/* Page-specific styles */

/* Home Page */
.home-hero {
    position: relative;
}

/* Home Page Mobile Optimizations */
@media (max-width: 768px) {
    .home-hero .hero-content {
        padding: 2rem 1rem;
    }
    
    .home-hero .hero-title {
        font-size: 1.8rem;
        line-height: 1.2;
        margin-bottom: 1rem;
    }
    
    .home-hero .hero-subtitle {
        font-size: 1rem;
        margin-bottom: 1.5rem;
        line-height: 1.4;
    }
    
    .stats-section {
        padding: 3rem 0;
    }
    
    .solutions-section {
        padding: 3rem 0;
    }
}

@media (max-width: 480px) {
    .home-hero .hero-content {
        padding: 1.5rem 0.75rem;
    }
    
    .home-hero .hero-title {
        font-size: 1.6rem;
        margin-bottom: 0.75rem;
    }
    
    .home-hero .hero-subtitle {
        font-size: 0.9rem;
        margin-bottom: 1.25rem;
    }
    
    .stats-section {
        padding: 2.5rem 0;
    }
    
    .solutions-section {
        padding: 2.5rem 0;
    }
}

#particle-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2;
}

/* About Page */
.company-overview {
    padding: 5rem 0;
    background: rgba(30, 58, 138, 0.1);
}

.company-overview .section-header {
    margin-bottom: 3rem; /* 为标题添加底部间距 */
}

.overview-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: stretch; /* 改为stretch让两边高度一致 */
}

.overview-visual {
    display: flex;
    flex-direction: column;
    height: 100%; /* 占满整个高度 */
}

/* About page specific Tailwind replacements */
.about-map-wrapper {
    width: 100%;
    /* 高度由 map-container 类控制 */
    background: linear-gradient(135deg, rgba(17, 24, 39, 1) 0%, rgba(30, 58, 138, 0.2) 50%, rgba(17, 24, 39, 1) 100%);
    border-radius: 1rem;
    border: 1px solid rgba(75, 85, 99, 1);
    position: relative;
    overflow: hidden;
    flex-grow: 0; /* 不让地图占据额外空间 */
}

.office-map-image {
    width: 100%;
    height: auto;
    max-width: 100%;
    object-fit: contain;
    object-position: center;
    border-radius: 1rem;
    display: block;
}

.about-map-overlay {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.about-map-label-top {
    position: absolute;
    top: 1rem;
    left: 1rem;
    font-size: 0.75rem;
    color: #06B6D4;
    font-family: 'Courier New', monospace;
    opacity: 0.7;
}

.about-map-label-bottom {
    position: absolute;
    bottom: 1rem;
    right: 1rem;
    font-size: 0.75rem;
    color: rgba(156, 163, 175, 1);
    font-family: 'Courier New', monospace;
    opacity: 0.5;
}

.about-stats-wrapper {
    margin-top: 2rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); /* 自适应列数 */
    gap: 1rem;
    flex-shrink: 0;
    align-content: start; /* 顶部对齐 */
}

/* 超大屏幕 - 4列一行 */
@media (min-width: 1200px) {
    .about-stats-wrapper {
        grid-template-columns: repeat(4, 1fr);
        gap: 1.25rem;
    }
}

/* 大屏幕 - 4列一行，稍小间距 */
@media (min-width: 992px) and (max-width: 1199px) {
    .about-stats-wrapper {
        grid-template-columns: repeat(4, 1fr);
        gap: 1rem;
    }
}

/* 中等屏幕 - 2列两行 */
@media (min-width: 768px) and (max-width: 991px) {
    .about-stats-wrapper {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
}

/* 小屏幕 - 2列两行，紧凑布局 */
@media (min-width: 480px) and (max-width: 767px) {
    .about-stats-wrapper {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.75rem;
    }
}

/* 超小屏幕 - 1列四行 */
@media (max-width: 479px) {
    .about-stats-wrapper {
        grid-template-columns: 1fr;
        gap: 0.75rem;
        margin-top: 1.5rem;
    }
    
    .about-stat-card {
        min-height: 3.5rem;
        padding: 1rem 0.5rem;
    }
}

.about-stat-card {
    background: linear-gradient(135deg, rgba(31, 41, 55, 1) 0%, rgba(17, 24, 39, 1) 100%);
    padding: 1.25rem 0.75rem;
    border-radius: 0.75rem;
    border: 1px solid rgba(75, 85, 99, 1);
    transition: all 0.3s;
    overflow: hidden;
    min-height: 4.5rem; /* 适中的高度 */
    display: flex;
    flex-direction: column;
    justify-content: center;
    text-align: center;
}

.about-stat-card:hover {
    border-color: #06B6D4;
}

.about-stat-card.cyan:hover {
    border-color: #06B6D4;
}

.about-stat-card.blue:hover {
    border-color: #3B82F6;
}

.about-stat-card.purple:hover {
    border-color: #A855F7;
}

.about-stat-card.green:hover {
    border-color: #10B981;
}

.about-stat-value {
    font-family: var(--font-heading);
    font-size: 2rem; /* 从1.5rem增加到2rem */
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 0.5rem; /* 添加底部间距 */
}

.about-stat-value.cyan {
    color: #06B6D4;
}

.about-stat-value.blue {
    color: #3B82F6;
}

.about-stat-value.purple {
    color: #A855F7;
}

.about-stat-value.green {
    color: #10B981;
}

.about-stat-label {
    font-size: 0.875rem;
    color: rgba(209, 213, 219, 1);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    word-break: break-words;
}

/* Map container enhancements */
.map-container {
    position: relative;
    width: 100%;
    /* 移除固定高度，让图片自然缩放 */
    background: linear-gradient(135deg, 
        rgba(15, 23, 42, 0.9) 0%, 
        rgba(30, 58, 138, 0.3) 50%, 
        rgba(15, 23, 42, 0.9) 100%);
    border-radius: 1rem;
    border: 1px solid rgba(75, 85, 99, 0.5);
    overflow: hidden;
    box-shadow: 
        inset 0 1px 0 rgba(255, 255, 255, 0.1),
        0 10px 30px rgba(6, 182, 212, 0.1);
    backdrop-filter: blur(10px);
}

#world-map {
    width: 100%;
    height: 100%;
    border-radius: 1rem;
    z-index: 2;
}

/* Responsive map styles */
@media (max-width: 768px) {
    .about-map-wrapper,
    .map-container {
        border-radius: 0.75rem;
    }
    
