:root{--bg: #f9f6f1;--bg2: #ffffff;--bg3: #f3efe9;--surface: rgba(255, 255, 255, .9);--surface2: #ffffff;--border: rgba(180, 155, 120, .18);--border2: rgba(180, 155, 120, .3);--text: #1a1a1a;--text2: #3d3d3d;--text3: #8a8272;--accent: #0d9488;--accent2: #0f766e;--accent3: #134e4a;--accent-alpha: rgba(13, 148, 136, .1);--amber: #d97706;--amber2: #b45309;--amber-alpha: rgba(217, 119, 6, .1);--violet: #7c3aed;--violet-alpha: rgba(124, 58, 237, .1);--success: #059669;--warning: #d97706;--danger: #dc2626;--gold: #d97706;--radius: 16px;--radius-sm: 10px;--radius-lg: 999px;--shadow: 0 2px 16px rgba(13, 148, 136, .08);--shadow-sm: 0 1px 4px rgba(0, 0, 0, .06);--shadow-lg: 0 8px 32px rgba(13, 148, 136, .15);--font: "Inter", system-ui, sans-serif;--font-display: "Outfit", "Inter", system-ui, sans-serif;--nav-h: 64px;--transition: .18s ease}[data-theme=dark]{--bg: #0f1a1a;--bg2: #162020;--bg3: #1d2b2b;--surface: rgba(255, 255, 255, .05);--surface2: rgba(255, 255, 255, .09);--border: rgba(13, 148, 136, .18);--border2: rgba(13, 148, 136, .28);--text: #e8f5f4;--text2: #9dbdba;--text3: #5a8480;--accent: #14b8a6;--accent2: #0d9488;--accent-alpha: rgba(20, 184, 166, .12);--amber: #fbbf24;--amber2: #d97706;--amber-alpha: rgba(251, 191, 36, .12);--violet: #a78bfa;--violet-alpha: rgba(167, 139, 250, .12);--shadow: 0 4px 24px rgba(0, 0, 0, .55);--shadow-sm: 0 1px 6px rgba(0, 0, 0, .4);--shadow-lg: 0 8px 32px rgba(0, 0, 0, .6)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;font-size:16px}body{font-family:var(--font);background:var(--bg);color:var(--text);min-height:100vh;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}a{color:inherit;text-decoration:none}#global-filter-container{display:flex;justify-content:center;gap:12px;padding:16px;background:var(--bg);position:sticky;top:var(--nav-h);z-index:90;border-bottom:1px solid var(--border)}.filter-pill{padding:6px 18px;border-radius:999px;border:1px solid var(--border2);background:var(--bg2);font-size:.85rem;font-weight:700;cursor:pointer;transition:all .2s;color:var(--text3)}.filter-pill:hover{background:var(--bg3);color:var(--text)}.filter-pill.active{background:var(--accent);color:#fff;border-color:var(--accent);box-shadow:0 4px 12px #0000001a}.filter-pill.locked{opacity:.55;cursor:not-allowed;border-style:dashed;font-size:.8rem}.filter-pill.locked:hover{background:#7c3aed14;border-color:var(--violet);color:var(--violet);opacity:.8}body.hide-filter #global-filter-container{display:none}button{cursor:pointer;font-family:var(--font);border:none;background:none}input,textarea,select{font-family:var(--font)}img{max-width:100%;display:block}h1,h2,h3,h4,h5{font-family:var(--font-display);font-weight:700;line-height:1.2}h1{font-size:clamp(2rem,5vw,3.5rem)}h2{font-size:clamp(1.5rem,3vw,2.25rem)}h3{font-size:clamp(1.1rem,2vw,1.5rem)}h4{font-size:1.1rem}p{color:var(--text2)}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:var(--bg2)}::-webkit-scrollbar-thumb{background:var(--accent);border-radius:3px}.global-nav{position:fixed;top:0;left:0;right:0;z-index:100;height:var(--nav-h);display:flex;align-items:center;justify-content:space-between;padding:0 20px;background:var(--bg);border-bottom:1px solid var(--border);transition:background var(--transition)}[data-theme=dark] .global-nav{background:var(--bg)}.nav-brand{display:flex;align-items:center;gap:8px;cursor:pointer;user-select:none}.nav-logo{display:none}.nav-title{font-size:1.5rem;font-weight:800;color:var(--text);letter-spacing:-.5px}a,button,.card,.btn,.lesson-card,input,select{transition:all var(--transition)}.nav-links{display:flex;align-items:center;gap:2px;background:var(--bg);border:1px solid var(--border2);border-radius:999px;padding:4px}.nav-link{padding:6px 16px;border-radius:999px;font-size:.875rem;font-weight:500;color:var(--text2);transition:all var(--transition);white-space:nowrap}.nav-link:hover{color:var(--text);background:#0000000d}.nav-link.active{background:var(--text);color:#fff;font-weight:600}[data-theme=dark] .nav-link.active{background:#f0f0f0;color:#111}.nav-link.active:after{display:none}.nav-actions{display:flex;align-items:center;gap:10px;justify-content:flex-end}.nav-xp,.nav-streak{font-size:.78rem;font-weight:600;background:#0000000f;padding:4px 10px;border-radius:999px;border:1px solid var(--border);color:var(--text2)}.nav-xp{color:var(--warning)}.nav-streak{color:#ea580c}[data-theme=dark] .nav-xp{color:#f59e0b}[data-theme=dark] .nav-streak{color:#f97316}.nav-credits{font-size:.78rem;font-weight:700;background:#0000000f;padding:4px 