:root{--bg-primary: #0a0a1a;--bg-secondary: #10102a;--bg-card: #161640;--bg-input: #0d0d22;--text-primary: #eeeef5;--text-secondary: #8888aa;--text-muted: #555577;--accent-teal: #4ecdc4;--accent-gold: #ffd700;--accent-coral: #ff6b6b;--border: #2a2a4e;--border-light: #3a3a5e;--radius: 10px;--radius-lg: 16px}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}html,body{width:100%;min-height:100vh;background:var(--bg-primary);color:var(--text-primary);font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-size:16px;line-height:1.5;-webkit-font-smoothing:antialiased;overflow-x:hidden}#app{width:100%;min-height:100vh}button{cursor:pointer;border:none;font-family:inherit;font-size:.95rem;transition:all .2s ease}.btn-primary{background:var(--accent-teal);color:#0a0a1a;font-weight:600;padding:.75rem 2rem;border-radius:var(--radius)}.btn-primary:hover{background:#3dbdb4;transform:translateY(-1px)}.btn-primary:active{transform:translateY(0)}.btn-primary:disabled{opacity:.35;cursor:not-allowed;transform:none}.btn-secondary{background:transparent;color:var(--text-secondary);border:1px solid var(--border);padding:.65rem 1.4rem;border-radius:var(--radius)}.btn-secondary:hover{border-color:var(--accent-teal);color:var(--accent-teal)}.btn-ghost{background:none;color:var(--text-secondary);padding:.65rem 1.4rem;border-radius:var(--radius)}.btn-ghost:hover{color:var(--text-primary)}.btn-chaos{background:transparent;color:var(--accent-coral);border:1px solid rgba(255,107,107,.3);padding:.65rem 1.4rem;border-radius:var(--radius)}.btn-chaos:hover{border-color:var(--accent-coral);background:#ff6b6b14}.btn-chaos.active{background:#ff6b6b26;border-color:var(--accent-coral)}.chaos-icon{font-size:1.1em}.hidden{display:none!important}.landing{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:2rem 1rem}.landing-content{max-width:720px;width:100%;text-align:center}.title{font-family:Playfair Display,Georgia,serif;font-size:clamp(2.4rem,6vw,3.6rem);font-weight:700;letter-spacing:-.02em;margin-bottom:2rem;background:linear-gradient(135deg,var(--text-primary),var(--accent-teal));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;animation:titleEnter .8s ease both}@keyframes titleEnter{0%{opacity:0;transform:translateY(-16px)}to{opacity:1;transform:translateY(0)}}.landing-content>*:nth-child(2){animation:fadeInUp .5s ease .1s both}.landing-content>*:nth-child(3){animation:fadeInUp .5s ease .2s both}.landing-content>*:nth-child(4){animation:fadeInUp .5s ease .3s both}.landing-content>*:nth-child(5){animation:fadeInUp .5s ease .4s both}.landing-content>*:nth-child(6){animation:fadeInUp .5s ease .5s both}.input-wrapper{position:relative;margin-bottom:1rem}#sentence-input{width:100%;background:var(--bg-input);color:var(--text-primary);border:1px solid var(--border);border-radius:var(--radius);padding:1.2rem 1.5rem;font-family:JetBrains Mono,Fira Code,monospace;font-size:1.15rem;resize:none;outline:none;transition:border-color .25s;caret-color:var(--accent-teal)}#sentence-input:focus{border-color:var(--accent-teal)}.cursor-blink{position:absolute;top:50%;left:1.5rem;width:2px;height:1.4rem;background:var(--accent-teal);transform:translateY(-50%);animation:blink 1s step-end infinite;pointer-events:none}@keyframes blink{50%{opacity:0}}.subtitle{color:var(--text-secondary);font-size:.95rem;margin-bottom:1.8rem}.actions{display:flex;gap:.8rem;justify-content:center;flex-wrap:wrap;margin-bottom:1.5rem}.chain-preview{display:flex;flex-wrap:wrap;gap:2px;justify-content:center;align-items:center;margin-bottom:2rem;font-size:.95rem;line-height:1.8}.chain-flag{font-size:1.15rem}.chain-arrow{color:var(--text-muted);font-size:.75rem;margin:0 1px}.suggestions{margin-top:1rem}.suggestions-label{color:var(--text-muted);font-size:.85rem;margin-bottom:.6rem}.suggestion-buttons{display:flex;flex-wrap:wrap;gap:.5rem;justify-content:center}.suggestion-btn{background:var(--bg-card);color:var(--text-secondary);border:1px solid var(--border);border-radius:20px;padding:.4rem 