/* Customer Cases Page Styles */

/* 防止页面加载时的闪烁 */
.cases-page {
    opacity: 1;
    transition: opacity 0.3s ease;
}

.cases-page:not(.loaded) {
    /* 页面加载时的初始状态 - 保持可见但准备好过渡 */
}

/* Cases Hero Section */
.cases-hero {
    background: linear-gradient(135deg, var(--deep-space-blue) 0%, #0d2b5a 100%);
    padding: var(--spacing-xl) 0;
    padding-top: calc(70px + var(--spacing-xl)); /* 添加导航栏高度 + 原有间距 */
    text-align: center;
    position: relative;
    overflow: hidden;
    min-height: 50vh;
    display: flex;
    align-items: center;
}

.cases-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 30% 40%, rgba(0, 240, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 70% 60%, rgba(58, 12, 163, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.cases-title {
    font-size: 3.5rem;
    color: var(--white);
    margin-bottom: var(--spacing-md);
    background: linear-gradient(135deg, var(--fluorescent-cyan), var(--dark-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 700;
}

.cases-subtitle {
    color: var(--silver-gray);
    font-size: 1.3rem;
    margin-bottom: var(--spacing-lg);
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.7;
}

.cases-stats {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xl);
    margin-top: var(--spacing-lg);
}

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

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--fluorescent-cyan);
    display: block;
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    color: var(--silver-gray);
    font-size: 1rem;
}

/* Case Section */
.case-section {
    padding: var(--spacing-xl) 0;
    position: relative;
}

.manufacturing-case {
    background: var(--deep-space-blue);
}

.ecommerce-case {
    background: linear-gradient(135deg, #0d2b5a 0%, var(--deep-space-blue) 50%, #051122 100%);
}

/* Case Header */
.case-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-lg);
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.client-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.client-logo {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--white);
    padding: var(--spacing-sm) var(--spacing-md);
    background: rgba(0, 240, 255, 0.1);
    border-radius: var(--border-radius-md);
    border: 1px solid var(--fluorescent-cyan);
}

.industry-tag {
    background: linear-gradient(135deg, var(--fluorescent-cyan), var(--dark-purple));
    color: var(--white);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    font-size: 0.9rem;
    font-weight: 600;
}

/* Video Thumbnail */
.case-video {
    position: relative;
}

.video-thumbnail {
    position: relative;
    width: 200px;
    height: 120px;
    border-radius: var(--border-radius-md);
    overflow: hidden;
    cursor: pointer;
    transition: all 0.3s ease;
}

.video-thumbnail:hover {
    transform: scale(1.05);
    box-shadow: var(--glow-cyan);
}

.video-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.play-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 50px;
    height: 50px;
    background: rgba(0, 240, 255, 0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.2rem;
    transition: all 0.3s ease;
}

.play-button:hover {
    background: var(--fluorescent-cyan);
    transform: translate(-50%, -50%) scale(1.1);
}

.video-duration {
    position: absolute;
    bottom: var(--spacing-xs);
    right: var(--spacing-xs);
    background: rgba(0, 0, 0, 0.7);
    color: var(--white);
    padding: 2px 6px;
    border-radius: var(--border-radius-sm);
    font-size: 0.8rem;
}

/* Case Content */
.case-content {
    background: rgba(255, 255, 255, 0.02);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.case-content h2 {
    color: var(--white);
    font-size: 2.2rem;
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

/* Case Overview */
.case-overview {
    margin-bottom: var(--spacing-xl);
}

.overview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.overview-item {
    background: rgba(255, 255, 255, 0.05);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-md);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.overview-item:hover {
    transform: translateY(-5px);
    border-color: var(--fluorescent-cyan);
    box-shadow: var(--glow-cyan);
}

.overview-item h4 {
    color: var(--fluorescent-cyan);
    font-size: 1.2rem;
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
}

.overview-item p {
    color: var(--silver-gray);
    line-height: 1.6;
}

/* Implementation Process */
.implementation-process {
    margin-bottom: var(--spacing-xl);
}

.implementation-process h3 {
    color: var(--white);
    font-size: 1.8rem;
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.process-timeline {
    position: relative;
    padding-left: var(--spacing-xl);
    margin-top: var(--spacing-lg);
}

.process-timeline::before {
    content: '';
    position: absolute;
    left: 30px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, var(--fluorescent-cyan), var(--dark-purple));
}

.timeline-item {
    position: relative;
    margin-bottom: var(--spacing-xl);
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    opacity: 1;
    transform: translateX(0);
}

