:root{--bg-color: #050505;--text-color: #f0f0f0;--text-muted: rgba(255, 255, 255, .65);--text-subtle: rgba(240, 240, 240, .45);--accent-color: #7928ca;--accent-secondary: #ff0080;--accent-tertiary: #0070f3;--accent-glow: rgba(121, 40, 202, .4);--error-color: #ff3333;--success-color: #00c853;--glass-bg: rgba(20, 20, 20, .6);--glass-border: rgba(255, 255, 255, .08);--glass-highlight: rgba(255, 255, 255, .05);--input-bg: rgba(0, 0, 0, .4);--card-bg: #111111;--toggle-bg: rgba(255, 255, 255, .08);--toggle-hover-bg: rgba(255, 255, 255, .15);--font-family-base: "Inter", system-ui, -apple-system, sans-serif;--font-size-sm: .875rem;--font-size-base: 1rem;--font-size-lg: 1.125rem;--font-size-xl: 2.25rem;--font-size-xxl: 3.5rem;--border-radius: 16px;--container-width: 1200px;--content-width: 1200px;--padding-base: 24px;--padding-lg: 32px;--padding-sm: 12px;--transition-speed: .25s;--transition-ease: cubic-bezier(.4, 0, .2, 1)}.hidden{display:none!important}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-family-base);background-color:var(--bg-color);color:var(--text-color);min-height:100vh;display:flex;flex-direction:column;justify-content:center;align-items:center;overflow-x:hidden;position:relative;transition:opacity .3s ease}body.fonts-loading{opacity:0}body.fonts-loading *{visibility:hidden}h1{font-size:var(--font-size-xxl);font-weight:800;letter-spacing:-2px;background:linear-gradient(to right,#fff,var(--accent-color));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;margin-bottom:5px}@media (max-width: 900px){h1{font-size:2.5rem}}@media (max-width: 600px){h1{font-size:1.6rem}}::-webkit-scrollbar{width:6px;height:6px;background:transparent}::-webkit-scrollbar-track{background:#ffffff05;border-radius:3px}::-webkit-scrollbar-thumb{background:var(--toggle-hover-bg);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--accent-color)}*{scrollbar-width:thin;scrollbar-color:rgba(255,255,255,.15) rgba(255,255,255,.02)}.visualizer-background{position:fixed;top:0;left:0;width:100%;height:100%;z-index:-1;overflow:hidden;background:var(--bg-color)}#canvas-visualizer{width:100%;height:100%;display:block}@keyframes spin{to{transform:rotate(360deg)}}@keyframes pulse-attention{0%{transform:scale(1);box-shadow:0 0 #7928ca66}50%{transform:scale(1.05);box-shadow:0 0 15px 5px #7928ca33}to{transform:scale(1);box-shadow:0 0 #7928ca00}}.container{width:100%;max-width:var(--container-width);padding:var(--padding-base);position:relative;transition:opacity .5s ease,visibility .5s ease}header,main.container,footer:not(.visualizer-background){transition:opacity .5s ease,visibility .5s ease,transform .5s ease}body.zen-mode header,body.zen-mode main.container,body.zen-mode footer:not(.visualizer-background){opacity:0;visibility:hidden;pointer-events:none;transform:translateY(10px)}header.container{position:sticky;top:0;text-align:center;max-width:100%;margin-bottom:16px;z-index:200;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);padding-top:12px;padding-bottom:12px}header.container .lang-switcher{right:max(var(--padding-base),calc((100% - var(--container-width)) / 2 + var(--padding-base)))}.lang-switcher{position:absolute;top:50%;right:var(--padding-base);transform:translateY(-50%);z-index:100;display:flex;align-items:center;gap:10px;flex-shrink:0}#creation-container{width:var(--content-width);margin:0 auto;transition:width var(--transition-speed) var(--transition-ease)}.hero-input-bar{display:flex;flex-direction:column;width:100%;max-width:none;margin:0 auto;padding:15px;border-radius:var(--border-radius);transition:all var(--transition-speed) var(--transition-ease)}.hero-controls{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;width:100%;margin-top:15px;gap:12px;min-height:50px}.hero-actions{display:flex;justify-content:flex-end;align-items:center;min-width:150px;flex-shrink:0}.mode-switch-small{display:flex;align-items:center;flex:1 1 auto;min-width:0;gap:12px}.advanced-section{transition:all .4s