/* ============================================
   OttoTractions - Responsive Styles
   ============================================ */

/* === Large Desktop (1400px+) === */
@media (min-width: 1400px) {
    .container {
        max-width: 1360px;
    }
}

/* === Mid-size Desktop (max 1350px) – prevent navbar overflow === */
@media (max-width: 1350px) {
    .nav-container {
        gap: 16px;
    }

    .nav-link {
        padding: 8px 10px;
        font-size: 0.82rem;
    }

    .logo-name {
        font-size: 1rem;
        letter-spacing: 1px;
    }

    .logo-tagline {
        font-size: 0.6rem;
        letter-spacing: 1px;
    }

    .logo-img {
        width: 38px;
        height: 38px;
    }

    .nav-cta {
        padding: 10px 16px;
        font-size: 0.82rem;
        white-space: nowrap;
    }
}

/* === Laptop (max 1200px) === */
@media (max-width: 1200px) {
    .services-grid {
        grid-template-columns: repeat(3, 1fr);
    }

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

    .hero-title {
        font-size: 3rem;
    }

    .process-timeline {
        flex-wrap: wrap;
        justify-content: center;
    }

    .process-step {
        flex: 0 0 calc(33.333% - 14px);
    }

    .process-line {
        display: none;
    }
}

/* === Tablet (max 992px) === */
@media (max-width: 992px) {
    .section {
        padding: 80px 0;
    }

    /* Navigation */
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 320px;
        height: 100vh;
        background: var(--dark-2);
        padding: 80px 24px 24px;
        transition: right 0.3s ease;
        overflow-y: auto;
        border-left: 1px solid rgba(255, 255, 255, 0.06);
        z-index: 999;
    }

    .nav-menu.open {
        right: 0;
    }

    .nav-list {
        flex-direction: column;
        gap: 4px;
    }

    .nav-link {
        padding: 16px 20px;
        width: 100%;
        border-radius: 10px;
        font-size: 1.1rem;
        font-weight: 600;
        color: var(--text-white);
    }

    .nav-dropdown:hover .dropdown-menu {
        opacity: 1;
        visibility: visible;
        transform: none;
    }

    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        background: transparent;
        border: none;
        box-shadow: none;
        padding: 0 0 0 16px;
        display: none;
    }

    .nav-dropdown.open .dropdown-menu {
        display: block;
    }

    .dropdown-menu li a {
        padding: 12px 16px;
        font-size: 1rem;
    }

    .nav-toggle {
        display: flex;
        z-index: 1001;
    }

    .nav-cta {
        display: none;
    }

    /* Hero */
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 40px;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        margin: 0 auto 36px;
    }

    .hero-cta-group {
        justify-content: center;
    }

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

    .hero-visual {
        order: -1;
    }

    .hero-illustration {
        width: 300px;
        height: 300px;
    }

    .ring-3 {
        display: none;
    }

    /* Accreditation */
    .accreditation-wrapper {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .accreditation-content .section-title {
        text-align: center;
    }

    .accreditation-visual {
        min-height: unset;
        flex-direction: column;
        gap: 16px;
        padding: 8px 0;
    }

    .floating-badge {
        position: static;
        width: 100%;
        justify-content: center;
    }

    .fb-1, .fb-2, .fb-3 {
        top: auto; right: auto; bottom: auto; left: auto;
    }

    /* IoT */
    .iot-wrapper {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .iot-content .section-title {
        text-align: center;
    }

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

    /* Industries */
    .industries-grid {
        grid-template-columns: repeat(3, 1fr);
    }

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

    /* Process */
    .process-step {
        flex: 0 0 calc(50% - 10px);
    }

    /* Footer */
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 32px;
    }

    .section-title {
        font-size: 2rem;
    }
}

/* === Mobile Large (max 768px) === */
@media (max-width: 768px) {
    .section {
        padding: 60px 0;
    }

    .container {
        padding: 0 16px;
    }

    .hero {
        min-height: auto;
        padding: 120px 0 60px;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .hero-stats {
        gap: 20px;
        flex-wrap: wrap;
        justify-content: center;
    }

    .stat-number, .stat-suffix {
        font-size: 1.5rem;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .section-header {
        margin-bottom: 40px;
    }

    /* Services */
    .services-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .service-card {
        padding: 24px 20px;
    }

