/* PlexiSystem Main Styles - v1.0 */
* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        :root {
            --primary: #0066CC;
            --primary-dark: #0052A3;
            --dark: #1a1a1a;
            --dark-secondary: #2d2d2d;
            --light: #f5f5f5;
            --gray: #666666;
            --gray-light: #e8e8e8;
            --white: #ffffff;
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
            line-height: 1.7;
            color: var(--dark);
            background: var(--white);
        }

        header {
            background: var(--white);
            box-shadow: 0 2px 15px rgba(0,0,0,0.08);
            position: fixed;
            width: 100%;
            top: 0;
            z-index: 1000;
        }

        .top-bar {
            background: var(--dark);
            color: var(--white);
            padding: 10px 0;
            font-size: 12px;
        }

        .top-bar .container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 15px;
        }

        .contact-info {
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
        }

        .contact-info a {
            color: var(--white);
            text-decoration: none;
        }

        .lang-switch {
            display: flex;
            gap: 10px;
        }

        .lang-switch a {
            color: var(--white);
            text-decoration: none;
            padding: 2px 8px;
            border-radius: 3px;
            font-size: 11px;
            opacity: 0.7;
            transition: opacity 0.3s;
        }

        .lang-switch a.active, .lang-switch a:hover {
            opacity: 1;
            background: rgba(255,255,255,0.2);
        }

        nav {
            padding: 18px 0;
        }

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

        .logo {
            font-size: 24px;
            font-weight: 700;
            color: var(--dark);
            text-decoration: none;
            letter-spacing: -1px;
        }

        .logo .accent {
            color: var(--primary);
        }

        .nav-links {
            display: flex;
            gap: 35px;
            list-style: none;
        }

        .nav-links a {
            text-decoration: none;
            color: var(--dark);
            font-weight: 500;
            font-size: 15px;
            transition: color 0.3s;
        }

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

        .nav-right {
            display: flex;
            gap: 20px;
            align-items: center;
        }

        .cta-btn {
            background: var(--primary);
            color: var(--white);
            padding: 12px 28px;
            border-radius: 4px;
            text-decoration: none;
            font-weight: 600;
            font-size: 14px;
            transition: background 0.3s;
            border: none;
            cursor: pointer;
        }

        .cta-btn:hover {
            background: var(--primary-dark);
        }

        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            font-size: 24px;
            cursor: pointer;
        }

        .hero {
            background: linear-gradient(135deg, var(--dark) 0%, var(--dark-secondary) 100%);
            color: var(--white);
            padding: 140px 0 80px;
            margin-top: 100px;
        }

        .hero-wrapper {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
        }

        .hero-badge {
            display: inline-block;
            background: rgba(0, 102, 204, 0.15);
            border: 1px solid rgba(0, 102, 204, 0.3);
            color: var(--primary);
            padding: 8px 16px;
            border-radius: 20px;
            font-size: 13px;
            font-weight: 500;
            margin-bottom: 20px;
        }

        .hero-content h1 {
            font-size: 48px;
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 25px;
        }

        .hero-content h1 .accent {
            color: var(--primary);
        }

        .hero-content p {
            font-size: 17px;
            opacity: 0.9;
            margin-bottom: 30px;
            line-height: 1.8;
        }

        .hero-buttons {
            display: flex;
            gap: 15px;
            margin-bottom: 40px;
        }

        .btn-secondary {
            background: transparent;
            border: 2px solid var(--white);
            color: var(--white);
            padding: 12px 28px;
            border-radius: 4px;
            text-decoration: none;
            font-weight: 600;
            font-size: 14px;
            transition: all 0.3s;
        }

        .btn-secondary:hover {
            background: var(--white);
            color: var(--dark);
        }

        .hero-stats {
            display: flex;
            gap: 50px;
        }

        .stat-number {
            font-size: 42px;
            font-weight: 900;
            color: var(--primary);
        }

        .stat-label {
            font-size: 13px;
            opacity: 0.7;
            margin-top: 8px;
        }

        .hero-video {
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 20px 60px rgba(0,0,0,0.3);
        }

        .video-container {
            position: relative;
            width: 100%;
            padding-bottom: 56.25%;
            height: 0;
            overflow: hidden;
        }

