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

/* BODY */
body {
    font-family: 'Segoe UI', Arial, sans-serif;
    color: #fff;
    min-height: 100vh;
    overflow-x: hidden;
}

/* Fondo dinámico */
.background {
    position: fixed;
    inset: 0;
    background: url('//cdn.bahiasdhuatulco.com/assets/media/images/backgrounds/vista-aerea-tangolunda-001.jpg')
                center / cover no-repeat;
    animation: zoom 25s infinite alternate;
    z-index: -1;
}

@keyframes zoom {
    from { transform: scale(1); }
    to { transform: scale(1.2); }
}

/* Overlay oscuro */
.background::after {
    content: "";
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.55);
}

/* Contenedor */
.container {
    min-height: calc(100vh - 160px);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 40px 20px;
}

/* Logo */
.logo img {
    width: 190px;
    margin-bottom: 40px;
}

/* Idiomas */
.languages {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 15px;
    width: 100%;
    max-width: 600px;
}

/* Botones */
.lang-btn {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border-radius: 10px;
    border: 1px solid rgba(255,255,255,0.3);
    background: rgba(255,255,255,0.08);
    color: #fff;
    cursor: pointer;
    backdrop-filter: blur(6px);
    transition: all 0.25s ease;
}

.lang-btn img {
    width: 32px;
    border-radius: 4px;
}

.lang-btn span {
    font-weight: 600;
    font-size: 0.95rem;
}

/* Hover */
.lang-btn:hover {
    background: rgba(255,255,255,0.18);
    transform: translateY(-3px) scale(1.03);
    box-shadow: 0 10px 25px rgba(0,0,0,0.4);
}

/* Footer */
footer {
    background: rgba(0,0,0,0.75);
    text-align: center;
    padding: 20px;
    font-size: 0.8rem;
    line-height: 1.6;
}

/* Responsive */
@media (max-width: 480px) {
    .logo img {
        width: 120px;
    }

    .lang-btn span {
        font-size: 0.85rem;
    }
}