body {
    font-family: "Segoe UI", Tahoma, sans-serif;
    background: #e9eef3;
    margin: 0;
    padding: 30px;
}

.container {
    width: 800px;
    max-width: 95%;
    margin: auto;
    background: white;
    padding: 40px;
    border-radius: 16px;
    box-shadow: 0px 6px 25px rgba(0,0,0,0.12);
    border-top: 8px solid #003b73;
}

h2 {
    text-align: center;
    color: #003b73;
    font-size: 28px;
    margin-bottom: 25px;
}

/* SECTION TITLE */
.section-title {
    margin-top: 35px;
    margin-bottom: 15px;
    font-weight: bold;
    font-size: 20px;
    color: #003b73;
    border-left: 6px solid #003b73;
    padding-left: 10px;
}

/* FORM GROUP */
.form-group {
    margin-bottom: 20px;
}

label {
    font-weight: 600;
    color: #2c3e50;
    display: block;
    margin-bottom: 6px;
}

input, select, textarea {
    width: 100%;
    padding: 12px;
    border-radius: 10px;
    border: 1px solid #bfc5cc;
    font-size: 16px;
    background: #f8f9fb;
    transition: 0.2s ease;
}

/* FOCUS EFECTS */
input:focus, select:focus, textarea:focus {
    border-color: #00509d;
    background: white;
    outline: none;
    box-shadow: 0 0 6px rgba(0,80,157,0.3);
}

/* TEXTAREA */
textarea {
    height: 130px;
}

/* BOTÓN */
button {
    width: 100%;
    padding: 16px;
    font-size: 18px;
    font-weight: bold;
    color: white;
    background: #003b73;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    margin-top: 25px;
    transition: 0.3s;
}

button:hover {
    background: #00509d;
}

/* GRID DE 2 COLUMNAS */
.two-columns {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 25px;
}

/* RESPONSIVE */
@media (max-width: 680px) {
    .two-columns {
        grid-template-columns: 1fr;
    }
}