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, #3b82f6, #1d4ed8);
}

.dashboard-card:hover {
    transform: translateY(-5px);
    border-color: rgba(59, 130, 246, 0.4);
    box-shadow: 0 12px 40px rgba(59, 130, 246, 0.15);
}

.dashboard-card.large {
    grid-column: span 2;
}

.dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.dashboard-title {
    font-size: 0.9rem;
    font-weight: 600;
    color: #e2e8f0;
}

.dashboard-icon {
    width: 24px;
    height: 24px;
    color: #60a5fa;
}

.dashboard-metric {
    font-size: 1.8rem;
    font-weight: 800;
    color: #3b82f6;
    margin-bottom: 0.5rem;
}

.dashboard-change {
    font-size: 0.8rem;
    color: #10b981;
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

.dashboard-chart {
    height: 60px;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1) 0%, rgba(29, 78, 216, 0.05) 100%);
    border-radius: 8px;
    margin-top: 1rem;
    display: flex;
    align-items: end;
    justify-content: space-around;
    padding: 0.5rem;
}

.chart-bar {
    width: 8px;
    background: linear-gradient(180deg, #3b82f6, #1d4ed8);
    border-radius: 4px 4px 0 0;
    animation: growUp 1.5s ease-out forwards;
    transform-origin: bottom;
    transform: scaleY(0);
}

@keyframes growUp {
    to { transform: scaleY(1); }
}

.chart-bar:nth-child(1) { height: 20px; animation-delay: 0.1s; }
.chart-bar:nth-child(2) { height: 35px; animation-delay: 0.2s; }
.chart-bar:nth-child(3) { height: 25px; animation-delay: 0.3s; }
.chart-bar:nth-child(4) { height: 45px; animation-delay: 0.4s; }
.chart-bar:nth-child(5) { height: 30px; animation-delay: 0.5s; }
.chart-bar:nth-child(6) { height: 50px; animation-delay: 0.6s; }
.chart-bar:nth-child(7) { height: 40px; animation-delay: 0.7s; }
.chart-bar:nth-child(8) { height: 55px; animation-delay: 0.8s; }

.funnel-chart {
    display: flex;
    flex-direction: column;
        gap: 0.5rem;
    margin-top: 1rem;
}

.funnel-step {
    height: 20px;
    background: linear-gradient(135deg, #3b82f6, #1d4ed8);
    border-radius: 4px;
    display: flex;
    align-items: center;
    padding: 0 0.8rem;
    font-size: 0.7rem;
    color: white;
    font-weight: 500;
    animation: slideIn 1s ease-out forwards;
    opacity: 0;
    transform: translateX(-20px);
}

@keyframes slideIn {
    to { opacity: 1; transform: translateX(0); }
}

.funnel-step:nth-child(1) { width: 100%; animation-delay: 0.2s; }
.funnel-step:nth-child(2) { width: 80%; animation-delay: 0.4s; }
.funnel-step:nth-child(3) { width: 60%; animation-delay: 0.6s; }
.funnel-step:nth-child(4) { width: 40%; animation-delay: 0.8s; }

@media (max-width: 1200px) {
    .marketing-card-container {
        flex-direction: column;
        height: auto;
        min-height: 100vh;
    }
    
    .marketing-content-section, .marketing-visual-section {
        flex: none;
        order: initial;
    }
    
    .marketing-content-section {
        padding: 3rem 2rem;
    }
    
    .marketing-visual-section {
        height: 60vh;
        min-height: 500px;
    }
    
    .marketing-logo-section {
        position: relative;
        top: 0;
        right: 0;
        margin-bottom: 2rem;
    }
    
    .dashboard-container {
        grid-template-columns: 1fr;
        grid-template-rows: repeat(3, 1fr);
    }
    
    .dashboard-card.large {
        grid-column: span 1;
    }
}

/* 易术研究页面样式 */
.research-card-container {
    position: relative;
    z-index: 2;
        width: 100%;
    max-width: 1440px;
    height: 100vh;
    margin: 0 auto;
    display: flex;
    background: rgba(255, 255, 255, 0.02);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    margin-top: 2px;
}

.research-content-section {
    flex: 0 0 45%;
    padding: 4rem 3rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    position: relative;
    order: 1;
}

.research-content-section::after {
    content: '';
    position: absolute;
    top: 10%;
    right: 0;
    width: 1px;
    height: 80%;
    background: linear-gradient(180deg, transparent 0%, rgba(107, 114, 128, 0.3) 50%, transparent 100%);
}

.research-logo-section {
    position: absolute;
    top: 2rem;
    left: 3rem;
    display: flex;
    align-items: center;
}

.research-logo-icon {
    width: 125px;
    height: 175px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

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

.research-logo-text {
    font-size: 1.3rem;
    font-weight: 700;
    color: #374151;
    font-family: 'JetBrains Mono', monospace;
}

.research-brand-name {
    font-size: clamp(2.2rem, 4vw, 3rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    color: #1155eb;
    font-family: 'SimSun', '宋体', serif;
    position: relative;
}

