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24' fill='none' stroke='%23e53935' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");background-position:right 18px center;background-repeat:no-repeat;justify-content:space-between;align-items:center;padding-right:48px;display:flex}.custom-select.open .select-trigger{border-color:var(--primary);background:#fff;border-bottom-right-radius:0;border-bottom-left-radius:0;transform:rotateX(0);box-shadow:0 4px 15px #e5393514}.select-options{-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid var(--primary);z-index:100;background:#fffffff5;border-top:none;border-bottom-right-radius:16px;border-bottom-left-radius:16px;margin:0;padding:0;list-style:none;animation:.3s ease-out forwards slideDown;position:absolute;top:100%;left:0;right:0;overflow:hidden;box-shadow:0 20px 40px #1111111f}@keyframes slideDown{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.select-options li{color:var(--text);cursor:pointer;padding:14px 18px;font-size:.95rem;transition:all .2s}.select-options li:hover{background:var(--primary-soft);color:var(--primary);padding-left:24px}.select-options li.selected{background:var(--primary);color:#fff}.contact-form input:focus{border-color:var(--primary);background:#fff;outline:none;box-shadow:0 0 0 4px #e539351a}.contact-form button{margin-top:14px}@media (width<=860px){.page-wrap{padding-top:30px}.page-detail{padding-top:100px}.header-inner{flex-flow:wrap;justify-content:space-between;align-items:center;gap:12px;height:70px;padding:16px}.brand{flex:auto;gap:10px;min-width:0;font-size:1.15rem}.brand img{border-radius:8px;width:36px;height:36px}.nav-toggle{padding:4px;display:inline-flex}.nav-links{box-sizing:border-box;opacity:0;background:#fffffff5;border:1px solid #11111114;border-radius:18px;flex-direction:column;justify-content:center;align-self:stretch;width:100%;max-width:100%;max-height:0;margin-top:12px;padding:0 14px;transition:max-height .8s cubic-bezier(.68,-.6,.32,1.8),opacity .5s;overflow:hidden}.nav-links.open{opacity:1;max-height:360px}.nav-links a{width:100%;color:var(--muted);background:0 0;border-radius:12px;margin:4px 0;padding:12px 14px;font-weight:600;display:block}.nav-links a:after{display:none}.nav-links a.active,.nav-links a:hover{color:var(--text);background:#1111110a}.nav-links a.active{color:var(--primary)}.cta-banner{text-align:center;flex-direction:column}.site-footer{margin-top:32px;padding:32px 24px 24px}.footer-top{grid-template-columns:1fr;gap:24px}.footer-brand{gap:12px}.footer-links{grid-template-columns:repeat(2,1fr);gap:24px}.footer-links h4{margin-bottom:16px}.footer-links>div{border-top:none;padding-top:0}.founder-card{flex-direction:column;min-height:600px;position:relative}.founder-content{z-index:1;flex:unset;background:linear-gradient(#0000,#e5393566 30%,#e53935e6);padding:32px 24px;position:absolute;bottom:0;left:0;right:0}.founder-card h2{margin-bottom:8px;font-size:1.6rem}.founder-card p{font-size:1.2rem;line-height:1.6}.founder-meta{margin-top:12px;padding-top:12px}.founder-meta span{font-size:1rem}.founder-image-wrap{width:100%;height:100%;position:absolute;inset:0}.founder-img{object-position:top center;-webkit-mask-image:linear-gradient(#000 0% 60%,#0000 100%);mask-image:linear-gradient(#000 0% 60%,#0000 100%)}}@media (width<=640px){.hero-content{padding:12px 16px 32px}.hero-badge{margin-bottom:24px}.hero-cta{flex-direction:column;align-items:center;gap:12px}.hero-cta .btn{width:100%;max-width:220px}.section{padding:48px 0}.detail-card,.feature-card,.course-card,.info-card,.method-card,.contact-card,.contact-form,.founder-card,.testimonial-card{padding:22px}.testimonial-slider{min-height:280px}.testimonial-card{min-height:240px}.course-detail-grid{grid-template-columns:1fr}.footer-bottom{text-align:center;flex-direction:row;justify-content:center;align-items:center;margin:16px auto 0;padding:16px 0}.subjects-list{font-size:1.1rem!important}}@media (width<=480px){.founder-card{min-height:650px}.founder-content{padding:40px 20px 20px}.founder-card h2{font-size:1.25rem}.founder-card p{font-size:.95rem}.cta-banner-actions{justify-content:center;gap:10px;width:100%}.cta-banner-actions .btn{flex:0 auto;min-width:120px;padding:12px 18px;font-size:.85rem}.testimonial-card{min-height:240px}}