.timeline-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.5rem;
    position: relative;
    z-index: 2;
    flex-shrink: 0;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.smmf-icon {
    background: linear-gradient(135deg, var(--fluorescent-cyan), #00d4ff);
    box-shadow: var(--glow-cyan);
}

.text2sql-icon {
    background: linear-gradient(135deg, var(--dark-purple), var(--light-purple));
    box-shadow: var(--glow-purple);
}

.agents-icon {
    background: linear-gradient(135deg, var(--orange), #ff5722);
    box-shadow: var(--glow-orange);
}

.rag-icon {
    background: linear-gradient(135deg, #4ecdc4, #44a08d);
    box-shadow: var(--glow-green);
}

.timeline-content {
    flex: 1;
    background: rgba(255, 255, 255, 0.05);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.timeline-content:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateX(5px);
}

.timeline-content h4 {
    color: var(--white);
    font-size: 1.3rem;
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
}

.timeline-content p {
    color: var(--silver-gray);
    line-height: 1.6;
    font-size: 0.95rem;
}

/* Results Dashboard */
.results-dashboard {
    margin-bottom: var(--spacing-xl);
}

.results-dashboard h3 {
    color: var(--white);
    font-size: 1.8rem;
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

/* Comparison Tables */
.comparison-section {
    margin-bottom: var(--spacing-xl);
}

.comparison-section h4 {
    color: var(--white);
    font-size: 1.4rem;
    margin-bottom: var(--spacing-md);
    text-align: center;
}

.comparison-table {
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    overflow-x: auto;
}

.results-table {
    width: 100%;
    border-collapse: collapse;
    margin: 0;
}

.results-table th {
    background: rgba(0, 240, 255, 0.1);
    color: var(--fluorescent-cyan);
    padding: var(--spacing-md);
    text-align: center;
    font-weight: 600;
    font-size: 1rem;
    border-bottom: 2px solid var(--fluorescent-cyan);
}

.results-table td {
    padding: var(--spacing-md);
    text-align: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.95rem;
}

.results-table td:first-child {
    color: var(--white);
    font-weight: 600;
    text-align: left;
}

.cost-traditional,
.time-before {
    color: #ff6b6b;
    font-weight: 600;
}

.cost-optimized,
.time-after {
    color: var(--fluorescent-cyan);
    font-weight: 600;
}

.cost-savings,
.improvement {
    color: #4ecdc4;
    font-weight: 600;
}

.results-table tbody tr:hover {
    background: rgba(255, 255, 255, 0.05);
}

.results-table tbody tr:last-child td {
    border-bottom: none;
}

/* Legacy dashboard styles - commented out
.dashboard-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: stretch;
}

.dashboard-item {
    background: rgba(255, 255, 255, 0.05);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    flex-direction: column;
    min-height: 400px;
}

.dashboard-item h4 {
    color: var(--white);
    font-size: 1.3rem;
    margin-bottom: var(--spacing-md);
    text-align: center;
}
*/

/* Cost Chart */
.cost-chart {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    flex: 1;
}

.chart-container {
    width: 250px;
    height: 250px;
    position: relative;
    flex-shrink: 0;
}

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

.cost-before,
.cost-after,
.cost-savings {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
    border-radius: var(--border-radius-md);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.cost-before {
    border-left: 3px solid #ff5722;
}

.cost-after {
    border-left: 3px solid var(--fluorescent-cyan);
}

.cost-savings {
    border-left: 3px solid #4ecdc4;
    background: rgba(0, 240, 255, 0.1);
}

.cost-label,
.savings-label {
    color: var(--silver-gray);
    font-size: 1rem;
    font-weight: 500;
}

.cost-value,
.savings-value {
    color: var(--white);
    font-weight: 600;
    font-size: 1.2rem;
}

.savings-value {
    color: var(--fluorescent-cyan);
}

/* Efficiency Chart */
.efficiency-chart {
    display: flex;
    flex-direction: column;
    flex: 1;
}

.chart-container {
    width: 100%;
    height: 200px;
    margin-bottom: var(--spacing-md);
}

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

.metric-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
    border-radius: var(--border-radius-md);
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-left: 3px solid var(--fluorescent-cyan);
}

.metric-label {
    color: var(--silver-gray);
    font-size: 1rem;
    font-weight: 500;
}

.metric-improvement {
    color: var(--fluorescent-cyan);
    font-weight: 600;
    font-size: 1rem;
}