.research-brand-name::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, #1155eb, #3b82f6);
    animation: expand-width-research 2s ease-in-out infinite;
}

@keyframes expand-width-research {
    0% { width: 0%; }
    50% { width: 100%; }
    100% { width: 0%; }
}

.research-brand-slogan {
    font-size: clamp(1.1rem, 2.2vw, 1.5rem);
    font-weight: 700;
    margin-bottom: 2.5rem;
    line-height: 1.4;
    color: #1155eb;
    font-family: 'SimSun', '宋体', serif;
}

.research-description {
    margin-bottom: 2.5rem;
}

.research-description-item {
    margin-bottom: 1.2rem;
    color: #1155eb;
    line-height: 1.7;
    font-size: 0.95rem;
    position: relative;
    padding-left: 1.2rem;
    font-family: 'SimSun', '宋体', serif;
    font-weight: 700;
}

.research-description-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.7rem;
    width: 6px;
    height: 6px;
    background: linear-gradient(135deg, #1f2937, #374151);
    border-radius: 50%;
    box-shadow: 0 0 8px rgba(31, 41, 55, 0.3);
}

.research-tags-section {
    margin-bottom: 3rem;
}

.research-tags-container {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.research-tag {
    padding: 0.7rem 1.4rem;
    background: rgba(31, 41, 55, 0.05);
    border: 1px solid rgba(31, 41, 55, 0.15);
    border-radius: 25px;
    color: #1155eb;
        font-size: 0.85rem;
    font-weight: 700;
    transition: all 0.3s ease;
    cursor: pointer;
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
    font-family: 'SimSun', '宋体', serif;
}

.research-tag::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(31, 41, 55, 0.08), transparent);
    transition: left 0.6s ease;
}

.research-tag:hover {
    background: rgba(31, 41, 55, 0.1);
    border-color: rgba(31, 41, 55, 0.3);
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(31, 41, 55, 0.15);
}

.research-tag:hover::before {
    left: 100%;
}

.research-cta-button {
    display: inline-flex;
    align-items: center;
    gap: 0.8rem;
    padding: 1.1rem 2.2rem;
    background: linear-gradient(135deg, rgba(31, 41, 55, 0.08) 0%, rgba(55, 65, 81, 0.05) 100%);
    border: 1px solid rgba(31, 41, 55, 0.2);
    border-radius: 50px;
    color: #1155eb;
    text-decoration: none;
    font-weight: 700;
    font-size: 1rem;
    transition: all 0.4s ease;
    backdrop-filter: blur(20px);
    position: relative;
    overflow: hidden;
    width: fit-content;
    font-family: 'SimSun', '宋体', serif;
}

.research-cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
        width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(31, 41, 55, 0.1), transparent);
    transition: left 0.6s ease;
}

.research-cta-button:hover {
    background: linear-gradient(135deg, rgba(31, 41, 55, 0.12) 0%, rgba(55, 65, 81, 0.08) 100%);
    border-color: rgba(31, 41, 55, 0.4);
    transform: translateY(-3px);
    box-shadow: 0 8px 40px rgba(31, 41, 55, 0.2);
    color: #1f2937;
}

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

.research-arrow-icon {
    transition: transform 0.3s ease;
    font-size: 1.2rem;
}

.research-cta-button:hover .research-arrow-icon {
    transform: translateX(4px);
}

/* 第三屏易术研究Logo */
.research-cta-logo {
    position: absolute;
    right: calc(20px + 40px);
    bottom: 4rem;
    width: 150px;
    height: 200px;
    display: flex;
    align-items: center;
        justify-content: center;
}

.research-cta-logo img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

/* 右侧知识展示区域 */
.research-visual-section {
    flex: 0 0 55%;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    order: 2;
}

.whitepaper-showcase {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: repeat(3, 1fr);
        gap: 1.5rem;
    width: 85%;
    height: 80%;
    padding: 2rem;
}

.whitepaper-item {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.15);
    transition: all 0.4s ease;
}

.whitepaper-item:first-child {
    grid-column: span 2;
}

.whitepaper-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.25);
}

.whitepaper-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.whitepaper-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    color: white;
    padding: 2rem;
    transform: translateY(100%);
    transition: transform 0.4s ease;
}

.whitepaper-item:hover .whitepaper-overlay {
    transform: translateY(0);
}

.whitepaper-overlay h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    font-family: 'SimSun', '宋体', serif;
}

.whitepaper-overlay p {
    font-size: 1rem;
    opacity: 0.9;
    font-family: 'SimSun', '宋体', serif;
}

.knowledge-shelf {
    position: relative;
    width: 85%;
    height: 80%;
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr 1fr;
    gap: 2rem;
    padding: 2rem;
}

.knowledge-card {
    background: white;
    border: 1px solid rgba(107, 114, 128, 0.15);
    border-radius: 16px;
    padding: 2rem;
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

.knowledge-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #1f2937, #374151);
}

.knowledge-card:hover {
    transform: translateY(-8px);
    border-color: rgba(107, 114, 128, 0.25);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.1);
}

