/* Black surfaces, neutral text, and restrained green borders. */
:root {
  color-scheme: dark;
  --bg: #000000;
  --panel: #080808;
  --field: #101010;
  --raised: #1a1a1a;
  --hover: #1e1e1e;
  --selected: #191919;
  --border: #294735;
  --control-border: #536357;
  --focus: #8bab93;
  --text: #ededed;
  --label: #c7c7c7;
  --muted: #999999;
  --accent: #e0e0e0;
  --error: #f4a6a6;
  --selection: #ededed;
  --chart-bg: #101216;
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text);font:14px/1.6 "Segoe UI","Malgun Gothic",sans-serif}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
button:disabled{opacity:.45;cursor:not-allowed}
button,a,input,select,textarea,summary{outline-offset:4px}
:focus-visible{outline:2px solid var(--focus)}
a{color:var(--text);text-decoration:none}
header{height:64px;padding:0 4vw;border-bottom:1px solid #191919;display:flex;align-items:center;background:var(--bg)}
.brand{color:var(--text);font-size:18px;font-weight:800;letter-spacing:1px}
.brand span{font-weight:300;margin-left:5px}
main{max-width:1600px;margin:auto;padding:24px 4vw}
.workspace{display:grid;grid-template-columns:300px minmax(0,1fr);gap:22px;align-items:start}
.panel{border:1px solid var(--border);background:var(--panel);border-radius:10px;overflow:hidden}
.panel-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:20px}
h2{font-size:15px;font-weight:600;margin:0}
h3{font-size:24px;line-height:1.35;letter-spacing:-.5px;margin:0}
.muted{color:var(--muted);font-size:11px}
.library{position:sticky;top:20px;padding:22px 16px 16px}
.library .panel-top{padding:0 5px}
input,select,textarea{color:var(--text);background:var(--field);border:1px solid var(--control-border);border-radius:6px;padding:9px 12px;min-width:0;width:100%}
input::placeholder,textarea::placeholder{color:#808080}
input:focus,textarea:focus,select:focus{border-color:var(--focus);outline:2px solid var(--focus);outline-offset:2px}
label{font-size:11px;color:var(--label);display:block}
label input,label select,label textarea{margin-top:7px}
.filters{display:flex;gap:6px;margin:13px 0 16px}
.filters button{flex:1;background:transparent;border:1px solid var(--border);color:var(--muted);border-radius:5px;font-size:12px;padding:5px}
.filters button.active{color:var(--text);background:var(--selected);border-color:var(--focus)}
.filters button:hover{background:var(--hover);color:var(--text)}
.constant-filter{margin:0 5px 16px}
.chart-list{max-height:675px;overflow:auto;margin:0 -8px;padding:0 8px;scrollbar-width:thin;scrollbar-color:#484848 transparent}
.chart-item{width:100%;display:flex;justify-content:space-between;gap:10px;text-align:left;border:0;border-top:1px solid #222;background:transparent;color:var(--text);padding:14px 8px}
.chart-item:hover{background:var(--hover)}
.chart-item.selected{background:var(--selected);box-shadow:inset 2px 0 var(--focus)}
.chart-item strong{display:block;font-size:13px;font-weight:500;line-height:1.45;overflow-wrap:anywhere}
.chart-item small{display:block;color:var(--muted);font-size:10px;margin-top:5px}
.level-badge{font:11px Consolas,monospace;color:var(--label);background:var(--field);border:1px solid var(--border);border-radius:4px;padding:3px 5px;height:max-content;white-space:nowrap}
.search-area{display:grid;gap:22px;min-width:0}
.query-panel,.results,.comparison-panel{padding:24px 28px;min-width:0}
#search-form{scroll-margin-top:20px}
.tabs{display:flex;background:var(--field);border:1px solid var(--border);border-radius:6px;padding:3px;gap:3px}
.tabs button{font-size:11px;background:none;color:var(--muted);border:1px solid transparent;border-radius:4px;padding:6px 10px}
