:root {
            --color-bg: #F8FAFB;
            --color-bg-alt: #FFFFFF;
            --color-text: #1A2B3C;
            --color-text-muted: #5A6B7C;
            --color-primary: #00A86B;
            --color-primary-dark: #008F5B;
            --color-secondary: #0066CC;
            --color-accent: #FFB800;
            --color-border: #E0E8EF;
            --gradient-energy: linear-gradient(135deg, #00A86B 0%, #0066CC 100%);
            --gradient-glow: radial-gradient(ellipse at center, rgba(0, 168, 107, 0.15) 0%, transparent 70%);
            --shadow-soft: 0 4px 24px rgba(26, 43, 60, 0.08);
            --shadow-medium: 0 8px 40px rgba(26, 43, 60, 0.12);
            --shadow-glow: 0 0 60px rgba(0, 168, 107, 0.2);
            --radius-sm: 8px;
            --radius-md: 16px;
            --radius-lg: 24px;
            --font-display: 'Outfit', sans-serif;
            --font-mono: 'JetBrains Mono', monospace;

            /* Calculator Dark Theme (SaaS-style) */
            --calc-bg-primary: #0A0F1A;
            --calc-bg-elevated: #111827;
            --calc-bg-subtle: #1F2937;
            --calc-text-primary: #F9FAFB;
            --calc-text-secondary: #D1D5DB;
            --calc-text-muted: #9CA3AF;
            --calc-accent-primary: #10B981;
            --calc-accent-primary-hover: #34D399;
            --calc-accent-warning: #F59E0B;
            --calc-border-subtle: rgba(255, 255, 255, 0.08);
            --calc-border-default: rgba(255, 255, 255, 0.12);
            --calc-border-strong: rgba(255, 255, 255, 0.2);
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-display);
            background: var(--color-bg);
            color: var(--color-text);
            line-height: 1.6;
            overflow-x: hidden;
        }

        /* Typography */
        h1, h2, h3, h4 {
            font-weight: 700;
            line-height: 1.2;
        }

        h1 { font-size: clamp(2.5rem, 6vw, 4.5rem); }
        h2 { font-size: clamp(2rem, 4vw, 3rem); }
        h3 { font-size: clamp(1.25rem, 2vw, 1.5rem); }

        p {
            font-size: 1.1rem;
            color: var(--color-text-muted);
        }

        /* Layout */
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        section {
            padding: 100px 0;
            position: relative;
        }

        /* Navigation */
        nav {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(248, 250, 251, 0.85);
            backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--color-border);
            transition: all 0.3s ease;
        }

        nav .container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            height: 72px;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 8px;
            text-decoration: none;
        }

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

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

        .nav-links a {
            color: var(--color-text-muted);
            text-decoration: none;
            font-weight: 500;
            transition: color 0.2s;
        }

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

        .nav-cta {
            background: var(--gradient-energy);
            color: white;
            padding: 12px 24px;
            border-radius: var(--radius-sm);
            text-decoration: none;
            font-weight: 600;
            transition: transform 0.2s, box-shadow 0.2s;
        }

        .nav-cta:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-glow);
        }

        /* Hero Section */
        .hero {
            min-height: 100vh;
            display: flex;
            align-items: center;
            padding-top: 72px;
            background: var(--color-bg);
            position: relative;
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 80%;
            height: 150%;
            background: var(--gradient-glow);
            pointer-events: none;
        }

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

        .hero-content {
            position: relative;
            z-index: 2;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 24px;
            animation: fadeInUp 0.6s ease;
        }

        .hero-badge img {
            height: 100px;
            width: auto;
        }

        .hero h1 {
            margin-bottom: 24px;
            animation: fadeInUp 0.6s ease 0.1s both;
        }

        .hero h1 span {
            background: var(--gradient-energy);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .hero-description {
            font-size: 1.25rem;
            margin-bottom: 40px;
            max-width: 540px;
            animation: fadeInUp 0.6s ease 0.2s both;
        }

        .hero-buttons {
            display: flex;
            gap: 16px;
            animation: fadeInUp 0.6s ease 0.3s both;
        }

        .btn {
            padding: 16px 32px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 1rem;
            text-decoration: none;
            transition: all 0.3s ease;
            cursor: pointer;
            border: none;
            font-family: var(--font-display);
        }

        .btn-primary {
            background: var(--gradient-energy);
            color: white;
            box-shadow: var(--shadow-soft);
        }

        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-glow);
        }

        .btn-secondary {
            background: var(--color-bg-alt);
            color: var(--color-text);
            border: 2px solid var(--color-border);
        }

        .btn-secondary:hover {
            border-color: var(--color-primary);
            color: var(--color-primary);
        }