.knowledge-card.large {
    grid-column: span 2;
    grid-row: span 1;
}

.knowledge-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1.5rem;
}

.knowledge-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: #1f2937;
    line-height: 1.3;
}

.knowledge-type {
        font-size: 0.7rem;
    color: #6b7280;
    background: rgba(107, 114, 128, 0.1);
    padding: 0.3rem 0.8rem;
    border-radius: 12px;
    font-weight: 500;
}

.knowledge-content {
    color: #4b5563;
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.knowledge-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.8rem;
    color: #9ca3af;
}

.knowledge-status {
    display: flex;
    align-items: center;
        gap: 0.5rem;
    }
    
.status-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #10b981;
}

/* 特殊卡片样式 */
.pdf-preview {
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    border-color: #f59e0b;
}

.markdown-editor {
    background: linear-gradient(135deg, #dbeafe 0%, #bfdbfe 100%);
    border-color: #3b82f6;
}

.ai-collaboration {
    background: linear-gradient(135deg, #f3e8ff 0%, #e9d5ff 100%);
    border-color: #8b5cf6;
}

.whitepaper {
    background: linear-gradient(135deg, #ecfdf5 0%, #d1fae5 100%);
    border-color: #10b981;
}

/* 浮动装饰元素 */
.floating-icon {
    position: absolute;
    font-size: 2rem;
    opacity: 0.1;
    animation: float 6s ease-in-out infinite;
}

.floating-icon:nth-child(1) {
    top: 15%;
    right: 10%;
    animation-delay: 0s;
}

.floating-icon:nth-child(2) {
    bottom: 20%;
    left: 15%;
    animation-delay: 2s;
}

.floating-icon:nth-child(3) {
    top: 60%;
    right: 20%;
    animation-delay: 4s;
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .research-card-container {
        flex-direction: column;
        height: auto;
        min-height: 100vh;
    }
    
    .research-content-section, .research-visual-section {
        flex: none;
        order: initial;
    }
    
    .research-content-section {
        padding: 3rem 2rem;
    }
    
    .research-visual-section {
        height: 60vh;
        min-height: 500px;
    }
    
    .research-logo-section {
        position: relative;
        top: 0;
        left: 0;
        margin-bottom: 2rem;
    }
    
    .knowledge-shelf {
        grid-template-columns: 1fr;
        grid-template-rows: repeat(4, 1fr);
    }
    
    .knowledge-card.large {
        grid-column: span 1;
    }
}

/* 半径十五米页面样式 */
.community-card-container {
    position: relative;
    z-index: 2;
    width: 100%;
    max-width: 1440px;
    height: 100vh;
    margin: 0 auto;
    display: flex;
    background: rgba(255, 255, 255, 0.02);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    margin-top: 2px;
}

.community-visual-section {
    flex: 0 0 55%;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    order: 1;
}

.community-content-section {
    flex: 0 0 45%;
    padding: 4rem 3rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    position: relative;
    order: 2;
}

.community-content-section::before {
    content: '';
    position: absolute;
    top: 10%;
    left: 0;
    width: 1px;
    height: 80%;
    background: linear-gradient(180deg, transparent 0%, rgba(139, 125, 107, 0.3) 50%, transparent 100%);
}

.community-logo-section {
    position: absolute;
    bottom: calc(4rem + 50px);
    right: calc(3rem + 85px);
    display: flex;
    align-items: center;
}

.community-logo-icon {
    width: 125px;
    height: 175px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

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

.community-logo-text {
    font-size: 1.3rem;
    font-weight: 700;
    color: #8b6f47;
    font-family: 'PingFang SC', 'Hiragino Sans GB', sans-serif;
}

.community-brand-name {
    font-size: clamp(2.2rem, 4vw, 3rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    color: #ee1d22;
    font-family: 'SimSun', '宋体', serif;
    position: relative;
}

.community-brand-name::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, #ee1d22, #8b6f47);
    animation: expand-width-community 2s ease-in-out infinite;
}

@keyframes expand-width-community {
    0% { width: 0%; }
    50% { width: 100%; }
    100% { width: 0%; }
}

.community-brand-slogan {
    font-size: clamp(1.1rem, 2.2vw, 1.5rem);
    font-weight: 700;
    margin-bottom: 2.5rem;
    line-height: 1.4;
    color: #ee1d22;
    font-family: 'SimSun', '宋体', serif;
}

.community-description {
    margin-bottom: 2.5rem;
}

.community-description-item {
    margin-bottom: 1.2rem;
    color: #ee1d22;
    line-height: 1.7;
    font-size: 0.95rem;
    position: relative;
    padding-left: 1.2rem;
    font-family: 'SimSun', '宋体', serif;
    font-weight: 700;
}

.community-description-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.7rem;
    width: 6px;
    height: 6px;
    background: linear-gradient(135deg, #8b6f47, #a0845c);
    border-radius: 50%;
    box-shadow: 0 0 8px rgba(139, 111, 71, 0.3);
}