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

    /* Cases */
    .cases-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    /* Process */
    .process-timeline {
        flex-direction: column;
        gap: 16px;
    }

    .process-step {
        flex: none;
        width: 100%;
    }

    /* Carbon */
    .carbon-wrapper {
        padding: 40px 24px;
    }

    .carbon-metrics {
        flex-direction: column;
        gap: 32px;
        align-items: center;
    }

    /* Testimonials */
    .testimonial-card {
        padding: 28px 20px;
    }

    .testimonial-text {
        font-size: 1rem;
    }

    /* CTA */
    .cta-content h2 {
        font-size: 1.75rem;
    }

    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }

    /* Footer */
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }

    .footer-bottom-links {
        justify-content: center;
    }

    /* Accreditation – switch to stacked layout on mobile */
    .accreditation-visual {
        min-height: unset;
        flex-direction: column;
        gap: 16px;
        padding: 8px 0;
    }

    .cert-badge-large {
        position: relative;
        flex-shrink: 0;
    }

    /* Override absolute positioning so badges flow naturally */
    .floating-badge {
        position: static;
        padding: 10px 16px;
        font-size: 0.82rem;
        width: 100%;
        justify-content: center;
    }

    .fb-1, .fb-2, .fb-3 {
        top: auto;
        right: auto;
        bottom: auto;
        left: auto;
    }
}

/* === Mobile Small (max 480px) === */
@media (max-width: 480px) {
    .hero-title {
        font-size: 1.65rem;
    }

    .hero-illustration {
        width: 240px;
        height: 240px;
    }

    .orbit-icon {
        width: 36px;
        height: 36px;
        font-size: 0.85rem;
    }

    .hero-center-icon {
        width: 70px;
        height: 90px;
    }

    /* Stack hero CTA buttons vertically on very small phones */
    .hero-cta-group {
        flex-direction: column;
        align-items: stretch;
        gap: 12px;
    }

    .hero-cta-group .btn {
        width: 100%;
        justify-content: center;
        text-align: center;
    }

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

    .stat-number, .stat-suffix {
        font-size: 1.35rem;
    }

    .stat-item {
        align-items: center;
    }

    /* Hide scroll indicator on small phones to prevent overlap */
    .hero-scroll-indicator {
        display: none;
    }

    .btn-lg {
        padding: 14px 28px;
        font-size: 0.9rem;
    }

    .section-title {
        font-size: 1.5rem;
    }

    .industries-grid {
        grid-template-columns: 1fr;
    }

    .nav-menu {
        width: 100%;
    }

    .cert-badge-large {
        width: 150px;
        height: 150px;
    }

    /* Inner page hero padding fix */
    .page-hero {
        padding: 110px 0 50px;
    }

    .page-hero h1 {
        font-size: 1.6rem;
    }

    /* Tighten form rows on very small screens */
    .form-row {
        grid-template-columns: 1fr;
        gap: 0;
    }

    /* Contact info cards single column */
    .contact-info-grid {
        grid-template-columns: 1fr;
    }

    /* Trust badges on request-audit */
    .trust-badges {
        grid-template-columns: 1fr;
    }

    /* Case studies single col on small mobile */
    .cases-grid {
        grid-template-columns: 1fr;
    }

    /* Footer improvements */
    .footer-grid {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   Service Detail Pages - Responsive
   ============================================ */

@media (max-width: 1024px) {
    .service-overview-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .service-overview-visual {
        order: -1;
    }

    .service-overview-content .section-title {
        text-align: center;
    }

    .service-overview-content .section-tag {
        text-align: center;
        display: block;
    }

    .service-overview-content p {
        text-align: center;
    }

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

    .process-steps {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }

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

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

@media (max-width: 768px) {
    .service-hero {
        padding: 130px 0 60px;
        min-height: auto;
    }

    .service-hero-icon {
        width: 72px;
        height: 72px;
        font-size: 1.8rem;
    }

    .features-grid,
    .benefits-grid,
    .related-grid {
        grid-template-columns: 1fr;
    }

    .process-steps {
        grid-template-columns: 1fr;
        gap: 36px;
    }

    .service-icon-large {
        width: 160px;
        height: 160px;
    }

    .icon-circle {
        width: 100px;
        height: 100px;
        font-size: 2.5rem;
    }
}

@media (max-width: 480px) {
    .service-hero-breadcrumb {
        flex-wrap: wrap;
        gap: 6px;
    }
}