/* ==========================================================================
   Responsive breakpoints
   Desktop ≥1440 · Laptop 1024–1366 · Tablet 768–1023 · Mobile 320–767
   ========================================================================== */

/* Large desktop --------------------------------------------------------- */
@media (min-width: 1440px) {
    :root { --container: 1280px; }
}

/* Laptop ----------------------------------------------------------------- */
@media (max-width: 1280px) {
    .main-nav { gap: 16px; }
    .main-nav__link { padding: 10px 9px; font-size: .9rem; }
    .main-nav__link::after { left: 9px; right: 9px; }
    .package-grid { grid-template-columns: repeat(2, 1fr); }
    .pkg-layout { grid-template-columns: minmax(0, 1fr) 330px; gap: 36px; }
}

/* Collapse navigation ---------------------------------------------------- */
@media (max-width: 1100px) {
    .nav-toggle { display: block; }

    /* backdrop-filter makes the header the containing block for the fixed
       drawer below, collapsing it to the header's height — disable it here. */
    .site-header.is-scrolled { backdrop-filter: none; -webkit-backdrop-filter: none; background: rgba(27, 47, 122, .97); }

    .main-nav {
        position: fixed;
        top: var(--header-h);
        right: 0;
        bottom: 0;
        z-index: 99;
        width: min(360px, 88vw);
        flex-direction: column;
        align-items: stretch;
        gap: 24px;
        padding: 28px 24px 32px;
        background: var(--navy);
        border-left: 1px solid rgba(201, 162, 75, .35);
        overflow-y: auto;
        transform: translateX(100%);
        visibility: hidden;
        transition: transform .4s var(--ease), visibility .4s;
    }
    .main-nav.is-open { transform: none; visibility: visible; }
    .main-nav__list { flex-direction: column; align-items: stretch; gap: 0; }
    .main-nav__link {
        padding: 15px 4px;
        font-size: 1.02rem;
        border-bottom: 1px solid rgba(255, 255, 255, .08);
    }
    .main-nav__link::after { left: 0; right: auto; width: 3px; top: 14px; bottom: 14px; height: auto; transform: scaleY(0); }
    .main-nav__link:hover::after { transform: scaleY(.5); }
    .main-nav__link.is-active::after { transform: scaleY(1); }
    .main-nav__link.is-active { padding-left: 14px; }
    .main-nav__cta { width: 100%; padding: 15px 22px; }

    body.nav-open { overflow: hidden; }
}

/* Tablet ----------------------------------------------------------------- */
@media (max-width: 1023px) {
    :root { --section-y: 88px; --gutter: 28px; }

    .grid--4 { grid-template-columns: repeat(2, 1fr); }
    .grid--3 { grid-template-columns: repeat(2, 1fr); }
    .split { grid-template-columns: 1fr; gap: 56px; }


    .about-media { max-width: 560px; margin: 0 auto; }

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

    .timeline { grid-template-columns: repeat(3, 1fr); row-gap: 48px; }
    .timeline::before { display: none; }

    .destinations { grid-template-columns: 1fr 1fr; grid-auto-rows: 240px; }
    .destinations .destination-card:first-child { grid-column: span 2; grid-row: span 1; }
    .destination-card--feature h3 { font-size: 1.6rem; }

    .faq-layout { grid-template-columns: 1fr; gap: 40px; }
    .faq-aside { position: static; }

    .pkg-layout { grid-template-columns: 1fr; }
    .price-card { position: static; }
    .pkg-gallery { grid-template-columns: repeat(2, 1fr); }

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

    .contact-layout { grid-template-columns: 1fr; }
    .contact-cards { grid-template-columns: repeat(2, 1fr); }

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

    .enquiry-strip { flex-direction: column; align-items: flex-start; padding: 36px; }
}

/* Mobile ----------------------------------------------------------------- */
@media (max-width: 767px) {
    :root {
        --section-y: 72px;
        --gutter: 20px;
        --header-h: 72px;
    }
    body { font-size: 15.5px; }

    .logo__name { font-size: 1.12rem; }
    .logo__mark img { height: 66px; }
    .logo__tag { letter-spacing: .24em; }

    .section-heading { margin-bottom: 40px; }

    .grid--2, .grid--3, .grid--4 { grid-template-columns: 1fr; }

    /* Hero */
    .hero { min-height: auto; max-height: none; }
    .hero__content { padding: 72px 0 128px; }
    .hero__text { font-size: 1.02rem; }
    .hero .btn-group .btn { width: 100%; }
    .scroll-indicator { display: none; }

