/* ============================================
   CandyAI Hub — Responsive Styles
   ============================================ */

/* --- 1200px --- */
@media (max-width: 1200px) {
    .char-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* --- 1100px --- */
@media (max-width: 1100px) {
    .char-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    .footer-grid {
        grid-template-columns: 2fr 1fr 1fr;
    }

    .footer-col:last-child {
        grid-column: span 1;
    }
}

/* --- 900px — Mobile sidebar --- */
@media (max-width: 900px) {
    .sidebar {
        transform: translateX(calc(-1 * var(--sidebar-w)));
    }

    .sidebar.open {
        transform: translateX(0);
    }

    .sidebar-overlay.active {
        display: block;
    }

    .main-content {
        margin-left: 0;
    }

    .hamburger-btn {
        display: flex;
    }

    .topnav-logo {
        display: block;
    }

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

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

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 24px;
    }

    .hero-content h1 {
        font-size: 30px;
    }

    .hero-mosaic {
        width: 280px;
        height: 300px;
    }
}

/* --- 700px --- */
@media (max-width: 700px) {
    .char-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .plans-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin: 0 auto;
        padding: 0 24px;
    }

    .plan-card.featured {
        transform: none;
        order: -1;
    }
}

/* --- 600px --- */
@media (max-width: 600px) {
    .char-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
        padding: 0 14px;
    }

    .features-grid {
        grid-template-columns: 1fr;
        padding: 0 14px;
    }

    .section-hd {
        padding: 0 14px;
    }

    .filter-chips {
        padding: 0 14px;
    }

    .hero-banner {
        margin: 14px;
        flex-direction: column;
        padding: 32px 20px;
        text-align: center;
    }

    .hero-content {
        text-align: center;
    }

    .hero-content p {
        font-size: 14px;
        margin-left: auto;
        margin-right: auto;
    }

    .hero-content h1 {
        font-size: 26px;
    }

    .hero-actions {
        justify-content: center;
    }

    .hero-stats {
        justify-content: center;
        gap: 16px;
    }

    .hero-stat-num {
        font-size: 18px;
    }

    .hero-mosaic {
        width: 100%;
        height: 200px;
    }

    .hero-mosaic-col-offset {
        margin-top: -10px;
    }

    .cta-banner {
        margin: 24px 14px;
        padding: 36px 18px;
    }

    .cta-banner h2 {
        font-size: 22px;
    }

    .avatar-row {
        padding: 0 14px;
    }

    .faq-list {
        padding: 0 14px;
    }

    .topnav {
        padding: 0 14px;
    }

    .site-footer {
        padding: 36px 14px 20px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}

/* --- 400px --- */
@media (max-width: 400px) {
    .tab span {
        display: none;
    }

    .tab {
        padding: 8px 10px;
    }

    .btn-sm span {
        display: none;
    }

    .hero-content h1 {
        font-size: 20px;
    }

    .hero-actions .btn-lg {
        padding: 12px 20px;
        font-size: 14px;
    }

    .hero-mosaic {
        height: 160px;
    }

    .plan-price {
        font-size: 32px;
    }
}