.page-header{padding:80px 0 60px;background:linear-gradient(135deg,var(--oc-blue-0) 0%,#fff 100%);margin-top:60px}.page-header h1{font-size:2.5rem;font-weight:700;color:var(--oc-gray-9);margin-bottom:12px}.page-header .page-subtitle{font-size:1.1rem;color:var(--oc-gray-6)}.about-tabs{background:#fff;border-bottom:1px solid var(--oc-gray-2);position:sticky;top:60px;z-index:100;padding:8px 15px}.about-tabs-nav{display:flex;justify-content:center;gap:0;overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none;-ms-overflow-style:none}.about-tabs-nav::-webkit-scrollbar{display:none}.tab-link{display:block;padding:16px 28px;color:var(--oc-gray-6);text-decoration:none!important;font-weight:500;font-size:.95rem;white-space:nowrap;border-bottom:3px solid transparent;transition:all .3s 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.card-intro{margin-bottom:25px}.about-image{max-width:100%;overflow:hidden;text-align:center;margin:20px 0}.about-image img{padding:0 20px;max-width:100%;width:100%;height:auto;display:inline-block;border-radius:0!important;box-shadow:none!important}.about-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:30px;padding-top:30px;border-top:1px solid var(--oc-gray-2);max-width:800px;margin-left:auto;margin-right:auto}.stat-item{text-align:center}.stat-number{font-size:2rem;font-weight:700;color:var(--oc-blue-6);margin-bottom:5px}.stat-label{font-size:.9rem;color:var(--oc-gray-6)}.course-categories{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}.course-cat-item{padding:20px;background:var(--oc-gray-0);border-radius:10px;transition:all .3s ease}.course-cat-item:hover{background:var(--oc-blue-0);transform:translateY(-3px)}.course-cat-item .cat-icon{width:48px;height:48px;background:var(--oc-blue-6);color:#fff;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:20px;margin-bottom:15px}.course-cat-item h4{font-size:1.1rem;font-weight:600;color:var(--oc-gray-8);margin-bottom:8px}.course-cat-item p{font-size:.9rem;color:var(--oc-gray-6);margin:0}.services-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}.service-item{padding:25px;background:var(--oc-gray-0);border-radius:10px;text-align:center;transition:all .3s ease}.service-item:hover{background:var(--oc-blue-0);transform:translateY(-3px)}.service-item .service-icon{width:56px;height:56px;background:linear-gradient(135deg,var(--oc-blue-5) 0%,var(--oc-blue-6) 100%);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:24px;margin:0 auto 15px}.service-item h4{font-size:1.1rem;font-weight:600;color:var(--oc-gray-8);margin-bottom:10px}.service-item p{font-size:.9rem;color:var(--oc-gray-6);margin:0}.team-features{display:grid;grid-template-columns:repeat(2,1fr);gap:15px}.team-feature{display:flex;align-items:center;gap:12px;padding:15px 20px;background:var(--oc-blue-0);border-radius:8px}.team-feature i{color:var(--oc-blue-6);font-size:18px}.team-feature span{color:var(--oc-gray-7);font-size:.95rem}.contact-columns{display:grid;grid-template-columns:repeat(3,1fr);gap:25px;margin-bottom:25px}.contact-column{background:var(--oc-gray-0);border-radius:12px;overflow:hidden}.contact-column-header{background:linear-gradient(135deg,#495057 0%,#343a40 100%);color:#fff;padding:20px;text-align:center}.contact-column-header .column-icon{width:56px;height:56px;background:rgba(255,255,255,.2);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:24px;margin:0 auto 12px}.contact-column-header h4{font-size:1.1rem;font-weight:600;margin:0}.contact-column-body{padding:20px}.contact-row{display:flex;justify-content:space-between;align-items:center;padding:12px 0;border-bottom:1px solid var(--oc-gray-2)}.contact-row:last-child{border-bottom:none}.contact-row .row-label{font-size:.9rem;color:var(--oc-gray-6)}.contact-row .row-value{font-size:.95rem;color:var(--oc-gray-8);font-weight:500}.qr-display{text-align:center;padding:10px 0}.qr-display img{width:140px;height:140px;border-radius:10px;object-fit:cover}.qr-display.dual-qr{display:flex;justify-content:center;gap:20px;flex-wrap:nowrap}.qr-item{text-align:center;flex:none}.qr-item img{width:100px;height:100px;margin:0 auto 8px;border-radius:8px}.qr-label{font-size:.85rem;font-weight:600;color:var(--oc-gray-8);margin-bottom:0}.qr-badge{display:inline-block;padding:2px 8px;border-radius:10px;font-size:11px;font-weight:500;margin-left:4px}.qr-badge.service{background:#e8f5e9;color:#2e7d32}.qr-badge.subscription{background:#e3f2fd;color:#1565c0}.qr-desc{font-size:12px;color:#888}.contact-note{display:flex;align-items:center;gap:10px;padding:15px 20px;background:#f1f3f5;border-radius:8px;color:var(--oc-gray-7);font-size:.9rem;border-left:4px solid #495057}.contact-note i{color:#495057}.worktime-note{margin-top:12px}.enterprise-section{margin-bottom:20px}.enterprise-section:last-child{margin-bottom:0}.enterprise-title{font-size:1.2rem;font-weight:600;color:var(--oc-gray-8);margin-bottom:15px}.enterprise-section p{color:var(--oc-gray-7);line-height:1.8;margin-bottom:0}.consulting-section{margin-bottom:25px}.consulting-section:last-child{margin-bottom:0}.consulting-title{font-size:1.2rem;font-weight:600;color:var(--oc-gray-8);margin-bottom:15px}.consulting-section p{color:var(--oc-gray-7);line-height:1.8;margin-bottom:0}.consulting-section ul{margin:15px 0 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img{max-width:150px}.clients-carousel::before,.clients-carousel::after{width:40px}}@media(max-width:480px){.clients-carousel-wrapper{padding:15px}.clients-carousel-track{gap:25px}.client-logo-item{height:70px;padding:10px}.client-logo-item img{max-width:120px}.clients-carousel::before,.clients-carousel::after{width:30px}}