@import"https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap";:root{--primary-hue: 260;--primary-sat: 85%;--primary-light: 60%;--bg-dark: hsl(240, 25%, 8%);--bg-dark-alt: hsl(240, 20%, 12%);--bg-glass: hsla(240, 25%, 18%, .6);--border-glass: hsla(var(--primary-hue), var(--primary-sat), var(--primary-light), .2);--accent-1: hsl(var(--primary-hue), var(--primary-sat), var(--primary-light));--accent-2: hsl(180, 80%, 55%);--accent-3: hsl(320, 75%, 60%);--text-primary: hsl(0, 0%, 95%);--text-secondary: hsl(0, 0%, 70%);--text-tertiary: hsl(0, 0%, 50%);--gradient-1: linear-gradient(135deg, var(--accent-1), var(--accent-2));--gradient-2: linear-gradient(135deg, var(--accent-2), var(--accent-3));--gradient-bg: linear-gradient(180deg, var(--bg-dark) 0%, var(--bg-dark-alt) 100%);--shadow-sm: 0 2px 8px hsla(0, 0%, 0%, .3);--shadow-md: 0 4px 16px hsla(0, 0%, 0%, .4);--shadow-lg: 0 8px 32px hsla(0, 0%, 0%, .5);--shadow-glow: 0 0 20px hsla(var(--primary-hue), var(--primary-sat), var(--primary-light), .3);--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--transition-fast: .15s cubic-bezier(.4, 0, .2, 1);--transition-base: .25s cubic-bezier(.4, 0, .2, 1);--transition-slow: .4s cubic-bezier(.4, 0, .2, 1)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:var(--gradient-bg);color:var(--text-primary);line-height:1.6;min-height:100vh;min-height:100dvh;overflow-x:hidden}body:before{content:"";position:fixed;top:0;left:0;width:100%;height:100%;background:radial-gradient(circle at 20% 30%,hsla(var(--primary-hue),80%,50%,.15) 0%,transparent 50%),radial-gradient(circle at 80% 70%,hsla(180,80%,50%,.1) 0%,transparent 50%),radial-gradient(circle at 50% 50%,hsla(320,75%,50%,.08) 0%,transparent 50%);pointer-events:none;z-index:0}#root{position:relative;z-index:1}.glass-card{background:var(--bg-glass);backdrop-filter:blur(20px) saturate(180%);-webkit-backdrop-filter:blur(20px) saturate(180%);border:1px solid var(--border-glass);border-radius:var(--radius-lg);padding:1.5rem;box-shadow:var(--shadow-md);transition:all var(--transition-base)}.glass-card:hover{border-color:hsla(var(--primary-hue),var(--primary-sat),var(--primary-light),.4);box-shadow:var(--shadow-lg),var(--shadow-glow);transform:translateY(-2px)}input[type=number],input[type=text]{background:#131320cc;border:1px solid var(--border-glass);border-radius:var(--radius-sm);color:var(--text-primary);padding:.6rem .9rem;font-family:inherit;font-size:.95rem;width:100%;transition:all var(--transition-fast)}input[type=number]:focus,input[type=text]:focus{outline:none;border-color:var(--accent-1);box-shadow:0 0 0 3px hsla(var(--primary-hue),var(--primary-sat),var(--primary-light),.15)}input[type=checkbox]{appearance:none;width:20px;height:20px;background:#131320cc;border:2px solid var(--border-glass);border-radius:4px;cursor:pointer;position:relative;transition:all var(--transition-fast)}input[type=checkbox]:checked{background:var(--gradient-1);border-color:var(--accent-1)}input[type=checkbox]:checked:after{content:"✓";position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);color:#fff;font-size:14px;font-weight:600}button{background:var(--gradient-1);border:none;border-radius:var(--radius-md);color:#fff;padding:.75rem 1.5rem;font-family:inherit;font-size:.95rem;font-weight:600;cursor:pointer;transition:all var(--transition-base);box-shadow:var(--shadow-sm);position:relative;overflow:hidden}button:before{content:"";position:absolute;top:50%;left:50%;width:0;height:0;border-radius:50%;background:#fff3;transform:translate(-50%,-50%);transition:width var(--transition-slow),height var(--transition-slow)}button:hover:before{width:300px;height:300px}button:hover{transform:translateY(-2px);box-shadow:var(--shadow-md),var(--shadow-glow)}button:active{transform:translateY(0)}button.secondary{background:var(--gradient-2)}button.danger{background:linear-gradient(135deg,#dd3c3c,#d9269d)}button.preset{background:linear-gradient(135deg,#eead2b,#ecec13);box-shadow:var(--shadow-sm),0 0 15px #eead2b4d}button:disabled{opacity:.5;cursor:not-allowed;transform:none}label{display:block;color:var(--text-secondary);font-size:.85rem;font-weight:500;margin-bottom:.4rem;text-transform:uppercase;letter-spacing:.5px}.form-group{margin-bottom:1.25rem}.form-row{display:flex;gap:1rem;align-items:center}.form-row .form-group{flex:1}.checkbox-group{display:flex;align-items:center;gap:.6rem}.checkbox-group