        .video-container iframe {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            border: none;
        }

        section {
            padding: 80px 0;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .section-header {
            text-align: center;
            margin-bottom: 50px;
        }

        .section-header h2 {
            font-size: 40px;
            font-weight: 700;
            margin-bottom: 15px;
            color: var(--dark);
        }

        .section-header p {
            font-size: 16px;
            color: var(--gray);
            max-width: 600px;
            margin: 0 auto;
        }

        .products-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 25px;
        }

        .product-card {
            background: var(--white);
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 4px 20px rgba(0,0,0,0.08);
            transition: transform 0.3s, box-shadow 0.3s;
            text-decoration: none;
            color: inherit;
            border: 1px solid var(--gray-light);
        }

        .product-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 15px 40px rgba(0,0,0,0.15);
        }

        .product-image {
            height: 200px;
            background: linear-gradient(135deg, #f0f0f0 0%, #e8e8e8 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            overflow: hidden;
            position: relative;
        }

        .product-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .product-image .placeholder-icon {
            font-size: 48px;
            opacity: 0.3;
        }

        .product-info {
            padding: 25px;
        }

        .product-info h3 {
            font-size: 17px;
            font-weight: 600;
            margin-bottom: 10px;
            color: var(--dark);
        }

        .product-info p {
            font-size: 13px;
            color: var(--gray);
            line-height: 1.6;
        }

        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 25px;
        }

        .step {
            background: var(--light);
            padding: 35px 25px;
            border-radius: 8px;
            text-align: center;
            border: 2px solid transparent;
            transition: all 0.3s;
        }

        .step:hover {
            border-color: var(--primary);
            box-shadow: 0 10px 30px rgba(0,0,0,0.1);
        }

        .step-number {
            width: 50px;
            height: 50px;
            background: var(--primary);
            color: var(--white);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            font-weight: 700;
            margin: 0 auto 20px;
        }

        .step h3 {
            font-size: 17px;
            font-weight: 600;
            margin-bottom: 12px;
            color: var(--dark);
        }

        .step p {
            font-size: 13px;
            color: var(--gray);
            line-height: 1.6;
        }

        .dark-section {
            background: var(--dark);
            color: var(--white);
        }

        .dark-section .section-header h2 {
            color: var(--white);
        }

        .dark-section .section-header p {
            color: rgba(255,255,255,0.7);
        }

        .machines-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 25px;
        }

        .machine-card {
            background: var(--dark-secondary);
            border-radius: 8px;
            padding: 30px;
            border: 1px solid rgba(255,255,255,0.1);
            transition: all 0.3s;
        }

        .machine-card:hover {
            box-shadow: 0 10px 30px rgba(0,0,0,0.3);
            transform: translateY(-5px);
        }

        .machine-icon {
            font-size: 40px;
            margin-bottom: 15px;
        }

        .machine-image {
            width: 100%;
            height: 180px;
            overflow: hidden;
            border-radius: 6px;
            margin-bottom: 15px;
        }

        .machine-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.3s;
        }

        .machine-card:hover .machine-image img {
            transform: scale(1.05);
        }

        .machine-card h3 {
            font-size: 18px;
            margin-bottom: 15px;
            color: var(--primary);
            font-weight: 600;
        }

        .machine-card ul {
            list-style: none;
            font-size: 13px;
            color: rgba(255,255,255,0.8);
        }

        .machine-card li {
            padding: 5px 0;
            padding-left: 20px;
            position: relative;
        }

        .machine-card li::before {
            content: '✓';
            position: absolute;
            left: 0;
            color: var(--primary);
            font-weight: bold;
        }

        .video-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 25px;
        }

        .video-card {
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 4px 20px rgba(0,0,0,0.08);
            transition: transform 0.3s;
        }

        .video-card:hover {
            transform: translateY(-8px);
        }

        .video-wrapper {
            position: relative;
            width: 100%;
            padding-bottom: 56.25%;
            height: 0;
            overflow: hidden;
            background: #000;
        }

        .video-wrapper iframe {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            border: none;
        }

        .video-info {
            padding: 20px;
            background: var(--white);
        }

        .video-info h3 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 8px;
            color: var(--dark);
        }

        .video-info p {
            font-size: 13px;
            color: var(--gray);
        }