cubic-bezier(.25,1,.5,1);max-height:1000px;opacity:1;overflow:hidden;margin-top:20px}.advanced-section.collapsed{max-height:0;opacity:0;margin-top:0;padding-top:0;padding-bottom:0;pointer-events:none}.form-row{display:flex;gap:20px}.form-row .form-group{flex:1}.label-with-action{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}.advanced-section .form-row{display:flex;align-items:center;justify-content:flex-start;gap:40px}.advanced-section .form-row>.form-group:first-child{flex:0 0 auto}.advanced-section .form-row>.duration-row{flex:1}#lyrics-group{transition:all .4s cubic-bezier(.25,1,.5,1);max-height:200px;opacity:1;overflow:hidden;margin-bottom:20px}#lyrics-group.collapsed{max-height:0;opacity:0;margin-bottom:0;padding-top:0;padding-bottom:0;pointer-events:none}#result-section{width:var(--content-width);margin:0 auto 24px;transition:width var(--transition-speed) var(--transition-ease)}#result-section h2{margin-bottom:15px;font-size:1.2rem}.track-item{margin-bottom:20px;border-bottom:1px solid var(--glass-highlight);padding-bottom:20px}.track-item:last-child{border-bottom:none;margin-bottom:0;padding-bottom:0}.track-main{display:flex;gap:20px;align-items:center}.track-content{flex:1;min-width:0}.player-container{display:flex;align-items:center;gap:15px;margin-top:15px;width:100%}.track-actions{display:flex;gap:10px}@media (max-width: 900px){:root{--content-width: 90%;--padding-base: 16px}}@media (max-width: 600px){.container{padding:12px}header{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:10px;margin-bottom:25px;width:100%}header:before{content:"";display:block;width:100%}header h1{grid-column:2;text-align:center;margin-bottom:0;line-height:1.2;white-space:nowrap}.lang-switcher{grid-column:3;justify-self:end;position:static;transform:none;top:auto;right:auto}#creation-container,#result-section{width:100%;margin:0}main.container{padding-left:15px;padding-right:15px}.form-row{flex-direction:column;gap:0}.hero-controls{flex-direction:column;height:auto;gap:15px;margin-top:20px}.hero-actions{width:100%;justify-content:center}.mode-switch-small{width:100%;flex-wrap:wrap;justify-content:space-between}.segmented-control{flex-shrink:0}.duration-wrapper{width:100%;flex:0 0 100%;margin-left:0;min-width:0}.compact-duration{width:100%}.duration-ticks{display:none}.track-main{flex-direction:column;align-items:flex-start}.track-content{width:100%}.player-container{flex-wrap:wrap;gap:10px}.track-actions{width:100%;justify-content:space-around}.advanced-section .form-row{flex-direction:column;align-items:stretch;gap:15px}.advanced-section .form-group{width:100%}}.glass,.glass-panel,.toast,.hero-input-bar,.install-btn,#lang-toggle,#login-btn,.glass-btn,.auth-menu{background:var(--glass-bg);backdrop-filter:blur(16px) saturate(180%);-webkit-backdrop-filter:blur(16px) saturate(180%);border:1px solid var(--glass-border);border-top:1px solid var(--glass-highlight)}.glass-panel{border-radius:var(--border-radius);padding:var(--padding-lg);margin-bottom:24px;box-shadow:0 8px 32px #0006}label{display:block;font-size:.8rem;font-weight:600;margin:0;color:#ffffffb3;text-transform:uppercase;letter-spacing:1px}textarea,input,select{width:100%;background:var(--input-bg);border:1px solid var(--glass-border);border-radius:var(--border-radius);color:var(--text-color);font-family:inherit;font-size:var(--font-size-base);transition:all var(--transition-speed) var(--transition-ease)}textarea{resize:vertical;min-height:80px}textarea:focus,input:focus,select:focus{outline:none;border-color:var(--accent-color);box-shadow:0 0 0 4px #7000ff33}.hero-input-bar:focus-within{background:#00000080;border-color:var(--glass-border);box-shadow:none}.hero-input-bar textarea{width:100%;flex:none;background:transparent;border:none;padding:10px 20px;font-size:var(--font-size-lg);height:100px;min-height:80px;resize:none;box-shadow:none;margin-bottom:15px}.hero-input-bar textarea:focus{box-shadow:none;outline:none;color:#fff}.btn,button{width:100%;background:var(--accent-color);color:#fff;border:none;border-radius:var(--border-radius);padding:15px;font-size:var(--font-size-lg);font-weight:600;cursor:pointer;transition:all