html, body {
    margin: 0;
    padding: 0;
    width: 100%;
    font-family: sans-serif;
    font-size: 15px;
    background: #fff;
    text-transform: uppercase;
}

header {
    background: #eaeaea;
    padding: 0.5rem;
    width: 100%;
    box-sizing: border-box;
}

#nombre {
    width: 100%;
    font-size: 15px;
    padding: 0.5rem;
    box-sizing: border-box;
    border: 1px solid #ccc;
    border-radius: 4px;
    text-transform: none;
}

.tabla-contenedor {
    width: 100%;
    overflow-x: auto;
    padding: 0.5rem;
    box-sizing: border-box;
}

table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    font-size: 15px;
}

th, td {
    border: 1px solid #ccc;
    padding: 0.3rem 0.4rem;
    text-align: left;
    white-space: normal;
    word-wrap: break-word;
    overflow-wrap: break-word;
    vertical-align: middle;
}

th {
    background: #f5f5f5;
}

td.nombre {
    width: 40%;
}
td.institucion {
    width: 30%;
}
td.mesa {
    width: 10%;
    text-align: center;
    font-weight: bold;
}
td.accion {
    width: 20%;
    text-align: center;
}

tr:nth-child(even) {
    background-color: #f2f2f2;
}

.btn-acreditar {
    background-color: #28a745;
    color: white;
    padding: 0.25rem 0.4rem;
    text-decoration: none;
    font-weight: bold;
    font-size: 16px;
    display: inline-block;
    border-radius: 4px;
}

.btn-desacreditar {
    background-color: #ccc;
    color: black;
    padding: 0.25rem 0.4rem;
    font-weight: bold;
    font-size: 15px;
    text-decoration: none;
    border-radius: 4px;
}

section {
    padding: 0.5rem;
    box-sizing: border-box;
    text-transform: none;
    font-size: 15px;
}

/* ===== nuevos botones modal ===== */
.btn-agregar, .btn-guardar, .btn-cancelar {
    padding: 0.4rem 0.6rem;
    font-size: 15px;
    border: 1px solid #444;
    border-radius: 4px;
    cursor: pointer;
}
.btn-agregar  { background:#2d89ef; color:#fff; }
.btn-guardar  { background:#28a745; color:#fff; }
.btn-cancelar { background:#888;    color:#fff; }