:root{
  --brand:#7b0e1a;           /* bordeaux */
  --brand-600:#6d0c17;
  --brand-700:#5e0a14;
  --brand-50:#f7f2f3;
  --ink:#1a1d20;
  --muted:#6c757d;
  --bg:#f5f6f8;
  --card:#ffffff;
  --border:#e6e8eb;
}

html,body{height:100%}
body{background:var(--bg); color:var(--ink)}
.card{border:1px solid var(--border); border-radius:16px}
.btn-brand{background:var(--brand); color:#fff; border:none}
.btn-brand:hover{background:var(--brand-600); color:#fff}
.link-muted{color:var(--muted); text-decoration:none}
.link-muted:hover{color:var(--ink)}

.brand-bar{
  background:linear-gradient(90deg,var(--brand),var(--brand-700));
  color:#fff;
}

/* ===== Sidebar layout ===== */
.layout{
  min-height:100vh; display:grid;
  grid-template-columns: 260px 1fr;
  grid-template-rows: auto 1fr auto;
  grid-template-areas:
    "sidebar header"
    "sidebar main"
    "sidebar footer";
}
@media (max-width: 991.98px){
  .layout{grid-template-columns: 1fr;
    grid-template-areas:
      "header" "main" "footer";}
  .sidebar{position:fixed; inset:0 50% 0 0; max-width:300px; transform:translateX(-100%); transition:transform .25s ease; z-index:1050}
  .sidebar.show{transform:translateX(0)}
}
.header{grid-area:header}
.sidebar{grid-area:sidebar; background:#0f0f11; color:#cfd3d8}
.main{grid-area:main}
.footer{grid-area:footer}

.sidebar .brand{
  display:flex; align-items:center; gap:10px;
  padding:18px 16px; border-bottom:1px solid #1e1f24;
}
.sidebar .brand img{height:38px; filter:drop-shadow(0 1px 1px rgba(255,255,255,.15))}
.sidebar .menu{padding:12px}
.sidebar .menu .title{
  padding:10px 12px; color:#8f96a3; text-transform:uppercase; font-size:11px; letter-spacing:.08em;
}
.sidebar a.item{
  display:flex; align-items:center; gap:10px;
  padding:10px 12px; border-radius:10px; color:#dfe3e8; text-decoration:none;
}

.header .navbar{
  background:#fff; border-bottom:1px solid var(--border);
}
.header .navbar .btn-toggle{
  border:1px solid var(--border);
}

/* ===== Login page ===== */
.login-hero{
  padding:28px 18px 10px;
  text-align:center;
}
.login-hero img{height:46px; margin-bottom:8px; filter:drop-shadow(0 1px 2px rgba(0,0,0,.08))}
.login-hero .tagline{color:#9aa1ab; font-size:.92rem}

/* ===== Sticky footer ===== */
.footer{
  background:#fff; border-top:1px solid var(--border); color:var(--muted); font-size:.9rem;
}

/* === Toggle visibile SOLO su mobile === */
@media (min-width: 992px){
  .header .navbar .btn-toggle{
    display: none !important; /* desktop: nascosto */
  }
}

@media (max-width: 991.98px){
  .header .navbar .btn-toggle{
    display: inline-flex;      /* mobile: visibile */
    align-items: center;
    justify-content: center;
  }
}