    .about-map-label-top,
    .about-map-label-bottom {
        font-size: 0.625rem; /* Smaller text on mobile */
    }
}

@media (max-width: 480px) {
    .about-map-wrapper,
    .map-container {
        border-radius: 0.5rem;
    }
}

/* Map overlay text styles */
.map-overlay-text {
    position: absolute;
    font-family: 'Courier New', monospace;
    font-size: 0.75rem;
    pointer-events: none;
    z-index: 10;
}

.map-overlay-text.top-left {
    top: 1rem;
    left: 1rem;
    color: var(--bright-cyan);
    opacity: 0.7;
}

.map-overlay-text.bottom-right {
    bottom: 1rem;
    right: 1rem;
    color: rgba(156, 163, 175, 0.8);
    opacity: 0.5;
}

.overview-content h2 {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 2rem;
    background: linear-gradient(135deg, white, var(--bright-cyan));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.overview-content p {
    font-size: 1.1rem;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 1.5rem;
}

.highlight-stat {
    display: inline-block;
    background: rgba(6, 182, 212, 0.2);
    color: var(--bright-cyan);
    padding: 0.25rem 0.75rem;
    border-radius: 6px;
    font-weight: 600;
}

.global-network-display {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    border: 1px solid rgba(6, 182, 212, 0.2);
    backdrop-filter: blur(10px);
    padding: 2rem;
    text-align: center;
}

.network-title {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--bright-cyan);
    margin-bottom: 2rem;
}

.network-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.network-location {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    padding: 1rem;
    border: 1px solid rgba(6, 182, 212, 0.1);
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.network-location:hover {
    transform: translateY(-2px);
    border-color: var(--bright-cyan);
    box-shadow: 0 8px 25px rgba(6, 182, 212, 0.15);
}

.location-flag {
    font-size: 2rem;
}

.location-info h4 {
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.location-type {
    font-size: 0.85rem;
    color: var(--bright-cyan);
    font-weight: 500;
}

.network-stats {
    display: flex;
    justify-content: center;
    gap: 2rem;
}

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

.stat-number {
    display: block;
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 800;
    color: var(--bright-cyan);
}

.stat-label {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
}

.global-presence {
    padding: 5rem 0;
    background: rgba(30, 58, 138, 0.1);
}

.presence-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-top: 3rem;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

.presence-card {
    background: rgba(255, 255, 255, 0.05);
    padding: 2rem;
    border-radius: 20px;
    border: 1px solid rgba(6, 182, 212, 0.2);
    backdrop-filter: blur(10px);
    text-align: center;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    transform-style: preserve-3d;
}

.presence-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(6, 182, 212, 0.05) 0%, transparent 50%);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 0;
}

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

.presence-card:hover {
    border-color: var(--bright-cyan);
    box-shadow: 0 25px 50px rgba(6, 182, 212, 0.15);
}

/* Tilt effect for presence cards */
.presence-card.tilt-enabled {
    transition: transform 0.1s ease-out;
}

.presence-card > * {
    position: relative;
    z-index: 1;
}

.presence-icon {
    width: 60px;
    height: 60px;
    background: rgba(30, 41, 59, 0.8);
    border: 1px solid rgba(6, 182, 212, 0.3);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 1.8rem;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.presence-icon::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(6, 182, 212, 0.1) 0%, transparent 70%);
    border-radius: 12px;
    z-index: -1;
}

.presence-card:hover .presence-icon {
    border-color: var(--bright-cyan);
    background: rgba(30, 41, 59, 0.9);
    transform: scale(1.05);
    box-shadow: 0 0 20px rgba(6, 182, 212, 0.3);
}

.presence-title {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: white;
}

.presence-location {
    color: var(--bright-cyan);
    font-weight: 600;
    margin-bottom: 1rem;
}

.presence-description {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
    font-size: 0.9rem;
}

.team-section {
    padding: 5rem 0;
}

.team-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.team-stat-card {
    background: rgba(255, 255, 255, 0.05);
    padding: 2rem;
    border-radius: 16px;
    border: 1px solid rgba(6, 182, 212, 0.2);
    backdrop-filter: blur(10px);
    text-align: center;
}

.team-stat-number {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--bright-cyan);
    display: block;
    margin-bottom: 0.5rem;
}

.team-stat-label {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9rem;
}

.timeline-section {
    padding: 5rem 0;
    position: relative;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.3) 0%, rgba(30, 58, 138, 0.1) 50%, rgba(15, 23, 42, 0.3) 100%);
}

.timeline-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 30%, rgba(6, 182, 212, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(6, 182, 212, 0.03) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

.timeline-section::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        linear-gradient(45deg, transparent 49%, rgba(6, 182, 212, 0.02) 50%, transparent 51%),
        linear-gradient(-45deg, transparent 49%, rgba(6, 182, 212, 0.01) 50%, transparent 51%);
    background-size: 40px 40px;
    opacity: 0.3;
    pointer-events: none;
    z-index: 0;
    animation: techGridMove 30s linear infinite;
}

@keyframes techGridMove {
    0% { transform: translate(0, 0); }
    100% { transform: translate(40px, 40px); }
}

.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    z-index: 1;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(to bottom, 
        transparent 0%, 
        var(--bright-cyan) 10%, 
        var(--bright-cyan) 90%, 
        transparent 100%);
    transform: translateX(-50%);
    transform-origin: top;
    animation: timelineGrow 3s ease-out forwards, timelinePulse 4s ease-in-out infinite 3s;
    box-shadow: 0 0 20px rgba(6, 182, 212, 0.4);
    border-radius: 2px;
}

.timeline::after {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    width: 6px;
    height: 30px;
    background: linear-gradient(to bottom, var(--bright-cyan), rgba(6, 182, 212, 0.3));
    transform: translateX(-50%);
    border-radius: 3px;
    animation: timelineScanner 6s ease-in-out infinite 4s;
    box-shadow: 0 0 15px rgba(6, 182, 212, 0.8);
    z-index: 2;
}

@keyframes timelineGrow {
    0% {
        transform: translateX(-50%) scaleY(0);
        opacity: 0;
    }
    50% {
        opacity: 1;
    }
    100% {
        transform: translateX(-50%) scaleY(1);
        opacity: 1;
    }
}

@keyframes timelinePulse {
    0%, 100% {
        box-shadow: 0 0 20px rgba(6, 182, 212, 0.4);
    }
    50% {
        box-shadow: 0 0 30px rgba(6, 182, 212, 0.7);
    }
}

@keyframes timelineScanner {
    0% {
        top: 0;
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
    100% {
        top: calc(100% - 30px);
        opacity: 0;
    }
}

