:root{--primary:#14B8A6;--dark:#0F766E;--gray:#64748B;--light:#F0FDFA}*{margin:0;padding:0;box-sizing:border-box}body{font-family:'Sora',sans-serif;color:var(--dark);line-height:1.6}.container-fluid{max-width:1200px;margin:0 auto;padding:0 2rem}
.header-bar{background:#fff;box-shadow:0 1px 3px rgba(0,0,0,0.05);position:sticky;top:0;z-index:1000;padding:1rem 0}.nav-bar{display:flex;justify-content:space-between;align-items:center}.brand-logo{display:flex;align-items:center;gap:0.75rem;text-decoration:none;font-size:1.5rem;font-weight:800;color:var(--dark)}.brand-wave{width:40px;height:40px;background:var(--primary);border-radius:10px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:1.25rem}.brand-logo strong{color:var(--primary)}.nav-list{display:flex;list-style:none;gap:0.5rem}.nav-list a{padding:0.75rem 1.25rem;color:var(--gray);text-decoration:none;font-weight:600;border-radius:8px;transition:0.3s}.nav-list a:hover,.nav-list a.link-selected{color:var(--primary);background:var(--light)}.nav-right{display:flex;align-items:center;gap:1rem}.account-btn{color:var(--gray);text-decoration:none;font-weight:600}.join-btn{padding:0.75rem 1.5rem;background:var(--primary);color:#fff;text-decoration:none;font-weight:600;border-radius:8px;transition:0.3s}.join-btn:hover{background:#0D9488}.hamburger{display:none;flex-direction:column;gap:4px;background:none;border:none;cursor:pointer}.hamburger span{width:25px;height:3px;background:var(--dark);border-radius:2px}
.hero-banner{padding:6rem 0;background:linear-gradient(135deg,var(--light) 0%,#CCFBF1 100%)}.banner-content{display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:center}.status-badge{display:inline-flex;align-items:center;gap:0.5rem;background:#fff;padding:0.5rem 1rem;border-radius:50px;font-size:0.875rem;font-weight:600;color:var(--primary);margin-bottom:1.5rem}.banner-text h1{font-size:3.5rem;font-weight:900;line-height:1.1;margin-bottom:1.5rem}.wave-text{background:linear-gradient(135deg,var(--primary),#0D9488);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.banner-text p{font-size:1.125rem;color:var(--gray);margin-bottom:2rem;line-height:1.8}.banner-actions{display:flex;gap:1rem;margin-bottom:2rem}.solid-button,.transparent-button{display:inline-flex;align-items:center;gap:0.75rem;padding:1rem 2rem;border-radius:8px;font-weight:600;text-decoration:none;transition:0.3s;border:2px solid transparent}.solid-button{background:var(--primary);color:#fff}.solid-button:hover{background:#0D9488;transform:translateY(-3px)}.transparent-button{border-color:var(--primary);color:var(--primary)}.transparent-button:hover{background:var(--primary);color:#fff}.banner-stats{display:flex;gap:2rem}.banner-stats div strong{display:block;font-size:2rem;color:var(--primary);font-weight:800}.banner-stats div span{color:var(--gray);font-size:0.9rem}.banner-visual img{width:100%;border-radius:12px;box-shadow:0 20px 25px -5px rgba(0,0,0,0.1)}
.courses-showcase{padding:6rem 0}.showcase-header{text-align:center;max-width:700px;margin:0 auto 4rem}.header-tag{display:inline-block;color:var(--primary);font-weight:600;font-size:0.875rem;text-transform:uppercase;letter-spacing:1px;margin-bottom:1rem}.showcase-header h2{font-size:2.5rem;font-weight:900;margin-bottom:1rem}.showcase-header p{font-size:1.125rem;color:var(--gray)}.courses-layout{display:grid;grid-template-columns:repeat(3,1fr);gap:2rem}.course-item{background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 