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var(--border);background:var(--surface);max-width:calc(100vw - 32px);color:var(--ink);box-shadow:var(--shadow);opacity:0;pointer-events:none;border-radius:99px;padding:12px 18px;font-size:12px;font-weight:750;transition:opacity .2s,transform .2s;position:fixed;transform:translate(-50%,12px)}.toast--visible{opacity:1;transform:translate(-50%)}html[data-theme=dark] body{background:var(--canvas)}html[data-theme=dark] button:focus-visible{outline-color:#79d2f3}html[data-theme=dark] a:focus-visible{outline-color:#79d2f3}html[data-theme=dark] [role=button]:focus-visible{outline-color:#79d2f3}html[data-theme=dark] audio:focus-visible{outline-color:#79d2f3}html[data-theme=dark] .support-button,html[data-theme=dark] .share-button,html[data-theme=dark] .theme-button,html[data-theme=dark] .language-control select{color:var(--ink);background:#102833}html[data-theme=dark] .support-button{background:linear-gradient(135deg,#39232b,#102d39)}html[data-theme=dark] .support-button span{color:#f2a5b7}html[data-theme=dark] .support-button:hover,html[data-theme=dark] .share-button:hover,html[data-theme=dark] .theme-button:hover,html[data-theme=dark] .language-control select:hover{background:#183846}html[data-theme=dark] .hero:before{background:radial-gradient(circle at 75% 43%, #267ca157, transparent 27%), radial-gradient(circle at 12% 60%, #2570573d, transparent 26%), linear-gradient(180deg, #0a1b24 0%, var(--canvas) 100%)}html[data-theme=dark] .eyebrow{color:#8ccde8}html[data-theme=dark] .hero h1,html[data-theme=dark] .section-heading h2,html[data-theme=dark] .step-label:first-child{color:#e8f7fd}html[data-theme=dark] .hero h1 span{color:#72ccef}html[data-theme=dark] .studio-section{background:#091820}html[data-theme=dark] .studio-shell{border-color:#31515e}html[data-theme=dark] .studio-topbar{color:#a9c5d0;background:#15323e;border-color:#2b4b58}html[data-theme=dark] .sidebar{background:#0c1d26;border-color:#284551}html[data-theme=dark] .step-label{color:#99b0ba}html[data-theme=dark] .step-label b,html[data-theme=dark] .local-lock{border-color:#31515d}html[data-theme=dark] .step-label:first-child b{background:#2d7897;border-color:#3a91b3}html[data-theme=dark] .workspace{background:#0d2029}html[data-theme=dark] .dropzone{background:radial-gradient(circle,#194b5e7a,#0d2029a6 64%);border-color:#3c7388}html[data-theme=dark] .dropzone:hover,html[data-theme=dark] .dropzone--active{background:#12313e;border-color:#68c2e7}html[data-theme=dark] .dropzone__icon,html[data-theme=dark] .file-icon{color:#78d0f1;background:#173c4b}html[data-theme=dark] .dropzone small{color:#9bd7c3;background:#15382f}html[data-theme=dark] .track-card,html[data-theme=dark] .preset,html[data-theme=dark] .metric,html[data-theme=dark] .result-stats>div,html[data-theme=dark] .inspector__note{background:#102630;border-color:#2c4b57}html[data-theme=dark] .preset--active{background:#153a49;border-color:#69c4e7}html[data-theme=dark] .preset b em{color:#f3fbff;background:#347d98}html[data-theme=dark] .progress-card{background:#102b37;border-color:#315464}html[data-theme=dark] .progress-track{background:#25414c}html[data-theme=dark] .result-card{background:linear-gradient(135deg,#102c27,#102733);border-color:#397a65}html[data-theme=dark] .result-actions button{color:var(--ink);background:#1d3a47}html[data-theme=dark] .error-card{color:#ffdbe3;background:#361f27;border-color:#754251}html[data-theme=dark] .inspector{background:#0b1b23;border-color:#294753}html[data-theme=dark] .inspector li,html[data-theme=dark] .inspector__title{border-color:#29434e}html[data-theme=dark] .how article{background:#112a34c7}html[data-theme=dark] .primary,html[data-theme=dark] .master-button,html[data-theme=dark] .download{color:#071a22;background:#73cbed}html[data-theme=dark] .master-button b{color:#174355}html[data-theme=dark] footer{background:#041016}[lang=ko] .hero__copy>p{word-break:keep-all}[lang=ja] .hero__copy>p,[lang=zh-Hans] .hero__copy>p{line-break:strict;overflow-wrap:anywhere}@media (max-width:1120px){.nav-link{display:none}}@media (max-width:1000px){.hero{grid-template-columns:1fr .72fr;gap:20px}.vinyl-card{width:330px}.studio-grid{grid-template-columns:86px minmax(0,1fr)}.inspector{display:none}}@media (max-width:760px){.site-header{gap:8px;width:calc(100% - 24px);height:76px}.site-header nav{gap:6px}.site-header .nav-link,.share-button{display:none}.brand span{font-size:14px}.brand img{width:32px;height:32px}.brand em{display:none}.support-button{min-height:40px;padding:0 10px;font-size:10px}.language-control select{width:76px;min-height:40px;padding:0 20px 0 8px}.theme-button{width:40px;min-width:40px;min-height:40px;padding:0}.theme-button b{display:none}.hero{grid-template-columns:1fr;width:calc(100% - 34px);min-height:auto;padding:60px 0 80px}.hero h1{font-size:46px}.hero__copy>p{font-size:14px}.hero__visual{display:none}.hero__actions{flex-direction:column;align-items:flex-start}.studio-section{padding:70px 12px 80px}.section-heading{align-items:start}.section-heading>p{display:none}.section-heading h2{font-size:26px}.studio-grid{min-height:auto;display:block}.sidebar{display:none}.workspace{padding:15px}.dropzone{min-height:440px}.preset-grid,.meters-row{grid-template-columns:1fr}.preset{min-height:60px}.track-card__meta{grid-template-columns:auto minmax(0,1fr)}.track-card__meta button{grid-column:2;justify-self:start}.result-stats{grid-template-columns:1fr}.how{padding:70px 17px}.how-grid{grid-template-columns:1fr}footer{text-align:center;grid-template-columns:1fr}footer .brand{justify-content:center}}@media (max-width:520px){.site-header .brand span{display:none}.site-header .brand{flex:none}.support-button{min-width:82px}.hero h1{font-size:clamp(39px,12vw,48px)}.result-actions{flex-direction:column}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition:none!important}}@property --tw-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-shadow-color{syntax:"*";inherits:false}@property --tw-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-inset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-shadow-color{syntax:"*";inherits:false}@property --tw-inset-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-ring-color{syntax:"*";inherits:false}@property --tw-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-ring-color{syntax:"*";inherits:false}@property --tw-inset-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-ring-inset{syntax:"*";inherits:false}@property --tw-ring-offset-width{syntax:"<length>";inherits:false;initial-value:0}@property --tw-ring-offset-color{syntax:"*";inherits:false;initial-value:#fff}@property --tw-ring-offset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}