:root{
  --chalk:#EEF1EC; --paper:#F8F9F6; --ink:#101B33; --ink2:#414B63; --mute:#5B6479;
  --line:#CBD1C8; --line2:#DDE1D8; --stitch:#C4262E; --turf:#2E6B4E;
  --h1:#DCE3EE; --h2:#8FA3C4; --h3:#101B33;
  --serif:Charter,'Bitstream Charter','Iowan Old Style',Georgia,serif;
  --sans:'Avenir Next','Helvetica Neue',Inter,system-ui,sans-serif;
  --rail:232px;
}
*{box-sizing:border-box}
html,body{margin:0}
body{background:var(--chalk);color:var(--ink);font:15px/1.5 var(--sans);-webkit-font-smoothing:antialiased}
button{font:inherit;color:inherit;cursor:pointer}
:focus-visible{outline:3px solid var(--stitch);outline-offset:2px;border-radius:3px}
.num{font-variant-numeric:tabular-nums}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}

/* shell */
.shell{display:grid;grid-template-columns:var(--rail) 1fr;min-height:100vh}
.rail{background:var(--ink);color:var(--chalk);padding:28px 20px;display:flex;flex-direction:column;gap:28px;position:sticky;top:0;height:100vh}
.brand{font:700 22px/1.1 var(--serif);letter-spacing:.01em}
.brand small{display:block;font:500 12.5px/1.3 var(--sans);color:#AEB7CC;margin-top:6px;letter-spacing:0}
.nav{display:flex;flex-direction:column;gap:2px}
.nav button{background:none;border:0;text-align:left;padding:10px 12px;border-radius:6px;color:#C9D0E0;display:flex;gap:10px;align-items:center;border-left:3px solid transparent}
.nav button:hover{background:#1B2A4B;color:#fff}
.nav button[aria-current="page"]{background:#1B2A4B;color:#fff;border-left-color:var(--stitch);font-weight:600}
.nav svg{width:18px;height:18px;flex:none}
.rail .who{margin-top:auto;font-size:13px;color:#AEB7CC;border-top:1px solid #2A3A5E;padding-top:14px}
.rail .who b{color:#fff;display:block;font-weight:600}

main{padding:28px 40px 56px;max-width:1180px;width:100%}
.top{display:flex;justify-content:space-between;align-items:flex-start;gap:20px;flex-wrap:wrap;margin-bottom:22px}
h1{font:700 34px/1.15 var(--serif);margin:0;letter-spacing:-.005em}
.sub{color:var(--ink2);margin:4px 0 0}
.tools{display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.seg{display:inline-flex;border:1.5px solid var(--ink);border-radius:8px;overflow:hidden;background:var(--paper)}
.seg button{border:0;background:none;padding:7px 14px;font-weight:600;font-size:14px}
.seg button[aria-pressed="true"]{background:var(--ink);color:#fff}
.proto{font-size:12.5px;color:var(--stitch);border:1.5px solid var(--stitch);padding:4px 10px;border-radius:99px;font-weight:600;background:var(--paper)}

/* summary strip */
.strip{display:flex;border-top:1.5px solid var(--ink);border-bottom:1px solid var(--line);margin:0 0 28px;background:var(--paper)}
.strip > div{flex:1;padding:14px 18px;border-right:1px solid var(--line)}
.strip > div:last-child{border-right:0}
.strip b{display:block;font:700 30px/1.1 var(--serif)}
.strip span{color:var(--ink2);font-size:14px}
.strip .alert b{color:var(--stitch)}

h2{font:700 21px/1.2 var(--serif);margin:0 0 4px}
.hint{color:var(--mute);font-size:14px;margin:0 0 14px}
section{margin-bottom:36px}

/* line score */
.ls-wrap{overflow-x:auto;background:var(--paper);border-top:1.5px solid var(--ink);border-bottom:1px solid var(--line)}
table.ls{border-collapse:collapse;width:100%;min-width:640px}
.ls th{font:600 13px var(--sans);color:var(--mute);text-align:center;padding:10px 6px;border-bottom:1px solid var(--line);white-space:nowrap}
.ls th:first-child{text-align:left;padding-left:18px}
.ls th.now{color:var(--stitch)}
.ls td{padding:6px;text-align:center;border-bottom:1px solid var(--line2)}
.ls tr:last-child td{border-bottom:0}
.ls td:first-child{text-align:left;padding-left:15px;border-left:3px solid transparent}
.ls tr.sel td:first-child{border-left-color:var(--stitch)}
.ls tr.sel{background:#fff}
.who-btn{background:none;border:0;text-align:left;padding:4px 0;display:block;width:100%}
.who-btn b{font-weight:600;display:block}
.who-btn span{font-size:12.5px;color:var(--mute)}
.cell{display:inline-grid;place-items:center;width:52px;height:36px;border-radius:4px;font-weight:600;font-size:13.5px;border:1.5px solid transparent}
.c0{border-color:var(--stitch);color:var(--stitch);background:transparent}
.c1{background:var(--h1)}
.c2{background:var(--h2)}
.c3{background:var(--h3);color:#fff}
.cell.live{border-style:dashed;border-color:var(--ink)}
.cell.c0.live{border-color:var(--stitch)}
.ls .muted{color:var(--mute);font-size:13.5px}
.ls .late{color:var(--stitch);font-weight:600}
.legend{display:flex;gap:16px;flex-wrap:wrap;align-items:center;margin:10px 2px 0;font-size:13px;color:var(--ink2)}
.legend i{display:inline-block;width:18px;height:14px;border-radius:3px;vertical-align:-2px;margin-right:6px;border:1.5px solid transparent}
.legend i.c0{border-color:var(--stitch)}

