:root {
            --primary-orange: #ff8800;
            --secondary-orange: #ff6600;
            --accent-gold: #ffaa00;
            --steel-gray: #c0c0c0;
            --dark-gray: #1a1a1a;
            --bg-black: #000000;
            --text-light: #e0e0e0;
            --glow-orange: rgba(255, 136, 0, 0.4);
        }

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

        body {
            background: var(--bg-black);
            color: var(--text-light);
            font-family: 'Rajdhani', sans-serif;
            overflow-x: hidden;
            line-height: 1.6;
        }

        .bg-circuit {
            position: fixed;
            top: 0; left: 0;
            width: 100%; height: 100%;
            opacity: 0.03;
            background-image:
                repeating-linear-gradient(90deg, transparent 0, transparent 70px, var(--steel-gray) 70px, var(--steel-gray) 71px),
                repeating-linear-gradient(0deg, transparent 0, transparent 70px, var(--steel-gray) 70px, var(--steel-gray) 71px);
            animation: grid-shift 20s linear infinite;
            pointer-events: none;
            z-index: 0;
        }

        @keyframes grid-shift {
            0% { transform: translate(0, 0); }
            100% { transform: translate(70px, 70px); }
        }

        /* Navigation */
        nav {
            position: fixed;
            top: 0; left: 0; right: 0;
            z-index: 1000;
            padding: 1.5rem 5%;
            background: rgba(0, 0, 0, 0.9);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid rgba(255, 136, 0, 0.2);
            animation: nav-slide-down 0.8s ease-out;
        }

        @keyframes nav-slide-down {
            from { transform: translateY(-100%); opacity: 0; }
            to { transform: translateY(0); opacity: 1; }
        }

        .nav-container {
            max-width: 1400px;
            margin: 0 auto;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .logo-nav {
            font-family: 'Orbitron', sans-serif;
            font-size: 1.5rem;
            font-weight: 900;
            color: var(--primary-orange);
            text-transform: uppercase;
            letter-spacing: 2px;
            text-shadow: 0 0 20px var(--glow-orange);
            text-decoration: none;
        }

        .nav-links {
            display: flex;
            gap: 3rem;
            list-style: none;
        }

        .nav-links a {
            color: var(--text-light);
            text-decoration: none;
            font-weight: 500;
            font-size: 1.1rem;
            letter-spacing: 1px;
            text-transform: uppercase;
            position: relative;
            transition: color 0.3s ease;
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: -5px; left: 0;
            width: 0; height: 2px;
            background: var(--primary-orange);
            transition: width 0.3s ease;
        }

        .nav-links a:hover { color: var(--primary-orange); }
        .nav-links a:hover::after { width: 100%; }

        /* Hero */
        .hero {
            padding: 10rem 5% 6rem;
            position: relative;
            z-index: 10;
            text-align: center;
        }

        .hero h1 {
            font-family: 'Orbitron', sans-serif;
            font-size: 5rem;
            font-weight: 900;
            line-height: 1.1;
            margin-bottom: 1.5rem;
            background: linear-gradient(135deg, var(--primary-orange), var(--accent-gold));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            animation: title-reveal 1s ease-out 0.3s backwards;
        }

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

        .hero p {
            font-size: 1.3rem;
            color: var(--steel-gray);
            max-width: 800px;
            margin: 0 auto;
            animation: fade-in 1s ease-out 0.5s backwards;
        }

        @keyframes fade-in {
            from { opacity: 0; }
            to { opacity: 1; }
        }

        /* Section Shared */
        .section-title {
            font-family: 'Orbitron', sans-serif;
            font-size: 3.5rem;
            font-weight: 900;
            text-align: center;
            margin-bottom: 1rem;
            background: linear-gradient(135deg, var(--primary-orange), var(--accent-gold));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .section-subtitle {
            text-align: center;
            font-size: 1.3rem;
            color: var(--steel-gray);
            margin-bottom: 5rem;
        }

        /* ─────────────────────────── */
        /* DISCIPLINES                 */
        /* ─────────────────────────── */
        .disciplines {
            padding: 6rem 5%;
            background: linear-gradient(180deg, var(--bg-black), var(--dark-gray));
            position: relative;
            z-index: 10;
        }

        .disciplines-grid {
            max-width: 1400px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 2rem;
        }

