:root {
            --bg-base:      #07080d;
            --bg-surface:   #0d0f18;
            --bg-card:      #111422;
            --bg-card-alt:  #161929;
            --border:       rgba(255,255,255,0.07);
            --border-glow:  rgba(82,130,255,0.25);

            --blue:         #4a7fff;
            --blue-mid:     #6b5cf0;
            --magenta:      #c0386e;
            --purple:       #7b3fa0;
            --purple-light: #9b59c0;

            --grad-main:    linear-gradient(135deg, #4a7fff 0%, #7b3fa0 50%, #c0386e 100%);
            --grad-subtle:  linear-gradient(135deg, rgba(74,127,255,0.15) 0%, rgba(123,63,160,0.15) 100%);
            --grad-text:    linear-gradient(110deg, #6fa0ff, #9b59c0, #d44080);

            --text-primary: #e8eaf0;
            --text-secondary: #8a8fa8;
            --text-muted:   #4a4f68;

            --radius-lg:    24px;
            --radius-xl:    36px;
            --radius-pill:  999px;
        }

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

        html { scroll-behavior: smooth; }

        body {
            font-family: 'DM Sans', sans-serif;
            background-color: var(--bg-base);
            color: var(--text-primary);
            font-size: 17px;
            line-height: 1.65;
            overflow-x: hidden;
        }

        /* Scrollbar */
        ::-webkit-scrollbar { width: 6px; }
        ::-webkit-scrollbar-track { background: var(--bg-base); }
        ::-webkit-scrollbar-thumb { background: var(--blue-mid); border-radius: 10px; }

        .container { max-width: 1280px; margin: 0 auto; padding: 0 40px; }

        /* ── GRID BG TEXTURE ── */
        body::before {
            content: '';
            position: fixed;
            inset: 0;
            background-image:
                linear-gradient(rgba(74,127,255,0.03) 1px, transparent 1px),
                linear-gradient(90deg, rgba(74,127,255,0.03) 1px, transparent 1px);
            background-size: 60px 60px;
            pointer-events: none;
            z-index: 0;
        }

        /* ── NAVBAR ── */
        .navbar {
            position: sticky;
            top: 0;
            z-index: 1000;
            padding: 0;
            background: rgba(7, 8, 13, 0.85);
            backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border);
        }

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

        .logo-area {
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .logo-wrapper {
            width: 44px;
            height: 44px;
            border-radius: 12px;
            overflow: hidden;
            background: #0d0f18;
            border: 1px solid var(--border-glow);
            display: flex; align-items: center; justify-content: center;
        }

        .logo-img { width: 100%; height: 100%; object-fit: cover; border-radius: 11px; }

        .logo-text .brand-name {
            display: block;
            font-family: 'Space Mono', monospace;
            font-size: 1.25rem;
            font-weight: 700;
            background: var(--grad-text);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            letter-spacing: 1px;
        }

        .logo-text .brand-tag {
            font-size: 0.68rem;
            color: var(--text-muted);
            letter-spacing: 2px;
            text-transform: uppercase;
        }

        .nav-menu {
            display: flex;
            gap: 2.5rem;
            list-style: none;
        }

        .nav-menu a {
            text-decoration: none;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
            letter-spacing: 0.5px;
            transition: color 0.2s;
            position: relative;
        }

        .nav-menu a::after {
            content: '';
            position: absolute;
            bottom: -4px; left: 0;
            width: 0; height: 1px;
            background: var(--grad-main);
            transition: width 0.3s;
        }

        .nav-menu a:hover, .nav-menu a.active {
            color: var(--text-primary);
        }

        .nav-menu a:hover::after, .nav-menu a.active::after { width: 100%; }

        .menu-icon { display: none; font-size: 1.5rem; color: var(--text-secondary); cursor: pointer; }

        /* ── HERO ── */
        .hero {
            position: relative;
            padding: 120px 0 100px;
            overflow: hidden;
        }

        .hero-glow {
            position: absolute;
            top: -200px; left: 50%;
            transform: translateX(-50%);
            width: 900px; height: 600px;
            background: radial-gradient(ellipse at center, rgba(74,127,255,0.08) 0%, rgba(123,63,160,0.06) 40%, transparent 70%);
            pointer-events: none;
        }

        .hero-container {
            display: flex;
            align-items: center;
            gap: 80px;
            flex-wrap: wrap;
            position: relative;
        }

        .hero-content { flex: 1.3; min-width: 300px; }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(74,127,255,0.08);
            border: 1px solid rgba(74,127,255,0.2);
            color: #7aa8ff;
            padding: 7px 18px;
            border-radius: var(--radius-pill);
            font-size: 0.78rem;
            font-weight: 500;
            letter-spacing: 0.5px;
            margin-bottom: 32px;
        }

