:root{
  --bg:#f6f4ef; --panel:#ffffff; --ink:#1d2433; --muted:#667085; --line:#e4e1d8; --soft:#f0ede5;
  --brand:#1f3864; --brand-2:#2c4f8c; --ok:#1e8449; --warn:#d68910; --bad:#c0392b; --gap:#fdebd0;
  --l1:#f5b7b1; --l2:#fad7a0; --l3:#cdeedb; --l4:#82e0aa;
  --shadow:0 1px 2px rgba(16,24,40,.06),0 4px 14px rgba(16,24,40,.06);
  --radius:14px; --font:"Nunito","Segoe UI",system-ui,sans-serif;
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --bg:#12151c; --panel:#1b2030; --ink:#e8ebf2; --muted:#9aa3b5; --line:#2c3346; --soft:#232a3c;
  --brand:#8fb0ff; --brand-2:#a9c1ff; --gap:#4a3a1e; --l1:#7a3b36; --l2:#7a5a2a; --l3:#2f5e44; --l4:#2f8a55;
  --shadow:0 1px 2px rgba(0,0,0,.4),0 4px 14px rgba(0,0,0,.35);--on-brand:#0d1730;}}
:root[data-theme="dark"]{--bg:#12151c; --panel:#1b2030; --ink:#e8ebf2; --muted:#9aa3b5; --line:#2c3346; --soft:#232a3c;
  --brand:#8fb0ff; --brand-2:#a9c1ff; --gap:#4a3a1e; --l1:#7a3b36; --l2:#7a5a2a; --l3:#2f5e44; --l4:#2f8a55;--on-brand:#0d1730;}
*{box-sizing:border-box} html,body{margin:0} body{background:var(--bg);color:var(--ink);font-family:var(--font);font-size:16px;line-height:1.45}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;border:0;border-radius:10px;padding:.6rem 1rem;background:var(--soft);font-weight:700}
button.pri{background:var(--brand);color:var(--on-brand,#fff)}
button.pri:hover{filter:brightness(1.1)} button.ghost{background:transparent;border:1px solid var(--line)}
button:disabled{opacity:.45;cursor:not-allowed}
a{color:var(--brand-2)}
.hidden{display:none!important}
.muted{color:var(--muted)} .small{font-size:.85rem}
/* barra superior */
header.top{position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:1rem;padding:.6rem 1.2rem;background:var(--panel);border-bottom:1px solid var(--line)}
.logo{display:flex;align-items:center;gap:.5rem;white-space:nowrap;font-weight:900;font-size:1.15rem;color:var(--brand)}
.logo b{display:grid;place-items:center;width:34px;height:34px;border-radius:10px;background:var(--brand);color:#fff;font-size:1rem}
nav.tabs{display:flex;gap:.3rem;flex-wrap:wrap;margin-left:1rem}
nav.tabs button{background:transparent;padding:.5rem .8rem;color:var(--muted)}
nav.tabs button.on{background:var(--soft);color:var(--ink)}
.user{margin-left:auto;display:flex;align-items:center;gap:.6rem}
.avatar{width:34px;height:34px;border-radius:50%;background:var(--brand);color:#fff;display:grid;place-items:center;font-weight:800}
main{max-width:1320px;margin:0 auto;padding:1.4rem 1.2rem 4rem}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:1.2rem}
h1{font-size:1.6rem;margin:.2rem 0 .3rem} h2{font-size:1.25rem;margin:0 0 .6rem} h3{margin:.2rem 0 .4rem;font-size:1.05rem}
/* login */
.login{min-height:100vh;display:grid;place-items:center;padding:16px;background:radial-gradient(1200px 600px at 20% 10%,#dfe7f7 0,transparent 60%),var(--bg)}
.login .card{width:min(420px,100%)}
.login label{display:block;font-weight:700;margin:.7rem 0 .2rem} .login input{width:100%;padding:.7rem;border:1px solid var(--line);border-radius:10px;background:var(--panel)}
.seg{display:flex;background:var(--soft);border-radius:12px;padding:4px;gap:4px}
.seg button{flex:1;background:transparent} .seg button.on{background:var(--panel);box-shadow:var(--shadow)}
.err{color:var(--bad);font-weight:700;min-height:1.4em;margin:.5rem 0 0}
/* stepper */
.stepper{display:flex;gap:.5rem;margin:.4rem 0 1.2rem;flex-wrap:wrap}
.step{display:flex;align-items:center;gap:.6rem;padding:.55rem .9rem;border-radius:999px;background:var(--panel);border:1px solid var(--line);color:var(--muted);font-weight:700}
.step i{font-style:normal;display:grid;place-items:center;width:26px;height:26px;border-radius:50%;background:var(--soft)}
.step.on{border-color:var(--brand);color:var(--ink)} .step.on i{background:var(--brand);color:#fff}
.step.done i{background:var(--ok);color:#fff}
