@import url("https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=Suisse+Works:wght@400;500;700&display=swap");:root{--udemy-purple: #5624D0;--udemy-purple-dark: #401B9C;--udemy-purple-light: #6C3FE5;--bg-primary: #FFFFFF;--bg-secondary: #F7F9FA;--bg-dark: #1C1D1F;--text-primary: #1C1D1F;--text-secondary: #6A6F73;--text-muted: #9DA3A7;--text-white: #FFFFFF;--border-color: #D1D7DC;--border-light: #E4E8EB;--star-color: #F4C150;--rating-text: #3D3C0A;--success: #19A871;--warning: #F4B728;--error: #E74C3C;--shadow-sm: 0 2px 4px rgba(0,0,0,0.08), 0 4px 12px rgba(0,0,0,0.08);--shadow-md: 0 2px 8px rgba(0,0,0,0.08), 0 8px 16px rgba(0,0,0,0.08);--shadow-lg: 0 4px 16px rgba(0,0,0,0.12), 0 8px 32px rgba(0,0,0,0.12);--container-width: 1340px;--gap-xs: 8px;--gap-sm: 12px;--gap-md: 16px;--gap-lg: 24px;--gap-xl: 32px;--radius: 4px;--font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;--font-heading: 'Suisse Works', 'Inter', sans-serif}*{margin:0;padding:0;box-sizing:border-box}html{font-size:16px}body{font-family:var(--font-sans);background:var(--bg-primary);color:var(--text-primary);line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}h1,h2,h3,h4,h5,h6{font-family:var(--font-heading);font-weight:700;line-height:1.2;color:var(--text-primary)}h1{font-size:2.5rem}h2{font-size:2rem}h3{font-size:1.5rem}h4{font-size:1.25rem}p{margin-bottom:1rem;color:var(--text-primary)}a{color:var(--udemy-purple);text-decoration:none;transition:color 0.2s ease}a:hover{color:var(--udemy-purple-dark)}img{max-width:100%;height:auto;display:block}.container{max-width:var(--container-width);margin:0 auto;padding:0 24px}.main{min-height:calc(100vh - 200px)}.navbar{background:var(--bg-primary);border-bottom:1px solid var(--border-light);padding:0;position:sticky;top:0;z-index:1000;box-shadow:0 2px 4px rgba(0,0,0,0.08)}.navbar__content{display:flex;align-items:center;justify-content:space-between;height:72px;gap:var(--gap-lg)}.navbar__brand{display:flex;align-items:center;gap:12px;text-decoration:none;flex-shrink:0}.navbar__logo{width:40px;height:40px;border-radius:4px}.navbar__title{font-size:1.5rem;font-weight:800;color:var(--text-primary)}.navbar__toggle{display:none;flex-direction:column;gap:4px;background:none;border:none;cursor:pointer;padding:8px}.navbar__toggle span{display:block;width:24px;height:2px;background:var(--text-primary);transition:all 0.3s ease}.navbar__menu{display:flex;align-items:center;gap:var(--gap-lg);flex:1;margin-left:var(--gap-xl)}.navbar__link{color:var(--text-primary);font-weight:500;font-size:0.875rem;padding:8px 12px;border-radius:var(--radius);transition:background 0.2s ease}.navbar__link:hover{background:var(--bg-secondary);color:var(--text-primary)}.navbar__actions{display:flex;align-items:center;gap:var(--gap-sm)}.btn{display:inline-block;padding:12px 24px;font-weight:700;font-size:1rem;text-align:center;border-radius:var(--radius);cursor:pointer;transition:all 0.2s ease;text-decoration:none;border:none;font-family:var(--font-sans)}.btn--udemy{background:var(--udemy-purple);color:var(--text-white)}.btn--udemy:hover{background:var(--udemy-purple-dark);color:var(--text-white)}.btn--primary{background:var(--text-primary);color:var(--text-white)}.btn--primary:hover{background:#000000;color:var(--text-white)}.btn--secondary{background:transparent;color:var(--text-primary);border:1px solid var(--text-primary)}.btn--secondary:hover{background:var(--text-primary);color:var(--text-white)}.btn--large{padding:16px 32px;font-size:1.125rem}.hero{background:var(--bg-secondary);padding:48px 0;margin-bottom:48px}.hero__content{max-width:600px}.hero__title{font-size:3rem;font-weight:800;margin-bottom:16px;line-height:1.1}.hero__subtitle{font-size:1.25rem;color:var(--text-secondary);margin-bottom:24px}.hero__cta{display:flex;gap:var(--gap-md);flex-wrap:wrap}.section{padding:48px 0}.section__header{margin-bottom:32px}.section__title{font-size:2rem;font-weight:800;margin-bottom:8px}.section__subtitle{font-size:1.125rem;color:var(--text-secondary)}.course-grid{display:grid;grid-template-columns:repeat(auto-fill, minmax(280px, 