:root{
  --ink:#1F2124; --red:#D1201F; --red-soft:#FBE9E9; --paper:#FFFFFF; --mist:#F2F4F7;
  --line:#E3E5E8; --muted:#667085; --input:#FDECEC; --input-ink:#1D3FBF; --ok:#1E7A46; --ok-soft:#E5F3EA;
  --warn:#9A5B00; --warn-soft:#FFF4DE; --bar:#1F2124; --bar-ink:#F8F8F8; --seg-a:#C9CDD3; --seg-b:#AEB3BA;
  --shadow:0 1px 0 rgba(31,33,36,.06);
  color-scheme:light;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --ink:#ECEDEF; --red:#F0473F; --red-soft:#3A2224; --paper:#1C1D20; --mist:#25272B;
    --line:#34373C; --muted:#A3A9B3; --input:#3A2829; --input-ink:#9DB4FF; --ok:#5CC98A; --ok-soft:#1F3328;
    --warn:#F2B661; --warn-soft:#3A2F1E; --bar:#121315; --bar-ink:#F2F2F2; --seg-a:#4A4E55; --seg-b:#5D626A;
    color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --ink:#ECEDEF; --red:#F0473F; --red-soft:#3A2224; --paper:#1C1D20; --mist:#25272B;
  --line:#34373C; --muted:#A3A9B3; --input:#3A2829; --input-ink:#9DB4FF; --ok:#5CC98A; --ok-soft:#1F3328;
  --warn:#F2B661; --warn-soft:#3A2F1E; --bar:#121315; --bar-ink:#F2F2F2; --seg-a:#4A4E55; --seg-b:#5D626A;
  color-scheme:dark;
}
:root{box-sizing:border-box;padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px)}
html{scroll-padding-top:env(safe-area-inset-top,0px)}
*,*::before,*::after{box-sizing:inherit}
body{margin:0;background:var(--mist);color:var(--ink);font:15px/1.45 "Source Sans 3","Segoe UI",system-ui,-apple-system,sans-serif;font-variant-numeric:tabular-nums}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--red);outline-offset:2px}
a{color:inherit}

/* barra superior */
.top{background:var(--bar);color:var(--bar-ink);position:sticky;top:env(safe-area-inset-top,0px);z-index:20}
.top-in{max-width:1280px;margin:0 auto;padding:10px 20px;display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.brand{display:flex;align-items:baseline;gap:10px;cursor:pointer;background:none;border:0;padding:0;color:inherit}
.brand b{font-size:18px;font-weight:700;letter-spacing:-.01em}
.brand span{color:#B5B9BF;font-size:13px}
.brand::before{content:"";width:10px;height:10px;background:var(--red);display:inline-block;align-self:center}
.top .sp{flex:1}
.crumb{font-size:14px;color:#D6D8DB;display:flex;gap:8px;align-items:center;min-width:0}
.crumb strong{color:#fff;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:42vw}

main{max-width:1280px;margin:0 auto;padding:24px 20px 64px}

/* botones */
.btn{border:1px solid var(--line);background:var(--paper);padding:7px 14px;border-radius:6px;cursor:pointer;font-weight:600;font-size:14px;white-space:nowrap}
.btn:hover{border-color:var(--muted)}
.btn.pri{background:var(--red);border-color:var(--red);color:#fff}
.btn.pri:hover{filter:brightness(.94)}
.btn.ghost{background:transparent;border-color:transparent;color:var(--muted)}
.btn.ghost:hover{color:var(--ink)}
.btn.dark{background:transparent;color:var(--bar-ink);border-color:#4A4D52}
.btn:disabled{opacity:.45;cursor:not-allowed}
.btn.sm{padding:4px 10px;font-size:13px}

/* inicio */
.hero{display:grid;grid-template-columns:1fr auto;gap:24px;align-items:end;margin:8px 0 28px}
.hero h1{font-size:40px;line-height:1.05;margin:0 0 8px;letter-spacing:-.02em;font-weight:700}
.hero p{margin:0;color:var(--muted);max-width:62ch}
.hero .acts{display:flex;gap:8px;flex-wrap:wrap}
.note{font-size:13px;color:var(--muted)}

/* tarjetas y secciones */
.panel{background:var(--paper);border:1px solid var(--line);border-radius:8px;box-shadow:var(--shadow)}
.panel>header{display:flex;align-items:center;gap:12px;padding:14px 18px;border-bottom:1px solid var(--line)}
.panel>header h2,.panel>header h3{margin:0;font-size:16px;font-weight:700}
.panel>header .sp{flex:1}
.panel .body{padding:16px 18px}
.grid2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.grid3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.stack{display:grid;gap:18px}