@keyframes markerPulse {
    0%, 100% {
        box-shadow: 
            0 0 20px rgba(6, 182, 212, 0.6),
            inset 0 0 10px rgba(6, 182, 212, 0.3);
        transform: scale(1);
    }
    50% {
        box-shadow: 
            0 0 30px rgba(6, 182, 212, 0.8),
            inset 0 0 15px rgba(6, 182, 212, 0.5);
        transform: scale(1.1);
    }
}

@keyframes dataStream {
    0% {
        transform: translateX(-100%);
        opacity: 0;
    }
    50% {
        opacity: 1;
    }
    100% {
        transform: translateX(100%);
        opacity: 0;
    }
}

.timeline-item {
    position: relative;
    margin-bottom: 3rem;
    width: 50%;
}

.timeline-item:nth-child(odd) {
    left: 0;
    padding-right: 2rem;
}

.timeline-item:nth-child(even) {
    left: 50%;
    padding-left: 2rem;
}

.timeline-marker {
    position: absolute;
    width: 16px;
    height: 16px;
    background: radial-gradient(circle, var(--bright-cyan) 0%, rgba(6, 182, 212, 0.8) 70%, transparent 100%);
    border: 2px solid var(--bright-cyan);
    border-radius: 50%;
    top: 0;
    box-shadow: 
        0 0 20px rgba(6, 182, 212, 0.6),
        inset 0 0 10px rgba(6, 182, 212, 0.3);
    animation: markerPulse 3s ease-in-out infinite;
    transition: all 0.4s ease;
    z-index: 3;
}

.timeline-item:nth-child(odd) .timeline-marker {
    right: -8px;
}

.timeline-item:nth-child(even) .timeline-marker {
    left: -8px;
}

.timeline-content {
    background: linear-gradient(135deg, 
        rgba(15, 23, 42, 0.8) 0%, 
        rgba(30, 58, 138, 0.2) 50%, 
        rgba(15, 23, 42, 0.8) 100%);
    padding: 1.5rem;
    border-radius: 12px;
    border: 1px solid rgba(6, 182, 212, 0.3);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
    transition: all 0.4s ease;
    box-shadow: 0 8px 25px rgba(6, 182, 212, 0.1);
}

.timeline-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, 
        transparent 0%, 
        rgba(6, 182, 212, 0.1) 50%, 
        transparent 100%);
    transition: left 0.8s ease;
    z-index: 0;
}

.timeline-content::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 2px;
    height: 100%;
    background: linear-gradient(to bottom, 
        transparent 0%, 
        var(--bright-cyan) 20%, 
        var(--bright-cyan) 80%, 
        transparent 100%);
    opacity: 0;
    transition: opacity 0.4s ease;
    z-index: 1;
}

.timeline-content > * {
    position: relative;
    z-index: 2;
}

.timeline-year {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--bright-cyan);
    margin-bottom: 0.5rem;
    text-shadow: 0 0 10px rgba(6, 182, 212, 0.5);
    position: relative;
}

.timeline-year::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--bright-cyan), transparent);
    transition: width 0.6s ease 0.2s;
}

.timeline-title {
    font-weight: 600;
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
    color: white;
}

.timeline-description {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
    font-size: 0.95rem;
}

/* Values Page */
.values-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    margin-top: var(--spacing-lg);
}

/* 确保在中等屏幕上也能显示四个卡片 */
@media (max-width: 1200px) {
    .values-grid {
        gap: 1rem;
    }
}

.value-card {
    background: linear-gradient(145deg, 
        rgba(255, 255, 255, 0.08) 0%, 
        rgba(6, 182, 212, 0.05) 50%, 
        rgba(255, 255, 255, 0.08) 100%);
    border-radius: 20px;
    padding: 2.5rem 2rem;
    border: 1px solid rgba(6, 182, 212, 0.2);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px); /* Safari support */
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    text-align: center;
    box-shadow: 
        0 8px 25px rgba(6, 182, 212, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* Fallback for browsers that don't support backdrop-filter */
@supports not (backdrop-filter: blur(10px)) {
    .value-card {
        background: linear-gradient(145deg, 
            rgba(255, 255, 255, 0.1) 0%, 
            rgba(6, 182, 212, 0.08) 50%, 
            rgba(255, 255, 255, 0.1) 100%);
    }
}

.value-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, 
        var(--bright-cyan) 0%, 
        #3B82F6 50%, 
        #A855F7 100%);
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

.value-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, 
        transparent 0%, 
        rgba(6, 182, 212, 0.05) 50%, 
        transparent 100%);
    transition: left 0.6s ease;
    z-index: 1;
}

.value-card:hover {
    border-color: var(--bright-cyan);
    box-shadow: 
        0 20px 40px rgba(6, 182, 212, 0.15),
        0 0 0 1px rgba(6, 182, 212, 0.1);
}

/* Tilt effect for value cards */
.value-card.tilt-enabled {
    transition: transform 0.1s ease-out;
    transform-style: preserve-3d;
}

.value-card:hover::before {
    transform: scaleX(1);
}

.value-card:hover::after {
    left: 100%;
}

.value-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--bright-cyan), var(--electric-blue));
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem auto;
    font-size: 2.2rem;
    color: white;
    box-shadow: 0 8px 20px rgba(6, 182, 212, 0.3);
    transition: all 0.3s ease;
    position: relative;
    z-index: 2;
}

.value-icon svg {
    width: 32px;
    height: 32px;
}

.value-card:hover .value-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 12px 30px rgba(6, 182, 212, 0.4), 0 0 20px rgba(59, 130, 246, 0.3);
}

.value-title {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, white, var(--bright-cyan));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    position: relative;
    z-index: 2;
    line-height: 1.3;
    min-height: 3.4rem; /* 固定高度确保对齐 */
    display: flex;
    align-items: center;
    justify-content: center;
}

.value-description {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.7;
    font-size: 1rem;
    max-width: 280px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
    flex-grow: 1;
    display: flex;
    align-items: flex-start;
}

.value-details {
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(6, 182, 212, 0.2);
}

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

/* Products Page */
.products-section {
    padding: 5rem 0;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.product-card {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 20px;
    padding: 2.5rem;
    border: 1px solid rgba(6, 182, 212, 0.2);
    backdrop-filter: blur(10px);
    transition: all 0.4s ease;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.product-card:hover {
    transform: translateY(-8px);
    border-color: var(--bright-cyan);
    box-shadow: 0 20px 40px rgba(6, 182, 212, 0.2);
}