        .hero-visual {
            position: relative;
            animation: fadeIn 1s ease 0.4s both;
        }

        .hero-image-container {
            position: relative;
            background: var(--color-bg-alt);
            border-radius: var(--radius-lg);
            padding: 40px;
            box-shadow: var(--shadow-medium);
            overflow: hidden;
        }

        .hero-image-container::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: var(--gradient-energy);
        }

        .cabinet-visual {
            width: 100%;
            height: 400px;
            background: linear-gradient(180deg, #E8F5F0 0%, #D0EBE3 100%);
            border-radius: var(--radius-md);
            position: relative;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-direction: column;
        }

        .model-placeholder-icon {
            width: 100px;
            height: 100px;
            background: var(--gradient-energy);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 20px;
            box-shadow: var(--shadow-glow);
        }

        .model-placeholder-icon svg {
            width: 50px;
            height: 50px;
            stroke: white;
            fill: none;
            stroke-width: 1.5;
        }

        .model-placeholder-text {
            font-family: var(--font-mono);
            font-size: 1.1rem;
            color: var(--color-text);
            text-align: center;
        }

        .model-placeholder-text span {
            color: var(--color-primary);
            font-weight: 600;
        }

        .hero-stats {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin-top: 30px;
        }

        .stat-card {
            background: rgba(255, 255, 255, 0.8);
            padding: 16px;
            border-radius: var(--radius-sm);
            text-align: center;
            border: 1px solid var(--color-border);
        }

        .stat-value {
            font-family: var(--font-mono);
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--color-primary);
        }

        .stat-label {
            font-size: 0.75rem;
            color: var(--color-text-muted);
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        @keyframes fadeInUp {
            from { opacity: 0; transform: translateY(30px); }
            to { opacity: 1; transform: translateY(0); }
        }

        @keyframes fadeIn {
            from { opacity: 0; }
            to { opacity: 1; }
        }

        /* Features Section */
        .features {
            background: var(--color-bg-alt);
        }

        .section-header {
            text-align: center;
            max-width: 700px;
            margin: 0 auto 60px;
        }

        .section-label {
            display: inline-block;
            font-family: var(--font-mono);
            font-size: 0.875rem;
            color: var(--color-primary);
            text-transform: uppercase;
            letter-spacing: 2px;
            margin-bottom: 16px;
        }

        .section-header h2 {
            margin-bottom: 16px;
        }

        .features-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
        }

        .feature-card {
            background: var(--color-bg);
            padding: 40px 30px;
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
        }

        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: var(--gradient-energy);
            transform: scaleX(0);
            transition: transform 0.3s ease;
        }

        .feature-card:hover {
            transform: translateY(-8px);
            box-shadow: var(--shadow-medium);
        }

        .feature-card:hover::before {
            transform: scaleX(1);
        }

        .feature-icon {
            width: 56px;
            height: 56px;
            background: rgba(0, 168, 107, 0.1);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 24px;
        }

        .feature-icon svg {
            width: 28px;
            height: 28px;
            stroke: var(--color-primary);
            fill: none;
            stroke-width: 2;
        }

        .feature-card h3 {
            margin-bottom: 12px;
            color: var(--color-text);
        }

        .feature-card p {
            font-size: 1rem;
        }

        /* Specs Section */
        .specs {
            background: linear-gradient(180deg, var(--color-bg) 0%, var(--color-bg-alt) 100%);
        }

        .specs-grid {
            display: grid;
            grid-template-columns: 1fr 1.5fr;
            gap: 60px;
            align-items: start;
        }

        .specs-content h2 {
            margin-bottom: 24px;
        }

        .specs-content > p {
            margin-bottom: 32px;
        }

        .spec-highlight {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 20px;
            background: var(--color-bg-alt);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            margin-bottom: 16px;
        }

        .spec-highlight-icon {
            width: 48px;
            height: 48px;
            background: var(--gradient-energy);
            border-radius: var(--radius-sm);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        .spec-highlight-icon svg {
            width: 24px;
            height: 24px;
            stroke: white;
            fill: none;
            stroke-width: 2;
        }

        .spec-highlight-content h4 {
            font-size: 1rem;
            margin-bottom: 4px;
        }

        .spec-highlight-content p {
            font-size: 0.875rem;
            margin: 0;
        }

        .specs-table-container {
            background: var(--color-bg-alt);
            border-radius: var(--radius-lg);
            padding: 40px;
            box-shadow: var(--shadow-soft);
            border: 1px solid var(--color-border);
        }

        .specs-table-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 30px;
            padding-bottom: 20px;
            border-bottom: 1px solid var(--color-border);
        }