.community-tags-section {
    margin-bottom: 3rem;
}

.community-tags-container {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.community-tag {
    padding: 0.7rem 1.4rem;
    background: rgba(139, 111, 71, 0.08);
    border: 1px solid rgba(139, 111, 71, 0.2);
    border-radius: 25px;
    color: #ee1d22;
    font-size: 0.85rem;
    font-weight: 700;
    transition: all 0.3s ease;
    cursor: pointer;
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
    font-family: 'SimSun', '宋体', serif;
}

.community-tag::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(139, 111, 71, 0.12), transparent);
    transition: left 0.6s ease;
}

.community-tag:hover {
    background: rgba(139, 111, 71, 0.12);
    border-color: rgba(139, 111, 71, 0.3);
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(139, 111, 71, 0.2);
}

.community-tag:hover::before {
    left: 100%;
}

.community-cta-button {
    display: inline-flex;
    align-items: center;
    gap: 0.8rem;
    padding: 1.1rem 2.2rem;
    background: linear-gradient(135deg, rgba(139, 111, 71, 0.1) 0%, rgba(160, 132, 92, 0.08) 100%);
    border: 1px solid rgba(139, 111, 71, 0.25);
    border-radius: 50px;
    color: #ee1d22;
    text-decoration: none;
    font-weight: 700;
    font-size: 1rem;
    transition: all 0.4s ease;
    backdrop-filter: blur(20px);
    position: relative;
    overflow: hidden;
    width: fit-content;
    font-family: 'SimSun', '宋体', serif;
}

.community-cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(139, 111, 71, 0.15), transparent);
    transition: left 0.6s ease;
}

.community-cta-button:hover {
    background: linear-gradient(135deg, rgba(139, 111, 71, 0.15) 0%, rgba(160, 132, 92, 0.12) 100%);
    border-color: rgba(139, 111, 71, 0.4);
    transform: translateY(-3px);
    box-shadow: 0 8px 40px rgba(139, 111, 71, 0.25);
    color: #6b5339;
}

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

.community-arrow-icon {
    transition: transform 0.3s ease;
    font-size: 1.2rem;
}

.community-cta-button:hover .community-arrow-icon {
    transform: translateX(4px);
}

/* 左侧创意拼图展示区域 */
.creative-collage {
    position: relative;
    width: 85%;
    height: 80%;
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    grid-template-rows: 1fr 1fr;
    gap: 1rem;
    padding: 2rem;
}

.collage-item {
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.4s ease;
    position: relative;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.collage-item:hover {
    transform: scale(1.05);
    z-index: 10;
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.2);
}

.collage-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: all 0.4s ease;
}

.collage-item:hover img {
    transform: scale(1.1);
}

.collage-item.large {
    grid-column: span 2;
    grid-row: span 2;
}

.collage-item.medium {
    grid-column: span 1;
    grid-row: span 2;
}

.collage-item.small {
    grid-column: span 1;
    grid-row: span 1;
}

.activity-card {
    background: white;
    border: 1px solid rgba(139, 125, 107, 0.15);
    border-radius: 20px;
    padding: 1.5rem;
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    display: flex;
    flex-direction: column;
}

.activity-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #8b6f47, #a0845c);
}

.activity-card:hover {
    transform: translateY(-8px) scale(1.02);
    border-color: rgba(139, 125, 107, 0.25);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.1);
}

.activity-card.large {
    grid-column: span 2;
}

.activity-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.activity-title {
    font-size: 1rem;
    font-weight: 700;
    color: #8b6f47;
    line-height: 1.3;
}

.activity-emoji {
    font-size: 1.5rem;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.1));
}

.activity-description {
    color: #8b7d6b;
    font-size: 0.85rem;
    line-height: 1.6;
    margin-bottom: 1rem;
    flex-grow: 1;
}

.activity-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
        font-size: 0.75rem;
    color: #a69b8a;
    padding-top: 0.5rem;
    border-top: 1px solid rgba(139, 125, 107, 0.1);
}

.activity-frequency {
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

.frequency-dot {
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: #8fbc8f;
}

/* 特殊卡片样式 */
.roundtable-discussion {
    background: linear-gradient(135deg, #f4f1ea 0%, #ede8de 100%);
    border-color: #8b6f47;
}

.story-sharing {
    background: linear-gradient(135deg, #f0f8f0 0%, #e8f5e8 100%);
    border-color: #8fbc8f;
}

.social-experiment {
    background: linear-gradient(135deg, #fef7ed 0%, #fed7aa 100%);
    border-color: #fb923c;
}

.ip-ecosystem {
    background: linear-gradient(135deg, #f0f4f8 0%, #dde7f0 100%);
    border-color: #64748b;
}

/* 笔记风格装饰 */
.notebook-element {
    position: absolute;
    opacity: 0.1;
    font-size: 1.5rem;
    transform: rotate(-15deg);
    color: #8b6f47;
}

.notebook-element:nth-child(1) {
    top: 10%;
    left: 10%;
    transform: rotate(-10deg);
}