/* Evidence Materials */
.evidence-materials {
    margin-bottom: var(--spacing-xl);
}

.evidence-materials h3 {
    color: var(--white);
    font-size: 1.8rem;
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.evidence-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.evidence-item {
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius-md);
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.1);
    cursor: pointer;
    transition: all 0.3s ease;
}

.evidence-item:hover {
    transform: scale(1.05);
    border-color: var(--fluorescent-cyan);
    box-shadow: var(--glow-cyan);
}

.evidence-item img {
    width: 100%;
    height: 150px;
    object-fit: cover;
}

.evidence-caption {
    padding: var(--spacing-md);
}

.evidence-caption h5 {
    color: var(--white);
    font-size: 1rem;
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
}

.evidence-caption p {
    color: var(--silver-gray);
    font-size: 0.85rem;
    line-height: 1.5;
}

/* Customer Testimonial */
.customer-testimonial {
    margin-bottom: var(--spacing-xl);
}

.testimonial-content {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    background: rgba(255, 255, 255, 0.05);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.testimonial-bubble {
    flex: 1;
    background: rgba(255, 255, 255, 0.1);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    position: relative;
    width: 300px;
    min-height: 100px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.testimonial-bubble::after {
    content: '';
    position: absolute;
    right: -10px;
    top: 50%;
    transform: translateY(-50%);
    width: 0;
    height: 0;
    border-left: 10px solid rgba(255, 255, 255, 0.1);
    border-top: 10px solid transparent;
    border-bottom: 10px solid transparent;
}

.testimonial-bubble p {
    color: var(--white);
    font-size: 1rem;
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
    font-style: italic;
}

.testimonial-audio {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.play-testimonial {
    background: var(--fluorescent-cyan);
    color: var(--white);
    border: none;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    transition: all 0.3s ease;
}

.play-testimonial:hover {
    background: #00d4ff;
    transform: translateY(-2px);
}

.play-testimonial.playing {
    background: var(--orange);
}

.audio-player {
    display: none;
    align-items: center;
    gap: var(--spacing-sm);
    flex: 1;
}

.audio-player.active {
    display: flex;
}

.audio-progress {
    flex: 1;
    height: 4px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 2px;
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background: var(--fluorescent-cyan);
    width: 0%;
    transition: width 0.1s ease;
}

.audio-time {
    color: var(--silver-gray);
    font-size: 0.8rem;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.author-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    overflow: hidden;
    border: 2px solid transparent;
    transition: all 0.3s ease;
}

.author-avatar.playing {
    border-color: var(--fluorescent-cyan);
    animation: avatarGlow 2s infinite;
}

@keyframes avatarGlow {
    0%, 100% { box-shadow: 0 0 0 0 rgba(0, 240, 255, 0.7); }
    50% { box-shadow: 0 0 0 10px rgba(0, 240, 255, 0); }
}

.author-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.author-info h5 {
    color: var(--white);
    font-size: 1.1rem;
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
}

.author-info p {
    color: var(--silver-gray);
    font-size: 0.9rem;
}

/* E-commerce Specific Styles */
.case-scenarios {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.scenario-left,
.scenario-right {
    width: 150px;
    text-align: center;
}

.scenario-left img,
.scenario-right img {
    width: 100%;
    height: 100px;
    object-fit: cover;
    border-radius: var(--border-radius-md);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.scenario-caption {
    color: var(--silver-gray);
    font-size: 0.8rem;
    margin-top: var(--spacing-xs);
}

.particle-connection {
    width: 100px;
    height: 2px;
    background: linear-gradient(90deg, var(--fluorescent-cyan), var(--dark-purple));
    position: relative;
    animation: particleFlow 2s infinite;
}

@keyframes particleFlow {
    0% { opacity: 0.5; }
    50% { opacity: 1; }
    100% { opacity: 0.5; }
}

.particle-connection::before {
    content: '';
    position: absolute;
    top: -2px;
    left: 0;
    width: 6px;
    height: 6px;
    background: var(--fluorescent-cyan);
    border-radius: 50%;
    animation: particleMove 2s infinite;
}

@keyframes particleMove {
    0% { left: 0; }
    100% { left: calc(100% - 6px); }
}

/* E-commerce Results Specific */
.ecommerce-results .cost-slider-section,
.ecommerce-results .efficiency-timeline-section,
.ecommerce-results .business-impact {
    margin-bottom: var(--spacing-lg);
    background: rgba(255, 255, 255, 0.05);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-md);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.ecommerce-results h4 {
    color: var(--white);
    font-size: 1.2rem;
    margin-bottom: var(--spacing-md);
}