        .specs-table-header h3 {
            font-size: 1.25rem;
        }

        .specs-table-badge {
            font-family: var(--font-mono);
            font-size: 0.75rem;
            background: rgba(0, 168, 107, 0.1);
            color: var(--color-primary);
            padding: 6px 12px;
            border-radius: 100px;
        }

        .spec-row {
            display: flex;
            justify-content: space-between;
            padding: 16px 0;
            border-bottom: 1px solid var(--color-border);
        }

        .spec-row:last-child {
            border-bottom: none;
        }

        .spec-label {
            color: var(--color-text-muted);
            font-size: 0.95rem;
        }

        .spec-value {
            font-family: var(--font-mono);
            font-weight: 600;
            color: var(--color-text);
        }

        .spec-value.highlight {
            color: var(--color-primary);
        }

        /* Options Section */
        .options {
            background: var(--color-bg-alt);
        }

        .options-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .option-item {
            background: var(--color-bg);
            padding: 24px;
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            text-align: center;
            transition: all 0.3s ease;
        }

        .option-item:hover {
            border-color: var(--color-primary);
            transform: translateY(-4px);
        }

        .option-icon {
            width: 48px;
            height: 48px;
            background: rgba(0, 168, 107, 0.1);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
        }

        .option-icon svg {
            width: 24px;
            height: 24px;
            stroke: var(--color-primary);
            fill: none;
            stroke-width: 2;
        }

        .option-item h4 {
            font-size: 0.95rem;
            font-weight: 600;
        }

        /* Pricing Section */
        .pricing {
            background: linear-gradient(135deg, #0A1628 0%, #1A2B3C 100%);
            color: white;
            position: relative;
            overflow: hidden;
        }

        .pricing::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 60%;
            height: 200%;
            background: radial-gradient(ellipse at center, rgba(0, 168, 107, 0.15) 0%, transparent 60%);
            pointer-events: none;
        }

        .pricing .section-header {
            color: white;
        }

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

        .pricing-card {
            max-width: 700px;
            margin: 0 auto;
            background: rgba(255, 255, 255, 0.05);
            backdrop-filter: blur(20px);
            border-radius: var(--radius-lg);
            padding: 50px;
            border: 1px solid rgba(255, 255, 255, 0.1);
            text-align: center;
            position: relative;
            z-index: 2;
        }

        .pricing-label {
            font-family: var(--font-mono);
            font-size: 0.875rem;
            color: var(--color-primary);
            text-transform: uppercase;
            letter-spacing: 2px;
            margin-bottom: 16px;
        }

        .pricing-amount {
            font-size: clamp(2.5rem, 5vw, 4rem);
            font-weight: 800;
            margin-bottom: 8px;
        }

        .pricing-amount span {
            font-size: 1rem;
            font-weight: 400;
            opacity: 0.7;
        }

        .pricing-note {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.95rem;
            margin-bottom: 40px;
        }

        .pricing-features {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
            margin-bottom: 40px;
            text-align: left;
        }

        .pricing-feature {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 16px;
            background: rgba(255, 255, 255, 0.05);
            border-radius: var(--radius-sm);
        }

        .pricing-feature svg {
            width: 20px;
            height: 20px;
            stroke: var(--color-primary);
            fill: none;
            stroke-width: 2;
            flex-shrink: 0;
        }

        .pricing-feature span {
            font-size: 0.95rem;
        }

        .pricing-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--gradient-energy);
            color: white;
            padding: 18px 40px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 1.1rem;
            text-decoration: none;
            transition: all 0.3s ease;
        }

        .pricing-cta:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-glow);
        }

        .pricing-cta svg {
            width: 20px;
            height: 20px;
            stroke: currentColor;
            fill: none;
            stroke-width: 2;
        }

        /* CTA Section */
        .cta {
            background: var(--color-bg);
        }

        .cta-content {
            text-align: center;
            max-width: 800px;
            margin: 0 auto;
        }

        .cta-content h2 {
            margin-bottom: 24px;
        }

        .cta-content > p {
            margin-bottom: 40px;
            font-size: 1.2rem;
        }

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

        .cta-contact {
            display: flex;
            justify-content: center;
            gap: 40px;
            margin-top: 60px;
            padding-top: 40px;
            border-top: 1px solid var(--color-border);
        }

        .contact-item {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .contact-icon {
            width: 44px;
            height: 44px;
            background: rgba(0, 168, 107, 0.1);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .contact-icon svg {
            width: 20px;
            height: 20px;
            stroke: var(--color-primary);
            fill: none;
            stroke-width: 2;
        }

        .contact-text {
            text-align: left;
        }

        .contact-label {
            font-size: 0.75rem;
            color: var(--color-text-muted);
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        .contact-value {
            font-weight: 600;
            color: var(--color-text);
        }

        .contact-value a {
            color: inherit;
            text-decoration: none;
        }

