/* ==========================================================================
   Responsive Styles (Desktop-first)
   ========================================================================== */

/* --- 1200px --- */
@media (max-width: 1200px) {
    .vos-whyus__grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .vos-hero__title {
        font-size: 3rem;
    }
}

/* --- 992px --- */
@media (max-width: 992px) {
    :root {
        --vos-header-height: 70px;
    }

    /* Nav toggle */
    .vos-header__toggle {
        display: block;
    }

    .vos-nav {
        position: fixed;
        top: 0;
        right: -300px;
        width: 300px;
        height: 100vh;
        background: var(--vos-white);
        box-shadow: -4px 0 20px rgba(0, 0, 0, 0.15);
        transition: right var(--vos-transition);
        z-index: 1000;
        padding: 80px 0 30px;
        overflow-y: auto;
    }

    .vos-nav--open {
        right: 0;
    }

    .vos-nav__list {
        flex-direction: column;
        gap: 0;
    }

    .vos-nav__link {
        padding: 14px 30px;
        color: var(--vos-dark) !important;
        border-bottom: 1px solid var(--vos-border);
    }

    .vos-nav__link:hover {
        background: var(--vos-light-gray);
        color: var(--vos-primary) !important;
    }

    /* Sections */
    .vos-section {
        padding: 70px 0;
    }

    .vos-about__grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .vos-about__image-wrap {
        order: -1;
    }

    .vos-about__image-frame::after {
        display: none;
    }

    .vos-services__grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .vos-destinations__grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .vos-destinations__card {
        height: 400px;
    }

    .vos-destinations__card:last-child {
        grid-column: span 2;
    }

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

    .vos-contact__grid {
        grid-template-columns: 1fr;
    }

    .vos-footer__grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .vos-content-area--has-sidebar {
        grid-template-columns: 1fr;
    }
}

/* --- 768px --- */
@media (max-width: 768px) {
    h1 { font-size: 2.2rem; }
    h2 { font-size: 1.8rem; }

    .vos-hero__title {
        font-size: 2.4rem;
    }

    .vos-hero__subtitle {
        font-size: 1rem;
    }

    .vos-section__title {
        font-size: 1.8rem;
    }

    .vos-services__grid {
        grid-template-columns: 1fr;
    }

    .vos-destinations__grid {
        grid-template-columns: 1fr;
    }

    .vos-destinations__card {
        height: 350px;
    }

    .vos-destinations__card:last-child {
        grid-column: span 1;
    }

    .vos-whyus__grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .vos-gallery__grid--4-cols {
        grid-template-columns: repeat(2, 1fr);
    }

    .vos-cta {
        padding: 80px 0;
        background-attachment: scroll;
    }

    .vos-cta__title {
        font-size: 2rem;
    }

    .vos-footer__grid {
        grid-template-columns: 1fr;
    }

    .vos-footer__bottom-inner {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }

    .vos-footer__bottom-menu {
        justify-content: center;
    }

    .vos-post__thumbnail img {
        height: 220px;
    }

    .vos-404__title {
        font-size: 4rem;
    }
}

/* --- 576px --- */
@media (max-width: 576px) {
    .vos-container {
        padding: 0 15px;
    }

    .vos-section {
        padding: 50px 0;
    }

    .vos-section__header {
        margin-bottom: 40px;
    }

    .vos-hero {
        min-height: 100svh;
    }

    .vos-hero__title {
        font-size: 1.8rem;
    }

    .vos-hero__buttons {
        flex-direction: column;
        align-items: center;
    }

    .vos-btn {
        padding: 12px 24px;
        font-size: 0.85rem;
    }

    .vos-whyus__grid {
        grid-template-columns: 1fr;
    }

    .vos-gallery__grid--3-cols,
    .vos-gallery__grid--2-cols {
        grid-template-columns: repeat(2, 1fr);
    }

    .vos-gallery__grid--4-cols {
        grid-template-columns: repeat(2, 1fr);
    }

    .vos-lightbox__nav {
        font-size: 1.5rem;
        padding: 10px;
    }

    .vos-lightbox__img {
        max-width: 95vw;
    }

    .vos-post__body {
        padding: 20px;
    }
}

/* --- Reduced Motion --- */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    [data-reveal] {
        opacity: 1;
        transform: none;
    }

    html {
        scroll-behavior: auto;
    }
}