1fr));gap:var(--gap-lg);margin:32px 0}.course-card{background:var(--bg-primary);border:1px solid var(--border-light);border-radius:var(--radius);overflow:hidden;transition:box-shadow 0.2s ease, transform 0.2s ease;cursor:pointer;text-decoration:none;display:block}.course-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-4px)}.course-card__image{width:100%;height:180px;object-fit:cover;background:var(--bg-secondary)}.course-card__content{padding:var(--gap-md)}.course-card__title{font-size:1rem;font-weight:700;color:var(--text-primary);margin-bottom:8px;line-height:1.4}.course-card__instructor{font-size:0.75rem;color:var(--text-secondary);margin-bottom:8px}.course-card__rating{display:flex;align-items:center;gap:4px;font-size:0.875rem;margin-bottom:8px}.rating-number{font-weight:700;color:var(--rating-text)}.stars{color:var(--star-color)}.rating-count{color:var(--text-muted);font-size:0.75rem}.course-card__price{font-size:1.125rem;font-weight:700;color:var(--text-primary)}.price-old{font-size:0.875rem;color:var(--text-muted);text-decoration:line-through;margin-left:8px}.badge{display:inline-block;background:var(--warning);color:var(--text-primary);font-size:0.75rem;font-weight:700;padding:4px 8px;border-radius:2px;margin-bottom:8px;text-transform:uppercase;letter-spacing:0.5px}.featured-course{background:var(--bg-primary);border:1px solid var(--border-light);border-radius:var(--radius);overflow:hidden;margin:32px 0;box-shadow:var(--shadow-md)}.featured-course__grid{display:grid;grid-template-columns:1fr 1fr;gap:0}.featured-course__image{width:100%;height:100%;object-fit:cover;min-height:400px}.featured-course__content{padding:48px;display:flex;flex-direction:column;justify-content:center}.featured-course__badge{margin-bottom:16px}.featured-course__title{font-size:2rem;font-weight:800;margin-bottom:16px}.featured-course__desc{font-size:1.125rem;color:var(--text-secondary);margin-bottom:24px;line-height:1.6}.featured-course__stats{display:flex;gap:32px;margin-bottom:24px;padding:24px 0;border-top:1px solid var(--border-light);border-bottom:1px solid var(--border-light)}.stat{text-align:left}.stat__value{font-size:1.5rem;font-weight:800;color:var(--udemy-purple);margin-bottom:4px}.stat__label{font-size:0.875rem;color:var(--text-secondary)}.footer{background:var(--bg-dark);color:var(--text-white);padding:48px 0 24px;margin-top:64px}.footer__content{display:grid;grid-template-columns:2fr 1fr 1fr;gap:48px;margin-bottom:32px}.footer__section h4{color:var(--text-white);margin-bottom:16px;font-size:1rem}.footer__section p{color:#B4B8BC;line-height:1.6}.footer__section a{display:block;color:#B4B8BC;margin-bottom:12px;transition:color 0.2s ease}.footer__section a:hover{color:var(--text-white)}.footer__bottom{padding-top:24px;border-top:1px solid #3E4143;text-align:center;color:#B4B8BC;font-size:0.875rem}@media (max-width: 1024px){.hero__title{font-size:2.5rem}.featured-course__grid{grid-template-columns:1fr}.featured-course__image{min-height:300px}.footer__content{grid-template-columns:1fr 1fr}}@media (max-width: 768px){.navbar__toggle{display:flex}.navbar__menu{position:absolute;top:72px;left:0;right:0;background:var(--bg-primary);flex-direction:column;align-items:stretch;padding:16px 24px;box-shadow:var(--shadow-md);display:none;margin:0}.navbar__menu.active{display:flex}.navbar__link{padding:12px}.hero{padding:32px 0}.hero__title{font-size:2rem}.hero__subtitle{font-size:1.125rem}.course-grid{grid-template-columns:1fr}.featured-course__content{padding:32px 24px}.featured-course__title{font-size:1.5rem}.featured-course__stats{flex-direction:column;gap:16px}.footer__content{grid-template-columns:1fr;gap:32px}.btn--large{width:100%}}@media (max-width: 480px){h1{font-size:1.75rem}h2{font-size:1.5rem}.container{padding:0 16px}.navbar__content{height:60px}.navbar__logo{width:32px;height:32px}.navbar__title{font-size:1.25rem}}