/**
 * Botón «Volver» — fichas hotel / posada / campamento (esbelto, cristal).
 */
.lodging-back-btn {
    position: absolute;
    top: calc(var(--nav-mega-header-offset, 88px) + 0.75rem);
    left: clamp(1rem, 3vw, 2rem);
    z-index: 12;
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    min-height: 40px;
    padding: 0.4rem 1rem 0.4rem 0.4rem;
    font-family: var(--font-ui, 'Outfit', system-ui, sans-serif);
    font-size: 0.8125rem;
    font-weight: 500;
    letter-spacing: 0.03em;
    line-height: 1;
    color: var(--brand-dark, #0a2540);
    text-decoration: none;
    border-radius: 100px;
    border: 1px solid rgba(255, 255, 255, 0.85);
    background: rgba(255, 255, 255, 0.78);
    box-shadow:
        0 1px 0 rgba(255, 255, 255, 0.95) inset,
        0 4px 20px rgba(10, 37, 64, 0.1),
        0 1px 3px rgba(10, 37, 64, 0.06);
    backdrop-filter: blur(14px) saturate(1.2);
    -webkit-backdrop-filter: blur(14px) saturate(1.2);
    transition:
        background var(--ease-base, 0.25s cubic-bezier(0.4, 0, 0.2, 1)),
        border-color var(--ease-base, 0.25s cubic-bezier(0.4, 0, 0.2, 1)),
        box-shadow var(--ease-base, 0.25s cubic-bezier(0.4, 0, 0.2, 1)),
        transform var(--ease-fast, 0.15s ease),
        color var(--ease-fast, 0.15s ease);
}

.lodging-back-btn:hover,
.lodging-back-btn:focus-visible {
    background: rgba(255, 255, 255, 0.94);
    border-color: rgba(0, 217, 217, 0.45);
    color: var(--brand-dark, #0a2540);
    box-shadow:
        0 1px 0 rgba(255, 255, 255, 1) inset,
        0 8px 28px rgba(10, 37, 64, 0.12),
        0 0 0 1px rgba(0, 217, 217, 0.12);
    transform: translateY(-1px);
    outline: none;
}

.lodging-back-btn:focus-visible {
    box-shadow:
        0 0 0 2px rgba(0, 217, 217, 0.35),
        0 8px 28px rgba(10, 37, 64, 0.12);
}

.lodging-back-btn:active {
    transform: translateY(0);
    box-shadow:
        0 1px 0 rgba(255, 255, 255, 0.9) inset,
        0 2px 12px rgba(10, 37, 64, 0.08);
}

.lodging-back-btn__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    color: var(--brand-dark-soft, #1a3a5c);
    background: rgba(10, 37, 64, 0.04);
    border: 1px solid rgba(10, 37, 64, 0.08);
    transition:
        transform var(--ease-base, 0.25s cubic-bezier(0.4, 0, 0.2, 1)),
        background var(--ease-base, 0.25s cubic-bezier(0.4, 0, 0.2, 1)),
        border-color var(--ease-base, 0.25s cubic-bezier(0.4, 0, 0.2, 1)),
        color var(--ease-fast, 0.15s ease);
}

.lodging-back-btn:hover .lodging-back-btn__icon,
.lodging-back-btn:focus-visible .lodging-back-btn__icon {
    transform: translateX(-2px);
    background: rgba(0, 217, 217, 0.1);
    border-color: rgba(0, 217, 217, 0.35);
    color: var(--brand-dark, #0a2540);
}

.lodging-back-btn__icon svg {
    width: 15px;
    height: 15px;
    stroke: currentColor;
    stroke-width: 1.75;
    fill: none;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.lodging-back-btn__label {
    white-space: nowrap;
    padding-right: 0.15rem;
    opacity: 0.92;
}

.lodging-back-btn:hover .lodging-back-btn__label,
.lodging-back-btn:focus-visible .lodging-back-btn__label {
    opacity: 1;
}

@media (max-width: 480px) {
    .lodging-back-btn {
        top: calc(var(--nav-mega-header-offset, 72px) + 0.5rem);
        left: max(0.75rem, env(safe-area-inset-left));
        min-height: 44px;
        padding: 0.45rem 0.9rem 0.45rem 0.4rem;
        font-size: 0.78rem;
        gap: 0.45rem;
    }

    .lodging-back-btn__icon {
        width: 26px;
        height: 26px;
    }

    .lodging-back-btn__icon svg {
        width: 14px;
        height: 14px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .lodging-back-btn,
    .lodging-back-btn__icon {
        transition: none;
    }

    .lodging-back-btn:hover,
    .lodging-back-btn:focus-visible,
    .lodging-back-btn:hover .lodging-back-btn__icon,
    .lodging-back-btn:focus-visible .lodging-back-btn__icon {
        transform: none;
    }
}