.tabs .active{background:var(--selected);color:var(--text);border-color:var(--control-border)}
.tabs button:hover{color:var(--text)}
.selected-head{margin:24px 0 10px}
.eyebrow{font:10px/1.5 Consolas,monospace;letter-spacing:1.5px;color:var(--muted);margin:0 0 7px}
.chart-stats{color:var(--muted);font-size:12px;margin:10px 0 22px;min-height:19px}
.range{display:flex;gap:15px;align-items:flex-end}
.range label{width:170px}
.range>span{padding-bottom:9px;color:var(--muted)}
.secondary{background:var(--raised);border:1px solid var(--control-border);color:var(--text);border-radius:6px;padding:10px 17px;font-size:12px}
.secondary:hover:not(:disabled){background:var(--hover);border-color:var(--focus)}
.text-link{color:var(--accent);font-size:11px;white-space:nowrap;background:none;border:0;padding:0}
.text-link:hover:not(:disabled){text-decoration:underline;text-underline-offset:3px}
.preview-wrap{margin:22px 0;background:var(--field);border:1px solid var(--border);border-radius:7px;padding:14px 18px 8px}
.preview-label{display:flex;justify-content:flex-end;color:var(--muted);font:10px Consolas,monospace}
.preview-toolbar{display:flex;gap:15px;align-items:center;flex-wrap:wrap;margin-top:8px}
.preview-toolbar label{display:flex;gap:8px;align-items:center}
.preview-toolbar select{margin:0;padding:4px;font-size:10px;width:auto}
.chart-preview-scroll{max-height:480px;overflow:auto;margin:15px 0 12px;scrollbar-width:thin;scrollbar-color:#484848 var(--chart-bg);border-block:1px solid #292929;padding:12px 0;background:var(--chart-bg)}
.chart-preview-columns{display:flex;gap:18px;align-items:flex-end;justify-content:flex-start;min-width:100%;width:max-content;padding:0 12px}
.chart-preview-column{flex:0 0 192px;width:192px}
canvas{display:block;max-width:none}
.chart-preview-column canvas{touch-action:none;user-select:none}
.chart-column-label{font:10px/1.5 Consolas,"Malgun Gothic",monospace;color:var(--muted);margin:0 0 8px;text-align:center}
#chart-preview-scroll{touch-action:none;cursor:grab;overscroll-behavior:contain}
#chart-preview-scroll.navigating,#chart-preview-scroll.navigating canvas{cursor:grabbing}
#chart-preview-scroll.selecting,#chart-preview-scroll.selecting canvas{cursor:crosshair}
.options{border-top:1px solid var(--border);padding-top:14px}
.options summary{font-size:12px;color:var(--label);cursor:pointer}
.option-grid{display:grid;grid-template-columns:1.2fr 1.2fr .6fr;gap:15px;margin:15px 0}
.checks{display:flex;gap:20px;flex-wrap:wrap}
.checks label{display:flex;align-items:center;gap:6px;font-size:11px}
.checks input{width:14px;margin:0;accent-color:#d0d0d0}
.speed-bounds{display:flex;gap:10px;align-items:center;margin:17px 0 0;color:var(--muted);font-size:11px}
.speed-bounds input{max-width:125px;font-size:11px}
.submit-row{border-top:1px solid var(--border);padding-top:18px;margin-top:16px;display:flex;justify-content:flex-end;align-items:center;gap:20px}
.submit-row>span{font-size:11px;color:var(--muted)}
.error,.submit-row>span.error{color:var(--error)}
.primary{background:var(--text);color:#101010;border:1px solid var(--text);border-radius:6px;font-size:13px;font-weight:700;padding:11px 22px;flex-shrink:0}
.primary:hover{background:#cfcfcf;border-color:#cfcfcf}
.primary span{margin-left:30px}
.sequence-options{display:flex;gap:16px;margin-top:15px}
.sequence-options label{max-width:220px}
.results .panel-top{margin-bottom:8px}
#result-count{font:12px Consolas,monospace;color:var(--muted);margin-left:8px}
.empty-state{text-align:center;padding:24px 16px;color:var(--muted)}
.empty-glyph{font-size:36px;color:var(--muted)}
.empty-state h3{font-size:15px;color:var(--label);letter-spacing:0;margin-bottom:14px}
