/* ============================================================
   responsive.css — Media queries (mobile-first)
   Base styles = mobile (< 768px)
   ============================================================ */

/* ============================================================
   Tablet — 768px and up
   ============================================================ */
@media (min-width: 768px) {

    /* Layout */
    :root {
        --container-padding: var(--spacing-xl);
    }

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

    /* Header */
    .mobile-menu-toggle {
        display: none;
    }

    .main-nav .nav-list {
        display: flex !important; /* override JS-driven hide */
    }

    /* Footer */
    .footer-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    /* Stats bar */
    .stats-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    /* Gallery */
    .gallery-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    /* Forms — two column */
    .form-row {
        grid-template-columns: 1fr 1fr;
    }

    /* Age group cards */
    .age-groups-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* ============================================================
   Desktop — 1024px and up
   ============================================================ */
@media (min-width: 1024px) {

    :root {
        --container-padding: var(--spacing-xl);
    }

    .section {
        padding-block: var(--spacing-4xl);
    }

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

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

    /* Gallery */
    .gallery-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    /* Nav spacing */
    .main-nav .nav-list {
        gap: var(--spacing-xs);
    }
}

/* ============================================================
   Large desktop — 1280px and up
   ============================================================ */
@media (min-width: 1280px) {
    .main-nav .nav-list {
        gap: var(--spacing-sm);
    }

    .nav-link {
        font-size: var(--font-size-base);
    }
}

/* ============================================================
   Mobile overrides (max-width queries for targeted fixes)
   ============================================================ */
@media (max-width: 767px) {

    /* Grids collapse to single column on mobile */
    .grid-2,
    .grid-3,
    .grid-4 {
        grid-template-columns: 1fr;
    }

    /* Header — show hamburger, hide nav by default */
    .mobile-menu-toggle {
        display: flex;
    }

    /* Dropdown anchors to the full-width header bar, not the small nav element */
    .header-content {
        position: relative;
    }

    .main-nav .nav-list {
        display: none;
        position: absolute;
        top: calc(100% + 1px);
        left: calc(-1 * var(--container-padding));
        right: calc(-1 * var(--container-padding));
        background: var(--color-background);
        border: 1px solid var(--color-border);
        border-top: none;
        border-radius: 0 0 var(--border-radius-lg) var(--border-radius-lg);
        box-shadow: var(--shadow-lg);
        flex-direction: column;
        gap: 0;
        padding: var(--spacing-md);
        z-index: var(--z-dropdown);
    }

    .main-nav .nav-list.is-open {
        display: flex;
    }

    .main-nav .nav-list li {
        width: 100%;
    }

    .nav-link {
        display: block;
        width: 100%;
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: var(--font-size-base);
    }

    /* Full-width CTA button in mobile nav */
    .main-nav .nav-list .btn {
        width: 100%;
        margin-top: var(--spacing-sm);
        justify-content: center;
    }

    /* Stats — 2 columns on mobile */
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-xl);
    }

    /* Footer — single column on mobile */
    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }

    /* Gallery — single column on small mobile */
    .gallery-grid {
        grid-template-columns: 1fr;
    }

    /* Forms — single column */
    .form-row {
        grid-template-columns: 1fr;
    }

    /* Page hero padding */
    .page-hero {
        padding-block: var(--spacing-2xl);
    }

    /* CTA banner buttons stack */
    .cta-banner .btn-group {
        flex-direction: column;
        align-items: center;
    }

    /* Lightbox nav arrows */
    .lightbox-prev { left: var(--spacing-sm); }
    .lightbox-next { right: var(--spacing-sm); }

    /* Filter bar wraps */
    .filter-bar {
        justify-content: center;
    }

    /* Section spacing */
    .section {
        padding-block: var(--spacing-2xl);
    }

    .section-header {
        margin-bottom: var(--spacing-xl);
    }
}

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

/* ============================================================
   Print styles
   ============================================================ */
@media print {
    .site-header,
    .site-footer,
    .mobile-menu-toggle,
    .cta-banner {
        display: none;
    }

    body {
        font-size: 12pt;
    }

    a[href]::after {
        content: ' (' attr(href) ')';
    }
}

/* ============================================================
   Floating enroll — mobile only
   ============================================================ */
@media (max-width: 767px) {
    .floating-enroll {
        display: block;
    }
}