        .contact-value a:hover {
            color: var(--color-primary);
        }

        /* Footer */
        footer {
            background: var(--color-text);
            color: white;
            padding: 60px 0 30px;
        }

        .footer-content {
            display: flex;
            justify-content: space-between;
            align-items: start;
            margin-bottom: 40px;
        }

        .footer-brand {
            max-width: 300px;
        }

        .footer-logo {
            margin-bottom: 16px;
        }

        .footer-logo img {
            height: 40px;
            width: auto;
        }

        .footer-brand p {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.95rem;
        }

        .footer-links {
            display: flex;
            gap: 60px;
        }

        .footer-column h4 {
            font-size: 0.875rem;
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 20px;
            color: rgba(255, 255, 255, 0.5);
        }

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

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

        .footer-column a {
            color: rgba(255, 255, 255, 0.8);
            text-decoration: none;
            transition: color 0.2s;
        }

        .footer-column a:hover {
            color: var(--color-primary);
        }

        .footer-bottom {
            padding-top: 30px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .footer-bottom p {
            color: rgba(255, 255, 255, 0.5);
            font-size: 0.875rem;
        }

        .made-in-ukraine {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.875rem;
            color: rgba(255, 255, 255, 0.7);
        }

        .ua-flag {
            width: 24px;
            height: 16px;
            border-radius: 2px;
            overflow: hidden;
            display: flex;
            flex-direction: column;
        }

        .ua-flag span {
            flex: 1;
        }

        .ua-flag span:first-child {
            background: #005BBB;
        }

        .ua-flag span:last-child {
            background: #FFD500;
        }

        /* Mobile Menu */
        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
        }

        .mobile-menu-btn span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--color-text);
            margin: 6px 0;
            transition: all 0.3s ease;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .hero-grid {
                grid-template-columns: 1fr;
                text-align: center;
            }

            .hero-description {
                margin-left: auto;
                margin-right: auto;
            }

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

            .hero-visual {
                order: -1;
                max-width: 500px;
                margin: 0 auto;
            }

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

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

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

        @media (max-width: 768px) {
            section {
                padding: 60px 0;
            }

            .nav-links, .nav-cta {
                display: none;
            }

            .mobile-menu-btn {
                display: block;
            }

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

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

            .pricing-features {
                grid-template-columns: 1fr;
            }

            .cta-contact {
                flex-direction: column;
                align-items: center;
                gap: 20px;
            }

            .footer-content {
                flex-direction: column;
                gap: 40px;
            }

            .footer-links {
                flex-direction: column;
                gap: 30px;
            }

            .footer-bottom {
                flex-direction: column;
                gap: 16px;
                text-align: center;
            }

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

        /* Scroll animations */
        .reveal {
            opacity: 0;
            transform: translateY(40px);
            transition: all 0.8s ease;
        }

        .reveal.active {
            opacity: 1;
            transform: translateY(0);
        }

        /* Gallery Section */
        .gallery {
            background: var(--color-bg);
        }

        .gallery-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .gallery-item {
            position: relative;
            border-radius: var(--radius-md);
            overflow: hidden;
            cursor: pointer;
            aspect-ratio: 4/3;
            background: var(--color-bg-alt);
            border: 1px solid var(--color-border);
            transition: all 0.3s ease;
        }

        .gallery-item:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-medium);
        }

        .gallery-item img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.3s ease;
        }

        .gallery-item:hover img {
            transform: scale(1.05);
        }

        .gallery-item-caption {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            padding: 16px;
            background: linear-gradient(transparent, rgba(0, 0, 0, 0.7));
            color: white;
            font-size: 0.9rem;
            font-weight: 500;
            opacity: 0;
            transition: opacity 0.3s ease;
        }

        .gallery-item:hover .gallery-item-caption {
            opacity: 1;
        }

        .gallery-item.featured {
            grid-column: span 2;
            grid-row: span 2;
        }

        /* Gallery Lightbox */
        .lightbox {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(0, 0, 0, 0.95);
            z-index: 2000;
            justify-content: center;
            align-items: center;
            padding: 40px;
        }

        .lightbox.active {
            display: flex;
        }

        .lightbox-content {
            position: relative;
            max-width: 90vw;
            max-height: 90vh;
        }

        .lightbox-content img {
            max-width: 100%;
            max-height: 85vh;
            border-radius: var(--radius-md);
        }

        .lightbox-close {
            position: absolute;
            top: -40px;
            right: 0;
            background: none;
            border: none;
            color: white;
            font-size: 2rem;
            cursor: pointer;
            padding: 8px;
            line-height: 1;
        }

        .lightbox-caption {
            text-align: center;
            color: white;
            margin-top: 16px;
            font-size: 1rem;
        }