.tags{display:flex;flex-wrap:wrap;gap:6px;margin:10px 0}
.tag{font-size:10px;color:var(--label);border:1px solid var(--control-border);border-radius:4px;padding:2px 7px}
.tag.changed{color:var(--text);border-style:dashed}
.result-actions{display:flex;flex-wrap:wrap;gap:18px;align-items:center}
.comparison-facts pre{white-space:pre-wrap;overflow-wrap:anywhere;font:10px/1.7 Consolas,monospace;max-height:260px;overflow:auto}
.event{background:var(--field);border:1px solid var(--border);padding:3px 7px;border-radius:3px;font:10px Consolas,monospace;color:var(--label)}
.helper,.ui-status{font-size:11px;line-height:1.8;color:var(--muted);margin:12px 0}
.ui-status:empty{display:none}
.comparison-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin-top:20px}
.comparison-grid>div{min-width:0;border:1px solid var(--border);border-radius:8px;padding:14px}
.comparison-grid h3{font-size:15px;overflow-wrap:anywhere}
.comparison-grid .helper{white-space:pre-line;min-height:110px}
.comparison-charts{display:flex;gap:14px;align-items:flex-end;overflow:auto;max-height:560px;scrollbar-width:thin;background:var(--chart-bg);padding:10px}
.comparison-facts details{font-size:11px;color:var(--muted);overflow:auto}
.comparison-facts table{border-collapse:collapse;width:100%;margin-top:12px}
.comparison-facts th,.comparison-facts td{text-align:left;padding:6px;border-bottom:1px solid var(--border);white-space:nowrap}
.empty{font-size:12px;color:var(--muted);padding:20px 8px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
[hidden]{display:none!important}
::selection{background:#d0d0d0;color:#000}
@media(min-width:1500px){
  .workspace{grid-template-columns:320px minmax(0,1fr)}
  .chart-list{max-height:720px}
}
@media(max-width:1000px){
  main{padding:24px 20px}
  .workspace{grid-template-columns:255px minmax(0,1fr);gap:15px}
  .query-panel,.results,.comparison-panel{padding:20px}
  .range{gap:8px}
  .range label{width:140px}
  .checks{gap:12px}
  .speed-bounds{flex-wrap:wrap}
  .panel-top{align-items:flex-start;flex-wrap:wrap}
  h3{font-size:21px}
  .comparison-grid{gap:8px}
  .comparison-grid>div{padding:8px}
}
@media(max-width:720px){
  header{padding:0 20px;height:56px}
  main{padding:20px}
  .workspace{grid-template-columns:1fr;gap:16px}
  .library{position:static}
  .chart-list{max-height:220px}
  .chart-item{padding:10px 8px}
  .query-panel,.results,.comparison-panel{padding:20px 16px}
  .range{flex-wrap:wrap}
  .range label{flex:1;min-width:110px}
  .range .secondary{padding:10px}
  .preview-wrap{padding:12px 8px}
  .preview-toolbar{gap:12px}
  .chart-preview-scroll{max-height:420px}
  .option-grid{gap:8px;grid-template-columns:1fr 1fr}
  .option-grid label:last-child{grid-column:1/-1}
  .submit-row{flex-direction:column;align-items:stretch;gap:13px}
  .primary{width:100%}
  .comparison-grid{grid-template-columns:1fr}
  .comparison-grid .helper{min-height:0}
  .comparison-charts{max-height:380px}
}

/* Song cards stay in place behind the phrase-selection dialog. */
.picker-heading{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,600px) minmax(0,1fr);align-items:start;gap:28px;margin-bottom:24px}
.picker-heading h1{font-size:23px;letter-spacing:-.5px;margin:0;justify-self:start;scroll-margin-top:24px}
.catalog-toolbar{grid-column:2;display:grid;gap:10px;min-width:0}
.catalog-toolbar input{margin:0}
.song-sort{display:flex;align-items:center;justify-self:start;gap:10px}
.song-sort select{width:auto;min-width:160px;margin:0;padding:7px 10px;font-size:12px}
.picker-layout{display:grid;grid-template-columns:188px minmax(0,1fr);gap:24px;align-items:start}
