:root{
  --bg:#f4f6f8; --panel:#ffffff; --ink:#0e1a24; --ink-2:#3b4752; --muted:#6a7681; --line:#e3e8ec; --field:#cfd7dd;
  --blue:#004c80; --blue-2:#003b64; --cyan:#29cbe7; --soft:#eaf6fa;
  --good:#1d7a46; --good-bg:#e5f5ec; --bad:#b4232c; --bad-bg:#fdecec; --warn:#8a5a00; --warn-bg:#fff4dc;
  --f:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  color-scheme:light;
}
@media (prefers-color-scheme:dark){
  :root{--bg:#0d141a; --panel:#141d25; --ink:#e8eef2; --ink-2:#c3ccd3; --muted:#8996a1; --line:#25313b; --field:#33414c;
    --blue:#3d9bd6; --blue-2:#5aaee3; --soft:#16303d; --good:#5fd08f; --good-bg:#12301f; --bad:#ff7b81; --bad-bg:#3a1517; --warn:#f2c35b; --warn-bg:#33270c; color-scheme:dark}
}
*{box-sizing:border-box}
[hidden]{display:none!important}
html,body{margin:0}
body{background:var(--bg);color:var(--ink);font:400 14px/1.5 var(--f);-webkit-font-smoothing:antialiased}
a{color:var(--blue)}
h1,h2,h3{margin:0;font-weight:650;letter-spacing:-.01em}
h1{font-size:22px} h2{font-size:16px} h3{font-size:14px}
p{margin:0}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--cyan);outline-offset:2px}
.muted{color:var(--muted)}
.small{font-size:12px}
.mono{font-family:var(--mono);font-size:12.5px}
.boot{display:grid;place-items:center;min-height:100vh}

/* buttons and fields */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;height:34px;padding:0 14px;border-radius:8px;border:1px solid var(--blue);background:var(--blue);color:#fff;font-weight:600;cursor:pointer;text-decoration:none;white-space:nowrap}
.btn:hover{background:var(--blue-2)}
.btn.line{background:transparent;color:var(--ink);border-color:var(--field)}
.btn.line:hover{background:var(--bg)}
.btn.danger{background:transparent;color:var(--bad);border-color:var(--bad)}
.btn.danger:hover{background:var(--bad-bg)}
.btn.sm{height:28px;padding:0 10px;font-size:13px}
.btn[disabled]{opacity:.5;cursor:default}
.link{border:0;background:none;padding:0;color:var(--blue);cursor:pointer;text-decoration:underline;text-underline-offset:2px}
label{display:grid;gap:4px;font-weight:550;font-size:13px}
label .hint{font-weight:400;color:var(--muted);font-size:12px}
input[type=text],input[type=email],input[type=password],input[type=number],input[type=search],input:not([type]),select,textarea{width:100%;height:36px;padding:0 10px;border:1px solid var(--field);border-radius:8px;background:var(--panel)}
textarea{height:auto;min-height:64px;padding:8px 10px;resize:vertical;line-height:1.45}
input[type=color]{width:44px;height:36px;padding:2px;border:1px solid var(--field);border-radius:8px;background:var(--panel)}
.code-input{font:600 22px/1 var(--mono);letter-spacing:.3em;text-align:center;height:48px!important}
.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.row.end{justify-content:flex-end}
.grow{flex:1}
.stack{display:grid;gap:14px;align-content:start}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.error{color:var(--bad);background:var(--bad-bg);padding:8px 10px;border-radius:8px}
.note{background:var(--soft);padding:10px 12px;border-radius:8px}
.warn{color:var(--warn);background:var(--warn-bg);padding:10px 12px;border-radius:8px}

/* sign-in screens */
.auth{min-height:100vh;display:grid;place-items:center;padding:24px}
.auth .card{width:min(400px,100%);background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:28px;display:grid;gap:16px}
.brand{display:flex;align-items:center}
.brand .logo{display:block;height:15px;width:auto}
.qr{display:grid;place-items:center;background:#fff;border-radius:10px;padding:12px}
.qr img{width:200px;height:200px;image-rendering:pixelated}
.codes{display:grid;grid-template-columns:1fr 1fr;gap:6px;font:600 14px/1.6 var(--mono);background:var(--bg);padding:12px;border-radius:8px;text-align:center}

