@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700;800&family=Noto+Sans+KR:wght@400;500;600;700;800&display=swap');
:root{color-scheme:dark;--bg:#0d1114;--panel:#151b20;--raised:#1b242b;--line:#2b363e;--text:#ebf1ef;--muted:#919eaa;--green:#b8edb2;--amber:#e8c887;--font:'Manrope','Noto Sans KR',system-ui,sans-serif;font-family:var(--font);background:var(--bg);color:var(--text)}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:90px}body{margin:0}button,input,select,textarea{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}:where(button,a,input,select,textarea,summary):focus-visible{outline:2px solid var(--green);outline-offset:4px}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.5}a{color:inherit;text-decoration:none}button{color:inherit}button svg{flex-shrink:0}h1,h2,h3,h4,p{margin:0}[hidden]{display:none!important}::selection{background:#b8edb240;color:#fff}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}.skip-link{position:fixed;top:-100px;left:20px;padding:12px;background:var(--green);color:#162b22;z-index:100}.skip-link:focus{top:10px}
.site-header{width:min(1400px,calc(100% - 72px));margin:auto;height:86px;display:flex;align-items:center;border-bottom:1px solid var(--line);gap:24px}.brand{display:inline-flex;align-items:center;gap:10px;font-size:23px;font-weight:800;letter-spacing:-1px}.brand-dot{color:var(--green)}.site-header nav{display:flex;gap:30px;margin-left:auto;color:#afbbc4;font-size:13px}.site-header nav a:hover{color:var(--green)}.alpha-badge{display:inline-flex;align-items:center;gap:7px;color:var(--muted);font-size:10px;font-weight:700;letter-spacing:1px;border:1px solid var(--line);border-radius:5px;padding:7px 10px}.alpha-badge>span{width:5px;height:5px;background:var(--green);border-radius:50%}
main{width:min(1400px,calc(100% - 72px));margin:auto}.hero{display:flex;justify-content:space-between;align-items:center;gap:48px;padding:66px 0 62px}.eyebrow,.small-label,.tiny-tag{font-size:10px;font-weight:700;letter-spacing:1.5px;color:var(--green)}.eyebrow{margin-bottom:22px}.hero h1{font-size:clamp(36px,4.3vw,59px);font-weight:700;line-height:1.22;letter-spacing:-2.8px;text-wrap:balance}.hero h1 span{color:var(--green)}.hero-description{color:var(--muted);font-size:14px;line-height:1.9;margin-top:23px}.hero-side{min-width:265px;border-left:1px solid var(--line);padding:15px 0 15px 32px}.small-label{color:var(--muted);font-size:9px}.flow-steps{display:flex;align-items:center;gap:12px;margin:21px 0}.flow-steps span{display:flex;flex-direction:column;gap:8px;font-size:13px;min-width:46px}.flow-steps i{font-style:normal;color:var(--green);font-size:10px}.flow-steps b{color:#46555f;font-weight:400}.hero-side p{font-size:12px;line-height:1.85;color:var(--muted)}
.section-bar{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:0 0 18px}.section-bar>div{display:flex;align-items:center;gap:13px}.tiny-tag{color:#91a19a;font-size:9px;border:1px solid var(--line);border-radius:4px;padding:5px 7px;letter-spacing:1px}.section-bar h2{font-size:18px;font-weight:650;letter-spacing:-.6px}.engine-pill{font-size:11px;display:inline-flex;align-items:center;gap:7px;color:var(--muted)}.engine-pill i{width:6px;height:6px;border-radius:50%;background:#697782}.engine-pill.connected{color:var(--green)}.engine-pill.connected i{background:var(--green)}.engine-pill.failed{color:var(--amber)}.engine-pill.failed i{background:var(--amber)}
