/**
 * Responsive CSS — Bet99 Taiwan Redesign
 */

/* ==========================================================================
   TABLET (max-width: 1024px)
   ========================================================================== */

@media (max-width: 1024px) {
    .site-nav { display: none; }
    .mobile-toggle { display: flex; }

    /* Hero */
    .kb-title { font-size: clamp(2rem, 4vw, 3rem); }

    /* Stats bar */
    .sbar-item { padding: 0 var(--space-lg); }

    /* Feat cats */
    .feat-cats-grid { grid-template-columns: repeat(2, 1fr); }

    /* Why section */
    .why-grid { grid-template-columns: 1fr; gap: var(--space-2xl); }
    .why-features { grid-template-columns: repeat(2, 1fr); }

    /* Steps */
    .steps-timeline { grid-template-columns: 1fr; }

    /* Topics */
    .topics-layout { grid-template-columns: 1fr; }
    .topics-featured { grid-template-columns: repeat(4, 1fr); }
    .topics-list { flex-direction: row; flex-wrap: wrap; }
    .topic-pill { flex: 1 1 calc(50% - var(--space-sm)); }

    /* Casino Grid */
    .casino-grid { grid-template-columns: repeat(3, 1fr); }
    .casino-grid-new { grid-template-columns: repeat(3, 1fr); }

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

/* ==========================================================================
   TABLET PORTRAIT (max-width: 768px)
   ========================================================================== */

@media (max-width: 768px) {
    :root {
        --header-height: 64px;
        --total-header-height: 64px;
    }

    /* Stats bar */
    .stats-bar-inner { flex-wrap: wrap; }
    .sbar-item { padding: var(--space-md) var(--space-lg); flex: 1 1 calc(50% - 1px); }
    .sbar-divider { display: none; }

    /* Hero */
    .kb-title { font-size: clamp(1.8rem, 6vw, 2.5rem); }
    .kb-subtitle { font-size: var(--text-base); }
    .kb-actions { flex-direction: column; }
    .kb-btn-primary, .kb-btn-outline { text-align: center; justify-content: center; }
    .kb-trust-row { gap: var(--space-lg); }

    /* Feat cats */
    .feat-cats-grid { grid-template-columns: repeat(2, 1fr); gap: var(--space-md); }

    /* Why */
    .why-features { grid-template-columns: 1fr; }

    /* Topics */
    .topics-featured { grid-template-columns: repeat(2, 1fr); }

    /* Casino Grid */
    .casino-grid { grid-template-columns: repeat(2, 1fr); gap: var(--space-sm); }
    .casino-grid-new { grid-template-columns: repeat(2, 1fr); gap: var(--space-sm); }

    /* Cards */
    .card-body { padding: var(--space-md); }

    /* Layout sidebar */
    .layout-sidebar { grid-template-columns: 1fr; }
    .sidebar { order: 2; }

    /* Footer */
    .footer-grid { grid-template-columns: 1fr; text-align: center; }
    .footer-links { align-items: center; }

    /* Stats (internal pages) */
    .stats-grid { grid-template-columns: 1fr; gap: var(--space-xl); }
    .stat-number { font-size: var(--text-3xl); }

    /* Article */
    .article-content h2 { font-size: var(--text-xl); }
    .article-content h3 { font-size: var(--text-lg); }
    .article-content figure.image.left,
    .article-content figure.image.right {
        float: none;
        max-width: 100%;
        margin: var(--space-md) 0;
    }

    /* Section header */
    .section-header { margin-bottom: var(--space-xl); }

    /* Modal */
    .modal { width: 95%; max-height: 90vh; }
    .modal-header { padding: var(--space-md); }
    .modal-body { padding: var(--space-md); max-height: calc(90vh - 70px); }

    /* Breadcrumb */
    .breadcrumb { font-size: var(--text-xs); }
}

/* ==========================================================================
   MOBILE (max-width: 640px)
   ========================================================================== */

@media (max-width: 640px) {
    :root { --container-padding: 1rem; }

    .feat-cats-grid { grid-template-columns: 1fr; }
    .steps-timeline { grid-template-columns: 1fr; }
    .topics-featured { grid-template-columns: repeat(2, 1fr); }

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

    .category-card { padding: var(--space-lg); }
    .category-card-icon { width: 50px; height: 50px; }

    .kw-pill { padding: var(--space-xs) var(--space-md); font-size: var(--text-xs); }

    .pagination-list li a,
    .pagination-list li span {
        min-width: 40px;
        height: 40px;
        padding: 0 var(--space-sm);
        font-size: var(--text-sm);
    }

    .pagination-prev, .pagination-next { display: none; }

    .form-input, .form-textarea, .form-select { font-size: 16px; }

    .btn { width: 100%; }
    .btn-sm { width: auto; }

    .article-content table {
        display: block;
        overflow-x: auto;
        white-space: nowrap;
    }

    .sbar-item { flex: 1 1 100%; }
}

/* ==========================================================================
   VERY SMALL (max-width: 380px)
   ========================================================================== */

@media (max-width: 380px) {
    .kb-title { font-size: 1.6rem; }
    .casino-grid { grid-template-columns: 1fr; }
    .casino-grid-new { grid-template-columns: 1fr; }
    .site-logo-text { display: none; }
    .topics-featured { grid-template-columns: 1fr 1fr; }
}

/* ==========================================================================
   TOUCH DEVICE ADJUSTMENTS
   ========================================================================== */

@media (hover: none) {
    .card:hover { transform: none; }
    .fcat-card:hover { transform: none; }
    .wf-item:hover { transform: none; }
    .topic-pill:hover { transform: none; }
    .step-item:hover .step-num { color: rgba(21,94,117,0.15); }
}