/* ========== RESET & BASE ========== */
        *, *::before, *::after {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

                :root {
            --black: #1A1816;
            --white: #F7F6F2;
            --gray-warm: #E8E5DC;
            --gray-mid: #8C8D8E;
            --gray-dark: #333333;
            --gray-border: #DCD8D0;
            --accent: #E65100;
            --font-heading: 'Oswald', sans-serif;
            --font-body: 'Lora', serif;
            --font-mono: 'Space Mono', monospace;
            --transition: 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --max-width: 1200px;
        }

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: var(--font-body);
            color: var(--black);
            background: var(--white);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition);
        }

        button {
            cursor: pointer;
            border: none;
            background: none;
            font-family: inherit;
        }

        /* ========== UTILITY ========== */

        .tech-mono {
            font-family: var(--font-mono);
            font-size: 0.85rem;
            letter-spacing: -0.02em;
        }
        .editorial-serif {
            font-family: var(--font-body);
            font-size: 1.1rem;
            line-height: 1.8;
            color: var(--black);
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }

        .section-label {
            font-family: var(--font-body);
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.2em;
            text-transform: uppercase;
            color: var(--gray-mid);
            margin-bottom: 16px;
        }

        .section-title {
            font-family: var(--font-heading);
            font-size: clamp(2rem, 4vw, 3rem);
            line-height: 1.2;
            color: var(--black);
            margin-bottom: 48px;
        }

        .fade-up {
            opacity: 0;
            transform: translateY(40px);
            transition: opacity 0.7s ease, transform 0.7s ease;
        }

        .fade-up.visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* ========== NAVIGATION ========== */
        .navbar {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            padding: 20px 0;
            transition: all var(--transition);
        }

        .navbar.scrolled {
            background: rgba(255, 255, 255, 0.97);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            padding: 12px 0;
            box-shadow: 0 1px 0 rgba(0, 0, 0, 0.06);
        }

        .navbar .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .nav-logo {
            font-family: var(--font-body);
            font-size: 1.25rem;
            font-weight: 700;
            letter-spacing: 0.15em;
            color: var(--white);
            transition: color var(--transition);
        }

        .navbar.scrolled .nav-logo {
            color: var(--black);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 32px;
            list-style: none;
        }

        .nav-links a {
            font-size: 0.875rem;
            font-weight: 400;
            color: rgba(255, 255, 255, 0.8);
            transition: color var(--transition);
            letter-spacing: 0.02em;
        }

        .nav-links a:hover {
            color: var(--white);
        }

        .navbar.scrolled .nav-links a {
            color: var(--gray-dark);
        }

        .navbar.scrolled .nav-links a:hover {
            color: var(--black);
        }

        .nav-cta {
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            padding: 10px 24px;
            border: 1.5px solid rgba(255, 255, 255, 0.5);
            color: var(--white);
            transition: all var(--transition);
        }

        .nav-cta:hover {
            background: var(--white);
            color: var(--black);
        }

        .navbar.scrolled .nav-cta {
            border-color: var(--black);
            color: var(--black);
        }

        .navbar.scrolled .nav-cta:hover {
            background: var(--black);
            color: var(--white);
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 4px;
        }

        .nav-toggle span {
            width: 24px;
            height: 2px;
            background: var(--white);
            transition: all var(--transition);
        }

        .navbar.scrolled .nav-toggle span {
            background: var(--black);
        }

        /* ========== HERO ========== */
        .hero {
            position: relative;
            height: 100vh;
            min-height: 600px;
            display: flex;
            align-items: center;
            justify-content: center;
            overflow: hidden;
        }

        .hero-bg {
            position: absolute;
            inset: 0;
            background: url('https://assets.boxsofamfg.com/hero-sofa.jpg') center center / cover no-repeat;
        }

        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(10, 10, 10, 0.55) 0%, rgba(10, 10, 10, 0.75) 100%);
        }

        .hero-content {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 720px;
            padding: 0 24px;
        }

        .hero-content h1 {
            font-family: var(--font-heading);
            font-size: clamp(2.5rem, 6vw, 4.5rem);
            color: var(--white);
            line-height: 1.1;
            margin-bottom: 20px;
            letter-spacing: -0.01em;
        }

        .hero-content p {
            font-size: clamp(1rem, 1.8vw, 1.15rem);
            color: rgba(255, 255, 255, 0.75);
            line-height: 1.7;
            margin-bottom: 40px;
            font-weight: 300;
        }

