:root{
  --verde:#155e40;
  --arena:#f4f1ea;
  --texto:#1f1f1f;
  --sidebar-w:280px;
  --gap:16px;
  --header-h:72px;
  --layout-gap-top:6px;

  /* look & feel profesional */
  --card-border:rgba(0,0,0,.08);
  --card-shadow:0 12px 28px rgba(0,0,0,.08);
  --radius-lg:14px;

  /* acordeón */
  --sb-radius:12px;
  --sb-gap-in:10px;
  --sb-acc-h:46px;
  --sb-acc-fg:var(--texto);
  --sb-acc-bg:#fff;
  --sb-acc-bg-hover:rgba(21,94,64,.07);
  --sb-acc-border:rgba(0,0,0,.08);

  /* botón móvil seguro */
  --fab-x:max(14px, env(safe-area-inset-left));
  --fab-y:max(16px, env(safe-area-inset-bottom));
  --fab-offset-extra:0px; /* si tienes cookie banner, súbelo aquí */
}

/* ========= Escritorio (sticky, limpio y claro) ========= */
#sidebar.sidebar{
  position: sticky;
  top: calc(var(--header-h) + var(--layout-gap-top));
  align-self: start;
  width: var(--sidebar-w);
  background: #fff;
  border: 1px solid var(--card-border);
  box-shadow: var(--card-shadow);
  overflow: visible;
  z-index: 1;
}

.sidebar-head{
  position: sticky;
  top: 0;
  display:flex; align-items:center; justify-content:space-between;
  padding: 12px 14px;
  background: linear-gradient(180deg, var(--arena), #fff);
  border-bottom:1px solid var(--card-border);
  border-top-left-radius: var(--radius-lg);
  border-top-right-radius: var(--radius-lg);
  z-index: 2;
}
.sidebar-title{ margin:0; font-size:15px; font-weight:800; color:var(--verde); letter-spacing:.2px; }
.sidebar-close{ display:none; border:0; background:transparent; font-size:22px; cursor:pointer; }

/* grupos */
.sidebar-nav{ padding:12px; display:grid; gap:12px; }
.sb-group{ background:#fff; border:1px solid var(--sb-acc-border); border-radius: var(--sb-radius); }

/* cabecera de bloque */
.sb-acc{
  width:100%;
  display:flex; align-items:center; justify-content:space-between;
  height:var(--sb-acc-h);
  padding:0 12px;
  border:0;
  border-radius: var(--sb-radius);
  background: var(--sb-acc-bg);
  color: var(--sb-acc-fg);
  font-weight: 800;
  letter-spacing:.2px;
  cursor: pointer;
}
.sb-acc:hover{ background: var(--sb-acc-bg-hover); }
.sb-acc:focus-visible{ outline:2px solid var(--verde); outline-offset:2px; }
.sb-acc__chev{ transition: transform .2s ease; }
.sb-acc[aria-expanded="true"] .sb-acc__chev{ transform: rotate(180deg); }

/* panel */
.sb-panel{
  border-top:1px solid var(--sb-acc-border);
  border-bottom-left-radius: var(--sb-radius);
  border-bottom-right-radius: var(--sb-radius);
  padding: var(--sb-gap-in);
  background:#fff;
}

/* lista de enlaces */
.sidebar-list{ list-style:none; padding:8px; margin:0; display:grid; gap:6px; }

.sidebar-list a{
  display:flex; align-items:center; justify-content:space-between;
  padding:10px 12px;
  border-radius:10px;
  text-decoration:none;
  color:var(--texto);
  font-weight:600;
  line-height:1.2;
  position: relative;
}
.sidebar-list a::before{
  content:"";
  position:absolute; left:0; top:8px; bottom:8px;
  width:4px; border-radius:4px;
  background: transparent;
  transition: background .18s ease, transform .18s ease;
}
.sidebar-list a:hover{ background: rgba(21,94,64,.06); }
.sidebar-list a:focus-visible{ outline:2px solid var(--verde); outline-offset:2px; }

/* estado activo (ruta actual) */
.sidebar-list a.is-active{
  background: rgba(21,94,64,.08);
  font-weight:800;
}
.sidebar-list a.is-active::before{
  background: var(--verde);
  transform: translateX(-2px);
}