        .lightbox-nav {
            position: absolute;
            top: 50%;
            transform: translateY(-50%);
            background: rgba(255, 255, 255, 0.1);
            border: none;
            color: white;
            width: 50px;
            height: 50px;
            border-radius: 50%;
            cursor: pointer;
            font-size: 1.5rem;
            transition: background 0.3s ease;
        }

        .lightbox-nav:hover {
            background: rgba(255, 255, 255, 0.2);
        }

        .lightbox-prev {
            left: -70px;
        }

        .lightbox-next {
            right: -70px;
        }

        @media (max-width: 1024px) {
            .gallery-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .gallery-item.featured {
                grid-column: span 2;
                grid-row: span 1;
            }
        }

        @media (max-width: 768px) {
            .gallery-grid {
                grid-template-columns: 1fr;
            }

            .gallery-item.featured {
                grid-column: span 1;
            }

            .lightbox-nav {
                display: none;
            }
        }

        /* Calculator Styles - SaaS Dark Theme */
        .pricing {
            background: var(--calc-bg-primary);
            position: relative;
        }

        .pricing::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(90deg, transparent, var(--calc-border-strong), transparent);
        }

        .calculator-container {
            max-width: 960px;
            margin: 0 auto;
            padding: 0 24px;
        }

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

        .pricing .section-header .section-label {
            color: var(--calc-accent-primary);
        }

        .pricing .section-header h2 {
            font-size: clamp(1.75rem, 3vw, 2.25rem);
            color: var(--calc-text-primary);
        }

        .pricing .section-header p {
            color: var(--calc-text-secondary);
        }

        /* Configurator Layout */
        .configurator {
            display: flex;
            flex-direction: column;
            gap: 24px;
            padding-bottom: 24px;
        }

        .config-section {
            background: var(--calc-bg-elevated);
            border: 1px solid var(--calc-border-default);
            border-radius: var(--radius-md);
            overflow: hidden;
        }

        .config-header {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 20px 24px;
            border-bottom: 1px solid var(--calc-border-subtle);
            background: var(--calc-bg-subtle);
        }

        .config-step {
            width: 32px;
            height: 32px;
            background: var(--calc-accent-primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.9rem;
            color: white;
            flex-shrink: 0;
        }

        .config-header-text {
            flex: 1;
        }

        .config-header-title {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--calc-text-primary);
        }

        .config-header-subtitle {
            font-size: 0.85rem;
            color: var(--calc-text-muted);
            margin-top: 2px;
        }

        .config-price {
            font-family: var(--font-mono);
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--calc-accent-primary);
        }

        .config-body {
            padding: 24px;
        }

        /* Base Configuration List */
        .base-features {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 12px;
        }

        .base-feature {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 16px;
            background: rgba(16, 185, 129, 0.08);
            border-radius: var(--radius-sm);
            border: 1px solid rgba(16, 185, 129, 0.15);
        }

        .base-feature-icon {
            width: 20px;
            height: 20px;
            stroke: var(--calc-accent-primary);
            fill: none;
            stroke-width: 2.5;
            flex-shrink: 0;
        }

        .base-feature-text {
            font-size: 0.9rem;
            color: var(--calc-text-secondary);
        }

        /* Options Grid - 2 columns */
        .options-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
        }

        .option-card {
            background: var(--calc-bg-subtle);
            border: 1px solid var(--calc-border-default);
            border-radius: var(--radius-md);
            padding: 20px;
            cursor: pointer;
            transition: all 0.2s ease;
            display: flex;
            gap: 16px;
        }

        .option-card:hover {
            border-color: var(--calc-border-strong);
            transform: translateY(-2px);
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
        }

        .option-card.selected {
            border-color: var(--calc-accent-primary);
            background: rgba(16, 185, 129, 0.08);
            box-shadow: 0 0 0 1px var(--calc-accent-primary);
        }

        .option-card.disabled {
            opacity: 0.4;
            cursor: not-allowed;
        }

        .option-card.disabled:hover {
            transform: none;
            border-color: var(--calc-border-default);
            box-shadow: none;
        }

        .option-checkbox {
            width: 24px;
            height: 24px;
            border: 2px solid var(--calc-border-strong);
            border-radius: 6px;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            transition: all 0.2s ease;
            margin-top: 2px;
        }

        .option-card.selected .option-checkbox {
            background: var(--calc-accent-primary);
            border-color: var(--calc-accent-primary);
        }

        .option-checkbox svg {
            width: 14px;
            height: 14px;
            stroke: white;
            fill: none;
            stroke-width: 3;
            opacity: 0;
            transition: opacity 0.2s ease;
        }