/* detail */
.detail{display:grid;grid-template-columns:1.25fr 1fr;gap:36px}
.chartbox svg{width:100%;height:auto;display:block;overflow:visible}
.chartbox .lg{display:flex;gap:18px;font-size:13px;color:var(--ink2);margin-bottom:6px}
.chartbox .lg i{display:inline-block;vertical-align:middle;margin-right:6px}
.bar{cursor:default}
.bar:hover rect.fill{filter:brightness(1.15)}
ul.plain{list-style:none;margin:0;padding:0}
.sess{display:grid;grid-template-columns:78px 1fr auto;gap:10px;padding:10px 0;border-bottom:1px solid var(--line2);align-items:center}
.sess:last-child{border-bottom:0}
.sess .d{color:var(--mute);font-size:13.5px}
.sess .t{font-weight:600}
.sess .t small{font-weight:400;color:var(--ink2);display:block}
.btn{border:1.5px solid var(--ink);background:var(--paper);border-radius:8px;padding:7px 14px;font-weight:600;font-size:14px}
.btn:hover{background:#fff}
.btn.pri{background:var(--stitch);border-color:var(--stitch);color:#fff}
.btn.pri:hover{background:#A91F26}
.btn.sm{padding:4px 10px;font-size:13px}
.btn.on{background:var(--ink);color:#fff}
.tag{display:inline-block;font-size:12px;padding:1px 8px;border-radius:99px;border:1px solid var(--line);color:var(--ink2);background:var(--paper)}
.tag.red{border-color:var(--stitch);color:var(--stitch)}
.tag.grn{border-color:var(--turf);color:var(--turf)}

/* player */
.hero{display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:end;border-top:1.5px solid var(--ink);padding-top:18px;margin-bottom:34px}
.big{font:700 64px/1 var(--serif)}
.big small{font:500 22px var(--sans);color:var(--ink2)}
.prog{height:12px;background:var(--line2);border-radius:6px;overflow:hidden;margin:12px 0 6px}
.prog i{display:block;height:100%;background:var(--ink);border-radius:6px}
.phase{display:flex;gap:3px;margin:8px 0 4px}
.phase i{flex:1;height:8px;background:var(--line);border-radius:2px}
.phase i.done{background:var(--ink)}
.phase i.cur{background:var(--stitch)}
.slots{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.slot{border:1.5px solid var(--line);border-radius:8px;padding:12px;background:var(--paper);min-height:108px;display:flex;flex-direction:column;gap:2px}
.slot.done{border-color:var(--ink)}
.slot.open{border-style:dashed}
.slot b{font:700 26px/1.1 var(--serif)}
.slot .d{font-size:13px;color:var(--mute)}
.slot button{margin-top:auto}
.fb{border-left:3px solid var(--stitch);padding:2px 0 2px 14px;margin:0 0 14px}
.fb .who2{font-size:13px;color:var(--mute)}
.fb button{background:none;border:0;padding:0;color:var(--stitch);font-weight:700;text-decoration:underline;text-underline-offset:3px}

/* form */
form.log{max-width:620px;display:grid;gap:18px}
label,.lab{font-weight:600;display:block;margin-bottom:6px}
input[type=text],input[type=number],input[type=date],select,textarea{width:100%;font:inherit;padding:10px 12px;border:1.5px solid var(--ink2);border-radius:8px;background:#fff;color:var(--ink)}
.two{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.pills{display:flex;gap:8px;flex-wrap:wrap}
.pills button{border:1.5px solid var(--ink2);background:#fff;border-radius:8px;padding:8px 14px;font-weight:600}
.pills button[aria-pressed="true"]{background:var(--ink);color:#fff;border-color:var(--ink)}
.drop{border:2px dashed var(--ink2);border-radius:10px;padding:22px;text-align:center;background:var(--paper)}
.drop p{margin:2px 0;color:var(--ink2);font-size:14px}