.library-filters{position:sticky;top:24px;padding:18px 16px}
.library-filters>.secondary{width:100%;padding:8px}
.filter-section{padding:20px 0 0;margin:20px 0 0;border-top:1px solid #242424}
.filter-section h2{font-size:13px}
.library-filters .filters{display:grid;grid-template-columns:1fr 1fr;margin:14px 0 20px;gap:8px}
.library-filters .filters button{padding:7px}
.library-filters .filters button:first-child{grid-column:1/-1}
.library-filters .constant-filter{margin:0}
.library-filters select{padding:8px;font-size:12px}
.picker-main{min-width:0}
.song-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.song-card{min-width:0;padding:16px;border:1px solid var(--border);border-top:2px solid #54795d;border-radius:14px;background:#0d0d0d}
.song-card:hover{border-color:#66876c}
.song-card-head{display:flex;gap:15px;align-items:center;min-height:80px}
.jacket-link{position:relative;display:block;flex:0 0 80px;width:80px;height:80px;border:1px solid #333;border-radius:9px;overflow:hidden;background:#161616}
.jacket-link img{position:absolute;inset:0;display:block;width:100%;height:100%;object-fit:cover}
.jacket-fallback{display:grid;place-items:center;height:100%;font:28px "Segoe UI",sans-serif;color:#626262}
.song-info{min-width:0;flex:1}
.song-info h2{font-size:14px;line-height:1.45}
.song-title{display:block;color:var(--text);overflow-wrap:anywhere}
.song-title:hover{text-decoration:underline;text-underline-offset:3px}
.song-artist{font-size:11px;color:var(--muted);line-height:1.5;margin:6px 0 0;overflow-wrap:anywhere}
.song-artist:empty{display:none}
.song-bpm{display:block;font:10px/1.5 Consolas,monospace;color:#858585;margin-top:7px}
.difficulty-choices{display:flex;flex-wrap:wrap;gap:8px;padding-top:13px;margin-top:15px;border-top:1px solid #252525}
.difficulty-choice{display:flex;align-items:center;justify-content:center;gap:9px;min-height:34px;flex:1;min-width:78px;padding:5px 10px;border:1px solid #3d5042;border-radius:6px;background:#161616}
.difficulty-choice:hover{background:#242424;border-color:var(--focus)}
.difficulty-choice span{font:10px Consolas,monospace;color:#a0a0a0}
.difficulty-choice strong{font-size:15px;font-weight:600}
.catalog-pager{display:flex;justify-content:center;align-items:center;gap:24px;margin:26px 0 10px}
.catalog-pager .secondary{padding:7px 14px}
.editor-navigation{display:flex;align-items:center;margin-bottom:-4px}
.editor-navigation .text-link{font-size:13px;padding:4px 0}
#editor-view{max-width:1280px;margin:auto}
#editor-view .query-panel{padding:24px 28px}
#editor-view .chart-preview-scroll{max-height:560px}
@media(max-width:1250px){
  .song-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media(max-width:800px){
  .picker-heading{grid-template-columns:1fr;gap:16px}
  .catalog-toolbar{grid-column:1}
  .picker-layout{grid-template-columns:160px minmax(0,1fr);gap:16px}
  .song-grid{grid-template-columns:1fr}
  .library-filters{padding:16px 12px}
}
@media(max-width:560px){
  .picker-layout{grid-template-columns:1fr}
  .library-filters{position:static;padding:14px;display:grid;gap:14px}
  .library-filters>.secondary{min-height:36px}
  .filter-section{grid-row:1;margin:0;padding:0;border-top:0}
  .filter-section h2{display:none}
  .library-filters .filters{display:flex;margin:0 0 14px}
  .library-filters .filters button{padding:5px}
  .song-card{padding:14px}
  .song-card-head{gap:14px}
  #editor-view .query-panel{padding:20px 16px}
  #editor-view .chart-preview-scroll{max-height:460px}
  .catalog-pager{gap:16px}
}

/* The chart fills the overlay; one divider separates its controls. */
html{scrollbar-gutter:stable}
body.editor-open{overflow:hidden}
