:root{
  --bg:#E8EBF0;--panel:#FFFFFF;--ink:#1B2130;--muted:#5D6677;--line:#D2D7DF;
  --canvas:#F6F7F9;--grid:#E3E7ED;--accent:#B3123E;--accent-soft:rgba(179,18,62,.10);
  --stage:#283041;--stage-ink:#F2F3F6;--blk:#A9AFBA;--focus:#2563EB;--obj:#CDD2DA;--obj-line:#AEB5C0;
  color-scheme:light;
  box-sizing:border-box;
  padding-top:env(safe-area-inset-top,0px);
  padding-bottom:env(safe-area-inset-bottom,0px);
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    --bg:#11141B;--panel:#191E28;--ink:#E7EAF0;--muted:#9AA3B2;--line:#2B3240;
    --canvas:#141821;--grid:#1E2430;--accent:#FF4F7B;--accent-soft:rgba(255,79,123,.14);
    --stage:#3A4357;--stage-ink:#F2F3F6;--blk:#5E6676;--focus:#6EA0FF;--obj:#2E3544;--obj-line:#465063;
    color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --bg:#11141B;--panel:#191E28;--ink:#E7EAF0;--muted:#9AA3B2;--line:#2B3240;
  --canvas:#141821;--grid:#1E2430;--accent:#FF4F7B;--accent-soft:rgba(255,79,123,.14);
  --stage:#3A4357;--stage-ink:#F2F3F6;--blk:#5E6676;--focus:#6EA0FF;--obj:#2E3544;--obj-line:#465063;
  color-scheme:dark;
}
html{height:100%;scroll-padding-top:env(safe-area-inset-top,0px)}
*,*::before,*::after{box-sizing:inherit}
body{margin:0;height:100%;background:var(--bg);color:var(--ink);font:15px/1.4 'Barlow',system-ui,-apple-system,'Segoe UI',sans-serif}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--focus);outline-offset:2px}

.app{height:100%;display:grid;grid-template-rows:auto auto 1fr}
header.top{display:flex;flex-wrap:wrap;gap:10px 18px;align-items:center;padding:10px 16px;background:var(--panel);border-bottom:1px solid var(--line)}
.venue-name{font-family:'Barlow Condensed','Arial Narrow',sans-serif;font-weight:700;font-size:26px;line-height:1;border:1px solid transparent;background:transparent;padding:3px 6px;border-radius:5px;width:12ch;min-width:6ch}
.venue-name:hover{border-color:var(--line)}
.ctx{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.ctx label{color:var(--muted);font-size:14px}
.ctx select{padding:7px 10px;border:1px solid var(--line);border-radius:6px;background:var(--panel);min-width:170px}
.note{font-size:12px;color:var(--muted);max-width:230px;line-height:1.25}
.note.ev{color:var(--accent);font-weight:500}
.spacer{flex:1}
.btn{font-weight:500;padding:7px 12px;border:1px solid var(--line);background:var(--panel);border-radius:6px;cursor:pointer;white-space:nowrap}
.btn:hover{background:var(--bg)}
.btn.primary{background:var(--accent);border-color:var(--accent);color:#fff}
.btn.primary:hover{filter:brightness(1.08)}
.btn.danger{color:var(--accent)}
.btn[hidden]{display:none}
.saved{font-size:12px;color:var(--muted);max-width:140px;line-height:1.25}

main.work{display:grid;grid-template-columns:54px 1fr 330px;min-height:0}
.tools{display:flex;flex-direction:column;gap:4px;padding:8px 7px;background:var(--panel);border-right:1px solid var(--line)}
.tool{width:40px;height:40px;display:grid;place-items:center;border:0;background:transparent;color:var(--muted);border-radius:8px;cursor:pointer;flex:none}
.tool:hover{color:var(--ink);background:var(--bg)}
.tool[aria-pressed="true"]{background:var(--accent-soft);color:var(--accent)}
.tool svg{width:21px;height:21px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.sep{height:1px;background:var(--line);margin:4px 6px;flex:none}

.stagewrap{position:relative;min-width:0;min-height:0;background:var(--canvas);overflow:hidden}
svg#cv{width:100%;height:100%;display:block;touch-action:none;user-select:none;-webkit-user-select:none;font-family:'Barlow',system-ui,sans-serif}
svg#cv.tool-pan,svg#cv.panning{cursor:grab}
svg#cv.tool-move .sec,svg#cv.tool-move .stage{cursor:move}
.overlay{position:absolute;background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:8px 10px;font-size:13px;color:var(--muted);pointer-events:none}
.legend{left:12px;bottom:12px;display:flex;gap:14px;flex-wrap:wrap}
.legend span{display:inline-flex;align-items:center;gap:6px}
.legend svg{width:14px;height:14px}
.zoomlbl{right:12px;top:12px}