var(--transition-speed) var(--transition-ease);display:flex;justify-content:center;align-items:center;box-shadow:0 4px 15px var(--accent-glow)}.btn:hover,button:hover{transform:translateY(-2px);box-shadow:0 6px 20px var(--accent-glow);filter:brightness(1.1)}.btn:active,button:active{transform:translateY(0)}.btn:disabled,button:disabled{opacity:.6;cursor:not-allowed}.install-btn,#lang-toggle,#login-btn{width:auto;padding:0 16px;height:40px;border-radius:12px;font-size:.9rem;box-shadow:none;display:flex;align-items:center;gap:8px;cursor:pointer;transition:all .2s ease}.install-btn{gap:8px}.install-btn:hover,#lang-toggle:hover{background:var(--toggle-hover-bg);color:#fff;box-shadow:0 0 10px var(--accent-glow);transform:translateY(-1px)}.install-btn.pulse{animation:pulse-attention 2s infinite}.segmented-control{display:flex;position:relative;background:var(--toggle-bg);border:1px solid var(--glass-border);border-radius:var(--border-radius);padding:3px;gap:2px;flex-shrink:0}.segment-indicator{position:absolute;top:3px;left:3px;width:calc(50% - 4px);height:calc(100% - 6px);background:linear-gradient(135deg,var(--accent-color),var(--accent-secondary));border-radius:calc(var(--border-radius) - 4px);transition:transform .3s cubic-bezier(.4,0,.2,1);z-index:0;box-shadow:0 2px 8px var(--accent-glow)}.segmented-control.advanced .segment-indicator{transform:translate(calc(100% + 2px))}.segment{position:relative;z-index:1;flex:1;display:flex;align-items:center;justify-content:center;gap:6px;padding:8px 18px;border-radius:calc(var(--border-radius) - 4px);font-size:.85rem;font-weight:600;cursor:pointer;transition:color .25s ease;background:transparent;border:none;color:var(--text-muted);box-shadow:none;white-space:nowrap;width:auto}.segment:hover{color:var(--text-color);transform:none;box-shadow:none;filter:none}.segment.active{color:#fff}.segment-icon{font-size:.9rem;line-height:1}.segment-label{line-height:1}.hero-create-btn{border-radius:var(--border-radius);padding:8px 30px;font-size:.95rem;font-weight:600;cursor:pointer;transition:all var(--transition-speed) var(--transition-ease);width:auto;display:flex;align-items:center;justify-content:center;flex-shrink:0}.hero-create-btn{background:linear-gradient(90deg,var(--accent-color),var(--accent-secondary));color:#fff;border:none;margin-top:0;box-shadow:none}.icon-btn{display:flex;align-items:center;justify-content:center;width:40px;height:40px;background:var(--toggle-bg);border:1px solid var(--glass-border);border-radius:50%;color:var(--text-color);transition:all var(--transition-speed) var(--transition-ease);cursor:pointer;padding:0;box-shadow:none}.icon-btn:hover{background:var(--toggle-hover-bg);transform:translateY(-2px);box-shadow:0 4px 12px #0003}.icon-btn svg{width:20px;height:20px;transition:transform var(--transition-speed) var(--transition-ease)}.download-btn:hover{background:var(--accent-color);color:#fff;box-shadow:0 4px 12px var(--accent-glow)}.delete-btn:hover{background:#ff3b3033;color:var(--error-color);border-color:#ff3b304d}.delete-btn.confirming{background:var(--error-color);color:#fff;border-color:var(--error-color);box-shadow:0 4px 12px #ff3b3066;transform:scale(1.1)}.play-btn{width:36px;height:36px;border-radius:50%;background:var(--accent-color);border:none;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .2s ease;flex-shrink:0;box-shadow:0 4px 10px var(--accent-glow);padding:0;color:#fff}.play-btn:hover{transform:scale(1.05);background:var(--accent-secondary)}.play-btn svg{width:14px;height:14px;fill:currentColor}.toggle-wrapper{display:flex;align-items:center;gap:10px}.toggle-label{font-size:.8rem;color:#ffffffb3;text-transform:uppercase;font-weight:600}.switch{position:relative;display:inline-block;width:40px;height:24px}.switch input{opacity:0;width:0;height:0}.slider{position:absolute;cursor:pointer;top:0;left:0;right:0;bottom:0;background-color:#fff3;transition:.4s;border-radius:var(--border-radius)}.slider:before{position:absolute;content:"";height:18px;width:18px;left:3px;bottom:3px;background-color:#fff;transition:.4s;border-radius:50%}input:checked+.slider{background-color:var(--accent-color)}input:checked+.slider:before{transform:translate(16px)}input:focus+.slider{box-shadow:0 