/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .hero-grid { grid-template-columns: 1fr; text-align: center; }
    .hero p { margin-left: auto; margin-right: auto; }
    .hero-actions { justify-content: center; }
    .hero-visual { margin-top: 40px; }
    .about-grid { grid-template-columns: 1fr; }
    .services-grid { grid-template-columns: repeat(2, 1fr); }
    .demo-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
    .admin-stats { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed; top: 0; right: -100%; width: 80%; max-width: 320px;
        height: 100vh; background: var(--dark-2); border-left: 1px solid var(--border);
        flex-direction: column; justify-content: center; align-items: center;
        gap: 24px; transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        z-index: 1001;
    }
    .nav-menu.open { right: 0; }
    .nav-menu .nav-link { font-size: 1.1rem; }
    .nav-menu .nav-btn-cta { display: inline-flex; }
    .nav-toggle { display: flex; }
    .desktop-cta { display: none; }
    .mobile-sticky-cta { display: flex; align-items: center; gap: 8px; }
    
    .nav-toggle.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
    .nav-toggle.open span:nth-child(2) { opacity: 0; }
    .nav-toggle.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

    .section { padding: 70px 0; }
    .hero { padding: 100px 0 60px; min-height: auto; }
    .hero h1 { font-size: 2rem; }
    .hero-mockup { max-width: 360px; padding: 24px; }
    .services-grid { grid-template-columns: 1fr; }
    .about-stats { grid-template-columns: repeat(3, 1fr); gap: 12px; }
    .process-step { flex-direction: column; text-align: center; }
    .process-line { display: none; }
    .step-number { margin: 0 auto; }
    .review-card { width: 300px; }
    .footer-grid { grid-template-columns: 1fr; text-align: center; }
    .footer-socials { justify-content: center; }
    .footer-links ul { align-items: center; }
    .demo-form-card { padding: 28px 24px; }
    .admin-stats { grid-template-columns: 1fr 1fr; }
    .leads-table { font-size: 0.82rem; }
    .leads-table th, .leads-table td { padding: 12px 14px; }
    .admin-topbar { padding: 14px 20px; }
    .admin-content { padding: 20px; }
}

@media (max-width: 480px) {
    .hero h1 { font-size: 1.75rem; }
    .hero-actions { flex-direction: column; align-items: center; }
    .btn-lg { padding: 16px 32px; }
    .about-stats { grid-template-columns: 1fr; }
    .stat-card { padding: 16px; }
    .admin-stats { grid-template-columns: 1fr; }
    .filter-tabs { flex-wrap: wrap; }
    .leads-table-header { flex-direction: column; gap: 12px; align-items: flex-start; }
}

/* Nav overlay for mobile */
.nav-overlay {
    display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.5);
    z-index: 1000;
}
.nav-overlay.open { display: block; }