.product-header {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.product-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--bright-cyan), var(--electric-blue));
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    transition: all 0.3s ease;
    flex-shrink: 0;
    box-shadow: 0 4px 15px rgba(6, 182, 212, 0.3);
}

.product-card:hover .product-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 8px 25px rgba(6, 182, 212, 0.4), 0 0 20px rgba(59, 130, 246, 0.3);
}

.product-info {
    flex: 1;
}

.product-title {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: white;
    line-height: 1.3;
}

.product-tagline {
    color: var(--bright-cyan);
    font-weight: 600;
    font-size: 0.95rem;
    margin-bottom: 1rem;
}

.product-description {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.7;
    margin-bottom: 2rem;
}

.product-features {
    flex: 1;
    margin-bottom: 2rem;
    list-style: none;
    padding-left: 0;
}

.product-features li {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 0.75rem;
    padding-left: 1.5rem;
    position: relative;
    line-height: 1.5;
}

.product-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--bright-cyan);
    font-weight: bold;
    font-size: 1rem;
}

.features-title {
    color: var(--bright-cyan);
    font-weight: 600;
    margin-bottom: 1rem;
    font-size: 1rem;
}

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

.features-list li {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 0.75rem;
    padding-left: 1.5rem;
    position: relative;
    line-height: 1.5;
}

.features-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--bright-cyan);
    font-weight: bold;
    font-size: 1rem;
}

.product-footer {
    display: flex;
    justify-content: center; /* 居中对齐 */
    align-items: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(6, 182, 212, 0.2);
}

.product-badge {
    background: rgba(6, 182, 212, 0.2);
    color: var(--bright-cyan);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
}

.learn-more-btn {
    background: linear-gradient(135deg, var(--bright-cyan), var(--electric-blue));
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    outline: none;
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(6, 182, 212, 0.3);
}

.learn-more-btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.learn-more-btn:hover::before {
    width: 300px;
    height: 300px;
}

.learn-more-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(6, 182, 212, 0.4), 0 0 20px rgba(59, 130, 246, 0.3);
}

.learn-more-btn:focus {
    outline: none;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(6, 182, 212, 0.4), 0 0 20px rgba(59, 130, 246, 0.3);
}

/* Product Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: var(--deep-ocean);
    border-radius: 20px;
    padding: 3rem;
    max-width: 800px;
    max-height: 80vh;
    overflow-y: auto;
    border: 1px solid rgba(6, 182, 212, 0.3);
    position: relative;
    margin: 2rem;
}

.modal-close {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    background: none;
    border: none;
    color: rgba(255, 255, 255, 0.7);
    font-size: 2rem;
    cursor: pointer;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    outline: none; /* 移除焦点轮廓 */
}

.modal-close:hover {
    background: rgba(255, 255, 255, 0.1);
    color: white;
}

.modal-close:focus {
    outline: none; /* 确保焦点时也没有轮廓 */
    background: rgba(255, 255, 255, 0.1);
    color: white;
}

.modal-header {
    margin-bottom: 2rem;
}

.modal-title {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: white;
}

.modal-tagline {
    color: var(--bright-cyan);
    font-weight: 600;
    font-size: 1.1rem;
}

.modal-body {
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.7;
}

.modal-section {
    margin-bottom: 2rem;
}

.modal-section h4 {
    color: var(--bright-cyan);
    font-weight: 600;
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.modal-section ul {
    list-style: none;
    padding-left: 0;
}

.modal-section li {
    padding-left: 1.5rem;
    position: relative;
    margin-bottom: 0.5rem;
}

.modal-section li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--bright-cyan);
    font-weight: bold;
}

.modal-cta {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(6, 182, 212, 0.2);
}

.comparison-section {
    padding: 5rem 0;
    background: rgba(30, 58, 138, 0.1);
}

.comparison-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.comparison-card {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    padding: 2rem;
    border: 1px solid rgba(6, 182, 212, 0.2);
    text-align: center;
    transition: all 0.3s ease;
}

.comparison-card:hover {
    transform: translateY(-5px);
    border-color: var(--bright-cyan);
    box-shadow: 0 15px 30px rgba(6, 182, 212, 0.15);
}

.comparison-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.comparison-title {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: white;
}

.comparison-description {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
}

/* Contact Page */
.contact-form {
    max-width: 600px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
    color: rgba(255, 255, 255, 0.9);
}

.form-input,
.form-textarea {
    width: 100%;
    padding: var(--spacing-sm);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(6, 182, 212, 0.2);
    border-radius: 8px;
    color: white;
    font-family: inherit;
    transition: all var(--transition-normal);
    outline: none; /* 移除焦点轮廓 */
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--bright-cyan);
    box-shadow: 0 0 0 2px rgba(6, 182, 212, 0.2);
}

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

.form-error {
    color: #ef4444;
    font-size: 0.875rem;
    margin-top: var(--spacing-xs);
    display: none;
}

.form-group.error .form-error {
    display: block;
}

.form-group.error .form-input,
.form-group.error .form-textarea {
    border-color: #ef4444;
}

/* Why Abakus Page */
.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin: var(--spacing-lg) 0;
}

.metric-card {
    text-align: center;
    padding: var(--spacing-md);
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    border: 1px solid rgba(6, 182, 212, 0.2);
}

.metric-value {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 700;
    color: var(--bright-cyan);
    display: block;
}

.metric-label {
    color: rgba(255, 255, 255, 0.8);
    margin-top: var(--spacing-xs);
}

.chart-container {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    padding: var(--spacing-md);
    border: 1px solid rgba(6, 182, 212, 0.2);
    margin: var(--spacing-lg) 0;
}

.chart-title {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    text-align: center;
}

/* Mobile Responsive */
@media (max-width: 1024px) {
    .presence-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.2rem;
    }
}

@media (max-width: 768px) {
    .timeline::before {
        left: 20px;
    }
    
    .timeline-item {
        width: 100%;
        left: 0 !important;
        padding-left: 50px !important;
        padding-right: 0 !important;
    }
    
    .timeline-item .timeline-marker {
        left: 12px !important;
        right: auto !important;
    }
    
    .overview-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .network-grid {
        grid-template-columns: 1fr;
    }
    
    .presence-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
    
    .team-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .products-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .product-card {
        padding: 2rem;
    }
    
    .product-header {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }
    
    .comparison-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
    
    .values-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
    
    .value-card {
        padding: 2rem 1.5rem;
    }
    
    .value-icon {
        width: 60px;
        height: 60px;
        font-size: 1.8rem;
        margin-bottom: 1.25rem;
    }
    