10px;border-radius:999px;border:1px solid var(--border);color:var(--warning)}[data-theme=dark] .nav-credits{color:#f59e0b}.nav-hamburger{display:none;font-size:1.4rem;color:var(--text);padding:8px}.nav-left{display:flex;align-items:center;gap:10px}.nav-more-wrap{position:relative}.nav-more-btn{background:none;border:none;cursor:pointer;font-family:var(--font)}.nav-more-menu{display:none;flex-direction:column;gap:2px;position:absolute;top:calc(100% + 10px);left:50%;transform:translate(-50%);background:var(--bg2);border:1px solid var(--border2);border-radius:14px;padding:6px;min-width:180px;box-shadow:var(--shadow-lg);z-index:200}.nav-more-wrap.open .nav-more-menu{display:flex}.nav-more-item{display:block;padding:8px 14px;border-radius:10px;font-size:.875rem;font-weight:500;color:var(--text2);transition:all var(--transition);white-space:nowrap}.nav-more-item:hover{background:var(--bg3);color:var(--text)}.nav-more-item.active{background:var(--text);color:#fff}.btn-settings{display:flex;align-items:center;gap:5px;padding:6px 14px;border-radius:999px;border:1px solid var(--border2);background:var(--bg2);color:var(--text);font-size:.875rem;font-weight:600;cursor:pointer;transition:all var(--transition);white-space:nowrap}.btn-settings:hover{background:var(--text);color:#fff;border-color:var(--text)}.btn-primary{padding:10px 22px;border-radius:999px;background:var(--text);color:#fff;font-weight:600;font-size:.9rem;border:none;transition:all var(--transition);box-shadow:none}.btn-primary:hover{opacity:.85;transform:translateY(-1px)}.btn-primary:active{transform:translateY(0);opacity:.95}.btn-primary.btn-lg{padding:13px 32px;font-size:1rem}.btn-primary.btn-sm{padding:6px 14px;font-size:.8rem}.btn-secondary{padding:10px 22px;border-radius:999px;background:transparent;color:var(--text);font-weight:600;font-size:.9rem;border:1.5px solid var(--border2);transition:all var(--transition)}.btn-secondary:hover{background:#0000000d;border-color:var(--text)}.btn-ghost{padding:10px 22px;border-radius:999px;color:var(--text2);font-weight:500;font-size:.9rem;border:1.5px solid var(--border);transition:all var(--transition);background:transparent}.btn-ghost:hover{color:var(--text);border-color:var(--border2);background:#0000000a}.btn-icon{width:36px;height:36px;border-radius:999px;display:flex;align-items:center;justify-content:center;font-size:1rem;background:#0000000f;border:1px solid var(--border);transition:all var(--transition)}.btn-icon:hover{background:#0000001a}.btn-success{padding:10px 22px;border-radius:999px;background:var(--success);color:#fff;font-weight:600;border:none;transition:all var(--transition)}.btn-success:hover{opacity:.85}.btn-danger{padding:10px 22px;border-radius:999px;background:var(--danger);color:#fff;font-weight:600;border:none;transition:all var(--transition)}.btn-danger:hover{opacity:.85}.card{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);transition:transform var(--transition),box-shadow var(--transition)}.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}@keyframes pulseGlow{0%{box-shadow:0 0 #22c55e66}70%{box-shadow:0 0 0 10px #22c55e00}to{box-shadow:0 0 #22c55e00}}.start-here-card{animation:pulseGlow 2s infinite;border:2px solid rgba(34,197,94,.5)!important;border-left:6px solid #22c55e!important;background:linear-gradient(135deg,#22c55e0d,#22c55e26)!important}[data-theme=dark] .card{background:var(--bg2)}.card-glass{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow)}[data-theme=dark] .card-glass{background:var(--bg2)}.badge{display:inline-flex;align-items:center;gap:4px;padding:3px 10px;border-radius:20px;font-size:.72rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase}.badge-free{background:#10b98126;color:var(--success);border:1px solid rgba(16,185,129,.3)}.badge-premium{background:#fbbf2426;color:var(--gold);border:1px solid rgba(251,191,36,.3)}.badge-level{padding:4px 12px;border-radius:6px;font-size:.75rem;font-weight:800}.progress-bar-wrap{background:var(--bg3);border-radius:100px;overflow:hidden;height:8px}.progress-bar-fill{height:100%;border-radius:100px;background:linear-gradient(90deg,var(--accent),var(--accent2));transition:width .8s cubic-bezier(.4,0,.2,1)}.progress-bar-fill.success{background:linear-gradient(90deg,var(--success),#34d399)}.progress-bar-fill.warning{background:linear-gradient(90deg,var(--warning),#fbbf24)}.input-field{width:100%;padding:12px 