.editor-dialog{position:fixed;inset:0;width:min(1280px,94vw);height:min(900px,92dvh);max-width:none;max-height:92dvh;padding:0;margin:auto;color:var(--text);background:var(--panel);border:1px solid #54795d;border-radius:12px;overflow:hidden}
.editor-dialog::backdrop{background:rgba(0,0,0,.78);backdrop-filter:blur(3px)}
#editor-view{display:flex;flex-direction:column;gap:0;max-width:none;height:100%;min-height:0}
.overlay-heading{display:flex;align-items:center;gap:16px;flex-shrink:0;padding:18px 22px}
.overlay-title-group{display:flex;align-items:center;flex-wrap:wrap;gap:12px;flex:1;min-width:0}
#selected-title{font-size:22px;font-weight:650;letter-spacing:-.4px;line-height:1.35;min-width:0;overflow-wrap:anywhere}
#selected-title:focus{outline:none}
.chart-badge{display:inline-flex;align-items:center;white-space:nowrap;flex-shrink:0;padding:4px 9px;border:1px solid var(--control-border);border-radius:4px;color:var(--text);font:12px/1.5 Consolas,monospace}
.title-bpm{font-size:12px;color:var(--muted);white-space:nowrap}
.overlay-close{display:grid;place-items:center;flex:0 0 32px;width:32px;height:32px;border:0;border-radius:5px;background:none;color:var(--muted);font-size:25px;line-height:1}
.overlay-close:hover{background:var(--raised);color:var(--text)}
.editor-body{flex:1;min-height:0;overflow:auto;scrollbar-width:thin;scrollbar-color:#484848 var(--panel)}
#editor-view #search-form{display:flex;flex-direction:column;height:100%;min-height:360px;padding:0;border:0;border-radius:0;scroll-margin-top:0;background:transparent}
.chart-stage{flex:1;min-height:160px;overflow:hidden;background:var(--chart-bg)}
.editor-dialog #chart-preview-scroll{width:100%;height:100%;max-height:none;margin:0;padding:14px 0 0;border:0;border-radius:0;background:var(--chart-bg)}
.editor-dialog .chart-preview-columns{padding:0 18px;min-height:100%}
.editor-controls{flex-shrink:0;padding:14px 22px 16px;border-top:1px solid var(--border)}
.controls-main{display:flex;align-items:center;justify-content:space-between;gap:16px}
.editor-controls .preview-toolbar{margin:0;gap:16px;flex:1}
.selection-info{color:var(--muted);font:11px/1.6 Consolas,monospace;white-space:nowrap}
.editor-controls .submit-row{padding:0;margin:0;border:0;flex-shrink:0}
.editor-controls .primary{padding:10px 18px}
.editor-controls .options{padding:0;margin-top:10px;border:0}
.editor-dialog .comparison-panel,.editor-dialog .results{margin:16px 20px 20px}
.editor-dialog .results{padding:0;background:transparent;overflow:visible}
.results .panel-top{margin-bottom:14px}
#result-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,340px),1fr));gap:22px 16px;align-items:start}
.result-item{min-width:0}
.result-footer{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 4px 0;color:var(--muted);font-size:12px}
.result-footer strong{color:var(--text);font-weight:500;font-variant-numeric:tabular-nums}
.result-footer .secondary{padding:5px 15px}
#result-list>.empty-state{grid-column:1/-1}
@media(max-width:720px){
  .overlay-heading{padding:14px 16px;gap:10px}
  .overlay-title-group{gap:8px}
  #selected-title{font-size:18px}
  .chart-badge{font-size:11px;padding:3px 7px}
  .title-bpm{font-size:11px}
  .editor-controls{padding:12px 16px}
  .controls-main{flex-wrap:wrap;gap:12px}
  .editor-controls .preview-toolbar{flex-basis:100%;gap:12px}
  .editor-controls .submit-row{flex:1}
  .editor-controls .primary{width:100%}
  .editor-dialog .chart-preview-columns{padding:0 10px}
}
@media(max-width:560px){
  .editor-dialog{width:96vw;height:96dvh;max-height:96dvh;border-radius:9px}
  .editor-dialog .comparison-panel,.editor-dialog .results{margin:12px}
}