    .value-icon svg {
        width: 28px;
        height: 28px;
    }
    
    .value-title {
        font-size: 1.2rem;
        margin-bottom: 0.75rem;
        min-height: 3rem; /* 移动端稍微减少高度 */
    }
    
    .value-description {
        font-size: 0.9rem;
        max-width: 220px;
    }
    
    .metrics-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .modal-content {
        margin: var(--spacing-md);
        max-width: calc(100% - 2rem);
    }
}

@media (max-width: 480px) {
    .presence-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .comparison-grid {
        grid-template-columns: 1fr;
    }
    
    .metrics-grid {
        grid-template-columns: 1fr;
    }
    
    .team-stats {
        grid-template-columns: 1fr;
    }
    
    .network-stats {
        flex-direction: column;
        gap: 1rem;
    }
    
    .values-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .value-card {
        padding: 2rem 1.5rem;
        margin: 0 auto;
        max-width: 320px;
    }
    
    .value-icon {
        width: 55px;
        height: 55px;
        font-size: 1.6rem;
        margin-bottom: 1rem;
    }
    
    .value-icon svg {
        width: 26px;
        height: 26px;
    }
    
    .value-title {
        font-size: 1.1rem;
        margin-bottom: 0.75rem;
        min-height: 2.8rem; /* 最小屏幕的固定高度 */
    }
    
    .value-description {
        font-size: 0.9rem;
        max-width: 260px;
        line-height: 1.6;
    }
}

/* Solutions Section - Full Width with Scroll Parallax */
.solutions-section {
    padding: 0;
    position: relative;
    background: var(--deep-ocean);
    width: 100vw;
    margin-left: calc(-50vw + 50%);
}

.solutions-header-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 200px;
    padding: 3rem 0;
}

.solutions-header-wrapper .section-title {
    margin-bottom: 0;
}

.solutions-section .container {
    max-width: none;
    padding: 0;
    width: 100%;
}

.solutions-columns {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0;
    width: 100%;
    height: 100vh;
}

.solution-column {
    position: relative;
    height: 50vh;
    overflow: hidden;
    /* 完全移除交互效果 */
}

.solution-bg-layer {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.solution-bg-image {
    position: absolute;
    top: -30%;
    left: -30%;
    width: 160%;
    height: 160%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    transition: all 0.1s ease-out;
    transform: scale(0.4);
    will-change: transform;
}

.solution-bg-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(10, 22, 40, 0.85), rgba(30, 58, 138, 0.75));
    z-index: 2;
    transition: all 0.6s ease;
}

.solution-content {
    position: relative;
    z-index: 3;
    padding: 3rem 2.5rem;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    text-align: center;
    color: white;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    will-change: transform;
}

.solution-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto 2rem;
    color: white;
    opacity: 0.9;
    /* 移除 transition 效果 */
}

.solution-icon svg {
    width: 100%;
    height: 100%;
}

.solution-title {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.2;
    color: white;
    /* 移除 transition 效果 */
}

/* 移除悬停效果 - 保持静态样式 */

.solution-description {
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 0;
    color: rgba(255, 255, 255, 0.9);
    opacity: 0.8;
    /* 移除 transition 和 will-change 效果 */
}

/* 移除悬停效果 - 保持静态样式 */



/* Responsive Design */
@media (max-width: 1024px) {
    .solutions-columns {
        grid-template-columns: 1fr;
        height: 200vh;
    }
    
    .solution-column {
        height: 50vh;
    }
    
    .solution-content {
        padding: 2rem 1.5rem;
    }
    
    .solution-title {
        font-size: 1.8rem;
    }
}

@media (max-width: 768px) {
    .solution-content {
        padding: 1.5rem 1rem;
    }
    
    .solution-icon {
        width: 80px;
        height: 80px;
        margin-bottom: 1.5rem;
    }
    
    .solution-title {
        font-size: 1.6rem;
        margin-bottom: 0.8rem;
    }
    
    .solution-description {
        font-size: 0.9rem;
        margin-bottom: 1rem;
    }

}

@media (max-width: 480px) {
    .solution-content {
        padding: 1rem 0.8rem;
    }
    
    .solution-title {
        font-size: 1.4rem;
    }
    
    .solution-description {
        font-size: 0.85rem;
    }
}

/* Timeline Interactive Effects */
.timeline-item:hover .timeline-marker {
    transform: scale(1.4);
    box-shadow: 
        0 0 40px rgba(6, 182, 212, 1),
        inset 0 0 20px rgba(6, 182, 212, 0.6);
    animation: none;
}

.timeline-item:hover .timeline-content {
    border-color: var(--bright-cyan);
    box-shadow: 0 15px 40px rgba(6, 182, 212, 0.2);
    transform: translateY(-5px);
}

.timeline-item:hover .timeline-content::before {
    left: 0;
}

.timeline-item:hover .timeline-content::after {
    opacity: 1;
}

.timeline-item:hover .timeline-year::after {
    width: 60px;
}

/* Timeline Item Animation Classes */
.timeline-item.animate-in {
    animation: timelineItemAppear 0.8s ease-out forwards;
}

.timeline-item.animate-in .timeline-marker {
    animation: markerAppear 0.6s ease-out forwards, markerPulse 3s ease-in-out infinite 0.6s;
}

.timeline-item.animate-in .timeline-content {
    animation: contentSlideIn 0.8s ease-out 0.2s forwards;
}

@keyframes timelineItemAppear {
    0% {
        opacity: 0;
        transform: translateY(30px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes markerAppear {
    0% {
        transform: scale(0);
        opacity: 0;
    }
    50% {
        transform: scale(1.3);
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}

@keyframes contentSlideIn {
    0% {
        opacity: 0;
        transform: translateX(-20px);
    }
    100% {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Data Stream Effect for Timeline Content */
.timeline-content.data-stream::before {
    animation: dataStream 2s ease-in-out infinite;
}

/* Circuit Board Style Connectors */
.timeline-item::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 2px;
    background: linear-gradient(90deg, 
        transparent 0%, 
        rgba(6, 182, 212, 0.6) 50%, 
        transparent 100%);
    top: 8px;
    opacity: 0;
    transition: opacity 0.4s ease;
}

.timeline-item:nth-child(odd)::after {
    right: -28px;
}

.timeline-item:nth-child(even)::after {
    left: -28px;
}

.timeline-item:hover::after {
    opacity: 1;
    animation: circuitPulse 1.5s ease-in-out infinite;
}