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

        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            background: var(--white);
            color: var(--black);
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            transition: all var(--transition);
        }

        .btn-primary:hover {
            background: var(--gray-warm);
            transform: translateY(-1px);
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 32px;
            border: 1.5px solid rgba(255, 255, 255, 0.4);
            color: var(--white);
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            transition: all var(--transition);
        }

        .btn-outline:hover {
            border-color: var(--white);
            background: rgba(255, 255, 255, 0.1);
        }

        .hero-stats {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 2;
            background: rgba(10, 10, 10, 0.4);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }

        .hero-stats .container {
            display: flex;
            justify-content: center;
            gap: 48px;
            padding-top: 20px;
            padding-bottom: 20px;
        }

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

        .hero-stat span {
            display: block;
            font-size: 0.8rem;
            font-weight: 400;
            color: rgba(255, 255, 255, 0.6);
            letter-spacing: 0.05em;
        }

        .hero-stat strong {
            font-family: var(--font-heading);
            font-size: 1.5rem;
            color: var(--white);
            font-weight: 400;
        }

        .hero-stat-divider {
            width: 1px;
            background: rgba(255, 255, 255, 0.15);
            align-self: stretch;
        }

        /* ========== TECHNOLOGY ========== */
        .technology {
            padding: 120px 0;
            background: var(--white);
        }

        .technology-header {
            text-align: center;
            margin-bottom: 64px;
        }

        .tech-features {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            margin-bottom: 80px;
        }

        .tech-card {
            text-align: center;
            padding: 40px 24px;
        }

        .tech-card-icon {
            width: 56px;
            height: 56px;
            margin: 0 auto 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            border: 1.5px solid var(--gray-border);
            border-radius: 50%;
        }

        .tech-card-icon svg {
            width: 24px;
            height: 24px;
            stroke: var(--black);
            fill: none;
            stroke-width: 1.5;
        }

        .tech-card h3 {
            font-family: var(--font-heading);
            font-size: 1.25rem;
            margin-bottom: 12px;
            color: var(--black);
        }

        .tech-card p {
            font-size: 0.9rem;
            color: var(--gray-mid);
            line-height: 1.7;
        }

        .tech-image {
            width: 100%;
            max-width: 900px;
            margin: 0 auto;
            border-radius: 4px;
            overflow: hidden;
        }

        .tech-image img {
            width: 100%;
            height: auto;
            display: block;
        }

        /* ========== PRODUCTS ========== */
        .products {
            padding: 120px 0;
            background: var(--gray-warm);
        }

        .products-header {
            text-align: center;
            margin-bottom: 48px;
        }

        .product-filters {
            display: flex;
            justify-content: center;
            gap: 8px;
            margin-bottom: 56px;
            flex-wrap: wrap;
        }

        .filter-btn {
            padding: 10px 24px;
            font-size: 0.8rem;
            font-weight: 500;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--gray-mid);
            border: 1.5px solid transparent;
            transition: all var(--transition);
            background: transparent;
        }

        .filter-btn:hover {
            color: var(--black);
        }

        .filter-btn.active {
            color: var(--black);
            border-color: var(--black);
            background: var(--white);
        }

        .product-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 32px;
        }

        .product-card {
            background: var(--white);
            overflow: hidden;
            transition: all var(--transition);
        }

        .product-card.hidden {
            display: none;
        }

                .product-card-image {
            position: relative;
            width: 100%;
            height: 280px;
            overflow: hidden;
            background: var(--gray-warm);
        }

        .product-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            clip-path: inset(4% 4% 4% 4%);
            transition: clip-path 0.7s cubic-bezier(0.19, 1, 0.22, 1), transform 0.7s cubic-bezier(0.19, 1, 0.22, 1);
        }

        .product-card:hover .product-card-image img {
            clip-path: inset(0% 0% 0% 0%);
            transform: scale(1.03);
        }

        .product-card-body {
            padding: 28px;
        }

        .product-card-category {
            font-size: 0.7rem;
            font-weight: 600;
            letter-spacing: 0.12em;
            text-transform: uppercase;
            color: var(--gray-mid);
            margin-bottom: 8px;
        }

        .product-card-name {
            font-family: var(--font-heading);
            font-size: 1.3rem;
            margin-bottom: 16px;
            color: var(--black);
        }