        .option-card.selected .option-checkbox svg {
            opacity: 1;
        }

        .option-content {
            flex: 1;
        }

        .option-title {
            font-weight: 600;
            color: var(--calc-text-primary);
            margin-bottom: 4px;
            font-size: 0.95rem;
            line-height: 1.3;
        }

        .option-description {
            font-size: 0.85rem;
            color: var(--calc-text-muted);
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .option-price {
            font-family: var(--font-mono);
            font-size: 0.9rem;
            color: var(--calc-accent-primary);
            font-weight: 600;
        }

        /* Full width option for cable */
        .option-card.full-width {
            grid-column: span 2;
        }

        /* Cable Slider */
        .cable-slider-container {
            margin-top: 16px;
            padding-top: 16px;
            border-top: 1px solid var(--calc-border-subtle);
        }

        .cable-slider-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 16px;
        }

        .cable-slider-label {
            font-size: 0.9rem;
            color: var(--calc-text-secondary);
        }

        .cable-slider-value {
            font-family: var(--font-mono);
            font-size: 1rem;
            color: var(--calc-accent-primary);
            font-weight: 600;
        }

        .cable-slider {
            width: 100%;
            height: 8px;
            border-radius: 4px;
            background: var(--calc-bg-primary);
            outline: none;
            -webkit-appearance: none;
            appearance: none;
        }

        .cable-slider::-webkit-slider-thumb {
            -webkit-appearance: none;
            appearance: none;
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: var(--calc-accent-primary);
            cursor: pointer;
            border: 3px solid var(--calc-text-primary);
            box-shadow: 0 2px 10px rgba(16, 185, 129, 0.3);
            transition: transform 0.15s ease;
        }

        .cable-slider::-webkit-slider-thumb:hover {
            transform: scale(1.1);
        }

        .cable-slider::-moz-range-thumb {
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: var(--calc-accent-primary);
            cursor: pointer;
            border: 3px solid var(--calc-text-primary);
            box-shadow: 0 2px 10px rgba(16, 185, 129, 0.3);
        }

        /* Cable Options Container */
        .cable-options-container {
            margin-top: 16px;
            padding-top: 16px;
            border-top: 1px solid var(--calc-border-subtle);
        }

        .cable-type-selector {
            margin-bottom: 16px;
        }

        .cable-type-label {
            display: block;
            font-size: 0.9rem;
            color: var(--calc-text-secondary);
            margin-bottom: 10px;
        }

        .cable-type-selector .setting-pills {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }

        .cable-type-selector .pill {
            font-size: 0.85rem;
            padding: 8px 12px;
        }

        /* Settings Section - Horizontal Rows with Pill Selectors */
        .settings-list {
            display: flex;
            flex-direction: column;
        }

        .setting-row {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 20px 0;
            border-bottom: 1px solid var(--calc-border-subtle);
        }

        .setting-row:last-child {
            border-bottom: none;
        }

        .setting-info {
            flex: 1;
        }

        .setting-title {
            font-weight: 600;
            color: var(--calc-text-primary);
            font-size: 0.95rem;
            margin-bottom: 2px;
        }

        .setting-description {
            font-size: 0.85rem;
            color: var(--calc-text-muted);
            line-height: 1.4;
        }

        .setting-pills {
            display: flex;
            gap: 4px;
            background: var(--calc-bg-primary);
            padding: 4px;
            border-radius: 9999px;
            border: 1px solid var(--calc-border-subtle);
        }

        .pill {
            padding: 8px 16px;
            border-radius: 9999px;
            background: transparent;
            border: none;
            cursor: pointer;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--calc-text-muted);
            transition: all 0.2s ease;
            font-family: var(--font-display);
        }

        .pill:hover {
            color: var(--calc-text-secondary);
        }

        .pill.selected {
            background: var(--calc-accent-primary);
            color: white;
        }

        .pill input {
            display: none;
        }

        /* Sticky Summary Bar - contained within calculator */
        .sticky-summary {
            position: sticky;
            bottom: 24px;
            background: var(--calc-bg-elevated);
            border: 1px solid var(--calc-border-default);
            border-radius: var(--radius-md);
            padding: 20px 24px;
            z-index: 10;
            box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.3);
        }

        .sticky-summary-inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 24px;
        }

        .summary-breakdown {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .summary-breakdown-row {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.9rem;
            color: var(--calc-text-muted);
        }

        .summary-breakdown-divider {
            color: var(--calc-text-muted);
        }

        .summary-options-count {
            color: var(--calc-text-secondary);
        }

        .summary-main {
            display: flex;
            align-items: center;
            gap: 32px;
        }

        .summary-total {
            text-align: right;
        }

        .summary-total-label {
            font-size: 0.8rem;
            color: var(--calc-text-muted);
            text-transform: uppercase;
            letter-spacing: 0.5px;
            margin-bottom: 2px;
        }

