@import"https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;600;800&display=swap";.file-input-wrapper{position:relative;text-align:center;margin-bottom:1rem}.btn-upload{background:#4f46e526;border:1px solid rgba(79,70,229,.3);color:var(--text-main);padding:1.2rem 2.5rem;font-size:1.2rem;border-radius:16px;cursor:pointer;transition:all .3s ease;font-family:inherit;font-weight:600;width:100%}.btn-upload:hover{background:#4f46e540;box-shadow:0 0 20px #4f46e566}.btn-upload:disabled{opacity:.5;cursor:not-allowed}.hidden-input{display:none}.file-name{color:var(--accent);text-align:center;font-weight:500;margin-top:-.5rem}.extract-mode-toggle{display:flex;background:#0003;border-radius:30px;padding:4px;margin-bottom:1.5rem;border:1px solid var(--glass-border)}[data-theme=light] .extract-mode-toggle{background:#0000000d}.mode-btn{flex:1;background:transparent;color:var(--text-sub);border:none;padding:.75rem 1rem;border-radius:26px;font-weight:600;font-size:1rem;cursor:pointer;transition:all .3s ease}.mode-btn:disabled{cursor:not-allowed;opacity:.5}.mode-btn.active{background:var(--primary);color:#fff;box-shadow:0 4px 12px #6366f166}.preset-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:12px;margin:1.5rem 0}.preset-card{background:#ffffff08;border:1px solid var(--glass-border);border-radius:12px;padding:1rem;color:var(--text-main);font-family:inherit;font-weight:600;cursor:pointer;transition:all .2s ease}[data-theme=light] .preset-card{background:#00000005}.preset-card:hover:not(:disabled){background:#ffffff1a}[data-theme=light] .preset-card:hover:not(:disabled){background:#0000000d}.preset-card.active{background:var(--primary);color:#fff;border-color:var(--primary-hover);box-shadow:0 4px 15px #4f46e566}.preset-card:disabled{opacity:.3;cursor:not-allowed}.sliders{display:flex;flex-direction:column;gap:1.25rem}.slider-row{background:#00000026;padding:1rem 1.5rem;border-radius:16px;border:1px solid var(--glass-border)}[data-theme=light] .slider-row{background:#00000008}.slider-info{display:flex;justify-content:space-between;margin-bottom:.75rem;font-weight:600}.s-val{color:var(--accent)}.custom-range{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:100%;background:transparent}.custom-range::-webkit-slider-thumb{-webkit-appearance:none;-moz-appearance:none;appearance:none;height:20px;width:20px;border-radius:50%;background:#fff;cursor:pointer;margin-top:-8px;box-shadow:0 0 10px #00000080;border:2px solid var(--primary)}.custom-range::-webkit-slider-runnable-track{width:100%;height:6px;cursor:pointer;background:#78787866;border-radius:4px}.custom-range:focus{outline:none}.custom-range:disabled::-webkit-slider-thumb{background:#cbd5e1;border-color:#94a3b8}.action-area{margin-top:2rem;text-align:center;position:relative}.btn-primary{background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;border:none;padding:1rem 2rem;font-size:1.25rem;font-weight:800;border-radius:30px;cursor:pointer;transition:transform .2s,box-shadow .2s;box-shadow:0 4px 15px #ec48994d;font-family:inherit;width:100%}.btn-primary:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 8px 25px #ec489980}.btn-primary:active:not(:disabled){transform:translateY(1px)}.btn-primary:disabled{opacity:.5;cursor:not-allowed;background:#94a3b8;box-shadow:none}.progress-container{height:4px;background:#78787833;border-radius:4px;margin-top:1rem;overflow:hidden;opacity:0;transition:opacity .3s}.progress-container.visible{opacity:1}.progress-bar{height:100%;background:linear-gradient(90deg,#38bdf8,var(--accent));transition:width .1s linear}.status-message{margin-top:1rem;text-align:center;font-size:.95rem;color:var(--primary);height:24px;font-weight:600}.status-message.error{color:#ef4444}.player-container{margin-top:1.5rem;background:#0003;border-radius:20px;padding:1.5rem;position:relative;border:1px solid var(--glass-border)}[data-theme=light] .player-container{background:#0000000d}.visualizer-wrapper{position:relative;width:100%;height:100px;background:var(--canvas-bg);border-radius:12px;margin-bottom:1rem;overflow:hidden;display:flex;align-items:center;justify-content:center}.visualizer{width:100%;height:100%;display:block}.visualizer-overlay{position:absolute;color:#fff;font-size:.9rem;font-weight:600;background:#00000080;padding:4px 