/* layout */
.shell{display:grid;grid-template-columns:220px 1fr;min-height:100vh}
.side{background:var(--panel);border-right:1px solid var(--line);padding:18px 12px;display:flex;flex-direction:column;gap:18px;position:sticky;top:0;height:100vh}
.side nav{display:grid;gap:2px}
.side nav a{display:flex;align-items:center;gap:10px;padding:8px 10px;border-radius:8px;color:var(--ink-2);text-decoration:none;font-weight:550}
.side nav a:hover{background:var(--bg)}
.side nav a.on{background:var(--soft);color:var(--blue)}
.side nav svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;flex:none}
.side .badge{margin-left:auto;background:var(--cyan);color:#06222b;font-size:11px;font-weight:700;border-radius:999px;padding:1px 7px}
.side .me{margin-top:auto;display:grid;gap:4px;padding:0 10px;font-size:13px;justify-items:start}
.main{padding:24px 28px 60px;min-width:0}
.top{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:18px}
.top h1{margin-right:auto}
.tabs{display:inline-flex;background:var(--panel);border:1px solid var(--line);border-radius:9px;padding:3px;gap:2px}
.tabs button{border:0;background:none;padding:5px 11px;border-radius:7px;cursor:pointer;color:var(--ink-2);font-weight:550;font-size:13px}
.tabs button.on{background:var(--blue);color:#fff}
.menu-btn{display:none}

/* panels */
.panel{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:16px 18px;min-width:0}
.panel > h2{margin-bottom:12px;display:flex;align-items:center;gap:8px}
.panel > h2 .muted{font-weight:400;font-size:13px}
.panels{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));margin-top:14px}
.kpis{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}
.kpi{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:14px 16px;display:grid;gap:2px}
.kpi .v{font-size:24px;font-weight:700;letter-spacing:-.02em}
.kpi .l{color:var(--muted);font-size:12.5px;font-weight:550}
.kpi .s{color:var(--muted);font-size:12px}
.kpi.live .v::before{content:"";display:inline-block;width:9px;height:9px;border-radius:50%;background:#2fbf71;margin-right:8px;vertical-align:middle;box-shadow:0 0 0 4px rgba(47,191,113,.18)}

/* chart */
.chart{width:100%;height:220px;display:block}
.chart .grid line{stroke:var(--line)}
.chart text{fill:var(--muted);font-size:11px}
.chart .bar{fill:var(--cyan);opacity:.85}
.chart .bar2{fill:var(--blue)}
.chart .line{fill:none;stroke:var(--blue);stroke-width:2}
.legend{display:flex;gap:14px;font-size:12px;color:var(--muted)}
.legend i{display:inline-block;width:10px;height:10px;border-radius:2px;margin-right:5px;vertical-align:-1px}

/* tables and lists */
table{width:100%;border-collapse:collapse}
th{font-size:12px;color:var(--muted);font-weight:600;text-align:left;padding:6px 8px;border-bottom:1px solid var(--line);white-space:nowrap}
td{padding:8px;border-bottom:1px solid var(--line);vertical-align:middle}
tr:last-child td{border-bottom:0}
td.n,th.n{text-align:right;font-variant-numeric:tabular-nums}
tr.click{cursor:pointer}
tr.click:hover td{background:var(--bg)}
.scroll{overflow-x:auto}
.bars{display:grid;gap:6px}
.bars .b{display:grid;grid-template-columns:1fr auto;gap:8px;position:relative;padding:4px 8px;border-radius:6px;overflow:hidden;font-size:13px}
.bars .b span{position:relative;z-index:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.bars .b em{font-style:normal;font-variant-numeric:tabular-nums;position:relative;z-index:1;color:var(--ink-2)}
.bars .b i{position:absolute;inset:0 auto 0 0;background:var(--soft);border-radius:6px}
.empty{color:var(--muted);padding:12px 0}
.pill{display:inline-block;font-size:11.5px;font-weight:650;padding:2px 8px;border-radius:999px;background:var(--bg);color:var(--ink-2)}
.pill::first-letter{text-transform:uppercase}
.pill.live{background:var(--good-bg);color:var(--good)}
.pill.hidden{background:var(--warn-bg);color:var(--warn)}
.pill.archived{background:var(--bg);color:var(--muted)}
.pill.new{background:var(--soft);color:var(--blue)}
.votes{white-space:nowrap;font-variant-numeric:tabular-nums}
.votes .up{color:var(--good)} .votes .down{color:var(--bad)}