        .portfolio-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 25px;
        }

        .portfolio-card {
            background: var(--white);
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 4px 20px rgba(0,0,0,0.08);
            transition: all 0.3s;
        }

        .portfolio-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 12px 40px rgba(0,0,0,0.15);
        }

        .portfolio-card-image {
            height: 180px;
            background: linear-gradient(135deg, var(--primary) 0%, #004499 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 4rem;
            position: relative;
        }

        .portfolio-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .portfolio-card-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: var(--secondary);
            color: var(--white);
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 11px;
            font-weight: 600;
        }

        .portfolio-card-content {
            padding: 20px;
        }

        .portfolio-card-client {
            color: var(--primary);
            font-weight: 700;
            font-size: 14px;
            margin-bottom: 5px;
        }

        .portfolio-card-content h3 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 8px;
            color: var(--dark);
        }

        .portfolio-card-content p {
            font-size: 13px;
            color: var(--gray);
            line-height: 1.5;
        }

        .section-cta {
            text-align: center;
            margin-top: 40px;
        }

        .section-cta a {
            display: inline-block;
            background: var(--primary);
            color: var(--white);
            padding: 14px 32px;
            border-radius: 6px;
            font-weight: 600;
            transition: background 0.3s;
        }

        .section-cta a:hover {
            background: #0052a3;
        }

        .why-us-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 35px;
        }

        .why-us-item {
            display: flex;
            gap: 20px;
            align-items: flex-start;
        }

        .why-us-video-layout {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
        }
        .why-us-video {
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 20px 60px rgba(0,0,0,0.15);
        }
        .why-us-video video {
            width: 100%;
            height: auto;
            display: block;
        }
        .why-us-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .why-us-item-compact {
            display: flex;
            gap: 15px;
            align-items: flex-start;
        }
        .check-icon {
            width: 28px;
            height: 28px;
            background: var(--primary);
            color: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            font-weight: bold;
            flex-shrink: 0;
        }
        .why-us-item-compact h4 {
            font-size: 16px;
            margin-bottom: 4px;
            color: var(--dark);
        }
        .why-us-item-compact p {
            font-size: 14px;
            color: var(--gray);
            margin: 0;
        }

        .why-us-icon {
            width: 60px;
            height: 60px;
            background: var(--primary);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 28px;
            flex-shrink: 0;
            color: var(--white);
        }

        .why-us-content h3 {
            font-size: 18px;
            margin-bottom: 10px;
            color: var(--dark);
            font-weight: 600;
        }

        .why-us-content p {
            color: var(--gray);
            font-size: 14px;
            line-height: 1.6;
        }

        .clients-grid {
            display: grid;
            grid-template-columns: repeat(6, 1fr);
            gap: 20px;
            align-items: center;
        }

        .client-logo {
            background: var(--light);
            height: 70px;
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 600;
            color: var(--gray);
            font-size: 12px;
            text-align: center;
            padding: 15px;
            border: 1px solid var(--gray-light);
            transition: all 0.3s;
        }

        .client-logo:hover {
            border-color: var(--primary);
            color: var(--primary);
        }

        .testimonials-section {
            background: linear-gradient(135deg, var(--dark) 0%, var(--dark-secondary) 100%);
            color: var(--white);
        }

        .testimonials-section .section-header h2 {
            color: var(--white);
        }

        .testimonials-section .section-header p {
            color: rgba(255,255,255,0.7);
        }

        .testimonials-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }

        .testimonial-card {
            background: rgba(255,255,255,0.05);
            border: 1px solid rgba(255,255,255,0.1);
            border-radius: 12px;
            padding: 30px;
            transition: all 0.3s;
        }

        .testimonial-card:hover {
            background: rgba(255,255,255,0.08);
            transform: translateY(-5px);
        }

        .testimonial-stars {
            color: #ffc107;
            font-size: 18px;
            margin-bottom: 15px;
            letter-spacing: 2px;
        }

        .testimonial-text {
            font-size: 15px;
            line-height: 1.7;
            color: rgba(255,255,255,0.9);
            margin-bottom: 20px;
            font-style: italic;
        }

        .testimonial-author {
            display: flex;
            align-items: center;
            gap: 15px;
        }

        .testimonial-avatar {
            width: 50px;
            height: 50px;
            background: var(--primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 16px;
        }

