@import"https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600;700;800&display=swap";:root{--blue: #1845d8;--blue-dark: #0f2f9a;--blue-card: #1743d5;--text: #172033;--muted: #596275;--light: #f5f7fb;--border: #e6eaf2;--shadow: 0 18px 45px rgba(21, 37, 77, .12);--container: 1180px}*{box-sizing:border-box}body{margin:0;font-family:Helvetica Neue,Helvetica,Arial,sans-serif;color:var(--text);background:#fff;line-height:1.6}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}.container{width:min(var(--container),calc(100% - 48px));margin:0 auto}.section{padding:82px 0}.section-light{background:var(--light)}.section-title{text-align:center;font-size:clamp(30px,4vw,48px);line-height:1.15;margin:0 0 42px;font-weight:700;color:#111827}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:13px 24px;border-radius:4px;background:var(--blue);color:#fff;font-weight:600;font-size:15px;box-shadow:0 8px 18px #1845d838}.btn:hover{background:var(--blue-dark)}.site-header{position:sticky;top:0;z-index:50;background:#fff;box-shadow:0 3px 14px #0000000f}.header-inner{height:82px;display:flex;align-items:center;justify-content:space-between;gap:28px}.logo img{width:148px;height:auto}.nav{display:flex;align-items:center;gap:28px;font-size:15px;font-weight:700;color:#333}.nav-item{position:relative;padding:29px 0}.nav a:hover,.nav-item:hover>span{color:var(--blue)}.dropdown-label{cursor:default;display:flex;align-items:center;gap:6px}.dropdown-label:after{content:"▾";font-size:14px;font-weight:700;margin-left:2px}.dropdown{opacity:0;visibility:hidden;transform:translateY(8px);transition:.18s ease;position:absolute;top:100%;left:0;width:245px;background:#fff;box-shadow:var(--shadow);border-radius:2px;padding:10px 0}.nav-item:hover .dropdown{opacity:1;visibility:visible;transform:translateY(0)}.dropdown a{display:block;padding:11px 18px;color:#273043;font-size:14px}.course-link{padding:14px 28px;border-radius:4px;background-color:var(--blue);background-image:linear-gradient(#dd571c,#dd571c);background-repeat:no-repeat;background-position:left center;background-size:0% 100%;color:#fff;transition:background-size .3s ease,transform .25s ease}.nav .course-link:hover{background-size:100% 100%;color:#fff;transform:scale(1.05)}.menu-toggle{display:none;width:42px;height:42px;border:0;background:transparent;cursor:pointer}.menu-toggle span{display:block;width:26px;height:2px;background:#2b2b2b;margin:6px auto}.mobile-menu{display:none;background:#fff;border-top:1px solid var(--border);padding:8px 24px 22px}.mobile-menu a,.mobile-menu summary{display:block;padding:13px 0;font-size:18px;font-weight:500}.mobile-menu details a{padding-left:18px;font-size:16px;color:#445}.site-footer{background:#151922;color:#d5d8e1;padding:64px 0 26px}.footer-grid{display:grid;grid-template-columns:1.2fr .8fr .8fr 1fr;gap:38px}.footer-logo{width:180px;margin-bottom:18px;filter:brightness(0) invert(1)}.site-footer h4{color:#fff;margin:0 0 18px;font-size:17px}.site-footer p,.site-footer a{color:#c6cad5;font-size:14px;line-height:1.8}.footer-links{display:grid;gap:8px}.footer-bottom{margin-top:48px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);font-size:13px;color:#aeb4c2}@media(max-width:980px){.container{width:min(100% - 34px,var(--container))}.nav{display:none}.menu-toggle,.mobile-menu.is-open{display:block}.header-inner{height:72px}.logo img{width:160px}.section{padding:60px 0}.footer-grid{grid-template-columns:1fr}}.site-footer a{background-image:linear-gradient(90deg,#347ffc 0% 100%);background-size:0% 100%;background-repeat:no-repeat;background-position:left center;-webkit-background-clip:text;background-clip:text;transition:background-size .35s ease,color .35s ease}.site-footer a:hover{color:transparent;-webkit-text-fill-color:transparent;background-size:100% 100%}.page-hero{min-height:290px;display:flex;align-items:center;justify-content:center;text-align:center;color:#fff;background:linear-gradient(110deg,#2745dce0,#58beb4b8);background-size:cover;background-position:center}.page-hero h1{margin-bottom:18px;font-size:44px;line-height:1}.breadcrumb{display:flex;justify-content:center;gap:12px;font-size:18px;font-weight:600}.breadcrumb a{color:#fff;text-decoration:none}@media(max-width:980px){.page-hero h1{font-size:38px}}