        .product-specs {
            width: 100%;
            border-collapse: collapse;
            margin-bottom: 16px;
        }

        .product-specs td {
            padding: 5px 0;
            font-size: 0.8rem;
            border-bottom: 1px solid var(--gray-border);
            vertical-align: top;
        }

        .product-specs td:first-child {
            font-weight: 500;
            color: var(--gray-dark);
            white-space: nowrap;
            padding-right: 12px;
            width: 80px;
        }

        .product-specs td:last-child {
            color: var(--gray-mid);
        }

        .product-specs tr:last-child td {
            border-bottom: none;
        }

        .product-colors {
            display: flex;
            gap: 8px;
            align-items: center;
            margin-bottom: 20px;
        }

        .product-colors-label {
            font-size: 0.75rem;
            color: var(--gray-mid);
            margin-right: 4px;
        }

        .color-dot {
            width: 16px;
            height: 16px;
            border-radius: 50%;
            border: 1.5px solid var(--gray-border);
        }

        .product-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            color: var(--black);
            transition: gap var(--transition);
        }

        .product-link:hover {
            gap: 10px;
        }

        .product-link svg {
            width: 14px;
            height: 14px;
            stroke: currentColor;
            fill: none;
            stroke-width: 2;
        }

        /* ========== APPLICATIONS ========== */
        .applications {
            padding: 120px 0;
            background: var(--white);
        }

        .applications-header {
            text-align: center;
            margin-bottom: 56px;
        }

        .app-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }

        .app-card {
            position: relative;
            height: 360px;
            overflow: hidden;
            border-radius: 4px;
        }

        .app-card img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.7s ease;
        }

        .app-card:hover img {
            transform: scale(1.06);
        }

        .app-card-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 40%, rgba(10, 10, 10, 0.7) 100%);
            display: flex;
            align-items: flex-end;
            padding: 32px;
            transition: background var(--transition);
        }

        .app-card:hover .app-card-overlay {
            background: linear-gradient(180deg, transparent 20%, rgba(10, 10, 10, 0.8) 100%);
        }

        .app-card-text h3 {
            font-family: var(--font-heading);
            font-size: 1.5rem;
            color: var(--white);
            margin-bottom: 4px;
        }

        .app-card-text p {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.7);
        }

        /* ========== VIDEO ========== */
        .video-section {
            padding: 120px 0;
            background: var(--black);
        }

        .video-header {
            text-align: center;
            margin-bottom: 56px;
        }

        .video-header .section-label {
            color: rgba(255, 255, 255, 0.4);
        }

        .video-header .section-title {
            color: var(--white);
        }

        .video-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 32px;
        }

        .video-wrapper {
            position: relative;
            border-radius: 4px;
            overflow: hidden;
            background: #1a1a1a;
        }

        .video-wrapper video {
            width: 100%;
            display: block;
            aspect-ratio: 16 / 9;
            object-fit: cover;
        }

        .video-play-btn {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 72px;
            height: 72px;
            background: rgba(255, 255, 255, 0.15);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            border: 1.5px solid rgba(255, 255, 255, 0.3);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: all var(--transition);
        }

        .video-play-btn:hover {
            background: rgba(255, 255, 255, 0.25);
            transform: translate(-50%, -50%) scale(1.08);
        }

        .video-play-btn svg {
            width: 24px;
            height: 24px;
            fill: var(--white);
            margin-left: 3px;
        }

        .video-wrapper.playing .video-play-btn {
            opacity: 0;
            pointer-events: none;
        }

        /* ========== STATS ========== */
        .stats {
            padding: 80px 0;
            background: var(--gray-warm);
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
            text-align: center;
        }

        .stat-item strong {
            font-family: var(--font-heading);
            font-size: clamp(2.5rem, 4vw, 3.5rem);
            color: var(--black);
            font-weight: 400;
            display: block;
            line-height: 1;
            margin-bottom: 12px;
        }

        .stat-item span {
            font-size: 0.85rem;
            color: var(--gray-mid);
            letter-spacing: 0.02em;
        }

        /* ========== ABOUT ========== */
        .about {
            padding: 120px 0;
            background: var(--white);
        }

        .about-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 64px;
            align-items: center;
        }

        .about-text .section-label {
            margin-bottom: 12px;
        }

        .about-text h2 {
            font-family: var(--font-heading);
            font-size: clamp(1.8rem, 3.5vw, 2.5rem);
            line-height: 1.2;
            margin-bottom: 24px;
            color: var(--black);
        }