.bar{height:6px;background:var(--soft);border-radius:9px;overflow:hidden;margin-bottom:1.2rem}.bar span{display:block;height:100%;background:var(--brand);transition:width .3s}
/* cursos */
.grid-cursos{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:1rem}
.curso{position:relative;text-align:left;padding:1.2rem;border-radius:var(--radius);background:var(--panel);border:2px solid var(--line);box-shadow:var(--shadow)}
.curso .n{font-size:2.4rem;font-weight:900;color:var(--brand)} .curso.sel{border-color:var(--brand)}
.curso:disabled .n{color:var(--muted)} .pill{display:inline-block;padding:.15rem .55rem;border-radius:999px;font-size:.75rem;font-weight:800;background:var(--soft)}
/* subir */
.drop{border:2.5px dashed var(--line);border-radius:var(--radius);padding:2.2rem;text-align:center;background:var(--panel);transition:.2s}
.drop.over{border-color:var(--brand);background:var(--soft)} .drop .big{font-size:2.6rem}
.row{display:flex;gap:.8rem;flex-wrap:wrap;align-items:center}
.two{display:grid;grid-template-columns:1.4fr 1fr;gap:1rem} @media(max-width:860px){.two{grid-template-columns:1fr}}
/* áreas */
.areas{display:flex;gap:.4rem;flex-wrap:wrap;margin:.2rem 0 1rem}
.areas button{background:var(--panel);border:2px solid var(--line)} .areas button.on{color:#fff;border-color:transparent}
.subtabs{display:flex;gap:.3rem;border-bottom:1px solid var(--line);margin:0 0 1rem;flex-wrap:wrap}
.subtabs button{background:transparent;border-radius:10px 10px 0 0;color:var(--muted)} .subtabs button.on{color:var(--ink);box-shadow:inset 0 -3px 0 var(--brand)}
.badge{display:inline-grid;place-items:center;min-width:20px;height:20px;padding:0 6px;border-radius:999px;font-size:.72rem;background:var(--bad);color:#fff;margin-left:.3rem}
/* tablero */
.board-wrap{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:1rem} @media(max-width:1100px){.board-wrap{grid-template-columns:1fr}}
.board{display:grid;grid-template-columns:repeat(6,minmax(160px,1fr));gap:.7rem;overflow-x:auto;padding-bottom:.5rem}
.col{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);display:flex;flex-direction:column;min-height:260px}
.col.over{outline:3px dashed var(--brand)}
.col header{padding:.7rem .8rem;border-bottom:1px solid var(--line);border-radius:var(--radius) var(--radius) 0 0;color:#fff}
.col header b{display:block;font-size:.95rem} .col header span{font-size:.75rem;opacity:.9}
.chips{padding:.6rem;display:flex;flex-direction:column;gap:.45rem;flex:1}
.chip{position:relative;display:flex;gap:.45rem;align-items:flex-start;padding:.45rem .55rem;border-radius:10px;background:var(--soft);border:1px solid var(--line);font-size:.86rem;cursor:grab;user-select:none}
.chip:hover{border-color:var(--brand)} .chip.star{background:var(--gap);border-style:dashed}
.chip.dup{box-shadow:inset 3px 0 0 var(--warn)}
.crit{flex:none;font-weight:900;font-size:.75rem;padding:.12rem .4rem;border-radius:6px;color:#fff}
.add{margin:.2rem .6rem .7rem;background:transparent;border:1px dashed var(--line);color:var(--muted);font-weight:700}
.side{position:sticky;top:76px;align-self:start;max-height:calc(100vh - 100px);overflow:auto}
.side .ce{margin:.6rem 0 .2rem;font-weight:800;font-size:.8rem;color:var(--muted);text-transform:uppercase;letter-spacing:.03em}
.critrow{display:flex;gap:.5rem;align-items:center;padding:.35rem .45rem;border-radius:9px;font-size:.84rem}
.critrow:hover,.critrow.over{background:var(--soft)} .critrow .cnt{margin-left:auto;font-weight:800;font-size:.75rem;color:var(--muted)}
.critrow .cnt.k-obs,.leyenda-crit .k-obs{color:#c77c0e} .critrow .cnt.k-ref,.leyenda-crit .k-ref{color:#b58900}
.critrow .cnt.k-falta,.leyenda-crit .k-falta{color:#fff;background:var(--bad);border-radius:6px;padding:0 .35rem}
.leyenda-crit{display:flex;flex-wrap:wrap;gap:.3rem .8rem;margin:.5rem 0 .2rem;color:var(--muted)}
.pop{position:fixed;z-index:50;width:min(380px,92vw);max-height:70vh;overflow:auto;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 12px 40px rgba(0,0,0,.25);padding:1rem}
