body {
    background: #18121E;
    background-image: radial-gradient(circle at 50% 10%, #2D1A32 0%, #18121E 80%);
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    margin: 0;
    padding: 30px 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: #333333;
}

.container {
    padding: 30px;
    border-radius: 20px;
    border: 5px solid #6a0477;
    width: 580px;
    background-color: #FFFFFF;
    text-align: center;
    box-shadow: 0 15px 35px rgba(216, 17, 89, 0.25), 0 5px 15px rgba(0, 0, 0, 0.3);
}

.container h1 {
    color: #D81159;
    margin-top: 0;
    font-size: 2rem;
    font-weight: 800;
    letter-spacing: -0.5px;
}

.container h2 {
    color: #7209B7;
    font-size: 1.3rem;
    margin-top: 25px;
    font-weight: 700;
}

.container ul {
    padding-left: 20px;
}

.container li {
    list-style: square;
    padding: 6px;
    font-size: 16px;
    color: #8338EC;
    text-align: start;
    font-weight: 500;
}

.puerto-tag {
    color: #D81159;
    border-radius: 20px;
    border: 1.5px solid #FFCCD5;
    background-color: #FFF0F3;
    padding: 4px 12px;
    font-weight: bold;
    font-size: 0.9rem;
    display: inline-block;
}

.validacion {
    margin-top: 20px;
    margin-bottom: 25px;
    display: flex;
    justify-content: center;
}

.mensaje-container {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 18px;
    border-radius: 12px;
    border: 1.5px solid;
    width: 100%;
    box-sizing: border-box;
    text-align: left;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.03);
}

.mensaje-container.success {
    background-color: #F0FDF4;
    border-color: #86EFAC;
    color: #166534;
}

.mensaje-container.error {
    background-color: #FFF1F2;
    border-color: #FECDD3;
    color: #9F1239;
}

.mensaje-icono {
    font-size: 1.3rem;
    font-weight: bold;
    display: flex;
    align-items: center;
    justify-content: center;
}

.mensaje-estado {
    display: flex;
    flex-direction: column;
}

.mensaje-estado .mensaje {
    font-size: 0.75rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    border: none;
    background-color: transparent;
    color: inherit; 
    padding: 0;
}

.mensaje-estado .estado {
    font-size: 0.95rem;
    font-weight: 600;
    border: none;
    background-color: transparent;
    color: inherit;
    padding: 0;
    margin-top: 2px;
}

.form-registro {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin: 20px 0;
    background-color: #FFF8FA;
    padding: 20px;
    border-radius: 14px;
    border: 1px solid #FFCCD5;
}

.form-registro input {
    padding: 12px 14px;
    font-size: 15px;
    border: 1.5px solid #F3C6D3;
    border-radius: 8px;
    outline: none;
    background-color: #FFFFFF;
    color: #333;
    transition: all 0.25s ease;
}

.form-registro input:focus {
    border-color: #FF4D6D;
    box-shadow: 0 0 0 4px rgba(255, 77, 109, 0.15);
}

.btn-guardar {
    background: linear-gradient(135deg, #FF4D6D 0%, #C9184A 100%);
    color: white;
    font-size: 15px;
    font-weight: 700;
    letter-spacing: 0.5px;
    padding: 12px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(201, 24, 74, 0.3);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn-guardar:hover {
    background: linear-gradient(135deg, #FF758F 0%, #A4133C 100%);
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(201, 24, 74, 0.4);
}

.btn-guardar:active {
    transform: translateY(0);
}

.tabla-container {
    overflow-x: auto;
    margin-top: 20px;
    border-radius: 10px;
    border: 1px solid #FFCCD5;
}

.tabla-aprendices {
    width: 100%;
    border-collapse: collapse;
    background-color: white;
}

.tabla-aprendices th, .tabla-aprendices td {
    padding: 12px 14px;
    border-bottom: 1px solid #FFE5EC;
    text-align: left;
    font-size: 14px;
}

.tabla-aprendices th {
    background: linear-gradient(135deg, #7209B7 0%, #5C0696 100%);
    color: #FFFFFF;
    font-weight: 700;
    letter-spacing: 0.3px;
    border: none;
}

.tabla-aprendices tr:hover {
    background-color: #FFF0F3;
}

.tabla-aprendices tr:last-child td {
    border-bottom: none;
}

.sin-datos {
    text-align: center !important;
    color: #A3889B;
    font-style: italic;
    padding: 20px !important;
}