:root{--background:#f0f4f8;--card:#fff;--secondary-bg:#fff;--border:#d4dbe3;--border-visible:#c0cbd6;--primary:#1a4a5e;--primary-light:#1a4a5e14;--primary-foreground:#fff;--accent:#2b6f8a;--accent-light:#2b6f8a1f;--foreground:#111827;--muted-foreground:#5a6a7a;--text-disabled:#8899a8;--emerald-500:#4caf50;--red-500:#d71921;--yellow-500:#ffc107}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--background);color:var(--foreground);-webkit-font-smoothing:antialiased;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;overflow-x:hidden}.font-display{font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;font-weight:800}.font-mono{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace}.font-sans{font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif}.label-caps{font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;font-weight:700;font-size:calc(12px * var(--text-scale,1));letter-spacing:.04em;text-transform:uppercase;color:var(--muted-foreground)}.dot-grid{background-image:radial-gradient(circle, var(--border-visible) 1px, transparent 1px);background-size:16px 16px}.dot-grid-subtle{background-image:radial-gradient(circle, var(--border) .5px, transparent .5px);background-size:12px 12px}.min-h-screen{min-height:100vh}.min-h-\[70vh\]{min-height:70vh}.min-h-\[80vh\]{min-height:80vh}.h-full{height:100%}.h-\[85vh\]{height:85vh}.h-\[76vh\]{height:76vh}.h-\[100vh\]{height:100vh}.w-full{width:100%}.max-w-xs{max-width:20rem}.max-w-sm{max-width:24rem}.max-w-\[400px\]{max-width:400px}.max-w-\[425px\]{max-width:425px}.max-w-\[450px\]{max-width:450px}.w-16{width:4rem}.h-16{height:4rem}.w-20{width:5rem}.h-20{height:5rem}.w-8{width:2rem}.h-8{height:2rem}.w-5{width:1.25rem}.h-5{height:1.25rem}.w-4{width:1rem}.h-4{height:1rem}.w-3\.5{width:.875rem}.h-3\.5{height:.875rem}.w-2{width:.5rem}.h-2{height:.5rem}.w-2\.5{width:.625rem}.h-2\.5{height:.625rem}.w-4\.5{width:1.125rem}.h-4\.5{height:1.125rem}.w-12{width:3rem}.h-1{height:.25rem}.w-32{width:8rem}.h-6{height:1.5rem}.flex{display:flex}.inline-flex{display:inline-flex}.flex-row{flex-direction:row}.flex-col{flex-direction:column}.flex-1{flex:1}.shrink-0{flex-shrink:0}.grid{display:grid}.grid-cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-cols-5{grid-template-columns:repeat(5,minmax(0,1fr))}.grid-cols-6{grid-template-columns:repeat(6,minmax(0,1fr))}.items-center{align-items:center}.items-start{align-items:flex-start}.justify-center{justify-content:center}.justify-between{justify-content:space-between}.justify-end{justify-content:flex-end}.gap-1{gap:.25rem}.gap-1\.5{gap:.375rem}.gap-2{gap:.5rem}.gap-2\.5{gap:.625rem}.gap-3{gap:.75rem}.gap-4{gap:1rem}.gap-6{gap:1.5rem}.space-y-1>*+*{margin-top:.25rem}.space-y-1\.5>*+*{margin-top:.375rem}.space-y-2>*+*{margin-top:.5rem}.space-y-3>*+*{margin-top:.75rem}.space-y-4>*+*{margin-top:1rem}.space-y-6>*+*{margin-top:1.5rem}.relative{position:relative}.absolute,.fixed{position:absolute}@media (width<=640px){.fixed{position:fixed}}.inset-0{inset:0}.top-0{top:0}.top-2{top:.5rem}.top-3{top:.75rem}.top-3\.5{top:.875rem}.bottom-2{bottom:.5rem}.bottom-14{bottom:3.5rem}.left-3{left:.75rem}.right-3{right:.75rem}.right-4{right:1rem}.top-4{top:1rem}.left-1\/2{left:50%}.