/* QPÑ Admin · estilo
   Paleta: verde valle #2E4B3F · ocre vicuña #C98A2D · lienzo #FAF8F4
   tinta #21272A · piedra #E2DDD2 · arcilla #B5543B */
:root{
  --valle:#2E4B3F; --valle-osc:#21382E; --ocre:#C98A2D; --lienzo:#FAF8F4;
  --tinta:#21272A; --piedra:#E2DDD2; --arcilla:#B5543B; --blanco:#FFFFFF;
  --radio:10px;
}
*{box-sizing:border-box}
body{margin:0;font-family:Inter,system-ui,sans-serif;background:var(--lienzo);color:var(--tinta);display:flex;min-height:100vh}
h1,h2,h3{font-family:Archivo,Inter,sans-serif;font-stretch:110%;letter-spacing:-.01em}
h1{font-size:1.6rem;font-weight:700;margin:.2rem 0 1.2rem}
h2{font-size:1.1rem;font-weight:650;margin:1.6rem 0 .6rem}
a{color:var(--valle)}

/* Navegación lateral — el "camino" escalonado es la firma */
.nav{width:215px;background:var(--valle);color:#EAF0EC;padding:1.2rem .9rem;display:flex;flex-direction:column;gap:.4rem;flex-shrink:0}
.marca{font-family:Archivo;font-size:1.15rem;display:flex;align-items:center;gap:.55rem;margin-bottom:1.4rem;color:#fff}
.paso{width:16px;height:16px;display:inline-block;background:
  conic-gradient(from 90deg at 70% 30%, var(--ocre) 25%, transparent 0) 0 0/8px 8px no-repeat,
  conic-gradient(from 90deg at 70% 30%, var(--ocre) 25%, transparent 0) 8px 8px/8px 8px no-repeat}
.nav nav{display:flex;flex-direction:column;gap:2px}
.nav a{color:#D6E0D9;text-decoration:none;padding:.55rem .7rem;border-radius:8px;font-size:.93rem;border-left:3px solid transparent}
.nav a:hover{background:var(--valle-osc);color:#fff}
.nav a.activo{background:var(--valle-osc);color:#fff;border-left-color:var(--ocre)}
.salir{margin-top:auto;font-size:.85rem;opacity:.8}

main{flex:1;padding:1.6rem 2rem;max-width:1100px}

/* Tarjetas y tablas */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:.9rem;margin-bottom:1rem}
.card{background:var(--blanco);border:1px solid var(--piedra);border-radius:var(--radio);padding:1rem}
.card .num{font-family:Archivo;font-size:1.9rem;font-weight:700;color:var(--valle)}
.card .lbl{font-size:.83rem;color:#6B6F66}
table{width:100%;border-collapse:collapse;background:var(--blanco);border:1px solid var(--piedra);border-radius:var(--radio);overflow:hidden}
th,td{padding:.6rem .8rem;text-align:left;font-size:.9rem;border-bottom:1px solid var(--piedra)}
th{background:#F1EEE6;font-weight:600;font-size:.8rem;text-transform:uppercase;letter-spacing:.04em}
tr:last-child td{border-bottom:none}
tr:hover td{background:#FCFBF7}

.badge{display:inline-block;padding:.15rem .55rem;border-radius:99px;font-size:.75rem;font-weight:600;color:#fff;background:var(--bc,#2E4B3F)}
.badge.gris{--bc:#8A8F86}
.estado-abierta{color:var(--arcilla);font-weight:600}
.estado-resuelta{color:var(--valle);font-weight:600}

/* Formularios */
input,select,textarea,button{font:inherit}
input[type=text],input[type=search],input[type=date],input[type=password],select,textarea{
  width:100%;padding:.55rem .7rem;border:1px solid var(--piedra);border-radius:8px;background:#fff}
textarea{min-height:90px}
label{display:block;font-size:.83rem;font-weight:600;margin:.7rem 0 .25rem}
button,.btn{background:var(--valle);color:#fff;border:none;border-radius:8px;padding:.6rem 1.1rem;cursor:pointer;font-weight:600;text-decoration:none;display:inline-block}
button:hover,.btn:hover{background:var(--valle-osc)}
.btn.sec{background:transparent;color:var(--valle);border:1px solid var(--valle)}
.fila{display:flex;gap:.8rem;flex-wrap:wrap}.fila>*{flex:1;min-width:160px}
form.buscar{display:flex;gap:.6rem;margin-bottom:1rem}form.buscar input{max-width:340px}

/* Chat archivado */
.chat{display:flex;flex-direction:column;gap:.45rem;max-width:680px}
.msg{padding:.55rem .8rem;border-radius:12px;max-width:78%;font-size:.92rem;background:#fff;border:1px solid var(--piedra)}
.msg.mio{align-self:flex-end;background:#E4EEE7;border-color:#CBDCD1}
.msg .hora{display:block;font-size:.7rem;color:#8A8F86;margin-top:.25rem}
.msg img{max-width:260px;border-radius:8px;display:block;margin-top:.3rem}
.msg a.doc{font-size:.85rem}

/* Login */
.login-caja{margin:12vh auto;max-width:360px;background:#fff;border:1px solid var(--piedra);border-radius:var(--radio);padding:2rem}
.login-caja h1{text-align:center}

/* Asistente */
details.guia{background:#fff;border:1px solid var(--piedra);border-radius:var(--radio);margin-bottom:.6rem;padding:.2rem .9rem}
details.guia summary{cursor:pointer;font-weight:600;padding:.6rem 0}
details.guia ol{line-height:1.7}
.aviso{background:#FBF3E4;border:1px solid #EAD9B5;border-radius:8px;padding:.7rem .9rem;font-size:.88rem;margin:.8rem 0}

@media(max-width:760px){
  body{flex-direction:column}
  .nav{width:100%;flex-direction:row;flex-wrap:wrap;align-items:center}
  .nav nav{flex-direction:row;flex-wrap:wrap}
  .marca{margin:0 .8rem 0 0}.salir{margin:0 0 0 auto}
  main{padding:1rem}
}
@media(prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}