:root{--primary: #6366f1;--primary-hover: #4f46e5;--secondary: #ec4899;--dark: #0f172a;--light: #f8fafc;--white: #ffffff;--text-main: #334155;--text-muted: #64748b;--glass: rgba(255, 255, 255, .7);--glass-dark: rgba(15, 23, 42, .7);--shadow: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05);--radius: 24px;--radius-lg: 32px;--radius-sm: 16px;--primary-glow: rgba(99, 102, 241, .5);--secondary-glow: rgba(236, 72, 153, .5)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Outfit,sans-serif;color:var(--text-main);line-height:1.6;overflow-x:hidden;background-color:var(--white);min-height:100vh}.container{max-width:1200px;margin:0 auto;padding:0 2rem}.glass{background:var(--glass);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.3);box-shadow:var(--shadow)}.glass-dark{background:var(--glass-dark);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.1);color:var(--white)}.glass-premium{background:#ffffffb3;backdrop-filter:blur(20px) saturate(180%);-webkit-backdrop-filter:blur(20px) saturate(180%);border:1px solid rgba(255,255,255,.4);box-shadow:0 20px 40px -10px #0000000d;position:relative;overflow:hidden}.glass-premium:before{content:"";position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:radial-gradient(circle at center,var(--primary) 0%,transparent 70%);opacity:.03;pointer-events:none}.glow-hover{transition:all .4s cubic-bezier(.175,.885,.32,1.275)}.glow-hover:hover{transform:translateY(-8px) scale(1.02);box-shadow:0 25px 50px -12px #6366f140;border-color:var(--primary)}.shimmer{position:relative;overflow:hidden}.shimmer:after{content:"";position:absolute;top:0;left:-100%;width:50%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.4),transparent);animation:shimmer 2s infinite}@keyframes shimmer{0%{left:-100%}to{left:200%}}h1,h2,h3,h4{color:var(--dark);font-weight:700;line-height:1.2}.gradient-text{background:linear-gradient(135deg,var(--primary),var(--secondary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.btn{padding:.8rem 2rem;border-radius:50px;font-weight:600;text-decoration:none;transition:all .3s cubic-bezier(.4,0,.2,1);cursor:pointer;border:none;display:inline-flex;align-items:center;gap:.5rem;justify-content:center;font-size:1rem}.btn-primary{background:var(--primary);color:var(--white);box-shadow:0 4px 14px #6366f163}.btn-primary:hover{background:var(--primary-hover);transform:translateY(-2px);box-shadow:0 6px 20px #6366f13b}.btn-secondary{background:var(--white);color:var(--dark);border:1px solid rgba(0,0,0,.1)}.btn-secondary:hover{background:var(--light);transform:translateY(-2px)}.navbar{position:sticky;top:0;z-index:100;border-bottom:1px solid rgba(0,0,0,.05)}.navbar-inner{display:flex;justify-content:space-between;align-items:center;width:100%;height:80px}.navbar-brand{text-decoration:none;font-size:1.5rem;font-weight:700;color:var(--dark);flex-shrink:0}.navbar-links{display:flex;gap:2rem;align-items:center}.navbar-link{text-decoration:none;color:var(--text-main);font-weight:500;position:relative;transition:color .2s}.navbar-link:hover,.navbar-link--active{color:var(--primary)}.navbar-toggle{display:none;background:none;border:none;cursor:pointer;color:var(--dark);padding:.5rem}.navbar-mobile{display:none;flex-direction:column;padding:1rem 2rem 1.5rem;border-top:1px solid rgba(0,0,0,.05)}.navbar-mobile-link{display:block;text-decoration:none;color:var(--text-main);font-weight:500;padding:.75rem 0;border-bottom:1px solid rgba(0,0,0,.05)}.navbar-mobile-link:hover{color:var(--primary)}.footer-inner{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:1rem}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.animate-fade-in{animation:fadeInUp .5s ease-out forwards}.section{padding:80px 0}.section-title{font-size:2.5rem;text-align:center;margin-bottom:3rem}.bg-light{background-color:var(--light)}.bg-dark{background-color:var(--dark)}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem}@media (max-width: 1024px){.section{padding:60px 0}.section-title{font-size:2rem}.hero-grid{grid-template-columns:1fr!important;gap:2rem!important;text-align:center!important}.hero-grid h1{font-size:3rem!important}.hero-grid .hero-cta{justify-content:center}.dashboard-grid{grid-template-columns:1fr!important}.community-grid{grid-template-columns:1fr!important;height:auto!important}.checkout-grid{grid-template-columns:1fr!important}}@media (max-width: 768px){.container{padding:0 1rem}.section{padding:40px 0}.section-title{font-size:1.75rem;margin-bottom:2rem}.grid{grid-template-columns:1fr}.navbar-links{display:none}.navbar-toggle{display:block}.navbar-mobile{display:flex}.navbar-inner{height:64px}.navbar-brand{font-size:1.25rem}.hero-grid{grid-template-columns:1fr!important;padding:60px 0 40px!important}.hero-grid h1{font-size:2.25rem!important}.hero-grid p{font-size:1rem!important}.hero-image{height:250px!important}.educators-flex{flex-direction:column!important;gap:3rem!important}.footer-inner{flex-direction:column;text-align:center}.dashboard-header,.dashboard-header .profile-info{flex-direction:column!important;text-align:center}.dashboard-stats{justify-content:center}.badges-row{flex-wrap:nowrap;overflow-x:auto;-webkit-overflow-scrolling:touch}.quiz-nav{flex-direction:column;gap:1rem}}@media (max-width: 480px){.section-title{font-size:1.5rem}.hero-grid h1{font-size:1.75rem!important}.btn{padding:.6rem 1.5rem;font-size:.9rem}}