16px;border-radius:10px;background:var(--bg3);border:1px solid var(--border);color:var(--text);font-size:1rem;outline:none;transition:all var(--transition)}.input-field:focus{border-color:var(--accent);box-shadow:0 0 0 3px #6c63ff26}.inp.quiz-input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-alpha)}.progress-bar-container{height:8px;background:var(--bg3);border-radius:4px;overflow:hidden;margin-top:12px}.progress-bar-fill{height:100%;background:var(--accent);border-radius:4px;transition:width .4s ease-out}.status-badge{font-size:.75rem;font-weight:700;text-transform:uppercase;padding:4px 8px;border-radius:4px;display:inline-block}.status-locked{background:var(--bg3);color:var(--text3)}.status-available{background:var(--accent-alpha);color:var(--accent);border:1px solid var(--accent)}.status-in-progress{background:var(--gold-alpha);color:var(--gold);border:1px solid var(--gold)}.status-completed{background:var(--success)22;color:var(--success);border:1px solid var(--success)}.input-field::placeholder{color:var(--text3)}#app{min-height:100vh;padding-top:var(--nav-h);transition:opacity .3s ease,transform .3s ease}.page{max-width:1180px;margin:0 auto;padding:40px 24px 80px}.page-narrow{max-width:780px;margin:0 auto;padding:40px 24px 80px}.section{margin-bottom:56px}.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.flex{display:flex}.flex-center{display:flex;align-items:center;justify-content:center}.flex-between{display:flex;align-items:center;justify-content:space-between}.flex-col{display:flex;flex-direction:column}.gap-8{gap:8px}.gap-12{gap:12px}.gap-16{gap:16px}.gap-24{gap:24px}.mt-8{margin-top:8px}.mt-16{margin-top:16px}.mt-24{margin-top:24px}.mb-8{margin-bottom:8px}.mb-16{margin-bottom:16px}.mb-24{margin-bottom:24px}.text-center{text-align:center}.text-sm{font-size:.85rem}.text-xs{font-size:.75rem}.text-muted{color:var(--text2)}.font-bold{font-weight:700}.section-header{margin-bottom:28px}.section-header h2{margin-bottom:6px}.section-tag{display:inline-block;margin-bottom:12px;font-size:.72rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--accent2);background:#a78bfa1a;padding:4px 12px;border-radius:20px}.toast{position:fixed;bottom:28px;left:50%;transform:translate(-50%) translateY(80px);background:var(--bg3);border:1px solid var(--border2);border-radius:12px;padding:12px 24px;font-weight:600;font-size:.9rem;box-shadow:var(--shadow);z-index:999;opacity:0;transition:all .35s cubic-bezier(.34,1.56,.64,1);white-space:nowrap}.toast.show{opacity:1;transform:translate(-50%) translateY(0)}.toast.success{border-color:var(--success);color:var(--success)}.toast.error{border-color:var(--danger);color:var(--danger)}.xp-popup{position:fixed;top:80px;right:20px;z-index:200;font-family:var(--font-display);font-size:1.1rem;font-weight:800;color:var(--gold);animation:xpFloat 1.8s ease forwards;pointer-events:none}@keyframes xpFloat{0%{opacity:0;transform:translateY(0) scale(.5)}20%{opacity:1;transform:translateY(-10px) scale(1.1)}80%{opacity:1;transform:translateY(-40px) scale(1)}to{opacity:0;transform:translateY(-60px) scale(.9)}}.modal-overlay{position:fixed;inset:0;z-index:500;background:#000000a6;backdrop-filter:blur(6px);display:flex;align-items:center;justify-content:center;opacity:0;pointer-events:none;transition:opacity var(--transition)}.modal-overlay.open{opacity:1;pointer-events:all}.modal-card{background:var(--bg2);border:1px solid var(--border2);border-radius:var(--radius-lg);padding:40px 36px;max-width:420px;width:90%;text-align:center;box-shadow:var(--shadow),var(--shadow-glow);transform:translateY(20px) scale(.95);transition:transform .3s cubic-bezier(.34,1.56,.64,1)}.modal-overlay.open .modal-card{transform:translateY(0) scale(1)}.modal-icon{font-size:3rem;margin-bottom:16px}.modal-card h2{margin-bottom:12px}.modal-card p{margin-bottom:24px}.modal-actions{display:flex;flex-direction:column;gap:10px}.mobile-nav-overlay{position:fixed;inset:0;background:#0009;z-index:200;opacity:0;pointer-events:none;transition:opacity var(--transition)}.mobile-nav-overlay.open{opacity:1;pointer-events:all}.mobile-nav-drawer{position:fixed;top:0;left:-280px;bottom:0;width:280px;z-index:201;background:var(--bg2);border-right:1px solid var(--border2);padding:80px 20px 24px;transition:left .3s