1rem;font-size:.82rem;white-space:nowrap;max-width:100%;overflow:hidden;text-overflow:ellipsis}.suggestion-btn:hover{border-color:var(--accent-teal);color:var(--accent-teal)}.customize-overlay{position:fixed;inset:0;background:#05050fd9;backdrop-filter:blur(8px);z-index:100;display:flex;align-items:center;justify-content:center;padding:1rem}.customize-panel{background:var(--bg-secondary);border:1px solid var(--border);border-radius:var(--radius-lg);max-width:520px;width:100%;max-height:85vh;overflow-y:auto;padding:1.5rem}.customize-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:.5rem}.customize-header h2{font-family:Playfair Display,serif;font-size:1.3rem}.close-btn{background:none;color:var(--text-secondary);font-size:1.3rem;width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center}.close-btn:hover{background:#ffffff0f;color:var(--text-primary)}.customize-hint{color:var(--text-muted);font-size:.82rem;margin-bottom:1rem}.chain-list{display:flex;flex-direction:column;gap:2px;margin-bottom:1rem}.chain-item{display:flex;align-items:center;gap:.6rem;padding:.55rem .7rem;border-radius:8px;background:var(--bg-card);border:1px solid transparent;transition:all .15s}.chain-item[draggable=true]{cursor:grab}.chain-item.dragging{opacity:.4}.chain-item.drag-over{border-color:var(--accent-teal)}.chain-item.fixed{opacity:.7}.drag-handle{color:var(--text-muted);font-size:.9rem;width:18px;user-select:none}.ci-flag{font-size:1.2rem}.ci-name{color:var(--text-primary);font-size:.9rem;font-weight:500}.ci-native{color:var(--text-muted);font-size:.8rem;flex:1}.ci-fixed{font-size:.7rem;color:var(--text-muted);background:#ffffff0a;padding:2px 8px;border-radius:10px}.ci-remove{background:none;color:var(--text-muted);font-size:.9rem;width:28px;height:28px;border-radius:50%;display:flex;align-items:center;justify-content:center}.ci-remove:hover{background:#ff6b6b26;color:var(--accent-coral)}.add-language{margin-bottom:1rem}.add-language select{width:100%;background:var(--bg-card);color:var(--text-secondary);border:1px solid var(--border);border-radius:var(--radius);padding:.6rem .8rem;font-family:inherit;font-size:.9rem;outline:none}.add-language select:focus{border-color:var(--accent-teal)}.customize-actions{display:flex;gap:.6rem;justify-content:flex-end}.journey{min-height:100vh;display:flex;flex-direction:column;padding:1.5rem 1rem}.drift-meter{text-align:center;margin-bottom:1.5rem}.drift-label{font-size:.85rem;color:var(--text-secondary);margin-bottom:.4rem}.drift-label span{font-weight:600;color:var(--accent-teal);font-size:1.1rem}.drift-bar{width:100%;max-width:500px;height:8px;background:var(--bg-card);border-radius:4px;margin:0 auto;overflow:hidden}.drift-fill{height:100%;width:0;background:var(--accent-teal);border-radius:4px;transition:width .6s ease,background .6s ease}.drift-reaction{font-family:Playfair Display,Georgia,serif;font-size:.85rem;font-style:italic;color:var(--text-muted);margin-top:.6rem;min-height:1.4em;letter-spacing:.02em}.drift-reaction.reaction-pop{animation:reactionFade .6s ease}@keyframes reactionFade{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}.translation-display{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:2rem 1rem;position:relative;overflow:hidden}.current-lang{display:flex;align-items:center;gap:.6rem;margin-bottom:1.5rem}.lang-flag{font-size:2.4rem;display:inline-block}.lang-flag.bounce{animation:bounceIn .5s ease}.lang-name{font-family:Playfair Display,serif;font-size:1.4rem;color:var(--text-secondary)}.step-badge{font-size:.7rem;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:var(--accent-teal);background:#4ecdc41a;border:1px solid rgba(78,205,196,.25);border-radius:20px;padding:.2rem .65rem;margin-left:.3rem}.translation-text-wrapper{position:relative;width:100%;max-width:700px;min-height:80px;display:flex;align-items:center;justify-content:center}.translation-text{font-size:clamp(1.2rem,3vw,1.8rem);font-weight:500;line-height:1.6;padding:1rem;word-break:break-word;transition:opacity .3s}.translation-text.fading{opacity:.15}.shimmer-overlay{position:absolute;inset:0;border-radius:var(--radius);background:linear-gradient(90deg,transparent 