.notebook-element:nth-child(2) {
    bottom: 15%;
    right: 15%;
    transform: rotate(8deg);
}

.notebook-element:nth-child(3) {
    top: 60%;
    left: 20%;
    transform: rotate(-5deg);
}

/* 手写风格文字 */
.handwriting {
    font-family: 'Kalam', cursive;
    color: #8b6f47;
    font-size: 0.9rem;
    opacity: 0.7;
    transform: rotate(-2deg);
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .community-card-container {
        flex-direction: column;
        height: auto;
        min-height: 100vh;
    }
    
    .community-content-section, .community-visual-section {
        flex: none;
        order: initial;
    }
    
    .community-content-section {
        padding: 3rem 2rem;
    }
    
    .community-visual-section {
        height: 60vh;
        min-height: 500px;
    }
    
    .community-logo-section {
        position: relative;
        top: 0;
        right: 0;
        margin-bottom: 2rem;
    }
    
    .creative-collage {
        grid-template-columns: 1fr 1fr;
        grid-template-rows: repeat(3, 1fr);
    }
    
    .collage-item.large {
        grid-column: span 2;
        grid-row: span 2;
    }
    
    .collage-item.medium {
        grid-column: span 1;
        grid-row: span 2;
    }

    .company-card-container {
        flex-direction: column;
        height: auto;
        min-height: 100vh;
    }
    
    .company-content-section, .company-visual-section {
        flex: none;
        order: initial;
    }
    
    .company-content-section {
        padding: 3rem 2rem;
    }
    
    .company-visual-section {
        height: 60vh;
        min-height: 500px;
    }
    
    .company-logo-section {
        position: relative;
        top: 0;
        right: 0;
        margin-bottom: 2rem;
    }
    
    .company-showcase {
        grid-template-columns: 1fr 1fr;
        grid-template-rows: repeat(3, 1fr);
    }
    
    .company-item.large {
        grid-column: span 2;
        grid-row: span 2;
    }
    
    .company-item.medium {
        grid-column: span 1;
        grid-row: span 2;
    }
    
    .company-item.small {
        grid-column: span 1;
        grid-row: span 1;
    }
}

/* 合作伙伴轮播样式 */
.partners-section {
    position: relative;
    width: 100%;
    height: 200px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-top: 1px solid rgba(0, 0, 0, 0.1);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    margin-top: 2px;
}

.partners-title {
    font-family: 'SimSun', '宋体', serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: #000000;
    margin-bottom: 2rem;
    text-align: center;
}

.partners-carousel {
    width: 100%;
    height: 80px;
    overflow: hidden;
    position: relative;
}

.partners-track {
    display: flex;
    align-items: center;
    gap: 4rem;
    animation: scroll-partners 25s linear infinite;
    width: max-content;
    padding: 0 2rem;
}

.partner-logo {
    height: 60px;
    width: auto;
    object-fit: contain;
    filter: none;
    opacity: 1;
    transition: all 0.3s ease;
}

.partner-logo.google {
    height: 100px;
}

.partner-logo.amazon {
    height: 35px;
}

.partner-logo:hover {
    filter: none;
    opacity: 1;
    transform: scale(1.1);
}

@keyframes scroll-partners {
    0% { transform: translateX(0); }
    100% { transform: translateX(-33.33%); }
}

/* 第五屏：易术科技整体介绍 */
.company-card-container {
    position: relative;
    z-index: 2;
    width: 100%;
    max-width: 1440px;
    height: 100vh;
    margin: 0 auto;
    display: flex;
    background: rgba(255, 255, 255, 0.02);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    margin-top: 2px;
}

.company-content-section {
    flex: 0 0 45%;
    padding: 4rem 3rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    position: relative;
    order: 1;
}

.company-content-section::before {
    content: '';
    position: absolute;
    top: 10%;
    right: 0;
    width: 1px;
    height: 80%;
    background: linear-gradient(180deg, transparent 0%, rgba(59, 130, 246, 0.3) 50%, transparent 100%);
}

.company-visual-section {
    flex: 0 0 55%;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    order: 2;
}

.company-showcase {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    grid-template-rows: 1fr 1fr;
        gap: 1.5rem;
    width: 85%;
    height: 80%;
    padding: 2rem;
}

.company-item {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.15);
    transition: all 0.4s ease;
}

.company-item.large {
    grid-column: span 2;
    grid-row: span 2;
}

.company-item.medium {
    grid-column: span 1;
    grid-row: span 2;
}

.company-item.small {
    grid-column: span 1;
    grid-row: span 1;
}

.company-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.25);
}

.company-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.company-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    color: white;
    padding: 2rem;
    transform: translateY(100%);
    transition: transform 0.4s ease;
}

.company-item:hover .company-overlay {
    transform: translateY(0);
}

.company-overlay h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    font-family: 'SimSun', '宋体', serif;
}

.company-overlay p {
    font-size: 1rem;
    opacity: 0.9;
    font-family: 'SimSun', '宋体', serif;
}