        .hero-badge::before {
            content: '';
            width: 6px; height: 6px;
            border-radius: 50%;
            background: #4a7fff;
            box-shadow: 0 0 6px #4a7fff;
        }

        .hero-content h1 {
            font-family: 'DM Sans', sans-serif;
            font-size: 3.8rem;
            font-weight: 700;
            line-height: 1.15;
            margin-bottom: 24px;
            color: var(--text-primary);
            letter-spacing: -0.5px;
        }

        .gradient-text {
            background: var(--grad-text);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }

        .hero-content p {
            font-size: 1.1rem;
            color: var(--text-secondary);
            max-width: 520px;
            margin-bottom: 40px;
        }

        .hero-stats-mini {
            display: flex;
            gap: 24px;
            flex-wrap: wrap;
            margin-bottom: 44px;
        }

        .hero-stat {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.88rem;
            color: var(--text-secondary);
        }

        .hero-stat i { color: var(--blue); font-size: 0.75rem; }

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

        .btn {
            padding: 13px 28px;
            border-radius: var(--radius-pill);
            font-weight: 600;
            text-decoration: none;
            transition: all 0.2s;
            font-size: 0.9rem;
            display: inline-flex;
            align-items: center;
            gap: 10px;
            cursor: pointer;
            font-family: inherit;
        }

        .btn-primary {
            background: var(--grad-main);
            color: white;
            border: none;
            box-shadow: 0 4px 20px rgba(74,127,255,0.2);
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 30px rgba(123,63,160,0.35);
        }

        .btn-outline {
            border: 1px solid var(--border-glow);
            color: var(--text-primary);
            background: transparent;
        }

        .btn-outline:hover {
            border-color: rgba(155,89,192,0.4);
            background: rgba(74,127,255,0.05);
        }

        /* Hero visual */
        .hero-visual { flex: 0.7; min-width: 280px; }

        .hex-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 12px;
        }

        .hex-cell {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 28px 20px;
            text-align: center;
            transition: all 0.3s;
        }

        .hex-cell:hover {
            border-color: var(--border-glow);
            background: var(--bg-card-alt);
            transform: translateY(-4px);
        }

        .hex-cell i { font-size: 1.8rem; margin-bottom: 10px; display: block; }
        .hex-cell span { font-size: 0.72rem; color: var(--text-muted); letter-spacing: 0.5px; }

        .hex-cell:nth-child(1) i { color: var(--blue); }
        .hex-cell:nth-child(2) i { color: var(--blue-mid); }
        .hex-cell:nth-child(3) i { color: var(--purple-light); }
        .hex-cell:nth-child(4) i { color: var(--purple); }
        .hex-cell:nth-child(5) i { color: var(--magenta); }
        .hex-cell:nth-child(6) i { color: var(--blue); }

        .hex-cell.span2 { grid-column: span 2; display: flex; align-items: center; gap: 16px; padding: 22px 28px; }
        .hex-cell.span2 i { font-size: 2.2rem; margin-bottom: 0; }
        .hex-cell.span2 .cell-info { text-align: left; }
        .hex-cell.span2 .cell-info strong { display: block; font-size: 0.95rem; margin-bottom: 2px; }
        .hex-cell.span2 .cell-info span { font-size: 0.72rem; }

        /* ── SECTIONS COMMONS ── */
        .section-tag {
            display: inline-block;
            font-family: 'Space Mono', monospace;
            font-size: 0.7rem;
            letter-spacing: 3px;
            text-transform: uppercase;
            color: var(--blue);
            margin-bottom: 20px;
            padding: 5px 14px;
            border: 1px solid rgba(74,127,255,0.2);
            border-radius: var(--radius-pill);
            background: rgba(74,127,255,0.05);
        }

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

        .section-header h2 {
            font-size: 2.6rem;
            font-weight: 700;
            margin-bottom: 18px;
            letter-spacing: -0.3px;
        }

        .section-header p { color: var(--text-secondary); max-width: 560px; margin: 0 auto; }

        .accent { background: var(--grad-text); -webkit-background-clip: text; background-clip: text; color: transparent; }

        /* ── ABOUT ── */
        .about { padding: 100px 0; background: var(--bg-surface); position: relative; }

        .about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-bottom: 32px; }

        .about-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-xl);
            padding: 44px 36px;
            transition: all 0.3s;
            position: relative;
            overflow: hidden;
        }

        .about-card::before {
            content: '';
            position: absolute;
            top: 0; left: 0; right: 0;
            height: 1px;
            background: var(--grad-main);
            opacity: 0;
            transition: opacity 0.3s;
        }

        .about-card:hover { border-color: var(--border-glow); transform: translateY(-4px); }
        .about-card:hover::before { opacity: 1; }