/* Cost Slider */
.cost-slider-container {
    margin-top: var(--spacing-md);
}

.slider-track {
    width: 100%;
    height: 6px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 3px;
    position: relative;
    margin-bottom: var(--spacing-md);
    cursor: pointer;
}

.slider-handle {
    width: 20px;
    height: 20px;
    background: var(--fluorescent-cyan);
    border-radius: 50%;
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    cursor: grab;
    transition: all 0.3s ease;
    left: 40%;
}

.slider-handle:hover {
    transform: translateY(-50%) scale(1.2);
    box-shadow: 0 0 20px rgba(0, 240, 255, 0.5);
}

.slider-handle:active {
    cursor: grabbing;
}

.cost-comparison-details {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-md);
}

.cost-detail-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm);
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius-sm);
}

.detail-label {
    color: var(--silver-gray);
    font-size: 0.9rem;
}

.detail-value {
    color: var(--white);
    font-weight: 600;
}

.cost-breakdown {
    grid-column: 1 / -1;
    margin-top: var(--spacing-sm);
    padding: var(--spacing-sm);
    background: rgba(0, 240, 255, 0.1);
    border-radius: var(--border-radius-sm);
    border-left: 3px solid var(--fluorescent-cyan);
}

.cost-breakdown p {
    color: var(--white);
    font-size: 0.9rem;
    margin: 0;
}

/* Efficiency Timeline */
.timeline-comparison {
    margin-top: var(--spacing-md);
}

.timeline-track {
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    margin-bottom: var(--spacing-lg);
}

.timeline-track::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, #ff5722, var(--fluorescent-cyan));
    transform: translateY(-50%);
}

.timeline-point {
    background: rgba(255, 255, 255, 0.1);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius-md);
    border: 2px solid;
    position: relative;
    z-index: 2;
    cursor: pointer;
    transition: all 0.3s ease;
}

.timeline-point.traditional {
    border-color: #ff5722;
}

.timeline-point.optimized {
    border-color: var(--fluorescent-cyan);
}

.timeline-point:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
}

.timeline-label {
    display: block;
    color: var(--white);
    font-size: 0.9rem;
    font-weight: 600;
}

.timeline-duration {
    display: block;
    color: var(--silver-gray);
    font-size: 0.8rem;
    margin-top: var(--spacing-xs);
}

.timeline-details {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-sm);
}

.process-step {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-xs) var(--spacing-sm);
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius-sm);
}

.step-label {
    color: var(--silver-gray);
    font-size: 0.85rem;
}

.step-time {
    color: var(--fluorescent-cyan);
    font-size: 0.8rem;
    font-weight: 600;
}

/* Business Impact */
.impact-metrics {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.impact-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius-md);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.impact-item:hover {
    transform: translateY(-3px);
    border-color: var(--fluorescent-cyan);
}

.impact-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--fluorescent-cyan), var(--dark-purple));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.2rem;
}

.impact-data {
    flex: 1;
}

.impact-value {
    display: block;
    color: var(--white);
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
}

.impact-label {
    color: var(--silver-gray);
    font-size: 0.9rem;
}

/* Cases Entry Section */
.cases-entry {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, #051122 0%, var(--deep-space-blue) 50%, #0d2b5a 100%);
}

.cases-entry .section-title {
    color: var(--white);
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: var(--spacing-xl);
    background: linear-gradient(135deg, var(--fluorescent-cyan), var(--dark-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.case-card {
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    overflow: hidden;
    transition: all 0.3s ease;
    position: relative;
}

.case-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.case-card.manufacturing-card:hover {
    border-color: var(--fluorescent-cyan);
    box-shadow: var(--glow-cyan);
}

.case-card.ecommerce-card:hover {
    border-color: var(--orange);
    box-shadow: 0 20px 40px rgba(255, 149, 0, 0.3);
}

.case-card.upcoming-card {
    opacity: 0.7;
    position: relative;
}

.case-card.upcoming-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: repeating-linear-gradient(
        45deg,
        transparent,
        transparent 10px,
        rgba(255, 255, 255, 0.05) 10px,
        rgba(255, 255, 255, 0.05) 20px
    );
    pointer-events: none;
}

.card-header {
    padding: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.case-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.5rem;
}

