.about-section{align-items:center;min-height:70vh;display:flex;position:relative;overflow:hidden}.about-video-container{z-index:1;width:100%;height:100%;position:absolute;top:0;left:0}.about-video-container video{object-fit:cover;width:100%;height:100%}.about-video-container:after{content:"";z-index:2;background:linear-gradient(135deg,#0009 0%,#0000004d 100%);width:100%;height:100%;position:absolute;top:0;left:0}.about-content{z-index:3;color:var(--text-white);position:relative}.about-section h2{color:var(--text-white);margin-bottom:1rem;font-size:3rem;font-weight:700}.about-section h3{color:var(--primary-light);margin-bottom:2rem;font-size:1.5rem}.about-section p{color:#ffffffe6;margin-bottom:1.5rem;font-size:1.125rem;line-height:1.8}.about-section .btn{background:var(--primary-color);border-color:var(--primary-color);border-radius:var(--radius-sm);transition:var(--transition-fast);padding:.75rem 2rem;font-weight:500}.about-section .btn:hover{background:var(--primary-hover);border-color:var(--primary-hover);transform:translateY(-2px)}.application-entry{background:var(--bg-white);position:relative;overflow:hidden}.application-entry:before{content:"";background:radial-gradient(circle,var(--primary-alpha-10)0%,transparent 70%);pointer-events:none;z-index:0;width:600px;height:600px;position:absolute;top:-50%;right:-10%}.section-title{color:var(--text-primary);font-size:var(--font-size-4xl);margin-bottom:1rem;font-weight:700;display:inline-block;position:relative}.section-subtitle{color:var(--text-secondary);font-size:var(--font-size-lg);max-width:600px;margin:0 auto}.app-card{background:var(--bg-white);border:1px solid var(--border-light);border-radius:var(--radius-lg);height:100%;box-shadow:var(--shadow-xs);transition:box-shadow .3s,transform .3s,border-color .3s;overflow:hidden}.app-card:hover{box-shadow:var(--shadow-lg);border-color:var(--primary-alpha-20);transform:translateY(-8px)scale(1.025)}.app-card-inner{padding:var(--space-lg)var(--space-md);text-align:center;z-index:1;flex-direction:column;align-items:center;height:100%;display:flex;position:relative}.app-icon{background:var(--gradient-primary);border-radius:var(--radius-lg);width:100%;height:0;margin-bottom:var(--space-lg);justify-content:center;align-items:center;padding-bottom:62.5%;display:flex;position:relative;overflow:hidden}.app-icon img{object-fit:contain;object-position:center;background:0 0;width:100%;height:100%;transition:all .3s ease-in-out;position:absolute;top:0;left:0}.app-card:hover .app-icon{box-shadow:0 6px 24px #2f80ed24}.app-card:hover img{transform:scale(1)}.app-title{color:var(--text-primary);font-size:var(--font-size-2xl);margin-bottom:var(--space-md);font-weight:600}.app-desc{color:var(--text-secondary);font-size:var(--font-size-base);margin-bottom:var(--space-lg);flex-grow:1;line-height:1.6}.app-features{margin-bottom:var(--space-xl);padding:0;list-style:none}.app-features li{color:var(--text-muted);font-size:var(--font-size-sm);padding:var(--space-xs)0;text-align:start;padding-left:20px;position:relative}.app-features li:before{content:"✓";color:var(--primary-color);font-weight:700;position:absolute;left:0}.app-link{color:var(--primary-color);align-items:center;gap:var(--space-sm);font-weight:600;font-size:var(--font-size-base);text-decoration:none;transition:color .15s,gap .2s;display:inline-flex}.app-link:hover{gap:var(--space-md);color:var(--primary-hover)}@media (width<=991.98px){.app-card-inner{padding:var(--space-xl)var(--space-lg)}}@media (width<=575.98px){.section-title{font-size:var(--font-size-2xl)}.section-subtitle{font-size:var(--font-size-base)}.app-card-inner{padding:var(--space-lg)var(--space-md)}}.advantage-card{backdrop-filter:blur(10px);border-radius:var(--radius-lg);padding:var(--space-2xl);text-align:center;transition:all var(--transition-normal);background:#ffffff0d;border:1px solid #ffffff1a;height:100%;position:relative}.advantage-card:hover{background:#ffffff1a;transform:translateY(-5px);box-shadow:0 