.company-logo-section {
    position: absolute;
    bottom: calc(4rem + 40px);
    right: calc(3rem + 85px);
    display: flex;
    align-items: center;
}

.company-logo-icon {
    width: 150px;
    height: 200px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

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

.company-logo-text {
    font-size: 1.3rem;
    font-weight: 700;
    color: #e2e8f0;
    font-family: 'JetBrains Mono', monospace;
}

.company-brand-name {
    font-size: clamp(2.2rem, 4vw, 3rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    color: #333333;
    font-family: 'SimSun', '宋体', serif;
    position: relative;
}

.company-brand-name::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, #3b82f6, #1d4ed8);
    animation: expand-width-company 2s ease-in-out infinite;
}

@keyframes expand-width-company {
    0% { width: 0%; }
    50% { width: 100%; }
    100% { width: 0%; }
}

.company-brand-slogan {
    font-size: clamp(1.1rem, 2.2vw, 1.5rem);
    font-weight: 700;
    margin-bottom: 2.5rem;
    line-height: 1.4;
    color: #333333;
    font-family: 'SimSun', '宋体', serif;
}

.company-description {
    margin-bottom: 2.5rem;
}

.company-description-item {
    margin-bottom: 1.2rem;
    color: #333333;
    line-height: 1.6;
    font-size: 0.95rem;
    position: relative;
    padding-left: 1.2rem;
    font-family: 'SimSun', '宋体', serif;
    font-weight: 700;
}

.company-description-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.6rem;
    width: 6px;
    height: 6px;
    background: linear-gradient(135deg, #3b82f6, #1d4ed8);
    border-radius: 50%;
    box-shadow: 0 0 8px rgba(59, 130, 246, 0.5);
}

.company-tags-section {
    margin-bottom: 3rem;
}

.company-tags-container {
    display: flex;
        gap: 1rem;
    flex-wrap: wrap;
}

.company-tag {
    padding: 0.7rem 1.4rem;
    background: rgba(59, 130, 246, 0.08);
    border: 1px solid rgba(59, 130, 246, 0.25);
    border-radius: 25px;
    color: #333333;
    font-size: 0.85rem;
    font-weight: 700;
    transition: all 0.3s ease;
    cursor: pointer;
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
    font-family: 'SimSun', '宋体', serif;
}

.company-tag::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(59, 130, 246, 0.15), transparent);
    transition: left 0.6s ease;
}

.company-tag:hover {
    background: rgba(59, 130, 246, 0.15);
    border-color: rgba(59, 130, 246, 0.5);
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(59, 130, 246, 0.2);
}

.company-tag:hover::before {
    left: 100%;
}

.company-cta-button {
    display: inline-flex;
    align-items: center;
    gap: 0.8rem;
    padding: 1.1rem 2.2rem;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1) 0%, rgba(29, 78, 216, 0.1) 100%);
    border: 1px solid rgba(59, 130, 246, 0.3);
    border-radius: 50px;
    color: #333333;
    text-decoration: none;
    font-weight: 700;
    font-size: 1rem;
    transition: all 0.4s ease;
    backdrop-filter: blur(20px);
    position: relative;
    overflow: hidden;
    width: fit-content;
    font-family: 'SimSun', '宋体', serif;
}

.company-cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(59, 130, 246, 0.2), transparent);
    transition: left 0.6s ease;
}

.company-cta-button:hover {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.2) 0%, rgba(29, 78, 216, 0.2) 100%);
    border-color: rgba(59, 130, 246, 0.6);
    transform: translateY(-3px);
    box-shadow: 0 8px 40px rgba(59, 130, 246, 0.3);
    color: white;
}

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

.company-arrow-icon {
    transition: transform 0.3s ease;
    font-size: 1.2rem;
}

.company-cta-button:hover .company-arrow-icon {
    transform: translateX(4px);
}

/* 解决方案中心样式 */
.solutions-center-container {
    width: 100%;
    height: 100vh;
    background: #ffffff;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
}

/* 顶部标题区域 */
.solutions-header {
    padding: 2rem 4rem;
    text-align: center;
    background: #ffffff;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    z-index: 10;
}

.solutions-main-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 900;
    color: #000000;
    margin-bottom: 2rem;
    font-family: 'SimSun', '宋体', serif;
}

.solutions-category-tabs {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.category-tab {
    padding: 0.75rem 1.5rem;
    background: transparent;
    border: none;
    color: #000000;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    font-family: 'SimSun', '宋体', serif;
}

.category-tab:hover {
    color: #333333;
}

.category-tab.active {
    color: #000000;
}

.category-tab.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 2px;
    background: #000000;
    border-radius: 1px;
}

/* 主要内容区域 */
.solutions-main-content {
    flex: 1;
    display: flex;
    position: relative;
}

/* 中间面板 */
.solutions-center-panel {
    flex: 1;
    position: relative;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.solutions-nav-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.9);
    border: none;
    font-size: 1.5rem;
    color: #000000;
    cursor: pointer;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    z-index: 10;
}