/* review */
.rev{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:32px}
.stage{position:relative;background:#000;border-radius:6px;overflow:hidden;aspect-ratio:16/9}
.stage video,.stage canvas{position:absolute;inset:0;width:100%;height:100%}
.stage video{object-fit:contain}
.stage canvas.live{cursor:crosshair}
.track{position:relative;height:34px;margin-top:10px;cursor:pointer}
.track .rail2{position:absolute;left:0;right:0;top:15px;height:4px;background:var(--line);border-radius:2px}
.track .played{position:absolute;left:0;top:15px;height:4px;background:var(--ink);border-radius:2px}
.track .head{position:absolute;top:8px;width:3px;height:18px;background:var(--stitch);margin-left:-1.5px;border-radius:2px}
.track .mk{position:absolute;top:0;width:18px;height:18px;margin-left:-9px;border-radius:50%;background:var(--stitch);border:2px solid var(--chalk);padding:0}
.ctl{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-top:8px}
.ctl .time{font-variant-numeric:tabular-nums;font-weight:600;min-width:104px}
.ctl .sp{flex:1}
.q{border-top:1.5px solid var(--ink);border-bottom:1px solid var(--line);background:var(--paper);margin-bottom:22px}
.q button{width:100%;text-align:left;background:none;border:0;border-bottom:1px solid var(--line2);padding:10px 12px;border-left:3px solid transparent;display:block}
.q button:last-child{border-bottom:0}
.q button[aria-current="true"]{background:#fff;border-left-color:var(--stitch)}
.q b{display:block}.q span{font-size:13px;color:var(--mute)}
.cm{padding:10px 0;border-bottom:1px solid var(--line2)}
.cm button.ts{border:0;background:var(--stitch);color:#fff;border-radius:4px;padding:1px 8px;font-weight:700;font-size:13px;margin-right:8px}
.cm.act{background:#fff;margin:0 -8px;padding:10px 8px}
.cm .by{font-size:12.5px;color:var(--mute);margin-top:2px}
.cm .pen{font-size:12.5px;color:var(--stitch);font-weight:600}
.compose{margin-top:14px;display:grid;gap:8px}
textarea{resize:vertical;min-height:70px}

#tip{position:fixed;z-index:50;background:var(--ink);color:#fff;padding:6px 10px;border-radius:6px;font-size:13px;pointer-events:none;opacity:0;transition:opacity .08s}
#toast{position:fixed;left:50%;bottom:28px;transform:translateX(-50%) translateY(20px);background:var(--turf);color:#fff;padding:12px 20px;border-radius:8px;font-weight:600;opacity:0;transition:.2s;z-index:60;pointer-events:none}
#toast.show{opacity:1;transform:translateX(-50%)}

@media (max-width:900px){
  .shell{grid-template-columns:1fr}
  .rail{position:fixed;bottom:0;top:auto;left:0;right:0;height:auto;flex-direction:row;padding:6px 8px;z-index:40;gap:0;border-top:2px solid var(--stitch)}
  .rail .brand,.rail .who{display:none}
  .nav{flex-direction:row;width:100%;justify-content:space-around}
  .nav button{flex-direction:column;gap:2px;font-size:12px;padding:6px 10px;border-left:0;border-top:3px solid transparent;align-items:center}
  .nav button[aria-current="page"]{border-top-color:var(--stitch)}
  main{padding:20px 16px 96px}
  h1{font-size:27px}
  .strip{flex-direction:column}.strip > div{border-right:0;border-bottom:1px solid var(--line)}
  .detail,.hero,.rev{grid-template-columns:1fr;gap:24px}
  .slots{grid-template-columns:1fr 1fr}
  .two{grid-template-columns:1fr}
  .big{font-size:52px}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important}}

/* ---- v2 additions ---- */
.viewas{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--ink2)}
.viewas select{width:auto;padding:6px 10px;font-weight:600;border-color:var(--ink)}
.btn.quiet{border-color:var(--line);color:var(--ink2);font-weight:500}
.note{border-left:3px solid var(--ink);background:var(--paper);padding:10px 14px;margin:0 0 22px;color:var(--ink2);font-size:14.5px}
.lock{border:2px dashed var(--stitch);border-radius:10px;padding:18px;background:var(--paper)}
.lock b{display:block;margin-bottom:4px}
table.plain{border-collapse:collapse;width:100%;background:var(--paper);border-top:1.5px solid var(--ink);border-bottom:1px solid var(--line)}
table.plain th{font:600 13px var(--sans);color:var(--mute);text-align:left;padding:10px 14px;border-bottom:1px solid var(--line)}
table.plain td{padding:10px 14px;border-bottom:1px solid var(--line2);vertical-align:middle}
table.plain tr:last-child td{border-bottom:0}
.pair{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.pair .cap{font-size:13px;color:var(--ink2);margin:0 0 4px;font-weight:600}
.cmpbar{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin:0 0 12px}
.cmpbar select{width:auto;max-width:100%}
.prog.over i{background:var(--turf)}
.prog{position:relative}
.prog .mark{position:absolute;top:0;bottom:0;width:3px;margin-left:-1px;background:var(--stitch)}
.cell.cn{color:var(--mute);background:transparent;border-color:var(--line2)}
.popline{margin-top:8px}
.err{color:var(--stitch);font-weight:600;margin:6px 0 0}
.ok{color:var(--turf);font-weight:600}
.bar{outline:none}
.pb{height:8px;background:var(--line2);border-radius:4px;overflow:hidden;margin-top:10px}
.pb i{display:block;height:100%;width:0;background:var(--turf);transition:width .25s}
@media (max-width:900px){.pair{grid-template-columns:1fr}.viewas{width:100%}.viewas select{flex:1}}