.manufacturing-card .case-icon {
    background: linear-gradient(135deg, var(--fluorescent-cyan), #00d4ff);
}

.ecommerce-card .case-icon {
    background: linear-gradient(135deg, var(--orange), #ff5722);
}

.upcoming-card .case-icon {
    background: linear-gradient(135deg, #666, #999);
}

.card-header h4 {
    color: var(--white);
    font-size: 1.3rem;
    font-weight: 600;
}

.card-content {
    padding: 0 var(--spacing-lg) var(--spacing-lg);
}

.card-content p {
    color: var(--silver-gray);
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
}

.case-metrics {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.metric {
    background: rgba(0, 240, 255, 0.1);
    color: var(--fluorescent-cyan);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    font-size: 0.8rem;
    font-weight: 600;
}

.case-preview {
    display: flex;
    justify-content: center;
}

.preview-tag {
    background: linear-gradient(135deg, #666, #999);
    color: var(--white);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    font-size: 0.8rem;
    font-weight: 600;
}

.card-footer {
    padding: var(--spacing-md) var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: center;
}

.case-status {
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    font-size: 0.8rem;
    font-weight: 600;
}

.case-status.completed {
    background: rgba(0, 240, 255, 0.2);
    color: var(--fluorescent-cyan);
    border: 1px solid var(--fluorescent-cyan);
}

.case-status.upcoming {
    background: rgba(153, 153, 153, 0.2);
    color: #999;
    border: 1px solid #666;
}

/* Case Cooperation */
.case-cooperation {
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    border: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.cooperation-content h3 {
    color: var(--white);
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
}

.cooperation-content p {
    color: var(--silver-gray);
    font-size: 1.1rem;
    margin-bottom: var(--spacing-lg);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cooperation-benefits {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    flex-wrap: wrap;
}

.benefit-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--silver-gray);
    font-size: 0.95rem;
}

.benefit-item i {
    color: var(--fluorescent-cyan);
    font-size: 1.2rem;
}

.cooperation-actions {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.btn-cooperation {
    background: linear-gradient(135deg, var(--fluorescent-cyan), #00d4ff);
    color: var(--deep-space-blue);
    border: none;
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 240, 255, 0.3);
}

.btn-cooperation:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 240, 255, 0.5);
    background: linear-gradient(135deg, #00d4ff, var(--fluorescent-cyan));
}

.btn-cooperation::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

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

.btn-solutions {
    background: linear-gradient(135deg, var(--fluorescent-cyan), #00d4ff);
    color: var(--white);
    text-decoration: none;
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    font-size: 1.1rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.btn-solutions:hover {
    transform: translateY(-3px);
    box-shadow: var(--glow-cyan);
}

.btn-solutions::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

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

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
}

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

.modal-content {
    background: var(--deep-space-blue);
    border-radius: var(--border-radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.2);
    max-width: 500px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
    position: relative;
    animation: modalSlideIn 0.3s ease;
}

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

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

.modal-header h3 {
    color: var(--white);
    font-size: 1.5rem;
    margin: 0;
}

.modal-close {
    background: none;
    border: none;
    color: var(--silver-gray);
    font-size: 1.5rem;
    cursor: pointer;
    padding: var(--spacing-xs);
    border-radius: 50%;
    transition: all 0.3s ease;
}

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

.modal-body {
    padding: var(--spacing-lg);
}

/* Contact Form */
.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.form-group label {
    color: var(--white);
    font-size: 0.95rem;
    font-weight: 600;
}

.form-group input,
.form-group select,
.form-group textarea {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--white);
    font-size: 0.95rem;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--fluorescent-cyan);
    box-shadow: 0 0 0 2px rgba(0, 240, 255, 0.2);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.form-actions {
    display: flex;
    justify-content: center;
    margin-top: var(--spacing-md);
}

.btn-submit {
    background: linear-gradient(135deg, var(--fluorescent-cyan), #00d4ff);
    color: var(--white);
    border: none;
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    transition: all 0.3s ease;
}

.btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: var(--glow-cyan);
}

/* Evidence Modal */
.evidence-modal-content {
    max-width: 80vw;
    max-height: 80vh;
}

.evidence-viewer {
    position: relative;
    text-align: center;
}

.evidence-viewer img {
    max-width: 100%;
    max-height: 60vh;
    object-fit: contain;
    border-radius: var(--border-radius-md);
}

.evidence-controls {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    display: flex;
    gap: var(--spacing-sm);
}