@keyframes circuitPulse {
    0%, 100% {
        opacity: 0.6;
        transform: scaleX(1);
    }
    50% {
        opacity: 1;
        transform: scaleX(1.2);
    }
}

/* Holographic Scanning Lines */
.timeline-content.scanning::before {
    background: linear-gradient(90deg, 
        transparent 0%, 
        rgba(6, 182, 212, 0.3) 30%, 
        rgba(6, 182, 212, 0.6) 50%, 
        rgba(6, 182, 212, 0.3) 70%, 
        transparent 100%);
    animation: holographicScan 3s ease-in-out infinite;
}

@keyframes holographicScan {
    0% {
        left: -100%;
    }
    50% {
        left: 0%;
    }
    100% {
        left: 100%;
    }
}
/* 确保value-details中的列表没有默认样式 */
.value-details ul {
    list-style: none !important;
    padding-left: 0 !important;
    margin: 0 !important;
}

.value-details ul li {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 0.75rem;
    padding-left: 1.5rem;
    position: relative;
    line-height: 1.5;
}

.value-details ul li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--bright-cyan);
    font-weight: bold;
    font-size: 1rem;
}
/* Why Abakus Page - Background with Scroll Parallax */
.page-header-with-bg {
    position: relative;
    padding: 8rem 0 6rem;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    background: var(--deep-ocean);
}

.page-header-with-bg .bg-layer {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.page-header-with-bg .bg-image {
    position: absolute;
    top: -10%;
    left: -10%;
    width: 120%;
    height: 120%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    transition: transform 0.6s ease-out; /* 添加平滑过渡 */
    transform: scale(1.05); /* 轻微缩放 */
    will-change: transform;
}

/* 鼠标悬停效果 */
.page-header-with-bg:hover .bg-image {
    transform: scale(1.1); /* 悬停时放大 */
}

.page-header-with-bg .bg-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(10, 22, 40, 0.85), rgba(30, 58, 138, 0.75));
    z-index: 2;
    transition: all 0.6s ease;
}

/* 悬停时遮罩层变化 */
.page-header-with-bg:hover .bg-overlay {
    background: linear-gradient(135deg, rgba(10, 22, 40, 0.75), rgba(30, 58, 138, 0.65));
}

.page-header-with-bg .container {
    position: relative;
    z-index: 3;
    text-align: center;
}

.page-header-with-bg .page-title {
    font-family: var(--font-heading);
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, white, var(--bright-cyan));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: none;
}

.page-header-with-bg .page-subtitle {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.9);
    max-width: 900px;
    margin: 0 auto;
    line-height: 1.6;
    font-weight: 500;
}

/* Responsive Design */
@media (max-width: 768px) {
    .page-header-with-bg {
        padding: 6rem 0 4rem;
        min-height: 80vh;
    }
    
    .page-header-with-bg .page-title {
        font-size: 2.5rem;
    }
    
    .page-header-with-bg .page-subtitle {
        font-size: 1.1rem;
    }
}

@media (max-width: 480px) {
    .page-header-with-bg .page-title {
        font-size: 2rem;
    }
    
    .page-header-with-bg .page-subtitle {
        font-size: 1rem;
    }
}

/* Contact Page Styles - Direct on Background Design */
.contact-hero-section {
    position: relative;
    min-height: 100vh; /* 恢复正常高度 */
    display: flex;
    align-items: flex-start; /* 改为顶部对齐 */
    justify-content: flex-start; /* 改为左对齐 */
    overflow: hidden;
    background: var(--deep-ocean);
    padding-top: 80px; /* 调整为合适的导航栏间距 */
}

.contact-bg-layer {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.contact-bg-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover; /* 填满屏幕，可能会裁剪图片 */
    background-position: center center;
    background-repeat: no-repeat;
    background-attachment: scroll;
    /* 添加备用背景色 */
    background-color: var(--deep-ocean);
}

.contact-bg-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, 
        rgba(10, 22, 40, 0.85) 0%, 
        rgba(30, 58, 138, 0.75) 50%, 
        rgba(10, 22, 40, 0.85) 100%);
    z-index: 2;
}

.contact-hero-content {
    position: relative;
    z-index: 3;
    text-align: left; /* 文本左对齐 */
    max-width: 600px; /* 适中的宽度 */
    margin: 60px auto 0; /* 上边距60px，水平居中 */
    padding: 0;
}

/* Contact Card - 包含所有内容的大卡片 */
.contact-card {
    background: linear-gradient(145deg, 
        rgba(255, 255, 255, 0.08) 0%, 
        rgba(6, 182, 212, 0.03) 50%, 
        rgba(255, 255, 255, 0.08) 100%);
    border-radius: 20px;
    border: 1px solid rgba(6, 182, 212, 0.3);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 2.5rem;
    box-shadow: 
        inset 0 1px 0 rgba(255, 255, 255, 0.1),
        0 20px 60px rgba(0, 0, 0, 0.3),
        0 0 40px rgba(6, 182, 212, 0.1);
    max-width: 600px;
    width: 100%;
    position: relative;
    overflow: hidden;
    transform-style: preserve-3d;
    transition: all 0.3s ease;
}

.contact-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--bright-cyan), var(--electric-blue), var(--vivid-purple));
    opacity: 0.8;
}

/* Tilt effect for contact card */
.contact-card.tilt-enabled {
    transition: transform 0.1s ease-out;
}

.contact-hero-title {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 2rem;
    background: linear-gradient(135deg, white, var(--bright-cyan), var(--electric-blue));
    background-size: 200% 200%;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: none;
    text-align: center;
    animation: gradientShift 6s ease-in-out infinite;
}

/* Contact Details List - 垂直排列 */
.contact-details-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-hero-subtitle {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 4rem;
    line-height: 1.6;
}

/* Contact Information Display */
.contact-info-display {
    max-width: 900px;
    margin: 0 auto;
}

.contact-header {
    text-align: center;
    margin-bottom: 3rem;
}

.contact-main-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--bright-cyan), #0891B2);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: white;
    box-shadow: 
        0 10px 30px rgba(6, 182, 212, 0.3),
        0 0 0 1px rgba(6, 182, 212, 0.2);
    transition: all 0.4s ease;
}

.contact-main-icon:hover {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 
        0 15px 40px rgba(6, 182, 212, 0.4),
        0 0 0 1px rgba(6, 182, 212, 0.4);
}

.contact-main-icon svg {
    width: 40px;
    height: 40px;
}

.contact-main-title {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 700;
    color: white;
    margin: 0;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