.workspace-grid{display:grid;grid-template-columns:320px minmax(0,1fr);gap:18px;align-items:start}.sidebar{display:grid;gap:16px}.upload-card,.history-card,.editor-card{background:var(--panel);border:1px solid var(--line);border-radius:12px;min-width:0}.upload-card,.history-card{padding:22px}.card-heading{display:flex;align-items:center;gap:10px}.card-heading h3{font-size:13px;letter-spacing:-.3px;font-weight:650}.step-number{display:inline-flex;align-items:center;justify-content:center;min-width:22px;height:22px;border:1px solid #b8edb235;border-radius:5px;color:var(--green);font-size:10px}.drop-zone{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:11px;border:1px dashed #53665b;border-radius:8px;padding:29px 16px;background:#b8edb204;margin:20px 0 9px;text-align:center;cursor:pointer;min-height:149px;transition:background .15s,border-color .15s}.drop-zone:hover,.drop-zone.dragging{background:#b8edb20d;border-color:var(--green)}.drop-zone svg{color:var(--green);margin-bottom:2px}.drop-zone strong{font-size:12px;font-weight:600;overflow-wrap:anywhere;max-width:100%}.drop-zone span{font-size:10px;color:var(--muted);max-width:100%;overflow-wrap:anywhere}.drop-zone input{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}.upload-limit{font-size:10px;color:#81919d;margin-bottom:19px}.field-label{display:block;font-size:11px;color:#a7b4bd;margin:15px 0 7px}input[type=text],input[type=number],select,textarea{width:100%;border:1px solid #334049;border-radius:6px;background:#10171c;color:var(--text);padding:10px 11px;min-width:0;font-size:12px}input::placeholder,textarea::placeholder{color:#71818e}select{height:40px;padding-right:4px}.field-pair{display:grid;grid-template-columns:1fr 1fr;gap:11px}.hint-details{margin-top:17px}.hint-details summary{font-size:11px;color:#a7b4bd;cursor:pointer}.hint-details summary span{color:#6e7e8a;font-size:10px;margin-left:5px}.hint-details textarea{margin-top:10px;resize:vertical;line-height:1.6}.primary-button{display:flex;justify-content:space-between;align-items:center;gap:8px;width:100%;background:var(--green);color:#183025;border:0;border-radius:7px;font-size:12px;font-weight:750;padding:14px 15px;margin-top:21px;transition:filter .15s}.primary-button:hover{filter:brightness(1.08)}.primary-button>span:last-child{font-size:19px;line-height:15px}.privacy-note{font-size:10px;color:#7f909c;line-height:1.7;text-align:center;margin-top:12px}.history-icon{font-size:20px;color:#95aaa0}.history-card .icon-button{margin-left:auto}.icon-button{width:31px;height:31px;display:grid;place-items:center;background:transparent;border:1px solid var(--line);border-radius:6px;color:#abb7bf;font-size:19px}.icon-button:hover{color:var(--green);border-color:#91b78d}.job-history{display:grid;gap:7px;margin-top:13px;max-height:270px;overflow:auto}.muted-text{font-size:11px;color:var(--muted);padding:10px 0}.history-item{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:10px;border:1px solid transparent;background:#10171c;border-radius:6px;color:var(--text);text-align:left;min-width:0}.history-item:hover,.history-item.active{border-color:#b8edb235}.history-item div{min-width:0}.history-item strong{display:block;font-size:11px;font-weight:550;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:185px}.history-item small{display:block;font-size:9px;color:var(--muted);margin-top:5px}.history-item>span{font-size:9px;color:#a8bdaf;white-space:nowrap}.history-item.error>span{color:var(--amber)}
.editor-heading{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:20px 23px;border-bottom:1px solid var(--line)}.state-tag{font-size:10px;padding:5px 8px;border:1px solid var(--line);border-radius:5px;color:var(--muted);white-space:nowrap}.state-tag.ready{color:var(--green);border-color:#b8edb235;background:#b8edb208}.state-tag.error{color:var(--amber);border-color:#e8c88740}.empty-state,.processing-state,.error-state{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;min-height:541px;padding:40px 24px;background:radial-gradient(ellipse at center,#b8edb203,transparent 