.zoom-btn {
    background: rgba(0, 0, 0, 0.7);
    color: var(--white);
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.zoom-btn:hover {
    background: rgba(0, 240, 255, 0.8);
}

/* Responsive Design */
/* Tablet Responsive Design - 平板端优化 */
@media (max-width: 1024px) and (min-width: 769px) {
    .cases-title {
        font-size: 2.7rem;
    }

    .cases-subtitle {
        font-size: 1.1rem;
    }

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

    .stat-label {
        font-size: 0.85rem;
    }

    .case-title {
        font-size: 1.4rem;
    }

    .case-description {
        font-size: 0.95rem;
    }

    .case-tag {
        font-size: 0.75rem;
    }

    .metric-value {
        font-size: 1.6rem;
    }

    .metric-label {
        font-size: 0.8rem;
    }

    .challenge-item h4 {
        font-size: 1.1rem;
    }

    .challenge-item p {
        font-size: 0.9rem;
    }

    /* 布局网格优化 */
    .overview-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: var(--spacing-md);
    }

    .dashboard-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .evidence-grid {
        grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
        gap: var(--spacing-md);
    }

    .cost-comparison-details {
        grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
        gap: var(--spacing-sm);
    }

    .timeline-details {
        grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
        gap: var(--spacing-sm);
    }

    .impact-metrics {
        grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
        gap: var(--spacing-md);
    }

    .cases-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: var(--spacing-md);
    }
}

@media (max-width: 1024px) {
    .cases-stats {
        gap: var(--spacing-lg);
    }

    .case-header {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }

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

    .cost-chart {
        flex-direction: column;
        gap: var(--spacing-md);
    }

    .chart-container {
        width: 200px;
        height: 200px;
    }

    .evidence-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }

    .testimonial-content {
        flex-direction: column;
        text-align: center;
    }

    .testimonial-bubble {
        width: 100%;
    }

    .testimonial-bubble::after {
        display: none;
    }

    .case-scenarios {
        flex-direction: column;
        gap: var(--spacing-md);
    }

    .particle-connection {
        width: 2px;
        height: 50px;
        transform: rotate(90deg);
    }
}

@media (max-width: 768px) {
    .cases-hero {
        padding-top: calc(70px + var(--spacing-xl)); /* 768px断点：导航栏高度 + 原有间距 */
    }

    .cases-title {
        font-size: 2.2rem;
    }

    .cases-subtitle {
        font-size: 1rem;
        max-width: 95%;
    }

    .stat-number {
        font-size: 2rem;
    }

    .stat-label {
        font-size: 0.8rem;
    }

    .case-title {
        font-size: 1.2rem;
    }

    .case-description {
        font-size: 0.9rem;
    }

    .case-tag {
        font-size: 0.7rem;
    }

    .metric-value {
        font-size: 1.4rem;
    }

    .metric-label {
        font-size: 0.75rem;
    }

    .challenge-item h4 {
        font-size: 1rem;
    }

    .challenge-item p {
        font-size: 0.85rem;
    }

    /* 统计数据移动端优化 */
    .cases-stats {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: var(--spacing-sm);
        max-width: 100%;
    }

    .stat-item {
        text-align: center;
        padding: var(--spacing-sm);
        background: rgba(255, 255, 255, 0.05);
        border-radius: var(--border-radius-md);
        border: 1px solid rgba(255, 255, 255, 0.1);
    }

    .stat-number {
        font-size: 1.6rem;
        display: block;
        margin-bottom: var(--spacing-xs);
    }

    .stat-label {
        font-size: 0.75rem;
        opacity: 0.9;
    }

    /* 布局网格优化 */
    .overview-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .overview-item {
        background: rgba(255, 255, 255, 0.05);
        padding: var(--spacing-md);
        border-radius: var(--border-radius-md);
        border: 1px solid rgba(255, 255, 255, 0.1);
    }

    .overview-item h4 {
        color: var(--fluorescent-cyan);
        font-size: 1rem;
        margin-bottom: var(--spacing-sm);
        font-weight: 600;
    }

    .overview-item p {
        color: var(--silver-gray);
        font-size: 0.9rem;
        line-height: 1.6;
        margin: 0;
    }

    .dashboard-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .evidence-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .cost-comparison-details {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-sm);
    }

    .timeline-details {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }

    .impact-metrics {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-sm);
    }

    .cases-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    /* Table responsive design */
    .comparison-table {
        padding: var(--spacing-sm);
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    .results-table {
        font-size: 0.8rem;
        min-width: 500px; /* 确保表格有最小宽度 */
    }