        .discipline-card {
            background: linear-gradient(135deg, rgba(26, 26, 26, 0.9), rgba(0, 0, 0, 0.95));
            border: 1px solid rgba(255, 136, 0, 0.2);
            padding: 3rem 2.5rem;
            transition: all 0.4s ease;
            position: relative;
            overflow: hidden;
        }

        .discipline-card::after {
            content: '';
            position: absolute;
            bottom: 0; left: 0;
            width: 0; height: 3px;
            background: linear-gradient(90deg, var(--primary-orange), var(--accent-gold));
            transition: width 0.4s ease;
        }

        .discipline-card:hover::after { width: 100%; }
        .discipline-card:hover {
            border-color: var(--primary-orange);
            transform: translateY(-8px);
            box-shadow: 0 10px 40px var(--glow-orange);
        }

        .discipline-icon {
            font-size: 3rem;
            margin-bottom: 1.5rem;
            display: block;
        }

        .discipline-card h3 {
            font-family: 'Orbitron', sans-serif;
            font-size: 1.6rem;
            color: var(--primary-orange);
            margin-bottom: 1rem;
        }

        .discipline-card p {
            font-size: 1.05rem;
            color: var(--text-light);
            line-height: 1.7;
            margin-bottom: 1.5rem;
        }

        .discipline-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 0.6rem;
        }

        .tag-badge {
            display: inline-block;
            padding: 0.3rem 0.8rem;
            background: rgba(255, 136, 0, 0.1);
            border: 1px solid rgba(255, 136, 0, 0.3);
            color: var(--primary-orange);
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.5px;
            text-transform: uppercase;
            border-radius: 2px;
            min-width: 80px;
            text-align: center;
        }

        /* ─────────────────────────── */
        /* PROCESS                     */
        /* ─────────────────────────── */
        .process-section {
            padding: 8rem 5%;
            position: relative;
            z-index: 10;
        }

        .process-timeline {
            max-width: 1000px;
            margin: 0 auto;
            position: relative;
        }

        .process-timeline::before {
            content: '';
            position: absolute;
            left: 50%;
            top: 0; bottom: 0;
            width: 1px;
            background: linear-gradient(180deg, transparent, rgba(255, 136, 0, 0.4), rgba(255, 136, 0, 0.4), transparent);
            transform: translateX(-50%);
        }

        .process-step {
            display: grid;
            grid-template-columns: 1fr auto 1fr;
            gap: 3rem;
            align-items: center;
            margin-bottom: 4rem;
            animation: fade-in 0.8s ease-out backwards;
        }

        .process-step:nth-child(1) { animation-delay: 0.1s; }
        .process-step:nth-child(2) { animation-delay: 0.2s; }
        .process-step:nth-child(3) { animation-delay: 0.3s; }
        .process-step:nth-child(4) { animation-delay: 0.4s; }
        .process-step:nth-child(5) { animation-delay: 0.5s; }
        .process-step:nth-child(6) { animation-delay: 0.6s; }

        .process-step:nth-child(odd) .step-card { grid-column: 1; }
        .process-step:nth-child(odd) .step-empty { grid-column: 3; }
        .process-step:nth-child(even) .step-card { grid-column: 3; order: 3; }
        .process-step:nth-child(even) .step-node { order: 2; }
        .process-step:nth-child(even) .step-empty { grid-column: 1; order: 1; }

        .step-node {
            width: 64px;
            height: 64px;
            background: var(--bg-black);
            border: 2px solid var(--primary-orange);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-family: 'Orbitron', sans-serif;
            font-size: 1.2rem;
            font-weight: 900;
            color: var(--primary-orange);
            flex-shrink: 0;
            position: relative;
            z-index: 2;
            box-shadow: 0 0 20px var(--glow-orange);
        }

        .step-card {
            background: linear-gradient(135deg, rgba(26, 26, 26, 0.9), rgba(0, 0, 0, 0.95));
            border: 1px solid rgba(255, 136, 0, 0.2);
            padding: 2rem 2.5rem;
            transition: all 0.3s ease;
        }

        .step-card:hover {
            border-color: var(--primary-orange);
            box-shadow: 0 5px 30px var(--glow-orange);
        }