4px 6px -1px rgba(0,0,0,0.1);transition:0.3s;border:2px solid #E5E7EB;position:relative}.course-item:hover{transform:translateY(-10px);box-shadow:0 20px 25px -5px rgba(0,0,0,0.1);border-color:var(--primary)}.course-item.trending{border-color:var(--primary)}.trend-label{position:absolute;top:1rem;right:1rem;background:var(--primary);color:#fff;padding:0.5rem 1rem;border-radius:6px;font-size:0.875rem;font-weight:700;z-index:10}.course-thumb{position:relative;height:200px;overflow:hidden}.course-thumb img{width:100%;height:100%;object-fit:cover}.course-overlay{position:absolute;bottom:0;left:0;right:0;padding:1rem;background:linear-gradient(to top,rgba(0,0,0,0.7),transparent);display:flex;justify-content:flex-end}.course-level{background:var(--primary);color:#fff;padding:0.25rem 0.75rem;border-radius:4px;font-size:0.75rem;font-weight:700}.course-details{padding:1.5rem}.course-meta{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem}.category-badge{background:var(--light);color:var(--primary);padding:0.25rem 0.75rem;border-radius:4px;font-size:0.75rem;font-weight:700}.learners{color:var(--gray);font-size:0.875rem;display:flex;align-items:center;gap:0.25rem}.learners i{color:var(--primary)}.course-details h3{font-size:1.25rem;margin-bottom:0.75rem}.course-details>p{color:var(--gray);font-size:0.95rem;margin-bottom:1.5rem;line-height:1.7}.course-instructor{display:flex;align-items:center;gap:0.75rem;margin-bottom:1.5rem;padding-bottom:1.5rem;border-bottom:1px solid #E5E7EB}.course-instructor img{width:40px;height:40px;border-radius:50%;object-fit:cover}.course-instructor strong{display:block;font-size:0.95rem}.course-instructor span{color:var(--gray);font-size:0.85rem}.course-bottom{display:flex;justify-content:space-between;align-items:center}.rating{display:flex;align-items:center;gap:0.25rem;color:#F59E0B;font-size:0.875rem}.cost{color:var(--primary);font-size:1.25rem;font-weight:800}
.community-zone{padding:6rem 0;background:var(--light)}.community-features{display:grid;grid-template-columns:repeat(3,1fr);gap:2rem;margin-top:3rem}.feature-item{background:#fff;padding:2.5rem;border-radius:12px;border:2px solid #E5E7EB;transition:0.3s;text-align:center}.feature-item:hover{border-color:var(--primary);transform:translateY(-5px)}.feature-item.highlight-feature{background:linear-gradient(135deg,var(--light) 0%,#fff 100%);border-color:var(--primary)}.feature-visual{width:60px;height:60px;background:var(--primary);border-radius:12px;display:flex;align-items:center;justify-content:center;color:#fff;font-size:1.5rem;margin:0 auto 1.5rem}.feature-item h3{font-size:1.5rem;margin-bottom:1rem}.feature-item p{color:var(--gray);line-height:1.7;margin-bottom:1rem}.feature-stat{color:var(--primary);font-weight:700;font-size:1.125rem}
.instructors-section{padding:6rem 0}.instructors-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:2rem;margin-top:3rem}.instructor-card{background:#fff;padding:2.5rem;border-radius:12px;border:2px solid #E5E7EB;transition:0.3s;text-align:center}.instructor-card:hover{border-color:var(--primary);transform:translateY(-10px)}.instructor-avatar{width:120px;height:120px;margin:0 auto 1.5rem}.instructor-avatar img{width:100%;height:100%;border-radius:50%;object-fit:cover;border:4px solid var(--light)}.instructor-card h3{font-size:1.5rem;margin-bottom:0.5rem}.instructor-title{color:var(--primary);font-weight:700;font-size:0.95rem;display:block;margin-bottom:1rem}.instructor-card>p{color:var(--gray);line-height:1.7;margin-bottom:1.5rem}.instructor-metrics{display:flex;justify-content:center;gap:2rem;margin-bottom:1.5rem;padding:1.5rem 