aside.panel{background:var(--panel);border-left:1px solid var(--line);overflow:auto;padding:18px 18px 28px}
.panel h2{font-family:'Barlow Condensed','Arial Narrow',sans-serif;font-weight:700;font-size:22px;margin:0 0 4px;line-height:1.15}
.panel h3{font-size:14px;font-weight:600;margin:22px 0 8px;color:var(--ink)}
.panel p{margin:0 0 10px}
.muted{color:var(--muted);font-size:14px}
.hint{color:var(--muted);font-size:13px;margin-top:14px}
.big{font-family:'Barlow Condensed','Arial Narrow',sans-serif;font-weight:700;font-size:56px;line-height:1;margin:6px 0 2px}
.field{display:grid;gap:4px;margin:0 0 12px;font-size:13px;color:var(--muted)}
.field input,.field select{padding:7px 9px;border:1px solid var(--line);border-radius:6px;background:var(--panel);color:var(--ink);font-size:15px;width:100%}
.field input[type=range]{padding:0}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:0 10px}
.rangehead{display:flex;justify-content:space-between}
.rangehead output{color:var(--ink);font-weight:600}
.btncol{display:grid;gap:6px;margin:6px 0}
.btngrid{display:grid;grid-template-columns:1fr 1fr;gap:6px;margin:10px 0 16px}
.btngrid .btn,.btncol .btn{text-align:left}
.btngrid .btn,.btncol .btn{white-space:normal;min-width:0}
aside.panel{overflow-x:hidden}
.panel .seg{display:flex}
.panel .seg button{flex:1}
.catrow{display:grid;grid-template-columns:30px 1fr auto 28px;gap:8px;align-items:center;margin-bottom:6px}
.catrow input[type=color]{width:30px;height:30px;border:1px solid var(--line);border-radius:6px;padding:2px;background:var(--panel);cursor:pointer}
.catrow input[type=text]{padding:5px 8px;border:1px solid var(--line);border-radius:6px;background:var(--panel);width:100%}
.catrow .count{font-variant-numeric:tabular-nums;color:var(--muted);font-size:14px}
.iconbtn{width:28px;height:28px;border:0;background:transparent;color:var(--muted);border-radius:6px;cursor:pointer;font-size:18px;line-height:1}
.iconbtn:hover{background:var(--bg);color:var(--accent)}
.seclist{display:grid;gap:2px}
.seclist button{display:flex;justify-content:space-between;gap:8px;border:0;background:transparent;padding:7px 8px;border-radius:6px;cursor:pointer;text-align:left}
.seclist button:hover{background:var(--bg)}
.seclist .n{font-variant-numeric:tabular-nums;color:var(--muted)}
.swatch{display:inline-block;width:10px;height:10px;border-radius:3px;margin-right:6px;vertical-align:0}
kbd{font:600 12px 'Barlow',sans-serif;border:1px solid var(--line);border-bottom-width:2px;border-radius:4px;padding:0 5px;background:var(--bg)}
.keys{display:grid;grid-template-columns:auto 1fr;gap:6px 10px;font-size:13px;color:var(--muted)}

/* SVG */
.gridbg{fill:url(#gridpat)}
.gridpat-line{stroke:var(--grid);stroke-width:1}
.stage rect{fill:var(--stage)}
.stage text{fill:var(--stage-ink);font-family:'Barlow Condensed','Arial Narrow',sans-serif;font-weight:700;letter-spacing:.04em;pointer-events:none}
.stage.is-sel rect{stroke:var(--accent);stroke-width:3}
.sec-bg{fill:transparent;stroke:transparent}
.sec:hover .sec-bg{stroke:var(--line);stroke-dasharray:4 4}
.sec.is-sel .sec-bg{fill:var(--accent-soft);stroke:var(--accent);stroke-dasharray:6 4;stroke-width:1.5}
.sec-name{font-family:'Barlow Condensed','Arial Narrow',sans-serif;font-weight:600;font-size:15px;fill:var(--ink);text-anchor:middle;dominant-baseline:central}
.sub{font-size:12px;fill:var(--muted);text-anchor:middle;dominant-baseline:central;pointer-events:none}
.rowlbl{font-size:10px;font-weight:600;fill:var(--muted);text-anchor:middle;dominant-baseline:central;pointer-events:none}
.seat{stroke:var(--canvas);stroke-width:1.2}
.seat.removed{fill:transparent;stroke:var(--blk);stroke-dasharray:2 2;stroke-width:1}
.seat.sel{stroke:var(--accent);stroke-width:3;stroke-dasharray:none}
.accmark{fill:#fff;pointer-events:none}
.num{display:none;font-weight:600;fill:#fff;text-anchor:middle;dominant-baseline:central;pointer-events:none}
svg.zoomed .num{display:block}
.zone{fill-opacity:.2;stroke-width:2}
.general.is-sel .zone{stroke:var(--accent)!important;stroke-dasharray:6 4}
.obj{fill:var(--obj);stroke:var(--obj-line);stroke-width:1}
.objeto.is-sel .obj{stroke:var(--accent);stroke-width:2;stroke-dasharray:6 4}
#box{fill:var(--accent-soft);stroke:var(--accent);stroke-dasharray:4 3;vector-effect:non-scaling-stroke;display:none;pointer-events:none}
.warn{color:var(--accent);font-size:14px;font-weight:500}


