/* ============================================
   AlienIntroductions.com - Responsive Styles
   ============================================ */

/* ── Tablet (< 1024px) ── */
@media (max-width: 1024px) {
    .grid-3 {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .content-layout {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .sidebar {
        order: -1;
    }

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

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

    .hero-title {
        font-size: 2.25rem;
    }

    /* Timeline switches to single column */
    .timeline::before {
        left: 20px;
    }

    .timeline-item:nth-child(odd),
    .timeline-item:nth-child(even) {
        flex-direction: row;
        padding-left: 3.5rem;
        padding-right: 0;
        text-align: left;
    }

    .timeline-node {
        left: 20px;
    }
}

/* ── Mobile (< 768px) ── */
@media (max-width: 768px) {
    :root {
        --section-gap: 2.5rem;
        --card-gap: 1rem;
    }

    /* Header goes mobile */
    .header-inner {
        flex-wrap: wrap;
        height: auto;
        padding: 0.75rem 1.5rem;
        gap: 0.75rem;
    }

    .nav-toggle {
        display: flex;
        order: 2;
        margin-left: auto;
    }

    .main-nav {
        display: none;
        flex-direction: column;
        width: 100%;
        order: 4;
        padding: 0.5rem 0;
        border-top: 1px solid var(--border);
    }
    .main-nav.open {
        display: flex;
    }

    .nav-link {
        padding: 0.75rem;
        font-size: 0.9rem;
    }

    .header-search {
        order: 3;
        width: 100%;
    }

    .search-input {
        width: 100%;
    }

    .logo-tagline {
        display: none;
    }

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

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

    /* Hero adjustments */
    .hero {
        padding: 3rem 0;
    }

    .hero-title {
        font-size: 1.75rem;
    }

    .hero-tagline {
        font-size: 0.7rem;
    }

    /* Footer */
    .footer-grid {
        grid-template-columns: 1fr;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 0.5rem;
        text-align: center;
    }

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

    .ticker-badge {
        display: none;
    }
    .ticker-fade-l {
        left: 0;
    }
    .ticker-scroll {
        padding-left: 10px;
    }

    /* Page header */
    .page-header {
        padding: 1.5rem 0 1rem;
    }

    h1 {
        font-size: 1.75rem;
    }

    /* Promo banner stacks */
    .promo-banner {
        flex-direction: column;
        text-align: center;
    }

    /* Map */
    .map-container {
        height: 300px;
    }

    /* Section headers */
    .section-header {
        flex-direction: column;
        gap: 0.5rem;
    }

    /* Filter bar wraps */
    .filter-bar {
        gap: 0.5rem;
    }

    .filter-select {
        flex: 1;
        min-width: 140px;
    }
}

/* ── Small Mobile (< 480px) ── */
@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }

    .stats-bar {
        grid-template-columns: 1fr 1fr;
    }

    .stat-value {
        font-size: 1.35rem;
    }

    .stat-label {
        font-size: 0.55rem;
    }

    .hero-title {
        font-size: 1.5rem;
    }

    .card-body {
        padding: 1rem;
    }
}