body {
    font-family: 'Segoe UI', sans-serif;
    background-color: #F4F7FA;
    padding-top: 90px;
}
section{
    overflow: hidden;
}
.logo{
    width: 200px;
}
/* HERO */
.hero {
    background: linear-gradient(rgba(15,44,63,0.75), rgba(15,44,63,0.75)),
    url('./img/fondoUno.jpg');
    background-size: cover;
    background-position: center;
    color: white;
    padding: 120px 0;
}

/* BOTON */
.btn-primary-custom {
    background-color: #2E7D6E;
    border: none;
    padding: 12px 30px;
    font-weight: 500;
}
.btn-primary-custom:hover {
    background-color: #25675B;
}

/* SECCIONES */
.section {
    padding: 90px 0;
}

/* CARDS CERTIFICADOS */
.cert-card {
    background: white;
    border-radius: 16px;
    padding: 30px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    transition: 0.3s ease;
    height: 100%;
}
.cert-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.6);
}
.cert-icon {
    font-size: 40px;
    color: #1B4965;
}

/* FONDO GRADIENTE SUAVE */
.bg-soft {
    background: linear-gradient(135deg,#EAF1F7,#FFFFFF);
}
.bg-softD{
    background: 
    url('./img/fondoTres.jpg');
    background-size: cover;
    background-position: center;
    padding: 120px 0;
}
/* SOBRE MI */
.about-img {
    border-radius: 20px;
    box-shadow: 0 15px 40px rgba(0,0,0,0.1);
}

/* FOOTER */
.footer {
    background-color: #0F2C3F;
    color: white;
    padding: 50px 0;
}

/* WHATSAPP */
.whatsapp-float {
    position: fixed;
    width: 60px;
    height: 60px;
    bottom: 25px;
    right: 25px;
    background-color: #25D366;
    color: #fff;
    border-radius: 50%;
    text-align: center;
    font-size: 30px;
    box-shadow: 0 8px 20px rgba(0,0,0,0.2);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    animation: pulse 2s infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 10px 25px rgba(0,0,0,0.3);
    color: #fff;
    text-decoration: none;
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.6); }
    70% { box-shadow: 0 0 0 15px rgba(37, 211, 102, 0); }
    100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}

/* Más chico en móvil */
@media (max-width: 576px) {
    .whatsapp-float {
        width: 50px;
        height: 50px;
        font-size: 24px;
        bottom: 20px;
        right: 20px;
    }
}

/* FORZAR COLORES FORMULARIO */
.hero form label {
    color: #0F2C3F;
    font-weight: 500;
}

.hero form .form-control,
.hero form .form-select {
    color: #0F2C3F;
}

.hero form .form-control::placeholder {
    color: #6c757d;
}


.phone-header {
    font-size: 15px;
    white-space: nowrap;
}

@media (max-width: 576px) {
    .phone-header {
        font-size: 14px;
    }
}