.solutions-prev-btn {
    left: 20px;
}

.solutions-next-btn {
    right: 20px;
}

.solutions-nav-btn:hover {
    background: rgba(255, 255, 255, 1);
    transform: translateY(-50%) scale(1.1);
}

/* 中间面板 */
.solutions-center-panel {
    flex: 1.5;
    position: relative;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.solutions-featured-content {
    width: 100%;
    height: 66.67%;
    position: relative;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s ease, opacity 0.3s ease;
    margin-top: -80px;
}

.solutions-content-overlay {
    background: rgba(255, 255, 255, 0.95);
    padding: 3rem;
    border-radius: 20px;
    max-width: 500px;
    text-align: left;
    backdrop-filter: blur(20px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
    position: absolute;
    top: 2rem;
    left: 2rem;
}

.solutions-category-title {
    font-size: 2.5rem;
    font-weight: 900;
    color: #000000;
    margin-bottom: 1.5rem;
    font-family: 'SimSun', '宋体', serif;
}

.solutions-category-description {
    font-size: 1.1rem;
    line-height: 1.6;
    color: #333333;
    margin-bottom: 2rem;
    font-family: 'SimSun', '宋体', serif;
}

.solutions-cta-btn {
    padding: 1rem 2rem;
    background: transparent;
    color: #000000;
    border: 1px solid #000000;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: 'SimSun', '宋体', serif;
}

.solutions-cta-btn:hover {
    background: #000000;
    color: #ffffff;
    transform: translateY(-2px);
}

/* 右侧面板 */
.solutions-right-panel {
    flex: 1;
    position: relative;
    overflow: hidden;
}





/* CTA按钮区域 */
.solutions-cta-section {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 33.33%;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    z-index: 5;
}

.solutions-cta-button {
    background: #000000;
    color: #ffffff;
    border: none;
    padding: 1rem 2rem;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: 'SimSun', '宋体', serif;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.solutions-cta-button:hover {
    background: #333333;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .solutions-header {
        padding: 1rem 2rem;
    }

    .solutions-category-tabs {
        gap: 1rem;
    }

    .category-tab {
        padding: 0.5rem 1rem;
        font-size: 0.9rem;
    }

    .solutions-main-content {
        flex-direction: column;
    }

    .solutions-center-panel {
        flex: 1;
    }

    .solutions-content-overlay {
        padding: 2rem;
        margin: 1rem;
        position: relative;
        top: auto;
        left: auto;
    }

    .solutions-category-title {
        font-size: 2rem;
    }

    .solutions-cta-section {
        height: 40%;
        padding: 1rem;
    }

    .solutions-cta-button {
        padding: 0.8rem 1.5rem;
        font-size: 1rem;
    }

}

/* 线索收集页面样式 */
.lead-generation-section {
    min-height: 50vh;
    background: linear-gradient(135deg, #e6f2ff 0%, #f0f8ff 50%, #e6f2ff 100%);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding: 1rem 0;
}

.lead-container {
    max-width: 1200px;
    width: 100%;
    margin: 0 auto;
    padding: 0 2rem;
    position: relative;
    z-index: 2;
}

.lead-decoration {
    position: absolute;
    right: -150px;
    bottom: -150px;
    width: 400px;
    height: 400px;
    background: linear-gradient(135deg, #a855f7 0%, #c084fc 50%, #d8b4fe 100%);
    border-radius: 50%;
    opacity: 0.15;
    z-index: 1;
}

.lead-content {
    text-align: center;
    margin-bottom: 2rem;
}

.lead-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: #1e293b;
    margin-bottom: 1.5rem;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.lead-cta-button {
    background: #2563eb;
    color: white;
    border: none;
    padding: 0.75rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 0.75rem;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 14px rgba(37, 99, 235, 0.25);
}

.lead-cta-button:hover {
    background: #1d4ed8;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(37, 99, 235, 0.35);
}

.service-features {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    margin-top: 1rem;
}

.feature-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 0.75rem;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
}

.feature-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    background: rgba(255, 255, 255, 0.95);
}

.feature-icon {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(37, 99, 235, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 0.75rem;
    color: #2563eb;
    transition: all 0.3s ease;
    cursor: pointer;
    position: relative;
    z-index: 10;
}

.feature-icon::before {
    content: '';
    position: absolute;
    top: -8px;
    left: -8px;
    right: -8px;
    bottom: -8px;
    border-radius: 50%;
    z-index: -1;
}

.feature-icon:hover {
    background: rgba(37, 99, 235, 0.2);
    transform: scale(1.1);
    color: #1d4ed8;
}

.feature-icon svg {
    width: 24px;
    height: 24px;
    pointer-events: none;
}

.feature-text h3 {
    font-size: 1rem;
    font-weight: 600;
    color: #1e293b;
    margin-bottom: 0.25rem;
    line-height: 1.4;
}

.feature-text p {
    font-size: 0.85rem;
    color: #64748b;
    line-height: 1.4;
    margin: 0;
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .lead-generation-section .service-features {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.75rem;
    }
    
    .lead-title {
        font-size: 2rem;
    }
    
    .lead-decoration {
        width: 300px;
        height: 300px;
        right: -100px;
        bottom: -100px;
    }
}