0%,rgba(78,205,196,.08) 30%,rgba(78,205,196,.18) 50%,rgba(78,205,196,.08) 70%,transparent 100%);background-size:200% 100%;animation:shimmer 1.2s ease infinite}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.transliteration{color:var(--text-muted);font-size:.9rem;font-style:italic;margin-top:.5rem;animation:fadeIn .4s ease}.back-translation{margin-top:.8rem;padding:.6rem 1.2rem;background:#4ecdc40f;border:1px solid rgba(78,205,196,.15);border-radius:var(--radius);max-width:600px;animation:fadeIn .4s ease}.back-translation.back-trans-pop{animation:backTransSlide .5s ease}.back-trans-label{font-size:.75rem;text-transform:uppercase;letter-spacing:.06em;color:var(--accent-teal);margin-right:.4rem;font-weight:600}.back-trans-text{font-size:.95rem;color:var(--text-secondary);font-style:italic}@keyframes backTransSlide{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.drift-orb{position:absolute;width:6px;height:6px;border-radius:50%;pointer-events:none;background:hsl(var(--orb-hue, 45) 80% 65%);box-shadow:0 0 8px hsl(var(--orb-hue, 45) 80% 65% / .5);animation:orbFloat 1.6s ease-out forwards;z-index:10}@keyframes orbFloat{0%{opacity:.7;transform:translateY(0) translate(0) scale(1)}60%{opacity:.4}to{opacity:0;transform:translateY(-50px) translate(var(--orb-x, 15px)) scale(.2)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.station-track-wrapper{overflow-x:auto;overflow-y:hidden;padding:1rem 0;scrollbar-width:thin;scrollbar-color:var(--border) transparent}.station-track-wrapper::-webkit-scrollbar{height:4px}.station-track-wrapper::-webkit-scrollbar-track{background:transparent}.station-track-wrapper::-webkit-scrollbar-thumb{background:var(--border);border-radius:2px}.station-track{display:flex;align-items:flex-start;gap:0;padding:0 calc(50vw - 40px);min-width:max-content}.station{display:flex;flex-direction:column;align-items:center;position:relative;min-width:64px}.station-connector{position:absolute;top:22px;right:50%;width:100%;height:2px;background:var(--border);z-index:0;transition:background .4s}.station.completed .station-connector{background:var(--accent-teal)}.station-node{width:44px;height:44px;border-radius:50%;background:var(--bg-card);border:2px solid var(--border);display:flex;align-items:center;justify-content:center;position:relative;z-index:1;transition:all .3s}.station-node.active{border-color:var(--accent-teal);box-shadow:0 0 16px #4ecdc459;animation:pulse 1.2s ease infinite}.station-node.done{border-color:var(--accent-teal);background:#4ecdc41a}.station-flag{font-size:1.15rem}.station-check{position:absolute;bottom:-4px;right:-4px;width:18px;height:18px;background:var(--accent-teal);color:var(--bg-primary);border-radius:50%;font-size:.6rem;display:flex;align-items:center;justify-content:center;font-weight:700;animation:scaleIn .3s ease}.station-label{font-size:.65rem;color:var(--text-muted);margin-top:.35rem;white-space:nowrap}.station.completed .station-label{color:var(--text-secondary)}.journey-footer{text-align:center;color:var(--text-muted);font-size:.85rem;padding:.5rem 0 1rem}.journey-footer span{color:var(--accent-teal);font-weight:600}.journey-controls{display:flex;gap:.5rem;justify-content:center;margin-top:.6rem}.btn-small{font-size:.78rem;padding:.35rem .9rem}.journey-error{position:fixed;bottom:1.5rem;left:50%;transform:translate(-50%);background:var(--bg-card);border:1px solid var(--accent-coral);border-radius:var(--radius);padding:.8rem 1.2rem;display:flex;align-items:center;gap:.8rem;z-index:50;animation:slideUp .3s ease;box-shadow:0 4px 24px #0006}.error-text{color:var(--accent-coral);font-size:.85rem}@keyframes slideUp{0%{opacity:0;transform:translate(-50%) translateY(12px)}to{opacity:1;transform:translate(-50%) translateY(0)}}@keyframes bounceIn{0%{transform:scale(.5)}50%{transform:scale(1.25)}70%{transform:scale(.9)}to{transform:scale(1)}}@keyframes pulse{0%,to{box-shadow:0 0 8px #4ecdc433}50%{box-shadow:0 0 20px #4ecdc473}}@keyframes scaleIn{0%{transform:scale(0)}to{transform:scale(1)}}.reveal{min-height:100vh;padding:2rem 