    .results-table th,
    .results-table td {
        padding: var(--spacing-xs) var(--spacing-sm);
        white-space: nowrap;
    }

    .results-table th {
        font-size: 0.85rem;
        font-weight: 700;
    }

    .results-table td:first-child {
        white-space: normal; /* 第一列允许换行 */
        min-width: 120px;
        font-size: 0.75rem;
    }

    /* 表格滚动提示 */
    .comparison-table::after {
        content: '← 左右滑动查看更多 →';
        display: block;
        text-align: center;
        color: var(--silver-gray);
        font-size: 0.7rem;
        margin-top: var(--spacing-xs);
        opacity: 0.7;
    }

    /* 时间线移动端优化 */
    .process-timeline {
        padding-left: var(--spacing-lg);
        position: relative;
    }

    .process-timeline::before {
        left: 20px;
        width: 2px;
    }

    .timeline-item {
        flex-direction: row;
        align-items: flex-start;
        gap: var(--spacing-md);
        margin-bottom: var(--spacing-lg);
        padding-left: 0;
    }

    .timeline-icon {
        width: 40px;
        height: 40px;
        font-size: 1.1rem;
        flex-shrink: 0;
        margin-left: -10px;
        position: relative;
        z-index: 2;
    }

    .timeline-content {
        flex: 1;
        background: rgba(255, 255, 255, 0.05);
        padding: var(--spacing-md);
        border-radius: var(--border-radius-md);
        border: 1px solid rgba(255, 255, 255, 0.1);
        backdrop-filter: blur(10px);
        margin-top: var(--spacing-xs);
    }

    .timeline-content:hover {
        background: rgba(255, 255, 255, 0.08);
        border-color: rgba(255, 255, 255, 0.2);
        transform: translateX(3px);
    }

    .timeline-content h4 {
        font-size: 1rem;
        margin-bottom: var(--spacing-sm);
        color: var(--white);
        font-weight: 600;
    }

    .timeline-content p {
        font-size: 0.85rem;
        line-height: 1.6;
        color: var(--silver-gray);
        margin: 0;
        word-wrap: break-word;
        overflow-wrap: break-word;
    }

    .cost-comparison-details {
        grid-template-columns: 1fr;
    }

    .timeline-details {
        grid-template-columns: 1fr;
    }

    .impact-metrics {
        grid-template-columns: 1fr;
    }

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

    .cooperation-benefits {
        flex-direction: column;
        gap: var(--spacing-md);
    }

    .cooperation-actions {
        flex-direction: column;
    }

    .modal-content {
        width: 95%;
        margin: var(--spacing-md);
    }

    .evidence-modal-content {
        max-width: 95vw;
    }
}

@media (max-width: 480px) {
    .cases-hero {
        min-height: 40vh;
        padding: var(--spacing-lg) 0;
        padding-top: calc(70px + var(--spacing-lg)); /* 480px断点：导航栏高度 + 原有间距 */
    }

    .cases-title {
        font-size: 1.8rem;
    }

    .cases-subtitle {
        font-size: 0.95rem;
    }

    /* 小屏幕统计数据优化 */
    .cases-stats {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
        max-width: 280px;
        margin: 0 auto;
    }

    .stat-item {
        padding: var(--spacing-md);
    }

    .stat-number {
        font-size: 1.6rem;
    }

    .stat-label {
        font-size: 0.8rem;
    }

    .case-title {
        font-size: 1.1rem;
    }

    .case-description {
        font-size: 0.85rem;
    }

    .case-tag {
        font-size: 0.65rem;
    }

    .metric-value {
        font-size: 1.2rem;
    }

    .metric-label {
        font-size: 0.7rem;
    }

    .challenge-item h4 {
        font-size: 0.95rem;
    }

    .challenge-item p {
        font-size: 0.8rem;
    }

    .cases-subtitle {
        font-size: 1rem;
    }

    .case-content {
        padding: var(--spacing-md);
    }

    .case-content h2 {
        font-size: 1.8rem;
    }

    .implementation-process h3,
    .results-dashboard h3,
    .evidence-materials h3 {
        font-size: 1.5rem;
    }

    .video-thumbnail {
        width: 150px;
        height: 90px;
    }

    .play-button {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }

    .testimonial-bubble {
        min-height: auto;
        padding: var(--spacing-md);
    }

