* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: Arial, Helvetica, sans-serif;
    color: #18202a;
    background: #f6f8fb;
    line-height: 1.6;
}

a {
    text-decoration: none;
    color: inherit;
}

.encabezado {
    background: #ffffff;
    border-bottom: 1px solid #e6eaf0;
    position: sticky;
    top: 0;
    z-index: 10;
}

.menu {
    width: min(1150px, 92%);
    margin: auto;
    height: 76px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.logo-imagen {
    width: 52px;
    height: 52px;
    object-fit: contain;
}

.logo-texto {
    font-size: 1.7rem;
    font-weight: 800;
    color: #000000;
}

.lista-menu {
    list-style: none;
    display: flex;
    gap: 26px;
}

.lista-menu a {
    font-weight: 700;
    color: #26313f;
}

.lista-menu a:hover {
    color: #0f8b8d;
}

.boton-menu {
    display: none;
    border: none;
    background: #12355b;
    color: #fff;
    padding: 9px 13px;
    border-radius: 8px;
    font-size: 1.25rem;
    cursor: pointer;
}

.hero {
    width: min(1150px, 92%);
    margin: auto;
    min-height: 620px;
    display: grid;
    grid-template-columns: 1.1fr .9fr;
    gap: 50px;
    align-items: center;
}

.etiqueta {
    color: #0f8b8d;
    font-weight: 800;
    text-transform: uppercase;
    font-size: .85rem;
    letter-spacing: 1px;
    margin-bottom: 12px;
}

.hero h1 {
    font-size: clamp(2.3rem, 5vw, 4.7rem);
    line-height: 1.05;
    color: #12355b;
    margin-bottom: 22px;
}

.hero p {
    font-size: 1.08rem;
    max-width: 620px;
}

.acciones {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
    margin-top: 30px;
}

.btn {
    display: inline-block;
    border: none;
    border-radius: 12px;
    padding: 13px 22px;
    font-weight: 800;
    cursor: pointer;
    transition: transform .2s ease, box-shadow .2s ease;
}

.btn:hover {
    transform: translateY(-2px);
}

.btn-principal {
    background: #0f8b8d;
    color: #fff;
    box-shadow: 0 10px 24px rgba(15,139,141,.25);
}

.btn-secundario {
    background: #ffffff;
    color: #12355b;
    border: 1px solid #d9e1ea;
}

.hero-tarjeta {
    background: linear-gradient(145deg, #12355b, #0f8b8d);
    border-radius: 30px;
    padding: 34px;
    min-height: 390px;
    box-shadow: 0 25px 60px rgba(18,53,91,.25);
    display: flex;
    align-items: center;
    justify-content: center;
}

.pantalla {
    width: 100%;
    background: #ffffff;
    border-radius: 22px;
    padding: 28px;
    box-shadow: inset 0 0 0 1px #e7edf3;
}

.barra {
    height: 16px;
    width: 42%;
    background: #dce5ef;
    border-radius: 30px;
    margin-bottom: 28px;
}

.linea {
    height: 14px;
    background: #dce5ef;
    border-radius: 30px;
    margin-bottom: 14px;
}

.linea.grande {
    width: 90%;
}

.linea.corta {
    width: 58%;
}

.grid-mini {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
    margin-top: 28px;
}

.grid-mini span {
    height: 72px;
    background: #f0f5f8;
    border-radius: 16px;
}

.seccion {
    width: min(1150px, 92%);
    margin: auto;
    padding: 76px 0;
}

.fondo {
    width: 100%;
    background: #ffffff;
    padding-left: max(4%, calc((100% - 1150px) / 2));
    padding-right: max(4%, calc((100% - 1150px) / 2));
}

.titulo-seccion {
    text-align: center;
    max-width: 720px;
    margin: 0 auto 42px;
}

.titulo-seccion h2 {
    font-size: clamp(2rem, 4vw, 3.2rem);
    color: #12355b;
}

.tarjetas,
.planes {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 22px;
}

.tarjeta,
.plan,
.beneficios div {
    background: #ffffff;
    border: 1px solid #e4eaf1;
    border-radius: 20px;
    padding: 26px;
    box-shadow: 0 12px 30px rgba(18,53,91,.06);
}

.tarjeta h3,
.plan h3 {
    color: #12355b;
    margin-bottom: 12px;
}

.beneficios {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
}

.beneficios strong {
    color: #12355b;
    font-size: 1.05rem;
}

.plan {
    text-align: center;
}

.planes {
    grid-template-columns: repeat(3, 1fr);
}

.precio {
    font-size: 1.8rem;
    font-weight: 900;
    color: #0f8b8d;
    margin: 16px 0;
}

.destacado {
    border: 2px solid #0f8b8d;
    transform: scale(1.03);
}

.contacto {
    max-width: 800px;
}

.formulario {
    display: grid;
    gap: 15px;
    background: #ffffff;
    border: 1px solid #e4eaf1;
    border-radius: 22px;
    padding: 28px;
    box-shadow: 0 12px 30px rgba(18,53,91,.06);
}

.formulario input,
.formulario select,
.formulario textarea {
    width: 100%;
    border: 1px solid #d7e0ea;
    border-radius: 12px;
    padding: 13px 14px;
    font-size: 1rem;
    outline: none;
}

.formulario textarea {
    min-height: 130px;
    resize: vertical;
}

.formulario input:focus,
.formulario select:focus,
.formulario textarea:focus {
    border-color: #0f8b8d;
}

.respuesta {
    text-align: center;
    font-weight: 800;
    color: #0f8b8d;
}

.pie {
    text-align: center;
    background: #12355b;
    color: #ffffff;
    padding: 24px;
}

@media (max-width: 900px) {

    .hero {
        grid-template-columns: 1fr;
        padding: 70px 0;
        min-height: auto;
    }

    .tarjetas,
    .beneficios,
    .planes {
        grid-template-columns: repeat(2, 1fr);
    }

    .destacado {
        transform: none;
    }
}

@media (max-width: 680px) {

    .boton-menu {
        display: block;
    }

    .lista-menu {
        position: absolute;
        top: 76px;
        left: 0;
        right: 0;
        background: #ffffff;
        border-bottom: 1px solid #e6eaf0;
        flex-direction: column;
        gap: 0;
        display: none;
    }

    .lista-menu.activo {
        display: flex;
    }

    .lista-menu li {
        border-top: 1px solid #eef2f6;
    }

    .lista-menu a {
        display: block;
        padding: 15px 5%;
    }

    .tarjetas,
    .beneficios,
    .planes {
        grid-template-columns: 1fr;
    }

    .acciones {
        flex-direction: column;
    }

    .btn {
        text-align: center;
        width: 100%;
    }

    .logo-texto {
        font-size: 1.2rem;
    }

    .logo-imagen {
        width: 42px;
        height: 42px;
    }
}
}