/* =====================================================================
   Aulas Galef — sistema de diseño compartido (login, portal, panel)
   ===================================================================== */
:root{
  --azul:#185078; --azul-osc:#083050; --accion:#2878F0; --accion-osc:#1c62cc;
  --verde:#36C98F; --verde-osc:#14805a; --amar:#FFBE45; --amar-osc:#8a5a00; --viol:#8B6CF6; --viol-osc:#5b3fd1;
  --rojo:#E5484D; --rojo-osc:#b3262b;
  --bg:#F4F8FC; --card:#FFFFFF; --linea:#E3ECF5; --campo:#F4F8FC;
  --t0:#12263A; --t1:#4d6278; --t2:#7a8da1;
  --r:16px; --r-sm:10px; --sombra:0 2px 10px rgba(24,80,120,.07); --sombra-alta:0 10px 30px rgba(8,48,80,.14);
  --fuente:'Nunito','Inter',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{margin:0;background:var(--bg);color:var(--t0);font-family:var(--fuente);font-size:15px;line-height:1.5;min-height:100vh;}
h1,h2,h3,h4{margin:0;line-height:1.25;color:var(--t0);}
a{color:var(--accion);}
button,input,select,textarea{font-family:inherit;}
:focus-visible{outline:3px solid var(--accion);outline-offset:2px;border-radius:6px;}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;}
@media (prefers-reduced-motion:reduce){*{animation:none !important;transition:none !important;scroll-behavior:auto !important;}}

/* ---------- Iconos ---------- */
.ic{width:20px;height:20px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0;}
.ic.lg{width:26px;height:26px;} .ic.xl{width:34px;height:34px;} .ic.sm{width:16px;height:16px;}

/* ---------- Botones ---------- */
.btn,button.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:10px 20px;border:none;border-radius:12px;background:var(--accion);color:#fff;font-weight:800;font-size:14px;cursor:pointer;text-decoration:none;transition:transform .12s,background .12s,box-shadow .12s;box-shadow:0 3px 10px rgba(40,120,240,.28);}
.btn:hover{background:var(--accion-osc);transform:translateY(-1px);}
.btn:active{transform:none;}
.btn:disabled{opacity:.55;cursor:not-allowed;transform:none;}
.btn.sec{background:#fff;color:var(--azul);border:1.5px solid var(--linea);box-shadow:none;}
.btn.sec:hover{background:var(--campo);border-color:#cfdceb;}
.btn.verde{background:var(--verde);color:#063d2b;box-shadow:0 3px 10px rgba(54,201,143,.3);}
.btn.peli{background:#fff;color:var(--rojo-osc);border:1.5px solid #f3c5c7;box-shadow:none;}
.btn.min{min-height:36px;padding:6px 14px;font-size:13px;border-radius:10px;}
.btn.full{width:100%;}

/* ---------- Formularios ---------- */
label{display:block;font-size:13px;font-weight:700;color:var(--t1);margin:14px 0 5px;}
input,select,textarea{width:100%;min-height:44px;padding:10px 14px;background:#fff;border:1.5px solid var(--linea);border-radius:12px;color:var(--t0);font-size:16px;outline:none;transition:border-color .12s,box-shadow .12s;}
input:focus,select:focus,textarea:focus{border-color:var(--accion);box-shadow:0 0 0 4px rgba(40,120,240,.14);}
input::placeholder,textarea::placeholder{color:var(--t2);}
input[type=file]{padding:9px;font-size:14px;}

/* ---------- Tarjetas y chips ---------- */
.card{background:var(--card);border:1px solid var(--linea);border-radius:var(--r);padding:20px;box-shadow:var(--sombra);}
.card.plana{box-shadow:none;}
.chip{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:800;padding:4px 11px;border-radius:999px;background:var(--campo);color:var(--t1);border:1px solid var(--linea);white-space:nowrap;}
.chip .ic{width:14px;height:14px;}
.chip.ok{background:#e4f8f0;color:var(--verde-osc);border-color:#bfeedc;}
.chip.warn{background:#fff4dc;color:var(--amar-osc);border-color:#fde3a6;}
.chip.bad{background:#fde8e9;color:var(--rojo-osc);border-color:#f7c9cb;}
.chip.info{background:#e8f0fe;color:var(--accion-osc);border-color:#c9dcfb;}
.chip.viol{background:#f0ebff;color:var(--viol-osc);border-color:#dcd1ff;}
.meta{color:var(--t1);font-size:13px;}
.aviso{font-size:14px;font-weight:600;padding:11px 14px;border-radius:12px;margin:12px 0;display:flex;gap:10px;align-items:flex-start;}
.aviso.err{background:#fde8e9;color:var(--rojo-osc);} .aviso.ok{background:#e4f8f0;color:var(--verde-osc);}
.aviso.info{background:#e8f0fe;color:var(--accion-osc);}