        .summary-total-value {
            font-family: var(--font-mono);
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--calc-accent-primary);
            line-height: 1;
        }

        .summary-vat {
            font-size: 0.8rem;
            color: var(--calc-text-muted);
            margin-top: 4px;
        }

        .summary-advance-sticky {
            font-size: 0.85rem;
            color: var(--calc-accent-warning);
            margin-top: 4px;
            font-weight: 600;
        }

        .btn-order {
            background: var(--calc-accent-primary);
            color: white;
            padding: 14px 32px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 1rem;
            border: none;
            cursor: pointer;
            transition: all 0.2s ease;
            font-family: var(--font-display);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .btn-order:hover {
            background: var(--calc-accent-primary-hover);
            transform: translateY(-2px);
            box-shadow: 0 4px 20px rgba(16, 185, 129, 0.3);
        }

        .btn-order svg {
            width: 20px;
            height: 20px;
            stroke: currentColor;
            fill: none;
            stroke-width: 2;
        }

        /* Detailed Summary Panel (expandable) */
        .summary-details {
            display: none;
            background: var(--calc-bg-elevated);
            border: 1px solid var(--calc-border-default);
            border-radius: var(--radius-md);
            padding: 24px;
            margin-bottom: 24px;
        }

        .summary-details.visible {
            display: block;
        }

        .summary-details-title {
            font-size: 1rem;
            font-weight: 600;
            color: var(--calc-text-primary);
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .summary-details-title svg {
            width: 20px;
            height: 20px;
            stroke: var(--calc-accent-primary);
            fill: none;
            stroke-width: 2;
        }

        .summary-row {
            display: flex;
            justify-content: space-between;
            padding: 12px 0;
            border-bottom: 1px solid var(--calc-border-subtle);
            color: var(--calc-text-secondary);
            font-size: 0.9rem;
        }

        .summary-row:last-of-type {
            border-bottom: none;
        }

        .summary-row.base-price {
            font-weight: 600;
            color: var(--calc-text-primary);
        }

        .summary-row-value {
            font-family: var(--font-mono);
            font-weight: 600;
            color: var(--calc-accent-primary);
        }

        .summary-advance {
            margin-top: 16px;
            padding: 16px;
            background: rgba(245, 158, 11, 0.1);
            border-radius: var(--radius-sm);
            border: 1px solid rgba(245, 158, 11, 0.2);
        }

        .summary-advance-row {
            display: flex;
            justify-content: space-between;
            color: var(--calc-accent-warning);
            font-weight: 600;
            font-size: 1rem;
        }

        .summary-advance-note {
            font-size: 0.8rem;
            color: rgba(245, 158, 11, 0.7);
            margin-top: 4px;
        }

        .summary-info {
            margin-top: 16px;
            display: flex;
            gap: 24px;
        }

        .summary-info-item {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: var(--calc-text-muted);
        }

        .summary-info-item svg {
            width: 16px;
            height: 16px;
            stroke: var(--calc-accent-primary);
            fill: none;
            stroke-width: 2;
            flex-shrink: 0;
        }

        /* Legacy styles for compatibility */
        .calculator-grid {
            display: none;
        }

        /* Animations */
        @keyframes selectPulse {
            0% { box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.4); }
            100% { box-shadow: 0 0 0 10px rgba(16, 185, 129, 0); }
        }

        .option-card.just-selected {
            animation: selectPulse 0.4s ease-out;
        }

        @keyframes priceChange {
            0% { transform: scale(1); }
            50% { transform: scale(1.05); color: var(--calc-accent-primary-hover); }
            100% { transform: scale(1); }
        }

        .summary-total-value.updating {
            animation: priceChange 0.3s ease;
        }

        @keyframes slideUp {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .config-section {
            animation: slideUp 0.5s ease forwards;
        }

        .config-section:nth-child(1) { animation-delay: 0.1s; }
        .config-section:nth-child(2) { animation-delay: 0.2s; }
        .config-section:nth-child(3) { animation-delay: 0.3s; }

        /* Responsive - Calculator */
        @media (max-width: 768px) {
            .pricing {
                padding: 60px 0;
            }

            .calculator-container {
                padding: 0 16px;
            }

            .config-header {
                padding: 16px;
            }

            .config-body {
                padding: 16px;
            }

            .base-features {
                grid-template-columns: 1fr;
            }

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

            .option-card.full-width {
                grid-column: span 1;
            }

            .setting-row {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
            }

            .setting-pills {
                width: 100%;
                justify-content: center;
            }

            .sticky-summary {
                padding: 12px 16px;
            }

            .sticky-summary-inner {
                flex-direction: column;
                gap: 16px;
            }