/* tablas */
.scroll{overflow-x:auto;-webkit-overflow-scrolling:touch}
table{border-collapse:collapse;width:100%;font-size:14px}
th,td{padding:7px 10px;border-bottom:1px solid var(--line);text-align:left;vertical-align:middle}
th{font-weight:600;color:var(--muted);font-size:13px;background:var(--paper);position:sticky;top:0;white-space:nowrap}
td.n,th.n{text-align:right;white-space:nowrap}
tr.sel td{background:var(--red-soft)}
tr.click{cursor:pointer}
tr.click:hover td{background:var(--mist)}
tbody tr:last-child td{border-bottom:0}
.tbl-wrap{max-height:62vh;overflow:auto}

/* formularios: rosa = editable, como en las plantillas */
.f{display:grid;grid-template-columns:minmax(0,1fr) 170px;gap:6px 14px;align-items:center;padding:6px 0;border-bottom:1px solid var(--line)}
.f:last-child{border-bottom:0}
.f label{font-size:14px}
.f .help{grid-column:1/-1;font-size:12.5px;color:var(--muted);margin-top:-2px}
.f .val{text-align:right;font-weight:600}
input.ed,select.ed,textarea.ed{background:var(--input);color:var(--input-ink);border:1px solid transparent;border-radius:5px;padding:5px 8px;width:100%}
input.ed:hover,select.ed:hover,textarea.ed:hover{border-color:var(--line)}
input.ed.num{text-align:right}
input.ed:disabled,select.ed:disabled,textarea.ed:disabled{background:var(--mist);color:var(--muted)}
textarea.ed{resize:vertical;min-height:54px}
.f.wide{grid-template-columns:1fr}
.sub{font-size:13px;font-weight:700;color:var(--red);margin:14px 0 2px}
.sub:first-child{margin-top:0}
.warn{color:var(--red);font-weight:600}
.pill{display:inline-flex;align-items:center;gap:6px;padding:2px 9px;border-radius:999px;font-size:12.5px;font-weight:600;white-space:nowrap;background:var(--mist);color:var(--muted)}
.pill.ok{background:var(--ok-soft);color:var(--ok)}
.pill.bad{background:var(--red-soft);color:var(--red)}
.pill.amb{background:var(--warn-soft);color:var(--warn)}

/* pasos del encargo */
.enc-head{display:flex;align-items:flex-end;gap:16px;flex-wrap:wrap;margin-bottom:18px}
.enc-head h1{margin:0;font-size:30px;line-height:1.1;letter-spacing:-.015em}
.enc-head .meta{color:var(--muted);font-size:14px;margin-top:4px}
.enc-head .sp{flex:1}
.steps{display:flex;gap:0;border-bottom:1px solid var(--line);margin-bottom:20px;overflow-x:auto}
.step{border:0;background:none;padding:10px 16px 11px;cursor:pointer;color:var(--muted);font-weight:600;display:flex;gap:8px;align-items:center;border-bottom:3px solid transparent;margin-bottom:-1px;white-space:nowrap}
.step i{font-style:normal;width:20px;height:20px;border-radius:50%;display:inline-grid;place-items:center;font-size:12px;border:1.5px solid currentColor}
.step[aria-selected="true"]{color:var(--ink);border-bottom-color:var(--red)}
.step[aria-selected="true"] i{background:var(--red);border-color:var(--red);color:#fff}
.subtabs{display:flex;gap:6px;margin-bottom:14px;flex-wrap:wrap}
.subtab{border:1px solid var(--line);background:var(--paper);border-radius:999px;padding:5px 14px;cursor:pointer;font-weight:600;font-size:14px}
.subtab[aria-selected="true"]{background:var(--ink);color:var(--paper);border-color:var(--ink)}

/* semilla: la pieza central */
.seed{border:1px solid var(--line);border-radius:8px;padding:14px;margin-top:10px;background:var(--mist)}
.seed-top{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.seed-num{font-size:26px;font-weight:700;letter-spacing:.01em;min-width:9ch}
.seed input.ed{font-size:20px;font-weight:700;width:12ch}
.seed .row{display:flex;gap:8px;flex-wrap:wrap;margin-top:10px;align-items:center}
.seed .facts{display:grid;grid-template-columns:auto 1fr;gap:2px 14px;font-size:13.5px;margin-top:10px}
.seed .facts span:nth-child(odd){color:var(--muted)}

/* regla MUS */
.ruler{margin:4px 0 2px}
.ruler svg{width:100%;height:auto;display:block}
.legend{display:flex;gap:16px;flex-wrap:wrap;font-size:12.5px;color:var(--muted);margin-top:6px}
.legend i{display:inline-block;width:12px;height:10px;vertical-align:-1px;margin-right:5px}