/* ---------- Progreso ---------- */
.barra{height:9px;background:#e6eef6;border-radius:99px;overflow:hidden;}
.barra > i{display:block;height:100%;border-radius:99px;background:var(--verde);transition:width .5s;}
.barra.azul > i{background:var(--accion);}
.anillo{position:relative;width:132px;height:132px;flex-shrink:0;}
.anillo svg{width:100%;height:100%;transform:rotate(-90deg);}
.anillo .pista{stroke:#e6eef6;} .anillo .valor{stroke:var(--verde);stroke-linecap:round;transition:stroke-dashoffset .8s;}
.anillo b{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-size:28px;font-weight:900;color:var(--azul-osc);}

/* ---------- Tablas ---------- */
.tablewrap{overflow-x:auto;-webkit-overflow-scrolling:touch;border-radius:12px;}
table{width:100%;border-collapse:collapse;font-size:14px;}
th{text-align:left;color:var(--t1);font-weight:800;font-size:12px;text-transform:uppercase;letter-spacing:.04em;padding:11px 14px;background:var(--campo);border-bottom:1px solid var(--linea);white-space:nowrap;}
td{padding:12px 14px;border-bottom:1px solid var(--linea);vertical-align:middle;}
tbody tr:hover td{background:#f9fbfe;}

/* ---------- Estado vacío ---------- */
.vacio{text-align:center;padding:34px 18px;color:var(--t1);}
.vacio svg.ilu{width:92px;height:92px;margin-bottom:8px;}
.vacio b{display:block;color:var(--t0);font-size:16px;margin-bottom:2px;}

/* ---------- Modal ---------- */
.modalbg{display:none;position:fixed;inset:0;background:rgba(8,48,80,.5);backdrop-filter:blur(2px);z-index:100;align-items:center;justify-content:center;padding:16px;}
.modalbg.on{display:flex;}
.modal{background:#fff;border-radius:20px;padding:24px;width:100%;max-width:520px;max-height:92vh;overflow-y:auto;box-shadow:var(--sombra-alta);animation:subir .18s ease-out;}
.modal h3{font-size:19px;margin-bottom:12px;}
.acciones{display:flex;justify-content:flex-end;gap:10px;margin-top:20px;flex-wrap:wrap;}
@keyframes subir{from{transform:translateY(14px);opacity:0}to{transform:none;opacity:1}}
@keyframes flotar{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}
@keyframes giro{to{transform:rotate(360deg)}}
@keyframes aparecer{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.aparece{animation:aparecer .35s ease-out both;}
.flota{animation:flotar 4s ease-in-out infinite;}
.cargando{display:flex;align-items:center;justify-content:center;gap:12px;padding:44px;color:var(--t1);font-weight:700;}
.cargando::before{content:'';width:22px;height:22px;border:3px solid var(--linea);border-top-color:var(--accion);border-radius:50%;animation:giro .8s linear infinite;}

/* ---------- Toast ---------- */
#toasts{position:fixed;left:50%;bottom:90px;transform:translateX(-50%);z-index:200;display:flex;flex-direction:column;gap:8px;align-items:center;pointer-events:none;}
.toast{background:var(--azul-osc);color:#fff;font-weight:700;padding:12px 20px;border-radius:14px;box-shadow:var(--sombra-alta);animation:subir .2s ease-out;display:flex;gap:10px;align-items:center;}
.toast.ok{background:#0e7a54;}
@media(min-width:900px){#toasts{bottom:30px;}}