/* games */
.games{display:grid;gap:8px}
.game{display:grid;grid-template-columns:auto 64px 1fr auto auto auto;gap:14px;align-items:center;background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:10px 14px}
.game.archived{opacity:.6}
.thumb{width:64px;height:62px;border-radius:8px;background:var(--bg) center/cover no-repeat;display:grid;place-items:center;color:#fff;font-weight:700;font-size:11px;text-align:center;padding:4px;overflow:hidden}
.game .t{display:grid;gap:2px;min-width:0}
.game .t b{font-size:15px}
.star{border:0;background:none;font-size:20px;line-height:1;cursor:pointer;color:var(--muted);padding:2px 4px;border-radius:6px}
.star[aria-pressed="true"]{color:#e0a400}
.star:hover:not(:disabled){background:var(--bg)}
.star:disabled{opacity:.3;cursor:default}
.tags{display:flex;flex-wrap:wrap;gap:4px;margin-top:2px}
.tag{font-size:11px;font-weight:600;padding:1px 7px;border-radius:999px;background:var(--soft);color:var(--blue)}
label.check{display:flex;align-items:flex-start;gap:8px;font-weight:400}
label.check input{margin-top:3px}
.game .stat{color:var(--muted);font-size:12.5px;text-align:right;white-space:nowrap}
.move{display:grid;gap:2px}
.move button{border:1px solid var(--line);background:var(--panel);border-radius:5px;width:24px;height:20px;line-height:1;cursor:pointer;color:var(--ink-2);padding:0}
.move button:disabled{opacity:.3;cursor:default}
.editor{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:14px;align-items:start}
.preview{background:#111;border-radius:14px;padding:6px;aspect-ratio:400/700;width:100%}
.preview iframe{width:100%;height:100%;border:0;border-radius:10px;background:#fff}
.drop{border:1.5px dashed var(--field);border-radius:10px;padding:16px;text-align:center;color:var(--muted);cursor:pointer;display:grid;gap:4px}
.drop.over{border-color:var(--cyan);background:var(--soft);color:var(--ink)}
.drop input{display:none}
.versions td{font-size:13px}

/* site text */
.texts{display:grid;gap:14px}
.text-group h3{margin:6px 0 8px;color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.06em}
.text-item{display:grid;gap:4px;padding:10px 12px;border:1px solid var(--line);border-radius:10px;background:var(--panel);margin-bottom:8px}
.text-item.edited{border-color:var(--cyan);box-shadow:inset 3px 0 0 var(--cyan)}
.text-item.dirty{border-color:var(--warn);box-shadow:inset 3px 0 0 var(--warn)}
.text-item .meta{display:flex;gap:8px;align-items:center;font-size:12px;color:var(--muted)}
.text-item .meta .grow{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.text-item textarea{min-height:38px}
.savebar{position:sticky;bottom:12px;display:flex;gap:10px;align-items:center;justify-content:flex-end;background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:10px 14px;box-shadow:0 10px 30px -10px rgba(0,0,0,.25);margin-top:14px}
.pages{display:grid;gap:4px}
.pages button{display:flex;justify-content:space-between;gap:8px;text-align:left;border:0;background:none;padding:7px 10px;border-radius:8px;cursor:pointer;color:var(--ink-2)}
.pages button:hover{background:var(--bg)}
.pages button.on{background:var(--soft);color:var(--blue);font-weight:600}
.split{display:grid;grid-template-columns:240px minmax(0,1fr);gap:14px;align-items:start}

/* feedback */
.fb{display:grid;gap:6px;padding:14px 16px;border:1px solid var(--line);border-radius:12px;background:var(--panel)}
.fb.new{border-color:var(--cyan)}
.fb .msg{white-space:pre-wrap;font-size:14.5px}
.fb .meta{display:flex;flex-wrap:wrap;gap:6px 12px;font-size:12.5px;color:var(--muted);align-items:center}

/* visitors */
.timeline{display:grid;gap:0;border-left:2px solid var(--line);margin-left:6px}
.timeline .ev{position:relative;padding:4px 0 10px 16px}
.timeline .ev::before{content:"";position:absolute;left:-6px;top:9px;width:10px;height:10px;border-radius:50%;background:var(--panel);border:2px solid var(--cyan)}
.timeline .ev.play::before{background:var(--cyan)}
.timeline .ev small{color:var(--muted);font-variant-numeric:tabular-nums;margin-right:6px}

/* dialogs and toast */
dialog{border:0;border-radius:14px;padding:0;background:var(--panel);color:var(--ink);width:min(560px,94vw);box-shadow:0 30px 60px -15px rgba(0,0,0,.45)}
dialog::backdrop{background:rgba(5,15,25,.45)}
dialog .in{padding:20px 22px;display:grid;gap:14px}
dialog.wide{width:min(980px,96vw)}
#toast{position:fixed;left:50%;bottom:20px;transform:translateX(-50%);background:var(--ink);color:var(--bg);padding:10px 16px;border-radius:10px;font-weight:550;z-index:100;box-shadow:0 10px 30px -10px rgba(0,0,0,.4);max-width:90vw}
#toast.bad{background:var(--bad);color:#fff}

@media (max-width:900px){
  .shell{grid-template-columns:1fr}
  .side{position:fixed;inset:0 auto 0 0;width:240px;z-index:50;transform:translateX(-100%);transition:transform .2s;box-shadow:0 0 40px rgba(0,0,0,.25)}
  .side.open{transform:none}
  .menu-btn{display:inline-flex}
  .main{padding:16px 16px 60px}
  .editor,.split,.grid2,.grid3{grid-template-columns:1fr}
  .kpis{grid-template-columns:repeat(2,minmax(0,1fr))}
  .game{grid-template-columns:64px 1fr auto;row-gap:6px}
  .game .move,.game .stat.hide-s{display:none}
}