@media (max-width: 768px) {
    .lead-generation-section .service-features {
        grid-template-columns: 1fr;
        gap: 0.5rem;
    }
    
    .lead-title {
        font-size: 1.75rem;
        margin-bottom: 1rem;
    }
    
    .lead-container {
        padding: 0 1rem;
    }
    
    .feature-item {
        padding: 0.75rem;
    }
    
    .lead-decoration {
        width: 250px;
        height: 250px;
        right: -75px;
        bottom: -75px;
    }
}

@media (max-width: 480px) {
    .lead-title {
        font-size: 1.5rem;
    }
    
    .lead-cta-button {
        padding: 0.625rem 1.5rem;
        font-size: 0.9rem;
    }
    
    .feature-item {
        padding: 0.5rem;
    }
    
    .feature-icon {
        width: 36px;
        height: 36px;
    }
    
    .feature-icon::before {
        top: -6px;
        left: -6px;
        right: -6px;
        bottom: -6px;
    }
    
    .feature-icon svg {
        width: 18px;
        height: 18px;
    }
    
    .feature-text h3 {
        font-size: 0.9rem;
    }
    
    .feature-text p {
        font-size: 0.75rem;
    }
    
    .lead-decoration {
        width: 200px;
        height: 200px;
        right: -50px;
        bottom: -50px;
    }
}

/* AI聊天界面样式 */
.ai-chat-overlay {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 20;
    width: 100%;
    max-width: 900px;
    pointer-events: none;
}

.ai-chat-container {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 2rem 0;
    pointer-events: auto;
}

.ai-chat-wrapper {
    max-width: 800px;
    width: 100%;
    text-align: center;
}

.ai-chat-title {
    font-size: 3rem;
    font-weight: 700;
    color: #000000;
    margin-bottom: 2rem;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.ai-chat-input-container {
    margin-bottom: 1.5rem;
}

.ai-chat-input-wrapper {
    background: #1a1a1a;
    border-radius: 1rem;
    padding: 1rem 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    border: 1px solid #333333;
    transition: all 0.3s ease;
}

.ai-chat-input-wrapper:focus-within {
    border-color: #4f46e5;
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.ai-input-icon {
    color: #888888;
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.ai-chat-input {
    flex: 1;
    background: transparent;
    border: none;
    outline: none;
    color: #ffffff;
    font-size: 1rem;
    line-height: 1.5;
}

.ai-chat-input::placeholder {
    color: #666666;
}

.ai-input-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-shrink: 0;
}

.ai-action-btn {
    background: transparent;
    border: 1px solid #333333;
    border-radius: 0.5rem;
    padding: 0.5rem 1rem;
    color: #cccccc;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.ai-action-btn:hover {
    background: #2a2a2a;
    border-color: #4f46e5;
    color: #ffffff;
}

.project-btn {
    background: #2a2a2a;
}

.plus-icon {
    font-size: 1rem;
    font-weight: 600;
}

.send-btn {
    padding: 0.5rem;
}

.ai-chat-quick-actions {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.quick-action-btn {
    background: #1a1a1a;
    border: 1px solid #333333;
    border-radius: 2rem;
    padding: 0.75rem 1.25rem;
    color: #cccccc;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.quick-action-btn:hover {
    background: #2a2a2a;
    border-color: #4f46e5;
    color: #ffffff;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.quick-action-btn svg {
    flex-shrink: 0;
}

/* AI聊天界面响应式设计 */
@media (max-width: 1024px) {
    .ai-chat-title {
        font-size: 2.5rem;
    }
    
    .ai-chat-wrapper {
        max-width: 700px;
    }
    
    .ai-chat-overlay {
        max-width: 800px;
        padding: 0 1rem;
    }
}

@media (max-width: 768px) {
    .ai-chat-container {
        padding: 1.5rem 1rem;
    }
    
    .ai-chat-title {
        font-size: 2rem;
        margin-bottom: 1.5rem;
    }
    
    .ai-chat-input-wrapper {
        padding: 0.875rem 1.25rem;
        flex-direction: column;
        align-items: stretch;
        gap: 0.75rem;
    }
    
    .ai-chat-input {
        text-align: center;
    }
    
    .ai-input-actions {
        justify-content: center;
    }
    
    .ai-chat-quick-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .quick-action-btn {
        min-width: 200px;
        justify-content: center;
    }
    
    .ai-chat-overlay {
        position: relative;
        top: auto;
        left: auto;
        transform: none;
        max-width: 100%;
        margin: 2rem 0;
    }
}

@media (max-width: 480px) {
    .ai-chat-title {
        font-size: 1.75rem;
    }
    
    .ai-chat-input-wrapper {
        padding: 0.75rem 1rem;
    }
    
    .ai-action-btn {
        padding: 0.375rem 0.75rem;
        font-size: 0.8rem;
    }
    
    .quick-action-btn {
        padding: 0.625rem 1rem;
        font-size: 0.8rem;
    }
}