        .about-text p {
            font-size: 0.95rem;
            color: var(--gray-mid);
            line-height: 1.8;
            margin-bottom: 16px;
        }

        .about-image {
            border-radius: 4px;
            overflow: hidden;
        }

        .about-image img {
            width: 100%;
            height: auto;
            display: block;
        }

        /* ========== FAQ ========== */
        .faq {
            padding: 120px 0;
            background: var(--gray-warm);
        }

        .faq-header {
            text-align: center;
            margin-bottom: 56px;
        }

        .faq-list {
            max-width: 760px;
            margin: 0 auto;
        }

        .faq-item {
            border-bottom: 1px solid var(--gray-border);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 24px 0;
            font-size: 1rem;
            font-weight: 500;
            color: var(--black);
            text-align: left;
            transition: color var(--transition);
        }

        .faq-question:hover {
            color: var(--gray-mid);
        }

        .faq-question svg {
            width: 20px;
            height: 20px;
            stroke: var(--gray-mid);
            fill: none;
            stroke-width: 1.5;
            flex-shrink: 0;
            margin-left: 16px;
            transition: transform var(--transition);
        }

        .faq-item.open .faq-question svg {
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
        }

        .faq-item.open .faq-answer {
            max-height: 300px;
        }

        .faq-answer p {
            padding-bottom: 24px;
            font-size: 0.9rem;
            color: var(--gray-mid);
            line-height: 1.8;
        }

        /* ========== CONTACT ========== */
        .contact {
            padding: 120px 0;
            background: var(--white);
        }

        .contact-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 64px;
        }

        .contact-info .section-label {
            margin-bottom: 12px;
        }

        .contact-info h2 {
            font-family: var(--font-heading);
            font-size: clamp(1.8rem, 3.5vw, 2.5rem);
            line-height: 1.2;
            margin-bottom: 24px;
            color: var(--black);
        }

        .contact-info > p {
            font-size: 0.95rem;
            color: var(--gray-mid);
            line-height: 1.7;
            margin-bottom: 40px;
        }

        .contact-detail {
            display: flex;
            align-items: flex-start;
            gap: 16px;
            margin-bottom: 24px;
        }

        .contact-detail-icon {
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            border: 1.5px solid var(--gray-border);
            border-radius: 50%;
            flex-shrink: 0;
        }

        .contact-detail-icon svg {
            width: 18px;
            height: 18px;
            stroke: var(--black);
            fill: none;
            stroke-width: 1.5;
        }

        .contact-detail-text strong {
            display: block;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            color: var(--black);
            margin-bottom: 4px;
        }

        .contact-detail-text span,
        .contact-detail-text a {
            font-size: 0.9rem;
            color: var(--gray-mid);
        }

        .contact-detail-text a:hover {
            color: var(--black);
        }

        .contact-form {
            padding: 40px;
            background: var(--gray-warm);
            border-radius: 4px;
        }

        .form-group {
            margin-bottom: 20px;
        }

        .form-group label {
            display: block;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            color: var(--gray-dark);
            margin-bottom: 8px;
        }

        .form-group input,
        .form-group select,
        .form-group textarea {
            width: 100%;
            padding: 12px 16px;
            font-family: var(--font-body);
            font-size: 0.9rem;
            color: var(--black);
            background: var(--white);
            border: 1.5px solid var(--gray-border);
            border-radius: 2px;
            outline: none;
            transition: border-color var(--transition);
            -webkit-appearance: none;
            appearance: none;
        }

        .form-group input:focus,
        .form-group select:focus,
        .form-group textarea:focus {
            border-color: var(--black);
        }

        .form-group textarea {
            resize: vertical;
            min-height: 120px;
        }

        .form-group select {
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23888' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 16px center;
            padding-right: 40px;
        }

        .form-row {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }

        .form-submit {
            width: 100%;
            padding: 14px 32px;
            background: var(--black);
            color: var(--white);
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            border: none;
            border-radius: 2px;
            cursor: pointer;
            transition: all var(--transition);
        }

        .form-submit:hover {
            background: var(--gray-dark);
        }

        .form-submit:disabled {
            opacity: 0.6;
            cursor: not-allowed;
        }