-translate-x-1\/2{transform:translate(-50%)}.z-10{z-index:10}.z-20{z-index:20}.z-50{z-index:50}.overflow-hidden{overflow:hidden}.overflow-y-auto{overflow-y:auto}.sticky{position:sticky}.m-0{margin:0}.mx-auto{margin-left:auto;margin-right:auto}.my-2{margin-top:.5rem;margin-bottom:.5rem}.my-4{margin-top:1rem;margin-bottom:1rem}.mt-0\.5{margin-top:.125rem}.mt-1{margin-top:.25rem}.mb-2{margin-bottom:.5rem}.mb-3{margin-bottom:.75rem}.mb-4{margin-bottom:1rem}.mb-6{margin-bottom:1.5rem}.mb-8{margin-bottom:2rem}.mb-16{margin-bottom:4rem}.mr-auto{margin-right:auto}.ml-auto{margin-left:auto}.p-0{padding:0}.p-1{padding:.25rem}.p-2{padding:.5rem}.p-2\.5{padding:.625rem}.p-3{padding:.75rem}.p-3\.5{padding:.875rem}.p-4{padding:1rem}.p-5{padding:1.25rem}.p-6{padding:1.5rem}.p-8{padding:2rem}.px-2{padding-left:.5rem;padding-right:.5rem}.px-2\.5{padding-left:.625rem;padding-right:.625rem}.px-3{padding-left:.75rem;padding-right:.75rem}.px-3\.5{padding-left:.875rem;padding-right:.875rem}.px-4{padding-left:1rem;padding-right:1rem}.px-5{padding-left:1.25rem;padding-right:1.25rem}.px-8{padding-left:2rem;padding-right:2rem}.py-1{padding-top:.25rem;padding-bottom:.25rem}.py-1\.5{padding-top:.375rem;padding-bottom:.375rem}.py-2{padding-top:.5rem;padding-bottom:.5rem}.py-2\.5{padding-top:.625rem;padding-bottom:.625rem}.py-3{padding-top:.75rem;padding-bottom:.75rem}.py-3\.5{padding-top:.875rem;padding-bottom:.875rem}.py-4{padding-top:1rem;padding-bottom:1rem}.pb-20{padding-bottom:5rem}.pl-2{padding-left:.5rem}.pl-3{padding-left:.75rem}.pl-10{padding-left:2.5rem}.pr-4{padding-right:1rem}.pr-6{padding-right:1.5rem}.pr-10{padding-right:2.5rem}.bg-background{background-color:var(--background)}.bg-card{background-color:var(--card)}.bg-secondary-bg{background-color:var(--secondary-bg)}.bg-secondary-bg\/20{background-color:#33415533}.bg-secondary-bg\/30{background-color:#3341554d}.bg-primary{background-color:var(--primary)}.bg-primary\/10{background-color:var(--primary-light)}.bg-primary\/20{background-color:#6366f140}.bg-primary\/5{background-color:#6366f10d}.bg-primary-light{background-color:var(--primary-light)}.bg-emerald-500\/10{background-color:#10b9811a}.bg-emerald-500\/5{background-color:#10b9810d}.bg-red-500{background-color:var(--red-500)}.bg-red-500\/10{background-color:#ef44441a}.bg-red-500\/15{background-color:#ef444426}.bg-red-500\/5{background-color:#ef44440d}.bg-yellow-500\/10{background-color:#f59e0b1a}.bg-yellow-500\/5{background-color:#f59e0b0d}.bg-emerald-500{background-color:var(--emerald-500)}.bg-white\/20{background-color:#fff3}.bg-gradient-to-r{background-image:linear-gradient(to right, var(--primary), var(--accent))}.from-primary\/10{background-image:linear-gradient(90deg,#6366f11a,#d946ef1a)}.text-xs{font-size:calc(.75rem * var(--text-scale,1))}.text-sm{font-size:calc(.875rem * var(--text-scale,1))}.text-base{font-size:calc(1rem * var(--text-scale,1))}.text-lg{font-size:calc(1.125rem * var(--text-scale,1))}.text-xl{font-size:calc(1.25rem * var(--text-scale,1))}.text-2xl{font-size:calc(1.5rem * var(--text-scale,1))}.text-\[10px\]{font-size:calc(10px * var(--text-scale,1))}.text-\[11px\]{font-size:calc(11px * var(--text-scale,1))}.font-bold{font-weight:700}.font-semibold{font-weight:600}.font-medium{font-weight:500}.font-normal{font-weight:400}.text-center{text-align:center}.text-left{text-align:left}.text-right{text-align:right}.uppercase{text-transform:uppercase}.text-foreground{color:var(--foreground)}.text-muted-foreground{color:var(--muted-foreground)}.text-primary{color:var(--primary)}.text-primary-foreground{color:var(--primary-foreground)}.text-red-500{color:var(--red-500)}.text-red-600{color:#dc2626}.text-emerald-500{color:var(--emerald-500)}.text-emerald-600{color:#059669}.text-emerald-700{color:#047857}.text-yellow-500{color:var(--yellow-500)}.text-yellow-600{color:#d97706}.text-white{color:#fff}.leading-snug{line-height:1.375}.leading-relaxed{line-height:1.625}.leading-normal{line-height:1.5}.truncate{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.border{border:1px