*{
    margin:0;
    padding:0;
    box-sizing:border-box;
    font-family:Segoe UI, Roboto, sans-serif;
}

body{
    background:#0f172a;
    color:#fff;
}

.layout{
    display:flex;
    min-height:100vh;
}

/* SIDEBAR */

.sidebar{
    width:250px;
    background:#020617;
    padding:30px 20px;
}

.sidebar h2{
    margin-bottom:30px;
    color:#2563eb;
}

.sidebar ul{
    list-style:none;
}

.sidebar ul li{
    margin-bottom:15px;
}

.sidebar ul li a{
    text-decoration:none;
    color:#cbd5e1;
    display:block;
    padding:10px;
    border-radius:8px;
    transition:0.3s;
}

.sidebar ul li a:hover{
    background:#1e293b;
}

/* MAIN */

.main{
    flex:1;
    padding:40px;
}

.main h1{
    margin-bottom:30px;
}

.cards{
    display:grid;
    grid-template-columns:repeat(auto-fit, minmax(250px,1fr));
    gap:20px;
}

.card{
    background:#1e293b;
    padding:25px;
    border-radius:12px;
    box-shadow:0 4px 15px rgba(0,0,0,0.3);
    transition:0.3s;
}

.card:hover{
    transform:translateY(-5px);
}

.card h3{
    margin-bottom:15px;
}

.card p{
    margin-bottom:20px;
    color:#cbd5e1;
}

.btn{
    display:inline-block;
    padding:10px 20px;
    background:#2563eb;
    color:#fff;
    text-decoration:none;
    border-radius:8px;
    transition:0.3s;
}

.btn:hover{
    background:#1d4ed8;
}

.disabled{
    background:#475569;
    cursor:not-allowed;
}
.btn-primary{
    display:inline-block;
    padding:10px 20px;
    background:linear-gradient(90deg,#2563eb,#1d4ed8);
    color:white;
    text-decoration:none;
    border-radius:10px;
    font-weight:bold;
    transition:0.3s;
}

.btn-primary:hover{
    transform:scale(1.05);
}
.btn-dashboard{
    display:inline-block;
    margin-top:15px;
    padding:10px 20px;
    background:linear-gradient(90deg,#2563eb,#1d4ed8);
    color:white;
    text-decoration:none;
    border-radius:10px;
    font-weight:bold;
    transition:0.3s;
}

.btn-dashboard:hover{
    transform:scale(1.05);
    box-shadow:0 6px 15px rgba(0,0,0,0.4);
}
.btn-back{
    display:inline-block;
    margin-bottom:20px;
    padding:8px 15px;
    background:#334155;
    color:#cbd5e1;
    text-decoration:none;
    border-radius:8px;
    font-size:14px;
    transition:0.3s;
}

.btn-back:hover{
    background:#475569;
    transform:scale(1.05);
}
.cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
}

.card {
    background:#1e293b;
    padding:25px;
    border-radius:12px;
    display:flex;
    flex-direction:column;
    justify-content:space-between;
    min-height: 210px;   /* ← Altura uniforme */
}
.tabla{
width:100%;
border-collapse:collapse;
margin-top:25px;
background:#0f1b33;
border-radius:10px;
overflow:hidden;
}

.tabla th{
background:#132347;
padding:14px;
text-align:left;
font-size:15px;
}

.tabla td{
padding:14px;
border-top:1px solid #1f355f;
}

.tabla tr:hover{
background:#162b52;
}

.btn-accion{
padding:6px 12px;
border-radius:6px;
text-decoration:none;
font-size:14px;
margin-right:5px;
}

.btn-accion.editar{
background:#2563eb;
color:white;
}

.btn-accion.ver{
background:#16a34a;
color:white;
}