.seg{display:inline-flex;border:1px solid var(--line);border-radius:7px;overflow:hidden}
.seg button{border:0;background:var(--panel);padding:7px 14px;font-weight:600;cursor:pointer;color:var(--muted)}
.seg button+button{border-left:1px solid var(--line)}
.seg button[aria-pressed="true"]{background:var(--ink);color:var(--panel)}
.banner{display:flex;gap:12px;align-items:center;flex-wrap:wrap;padding:8px 16px;background:var(--accent-soft);font-size:14px;border-bottom:1px solid var(--line)}
.banner[hidden]{display:none}
body[data-mode="taquilla"] .design-only{display:none!important}
body[data-mode="diseno"] .sales-only{display:none!important}
.statgrid{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:10px 0 8px}
.stat{border:1px solid var(--line);border-radius:8px;padding:10px 12px}
.stat b{display:block;font-family:'Barlow Condensed','Arial Narrow',sans-serif;font-size:32px;line-height:1.05}
.stat span{font-size:13px;color:var(--muted)}
.dot{display:inline-block;width:12px;height:12px;border-radius:3px;vertical-align:-1px;margin-right:6px;border:1px solid rgba(0,0,0,.25)}
.btn.pag{background:#2E9E5B;border-color:#2E9E5B;color:#fff}
.btn.apt{background:#F6C21C;border-color:#DDAA0E;color:#111}
.btn.pag:hover,.btn.apt:hover{filter:brightness(1.06)}
.detail{display:grid;grid-template-columns:auto 1fr;gap:4px 12px;font-size:14px;margin:10px 0 14px}
.detail dt{color:var(--muted)}
.detail dd{margin:0;font-weight:500}
.rowitem{display:flex;justify-content:space-between;gap:8px;align-items:center;padding:7px 0;border-bottom:1px solid var(--line);font-size:14px}
.rowitem .acts{display:flex;gap:4px;flex-wrap:wrap;justify-content:flex-end}
.rowitem .btn{padding:4px 8px;font-size:13px}
.table{fill:var(--obj);stroke:var(--obj-line);stroke-width:1}
.tbl-num{font-size:11px;font-weight:600;fill:var(--muted);text-anchor:middle;dominant-baseline:central;pointer-events:none}
svg.sales .num{display:block}
.seat.sel{stroke:var(--accent)!important;stroke-width:3!important}
dialog{border:1px solid var(--line);border-radius:10px;background:var(--panel);color:var(--ink);padding:20px;width:min(520px,92vw)}
dialog::backdrop{background:rgba(10,12,18,.45)}
dialog h2{font-family:'Barlow Condensed','Arial Narrow',sans-serif;font-size:24px;margin:0 0 12px}
dialog textarea{width:100%;height:240px;border:1px solid var(--line);border-radius:6px;background:var(--canvas);padding:8px;font:12px/1.4 ui-monospace,Menlo,Consolas,monospace}
.dlgbtns{display:flex;justify-content:flex-end;gap:8px;margin-top:14px;flex-wrap:wrap}
.toast{position:fixed;left:50%;bottom:calc(20px + env(safe-area-inset-bottom,0px));transform:translateX(-50%);background:var(--ink);color:var(--panel);padding:8px 14px;border-radius:8px;font-size:14px;opacity:0;transition:opacity .2s;pointer-events:none;z-index:10}
.toast.show{opacity:1}
@media (prefers-reduced-motion:reduce){.toast{transition:none}}

@media (max-width:860px){
  body{height:auto}
  .app{height:auto;min-height:100%}
  main.work{grid-template-columns:1fr;grid-template-rows:auto 62vh auto}
  .tools{flex-direction:row;overflow-x:auto;border-right:0;border-bottom:1px solid var(--line)}
  .sep{width:1px;height:auto;margin:6px 4px}
  aside.panel{border-left:0;border-top:1px solid var(--line)}
  .legend{display:none}
  .venue-name{font-size:22px}
}

/* sesión */
body:not(.is-admin) .admin-only{display:none!important}
body:not(.is-admin) .design-only{display:none!important}
.user{display:inline-flex;gap:8px;align-items:center;font-size:13px;color:var(--muted)}
.linkbtn{border:0;background:none;color:var(--accent);font-weight:600;cursor:pointer;padding:4px}
a.btn{text-decoration:none;color:var(--ink);display:inline-block}
.gate{position:fixed;inset:0;z-index:20;background:var(--bg);display:grid;place-items:center;padding:24px}
.gate[hidden]{display:none}
.gatebox{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:28px;width:min(420px,100%)}
.gatebox h1{font-family:'Barlow Condensed','Arial Narrow',sans-serif;font-size:30px;margin:0 0 8px}
.gatebox p{margin:0 0 14px}
.gatebox form{display:grid;gap:4px}
header.top{grid-row:1}
.banner{grid-row:2}
main.work{grid-row:3}