        .card-icon {
            width: 52px; height: 52px;
            border-radius: 14px;
            background: rgba(74,127,255,0.1);
            border: 1px solid rgba(74,127,255,0.15);
            display: flex; align-items: center; justify-content: center;
            font-size: 1.4rem;
            color: var(--blue);
            margin-bottom: 28px;
        }

        .about-card h3 { font-size: 1.5rem; margin-bottom: 16px; font-weight: 600; }

        .about-card p { color: var(--text-secondary); line-height: 1.7; }

        .card-footer-meta {
            margin-top: 28px;
            font-size: 0.78rem;
            color: var(--text-muted);
            border-top: 1px solid var(--border);
            padding-top: 20px;
            font-family: 'Space Mono', monospace;
            letter-spacing: 0.5px;
        }

        .values-row {
            display: flex;
            justify-content: space-around;
            flex-wrap: wrap;
            gap: 16px;
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-xl);
            padding: 28px 36px;
            margin: 32px 0;
        }

        .value-item {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--text-secondary);
        }

        .value-item i { color: var(--purple-light); font-size: 1rem; }

        .stats-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 2px;
            background: var(--border);
            border-radius: var(--radius-xl);
            overflow: hidden;
            border: 1px solid var(--border);
        }

        .stat-item {
            text-align: center;
            background: var(--bg-card);
            padding: 40px 24px;
        }

        .stat-number {
            font-family: 'Space Mono', monospace;
            font-size: 2.4rem;
            font-weight: 700;
            display: block;
            margin-bottom: 8px;
            background: var(--grad-text);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }

        .stat-item span:last-child { font-size: 0.82rem; color: var(--text-muted); }

        /* ── SERVICES ── */
        .services { padding: 100px 0; background: var(--bg-base); }

        .services-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 20px;
        }

        .service-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-xl);
            padding: 40px 32px;
            transition: all 0.3s;
            position: relative;
            overflow: hidden;
        }

        .service-card::after {
            content: '';
            position: absolute;
            bottom: 0; left: 0; right: 0;
            height: 2px;
            background: var(--grad-main);
            transform: scaleX(0);
            transition: transform 0.3s;
        }

        .service-card:hover { border-color: var(--border-glow); transform: translateY(-6px); box-shadow: 0 20px 40px rgba(0,0,0,0.3); }
        .service-card:hover::after { transform: scaleX(1); }

        .service-icon {
            font-size: 2rem;
            margin-bottom: 28px;
            display: block;
        }

        .service-card:nth-child(1) .service-icon { color: var(--blue); }
        .service-card:nth-child(2) .service-icon { color: var(--blue-mid); }
        .service-card:nth-child(3) .service-icon { color: var(--purple-light); }
        .service-card:nth-child(4) .service-icon { color: var(--magenta); }

        .service-card h3 { font-size: 1.35rem; margin-bottom: 16px; font-weight: 600; }
        .service-card p { color: var(--text-secondary); font-size: 0.92rem; line-height: 1.7; }

        .service-tags {
            margin-top: 28px;
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .service-tags span {
            background: rgba(255,255,255,0.04);
            border: 1px solid var(--border);
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            font-size: 0.72rem;
            font-weight: 500;
            color: var(--text-muted);
            font-family: 'Space Mono', monospace;
            letter-spacing: 0.3px;
        }

        /* ── ARCHITECTURE ── */
        .architecture { padding: 100px 0; background: var(--bg-surface); }

        .arch-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
            margin-bottom: 24px;
        }

        .arch-card {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            transition: all 0.25s;
            border-left: 2px solid transparent;
        }

        .arch-card:nth-child(1) { border-left-color: var(--blue); }
        .arch-card:nth-child(2) { border-left-color: var(--blue-mid); }
        .arch-card:nth-child(3) { border-left-color: var(--purple-light); }
        .arch-card:nth-child(4) { border-left-color: var(--purple); }
        .arch-card:nth-child(5) { border-left-color: var(--magenta); }
        .arch-card:nth-child(6) { border-left-color: var(--blue); }

        .arch-card:hover { background: var(--bg-card-alt); transform: translateX(4px); }

        .arch-card i { font-size: 1.6rem; margin-bottom: 16px; display: block; color: var(--text-secondary); }
        .arch-card h4 { font-size: 1rem; font-weight: 600; margin-bottom: 10px; }
        .arch-card p { font-size: 0.85rem; color: var(--text-muted); line-height: 1.6; }

        .arch-note {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 18px 28px;
            text-align: center;
            font-size: 0.85rem;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
        }

        .arch-note i { color: var(--blue); }

        /* ── CONTACT ── */
        .contact { padding: 100px 0; background: var(--bg-base); }

        .contact-wrapper {
            display: flex;
            flex-wrap: wrap;
            gap: 60px;
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: 48px;
            padding: 60px 52px;
        }