cubic-bezier(.4,0,.2,1);display:flex;flex-direction:column;gap:4px}.mobile-nav-drawer.open{left:0}.mobile-nav-close{position:absolute;top:20px;right:20px;font-size:1.4rem;color:var(--text2);padding:8px}.mobile-nav-links{display:flex;flex-direction:column;gap:4px}.mobile-nav-link{padding:14px 16px;border-radius:10px;font-size:1rem;font-weight:600;color:var(--text2);transition:all var(--transition)}.mobile-nav-link:hover{background:var(--surface);color:var(--text)}.landing-hero{min-height:100vh;display:flex;align-items:center;justify-content:center;text-align:center;padding:var(--nav-h) 24px 80px;background:var(--bg)}.hero-bg,.hero-particles,.particle{display:none}.hero-content{max-width:600px;margin:0 auto}.hero-mark{font-size:4rem;margin-bottom:28px;display:block;line-height:1}.hero-title{font-size:clamp(2.4rem,6vw,3.5rem);font-weight:900;line-height:1.1;letter-spacing:-.02em;color:var(--text);margin-bottom:20px}.gradient-text{color:var(--text);-webkit-text-fill-color:var(--text);background:none}.hero-desc{font-size:1.05rem;color:var(--text3);line-height:1.65;margin-bottom:36px}.hero-ctas{display:flex;justify-content:center;gap:12px;flex-wrap:wrap;margin-bottom:16px}#hero-start-btn{background:var(--bg3);color:var(--text);border:1px solid var(--border2);font-weight:600;font-size:1rem;padding:14px 28px;border-radius:999px}#hero-start-btn:hover{background:var(--text);color:#fff;border-color:var(--text)}.hero-sub{font-size:.85rem;color:var(--text3);margin-bottom:56px}.hero-eyebrow{display:none}.hero-stats{display:flex;justify-content:center;gap:0;border:1px solid var(--border);border-radius:16px;overflow:hidden;background:var(--bg2)}.hero-stat-item{flex:1;padding:18px 12px;border-right:1px solid var(--border);min-width:80px}.hero-stat-item:last-child{border-right:none}.hero-stat-num{font-size:1.5rem;font-weight:900;color:var(--text);line-height:1;margin-bottom:4px}.hero-stat-label{font-size:.72rem;color:var(--text3);text-transform:uppercase;letter-spacing:.04em;font-weight:600}.hero-stat-num{font-family:var(--font-display);font-size:2rem;font-weight:800;color:var(--accent2)}.hero-stat-label{font-size:.8rem;color:var(--text3);margin-top:2px}.features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.feature-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:28px;transition:all var(--transition)}.feature-card:hover{border-color:var(--border2);transform:translateY(-4px);box-shadow:var(--shadow)}.feature-icon{font-size:2rem;margin-bottom:14px}.feature-card h3{margin-bottom:8px;font-size:1.05rem}.feature-card p{font-size:.88rem}.levels-strip{display:flex;gap:12px;overflow-x:auto;padding-bottom:12px}.level-pill{flex-shrink:0;padding:10px 20px;border-radius:100px;border:2px solid;font-weight:700;font-size:.85rem;transition:all var(--transition);cursor:pointer}.level-pill:hover{transform:scale(1.05)}.dashboard-header{margin-bottom:36px}.level-badge-big{display:inline-flex;align-items:center;gap:10px;background:linear-gradient(135deg,#6c63ff33,#a78bfa1a);border:1px solid rgba(108,99,255,.3);border-radius:12px;padding:8px 18px;margin-bottom:12px}.stat-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:36px}.stat-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px;text-align:center;transition:all var(--transition)}.stat-card:hover{border-color:var(--border2);transform:translateY(-2px)}.stat-icon{font-size:1.8rem;margin-bottom:8px}.stat-val{font-family:var(--font-display);font-size:1.8rem;font-weight:800;color:var(--text)}.stat-lbl{font-size:.78rem;color:var(--text3);margin-top:2px}.roadmap{position:relative}.roadmap-track{display:flex;gap:0;align-items:center;overflow-x:auto;padding:20px 0 30px}.roadmap-node{flex-shrink:0;position:relative;display:flex;flex-direction:column;align-items:center;cursor:pointer}.roadmap-connector{flex-shrink:0;height:3px;width:60px;background:linear-gradient(90deg,var(--accent),transparent);margin-top:-30px}.roadmap-connector.done{background:linear-gradient(90deg,var(--success),var(--success));opacity:.6}.node-circle{width:80px;height:80px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.8rem;position:relative;border:3px solid;transition:all .3s ease;background:var(--bg2)}.node-circle:hover{transform:scale(1.1);box-shadow:var(--shadow-glow)}.node-label{margin-top:10px;font-weight:800;font-size:.9rem;font-family:var(--font-display)}.node-sublabel{font-size:.72rem;color:var(--text3);margin-top:2px;text-align:center;max-width:90px}.node-lock{position:absolute;top:-4px;right:-4px;width:22px;height:22px;background:var(--bg);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.75rem;border:1px