60%)}.empty-wave{display:flex;align-items:center;gap:7px;margin-bottom:26px;height:73px}.empty-wave i{width:5px;border-radius:3px;background:#b8edb280;height:20px}.empty-wave i:nth-child(2n){height:38px}.empty-wave i:nth-child(3n){height:58px}.empty-wave i:nth-child(5){height:72px;background:var(--green)}.empty-state h4,.processing-state h4,.error-state h4{font-size:18px;letter-spacing:-.6px;font-weight:600}.empty-state p,.processing-state>p,.error-state p{font-size:12px;line-height:1.9;color:var(--muted);margin-top:13px;max-width:500px;overflow-wrap:anywhere}.empty-features{display:flex;gap:8px;flex-wrap:wrap;justify-content:center;margin-top:29px}.empty-features span{border:1px solid var(--line);border-radius:5px;color:#81929e;font-size:10px;padding:7px 10px}.processing-orb{font-size:74px;color:var(--green);line-height:1;animation:spin 4s linear infinite;margin-bottom:30px}.progress-track{width:min(100%,360px);height:5px;background:#2a353e;border-radius:4px;margin-top:30px;overflow:hidden}.progress-track div{height:100%;width:0;background:var(--green);transition:width .5s}.progress-meta{display:flex;justify-content:space-between;width:min(100%,360px);margin-top:12px;font-size:11px;color:var(--muted)}.progress-meta strong{color:var(--green);font-size:12px}.error-state>span{color:var(--amber);border:1px solid #e8c88740;border-radius:50%;display:grid;place-items:center;width:49px;height:49px;font-size:28px;margin-bottom:24px}.secondary-button{border:1px solid var(--line);border-radius:6px;background:var(--raised);padding:10px 17px;font-size:12px;margin-top:25px}
.preview-panel{background:#0c1418;padding:21px 26px 28px;min-height:231px;border-bottom:1px solid var(--line);position:relative}.preview-topline{display:flex;justify-content:space-between;gap:15px;margin-bottom:20px;font-size:9px;letter-spacing:1.2px;color:#70827f}.preview-topline>span:last-child{letter-spacing:0;color:#8b9b9d;text-align:right}.previous-line,.next-line{text-align:center;font-size:12px;color:#687a85;min-height:22px;line-height:1.8;white-space:pre-wrap;overflow-wrap:anywhere}.active-lyrics{font-weight:650;line-height:1.65;font-size:clamp(21px,2.6vw,32px);text-align:center;min-height:68px;padding:8px 0;letter-spacing:-.6px;white-space:pre-wrap;overflow-wrap:anywhere}.active-lyrics span{color:#c3ccc9}.active-lyrics span.sung{color:var(--green)}.transport{display:flex;align-items:center;gap:14px;padding:17px 23px;background:#141e25;border-bottom:1px solid var(--line)}.play-button{background:var(--green);color:#183025;width:38px;height:38px;border:0;border-radius:7px;font-size:16px;flex-shrink:0}.seek-column{flex:1;min-width:0}.time-labels{display:flex;justify-content:space-between;font-size:9px;color:var(--muted);margin-top:5px}.seek-column input{display:block;width:100%}.volume-control{display:flex;align-items:center;gap:8px;width:130px;flex-shrink:0}.volume-control label{font-size:9px;color:var(--muted);white-space:nowrap}.volume-control input{width:90px}input[type=range]{accent-color:var(--green);height:10px;cursor:pointer}.result-meta{display:flex;gap:9px;flex-wrap:wrap;padding:15px 23px;border-bottom:1px solid var(--line)}.result-meta>span{font-size:10px;color:#a6b6bb}.result-meta>span+span::before{content:'·';color:#5a6b77;margin-right:9px}.result-meta>span:last-child{margin-left:auto;color:#7d909a}.lyrics-toolbar{display:flex;justify-content:space-between;align-items:center;gap:13px;padding:20px 23px 16px}.lyrics-toolbar h4{font-size:13px;font-weight:600}.lyrics-toolbar p{font-size:10px;color:var(--muted);line-height:1.7;margin-top:6px}.save-button{border:1px solid #b8edb242;color:var(--green);background:#b8edb209;padding:9px 