.landing-container{min-height:100vh;display:flex;flex-direction:column;background-color:var(--bg-primary)}.landing-header{justify-content:space-between;padding:20px 8%;background:rgb(11 15 25/70%);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--border-color);position:-webkit-sticky;position:sticky;top:0;z-index:100}.landing-header,.logo{display:flex;align-items:center}.logo{gap:10px;font-size:1.5rem;font-weight:800;letter-spacing:-.03em}.logo-icon{background:var(--grad-primary);color:white;width:36px;height:36px;border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:1.2rem;box-shadow:var(--grad-glow)}.logo-text{background:linear-gradient(90deg,#fff,#9ca3af);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.landing-nav{display:flex;gap:30px;align-items:center}.nav-link{color:var(--text-secondary);font-weight:500;transition:color var(--transition-fast)}.nav-link:hover{color:var(--text-primary)}.hero-section{padding:100px 8% 80px;display:grid;grid-template-columns:1.2fr .8fr;grid-gap:50px;gap:50px;align-items:center;position:relative}.hero-content{display:flex;flex-direction:column;gap:24px}.hero-badge{align-self:flex-start;background:rgb(139 92 246/10%);border:1px solid rgb(139 92 246/20%);color:var(--primary-hover);padding:6px 14px;border-radius:var(--radius-full);font-size:.85rem;font-weight:600;display:flex;align-items:center;gap:8px}.hero-title{font-size:3.5rem;line-height:1.1;font-weight:800;letter-spacing:-.04em}.hero-description{font-size:1.2rem;color:var(--text-secondary);max-width:600px;line-height:1.6}.hero-actions{display:flex;gap:16px;margin-top:10px}.hero-features-list{display:grid;grid-template-columns:1fr 1fr;grid-gap:16px;gap:16px;margin-top:20px}.hero-feature-item{display:flex;align-items:center;gap:10px;font-size:.95rem;color:var(--text-secondary)}.hero-feature-item svg{color:var(--success)}.hero-graphic{position:relative;display:flex;justify-content:center;align-items:center}.glow-circle{position:absolute;width:300px;height:300px;background:radial-gradient(circle,rgb(139 92 246/15%) 0,transparent 70%);z-index:1}.hero-mockup-card{width:100%;max-width:400px;padding:24px;position:relative;z-index:2;border-radius:var(--radius-lg)}.mockup-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.mockup-avatar-info{display:flex;align-items:center;gap:12px}.mockup-avatar{font-size:2rem;background:var(--bg-hover);width:48px;height:48px;border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center}.mockup-name{font-weight:700;font-size:1.1rem}.mockup-level{font-size:.85rem;color:var(--primary-hover)}.mockup-xp-bar{width:100%;height:8px;background:var(--bg-tertiary);margin:15px 0 5px;overflow:hidden}.mockup-xp-bar,.mockup-xp-fill{border-radius:var(--radius-full)}.mockup-xp-fill{height:100%;background:var(--grad-primary);width:65%;box-shadow:var(--grad-glow);animation:fillBar 2s ease-in-out infinite alternate}@keyframes fillBar{0%{width:45%}to{width:85%}}.mockup-badges{display:flex;gap:8px;margin-top:15px}.mockup-badge{background:rgb(255 255 255/5%);border:1px solid var(--border-color);padding:6px 12px;border-radius:var(--radius-md);font-size:.75rem;display:flex;align-items:center;gap:6px}.mockup-badge svg{color:var(--warning)}.stats-section{padding:40px 8%;border-top:1px solid var(--border-color);border-bottom:1px solid var(--border-color);background:rgb(17 24 39/30%);display:grid;grid-template-columns:repeat(4,1fr);grid-gap:30px;gap:30px;text-align:center}.stat-item{display:flex;flex-direction:column;gap:8px}.stat-number{font-size:2.5rem;font-weight:800;color:white}.stat-label{font-size:.95rem;color:var(--text-secondary)}.courses-section{padding:80px 8%;gap:50px}.courses-section,.section-header{display:flex;flex-direction:column}.section-header{text-align:center;gap:16px;max-width:700px;margin:0 auto}.section-title{font-size:2.5rem;font-weight:800}.section-subtitle{color:var(--text-secondary);font-size:1.1rem}.course-detail-grid{display:grid;grid-template-columns:1fr 1.2fr;grid-gap:40px;gap:40px}.course-card-detail{padding:40px;display:flex;flex-direction:column;gap:24px}.syllabus-container{display:flex;flex-direction:column;gap:16px}.syllabus-item{padding:20px;background:rgb(31 41 55/40%);border:1px solid var(--border-color);border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-normal)}.syllabus-item.active,.syllabus-item:hover{border-color:var(--secondary);background:rgb(99 102 241/5%)}.syllabus-header{display:flex;justify-content:space-between;align-items:center}.syllabus-title{font-weight:600;font-size:1.1rem}.syllabus-details{margin-top:12px;color:var(--text-secondary);font-size:.95rem;display:flex;flex-direction:column;gap:8px;animation:fadeIn .3s ease-in-out}@keyframes fadeIn{0%{opacity:0;transform:translateY(-5px)}to{opacity:1;transform:translateY(0)}}.patterns-list{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px}.pattern-tag{background:rgb(255 255 255/5%);border:1px solid var(--border-color);padding:2px 8px;border-radius:var(--radius-sm);font-size:.75rem;color:var(--text-secondary)}.features-section{padding:80px 8%;background:linear-gradient(180deg,var(--bg-primary) 0,rgb(17 24 39/60%) 100%);display:flex;flex-direction:column;gap:50px}.features-grid{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:30px;gap:30px}.feature-card{padding:30px;height:100%}.feature-icon-wrapper{background:rgb(139 92 246/10%);color:var(--primary-hover);width:50px;height:50px;border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;margin-bottom:20px}.feature-card-title{font-size:1.3rem;font-weight:700;margin-bottom:12px}.feature-card-desc{color:var(--text-secondary);font-size:.95rem;line-height:1.5}.cta-section{padding:100px 8%;text-align:center;position:relative;overflow:hidden}.cta-glow{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:400px;height:400px;background:radial-gradient(circle,rgb(99 102 241/10%) 0,transparent 70%);z-index:1}.cta-box{position:relative;z-index:2;max-width:800px;margin:0 auto;padding:60px 40px;display:flex;flex-direction:column;gap:24px;align-items:center}.cta-title{font-size:2.5rem;font-weight:800}.cta-desc{color:var(--text-secondary);font-size:1.1rem;max-width:600px}.landing-footer{padding:40px 8%;border-top:1px solid var(--border-color);background:var(--bg-secondary);display:flex;justify-content:space-between;align-items:center;color:var(--text-muted);font-size:.9rem}@media (max-width:1024px){.hero-section{grid-template-columns:1fr;text-align:center;padding-top:60px}.hero-badge{align-self:center}.hero-actions,.hero-features-list{justify-content:center}.hero-features-list{max-width:500px;margin:20px auto 0}.course-detail-grid{grid-template-columns:1fr}.features-grid,.stats-section{grid-template-columns:1fr 1fr}}@media (max-width:640px){.features-grid,.stats-section{grid-template-columns:1fr}.hero-title{font-size:2.5rem}.landing-header{padding:15px 5%}.landing-nav{display:none}}