0;border-top:1px solid #E5E7EB;border-bottom:1px solid #E5E7EB}.instructor-metrics div{text-align:center}.instructor-metrics strong{display:block;font-size:1.5rem;color:var(--primary);font-weight:800}.instructor-metrics span{color:var(--gray);font-size:0.85rem}.instructor-skills{display:flex;justify-content:center;flex-wrap:wrap;gap:0.5rem}.instructor-skills span{background:var(--light);color:var(--primary);padding:0.375rem 0.875rem;border-radius:6px;font-size:0.875rem;font-weight:600}
.testimonials-zone{padding:6rem 0;background:var(--light)}.testimonials-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:2rem;margin-top:3rem}.testimonial-card{background:#fff;padding:2.5rem;border-radius:12px;border:2px solid #E5E7EB;transition:0.3s}.testimonial-card:hover{border-color:var(--primary);transform:translateY(-5px)}.testimonial-header{display:flex;align-items:center;gap:1rem;margin-bottom:1.5rem}.testimonial-header img{width:70px;height:70px;border-radius:50%;object-fit:cover}.testimonial-header strong{display:block;font-size:1.125rem}.testimonial-header span{color:var(--gray);font-size:0.9rem}.stars-row{margin-bottom:1.5rem}.stars-row i{color:#F59E0B;font-size:1.125rem;margin-right:0.25rem}.testimonial-card p{color:var(--gray);font-size:1.125rem;line-height:1.8;font-style:italic}
.closing-cta{padding:6rem 0;background:linear-gradient(135deg,var(--primary),#0D9488)}.cta-container{display:flex;justify-content:space-between;align-items:center;color:#fff}.cta-container h2{font-size:2.5rem;margin-bottom:0.5rem}.cta-container p{font-size:1.125rem;opacity:0.9}.cta-group{display:flex;gap:1rem}.bright-button,.outlined-button{display:inline-flex;align-items:center;gap:0.75rem;padding:1rem 2rem;border-radius:8px;font-weight:600;text-decoration:none;transition:0.3s;border:2px solid transparent}.bright-button{background:#fff;color:var(--primary)}.bright-button:hover{transform:translateY(-3px)}.outlined-button{border-color:#fff;color:#fff}.outlined-button:hover{background:#fff;color:var(--primary)}
.footer-zone{background:var(--dark);color:#fff;padding:4rem 0 2rem}.footer-columns{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:3rem;margin-bottom:3rem}.footer-part p{color:rgba(255,255,255,0.7);line-height:1.8;margin:1rem 0 1.5rem}.footer-info p{display:flex;gap:0.75rem;margin-bottom:0.75rem;color:rgba(255,255,255,0.7)}.footer-part h4{margin-bottom:1.5rem}.footer-part ul{list-style:none}.footer-part ul li{margin-bottom:0.75rem}.footer-part a{color:rgba(255,255,255,0.7);text-decoration:none;transition:0.3s}.footer-part a:hover{color:var(--primary)}.footer-line{display:flex;justify-content:space-between;padding-top:2rem;border-top:1px solid rgba(255,255,255,0.1)}.socials{display:flex;gap:1rem}.socials a{width:40px;height:40px;background:rgba(255,255,255,0.1);border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;transition:0.3s}.socials a:hover{background:var(--primary)}
@media (max-width:768px){.nav-list{display:none}.hamburger{display:flex}.banner-content,.courses-layout,.community-features,.instructors-grid,.testimonials-grid{grid-template-columns:1fr}.banner-text h1{font-size:2.5rem}.cta-container{flex-direction:column;gap:2rem;text-align:center}.footer-columns{grid-template-columns:1fr}.footer-line{flex-direction:column;gap:1rem;text-align:center}}