solid var(--border2)}.node-done-badge{position:absolute;top:-4px;right:-4px;width:22px;height:22px;background:var(--success);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.65rem;color:#fff}.quick-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.quick-card{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius);padding:24px;box-shadow:0 4px 6px -1px #0000001a,0 2px 4px -1px #0000000f;transition:transform var(--transition),box-shadow var(--transition);text-align:center;cursor:pointer}.card-hover:hover{transform:translateY(-4px);box-shadow:0 10px 15px -3px #6c63ff1a,0 4px 6px -2px #6c63ff0d;border-color:var(--border2);cursor:pointer}.quick-card-icon{font-size:2.4rem;margin-bottom:12px}.quick-card h3{font-size:.95rem;margin-bottom:6px}.quick-card p{font-size:.78rem;color:var(--text3)}.lesson-breadcrumb{display:flex;align-items:center;gap:8px;font-size:.85rem;color:var(--text3);margin-bottom:24px}.lesson-breadcrumb span:last-child{color:var(--text2)}.lesson-level-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px}.lesson-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px;cursor:pointer;transition:all var(--transition);position:relative;overflow:hidden}.lesson-card:before{content:"";position:absolute;top:0;left:0;right:0;height:3px}.lesson-card:hover{border-color:var(--border2);transform:translateY(-3px);box-shadow:var(--shadow-sm)}.lesson-card-icon{font-size:1.8rem;margin-bottom:12px}.lesson-card h3{font-size:1rem;margin-bottom:6px}.lesson-card-meta{display:flex;align-items:center;gap:10px;margin-top:12px;font-size:.78rem;color:var(--text3)}.lesson-card.locked{opacity:.55;cursor:not-allowed}.lesson-card.completed:after{content:"\2713";position:absolute;top:12px;right:12px;width:22px;height:22px;background:var(--success);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.7rem;color:#fff;font-weight:700}.lesson-detail{max-width:860px;margin:0 auto}.lesson-header-card{background:linear-gradient(135deg,#6c63ff33,#22d3ee1a);border:1px solid rgba(108,99,255,.3);border-radius:var(--radius-lg);padding:32px;margin-bottom:32px}.lesson-theory-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:28px;margin-bottom:24px}.lesson-theory-card h3{margin-bottom:12px;font-size:1rem;color:var(--accent2)}.lesson-theory-card p{font-size:.9rem;line-height:1.8;white-space:pre-line}.vocab-table{width:100%;border-collapse:collapse}.vocab-table th,.vocab-table td{padding:12px 16px;text-align:left;border-bottom:1px solid var(--border);font-size:.875rem}.vocab-table th{color:var(--text3);font-weight:600;font-size:.75rem;text-transform:uppercase}.vocab-table tr:hover td{background:var(--surface)}.vocab-german{font-weight:700;color:var(--accent2)}.audio-btn{width:28px;height:28px;border-radius:50%;background:var(--surface2);border:1px solid var(--border);display:inline-flex;align-items:center;justify-content:center;font-size:.75rem;cursor:pointer;transition:all var(--transition)}.audio-btn:hover{background:var(--accent);border-color:var(--accent);transform:scale(1.1)}.grammar-card{background:#6c63ff14;border:1px solid rgba(108,99,255,.2);border-radius:var(--radius);padding:24px;margin-bottom:24px}.grammar-table{width:100%;border-collapse:collapse;margin-top:12px}.grammar-table th,.grammar-table td{padding:10px 14px;border-bottom:1px solid rgba(108,99,255,.15);font-size:.875rem}.grammar-table th{color:var(--accent2);font-size:.75rem;text-transform:uppercase;font-weight:700}.grammar-person{color:var(--text3)}.grammar-form{font-weight:700;color:var(--accent2)}.example-card{background:var(--bg3);border-radius:10px;padding:16px 20px;margin-bottom:10px;border-left:3px solid var(--accent)}.example-de{font-weight:600;font-size:1rem;margin-bottom:4px}.example-en{font-size:.85rem;color:var(--text3)}.flashcard-scene{perspective:1200px;width:100%;max-width:480px;height:280px;margin:0 auto 28px;cursor:pointer}.flashcard-inner{position:relative;width:100%;height:100%;transform-style:preserve-3d;transition:transform .55s cubic-bezier(.4,0,.2,1)}.flashcard-inner.flipped{transform:rotateY(180deg)}.flashcard-face{position:absolute;inset:0;border-radius:var(--radius-lg);backface-visibility:hidden;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:32px;text-align:center;border:1px solid var(--border)}.flashcard-front{background:linear-gradient(135deg,var(--bg2),var(--bg3))}.flashcard-back{transform:rotateY(180deg);background:var(--surface);border-color:var(--accent);box-shadow:0 