*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--color-primary: #1A2E66;--color-secondary: #F4B942;--color-accent: #42D796;--color-text-primary: #000000;--color-text-secondary: #333333;--color-text-inverse: #ffffff;--color-bg-primary: #ffffff;--color-bg-secondary: #fafafa;--font-heading: "Poppins", sans-serif;--font-body: "Inter", sans-serif;--text-xs: clamp(.75rem, 1.5vw, .875rem);--text-sm: clamp(.875rem, 2vw, 1rem);--text-base: clamp(1rem, 2.5vw, 1.125rem);--text-lg: clamp(1.125rem, 3vw, 1.25rem);--text-xl: clamp(1.25rem, 3.5vw, 1.5rem);--text-2xl: clamp(1.5rem, 4vw, 2rem);--text-3xl: clamp(2rem, 5vw, 2.5rem);--space-xs: .25rem;--space-sm: .5rem;--space-md: 1rem;--space-lg: 1.5rem;--space-xl: 2rem;--space-2xl: 3rem;--space-3xl: 4rem;--radius-sm: 4px;--radius-md: 8px;--radius-lg: 12px;--radius-full: 9999px;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px rgba(0, 0, 0, .1);--shadow-lg: 0 10px 15px rgba(0, 0, 0, .1);--transition-fast: .15s ease;--transition-normal: .3s ease;--max-width: 1280px}html{scroll-behavior:smooth}body{font-family:var(--font-body);font-size:var(--text-base);line-height:1.6;color:var(--color-text-secondary);background-color:var(--color-bg-primary);max-width:var(--max-width);margin:0 auto;min-height:100vh;display:flex;flex-direction:column;animation:fadeIn .6s ease-out}main{flex:1}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}h1,h2,h3,h4,h5,h6{font-family:var(--font-heading);font-weight:700;line-height:1.2;color:var(--color-text-primary)}h1{font-size:var(--text-3xl);color:var(--color-secondary)}h2{font-size:var(--text-2xl)}h3{font-size:var(--text-xl);font-weight:600;color:var(--color-secondary)}h4{font-size:var(--text-lg);font-weight:500}p{font-size:var(--text-sm);font-weight:400;margin-bottom:var(--space-md)}a{font-family:var(--font-body);color:inherit;text-decoration:none;transition:color var(--transition-fast)}a:hover{color:var(--color-secondary)}.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.btn{display:inline-flex;align-items:center;justify-content:center;width:fit-content;padding:var(--space-sm) var(--space-lg);font-family:var(--font-body);font-size:var(--text-sm);font-weight:600;text-decoration:none;border-radius:var(--radius-sm);cursor:pointer;transition:all var(--transition-fast);border:2px solid transparent}.btn--primary{background-color:var(--color-accent);color:var(--color-text-primary)}.btn--primary:hover{background-color:var(--color-secondary);transform:translateY(-2px);box-shadow:var(--shadow-lg)}.btn--primary:active{transform:translateY(0);box-shadow:var(--shadow-sm)}.btn--secondary{background-color:transparent;color:var(--color-accent);border-color:var(--color-accent)}.btn--secondary:hover{background:var(--color-secondary);color:var(--color-text-primary);border-color:transparent}.navbar.navbar--custom{background-color:var(--color-primary)}.navbar--custom .nav-link{color:var(--color-text-inverse);font-weight:500;transition:color var(--transition-fast)}.navbar--custom .nav-link:hover,.navbar--custom .nav-link:focus{color:var(--color-secondary)}.navbar__auth{display:flex;gap:var(--space-sm)}@media (max-width: 991.98px){.navbar-collapse{position:absolute;top:100%;right:var(--space-md);width:280px;background-color:var(--color-primary);box-shadow:var(--shadow-lg);padding:var(--space-md);border-radius:var(--radius-md);z-index:1000}.navbar-nav{flex-direction:column;gap:var(--space-sm)}.navbar__auth{flex-direction:column;margin-top:var(--space-md)}}.hero{background-image:linear-gradient(to bottom,var(--color-primary),transparent),url(/Quali/assets/hero-DjXVJNC5.png);background-size:cover;background-position:center;background-repeat:no-repeat;padding:var(--space-3xl) var(--space-xl);min-height:60vh;display:flex;align-items:center;justify-content:center}.hero__content{text-align:center;max-width:800px;color:var(--color-text-inverse)}.hero__title{color:var(--color-secondary);margin-bottom:var(--space-md)}.hero__subtitle{font-size:var(--text-xl);color:var(--color-secondary);margin-bottom:var(--space-md)}.hero__description{color:var(--color-text-inverse);margin-bottom:var(--space-xl)}.hero__search{max-width:400px;margin:0 auto}.hero__search-input{width:100%;padding:var(--space-sm) var(--space-md);border:none;border-radius:var(--radius-md);font-size:var(--text-sm)}.courses{padding:var(--space-3xl) var(--space-xl);display:grid;gap:var(--space-2xl)}@media (min-width: 768px){.courses{grid-template-columns:1fr 1fr;align-items:start}}.courses__info{display:flex;flex-direction:column;gap:var(--space-md)}.courses__title{color:var(--color-text-primary)}.courses__detail-icon{width:80px;height:auto;margin-top:var(--space-md)}.courses__categories{display:flex;flex-direction:column;gap:0}.course-select__dropdown{width:100%;padding:var(--space-sm) var(--space-md);background-color:var(--color-bg-secondary);color:var(--color-text-secondary);border:none;border-bottom:2px solid var(--color-accent);font-size:var(--text-sm);cursor:pointer;transition:background-color var(--transition-fast)}.course-select__dropdown:hover{background-color:var(--color-bg-primary)}.about{padding:var(--space-3xl) var(--space-xl);text-align:center}.about__intro{max-width:800px;margin:0 auto var(--space-2xl)}.about__title{margin-bottom:var(--space-md)}@media (min-width: 768px){.benefits{grid-template-columns:repeat(3,1fr)}}.benefits{display:flex;width:100%;height:fit-content;flex-direction:column;gap:24px}.benefit-card{flex:1;align-items:left;background-color:var(--color-bg-primary);padding:24px;border:solid var(--color-accent);border-radius:8px;gap:24px}.benefit-card__icon{height:40px}.benefit-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}.benefit-card__icon{width:64px;height:64px;margin-bottom:var(--space-md)}.benefit-card__title{font-size:var(--text-lg);margin-bottom:var(--space-sm);color:var(--color-text-primary)}.benefit-card__description{margin-bottom:0}.cta{background-image:linear-gradient(to bottom,var(--color-primary),transparent),url(/Quali/assets/cta-D1nRzw4n.png);background-size:cover;background-position:center;background-repeat:no-repeat;padding:var(--space-3xl) var(--space-xl);color:var(--color-text-inverse)}.cta__content{max-width:600px}.cta__title{color:var(--color-secondary);margin-bottom:var(--space-md)}.cta__description{color:var(--color-text-inverse);margin-bottom:var(--space-xl)}.cta__detail-icon{width:80px;height:auto;margin-top:var(--space-md)}.footer{background-color:var(--color-primary);color:var(--color-text-inverse);padding:var(--space-xl);text-align:center}.footer__logo{margin-bottom:var(--space-md)}.footer__copyright{font-size:var(--text-xs);margin-bottom:var(--space-md);color:var(--color-text-inverse)}.footer__nav{display:flex;justify-content:center;gap:var(--space-lg);flex-wrap:wrap}.footer__link{color:var(--color-text-inverse);font-size:var(--text-sm);transition:color var(--transition-fast)}.footer__link:hover{color:var(--color-secondary);text-decoration:underline}