1rem 3rem;display:flex;flex-direction:column;align-items:center;max-width:760px;margin:0 auto}.reveal-header{width:100%;text-align:center;margin-bottom:2rem}.perfect-badge{font-size:1.5rem;font-weight:700;color:var(--accent-gold);margin-bottom:.3rem;animation:fadeIn .6s ease}.perfect-msg{color:var(--text-secondary);font-size:.95rem;margin-bottom:1.5rem}.comparison-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:2rem 1.5rem;text-align:center;animation:fadeIn .5s ease}.comp-label{font-size:.75rem;text-transform:uppercase;letter-spacing:.1em;color:var(--text-muted);margin-bottom:.4rem}.comp-label.gold{color:var(--accent-gold)}.comp-original{font-size:1.25rem;color:var(--text-primary);margin-bottom:1.2rem;line-height:1.5}.flag-trail-mini{font-size:.85rem;line-height:1.8;color:var(--text-muted);margin-bottom:.3rem;overflow-wrap:break-word}.comp-final{font-size:1.35rem;font-weight:700;color:var(--accent-gold);margin-bottom:1.2rem;line-height:1.5}.word-highlight{margin-bottom:1.5rem;font-size:1rem;line-height:2}.word-preserved{background:#4ecdc42e;color:var(--accent-teal);padding:2px 6px;border-radius:4px}.word-changed{background:#ff6b6b2e;color:var(--accent-coral);padding:2px 6px;border-radius:4px}.drift-score-card{margin-top:.5rem}.drift-number{font-size:3rem;font-weight:700;color:var(--accent-coral);line-height:1;font-variant-numeric:tabular-nums}.drift-caption{font-size:.9rem;color:var(--text-muted);margin-top:.2rem}.drift-verdict{font-family:Playfair Display,Georgia,serif;font-style:italic;font-size:.85rem;margin-top:.4rem}.verdict-perfect{color:var(--accent-gold)}.verdict-low{color:var(--accent-teal)}.verdict-mid{color:var(--text-secondary)}.verdict-high{color:#e0a040}.verdict-extreme{color:var(--accent-coral)}.fun-fact{background:#ffd70014;border:1px solid rgba(255,215,0,.2);border-radius:var(--radius);padding:1rem 1.2rem;color:var(--accent-gold);font-size:.9rem;margin-top:1.2rem;text-align:left}.journey-timeline{width:100%;margin-bottom:2rem}.journey-timeline h3{font-family:Playfair Display,serif;font-size:1.2rem;margin-bottom:1rem;text-align:center;color:var(--text-secondary)}.timeline{display:flex;flex-direction:column;gap:0}.tl-entry{display:flex;gap:1rem;animation:fadeInUp .4s ease both}.tl-entry.tl-original .tl-text{font-weight:600}.tl-marker{display:flex;flex-direction:column;align-items:center;flex-shrink:0;width:36px}.tl-flag{font-size:1.3rem}.tl-line{flex:1;width:2px;background:var(--border);margin-top:4px;min-height:20px}.tl-entry:last-child .tl-line{display:none}.tl-content{padding-bottom:1rem;flex:1;min-width:0}.tl-lang{font-size:.75rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:.06em;margin-bottom:.15rem}.tl-text{font-size:.95rem;color:var(--text-primary);word-break:break-word;line-height:1.5}.tl-translit{font-size:.8rem;color:var(--text-muted);font-style:italic;margin-top:.15rem}.tl-back-translation{font-size:.82rem;color:var(--accent-teal);margin-top:.25rem;padding:.3rem .6rem;background:#4ecdc40f;border-radius:6px;display:inline-block}.tl-drift{font-size:.72rem;font-weight:600;margin-top:.2rem}@keyframes fadeInUp{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}.fade-in-up{animation:fadeInUp .4s ease both}.share-section{display:flex;gap:.6rem;flex-wrap:wrap;justify-content:center;padding:1rem 0}@media(max-width:600px){.title{margin-bottom:1.2rem}.actions{flex-direction:column;align-items:stretch}.station-track{padding:0 32px}.station{min-width:52px}.station-node{width:36px;height:36px}.station-flag{font-size:.95rem}.station-label{font-size:.58rem}.comparison-card{padding:1.2rem 1rem}.comp-original{font-size:1.05rem}.comp-final{font-size:1.1rem}.drift-number{font-size:2.4rem}.share-section{flex-direction:column}.share-section button{width:100%}.journey-controls{flex-direction:row}.journey-error{left:1rem;right:1rem;transform:none}@keyframes slideUp{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}.shimmer-overlay{animation:none!important;background:#4ecdc414}.station-node.active{animation:none!important}.drift-orb{display:none}}