        .testimonial-info strong {
            display: block;
            font-size: 15px;
            margin-bottom: 3px;
        }

        .testimonial-info span {
            font-size: 12px;
            color: rgba(255,255,255,0.6);
        }

        .landing-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 25px;
        }

        .landing-card {
            background: var(--white);
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 4px 20px rgba(0,0,0,0.08);
            text-decoration: none;
            color: inherit;
            border: 1px solid var(--gray-light);
            transition: all 0.3s;
        }

        .landing-card:hover {
            transform: translateY(-8px);
            box-shadow: 0 15px 40px rgba(0,0,0,0.15);
        }

        .landing-preview {
            height: 180px;
            background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            overflow: hidden;
        }
        .landing-preview img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.3s;
        }
        .landing-card:hover .landing-preview img {
            transform: scale(1.05);
        }

        .landing-info {
            padding: 25px;
        }

        .landing-info h3 {
            font-size: 17px;
            margin-bottom: 8px;
            color: var(--dark);
            font-weight: 600;
        }

        .landing-info p {
            font-size: 13px;
            color: var(--gray);
        }

        .cta-section {
            background: var(--dark);
            color: var(--white);
            text-align: center;
            padding: 80px 0;
        }

        .cta-section h2 {
            font-size: 38px;
            margin-bottom: 15px;
            font-weight: 700;
        }

        .cta-section p {
            font-size: 17px;
            opacity: 0.85;
            margin-bottom: 35px;
        }

        .cta-buttons {
            display: flex;
            gap: 20px;
            justify-content: center;
            flex-wrap: wrap;
        }

        .btn-white {
            background: var(--white);
            color: var(--primary);
            padding: 15px 35px;
            border-radius: 4px;
            text-decoration: none;
            font-weight: 600;
            font-size: 14px;
            transition: all 0.3s;
            border: none;
            cursor: pointer;
        }

        .btn-white:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 30px rgba(0,0,0,0.2);
        }

        footer {
            background: var(--dark-secondary);
            color: var(--white);
            padding: 60px 0 30px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-about h3 {
            font-size: 20px;
            margin-bottom: 15px;
            font-weight: 700;
        }

        .footer-about h3 .accent {
            color: var(--primary);
        }

        .footer-about p {
            opacity: 0.7;
            font-size: 13px;
            line-height: 1.8;
            margin-bottom: 10px;
        }

        .footer-links h4 {
            font-size: 14px;
            margin-bottom: 18px;
            color: var(--primary);
            font-weight: 600;
        }

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

        .footer-links li {
            padding: 6px 0;
        }

        .footer-links a {
            color: var(--white);
            text-decoration: none;
            opacity: 0.7;
            font-size: 13px;
            transition: opacity 0.3s;
        }

        .footer-links a:hover {
            opacity: 1;
            color: var(--primary);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.1);
            padding-top: 25px;
            text-align: center;
            opacity: 0.6;
            font-size: 12px;
        }

        @media (max-width: 1024px) {
            .products-grid, .landing-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .machines-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .hero-wrapper {
                grid-template-columns: 1fr;
                gap: 40px;
            }
            .hero {
                padding: 120px 0 60px;
            }
            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .why-us-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 768px) {
            .why-us-video-layout {
                grid-template-columns: 1fr;
                gap: 30px;
            }
            .why-us-video {
                order: -1;
            }
            .nav-links {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: var(--white);
                flex-direction: column;
                padding: 20px;
                box-shadow: 0 10px 30px rgba(0,0,0,0.15);
                gap: 0;
            }
            .nav-links.active {
                display: flex;
            }
            .nav-links li {
                padding: 12px 0;
                border-bottom: 1px solid var(--gray-light);
            }
            .nav-links li:last-child {
                border-bottom: none;
            }
            .mobile-menu-btn {
                display: block;
            }
            .hero {
                margin-top: 80px;
                padding: 100px 0 50px;
            }
            .hero-content h1 {
                font-size: 32px;
            }
            .hero-stats {
                flex-wrap: wrap;
                gap: 30px;
            }
            .products-grid, .machines-grid, .landing-grid, .steps-grid, .video-grid, .portfolio-grid {
                grid-template-columns: 1fr;
            }
            .clients-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .testimonials-grid {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .section-header h2 {
                font-size: 28px;
            }
        }