solid var(--border)}.border-t{border-top:1px solid var(--border)}.border-l-2{border-left:2px solid var(--primary)}.border-l{border-left:1px solid var(--border)}.border-border{border-color:var(--border)}.border-border\/50{border-color:#47556980}.border-border\/70{border-color:#475569b3}.border-border\/80{border-color:#475569cc}.border-primary{border-color:var(--primary)}.border-primary\/10{border-color:#6366f11a}.border-primary\/20{border-color:#6366f133}.border-primary\/30{border-color:#6366f14d}.border-primary\/40{border-color:#6366f166}.border-primary\/50{border-color:#6366f180}.border-emerald-500{border-color:var(--emerald-500)}.border-emerald-500\/20{border-color:#10b98133}.border-emerald-500\/25{border-color:#10b98140}.border-red-500{border-color:var(--red-500)}.border-red-500\/20{border-color:#ef444433}.border-red-500\/25{border-color:#ef444440}.border-red-500\/30{border-color:#ef44444d}.border-yellow-500{border-color:var(--yellow-500)}.rounded-md{border-radius:.375rem}.rounded-lg{border-radius:.5rem}.rounded-xl{border-radius:.75rem}.rounded-2xl{border-radius:1rem}.rounded-3xl{border-radius:1.5rem}.rounded-t-3xl{border-top-left-radius:1.5rem;border-top-right-radius:1.5rem}.rounded-full{border-radius:9999px}button{cursor:pointer;color:inherit;background:0 0;border:none;outline:none;font-family:inherit}input{color:inherit;font-family:inherit}.hover\:border-primary\/50:hover{border-color:#6366f180}.hover\:border-primary\/30:hover{border-color:#6366f14d}.hover\:bg-secondary-bg:hover{background-color:var(--secondary-bg)}.hover\:bg-border:hover{background-color:var(--border)}.hover\:bg-border\/50:hover{background-color:#47556980}.hover\:bg-red-500\/10:hover{background-color:#ef44441a}.hover\:bg-red-500\/20:hover{background-color:#ef444433}.hover\:text-red-500:hover{color:var(--red-500)}.hover\:text-foreground:hover{color:var(--foreground)}.hover\:opacity-90:hover{opacity:.9}.hover\:opacity-95:hover{opacity:.95}.hover\:scale-\[1\.02\]:hover{transform:scale(1.02)}.active\:scale-95:active{transform:scale(.95)}.disabled\:opacity-50:disabled{opacity:.5}.disabled\:opacity-40:disabled{opacity:.4}.disabled\:cursor-not-allowed:disabled{cursor:not-allowed}.shadow{box-shadow:0 1px 3px #0000001a,0 1px 2px -1px #0000001a}.shadow-sm{box-shadow:0 1px 2px #0000000d}.shadow-md{box-shadow:0 4px 6px -1px #0000001a,0 2px 4px -2px #0000001a}.shadow-lg{box-shadow:0 10px 15px -3px #0000001a,0 4px 6px -4px #0000001a}.shadow-2xl{box-shadow:0 25px 50px -12px #00000040}.backdrop-blur-sm{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.backdrop-blur-md{-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.animate-pulse{animation:2s cubic-bezier(.4,0,.6,1) infinite pulse}.animate-bounce{animation:1s infinite bounce}.animate-slide-up{animation:.3s cubic-bezier(.16,1,.3,1) forwards slideUp}.animate-scale-up{animation:.25s cubic-bezier(.16,1,.3,1) forwards scaleUp}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}@keyframes bounce{0%,to{animation-timing-function:cubic-bezier(.8,0,1,1);transform:translateY(-5%)}50%{animation-timing-function:cubic-bezier(0,0,.2,1);transform:none}}@keyframes slideUp{0%{transform:translateY(100%)}to{transform:translateY(0)}}@keyframes