/* Mis Alumnos · tokens compartidos. Cuaderno escolar: tinta azul, margen rojo, renglones. */
:root{
  --paper:#F4F6FB; --card:#FFFFFF; --ink:#1A2040; --muted:#576082; --line:#DCE1EE; --rule:#E9ECF5;
  --accent:#2C47D4; --on-accent:#FFFFFF; --accent-soft:#E6EAFD; --margin:#DD4B54;
  --ok:#17804E; --ok-soft:#E0F2E8; --warn:#9A6210; --warn-soft:#FAEFD6; --bad:#BE3434; --bad-soft:#FAE3E1;
  --wa:#128C4A; --scrim:rgba(16,20,42,.45); --shadow:0 1px 2px rgba(26,32,64,.06),0 12px 32px rgba(26,32,64,.10);
  --display:'Bricolage Grotesque','Avenir Next','Segoe UI',system-ui,sans-serif;
  --body:'Figtree','Segoe UI',system-ui,-apple-system,sans-serif;
  color-scheme:light;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --paper:#0E1122; --card:#161A30; --ink:#E8EBF7; --muted:#A3AACB; --line:#2A3052; --rule:#212642;
    --accent:#8FA3FF; --on-accent:#0E1122; --accent-soft:#232C58; --margin:#F07D83;
    --ok:#5ED093; --ok-soft:#163626; --warn:#E9B65C; --warn-soft:#3A2D14; --bad:#F48582; --bad-soft:#3E1D1F;
    --wa:#4FD18B; --scrim:rgba(0,0,0,.6); --shadow:0 1px 2px rgba(0,0,0,.4),0 12px 32px rgba(0,0,0,.45);
    color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --paper:#0E1122; --card:#161A30; --ink:#E8EBF7; --muted:#A3AACB; --line:#2A3052; --rule:#212642;
  --accent:#8FA3FF; --on-accent:#0E1122; --accent-soft:#232C58; --margin:#F07D83;
  --ok:#5ED093; --ok-soft:#163626; --warn:#E9B65C; --warn-soft:#3A2D14; --bad:#F48582; --bad-soft:#3E1D1F;
  --wa:#4FD18B; --scrim:rgba(0,0,0,.6); --shadow:0 1px 2px rgba(0,0,0,.4),0 12px 32px rgba(0,0,0,.45);
  color-scheme:dark;
}
*{box-sizing:border-box}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--body);font-size:15px;line-height:1.5;-webkit-font-smoothing:antialiased}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer}
a{color:var(--accent)}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px}
[hidden]{display:none!important}
.num{font-variant-numeric:tabular-nums}
.muted{color:var(--muted)}
.gut{padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:12px;border:1px solid var(--line);background:var(--card);padding:10px 16px;font-weight:700;font-size:15px;text-decoration:none;color:var(--ink);min-height:44px;line-height:1.2}
.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--on-accent)}
.btn.wa{background:var(--wa);border-color:var(--wa);color:var(--card)}
.btn.danger{color:var(--bad);border-color:var(--bad);background:transparent}
.btn.ghost{background:transparent}
.btn.small{min-height:36px;padding:7px 12px;font-size:13.5px}
.btn.block{width:100%}
.btn:hover{filter:brightness(1.05)}
.btn[disabled]{opacity:.55;cursor:not-allowed}
.field{display:grid;gap:6px}
.field>span{font-size:13.5px;font-weight:700}
.field input,.field select,.field textarea{border:1px solid var(--line);background:var(--paper);border-radius:12px;padding:11px 12px;width:100%;min-height:44px}
.field textarea{min-height:110px;resize:vertical;line-height:1.45}
.field small{color:var(--muted);font-size:12.5px}
.check{display:grid;grid-template-columns:22px 1fr;gap:10px;align-items:start;font-size:14px}
.check input{width:20px;height:20px;margin:2px 0 0;accent-color:var(--accent)}
.err{color:var(--bad);font-size:13.5px;margin:0}
.okmsg{color:var(--ok);font-size:14px;margin:0;font-weight:700}
.eyebrow{margin:0;font-size:12.5px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);font-weight:700}
.brand{display:inline-flex;align-items:center;gap:10px;font-family:var(--display);font-weight:800;font-size:20px;letter-spacing:-.01em;color:var(--ink);text-decoration:none}
.brand svg{flex:none}