.pop textarea{width:100%;border:1px solid var(--line);border-radius:10px;padding:.5rem;background:var(--panel)}
.pop .opt{display:flex;gap:.5rem;padding:.35rem;border-radius:8px;cursor:pointer;font-size:.86rem}.pop .opt:hover,.pop .opt.on{background:var(--soft)}
.official{font-size:.82rem;color:var(--muted);border-left:3px solid var(--line);padding-left:.6rem;margin:.4rem 0}
/* cobertura */
.kpis{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:.8rem;margin-bottom:1rem}
.kpi{display:flex;gap:.8rem;align-items:center;cursor:pointer} .kpi svg{flex:none}
.kpi b{font-size:1rem} .kpi.on{outline:2px solid var(--brand)}
table.mat{border-collapse:separate;border-spacing:3px;width:100%;font-size:.85rem}
table.mat th{font-size:.78rem;color:var(--muted);text-align:left;font-weight:800}
table.mat td.c{width:58px;text-align:center;border-radius:7px;font-weight:800}
table.mat tr.gap td.lab{background:var(--gap);border-radius:7px}
.h0{background:var(--soft);color:var(--muted)} .h1{background:#d6eadf} .h2{background:#9fd3b4} .h3{background:#5fb784;color:#fff}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .h1{background:#24493a}:root:not([data-theme="light"]) .h2{background:#2f6b4e}}
.sug{font-size:.8rem;color:var(--muted)} .sug select{padding:.2rem;border-radius:7px;border:1px solid var(--line);background:var(--panel)}
/* revisión */
.aviso{display:flex;gap:.8rem;align-items:flex-start;padding:.8rem 1rem;border-radius:12px;background:var(--panel);border:1px solid var(--line);margin-bottom:.6rem}
.aviso .ic{font-size:1.4rem} .aviso.ok{border-color:var(--ok)}
/* exámenes */
.exam-wrap{display:grid;grid-template-columns:330px 1fr;gap:1.2rem} @media(max-width:980px){.exam-wrap{grid-template-columns:1fr}}
.paper{background:#fff;color:#111;width:min(794px,100%);margin:0 auto;padding:56px 64px;box-shadow:0 6px 30px rgba(0,0,0,.18);border-radius:4px;font-family:Arial,Helvetica,sans-serif;font-size:15px}
.paper h1{font-size:19px;text-align:center;color:#1f3864;margin:0} .paper .meta{margin:.6rem 0 1.2rem;font-size:13px}
.blk{position:relative;padding:.4rem .5rem;margin:0 -.5rem .7rem;border-radius:8px} .blk:hover{background:#f3f6fc}
.blk h3{color:#2471a3;font-size:16px;margin:.3rem 0} .blk .txt{font-style:italic;font-size:14px;margin:.3rem 0 .4rem 1rem;white-space:pre-line}
.blk p{margin:.25rem 0;white-space:pre-line} .blk [contenteditable]:focus{outline:2px solid #8fb0ff;border-radius:4px}
.blk .tools{position:absolute;right:.3rem;top:.3rem;display:none;gap:.3rem} .blk:hover .tools{display:flex}
.blk .tools button{padding:.2rem .5rem;font-size:.75rem;background:#e9eef8;color:#1f3864}
.blk .tag{font-size:11px;color:#8a94a6}
.lvl{display:grid;grid-template-columns:repeat(4,1fr);gap:.4rem} @media(max-width:520px){.lvl{grid-template-columns:repeat(2,1fr)}}
.lvl button{display:flex;flex-direction:column;align-items:center;padding:.6rem;border:2px solid var(--line);background:var(--panel)}
.lvl button.on{border-color:var(--brand);background:var(--soft)} .lvl small{font-weight:600;color:var(--muted)}
.list-cont label{display:flex;gap:.5rem;align-items:flex-start;padding:.35rem 0;font-size:.88rem;border-bottom:1px solid var(--soft)}
.mode{font-size:.7rem;font-weight:800;padding:.1rem .4rem;border-radius:6px;background:var(--soft);white-space:nowrap}
/* rúbricas */
.rub-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:.8rem;margin-bottom:1rem}
.rub-list button{text-align:left;padding:1rem;background:var(--panel);border:2px solid var(--line);border-radius:var(--radius)}
.rub-list button.on{border-color:var(--brand)}
table.rub{width:100%;border-collapse:separate;border-spacing:4px} table.rub th{padding:.5rem;border-radius:10px;font-size:.9rem}
table.rub td{padding:.6rem;border-radius:10px;background:var(--soft);font-size:.88rem;vertical-align:top;cursor:pointer}