12px;border-radius:20px;pointer-events:none}.custom-audio{width:100%;height:48px;border-radius:50px}.custom-audio::-webkit-media-controls-panel{background:var(--glass-bg)}.time-badge{position:absolute;top:1.5rem;right:2rem;background:#0006;color:#fff;padding:4px 10px;border-radius:12px;font-size:.8rem;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px)}.result-section{text-align:center;border-color:#10b9814d;box-shadow:0 0 30px #10b9811a}.btn-success{background:linear-gradient(135deg,#10b981,#059669);color:#fff;border:none;padding:1rem 2rem;font-size:1.1rem;font-weight:800;border-radius:30px;cursor:pointer;margin-top:1.5rem;box-shadow:0 4px 15px #10b9814d;transition:all .2s ease;font-family:inherit}.btn-success:hover{transform:translateY(-2px);box-shadow:0 8px 25px #10b98180}.firework{font-size:1.5rem;font-weight:800;color:#10b981}.footer-glass{margin-top:3rem;padding:1rem;text-align:center;color:var(--text-sub);font-size:.9rem}:root{--bg-color: #0f172a;--glass-bg: rgba(30, 41, 59, .45);--glass-border: rgba(255, 255, 255, .08);--glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, .37);--primary: #4f46e5;--primary-hover: #4338ca;--accent: #ec4899;--text-main: #f8fafc;--text-sub: #94a3b8;--canvas-bg: rgba(18, 18, 20, .4)}[data-theme=light]{--bg-color: #f1f5f9;--glass-bg: rgba(255, 255, 255, .6);--glass-border: rgba(255, 255, 255, .5);--glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, .1);--primary: #6366f1;--primary-hover: #4f46e5;--accent: #f43f5e;--text-main: #0f172a;--text-sub: #475569;--canvas-bg: rgba(241, 245, 249, .6)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Outfit,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background-color:var(--bg-color);color:var(--text-main);line-height:1.5;overflow-x:hidden;-webkit-font-smoothing:antialiased;transition:background-color .4s ease,color .4s ease}.bg-shape{position:fixed;filter:blur(80px);z-index:-1;opacity:.5;border-radius:50%;animation:float 20s infinite alternate ease-in-out}.shape1{top:-10%;left:-10%;width:50vw;height:50vw;background:var(--primary);animation-delay:0s}.shape2{bottom:-20%;right:-10%;width:60vw;height:60vw;background:var(--accent);animation-delay:-5s}.shape3{top:40%;left:60%;width:40vw;height:40vw;background:#06b6d4;animation-delay:-10s}@keyframes float{0%{transform:translate(0) scale(1)}50%{transform:translate(5%,10%) scale(1.1)}to{transform:translate(-5%,-5%) scale(.95)}}.app-container{min-height:100vh;display:flex;flex-direction:column;align-items:center;padding:2rem 1rem}.top-bar{width:100%;max-width:800px;display:flex;justify-content:flex-end;margin-bottom:1rem;z-index:10}.theme-toggle{background:var(--glass-bg);border:1px solid var(--glass-border);color:var(--text-main);padding:.5rem 1rem;border-radius:20px;cursor:pointer;font-family:inherit;font-weight:600;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);transition:transform .2s,background .2s}.theme-toggle:hover{transform:scale(1.05);background:var(--primary);color:#fff}.content{width:100%;max-width:800px;display:flex;flex-direction:column;gap:1.5rem;z-index:1}.glass-panel{background:var(--glass-bg);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid var(--glass-border);box-shadow:var(--glass-shadow);border-radius:24px;padding:2rem;transition:transform .3s ease,box-shadow .3s ease,background .4s ease,border-color .4s ease}.glass-panel:hover{box-shadow:0 12px 40px #00000073}[data-theme=light] .glass-panel:hover{box-shadow:0 12px 40px #1f268726}.text-center{text-align:center}h1.title{font-size:2.8rem;font-weight:800;background:linear-gradient(135deg,var(--text-main),var(--primary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:.5rem;letter-spacing:-.02em}.badge{display:inline-block;background:linear-gradient(90deg,var(--accent),var(--primary));padding:4px 12px;border-radius:20px;font-size:.75rem;font-weight:800;text-transform:uppercase;letter-spacing:1px;margin-bottom:1rem;box-shadow:0 0 20px #ec489966;color:#fff}.subtitle{color:var(--text-sub);font-size:1.1rem}.animate-fade-in{animation:fadeIn .5s ease backwards}.animate-slide-up{animation:slideUp .6s cubic-bezier(.16,1,.3,1) backwards}.animate-bounce-in{animation:bounceIn .6s cubic-bezier(.68,-.55,.26,1.55) backwards}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes bounceIn{0%{transform:scale(.8);opacity:0}80%{transform:scale(1.05);opacity:1}to{transform:scale(1);opacity:1}}