4px 12px #6c63ff26}.fc-hint{font-size:.72rem;color:var(--text3);margin-bottom:12px;text-transform:uppercase;letter-spacing:.05em}.fc-german{font-family:var(--font-display);font-size:2.2rem;font-weight:800;color:var(--text);margin-bottom:12px}.fc-category{font-size:.72rem;background:var(--surface2);border-radius:6px;padding:3px 10px;color:var(--text3)}.fc-english{font-size:1.4rem;font-weight:700;color:var(--accent2);margin-bottom:10px}.fc-example{font-size:.82rem;color:var(--text3);line-height:1.6}.srs-buttons{display:flex;gap:12px;justify-content:center;margin-top:8px}.srs-btn{flex:1;max-width:120px;padding:12px;border-radius:10px;font-weight:800;font-size:.9rem;border:2px solid;transition:all var(--transition);cursor:pointer}.srs-again{background:var(--surface);border-color:var(--danger);color:var(--danger)}.srs-again:hover{background:var(--danger);color:#fff;transform:translateY(-2px)}.srs-hard{background:var(--surface);border-color:var(--warning);color:var(--warning)}.srs-hard:hover{background:var(--warning);color:#fff;transform:translateY(-2px)}.srs-easy{background:var(--surface);border-color:var(--success);color:var(--success)}.srs-easy:hover{background:var(--success);color:#fff;transform:translateY(-2px)}.deck-stats{display:flex;gap:12px;justify-content:center}.deck-stat-pill{padding:6px 14px;border-radius:20px;font-size:.78rem;font-weight:700;background:var(--surface);border:1px solid var(--border)}.exam-progress-bar{margin-bottom:32px}.exam-q-num{font-size:.82rem;color:var(--text3);margin-bottom:8px}.exam-timer{display:flex;align-items:center;gap:6px;font-size:.9rem;font-weight:700;color:var(--warning)}.question-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:36px;margin-bottom:24px}.question-type-tag{font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--accent2);background:#6c63ff1a;padding:3px 10px;border-radius:6px;display:inline-block;margin-bottom:16px}.question-text{font-size:1.2rem;font-weight:600;margin-bottom:24px;color:var(--text)}.mcq-options{display:flex;flex-direction:column;gap:10px}.mcq-option{padding:14px 20px;border-radius:10px;background:var(--bg3);border:1.5px solid var(--border);font-size:.95rem;font-weight:500;cursor:pointer;transition:all var(--transition);text-align:left}.mcq-option:hover{border-color:var(--accent);background:#6c63ff14}.mcq-option.selected{border-color:var(--accent);background:#6c63ff26}.mcq-option.correct{border-color:var(--success);background:#10b9811f;color:var(--success)}.mcq-option.wrong{border-color:var(--danger);background:#ef44441a;color:var(--danger)}.score-circle{width:140px;height:140px;border-radius:50%;margin:0 auto 24px;display:flex;flex-direction:column;align-items:center;justify-content:center;border:6px solid var(--accent);background:radial-gradient(circle,rgba(108,99,255,.15),transparent)}.score-num{font-family:var(--font-display);font-size:2.8rem;font-weight:900;color:var(--accent2);line-height:1}.score-pct{font-size:.9rem;color:var(--text3)}.score-grade{font-size:1.5rem;margin-bottom:8px}.semantic-feedback{padding:14px 18px;border-radius:10px;margin-top:12px;font-size:.875rem;font-weight:500}.semantic-feedback.perfect{background:#10b9811a;border:1px solid rgba(16,185,129,.3);color:var(--success)}.semantic-feedback.good{background:#f59e0b1a;border:1px solid rgba(245,158,11,.3);color:var(--warning)}.semantic-feedback.acceptable{background:#6c63ff1a;border:1px solid rgba(108,99,255,.3);color:var(--accent2)}.semantic-feedback.wrong{background:#ef44441a;border:1px solid rgba(239,68,68,.3);color:var(--danger)}.speaking-target{background:linear-gradient(135deg,#6c63ff26,#22d3ee14);border:1px solid rgba(108,99,255,.3);border-radius:var(--radius-lg);padding:36px;text-align:center;margin-bottom:32px}.speaking-target .target-de{font-family:var(--font-display);font-size:2rem;font-weight:800;color:var(--text);margin-bottom:8px}.speaking-target .target-en{font-size:.95rem;color:var(--text3)}.mic-btn{width:80px;height:80px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:2rem;margin:0 auto 20px;background:linear-gradient(135deg,var(--accent),#8b5cf6);box-shadow:0 0 30px #6c63ff80;transition:all var(--transition);cursor:pointer;border:none}.mic-btn:hover{transform:scale(1.08);box-shadow:0 0 50px #6c63ffb3}.mic-btn.active{background:linear-gradient(135deg,var(--danger),#dc2626);animation:micPulse 1.2s ease-in-out infinite}@keyframes