/* Paleta institucional */
:root{
  --azul:#2B7BB7; --azul-osc:#2A3845;
  --bg:#f6f8fb; --card:#ffffff; --borde:#e6e9ef; --txt:#1f2937; --muted:#6b7280;
  --sb-bg:#10141a; --sb-bg2:#131821; --sb-borde:#1f2631; --sb-text:#e7eef7;
  --shadow:0 10px 24px rgba(0,0,0,.06);
}

/* Layout base */
html,body{height:100%}
body{margin:0;background:var(--bg);color:var(--txt);font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif}

/* Sidebar */
.sidebar{
  position:fixed; left:0; top:0; bottom:0; width:240px;
  background:var(--sb-bg); color:var(--sb-text); border-right:1px solid var(--sb-borde);
  display:flex; flex-direction:column; z-index:1000;
}
.sidebar .brand{display:flex; align-items:center; gap:10px; color:#fff; text-decoration:none}
.sidebar .logo{padding:14px 14px; border-bottom:1px solid var(--sb-borde); background:var(--sb-bg2)}
.sidebar .logo img{max-height:36px}
.sidebar .logo span{font-weight:700}
.sidebar .userbox{display:flex; gap:10px; padding:12px 14px; border-bottom:1px solid var(--sb-borde)}
.sidebar .avatar{
  width:38px;height:38px;border-radius:10px;display:flex;align-items:center;justify-content:center;
  background:#0e1217;border:1px solid var(--sb-borde); color:#9fb2c9;
}
.sidebar .info{display:flex;flex-direction:column;justify-content:center}
.sidebar .info small{color:#9fb2c9}
.sidebar .menu{list-style:none;margin:8px 10px;padding:0;display:flex;flex-direction:column;gap:6px}
.sidebar .menu a{
  display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:12px;text-decoration:none;color:#fff;
  border:1px solid transparent;
}
.sidebar .menu a:hover{background:#0e1217;border-color:var(--sb-borde)}
.sidebar .exit{margin-top:auto;padding:10px 10px;border-top:1px solid var(--sb-borde)}
.sidebar .exit .danger{display:flex;gap:10px;align-items:center;color:#ffdada;text-decoration:none;padding:10px 12px;border-radius:12px}
.sidebar .exit .danger:hover{background:#211014;border-color:#3a1d23}

/* Área principal */
.admin-main{margin-left:240px; padding:22px 16px}
@media (max-width: 1024px){ .admin-main{margin-left:0} }

/* Contenido */
.container{max-width:1140px;margin:0 auto}
.page-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}
.page-head h1{margin:0;color:var(--azul-osc);font-size:1.25rem}
.badges{display:flex;gap:8px;flex-wrap:wrap}
.badge{background:#eef6fd;color:#0b4f7a;border:1px solid #d7e9fb;padding:6px 10px;border-radius:999px;font-size:.82rem}

.grid{display:grid;gap:16px;grid-template-columns:repeat(12,1fr)}
.pane{grid-column:span 8}
.side{grid-column:span 4}
@media (max-width:1024px){ .pane,.side{grid-column:span 12} }

.card{background:var(--card);border:1px solid var(--borde);border-radius:18px;padding:16px;box-shadow:var(--shadow)}
.section-title{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}
.section-title h2{margin:0;font-size:1.05rem}
.muted{color:var(--muted)}

/* Formulario */
.form{display:grid;gap:12px}
.row2{display:grid;gap:12px;grid-template-columns:1fr 1fr}
@media (max-width:640px){ .row2{grid-template-columns:1fr} }
label{font-weight:600;font-size:.92rem;color:#374151;display:block;margin-bottom:6px}
.req::after{content:" *";color:var(--azul);font-weight:700}
input[type="text"],input[type="date"],select,textarea{
  width:100%;border:1px solid var(--borde);border-radius:12px;padding:10px 12px;font-size:.95rem;background:#fff
}
textarea{min-height:90px;resize:vertical}
.hint{font-size:.82rem;color:var(--muted);margin-top:6px}

/* Dropzone */
.drop{border:2px dashed #cfe3f7;background:#f7fbff;border-radius:16px;padding:18px;text-align:center;transition:.2s}
.drop.drag{border-color:var(--azul);background:#eef6fd}
.drop i{font-size:36px;color:var(--azul);display:block;margin-bottom:6px}

/* Botones */
.actions{display:flex;gap:10px;justify-content:flex-end;margin-top:4px}
.btn{appearance:none;border:none;border-radius:12px;padding:10px 14px;font-weight:700;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;gap:8px}
.btn.primary{background:var(--azul);color:#fff}
.btn.secondary{background:#fff;color:var(--azul-osc);border:1px solid var(--borde)}
.btn:disabled{opacity:.65;cursor:not-allowed}

/* Lateral */
.list{display:flex;flex-direction:column;gap:10px}
.item{border:1px solid var(--borde);border-radius:12px;padding:10px 12px;color:inherit;text-decoration:none}
.item h4{margin:0 0 4px;font-size:.95rem}
.item p{margin:0;font-size:.86rem;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.sep{border:none;border-top:1px solid var(--borde);margin:12px 0}
.tips{margin:0;padding-left:18px}
.tips li{margin:6px 0}
.ok{color:#10b981}
.warn{color:#f59e0b}