        .step-card h3 {
            font-family: 'Orbitron', sans-serif;
            font-size: 1.4rem;
            color: var(--primary-orange);
            margin-bottom: 0.8rem;
        }

        .step-card p {
            font-size: 1rem;
            color: var(--text-light);
            line-height: 1.7;
            margin-bottom: 1rem;
        }

        .step-deliverables {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
        }

        .deliverable {
            font-size: 0.8rem;
            color: var(--steel-gray);
            padding: 0.2rem 0.6rem;
            border: 1px solid rgba(192, 192, 192, 0.2);
        }

        .step-empty {
            /* spacer */
        }

        /* ─────────────────────────── */
        /* STANDARDS TABLE             */
        /* ─────────────────────────── */
        .standards-section {
            padding: 8rem 5%;
            background: linear-gradient(180deg, var(--bg-black), var(--dark-gray));
            position: relative;
            z-index: 10;
        }

        .standards-table-container {
            max-width: 1400px;
            margin: 0 auto;
            overflow-x: auto;
        }

        .standards-table {
            width: 100%;
            border-collapse: collapse;
        }

        .standards-table thead {
            border-bottom: 2px solid rgba(255, 136, 0, 0.2);
        }

        .standards-table th {
            padding: 1.5rem 2rem;
            text-align: left;
            font-family: 'Orbitron', sans-serif;
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--steel-gray);
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        .standards-table tbody tr {
            border-bottom: 1px solid rgba(255, 136, 0, 0.1);
            transition: background 0.3s ease;
        }

        .standards-table tbody tr:hover {
            background: rgba(255, 136, 0, 0.05);
        }

        .standards-table td {
            padding: 1.5rem 2rem;
            font-size: 1rem;
        }

        .standard-name {
            display: inline-block;
            padding: 0.3rem 0.8rem;
            background: rgba(255, 136, 0, 0.1);
            border: 1px solid rgba(255, 136, 0, 0.3);
            color: var(--primary-orange);
            font-size: 0.85rem;
            font-weight: 600;
            letter-spacing: 0.5px;
            text-transform: uppercase;
            border-radius: 2px;
            min-width: 160px;
            text-align: center;
        }

        .standard-area {
            color: var(--steel-gray);
            font-size: 0.95rem;
        }

        .standard-detail {
            color: var(--steel-gray);
            font-size: 0.95rem;
        }

        /* ─────────────────────────── */
        /* CASE STUDIES                */
        /* ─────────────────────────── */
        .case-studies {
            padding: 8rem 5%;
            position: relative;
            z-index: 10;
        }

        .case-grid {
            max-width: 1400px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 3rem;
        }

        .case-card {
            background: linear-gradient(135deg, rgba(26, 26, 26, 0.9), rgba(0, 0, 0, 0.95));
            border: 1px solid rgba(255, 136, 0, 0.2);
            overflow: hidden;
            transition: all 0.4s ease;
        }

        .case-card:hover {
            border-color: var(--primary-orange);
            transform: translateY(-8px);
            box-shadow: 0 10px 40px var(--glow-orange);
        }

        .case-header {
            padding: 2rem 2.5rem;
            border-bottom: 1px solid rgba(255, 136, 0, 0.15);
            display: flex;
            justify-content: space-between;
            align-items: flex-start;
            gap: 1rem;
        }

        .case-industry {
            display: inline-block;
            padding: 0.3rem 0.8rem;
            background: rgba(255, 136, 0, 0.1);
            border: 1px solid rgba(255, 136, 0, 0.3);
            color: var(--primary-orange);
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.5px;
            text-transform: uppercase;
            border-radius: 2px;
        }

        .case-icon { font-size: 2rem; }

        .case-body { padding: 2rem 2.5rem; }

        .case-body h3 {
            font-family: 'Orbitron', sans-serif;
            font-size: 1.3rem;
            color: var(--text-light);
            margin-bottom: 1rem;
            line-height: 1.4;
        }

        .case-body p {
            font-size: 1rem;
            color: var(--steel-gray);
            line-height: 1.7;
            margin-bottom: 1.5rem;
        }

        .case-metrics {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 1rem;
            padding-top: 1.5rem;
            border-top: 1px solid rgba(255, 136, 0, 0.1);
        }