    /* About */
    .about-media { padding: 0 24px 32px 0; }
    .about-media__frame { top: -10px; left: -10px; width: 80px; height: 80px; }
    .about-media--poster { padding: 0; }
    .promo-highlights { grid-template-columns: 1fr; }
    .promo-price { padding: 20px 20px 20px 24px; }
    .split .btn-group .btn { width: 100%; }

    /* Cards */
    .package-grid,
    .package-grid--3 { grid-template-columns: 1fr; }

    /* Vertical timeline */
    .timeline { grid-template-columns: 1fr; row-gap: 0; }
    .timeline::before {
        display: block;
        top: 36px;
        bottom: 36px;
        left: 35px;
        right: auto;
        width: 1px;
        height: auto;
        background: repeating-linear-gradient(180deg, var(--gold) 0 6px, transparent 6px 12px);
    }
    .timeline__step {
        display: grid;
        grid-template-columns: 72px 1fr;
        gap: 20px;
        text-align: left;
        padding-bottom: 28px;
        align-items: start;
    }
    .timeline__marker { margin: 0; }
    .timeline__content { padding-top: 10px; }

    /* Destinations */
    .destinations { grid-template-columns: 1fr; grid-auto-rows: 260px; }
    .destinations .destination-card:first-child { grid-column: auto; }
    .destination-card p { max-height: 120px; opacity: 1; margin-top: 6px; }

    /* Gallery */
    .gallery { columns: 2 140px; column-gap: 10px; }
    .gallery__item { margin-bottom: 10px; border-radius: var(--radius-sm); }
    .gallery__caption { display: none; }

    /* Page hero */
    .page-hero { padding: 72px 0 64px; }
    .page-hero__text { font-size: 1rem; }

    /* Filter: horizontal scroll chips */
    .filter-bar {
        flex-wrap: nowrap;
        justify-content: flex-start;
        overflow-x: auto;
        margin: 0 calc(var(--gutter) * -1) 36px;
        padding: 4px var(--gutter) 8px;
        scrollbar-width: none;
    }
    .filter-bar::-webkit-scrollbar { display: none; }
    .filter-btn { flex: none; }

    .enquiry-strip { padding: 28px 24px; margin-top: 56px; }
    .enquiry-strip .btn-group, .enquiry-strip .btn { width: 100%; }

    /* Package detail */
    .pkg-hero { min-height: 460px; }
    .pkg-hero__inner { padding: 96px 0 40px; }
    .pkg-meta__item { font-size: .82rem; padding: 7px 12px; }
    .highlight-grid, .hotel-grid, .incl-grid { grid-template-columns: 1fr; }
    .pkg-block__title { font-size: 1.4rem; }
    .pkg-main > * + * { margin-top: 44px; }

    /* Services / about */
    .service-grid { grid-template-columns: 1fr; }
    .vm-grid { grid-template-columns: 1fr; }
    .vm-card { padding: 32px 26px; }
    .team-grid { grid-template-columns: 1fr 1fr; gap: 14px; }
    .team-card { padding: 26px 14px 22px; }
    .team-card .avatar { width: 72px; height: 72px; font-size: 1.25rem; }
    .stat-row { grid-template-columns: 1fr; }

    /* Contact */
    .contact-cards { grid-template-columns: 1fr; }
    .form-card { padding: 28px 22px; }
    .form-grid { grid-template-columns: 1fr; }
    .form-actions .btn { width: 100%; }
    .map-embed iframe { height: 320px; }

    /* CTA */
    .cta-banner { padding: 88px 0; }
    .cta-banner .btn { width: 100%; }

    /* Footer */
    .site-footer { padding-top: 64px; }
    .footer-grid { grid-template-columns: 1fr; gap: 36px; padding-bottom: 44px; }
    .footer-bottom { flex-direction: column; text-align: center; }

    /* Floating buttons */
    .wa-float { right: 16px; bottom: 16px; height: 54px; width: 54px; padding: 0; justify-content: center; }
    .wa-float__label { display: none; }
    .back-to-top { right: 21px; bottom: 82px; }

    .lightbox { padding: 64px 12px 96px; }
    .lightbox__nav { top: auto; bottom: 24px; margin-top: 0; }
    .lightbox__nav--prev { left: calc(50% - 60px); }
    .lightbox__nav--next { right: calc(50% - 60px); }
}

/* Small mobile ----------------------------------------------------------- */
@media (max-width: 380px) {
    .logo__tag { display: none; }
    .package-card__footer { flex-direction: column; align-items: stretch; }
    .package-card__actions .btn--navy { flex: 1; }
    .team-grid { grid-template-columns: 1fr; }
}