/* Contact Details Grid */
.contact-details-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); /* 自适应列数 */
    gap: 2rem;
}

.contact-detail {
    display: flex;
    align-items: flex-start;
    gap: 1.25rem;
    padding: 1.25rem;
    background: linear-gradient(135deg, 
        rgba(255, 255, 255, 0.03) 0%, 
        rgba(6, 182, 212, 0.02) 100%);
    border-radius: 12px;
    border: 1px solid rgba(6, 182, 212, 0.15);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.contact-detail::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(180deg, var(--bright-cyan), var(--electric-blue));
    transform: scaleY(0);
    transition: transform 0.3s ease;
}

.contact-detail:hover::before {
    transform: scaleY(1);
}

.contact-detail:hover {
    background: linear-gradient(135deg, 
        rgba(255, 255, 255, 0.05) 0%, 
        rgba(6, 182, 212, 0.03) 100%);
    border-color: rgba(6, 182, 212, 0.3);
    transform: translateX(5px);
}

.contact-detail > * {
    position: relative;
    z-index: 1;
}

.detail-icon-wrapper {
    flex-shrink: 0;
}

.detail-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--bright-cyan), var(--electric-blue));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(6, 182, 212, 0.2);
}

.contact-detail:hover .detail-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 8px 25px rgba(6, 182, 212, 0.4), 0 0 20px rgba(59, 130, 246, 0.3);
}

.detail-icon svg {
    width: 24px;
    height: 24px;
}

.detail-content {
    flex: 1;
}

.detail-label {
    font-family: var(--font-heading);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--bright-cyan);
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.detail-value {
    color: rgba(255, 255, 255, 0.95);
    line-height: 1.6;
    font-size: 1.05rem;
    font-weight: 500;
}

/* Special styling for address detail */
.address-detail {
    grid-column: 1 / -1;
}



/* Responsive Design */
@media (max-width: 1024px) {
    .contact-hero-title {
        font-size: 3rem;
    }
    
    .contact-card {
        max-width: 500px;
        padding: 1.8rem;
    }
    
    .contact-details-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .address-detail {
        grid-column: 1;
    }
}

@media (max-width: 768px) {
    .contact-hero-section {
        min-height: 100vh; /* 移动端也保持全屏 */
        padding: 2rem 0;
        justify-content: center; /* 移动端居中 */
        align-items: center; /* 移动端垂直居中 */
    }
    
    .contact-hero-section .container {
        padding: 0 1rem; /* 移动端容器内边距 */
        max-width: none; /* 移动端取消最大宽度限制 */
    }
    
    .contact-hero-content {
        padding: 0;
        margin-left: 0; /* 移动端取消负边距 */
        max-width: none; /* 移动端取消最大宽度限制 */
        width: 100%; /* 移动端占满宽度 */
    }
    
/* 宽屏幕背景图优化 - 填满屏幕 */
@media (min-width: 1400px) {
    .contact-bg-image {
        /* 填满屏幕 */
        background-size: cover;
        background-position: center center;
    }
}

/* 超宽屏幕处理 */
@media (min-width: 1920px) {
    .contact-bg-image {
        /* 填满屏幕 */
        background-size: cover;
        background-position: center center;
    }
}
    
    .contact-hero-content {
        padding: 0;
        margin-left: 0; /* 移动端取消负边距 */
        max-width: none; /* 移动端取消最大宽度限制 */
        width: 100%; /* 移动端占满宽度 */
    }
    
    .contact-card {
        max-width: none; /* 移动端取消最大宽度限制 */
        width: 100%; /* 占满父容器 */
        padding: 1.5rem;
        border-radius: 15px;
    }
    
    .contact-hero-title {
        font-size: 2.5rem;
    }
    
    .contact-hero-subtitle {
        font-size: 1.1rem;
        margin-bottom: 3rem;
    }
    
    .contact-main-icon {
        width: 60px;
        height: 60px;
    }
    
    .contact-main-icon svg {
        width: 30px;
        height: 30px;
    }
    
    .contact-main-title {
        font-size: 1.8rem;
    }
    
    .contact-detail {
        flex-direction: column;
        text-align: center;
        padding: 1.5rem;
        align-items: center;
    }
    
    .detail-icon-wrapper {
        align-self: center;
        margin-bottom: 1rem;
    }
    
    .detail-content {
        display: flex;
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .contact-hero-section {
        padding: 1rem 0;
        justify-content: center;
        align-items: center;
    }
    
    .contact-hero-section .container {
        padding: 0 0.5rem; /* 更小的内边距 */
        max-width: none;
    }
    
    .contact-hero-title {
        font-size: 2rem;
    }
    
    .contact-hero-subtitle {
        font-size: 1rem;
    }
    
    .contact-hero-content {
        padding: 0;
        margin-left: 0; /* 移动端取消负边距 */
        max-width: none;
        width: 100%;
    }
    
    .contact-card {
        max-width: none;
        width: 100%;
        padding: 1rem;
        border-radius: 12px;
    }
    
    .contact-details-grid {
        gap: 1rem;
    }
    
    .contact-detail {
        padding: 1rem;
    }
    
    .detail-value {
        font-size: 0.9rem;
    }
}

/* Mobile Performance Optimizations */
@media (max-width: 768px) {
    /* Disable performance-heavy animations on mobile */
    .grid-background,
    .tech-grid-background,
    .timeline-scanner,
    .holographic-overlay,
    .circuit-overlay {
        animation: none !important;
        display: none;
    }
    
    /* Reduce backdrop-filter intensity */
    .presence-card,
    .product-card,
    .contact-card,
    .value-card,
    .comparison-card {
        backdrop-filter: blur(5px) !important;
    }
    
    /* Simplify hover effects */
    .presence-card:hover,
    .product-card:hover,
    .contact-card:hover,
    .value-card:hover {
        transform: translateY(-2px) !important;
    }
    
    /* Disable marker animations */
    .timeline-marker {
        animation: none !important;
    }
    
    /* Reduce transform complexity */
    .product-icon:hover,
    .contact-main-icon:hover,
    .detail-icon:hover {
        transform: scale(1.05) !important;
    }
    
    /* Optimize timeline effects */
    .timeline-line,
    .timeline-scanner {
        animation: none !important;
    }
}

/* Reduce motion for users who prefer it */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .grid-background,
    .tech-grid-background,
    .timeline-scanner,
    .holographic-overlay,
    .circuit-overlay,
    .timeline-marker {
        animation: none !important;
    }
}


/* ============================================
   ESG Page
   ============================================ */