        .contact-info { flex: 1; min-width: 280px; }

        .contact-info h2 { font-size: 2rem; margin: 16px 0; line-height: 1.3; }

        .contact-info > p { color: var(--text-secondary); margin-bottom: 36px; font-size: 0.92rem; }

        .contact-details { list-style: none; margin-bottom: 36px; }

        .contact-details li {
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 14px 0;
            border-bottom: 1px solid var(--border);
            font-size: 0.92rem;
            color: var(--text-secondary);
        }

        .contact-details li:last-child { border-bottom: none; }

        .contact-details li i {
            width: 36px; height: 36px;
            border-radius: 10px;
            background: rgba(74,127,255,0.08);
            border: 1px solid rgba(74,127,255,0.12);
            display: flex; align-items: center; justify-content: center;
            color: var(--blue);
            font-size: 0.85rem;
            flex-shrink: 0;
        }

        .social-links { display: flex; gap: 12px; }

        .social-links a {
            width: 42px; height: 42px;
            background: var(--bg-card-alt);
            border: 1px solid var(--border);
            border-radius: 12px;
            display: flex; align-items: center; justify-content: center;
            color: var(--text-muted);
            font-size: 1rem;
            transition: all 0.2s;
            text-decoration: none;
        }

        .social-links a:hover {
            background: rgba(74,127,255,0.1);
            border-color: rgba(74,127,255,0.3);
            color: var(--blue);
        }

        .contact-form { flex: 1; min-width: 280px; }

        .contact-form input,
        .contact-form textarea {
            width: 100%;
            padding: 14px 20px;
            background: var(--bg-surface);
            border: 1px solid var(--border);
            border-radius: 14px;
            font-family: inherit;
            margin-bottom: 14px;
            color: var(--text-primary);
            font-size: 0.92rem;
            transition: border-color 0.2s;
        }

        .contact-form input::placeholder,
        .contact-form textarea::placeholder { color: var(--text-muted); }

        .contact-form input:focus,
        .contact-form textarea:focus {
            border-color: rgba(74,127,255,0.4);
            outline: none;
            background: var(--bg-card-alt);
        }

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

        .form-message { margin-top: 14px; text-align: center; font-size: 0.88rem; }

        /* ── FOOTER ── */
        .footer {
            background: var(--bg-surface);
            padding: 60px 0 36px;
            border-top: 1px solid var(--border);
        }

        .footer-grid {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 32px;
            text-align: center;
        }

        .footer-brand { display: flex; flex-direction: column; align-items: center; gap: 10px; }

        .footer-logo-img {
            width: 44px; height: 44px;
            border-radius: 12px;
            background: #0d0f18;
            padding: 4px;
            border: 1px solid var(--border-glow);
        }

        .footer-brand-name {
            font-family: 'Space Mono', monospace;
            font-size: 1.3rem;
            font-weight: 700;
            background: var(--grad-text);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }

        .footer-tag { font-size: 0.7rem; color: var(--text-muted); letter-spacing: 2px; }

        .footer-brand p { font-size: 0.82rem; color: var(--text-muted); max-width: 340px; }

        .footer-nav { display: flex; gap: 36px; flex-wrap: wrap; justify-content: center; }

        .footer-nav a {
            color: var(--text-muted);
            text-decoration: none;
            font-size: 0.88rem;
            transition: color 0.2s;
        }

        .footer-nav a:hover { color: var(--text-secondary); }

        .footer-divider {
            width: 100%;
            height: 1px;
            background: var(--border);
        }

        .footer-legal p { color: var(--text-muted); font-size: 0.8rem; }

        /* ── RESPONSIVE ── */
        @media (max-width: 960px) {
            .nav-menu {
                position: fixed;
                left: -100%;
                top: 72px;
                flex-direction: column;
                background: var(--bg-surface);
                width: 100%;
                text-align: center;
                padding: 2rem;
                gap: 1.5rem;
                border-bottom: 1px solid var(--border);
                transition: left 0.3s;
            }
            .nav-menu.active { left: 0; }
            .menu-icon { display: block; }
            .hero-content h1 { font-size: 2.6rem; }
            .section-header h2 { font-size: 2rem; }
            .about-grid { grid-template-columns: 1fr; }
            .arch-grid { grid-template-columns: 1fr 1fr; }
            .stats-row { grid-template-columns: 1fr 1fr; }
            .container { padding: 0 24px; }
        }

        @media (max-width: 640px) {
            .hero-content h1 { font-size: 2rem; }
            .arch-grid { grid-template-columns: 1fr; }
            .stats-row { grid-template-columns: 1fr 1fr; }
            .contact-wrapper { padding: 36px 28px; }
            .hex-grid { grid-template-columns: 1fr 1fr; }
        }