micPulse{0%,to{box-shadow:0 0 30px #ef444480}50%{box-shadow:0 0 55px #ef4444cc}}.transcript-box{min-height:80px;background:var(--bg3);border:1px solid var(--border);border-radius:var(--radius);padding:16px 20px;font-size:1.05rem;color:var(--text);margin-bottom:20px}.transcript-interim{color:var(--text3);font-style:italic}.waveform{display:flex;align-items:center;justify-content:center;gap:4px;height:40px;margin:0 auto 20px;width:200px}.wave-bar{width:4px;border-radius:2px;background:linear-gradient(180deg,var(--accent2),var(--accent));animation:waveBounce ease-in-out infinite}@keyframes waveBounce{0%,to{height:6px}50%{height:32px}}.pricing-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;max-width:860px;margin:0 auto}.pricing-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:36px 32px;position:relative;transition:all var(--transition)}.pricing-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}.pricing-card.popular{background:linear-gradient(135deg,#6c63ff26,#22d3ee0d);border-color:#6c63ff80;box-shadow:var(--shadow-glow)}.popular-badge{position:absolute;top:-14px;left:50%;transform:translate(-50%);background:linear-gradient(135deg,var(--accent),#8b5cf6);color:#fff;font-size:.72rem;font-weight:800;text-transform:uppercase;padding:4px 16px;border-radius:20px;letter-spacing:.05em}.pricing-name{font-size:.85rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--text3);margin-bottom:8px}.pricing-price{font-family:var(--font-display);font-size:3rem;font-weight:900;line-height:1;margin-bottom:6px;color:var(--text)}.pricing-price sup{font-size:1.2rem;vertical-align:super;color:var(--text2)}.pricing-price .period{font-size:1rem;font-weight:400;color:var(--text3)}.pricing-desc{font-size:.85rem;color:var(--text3);margin-bottom:24px}.pricing-features{list-style:none;margin-bottom:28px;display:flex;flex-direction:column;gap:10px}.pricing-features li{display:flex;align-items:center;gap:10px;font-size:.875rem;color:var(--text2)}.pricing-features li:before{content:"\2713";color:var(--success);font-weight:800}.pricing-features li.locked:before{content:"\2715";color:var(--text3)}.pricing-features li.locked{color:var(--text3)}.progress-ring-container{display:flex;flex-direction:column;align-items:flex-end}.progress-ring{position:relative;width:64px;height:64px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:conic-gradient(var(--accent) var(--progress, 0%),var(--bg3) 0deg);box-shadow:0 4px 10px #0000001a;transition:--progress .5s ease}.progress-ring:before{content:"";position:absolute;inset:6px;background:var(--bg);border-radius:50%}.progress-ring-val{position:relative;font-family:var(--font-display);font-weight:800;font-size:1.1rem;color:var(--text);z-index:1}.chat-msg{max-width:80%;padding:12px 18px;border-radius:18px;line-height:1.4;font-size:1.05rem;position:relative;animation:slideUp .3s cubic-bezier(.2,.8,.2,1);box-shadow:0 2px 5px #0000000d;margin-bottom:2px}.chat-msg.hero{align-self:flex-start;background:var(--surface2);color:var(--text);border-bottom-left-radius:4px}.chat-msg.user{align-self:flex-end;background:var(--accent);color:#fff;border-bottom-right-radius:4px}.visual-card{position:relative;border-radius:12px;overflow:hidden;cursor:pointer;transition:transform .3s ease,box-shadow .3s ease;aspect-ratio:4/3;display:flex;align-items:flex-end;background-size:cover;background-position:center}.visual-card:hover{transform:translateY(-4px);box-shadow:0 10px 20px #00000026}.visual-card-text{width:100%;padding:20px;background:linear-gradient(to top,rgba(0,0,0,.8),transparent);color:#fff;z-index:2;font-weight:700;font-size:1.2rem;text-shadow:0 2px 4px rgba(0,0,0,.5)}.visual-tooltip{position:absolute;top:10px;right:10px;background:#fffffff2;color:#111;padding:6px 12px;border-radius:20px;font-size:.8rem;font-weight:700;opacity:0;transform:translateY(10px);transition:all .3s cubic-bezier(.2,.8,.2,1);box-shadow:0 4px 12px #0003;z-index:3}.visual-card:hover .visual-tooltip{opacity:1;transform:translateY(0)}.journey-node.active-glow{box-shadow:0 0 20px var(--accent-alpha);border-color:var(--accent)!important;transform:scale(1.02)}.fade-in{animation:fadeIn .4s ease forwards}.slide-up{animation:slideUp .4s ease forwards}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.stagger>*{opacity:0;animation:slideUp .4s ease forwards}.stagger>*:nth-child(1){animation-delay:.05s}.stagger>*:nth-child(2){animation-delay:.1s}.stagger>*:nth-child(3){animation-delay:.15s}.stagger>*:nth-child(4){animation-delay:.2s}.stagger>*:nth-child(5){animation-delay:.25s}.stagger>*:nth-child(6){animation-delay:.3s}@media (max-width: 900px){.grid-3,.features-grid{grid-template-columns:1fr 1fr}.grid-4,.stat-cards,.quick-cards{grid-template-columns:repeat(2,1fr)}.pricing-grid{grid-template-columns:1fr}}.mobile-bottom-nav{display:none}@media (max-width: 640px){.nav-links,.nav-xp,.nav-streak{display:none!important}.nav-credits{font-size:.72rem;padding:3px 8px}.btn-settings{font-size:.78rem;padding:4px 10px}.nav-hamburger{display:none}.global-nav{justify-content:space-between;padding:env(safe-area-inset-top) 12px 0}.nav-actions{display:flex;align-items:center;gap:6px}.mobile-bottom-nav{display:flex;position:fixed;bottom:0;left:0;right:0;background:var(--bg);border-top:1px solid var(--border);justify-content:space-around;padding:8px 0 calc(8px + env(safe-area-inset-bottom,0px));z-index:999;box-shadow:0 -4px 16px #0000000f}.bottom-nav-item{display:flex;flex-direction:column;align-items:center;gap:4px;text-decoration:none;color:var(--text3);flex:1;transition:all .2s}.bottom-nav-item:hover,.bottom-nav-item.active{color:var(--accent)}.bottom-nav-item.active .bn-icon{transform:scale(1.15) translateY(-2px)}.bn-icon{font-size:1.4rem;transition:transform .2s cubic-bezier(.34,1.56,.64,1)}.bn-label{font-size:.65rem;font-weight:700}body{padding-bottom:75px}.grid-2,.grid-3,.features-grid{grid-template-columns:1fr}.grid-4,.stat-cards,.quick-cards{grid-template-columns:1fr 1fr}.hero-ctas{flex-direction:column;align-items:center}.flashcard-scene{height:240px}.roadmap-track{flex-wrap:wrap;justify-content:center}.roadmap-connector{display:none}}.unit-context-badge{display:inline-flex;align-items:center;gap:.5rem;background:#6366f11f;border:1px solid rgba(99,102,241,.35);color:var(--accent, #6366f1);padding:.4rem .9rem;border-radius:2rem;font-size:.85rem;font-weight:600;margin:.5rem 0 1rem}.unit-clear-btn{background:none;border:1px solid currentColor;color:inherit;border-radius:2rem;padding:.1rem .6rem;font-size:.75rem;cursor:pointer;opacity:.7;transition:opacity .15s}.unit-clear-btn:hover{opacity:1}.abc-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(80px,1fr));gap:1rem;margin-top:2rem}.abc-tile{background:var(--surface);border:2px solid var(--border);border-radius:1rem;padding:1rem;display:flex;flex-direction:column;align-items:center;justify-content:center;cursor:pointer;transition:all .2s cubic-bezier(.4,0,.2,1);box-shadow:0 4px 6px -1px #0000000d}.abc-tile:hover{transform:translateY(-4px);border-color:var(--accent);box-shadow:0 10px 15px -3px #6366f133;background:linear-gradient(135deg,var(--surface) 0%,rgba(99,102,241,.05) 100%)}.abc-letter{font-size:2.5rem;font-weight:800;color:var(--text);margin-bottom:.25rem}.abc-phonetic{font-size:.85rem;color:var(--text3);font-weight:500}.abc-modal-content{text-align:center;padding:2.5rem 2rem;max-width:400px}.abc-modal-header{display:flex;align-items:center;justify-content:center;gap:1rem;margin-bottom:.5rem}.abc-modal-header h2{font-size:4rem;font-weight:900;margin:0;background:linear-gradient(135deg,var(--accent),var(--secondary));-webkit-background-clip:text;-webkit-text-fill-color:transparent}.abc-modal-phonetic{font-size:1.25rem;color:var(--text3);font-weight:600;margin-bottom:2rem}.abc-hint-box{background:#f59e0b1a;border-left:4px solid var(--secondary);padding:1rem;border-radius:0 .5rem .5rem 0;text-align:left;font-size:.95rem;line-height:1.5;color:var(--text2);margin-bottom:1.5rem}.abc-example-box{background:var(--surface2);border-radius:1rem;padding:1.5rem}.abc-example-label{display:block;font-size:.8rem;text-transform:uppercase;letter-spacing:1px;color:var(--text3);font-weight:700;margin-bottom:.5rem}.abc-example-word{font-size:2rem;font-weight:800;color:var(--text);display:flex;align-items:center;justify-content:center;gap:.5rem;margin-bottom:.25rem}.abc-example-en{font-size:1.1rem;color:var(--text3)}.btn-icon-small{background:none;border:none;font-size:1.25rem;cursor:pointer;padding:.25rem;border-radius:.5rem;transition:all .2s}.btn-icon-small:hover{background:var(--surface);transform:scale(1.1)}#global-footer{text-align:center;padding:2rem 1.5rem;border-top:1px solid var(--border, #333);color:var(--text3);font-size:.82rem;line-height:1.8;margin-top:2rem}#global-footer a{color:var(--text3);text-decoration:none;transition:color .2s}#global-footer a:hover{color:var(--accent, #6366f1)}#global-footer p{margin:0}