/* ESG Hero Section - Contact-style full background */
.esg-hero-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding: 120px 0 60px;
}

.esg-bg-layer {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.esg-bg-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: 100% auto;
    background-position: center center;
    background-repeat: no-repeat;
    background-attachment: scroll;
    background-color: var(--deep-ocean);
}

.esg-bg-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, 
        rgba(10, 22, 40, 0.85) 0%, 
        rgba(30, 58, 138, 0.75) 50%, 
        rgba(10, 22, 40, 0.85) 100%);
    z-index: 2;
}

.esg-hero-content {
    position: relative;
    z-index: 3;
    text-align: center;
    max-width: 1300px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.esg-hero-title {
    font-family: var(--font-heading);
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, white, var(--bright-cyan));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.esg-hero-subtitle {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.9);
    max-width: 1300px;
    margin: 0 auto;
    line-height: 1.7;
    font-weight: 500;
}

@media (max-width: 768px) {
    .esg-hero-title {
        font-size: 2.5rem;
    }
    .esg-hero-subtitle {
        font-size: 1rem;
    }
}

/* ESG Card Styles */
.esg-card {
    padding: 0;
    overflow: hidden;
}

.esg-card-body {
    padding: 1.5rem;
}

.esg-card .card-header {
    padding: 0;
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 1rem;
}

.esg-card .card-header .product-icon {
    margin-bottom: 0;
}

.esg-card .card-title {
    margin: 0;
}

/* ESG Horizontal Card Layout */
.esg-pillars {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    max-width: 1500px;
    margin: 0 auto;
}

/* ESG Pillar Card - Magazine Style */
.esg-pillar-card {
    display: flex;
    gap: 2.5rem;
    padding: 2.5rem;
    background: linear-gradient(145deg, 
        rgba(255, 255, 255, 0.06) 0%, 
        rgba(6, 182, 212, 0.03) 50%, 
        rgba(255, 255, 255, 0.06) 100%);
    border-radius: 20px;
    border: 1px solid var(--bright-cyan);
    backdrop-filter: blur(20px);
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(6, 182, 212, 0.1);
}

.esg-pillar-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(to bottom, var(--bright-cyan), var(--electric-blue));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.esg-pillar-card:hover {
    box-shadow: 0 20px 40px rgba(6, 182, 212, 0.2);
}

.esg-pillar-card:hover .product-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 8px 25px rgba(6, 182, 212, 0.4), 0 0 20px rgba(59, 130, 246, 0.3);
}

.esg-pillar-icon {
    flex-shrink: 0;
}

.esg-pillar-icon .product-icon {
    margin-bottom: 0;
}

.esg-pillar-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.esg-pillar-header {
    display: flex;
    align-items: baseline;
    gap: 1rem;
    flex-wrap: wrap;
}

.esg-pillar-title {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
    margin: 0;
}

.esg-pillar-subtitle {
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--bright-cyan);
    position: relative;
    padding-left: 1rem;
}

.esg-pillar-subtitle::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 4px;
    background: var(--bright-cyan);
    border-radius: 50%;
}

.esg-pillar-lead {
    font-size: 1.1rem;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.95);
    margin: 0;
    line-height: 1.6;
}

.esg-pillar-text {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.75);
    line-height: 1.8;
    margin: 0;
}

.esg-pillar-text strong {
    font-weight: 500;
    font-size: 1.1rem;
    color: var(--bright-cyan);
}

.esg-pillar-link {
    display: inline-block;
    margin-top: 0.75rem;
    color: var(--bright-cyan);
    font-weight: 500;
    font-size: 0.95rem;
    text-decoration: none;
    transition: all 0.3s ease;
}

.esg-pillar-link:hover {
    color: white;
    padding-left: 0.5rem;
}

.esg-inline-link {
    color: var(--bright-cyan);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
}

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

@media (max-width: 768px) {
    .esg-pillar-card {
        flex-direction: column;
        gap: 1.5rem;
        padding: 2rem;
    }
    
    .esg-pillar-letter {
        font-size: 3.5rem;
        width: auto;
        text-align: left;
    }
    
    .esg-pillar-header {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .esg-pillar-subtitle {
        padding-left: 0;
    }
    
    .esg-pillar-subtitle::before {
        display: none;
    }
}

/* Card Title Group */
.card-title-group {
    display: flex;
    flex-direction: column;
}

.card-title-main {
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    color: white;
    margin: 0;
    line-height: 1.2;
}

.card-title-sub {
    font-size: 0.9rem;
    font-weight: 600;
    color: white;
    margin-top: 0.25rem;
}

/* Quote Block */
.quote-block {
    max-width: 900px;
    margin: 0 auto;
    padding-left: 2rem;
    border-left: 3px solid var(--bright-cyan);
}

.quote-block p {
    font-size: 1.1rem;
    line-height: 1.9;
    color: rgba(255, 255, 255, 0.8);
    margin: 0;
}

.quote-title {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 600;
    color: white;
    margin-bottom: 1rem;
}

/* Commitment Section - Card with Divider */
.commitment-card {
    display: flex;
    align-items: center;
    gap: 2.5rem;
    max-width: 1500px;
    margin: 0 auto;
    padding: 2.5rem;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 20px;
    border: 1px solid var(--bright-cyan);
    backdrop-filter: blur(10px);
    box-shadow: 0 10px 30px rgba(6, 182, 212, 0.1);
}

.commitment-image-wrapper {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    border-radius: 16px;
    overflow: hidden;
}

.commitment-image {
    height: auto;
    max-height: 180px;
    width: auto;
    object-fit: contain;
    display: block;
}

.commitment-image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(rgba(5, 15, 30, 0.4), rgba(20, 40, 90, 0.3));
    pointer-events: none;
    border-radius: 16px;
}

.commitment-divider {
    width: 1px;
    align-self: stretch;
    background: linear-gradient(to bottom, transparent, var(--bright-cyan), transparent);
}

.commitment-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.commitment-title {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, white, var(--bright-cyan));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.commitment-text {
    font-size: 1.1rem;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.85);
    margin: 0;
}

@media (max-width: 768px) {
    .commitment-card {
        flex-direction: column;
        text-align: center;
        padding: 2rem;
    }
    
    .commitment-divider {
        width: 60%;
        height: 1px;
        align-self: center;
        background: linear-gradient(to right, transparent, var(--bright-cyan), transparent);
    }
    
    .commitment-image {
        max-height: 140px;
    }
    
    .commitment-title {
        font-size: 1.5rem;
    }
}