/* ========= botón flotante móvil: visible, no intrusivo ========= */
.sidebar-toggle{
  position: fixed;
  left: var(--fab-x);
  bottom: calc(var(--fab-y) + var(--fab-offset-extra));
  z-index: 1300;
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.7);
  background: rgba(21,94,64,.94);
  color:#fff;
  font-weight: 800;
  box-shadow: 0 10px 24px rgba(0,0,0,.22);
  backdrop-filter: saturate(120%) blur(2px);
  transition: opacity .2s ease, transform .2s ease;
}
.sidebar-toggle:focus-visible{ outline:2px solid #fff; outline-offset:2px; }
html.sidebar-open .sidebar-toggle{ display:none; }
@media (min-width: 900px){ .sidebar-toggle{ display:none; } }

/* Backdrop */
.sidebar-backdrop{
  position: fixed; inset:0;
  background: rgba(0,0,0,.35);
  z-index: 1100;
}
.sidebar-backdrop[hidden]{ display:none; }
html.sidebar-open{ overflow:hidden; }

/* ========= Drawer móvil ========= */
@media (max-width: 900px){
  #sidebar.sidebar{
    position: fixed;
    z-index: 1200;
    top: 0 !important;                    /* antes: var(--header-h) */
    left: 0;
    width: min(86vw, 340px);
    max-width: 90vw;
    height: 100dvh !important;            /* antes: calc(100dvh - var(--header-h)) */
    border-radius: 0 !important;          /* sin curvas arriba */
    border: 0;
    transform: translateX(-110%);
    transition: transform .28s ease, box-shadow .28s ease;
    overflow-y: auto;
    background: #fff;
    padding-top: 0 !important;            /* sin colchón arriba */
    padding-bottom: max(12px, env(safe-area-inset-bottom));
    will-change: transform;
    touch-action: pan-y;
  }

    #sidebar.sidebar .sidebar-head{
    position: sticky;
    top: 0;
    padding-top: max(10px, env(safe-area-inset-top));  /* añade aire seguro arriba */
    background: #fff;
    border-radius: 0 !important;
    border-bottom: 1px solid rgba(0,0,0,.08);
    box-shadow: none;
    margin-top: 0;
  }
  html.sidebar-open #sidebar.sidebar{
    transform: translateX(0);
    box-shadow: 8px 0 22px rgba(0,0,0,.22);
  }
  .sidebar-close{ display:inline-block; }

  /* acordeón: cerrado por defecto (JS controla estado) */
  .sb-panel{ display:none; }
  .sb-acc[aria-expanded="true"] + .sb-panel{ display:block; }

  /* tap targets y tarjetas */
  .sb-acc{ min-height:48px; }
  .sidebar-list{ gap:4px; }
  .sidebar-list a{
    padding:12px 14px;
    border:1px solid rgba(0,0,0,.06);
    background:#fff;
  }
}

/* Escritorio: grupos siempre abiertos, sin acordeón */
@media (min-width: 900px){
  .sb-acc{ cursor: default; }
  .sb-acc__chev{ display:none; }
  .sb-panel{ display:block; }
}

/* Reduce motion */
@media (prefers-reduced-motion: reduce){
  #sidebar.sidebar, .sb-acc__chev, .sidebar-toggle{ transition: none !important; }
}

/* === FIX definitivo: elimina la banda gris en el drawer móvil === */
@media (max-width: 900px){
  /* El contenedor del drawer arriba, completamente “a ras” */
  #sidebar.sidebar{
    display: flex !important;
    flex-direction: column !important;
    padding-top: 0 !important;
    border-top-left-radius: 0 !important;
    border-top-right-radius: 0 !important;
    overflow: hidden !important;
    background: #fff !important;
    background-image: none !important;   /* anula sombras/gradientes residuales */
  }

  /* Encabezado sin curvas ni degradado */
  #sidebar.sidebar .sidebar-head{
    border-radius: 0 !important;
    margin-top: 0 !important;
    background: #fff !important;
    box-shadow: none !important;
    border-bottom: 1px solid rgba(0,0,0,.08) !important;
  }

  /* El contenedor de grupos no empuja hacia abajo */
  #sidebar.sidebar .sidebar-nav{
    flex: 1 1 auto !important;
    overflow-y: auto !important;
    margin-top: 0 !important;
    background: transparent !important;
    background-image: none !important;
  }

  /* Por si existieran pseudo-sombras de scroll */
  #sidebar.sidebar::before,
  #sidebar.sidebar::after,
  #sidebar.sidebar .sidebar-nav::before,
  #sidebar.sidebar .sidebar-nav::after{
    content: none !important;
  }
}

/* La vista nunca pinta fondo blanco; deja ver el fondo de la página */
.view, #main-content, #contenido, .main {
  background: transparent !important;

}