            .summary-main {
                width: 100%;
                justify-content: space-between;
            }

            .summary-total {
                text-align: left;
            }

            .btn-order {
                width: 100%;
                justify-content: center;
            }

            .summary-breakdown {
                display: none;
            }

            .summary-info {
                flex-direction: column;
                gap: 12px;
            }
        }

        @media (max-width: 480px) {
            .config-header {
                flex-wrap: wrap;
                gap: 12px;
            }

            .config-price {
                width: 100%;
                text-align: left;
                padding-left: 48px;
            }

            .option-card {
                padding: 16px;
            }

            .pill {
                padding: 6px 12px;
                font-size: 0.85rem;
            }

            .summary-total-value {
                font-size: 1.5rem;
            }
        }

        /* Order Modal */
        .order-modal {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(0, 0, 0, 0.9);
            z-index: 2000;
            justify-content: center;
            align-items: center;
            padding: 20px;
        }

        .order-modal.active {
            display: flex;
        }

        .order-modal-content {
            background: var(--color-bg-alt);
            border-radius: var(--radius-lg);
            padding: 40px;
            max-width: 500px;
            width: 100%;
            max-height: 90vh;
            overflow-y: auto;
            position: relative;
        }

        .order-modal-close {
            position: absolute;
            top: 16px;
            right: 16px;
            background: none;
            border: none;
            font-size: 1.5rem;
            cursor: pointer;
            color: var(--color-text-muted);
            padding: 8px;
            line-height: 1;
        }

        .order-modal-close:hover {
            color: var(--color-text);
        }

        .order-modal-title {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--color-text);
        }

        .order-modal-subtitle {
            color: var(--color-text-muted);
            margin-bottom: 24px;
        }

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

        .order-form-label {
            display: block;
            font-weight: 500;
            margin-bottom: 8px;
            color: var(--color-text);
        }

        .order-form-label .required {
            color: #e53e3e;
        }

        .order-form-input {
            width: 100%;
            padding: 14px 16px;
            border: 2px solid var(--color-border);
            border-radius: var(--radius-sm);
            font-size: 1rem;
            font-family: var(--font-display);
            transition: border-color 0.2s ease;
        }

        .order-form-input:focus {
            outline: none;
            border-color: var(--color-primary);
        }

        .order-form-textarea {
            min-height: 100px;
            resize: vertical;
        }

        .order-form-summary {
            background: var(--color-bg);
            border-radius: var(--radius-sm);
            padding: 16px;
            margin-bottom: 24px;
        }

        .order-form-summary-title {
            font-weight: 600;
            margin-bottom: 12px;
            color: var(--color-text);
        }

        .order-form-summary-total {
            display: flex;
            justify-content: space-between;
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--color-primary);
        }

        .order-form-submit {
            width: 100%;
        }

        .order-form-note {
            text-align: center;
            font-size: 0.85rem;
            color: var(--color-text-muted);
            margin-top: 16px;
        }

        .order-success {
            text-align: center;
            padding: 40px 20px;
        }

        .order-success-icon {
            width: 80px;
            height: 80px;
            background: rgba(0, 168, 107, 0.1);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 24px;
        }

        .order-success-icon svg {
            width: 40px;
            height: 40px;
            stroke: var(--color-primary);
            fill: none;
            stroke-width: 2;
        }

        .order-success-title {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--color-text);
        }

        .order-success-text {
            color: var(--color-text-muted);
            margin-bottom: 24px;
        }

        /* Responsive Calculator */
        @media (max-width: 1600px) {
            .calculator-grid {
                grid-template-columns: 1fr 1fr 1fr;
                gap: 24px;
            }
        }

        @media (max-width: 1400px) {
            .calculator-grid {
                grid-template-columns: 1fr 1fr;
            }

            .calculator-right {
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 20px;
                grid-column: span 1;
            }

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

            .cable-option {
                grid-column: span 2;
            }
        }

        @media (max-width: 1024px) {
            .calculator-grid {
                grid-template-columns: 1fr;
            }

            .calculator-right {
                grid-template-columns: 1fr 1fr;
            }

            .calculator-summary {
                position: static;
            }
        }

        @media (max-width: 768px) {
            .calculator-right {
                grid-template-columns: 1fr;
            }

            .calculator-options {
                grid-template-columns: 1fr;
            }

            .cable-option {
                grid-column: span 1;
            }

            .calculator-section {
                padding: 20px;
            }

            .calculator-settings-section {
                padding: 20px;
            }

            .calculator-settings {
                grid-template-columns: 1fr;
            }

            .calculator-summary {
                padding: 16px;
            }

            .order-modal-content {
                padding: 20px;
            }
        }