        .form-message {
            margin-top: 16px;
            padding: 12px 16px;
            font-size: 0.85rem;
            border-radius: 2px;
            display: none;
        }

        .form-message.success {
            display: block;
            background: #e8f5e9;
            color: #2e7d32;
        }

        .form-message.error {
            display: block;
            background: #fbe9e7;
            color: #c62828;
        }

        /* ========== FOOTER ========== */
        .footer {
            padding: 80px 0 40px;
            background: var(--black);
            color: rgba(255, 255, 255, 0.6);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 48px;
            margin-bottom: 64px;
        }

        .footer-brand .nav-logo {
            display: inline-block;
            margin-bottom: 16px;
            color: var(--white);
        }

        .footer-brand p {
            font-size: 0.85rem;
            line-height: 1.7;
            max-width: 300px;
        }

        .footer-col h4 {
            font-family: var(--font-body);
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.12em;
            text-transform: uppercase;
            color: var(--white);
            margin-bottom: 20px;
        }

        .footer-col ul {
            list-style: none;
        }

        .footer-col li {
            margin-bottom: 12px;
        }

        .footer-col a {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.5);
            transition: color var(--transition);
        }

        .footer-col a:hover {
            color: var(--white);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 32px;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .footer-bottom p {
            font-size: 0.8rem;
        }

        /* ========== VIDEO MODAL ========== */
        .video-modal {
            position: fixed;
            inset: 0;
            z-index: 2000;
            background: rgba(0, 0, 0, 0.92);
            display: flex;
            align-items: center;
            justify-content: center;
            opacity: 0;
            pointer-events: none;
            transition: opacity 0.3s ease;
        }

        .video-modal.open {
            opacity: 1;
            pointer-events: all;
        }

        .video-modal-content {
            position: relative;
            width: 90%;
            max-width: 900px;
        }

        .video-modal-content video {
            width: 100%;
            display: block;
            border-radius: 4px;
        }

        .video-modal-close {
            position: absolute;
            top: -48px;
            right: 0;
            width: 36px;
            height: 36px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(255, 255, 255, 0.7);
            transition: color var(--transition);
        }

        .video-modal-close:hover {
            color: var(--white);
        }

        .video-modal-close svg {
            width: 24px;
            height: 24px;
            stroke: currentColor;
            fill: none;
            stroke-width: 2;
        }

        /* ========== RESPONSIVE ========== */
        @media (max-width: 1024px) {
            .tech-features {
                grid-template-columns: repeat(2, 1fr);
            }

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

            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 48px;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 40px;
            }
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
                position: fixed;
                top: 0;
                left: 0;
                right: 0;
                bottom: 0;
                background: var(--white);
                flex-direction: column;
                align-items: center;
                justify-content: center;
                gap: 24px;
                z-index: 999;
            }

            .nav-links.open {
                display: flex;
            }

            .nav-links a {
                font-size: 1.1rem;
                color: var(--black) !important;
            }

            .nav-links .nav-cta {
                border-color: var(--black) !important;
                color: var(--black) !important;
            }

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

            .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);
            }

            .nav-toggle.open span {
                background: var(--black) !important;
            }

            .hero-content h1 {
                font-size: clamp(2rem, 8vw, 3rem);
            }

            .hero-stats .container {
                flex-direction: column;
                gap: 12px;
                padding: 16px 24px;
            }

            .hero-stat-divider {
                width: 40px;
                height: 1px;
                align-self: center;
            }

            .tech-features {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .tech-card {
                padding: 24px;
                border-bottom: 1px solid var(--gray-border);
            }

            .tech-card:last-child {
                border-bottom: none;
            }

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

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

            .app-card {
                height: 280px;
            }

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

            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }

            .about-grid {
                grid-template-columns: 1fr;
                gap: 40px;
            }

            .contact-grid {
                grid-template-columns: 1fr;
                gap: 40px;
            }

            .form-row {
                grid-template-columns: 1fr;
            }

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

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

            .section-title {
                margin-bottom: 36px;
            }

            .technology,
            .products,
            .applications,
            .video-section,
            .about,
            .faq,
            .contact {
                padding: 80px 0;
            }

            .stats {
                padding: 60px 0;
            }
        }

        @media (max-width: 480px) {
            .hero-buttons {
                flex-direction: column;
                align-items: center;
            }

            .btn-primary,
            .btn-outline {
                width: 100%;
                justify-content: center;
            }

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