body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #f5f7fa, #e4ecf5);
    margin: 0;
    padding: 0;
}

h2 {
    color: #1e3a8a;
    margin-top: 10px;
}

h3 {
    color: #1f2937;
}

h4 {
    color: #374151;
}

ul {
    list-style: none;
    padding: 0;
}

li {
    font-weight: 600;
    color: #2563eb;
    padding: 6px 0;
}

button {
    height: 36px;
    width: 180px;
    background: linear-gradient(135deg, #2563eb, #1e40af);
    color: white;
    border: none;
    border-radius: 8px;
    margin-bottom: 15px;
    font-weight: 600;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

button:hover {
    cursor: pointer;
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(0, 0, 0, 0.2);
}

.logo {
    text-align: center;
    background-color: white;
    padding: 25px;
    border-bottom: 4px solid #2563eb;
}

.logo img {
    height: 200px;
    width: auto;
}

.estudiante {
    background-color: white;
    max-width: 600px;
    margin: 30px auto 15px;
    padding: 15px 25px;
    border-radius: 12px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.notas {
    background-color: white;
    max-width: 600px;
    margin: 20px auto;
    padding: 20px 25px;
    border-radius: 12px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.nota-mala {
    color: #dc2626; /* rojo */
    font-weight: bold;
}

.nota-buena {
    color: #1e40af; /* verde */
    font-weight: bold;
}

.notas ul {
    margin: 0;
}

.notas li {
    font-size: 1rem;
    border-bottom: 1px solid #e5e7eb;
    padding: 8px 0;
}

.notas li:last-child {
    border-bottom: none;
}


.info {
    background-color: white;
    max-width: 600px;
    margin: 0 auto 40px;
    padding: 25px;
    border-radius: 12px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.info h4 {
    margin-bottom: 5px;
}

.info span {
    font-weight: bold;
    font-size: 1.1rem;
    color: #1e40af;
}