12px;border-radius:6px;font-size:10px;white-space:nowrap}.save-button:hover{background:#b8edb216}.lyrics-table-head,.lyric-row{display:grid;grid-template-columns:36px 77px 77px minmax(0,1fr);gap:9px;align-items:start}.lyrics-table-head{font-size:9px;color:#798f9c;padding:0 23px 9px}.lyrics-rows{max-height:377px;overflow:auto;margin:0 16px 0;padding:0 7px}.lyric-row{padding:9px 0;border-top:1px solid #2b363e99;position:relative}.lyric-row input{padding:9px 6px;font-size:10px}.lyric-row textarea{resize:vertical;min-height:36px;max-height:150px;padding:8px 10px;font-size:12px;line-height:1.5}.line-jump{align-self:center;justify-self:start;font-size:10px;color:#758e9b;width:30px;height:29px;border:0;border-radius:5px;background:transparent}.line-jump:hover,.lyric-row.current .line-jump{color:var(--green);background:#b8edb214}.lyric-row.needs-review textarea{border-color:#e8c88750}.export-section{padding:21px 23px 22px;border-top:1px solid var(--line);margin-top:18px}.export-links{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0 9px}.export-links a{font-size:11px;background:var(--raised);border:1px solid var(--line);border-radius:5px;padding:9px 12px;cursor:pointer}.export-links a:first-child{color:var(--green);border-color:#b8edb235}.export-links a:hover{border-color:var(--green)}.export-section p{font-size:10px;color:var(--muted);line-height:1.7}
.how-section{padding:63px 0 58px}.how-section .section-bar{align-items:baseline}.section-bar>p{color:var(--muted);font-size:11px}.how-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin-top:14px}.how-grid article{border-top:1px solid var(--line);padding-top:23px}.how-grid article>span{font-size:9px;color:#779386;font-weight:600;letter-spacing:1.1px}.how-grid h3{font-size:16px;letter-spacing:-.5px;margin:14px 0 10px;font-weight:600}.how-grid p{font-size:12px;color:var(--muted);line-height:1.9;max-width:340px}.honest-note{color:#70818d;font-size:10px;line-height:1.9;border-top:1px solid var(--line);margin-top:28px;padding-top:18px}footer{width:min(1400px,calc(100% - 72px));margin:auto;border-top:1px solid var(--line);padding:26px 0 30px;display:flex;align-items:center;gap:24px}.footer-brand{font-size:17px;letter-spacing:-.7px;gap:0}footer>p{font-size:10px;color:var(--muted)}footer>div{display:flex;gap:25px;margin-left:auto;font-size:11px;color:var(--muted)}footer a:hover{color:var(--green)}.toast{position:fixed;bottom:25px;left:50%;transform:translateX(-50%);max-width:min(90vw,620px);padding:13px 20px;background:#263b30;border:1px solid #b8edb255;color:#e3f1e3;border-radius:8px;font-size:12px;line-height:1.7;z-index:99;box-shadow:0 12px 35px #0005}.toast.error{background:#3b3025;border-color:#e8c88770;color:#f2e0c2}
.about-page{max-width:780px;min-height:65vh;margin:75px auto 90px}.about-page h1{font-size:42px;line-height:1.2;letter-spacing:-1.5px;margin:20px 0}.about-page .lead{font-size:20px;line-height:1.8;color:#c1d0c5}.about-page p{font-size:14px;color:var(--muted);line-height:1.9;margin:20px 0}.about-page h2{font-size:19px;margin-top:36px}.about-page ul{font-size:13px;line-height:2;color:var(--muted);padding-left:20px}.about-page a{color:var(--green);text-decoration:underline;text-underline-offset:4px}
@keyframes spin{to{transform:rotate(360deg)}}@media(max-width:1100px){.site-header,main,footer{width:calc(100% - 42px)}.workspace-grid{grid-template-columns:285px minmax(0,1fr)}.hero-side{min-width:230px;padding-left:25px}.hero h1{font-size:43px}.transport{gap:10px}.volume-control{width:92px}.volume-control input{width:55px}.lyrics-table-head,.lyric-row{grid-template-columns:26px 66px 66px minmax(0,1fr);gap:6px}.result-meta>span:last-child{margin-left:0}.upload-card,.history-card{padding:19px}.editor-heading{padding:20px}}