label{margin:0;text-transform:none;font-size:.9rem;cursor:pointer}h1{font-size:2.5rem;font-weight:700;background:var(--gradient-1);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:.5rem;letter-spacing:-1px}h2{font-size:1.5rem;font-weight:600;margin-bottom:1rem;color:var(--text-primary)}h3{font-size:1.15rem;font-weight:600;margin-bottom:.75rem;color:var(--text-secondary)}.text-secondary{color:var(--text-secondary)}.text-tertiary{color:var(--text-tertiary)}.mb-1{margin-bottom:.5rem}.mb-2{margin-bottom:1rem}.mb-3{margin-bottom:1.5rem}.mb-4{margin-bottom:2rem}.mt-1{margin-top:.5rem}.mt-2{margin-top:1rem}.mt-3{margin-top:1.5rem}.mt-4{margin-top:2rem}.grid{display:grid;gap:1.5rem}.grid-2{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}@media(max-width:768px){h1{font-size:2rem}.glass-card{padding:1.25rem}.form-row{flex-direction:column}}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.fade-in{animation:fadeIn var(--transition-base) ease-out}.status-indicator{display:inline-block;width:10px;height:10px;border-radius:50%;background:var(--accent-2);box-shadow:0 0 10px var(--accent-2);animation:pulse 2s ease-in-out infinite}@keyframes pulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.7;transform:scale(1.1)}}.app-container{display:flex;flex-direction:column;min-height:100vh;min-height:100dvh;padding-bottom:80px}.app-header{text-align:center;padding:2rem 1rem 1rem}.status-bar{margin-top:1rem;display:flex;align-items:center;justify-content:center;gap:.5rem}.audio-alert{margin-top:1rem;display:flex;align-items:center;justify-content:center;gap:.75rem;flex-wrap:wrap;padding:.6rem .9rem;border-radius:var(--radius-md);border:1px solid hsla(40,85%,55%,.4);background:#47310659;color:#f5d189;font-size:.85rem}.app-layout{display:flex;flex:1;max-width:1400px;margin:0 auto;width:100%;padding:0 1rem}.sidebar-nav{display:none;flex-direction:column;gap:.75rem;width:180px;padding-right:1.5rem}.nav-button{display:flex;flex-direction:column;align-items:center;gap:.5rem;padding:1rem;background:var(--bg-glass);border:1px solid var(--border-glass);border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-base);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.nav-button:hover{transform:translate(5px);border-color:var(--accent-1);background:#2a2a4699}.nav-button.active{background:var(--gradient-1);border-color:var(--accent-1);box-shadow:var(--shadow-glow)}.nav-icon{font-size:1.5rem}.nav-label{font-size:.9rem;font-weight:500}.bottom-nav{position:fixed;bottom:0;left:0;right:0;display:flex;justify-content:space-around;background:var(--bg-glass);backdrop-filter:blur(20px) saturate(180%);-webkit-backdrop-filter:blur(20px) saturate(180%);border-top:1px solid var(--border-glass);padding:.75rem 0;z-index:100}.bottom-nav .nav-button{background:transparent;border:none;padding:.5rem 1rem;min-width:80px}.bottom-nav .nav-button.active{background:transparent;border:none;box-shadow:none}.bottom-nav .nav-button.active .nav-icon{filter:drop-shadow(0 0 8px var(--accent-1))}.bottom-nav .nav-button.active .nav-label{color:var(--accent-1)}.page-content{flex:1;max-width:600px}.page-card{min-height:400px}.error-message{background:#d9262626;border:1px solid hsla(0,70%,50%,.4);border-radius:var(--radius-sm);padding:.75rem 1rem;margin-bottom:1rem;color:#e87d7d;font-size:.9rem}.composite-list{max-height:350px;overflow-y:auto;margin-bottom:1rem;padding-right:.5rem}.composite-list::-webkit-scrollbar{width:8px}.composite-list::-webkit-scrollbar-track{background:#13132080;border-radius:4px}.composite-list::-webkit-scrollbar-thumb{background:var(--border-glass);border-radius:4px}.composite-list::-webkit-scrollbar-thumb:hover{background:var(--accent-1)}.composite-row{display:flex;align-items:center;gap:.5rem;margin-bottom:.5rem;padding:.5rem;background:#1d1d3080;border-radius:var(--radius-sm)}.composite-row input{flex:1;min-width:0}.composite-row input:last-of-type{flex:0 0 80px}.freq-label{color:var(--text-tertiary);font-size:.85rem;min-width:25px}.btn-icon{padding:.4rem .6rem;font-size:.85rem;flex-shrink:0}.btn-small{padding:.6rem 1rem;font-size:.9rem}.button-group{display:flex;gap:.75rem;flex-wrap:wrap}.button-group button{flex:1;min-width:150px}.waveform-container{margin:1rem 0;padding:.75rem;background:#13132099;border-radius:var(--radius-md);border:1px solid var(--border-glass)}.waveform-container h4{margin:0 0 .5rem;font-size:.8rem;color:var(--text-tertiary);font-weight:400;text-transform:uppercase;letter-spacing:.05em}.waveform-canvas{width:100%;height:100px;border-radius:var(--radius-sm)}.app-footer{text-align:center;padding:2rem 1rem;margin-top:2rem;border-top:1px solid var(--border-glass);font-size:.85rem}.debug-panel{margin:1rem auto 0;max-width:520px;text-align:left;font-size:.75rem;color:var(--text-tertiary);background:#17172699;border:1px solid var(--border-glass);border-radius:var(--radius-md);padding:.75rem 1rem;display:grid;gap:.35rem}@media(min-width:769px){.app-container{padding-bottom:0}.sidebar-nav{display:flex}.bottom-nav{display:none}.page-content{margin-left:0}}@media(max-width:768px){.app-header{padding:1.5rem 1rem 1rem}h1{font-size:2rem}.button-group{flex-direction:column}.button-group button{width:100%}}