table.rub td.asp{background:transparent;font-weight:800;cursor:default;width:16%}
table.rub td.sel{outline:3px solid var(--brand)}
.lv1{background:var(--l1)!important}.lv2{background:var(--l2)!important}.lv3{background:var(--l3)!important}.lv4{background:var(--l4)!important}
/* clase */
.privacy{display:flex;gap:.8rem;align-items:center;background:#e8f4ec;border:1px solid #b6dcc3;color:#18512f;border-radius:12px;padding:.7rem 1rem;margin-bottom:1rem}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .privacy{background:#173324;color:#bfe8cf;border-color:#285a3d}}
.gridwrap{overflow:auto;max-height:70vh;border:1px solid var(--line);border-radius:var(--radius);background:var(--panel)}
table.cl{border-collapse:collapse;font-size:.9rem}
table.cl th,table.cl td{border-bottom:1px solid var(--line);border-right:1px solid var(--line)}
table.cl thead th{position:sticky;top:0;background:var(--panel);z-index:2;vertical-align:bottom;padding:.4rem}
table.cl thead th.rot{height:170px;width:58px} table.cl thead th.rot div{writing-mode:vertical-rl;transform:rotate(180deg);font-size:.8rem;font-weight:700;max-height:160px}
table.cl td.name,table.cl th.name{position:sticky;left:0;background:var(--panel);z-index:1;min-width:190px;padding:.4rem .7rem;text-align:left}
table.cl td.v{width:58px;height:48px;text-align:center;font-weight:900;font-size:1.15rem;cursor:pointer;user-select:none}
table.cl td.v.v1{background:var(--l1)}table.cl td.v.v2{background:var(--l2)}table.cl td.v.v3{background:var(--l3)}table.cl td.v.v4{background:var(--l4)}
table.cl td.avg{font-weight:800;text-align:center;padding:0 .6rem}
.legend{display:flex;gap:.5rem;flex-wrap:wrap;font-size:.82rem}.legend span{padding:.2rem .6rem;border-radius:8px}
.toast{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);background:var(--ink);color:var(--bg);padding:.7rem 1.1rem;border-radius:12px;font-weight:700;z-index:99;box-shadow:var(--shadow)}
@media(max-width:640px){header.top{flex-wrap:wrap} nav.tabs{margin-left:0;order:3;width:100%} .paper{padding:28px 20px}}
@media print{
  body *{visibility:hidden} .paper,.paper *{visibility:visible} .paper{position:absolute;left:0;top:0;box-shadow:none;width:100%;padding:0}
  .blk .tools{display:none!important} .blk:hover{background:none}
  .print-rub,.print-rub *{visibility:visible} .print-rub{position:absolute;left:0;top:0;width:100%}
}
.aviso.bad{border-color:var(--bad);background:#fdecea}.aviso.mid{border-color:#e6b800;background:#fff8dd}
table.mat tr.falta td.lab{background:#fbe3e1;border-radius:7px} table.mat tr.ref td.lab{background:#fdf3cf;border-radius:7px}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .aviso.bad{background:#3a1d1b}:root:not([data-theme="light"]) .aviso.mid{background:#3a3214}
:root:not([data-theme="light"]) table.mat tr.falta td.lab{background:#3a1d1b}:root:not([data-theme="light"]) table.mat tr.ref td.lab{background:#3a3214}}
.faltas{display:grid;grid-template-columns:repeat(auto-fill,minmax(330px,1fr));gap:.8rem;margin-bottom:1.2rem}
.falta-card select{padding:.2rem;border-radius:7px;border:1px solid var(--line);background:var(--panel)}
.pop{padding-top:1.1rem} .pop h3{padding-right:2.4rem}
.pop-x{position:absolute;top:.55rem;right:.55rem;width:34px;height:34px;padding:0;border-radius:50%;background:var(--soft);font-size:1.4rem;line-height:1;display:grid;place-items:center}
.pop-x:hover{background:var(--line)}
.toast-undo{margin-left:.6rem;background:transparent;color:inherit;border:1px solid currentColor;border-radius:8px;padding:.15rem .55rem;font-weight:700;cursor:pointer}
.propia{width:100%;box-sizing:border-box;margin:.1rem 0 .45rem;padding:.35rem .5rem;border-radius:8px;border:1px solid var(--line);background:var(--panel);color:var(--ink);font:inherit;font-size:.85rem}
.chip .nuevo,.mode.nuevo{background:#fff3b0;color:#6b5600}
.chip.multi{flex-direction:column;gap:.3rem} .crits{display:flex;flex-wrap:wrap;gap:.2rem}