/* cifras clave */
.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));border:1px solid var(--line);border-radius:8px;background:var(--paper);overflow:hidden;margin-bottom:16px}
.kpi{padding:12px 14px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);margin:0 -1px -1px 0}
.kpi b{display:block;font-size:22px;line-height:1.15}
.kpi span{font-size:12.5px;color:var(--muted)}
.kpi.hl b{color:var(--red)}

/* carga de fichero */
.drop{border:2px dashed var(--line);border-radius:10px;padding:34px 20px;text-align:center;background:var(--paper)}
.drop.over{border-color:var(--red);background:var(--red-soft)}
.drop h3{margin:0 0 6px;font-size:18px}
.drop p{margin:0 0 14px;color:var(--muted)}
.map{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:10px;margin:12px 0}
.map label{font-size:13px;color:var(--muted);display:grid;gap:4px}

.toolbar{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-bottom:12px}
.toolbar .sp{flex:1}
.toolbar input.ed{max-width:260px}
.banner{border-radius:8px;padding:12px 16px;margin-bottom:16px;display:flex;gap:12px;align-items:center;flex-wrap:wrap;font-size:14.5px}
.banner.lock{background:var(--ink);color:var(--paper)}
.banner.lock .btn{background:transparent;color:var(--paper);border-color:var(--muted)}
.banner.info{background:var(--warn-soft);color:var(--warn)}
.banner .sp{flex:1}
.empty{padding:40px 20px;text-align:center;color:var(--muted)}
.empty h3{color:var(--ink);margin:0 0 6px}
.pager{display:flex;gap:8px;align-items:center;justify-content:flex-end;padding:10px 0 0;font-size:13px;color:var(--muted)}

dialog{border:1px solid var(--line);border-radius:10px;padding:0;background:var(--paper);color:var(--ink);width:min(520px,94vw)}
dialog::backdrop{background:rgba(20,21,23,.45)}
dialog form{padding:20px 22px}
dialog h2{margin:0 0 14px;font-size:20px}
dialog .f{grid-template-columns:150px 1fr}
dialog .acts{display:flex;justify-content:flex-end;gap:8px;margin-top:18px}

.toast{position:fixed;left:50%;bottom:calc(20px + env(safe-area-inset-bottom,0px));transform:translateX(-50%);background:var(--ink);color:var(--paper);padding:10px 16px;border-radius:8px;font-size:14px;z-index:50;max-width:min(560px,92vw);box-shadow:0 6px 24px rgba(0,0,0,.2)}
.toast.err{background:var(--red);color:#fff}

@media (max-width:860px){
  .grid2,.grid3{grid-template-columns:1fr}
  .hero{grid-template-columns:1fr}
  .hero h1{font-size:32px}
  main{padding:18px 14px 56px}
  .f{grid-template-columns:minmax(0,1fr) 140px}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}

/* acceso y estado de guardado */
.login{max-width:520px;margin:12vh auto 0;padding:0 20px}
.login h1{font-size:40px;line-height:1.05;margin:0 0 10px;letter-spacing:-.02em}
.login p{color:var(--muted);margin:0 0 22px}
.estado-guardado{font-size:13px;color:#B5B9BF;white-space:nowrap}
.estado-guardado.err{color:#FF8A84}
.quien{font-size:13px;color:#D6D8DB;white-space:nowrap}
.cargando{padding:60px 20px;text-align:center;color:var(--muted)}
.pill.calc{background:var(--mist);color:var(--muted)}
.fatal{background:var(--red-soft);color:var(--red);border-radius:8px;padding:14px 16px;margin:16px 0;font-weight:600}


/* equipo */
dialog:has(form.dlg-ancho){width:min(680px,94vw)}
.eq-lista{display:grid;gap:6px;margin-bottom:10px}
.eq-fila{display:flex;align-items:center;gap:10px;padding:8px 10px;border:1px solid var(--line);border-radius:6px}
.eq-quien{flex:1;min-width:0}
.eq-fila select.ed{width:auto}
.eq-buscar{position:relative}
.eq-sug{position:absolute;left:0;right:0;top:calc(100% + 4px);background:var(--paper);border:1px solid var(--line);border-radius:6px;box-shadow:0 8px 24px rgba(0,0,0,.12);z-index:5;max-height:260px;overflow:auto}
.eq-op{display:flex;flex-direction:column;align-items:flex-start;width:100%;text-align:left;background:none;border:0;border-bottom:1px solid var(--line);padding:8px 10px;cursor:pointer}
.eq-op:hover{background:var(--mist)}
.hist{list-style:none;padding:0;margin:4px 0 0;font-size:13.5px;max-height:180px;overflow:auto}
.hist li{padding:4px 0;border-bottom:1px solid var(--line)}