@media(max-width:800px){.site-header{height:75px}.site-header nav{gap:17px}.alpha-badge{display:none}.hero{padding:44px 0;gap:20px}.hero h1{font-size:37px;letter-spacing:-1.8px}.hero-side{min-width:190px;padding-left:20px}.hero-description{font-size:12px}.workspace-grid{grid-template-columns:1fr}.sidebar{grid-template-columns:1fr 1fr;align-items:start}.empty-state,.processing-state,.error-state{min-height:365px}.editor-heading{padding:19px 22px}.lyrics-table-head,.lyric-row{grid-template-columns:35px 80px 80px minmax(0,1fr);gap:10px}.how-section{padding:45px 0}.section-bar>div{gap:10px}.how-section .section-bar>p{display:none}.how-grid{gap:16px}.how-grid h3{font-size:14px}.how-grid p{font-size:11px}.honest-note{font-size:10px}.volume-control{width:130px}.volume-control input{width:90px}}
@media(max-width:540px){.site-header,main,footer{width:calc(100% - 30px)}.site-header{gap:12px;height:68px}.brand{font-size:20px}.brand img{width:26px;height:26px}.site-header nav{gap:14px;font-size:10px}.site-header nav a:nth-child(2){display:none}.hero{padding:35px 0 33px}.hero h1{font-size:clamp(30px,7.7vw,40px);letter-spacing:-1.6px}.eyebrow{font-size:8px;letter-spacing:1.2px;margin-bottom:17px}.hero-description{font-size:11px;line-height:1.9;margin-top:17px}.desktop-break{display:none}.hero-side{display:none}.section-bar{gap:10px}.section-bar h2{font-size:15px}.tiny-tag{font-size:7px;letter-spacing:.6px;padding:4px 5px}.engine-pill{font-size:9px;gap:5px}.sidebar{grid-template-columns:1fr}.upload-card,.history-card{padding:19px}.drop-zone{min-height:127px;margin-top:17px;padding:23px 13px}.history-card{padding:17px 19px}.job-history{max-height:153px}.history-item strong{max-width:210px}.empty-state,.processing-state,.error-state{min-height:340px}.empty-state h4{font-size:16px}.editor-heading{padding:17px}.preview-panel{padding:17px 16px 22px;min-height:207px}.preview-topline{font-size:8px;gap:10px}.previous-line,.next-line{font-size:11px}.active-lyrics{font-size:24px;min-height:65px}.transport{padding:15px 16px;gap:10px;flex-wrap:wrap}.volume-control{display:none}.result-meta{padding:13px 16px;gap:8px}.result-meta>span{font-size:9px}.result-meta>span:last-child{width:100%}.result-meta>span:last-child::before{display:none}.lyrics-toolbar{padding:18px 16px 14px;align-items:start}.lyrics-toolbar p{font-size:9px;max-width:176px}.save-button{font-size:9px;padding:8px 9px}.lyrics-table-head{display:none}.lyrics-rows{margin:0 9px;padding:0 7px}.lyric-row{grid-template-columns:28px minmax(0,1fr) minmax(0,1fr);gap:8px;padding:12px 0}.lyric-row textarea{grid-column:2/4;font-size:12px}.line-jump{grid-row:1/3}.lyric-row input{font-size:11px;padding:8px}.export-section{padding:20px 16px}.export-links{gap:6px}.export-links a{font-size:10px;padding:9px 10px}.how-section .section-bar>div{flex-wrap:wrap}.how-section h2{font-size:15px}.how-grid{grid-template-columns:1fr;gap:26px}.how-grid article{padding-top:18px}.how-grid h3{font-size:16px;margin-top:11px}.how-grid p{font-size:12px;max-width:none}.how-section{padding-bottom:35px}.honest-note{margin-top:24px}footer{flex-wrap:wrap;gap:13px 20px;padding:23px 0}.footer-brand{font-size:17px}footer>p{order:3;width:100%;font-size:9px}footer>div{gap:18px;font-size:10px}.about-page{margin:45px 0 65px}.about-page h1{font-size:34px}.about-page .lead{font-size:17px}.about-page p{font-size:13px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}}
.history-entry{display:flex;gap:6px;align-items:center}.history-entry .history-item{flex:1;min-width:0}.history-entry>.icon-button{flex-shrink:0;color:#9aabba}.processing-notice{font-size:12px;line-height:1.8;padding:14px 17px;margin-bottom:19px;border:1px solid #e8c88750;border-radius:7px;color:var(--amber);background:#e8c88708}.processing-notice[hidden]{display:none}