:root {
    --azul-oscuro: #071a33;
    --azul: #1457d9;
    --azul-claro: #eaf2ff;
    --naranja: #ff7a1a;
    --texto: #162033;
    --texto-suave: #68758a;
    --borde: #dfe6ef;
    --blanco: #ffffff;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    color: var(--texto);
    font-family: Inter, Arial, Helvetica, sans-serif;
    background: var(--blanco);
}

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

button,
input,
select,
textarea {
    font: inherit;
}

.contenedor {
    width: min(1180px, calc(100% - 40px));
    margin: 0 auto;
}

.cabecera {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.96);
    border-bottom: 1px solid var(--borde);
    backdrop-filter: blur(15px);
}

.cabecera-contenido {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 82px;
    gap: 30px;
}

.marca {
    display: inline-flex;
    align-items: center;
    gap: 12px;
}

.marca-icono {
    display: grid;
    width: 46px;
    height: 46px;
    place-items: center;
    color: white;
    font-size: 15px;
    font-weight: 900;
    letter-spacing: -1px;
    background: linear-gradient(135deg, var(--naranja), #ff4f1a);
    border-radius: 14px;
    box-shadow: 0 10px 22px rgba(255, 111, 26, 0.28);
}

img.marca-icono-logo {
    display: block;
    object-fit: contain;
    padding: 0;
    background: #000;
    border-radius: 14px;
}

.marca-texto {
    display: flex;
    flex-direction: column;
}

.marca-texto strong {
    color: var(--azul-oscuro);
    font-size: 22px;
    line-height: 1;
}

.marca-texto small {
    margin-top: 4px;
    color: var(--texto-suave);
    font-size: 11px;
}

.menu {
    display: flex;
    align-items: center;
    gap: 30px;
}

.menu a {
    position: relative;
    padding: 30px 0;
    font-size: 15px;
    font-weight: 700;
}

.menu a::after {
    position: absolute;
    right: 0;
    bottom: 20px;
    left: 0;
    height: 3px;
    content: "";
    background: var(--naranja);
    border-radius: 10px;
    transform: scaleX(0);
    transition: 0.2s;
}

.menu a:hover::after {
    transform: scaleX(1);
}

.boton {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 16px 25px;
    color: white;
    font-weight: 800;
    background: linear-gradient(135deg, var(--azul), #0b43ad);
    border: 0;
    border-radius: 12px;
    cursor: pointer;
    box-shadow: 0 12px 26px rgba(20, 87, 217, 0.26);
    transition: transform 0.2s, box-shadow 0.2s;
}

.boton:hover {
    transform: translateY(-2px);
    box-shadow: 0 17px 32px rgba(20, 87, 217, 0.32);
}

.boton-pequeno {
    padding: 12px 18px;
    font-size: 14px;
}

.etiqueta {
    display: inline-flex;
    padding: 8px 13px;
    color: var(--azul);
    font-size: 13px;
    font-weight: 800;
    background: var(--azul-claro);
    border: 1px solid #cadeff;
    border-radius: 100px;
}

.pie {
    min-height: 0;
    padding: 28px 0 22px;
    color: #adbbce;
    background: #050f20;
}

.copyright {
    display: flex;
    justify-content: space-between;
    margin-top: 0;
    padding-top: 0;
    font-size: 12px;
    border-top: 0;
}

@media (max-width: 750px) {
    .cabecera-contenido {
        min-height: 72px;
        gap: 10px;
    }

    .marca-texto small {
        display: none;
    }

    .menu {
        gap: 14px;
    }

    .menu a {
        padding: 24px 0;
        font-size: 13px;
    }

    .menu a::after {
        bottom: 15px;
    }

    .boton-pequeno {
        padding: 10px 12px;
        font-size: 12px;
    }

    .copyright {
        align-items: flex-start;
        flex-direction: column;
        gap: 10px;
    }
}

@media (max-width: 480px) {
    .contenedor {
        width: min(1180px, calc(100% - 24px));
    }

    .marca {
        gap: 8px;
    }

    .marca-texto strong {
        font-size: 19px;
    }

    .menu {
        gap: 10px;
    }

    .menu a {
        font-size: 12px;
    }
}