20px 40px #0000004d}.adv-number{top:var(--space-lg);right:var(--space-lg);font-size:var(--font-size-4xl);color:#ffffff1a;font-weight:800;line-height:1;position:absolute}.adv-icon{width:70px;height:70px;margin:0 auto var(--space-lg);background:var(--gradient-primary);border-radius:var(--radius-full);color:#fff;justify-content:center;align-items:center;font-size:30px;display:flex}.adv-title{color:#fff;font-size:var(--font-size-xl);margin-bottom:var(--space-md);font-weight:600}.adv-desc{color:#fffc;font-size:var(--font-size-base);margin-bottom:var(--space-xl);line-height:1.6}.adv-stats{gap:var(--space-md);grid-template-columns:1fr 1fr;margin-top:auto;display:grid}.stat-item{text-align:center}.stat-number{font-size:var(--font-size-2xl);color:var(--primary-light);margin-bottom:var(--space-xs);font-weight:700;display:block}.stat-label{font-size:var(--font-size-sm);color:#fff9;display:block}#industry-solutions{background:linear-gradient(180deg,var(--bg-section)0%,var(--bg-white)100%);position:relative}#industry-solutions .section-title{color:var(--text-primary)}#industry-solutions .industry-card{background:var(--bg-white);border:2px solid var(--border-light);padding:var(--space-xl)var(--space-lg);transition:all var(--transition-normal);position:relative;overflow:hidden}#industry-solutions .industry-card:before{content:"";background:var(--gradient-primary);width:100%;height:4px;transition:transform var(--transition-normal);position:absolute;top:0;left:0;transform:translate(-100%)}#industry-solutions .industry-card:hover{border-color:var(--primary-color);box-shadow:var(--shadow-lg);transform:translateY(-5px)}#industry-solutions .industry-card:hover:before{transform:translate(0)}#industry-solutions .industry-card i{color:var(--primary-color)}.oem-section{position:relative;overflow:hidden}.section-badge{background:var(--primary-alpha-10);color:var(--primary-color);padding:var(--space-xs)var(--space-lg);border-radius:var(--radius-full);font-size:var(--font-size-sm);letter-spacing:2px;margin-bottom:var(--space-lg);font-weight:600;display:inline-block}.oem-content .lead{color:var(--text-secondary);font-size:var(--font-size-xl);line-height:1.6}.oem-features{margin-top:var(--space-2xl)}.feature-item{align-items:flex-start;gap:var(--space-lg);margin-bottom:var(--space-xl);display:flex}.feature-icon{background:var(--gradient-primary);border-radius:var(--radius-md);color:#fff;flex-shrink:0;justify-content:center;align-items:center;width:60px;height:60px;font-size:24px;display:flex}.feature-content h5{color:var(--text-primary);font-size:var(--font-size-lg);margin-bottom:var(--space-sm);font-weight:600}.feature-content p{color:var(--text-secondary);margin:0}.oem-visual{position:relative}.oem-3d-model{animation:6s ease-in-out infinite float;transform:translateY(20px)}.oem-3d-model img{max-width:500px}@keyframes float{0%,to{transform:translateY(20px)}50%{transform:translateY(-20px)}}.stat-bubble{background:var(--bg-white);border:2px solid var(--primary-color);border-radius:var(--radius-lg);padding:var(--space-md)var(--space-lg);text-align:center;box-shadow:var(--shadow-md);animation:4s ease-in-out infinite bubble;position:absolute}@keyframes bubble{0%,to{transform:scale(1)}50%{transform:scale(1.05)}}.stat-bubble .stat-num{font-size:var(--font-size-2xl);color:var(--primary-color);font-weight:700;display:block}.stat-bubble .stat-text{font-size:var(--font-size-sm);color:var(--text-secondary);margin-top:var(--space-xs);display:block}@media (width<=991px){.app-card-inner{padding:var(--space-xl)}.advantage-card{margin-bottom:var(--space-lg)}.oem-visual{margin-top:var(--space-3xl)}.stat-bubble{display:none}}@media (width<=767px){.section-title{font-size:var(--font-size-3xl)}.app-features{display:none}.adv-stats{grid-template-columns:1fr}.feature-item{text-align:center;flex-direction:column}.feature-icon{margin:0 auto}.feature-content{width:100%}}