0 1px var(--accent-color)}.advanced-section .toggle-wrapper{height:40px;display:flex;align-items:center}.seek-slider{-webkit-appearance:none;-moz-appearance:none;appearance:none;flex-grow:1;height:4px;border-radius:5px;background:var(--glass-highlight);outline:none;padding:0;margin:0;cursor:pointer;width:100%}.seek-slider::-webkit-slider-thumb{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:12px;height:12px;border-radius:50%;background:#fff;cursor:pointer;box-shadow:0 0 10px #00000080;transition:transform .1s}.seek-slider::-webkit-slider-thumb:hover{transform:scale(1.2)}#duration{flex:1;-webkit-appearance:none;-moz-appearance:none;appearance:none;background:var(--toggle-bg);outline:none;transition:background .2s}#duration::-webkit-slider-thumb{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:18px;height:18px;background:var(--accent-color);border-radius:50%;cursor:pointer;box-shadow:0 0 10px var(--accent-glow);transition:transform .2s}#duration::-webkit-slider-thumb:hover{transform:scale(1.2)}.duration-display{min-width:45px;font-size:.9rem;font-weight:600;color:var(--accent-color);text-align:right}.duration-wrapper{display:flex;flex-direction:column;flex:1;min-width:100px;gap:2px}.compact-duration{display:flex;align-items:center;width:100%}.compact-duration #duration{flex:1}.duration-ticks{display:flex;justify-content:space-between;font-size:.65rem;color:var(--text-subtle);letter-spacing:.02em;padding:0 45px 0 2px}.duration-row{display:flex;align-items:center;gap:15px;margin-bottom:0}.slider-container{flex:1;display:flex;align-items:center;gap:15px}.progress-container{flex:0 0 auto;margin-left:auto;display:flex;flex-direction:column;justify-content:center;width:200px;margin-top:0}.progress-bar{width:100%;height:6px;background:#ffffff1a;border-radius:10px;margin-bottom:4px;overflow:hidden}.progress-fill{height:100%;background:var(--accent-color);width:0%;border-radius:10px;transition:width .2s linear;box-shadow:0 0 10px var(--accent-glow)}.progress-text{font-size:.75rem;color:var(--text-muted);text-align:right;line-height:1}.progress-text span{color:#fff;font-weight:700;margin-left:5px}.toast-container{position:fixed;bottom:30px;right:30px;display:flex;flex-direction:column;gap:15px;z-index:1000;pointer-events:none}.toast{padding:16px 24px;border-radius:var(--border-radius);color:var(--text-color);font-size:var(--font-size-sm);box-shadow:0 10px 30px #00000080;display:flex;align-items:center;gap:12px;min-width:300px;transform:translate(100%);opacity:0;transition:all .4s cubic-bezier(.175,.885,.32,1.275);pointer-events:all;cursor:pointer}.toast.show{transform:translate(0);opacity:1}.toast.error{border-left:4px solid var(--error-color)}.toast.success{border-left:4px solid var(--success-color)}.toast.info{border-left:4px solid var(--accent-color)}.custom-player{display:flex;align-items:center;gap:15px;background:#ffffff08;padding:8px 15px;border-radius:50px;border:1px solid var(--glass-highlight);flex-grow:1;margin-top:0}.progress-wrapper{flex-grow:1;display:flex;align-items:center;gap:10px}.time-display{font-size:.7rem;color:var(--text-muted);font-family:monospace;flex-shrink:0;width:70px;text-align:right}.track-cover,.track-cover-placeholder{width:100px;height:100px;border-radius:12px;object-fit:cover;background:var(--toggle-bg);flex-shrink:0;box-shadow:0 4px 12px #00000080}.track-cover-placeholder{display:flex;align-items:center;justify-content:center;font-size:2rem;color:var(--text-subtle)}.track-title{font-size:1.1rem;font-weight:700;color:#fff;margin-bottom:8px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;display:flex;align-items:center;gap:8px}.title-text{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.title-text.hidden{display:none}.title-input{background:#0006;border:1px solid var(--glass-border);color:#fff;font-size:1rem;font-weight:700;padding:2px 8px;border-radius:4px;max-width:200px;outline:none;height:28px;transition:all .2s ease}.title-input:focus{border-color:var(--accent-color);box-shadow:0 0 5px var(--accent-glow)}.title-input.hidden{display:none}.edit-btn{width:24px;height:24px;background:transparent;border:none;opacity:.5;padding:4px;display:flex;align-items:center;justify-content:center;border-radius:4px;cursor:pointer;transition:all .2s ease}.edit-btn:hover{opacity:1;background:#ffffff1a}.listener-badge{font-size:.7rem;font-weight:600;color:var(--text-muted);background:#ffffff14;border:1px solid var(--glass-border);border-radius:20px;padding:2px 8px;white-space:nowrap;flex-shrink:0}.track-details{margin-top:15px;background:#0003;border-radius:var(--border-radius);padding:15px;overflow:hidden;transition:all .3s cubic-bezier(.4,0,.2,1);max-height:80vh;overflow-y:auto;opacity:1}.track-details.collapsed{margin-top:0;padding:0 15px;max-height:0;opacity:0}.detail-row{margin-bottom:10px}.detail-row:last-child{margin-bottom:0}.detail-label{display:block;font-size:.75rem;color:var(--text-muted);text-transform:uppercase;margin-bottom:4px;font-weight:600}.detail-text{font-size:.9rem;color:#ffffffe6;line-height:1.4}.detail-meta{margin-top:10px;padding-top:10px;border-top:1px solid var(--glass-highlight);font-size:.8rem;color:var(--text-subtle);text-align:right}@media (max-width: 600px){.install-btn{width:40px;height:40px;padding:0;justify-content:center}.install-btn .btn-text{display:none}.install-btn .btn-icon{font-size:1.2rem;line-height:1}.glass-panel{padding:20px}.toast-container{left:20px;right:20px;bottom:20px}.toast{min-width:0;width:100%}.advanced-section .toggle-wrapper{display:flex;justify-content:space-between;width:100%;padding:12px;background:#ffffff0d;border-radius:var(--border-radius);border:1px solid var(--glass-border)}.duration-ticks{display:none}.duration-row{flex-direction:column;align-items:stretch;gap:10px;background:#ffffff0d;padding:12px;border-radius:var(--border-radius);border:1px solid var(--glass-border)}.duration-row label{margin-bottom:5px}.slider-container{width:100%;justify-content:space-between}.hero-create-btn{width:100%}.segmented-control{min-width:0}.segment{padding:8px 14px;font-size:.8rem}.segment-icon{font-size:.85rem}.progress-container{width:100%!important;margin-left:0;margin-top:10px}.track-cover,.track-cover-placeholder{width:100%;height:auto;aspect-ratio:1/1;margin-bottom:15px}.custom-player{width:100%}.icon-btn{flex-grow:0;width:40px;height:40px}.auth-menu{width:calc(100vw - 40px);max-width:280px}}#user-profile{display:flex;align-items:center;gap:12px}.user-avatar{width:32px;height:32px;border-radius:50%;border:1px solid var(--glass-border);background:var(--glass-bg)}.user-name{font-size:.9rem;color:var(--text-color);max-width:120px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;opacity:.8}#login-btn{background:var(--glass-bg)}#login-btn .btn-icon{font-size:.9rem}#login-btn:hover{background:var(--glass-highlight);transform:translateY(-1px)}.auth-dropdown{position:relative;display:inline-block}.auth-menu{position:absolute;top:calc(100% + 10px);right:0;width:240px;padding:10px;border-radius:14px;z-index:1000;box-shadow:0 15px 50px #0009;animation:slideIn .25s cubic-bezier(.4,0,.2,1);transform-origin:top right}.auth-menu.hidden{display:none}@keyframes slideIn{0%{opacity:0;transform:translateY(-10px) scale(.95)}to{opacity:1;transform:translateY(0) scale(1)}}.auth-menu-header{padding:8px 12px;font-size:.7rem;font-weight:800;color:var(--text-color);opacity:.5;text-transform:uppercase;letter-spacing:.12em;border-bottom:1px solid var(--glass-border);margin-bottom:10px}.provider-btn{width:100%;display:flex;align-items:center;gap:12px;padding:12px 14px;border:none;background:#ffffff08;color:var(--text-color);border-radius:10px;cursor:pointer;transition:all .2s cubic-bezier(.4,0,.2,1);font-weight:500;text-align:left;margin-bottom:4px}.provider-btn:last-child{margin-bottom:0}.provider-btn:hover{background:#ffffff1f;transform:translateY(-1px);box-shadow:0 4px 12px #0003}.provider-btn svg{flex-shrink:0}@media (max-width: 600px){.user-name{display:none}}