body{
    margin:0;
    font-family:Arial,sans-serif;
    background:#eef3f8;
    color:#1f2937;
}

.login-card{
    width:360px;
    margin:120px auto;
    background:white;
    padding:35px;
    border-radius:20px;
    box-shadow:0 10px 30px rgba(0,0,0,.1);
}

input{
    width:100%;
    padding:12px;
    margin-bottom:15px;
    border:1px solid #d1d5db;
    border-radius:10px;
    box-sizing:border-box;
}

button{
    width:100%;
    padding:12px;
    border:none;
    border-radius:10px;
    background:#2563eb;
    color:white;
    cursor:pointer;
}

.error{
    background:#fee2e2;
    color:#991b1b;
    padding:10px;
    border-radius:10px;
    margin-bottom:15px;
}

.topbar{
    background:#1e3a8a;
    color:white;
    padding:15px 25px;
    display:flex;
    justify-content:space-between;
}

.topbar a{
    color:white;
    text-decoration:none;
}

.dashboard{
    padding:30px;
}

.grid{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
    gap:20px;
}

.card{
    background:white;
    padding:25px;
    border-radius:18px;
    box-shadow:0 4px 15px rgba(0,0,0,.08);
}

.info{
    margin-top:20px;
    font-size:13px;
    color:#6b7280;
}

.role-badge{
    display:inline-block;
    margin-left:10px;
    padding:4px 10px;
    border-radius:999px;
    background:rgba(255,255,255,.15);
    font-size:12px;
    font-weight:normal;
}

.perm-demo h2{
    margin:0 0 10px;
    font-size:18px;
}

.perm-toolbar{
    display:flex;
    flex-wrap:wrap;
    gap:10px;
    margin:14px 0;
}

.btn-action{
    width:auto;
    padding:10px 16px;
    background:#e5e7eb;
    color:#1f2937;
    border:1px solid #d1d5db;
}

.btn-action.btn-primary{
    background:#2563eb;
    color:#fff;
    border-color:#2563eb;
}

.btn-action.btn-warn{
    background:#fef3c7;
    color:#92400e;
    border-color:#fde68a;
}

.btn-action.btn-danger{
    background:#fee2e2;
    color:#991b1b;
    border-color:#fecaca;
}

.perm-keys code{
    font-size:12px;
}

/* Úroveň 2: skrytí zápisu v UI (server musí kontrolovat zvlášť) */
.xx-perm-readonly .xx-btn-write,
.xx-perm-readonly [data-xx-perm="write"],
.xx-perm-readonly [data-xx-perm="edit"],
.xx-perm-readonly [data-xx-perm="delete"],
.xx-perm-readonly .xx-card-write{
    display:none !important;
}