scaleUp{0%{opacity:0;transform:scale(.9)translateY(10px)}to{opacity:1;transform:scale(1)translateY(0)}}.no-scrollbar::-webkit-scrollbar{display:none}.no-scrollbar{-ms-overflow-style:none;scrollbar-width:none}.site-navbar{z-index:100;background:linear-gradient(135deg,#1a4a5e 0%,#2b6f8a 100%);position:sticky;top:0;box-shadow:0 2px 12px #00000026}.navbar-inner{align-items:center;gap:16px;width:100%;height:76px;padding:0 32px;display:flex}.navbar-brand{cursor:pointer;background:0 0;border:none;flex-shrink:1;align-items:center;gap:10px;min-width:0;padding:4px 0;text-decoration:none;display:flex}.navbar-brand>div{white-space:nowrap;text-overflow:ellipsis;align-items:baseline;display:flex;overflow:hidden}.navbar-brand-name{color:#fff;font-size:calc(22px * var(--text-scale,1));letter-spacing:.03em;font-weight:800}.navbar-brand-sub{color:#ffffffd9;font-size:calc(20px * var(--text-scale,1));font-weight:500}.navbar-links{flex:1;align-items:center;gap:4px;margin-left:8px;display:none}@media (width>=768px){.navbar-links{display:flex}}.navbar-link{color:#ffffffa6;font-size:calc(13px * var(--text-scale,1));cursor:pointer;white-space:nowrap;background:0 0;border:none;border-radius:6px;align-items:center;gap:6px;padding:6px 12px;font-weight:600;transition:all .15s;display:flex}.navbar-link:hover{color:#fff;background:#ffffff1a}.navbar-link.active{color:#fff;background:#ffffff26}.navbar-right{flex-shrink:0;align-items:center;gap:10px;margin-left:auto;display:flex}.navbar-lang-pill{background:#00000026;border:1px solid #fff3;border-radius:24px;align-items:center;gap:4px;padding:5px 8px;display:flex}.navbar-lang-btn{cursor:pointer;opacity:.45;color:#fff;background:0 0;border:none;border-radius:12px;justify-content:center;align-items:center;padding:5px 8px;transition:all .15s;display:flex}.navbar-lang-btn.active{opacity:1;background:#ffffff26;transform:scale(1.08)}.navbar-zoom-pill{background:#00000026;border:1px solid #fff3;border-radius:24px;align-items:center;gap:4px;padding:5px 8px;display:flex}.navbar-zoom-btn{cursor:pointer;opacity:.45;color:#fff;background:0 0;border:none;border-radius:12px;justify-content:center;align-items:center;padding:5px 8px;font-weight:700;transition:all .15s;display:flex}.navbar-zoom-btn.active{opacity:1;background:#ffffff26;transform:scale(1.08)}@media (width<=480px){.navbar-brand-sub{display:none}.navbar-inner{gap:8px;padding:0 12px}.navbar-right{gap:6px}.navbar-zoom-pill,.navbar-lang-pill,.navbar-zoom-btn,.navbar-lang-btn{padding:3px 4px}}.navbar-auth-btn{font-size:calc(15px * var(--text-scale,1));cursor:pointer;white-space:nowrap;border:none;border-radius:8px;align-items:center;gap:8px;padding:10px 20px;font-weight:700;transition:all .15s;display:flex}.navbar-auth-btn.primary{color:#fff;background:#fff3;border:1px solid #fff6}.navbar-auth-btn.primary:hover{background:#ffffff47}.navbar-auth-btn.ghost{color:#ffffffb3;background:0 0;border:1px solid #fff3;padding:7px 9px}.navbar-auth-btn.ghost:hover{color:#fff;background:#ffffff1a}.navbar-auth-btn.ghost-dark{color:#374151;font-weight:700;font-size:calc(13px * var(--text-scale,1));cursor:pointer;background:#0000000f;border:1px solid #0000001a;border-radius:7px;align-items:center;gap:6px;padding:9px 14px;display:flex}.navbar-user{align-items:center;gap:12px;display:flex}.navbar-user-avatar{color:#fff;width:40px;height:40px;font-size:calc(16px * var(--text-scale,1));background:#ffffff40;border:1.5px solid #ffffff80;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;font-weight:700;display:flex}.navbar-user-name{color:#fff;font-size:calc(15px * var(--text-scale,1));white-space:nowrap;text-overflow:ellipsis;max-width:160px;font-weight:600;display:none;overflow:hidden}@media (width>=900px){.navbar-user-name{display:block}}.navbar-hamburger{color:#fff;cursor:pointer;background:#ffffff1a;border:1px solid #fff3;border-radius:7px;justify-content:center;align-items:center;padding:5px;transition:background .15s;display:flex}.navbar-hamburger:hover{background:#fff3}@media (width>=768px){.navbar-hamburger{display:none}.navbar-lang-pill{display:flex}}@media (width<=767px){.navbar-brand>div,.navbar-right .navbar-auth-btn span{display:none}.navbar-right .navbar-auth-btn{padding:6px 10px}}.navbar-mobile-menu{background:#fff;border-top:1px solid #00000014;flex-direction:column;padding:8px 0;display:flex;box-shadow:0 8px 20px #0000001f}@media (width>=768px){.navbar-mobile-menu{display:none}}.navbar-mobile-link{color:#374151;font-size:calc(14px * var(--text-scale,1));cursor:pointer;text-align:left;background:0 0;border:none;align-items:center;gap:12px;padding:13px 20px;font-weight:600;transition:background .12s;display:flex}.navbar-mobile-link:hover{background:#f3f4f6}.navbar-mobile-link.active{color:#1a4a5e;background:#eef4f7;font-weight:700}.navbar-mobile-divider{background:#e5e7eb;height:1px;margin:6px 0}.navbar-mobile-bottom{justify-content:space-between;align-items:center;gap:12px;padding:10px 20px 6px;display:flex}.navbar-mobile-bottom .navbar-lang-pill{background:#1a4a5e14;border-color:#1a4a5e26}.navbar-mobile-bottom .navbar-lang-btn{color:#1a4a5e}.navbar-mobile-bottom .navbar-lang-btn.active{opacity:1;background:#1a4a5e1f}.navbar-mobile-bottom .navbar-auth-btn.primary{color:#fff;background:#1a4a5e;border-color:#1a4a5e}.app-header-brand{border-bottom:1px solid var(--border-visible);background-color:var(--card);border-bottom:1px solid var(--border-visible);background-color:var(--card);justify-content:space-between;align-items:center;padding:.85rem 1.25rem;display:flex}@media (width>=768px){.md\:flex-row{flex-direction:row}.md\:flex-col{flex-direction:column}.md\:gap-6{gap:1.5rem}.md\:gap-3{gap:.75rem}.md\:items-start{align-items:flex-start}.md\:items-center{align-items:center}.md\:items-stretch{align-items:stretch}.md\:w-\[420px\]{width:420px}.md\:w-\[320px\]{width:320px}.md\:flex-shrink-0{flex-shrink:0}.md\:mb-0{margin-bottom:0}.md\:overflow-y-auto{overflow-y:auto}.md\:pr-2{padding-right:.5rem}.md\:block{display:block}.md\:hidden{display:none}.md\:gap-\[18px\]{gap:18px}}.mobile-only{display:block}@media (width>=768px){.mobile-only{display:none!important}}.desktop-only{display:none}@media (width>=768px){.desktop-only{display:flex!important}}.lernen-media-col{cursor:pointer;flex-shrink:0;width:100%;margin-bottom:1rem}@media (width>=768px){.lernen-media-col{flex-direction:column;flex:0 0 46%;width:46%;max-width:620px;margin-bottom:0;display:flex}.lernen-media-col>div{flex:1}}.lernen-media-img,.lernen-media-video{object-fit:contain;width:100%;height:clamp(160px,22vh,240px);display:block}@media (width>=768px){.lernen-media-img,.lernen-media-video{height:100%;min-height:260px;max-height:100%}}.lernen-media-svg{width:100%;height:clamp(160px,22vh,240px)}@media (width>=768px){.lernen-media-svg{height:100%;min-height:260px;max-height:100%}}:root,:root.zoom-normal{--text-scale:1}:root.zoom-large{--text-scale:1.15}:root.zoom-xlarge{--text-scale:1.3}