/* ═══════════════════════════════════════════════════════════
   KeedaAI - Responsive Styles
   Mobile-First Responsive Breakpoints
   ═══════════════════════════════════════════════════════════ */

/* ─── Mobile First: < 480px ─────────────────────────────── */
@media (max-width: 480px) {
    .kai-hero { padding: 60px 0 40px; min-height: 420px; }
    .kai-hero__title { font-size: 1.8rem; }
    .kai-hero__subtitle { font-size: 15px; margin-bottom: 28px; }
    .kai-hero__search-btn { padding: 10px 16px; font-size: 13px; }
    .kai-hero__popular-searches { gap: 6px; }
    .kai-hero__popular-searches a { font-size: 11px; padding: 3px 8px; }

    .kai-stats__grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
    .kai-stats__item { padding: 16px 8px; }
    .kai-stats__number { font-size: 24px; }

    .kai-categories-grid { grid-template-columns: repeat(2, 1fr); gap: 10px; }
    .kai-category-card { padding: 16px 8px; }
    .kai-category-card__icon { font-size: 24px; }
    .kai-category-card__name { font-size: 12px; }

    .kai-tools-grid { grid-template-columns: 1fr; }
    .kai-card { padding: 16px; }
    .kai-card__preview { display: none; }

    .kai-newsletter { flex-direction: column; padding: 28px; gap: 20px; }
    .kai-newsletter__input-wrapper { flex-direction: column; }
    .kai-newsletter__input-wrapper input { width: 100%; }

    .kai-footer__top { grid-template-columns: 1fr; gap: 32px; }
    .kai-footer__columns { grid-template-columns: 1fr; gap: 24px; }
    .kai-footer__bottom { flex-direction: column; gap: 8px; text-align: center; }

    .kai-steps { flex-direction: column; gap: 8px; }
    .kai-steps__line { width: 2px; height: 20px; margin: 0; }
    .kai-form__row { grid-template-columns: 1fr; }
    .kai-form__checkbox-grid { grid-template-columns: repeat(2, 1fr); }

    .kai-pros-cons { grid-template-columns: 1fr; }
    .kai-tool__header-inner { flex-direction: column; }
}

/* ─── Small Devices: 481px - 768px ──────────────────────── */
@media (max-width: 768px) {
    /* Header */
    .kai-header__nav { display: none; }
    .kai-header__hamburger { display: flex; }

    /* Bottom Nav */
    .kai-bottom-nav { display: flex; }
    .kai-main { padding-bottom: 60px; }
    .kai-footer { padding-bottom: 60px; }

    /* Listing */
    .kai-listing__layout { grid-template-columns: 1fr; }
    .kai-filters {
        position: fixed; top: 0; left: 0; bottom: 0; width: 300px;
        z-index: var(--kai-z-mobile-nav); transform: translateX(-100%);
        transition: transform var(--kai-transition); border-radius: 0;
        max-height: 100vh; overflow-y: auto;
    }
    .kai-filters.active { transform: translateX(0); }
    .kai-filters__apply { display: block; }
    .kai-filters__mobile-toggle { display: inline-flex; }

    /* Single Tool */
    .kai-tool__layout { grid-template-columns: 1fr; }
    .kai-tool__sidebar { order: 2; }
    .kai-tool__actions { flex-wrap: wrap; }
    .kai-tool__visit-btn { flex: 1; min-width: 200px; justify-content: center; }

    /* Search */
    .kai-hero__search-wrapper { padding: 4px 4px 4px 14px; }
    .kai-hero__search-input { font-size: 14px; padding: 10px 8px; }

    /* Tabs */
    .kai-tabs__nav { gap: 0; }
    .kai-tabs__btn { padding: 10px 12px; font-size: 13px; }

    /* Stats */
    .kai-stats__grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
}

/* ─── Tablets: 769px - 1024px ───────────────────────────── */
@media (min-width: 769px) and (max-width: 1024px) {
    .kai-listing__layout { grid-template-columns: 230px 1fr; gap: 24px; }
    .kai-tool__layout { grid-template-columns: 1fr 280px; gap: 28px; }
    .kai-tools-grid { grid-template-columns: repeat(2, 1fr); }
    .kai-footer__top { grid-template-columns: 1fr 1.5fr; }
    .kai-newsletter { gap: 32px; }
}

/* ─── Large Screens: 1025px+ ────────────────────────────── */
@media (min-width: 1025px) {
    .kai-tools-grid { grid-template-columns: repeat(3, 1fr); }
    .kai-tools-grid--cols-3 { grid-template-columns: repeat(3, 1fr); }
}

/* ─── XL Screens: 1400px+ ──────────────────────────────── */
@media (min-width: 1400px) {
    :root { --kai-container: 1400px; }
    .kai-tools-grid { grid-template-columns: repeat(4, 1fr); }
}

/* ─── Touch Devices ─────────────────────────────────────── */
@media (hover: none) {
    .kai-card__preview { display: none; }
    .kai-card:hover { transform: none; }
    .kai-card:active { transform: scale(0.98); }
}

/* ─── Print ─────────────────────────────────────────────── */
@media print {
    .kai-header, .kai-footer, .kai-bottom-nav,
    .kai-filters, .kai-ad, .kai-toast { display: none !important; }
    .kai-card { break-inside: avoid; border: 1px solid #ccc; }
    body { background: white; color: black; }
}

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

/* ─── RTL Support ───────────────────────────────────────── */
[dir="rtl"] .kai-card__footer { flex-direction: row-reverse; }
[dir="rtl"] .kai-nav { flex-direction: row-reverse; }
[dir="rtl"] .kai-breadcrumbs li:not(:last-child)::after { margin-left: 0; margin-right: 4px; }
[dir="rtl"] .kai-filters { right: 0; left: auto; transform: translateX(100%); }
[dir="rtl"] .kai-filters.active { transform: translateX(0); }
[dir="rtl"] .kai-mobile-nav { left: 0; right: auto; transform: translateX(-100%); }
[dir="rtl"] .kai-mobile-nav.active { transform: translateX(0); }
[dir="rtl"] .kai-pros__list li { border-left: none; border-right: 3px solid var(--kai-success); }
[dir="rtl"] .kai-cons__list li { border-left: none; border-right: 3px solid var(--kai-error); }