    .author-avatar {
        width: 50px;
        height: 50px;
    }

    .cooperation-content h3 {
        font-size: 1.5rem;
    }

    .cooperation-content p {
        font-size: 1rem;
    }

    .btn-cooperation,
    .btn-solutions {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: 1rem;
    }

    /* 小屏幕表格进一步优化 */
    .results-table {
        font-size: 0.75rem;
        min-width: 450px;
    }

    .results-table th {
        font-size: 0.8rem;
        padding: var(--spacing-xs);
    }

    .results-table td {
        padding: var(--spacing-xs) var(--spacing-sm);
    }

    .results-table td:first-child {
        font-size: 0.7rem;
        min-width: 100px;
    }

    /* 小屏幕时间线进一步优化 */
    .process-timeline {
        padding-left: var(--spacing-md);
    }

    .process-timeline::before {
        left: 15px;
    }

    .timeline-icon {
        width: 35px;
        height: 35px;
        font-size: 1rem;
        margin-left: -5px;
    }

    .timeline-content {
        padding: var(--spacing-sm) var(--spacing-md);
        margin-top: 0;
    }

    .timeline-content h4 {
        font-size: 0.9rem;
        margin-bottom: var(--spacing-xs);
    }

    .timeline-content p {
        font-size: 0.8rem;
        line-height: 1.5;
    }

    /* 小屏幕概览项优化 */
    .overview-item {
        padding: var(--spacing-sm) var(--spacing-md);
    }

    .overview-item h4 {
        font-size: 0.9rem;
    }

    .overview-item p {
        font-size: 0.85rem;
        line-height: 1.5;
    }
}

/* 极小屏幕优化 (320px以下) */
@media (max-width: 320px) {
    .cases-title {
        font-size: 1.5rem;
        line-height: 1.2;
    }

    .cases-subtitle {
        font-size: 0.9rem;
    }

    /* 统计数据极小屏幕优化 */
    .stat-item {
        padding: var(--spacing-sm);
    }

    .stat-number {
        font-size: 1.4rem;
    }

    .stat-label {
        font-size: 0.75rem;
    }

    /* 表格极小屏幕优化 */
    .comparison-table {
        padding: var(--spacing-xs);
    }

    .results-table {
        font-size: 0.7rem;
        min-width: 400px;
    }

    .results-table th,
    .results-table td {
        padding: var(--spacing-xs);
    }

    .results-table td:first-child {
        font-size: 0.65rem;
        min-width: 90px;
    }

    /* 时间线极小屏幕优化 */
    .process-timeline {
        padding-left: var(--spacing-sm);
    }

    .process-timeline::before {
        left: 12px;
        width: 1px;
    }

    .timeline-item {
        margin-bottom: var(--spacing-md);
        gap: var(--spacing-sm);
    }

    .timeline-icon {
        width: 30px;
        height: 30px;
        font-size: 0.9rem;
        margin-left: -3px;
    }

    .timeline-content {
        padding: var(--spacing-sm);
    }

    .timeline-content h4 {
        font-size: 0.85rem;
        margin-bottom: var(--spacing-xs);
    }

    .timeline-content p {
        font-size: 0.75rem;
        line-height: 1.4;
    }

    /* 概览项极小屏幕优化 */
    .overview-item {
        padding: var(--spacing-sm);
    }

    .overview-item h4 {
        font-size: 0.85rem;
    }

    .overview-item p {
        font-size: 0.8rem;
    }
}

/* Animation Classes */
.fade-in {
    animation: fadeIn 0.6s ease forwards;
}

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

.slide-in-left {
    animation: slideInLeft 0.8s ease forwards;
}

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

.slide-in-right {
    animation: slideInRight 0.8s ease forwards;
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.scale-in {
    animation: scaleIn 0.5s ease forwards;
}

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

/* Counter Animation */
.counter {
    display: inline-block;
}

.counter.animate {
    animation: countUp 2s ease forwards;
}

/* Loading States */
.loading {
    position: relative;
    overflow: hidden;
}

.loading::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    animation: loading 1.5s infinite;
}

@keyframes loading {
    0% { left: -100%; }
    100% { left: 100%; }
}

/* Tooltip */
.tooltip {
    position: relative;
    cursor: help;
}

.tooltip::before {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0, 0, 0, 0.9);
    color: var(--white);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-sm);
    font-size: 0.8rem;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
    z-index: 1000;
}

.tooltip:hover::before {
    opacity: 1;
}

/* Scroll Animations */
.scroll-reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.6s ease;
}

.scroll-reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}