/* ==========================================================================
   Tunits Premium Website Responsive Overrides
   Breakpoints: 1024px (Tablet Land/Desktop), 768px (Tablet), 576px (Mobile)
   ========================================================================== */

/* --- Tablet / Large Viewport (<= 1024px) --- */
@media (max-width: 1024px) {
    .container {
        padding: 0 32px;
    }
    
    .hero-title {
        font-size: 2.75rem;
    }
    
    .hero-grid {
        gap: 40px;
    }
    
    .about-grid {
        gap: 40px;
    }
    
    .products-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .why-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .gallery-grid {
        columns: 2 320px;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 50px;
    }
    
    .footer-grid {
        grid-template-columns: 1.5fr 1fr 1fr;
    }
    .footer-newsletter {
        grid-column: span 3;
        max-width: 500px;
    }
}

/* --- Mobile / Small Viewport (<= 768px) --- */
@media (max-width: 768px) {
    section {
        padding: 70px 0;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    /* Header & Mobile Navigation */
    .menu-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 320px;
        height: 100vh;
        background: var(--bg-white);
        box-shadow: -10px 0 30px rgba(0, 0, 0, 0.05);
        flex-direction: column;
        justify-content: center;
        align-items: flex-start;
        padding: 50px;
        gap: 28px;
        z-index: 1005;
        transition: right var(--transition-normal);
        backdrop-filter: none;
    }
    .nav-menu.active {
        right: 0;
    }
    
    .nav-link {
        font-size: 1.15rem;
        width: 100%;
    }
    
    .header-actions .btn {
        display: none; /* Hide primary CTA inside header on mobile to avoid overlap */
    }
    
    .nav-menu .btn {
        display: inline-flex; /* Show inside the drawer instead */
        margin-top: 10px;
        width: 100%;
    }
    
    /* Mobile Overlay when menu is open */
    .nav-overlay {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(11, 15, 25, 0.4);
        backdrop-filter: blur(4px);
        -webkit-backdrop-filter: blur(4px);
        z-index: 1002;
        opacity: 0;
        visibility: hidden;
        transition: var(--transition-normal);
    }
    .nav-overlay.active {
        opacity: 1;
        visibility: visible;
    }
    
    /* Hero Section Mobile */
    .hero {
        padding-top: calc(var(--header-height) + 20px);
        padding-bottom: 60px;
    }
    .hero-grid {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 50px;
    }
    .hero-badge {
        justify-content: center;
    }
    .hero-content {
        margin: 0 auto;
    }
    .hero-title {
        font-size: 2.25rem;
    }
    .hero-description {
        font-size: 1rem;
        margin-bottom: 28px;
    }
    .hero-actions {
        justify-content: center;
    }
    .hero-metrics {
        justify-content: center;
        gap: 30px;
    }
    .dashboard-mockup {
        max-width: 100%;
    }
    
    /* About Company Mobile */
    .about-grid {
        grid-template-columns: 1fr;
        gap: 50px;
    }
    .about-visual {
        order: 2; /* Put visual under description on small screen */
    }
    .about-experience-badge {
        bottom: -20px;
        right: 0px;
        padding: 16px 24px;
    }
    .about-experience-badge h3 {
        font-size: 1.75rem;
    }
    
    /* Products Grid Mobile */
    .products-grid {
        grid-template-columns: 1fr;
    }
    
    /* Why Choose Us Mobile */
    .why-grid {
        grid-template-columns: 1fr;
    }
    
    /* Process Timeline Mobile Layout Shift (All left aligned) */
    .process-timeline::before {
        left: 20px;
        transform: none;
    }
    .timeline-progress-line {
        left: 20px;
        transform: none;
    }
    .process-step {
        width: 100%;
        padding-left: 50px;
        padding-right: 0;
        margin-bottom: 40px;
        justify-content: flex-start;
    }
    .process-step:nth-child(even) {
        margin-left: 0;
        padding-left: 50px;
    }
    .step-node {
        left: 10px !important;
        right: auto !important;
        top: 24px;
    }
    
    /* Stats Mobile */
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px 20px;
    }
    .stat-box::after {
        display: none;
    }
    
    /* Testimonial slider Mobile */
    .testimonial-card {
        padding: 30px;
    }
    .testimonial-text {
        font-size: 1rem;
    }
    
    /* Gallery Mobile */
    .gallery-grid {
        columns: 1 300px;
    }
    
    /* FAQ Accordion Mobile */
    .faq-question {
        padding: 20px 24px;
    }
    .faq-answer-content {
        padding: 0 24px 20px 24px;
    }
    
    /* Contact Mobile */
    .contact-form-grid {
        grid-template-columns: 1fr;
    }
    .form-group-full {
        grid-column: span 1;
    }
    
    /* Footer Mobile */
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    .footer-newsletter {
        grid-column: span 1;
    }
    .footer-bottom {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
    .footer-legal-links {
        justify-content: center;
    }
}

/* --- Active state menu transformations --- */
.header.menu-open .menu-toggle span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}
.header.menu-open .menu-toggle span:nth-child(2) {
    opacity: 0;
}
.header.menu-open .menu-toggle span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}