        .metric {
            text-align: center;
        }

        .metric-value {
            font-family: 'Orbitron', sans-serif;
            font-size: 1.8rem;
            font-weight: 900;
            color: var(--primary-orange);
        }

        .metric-label {
            font-size: 0.8rem;
            color: var(--steel-gray);
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        /* CTA */
        .cta-section {
            padding: 8rem 5%;
            background: linear-gradient(135deg, rgba(255, 136, 0, 0.1), rgba(0, 0, 0, 0.9));
            text-align: center;
            position: relative;
            z-index: 10;
        }

        .cta-section h2 {
            font-family: 'Orbitron', sans-serif;
            font-size: 3.5rem;
            font-weight: 900;
            margin-bottom: 2rem;
            background: linear-gradient(135deg, var(--primary-orange), var(--accent-gold));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .cta-section p {
            font-size: 1.4rem;
            color: var(--text-light);
            margin-bottom: 3rem;
            font-weight: 300;
            max-width: 800px;
            margin-left: auto;
            margin-right: auto;
        }

        .btn {
            padding: 1.2rem 3rem;
            font-size: 1.1rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 2px;
            border: none;
            cursor: pointer;
            position: relative;
            overflow: hidden;
            transition: all 0.3s ease;
            font-family: 'Rajdhani', sans-serif;
            text-decoration: none;
            display: inline-block;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--primary-orange), var(--secondary-orange));
            color: white;
            box-shadow: 0 0 30px var(--glow-orange);
        }

        .btn-primary::before {
            content: '';
            position: absolute;
            top: 0; left: -100%;
            width: 100%; height: 100%;
            background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
            transition: left 0.5s ease;
        }

        .btn-primary:hover::before { left: 100%; }
        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 5px 40px var(--glow-orange);
        }

        /* Footer */
        footer {
            background: var(--dark-gray);
            padding: 4rem 5% 2rem;
            border-top: 1px solid rgba(255, 136, 0, 0.2);
            position: relative;
            z-index: 10;
        }

        .footer-content {
            max-width: 1400px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 3rem;
            margin-bottom: 3rem;
        }

        .footer-brand h3 {
            font-family: 'Orbitron', sans-serif;
            font-size: 1.8rem;
            color: var(--primary-orange);
            margin-bottom: 1rem;
            font-weight: 900;
        }

        .footer-brand p { color: var(--steel-gray); line-height: 1.8; font-weight: 300; }
        .footer-links h4 { font-family: 'Orbitron', sans-serif; color: var(--primary-orange); margin-bottom: 1.5rem; font-size: 1.2rem; }
        .footer-links ul { list-style: none; }
        .footer-links ul li { margin-bottom: 0.8rem; }
        .footer-links ul li a { color: var(--text-light); text-decoration: none; transition: color 0.3s ease; font-weight: 300; }
        .footer-links ul li a:hover { color: var(--primary-orange); }

        .footer-bottom {
            text-align: center;
            padding-top: 2rem;
            border-top: 1px solid rgba(255, 136, 0, 0.1);
            color: var(--steel-gray);
            font-weight: 300;
        }

        .version-badge {
            position: fixed;
            bottom: 20px; right: 20px;
            background: rgba(255, 136, 0, 0.1);
            border: 1px solid var(--primary-orange);
            padding: 0.5rem 1rem;
            border-radius: 4px;
            font-family: 'Orbitron', sans-serif;
            font-size: 0.8rem;
            color: var(--primary-orange);
            z-index: 1001;
            letter-spacing: 1px;
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .hero h1 { font-size: 3.5rem; }
            .disciplines-grid { grid-template-columns: 1fr 1fr; }
            .case-grid { grid-template-columns: 1fr 1fr; }
            .process-timeline::before { display: none; }
            .process-step { grid-template-columns: 1fr; gap: 1rem; }
            .process-step:nth-child(even) .step-card { order: unset; }
            .step-empty { display: none; }
            .step-node { justify-self: start; }
            .footer-content { grid-template-columns: 1fr 1fr; }
        }

        @media (max-width: 768px) {
            .nav-links { display: none; }
            .hero h1 { font-size: 2.5rem; }
            .disciplines-grid { grid-template-columns: 1fr; }
            .case-grid { grid-template-columns: 1fr; }
            .footer-content { grid-template-columns: 1fr; }
        }