/* --- CSS VARIABLES & RESET --- */
        :root {
            --bg-color: #0a0a0a;
            --surface-color: #141414;
            --text-color: #e0e0e0;
            --text-muted: #a0a0a0;
            --accent-color: #00f2ff; /* Cyber blue */
            --accent-hover: #00c8d4;
            --gradient: linear-gradient(135deg, #00f2ff 0%, #0078ff 100%);
            --spacing-lg: 120px;
            --spacing-md: 80px;
            --radius: 12px;
            --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
        }

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

        html {
            scroll-behavior: smooth;
        }

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

        h1, h2, h3, h4 {
            font-family: 'Space Grotesk', sans-serif;
            color: #fff;
        }

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

        ul {
            list-style: none;
        }

        /* --- HEADER & NAV --- */
        header {
            position: fixed;
            top: 0;
            width: 100%;
            padding: 20px 5%;
            display: flex;
            justify-content: space-between;
            align-items: center;
            background: rgba(10, 10, 10, 0.85);
            backdrop-filter: blur(10px);
            z-index: 1000;
            border-bottom: 1px solid rgba(255,255,255,0.05);
        }

        .logo {
            font-size: 24px;
            font-weight: 700;
            letter-spacing: -1px;
            text-transform: uppercase;
        }

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

        nav ul {
            display: flex;
            gap: 40px;
        }

        nav a {
            font-size: 14px;
            text-transform: uppercase;
            letter-spacing: 1px;
            font-weight: 500;
            opacity: 0.8;
        }

        nav a:hover {
            opacity: 1;
            color: var(--accent-color);
        }

        .btn-cta {
            padding: 12px 28px;
            background: var(--gradient);
            color: #000;
            font-weight: 700;
            border-radius: 50px;
            font-size: 14px;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }

        .btn-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 20px rgba(0, 242, 255, 0.2);
        }

        /* --- HERO SECTION --- */
        .hero {
            height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
            padding: 0 5%;
            text-align: center;
            overflow: hidden;
        }

        .hero-bg {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: 0.4;
            z-index: -1;
        }

        .hero-content {
            max-width: 900px;
            z-index: 1;
        }

        .hero h1 {
            font-size: clamp(40px, 6vw, 80px);
            line-height: 1.1;
            margin-bottom: 24px;
            background: linear-gradient(to right, #ffffff, #888888);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .hero p {
            font-size: clamp(16px, 2vw, 20px);
            color: var(--text-muted);
            margin-bottom: 40px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

        /* --- SECTIONS GENERAL --- */
        section {
            padding: var(--spacing-lg) 5%;
        }

        .section-header {
            margin-bottom: 60px;
        }

        .section-header span {
            color: var(--accent-color);
            text-transform: uppercase;
            letter-spacing: 2px;
            font-size: 12px;
            font-weight: 700;
        }

        .section-header h2 {
            font-size: 42px;
            margin-top: 10px;
        }

        /* --- SERVICES --- */
        .services-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }

        .service-card {
            background: var(--surface-color);
            padding: 40px;
            border-radius: var(--radius);
            border: 1px solid rgba(255,255,255,0.05);
            transition: var(--transition);
        }

        .service-card:hover {
            border-color: var(--accent-color);
            transform: translateY(-5px);
        }

        .service-card i {
            font-size: 32px;
            color: var(--accent-color);
            margin-bottom: 24px;
        }

        .service-card h3 {
            font-size: 22px;
            margin-bottom: 16px;
        }

        .service-card p {
            color: var(--text-muted);
            font-size: 15px;
        }

        /* --- PORTFOLIO --- */
        .portfolio-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(400px, 1fr));
            gap: 20px;
        }

        .portfolio-item {
            position: relative;
            height: 350px;
            border-radius: var(--radius);
            overflow: hidden;
            cursor: pointer;
        }

        .portfolio-item img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.6s ease;
        }

        .portfolio-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            padding: 30px;
            background: linear-gradient(to top, #000 0%, transparent 100%);
            opacity: 0;
            transform: translateY(20px);
            transition: var(--transition);
        }

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

        .portfolio-item:hover .portfolio-overlay {
            opacity: 1;
            transform: translateY(0);
        }

        .tag {
            font-size: 12px;
            text-transform: uppercase;
            color: var(--accent-color);
            margin-bottom: 8px;
            display: block;
        }

        /* --- ABOUT / STATS --- */
        .stats-container {
            display: flex;
            justify-content: space-around;
            flex-wrap: wrap;
            gap: 40px;
            margin-top: 60px;
            padding: 60px 0;
            border-top: 1px solid rgba(255,255,255,0.1);
            border-bottom: 1px solid rgba(255,255,255,0.1);
        }

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

        .stat-number {
            display: block;
            font-size: 48px;
            font-weight: 700;
            color: #fff;
            font-family: 'Space Grotesk', sans-serif;
        }

        .stat-label {
            color: var(--text-muted);
            font-size: 14px;
            text-transform: uppercase;
            letter-spacing: 1px;
        }

        /* --- CONTACT --- */
        #contact {
            background: var(--surface-color);
            text-align: center;
        }

        .contact-form {
            max-width: 600px;
            margin: 0 auto;
            text-align: left;
        }

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

        input, textarea {
            width: 100%;
            padding: 16px;
            background: #0a0a0a;
            border: 1px solid #333;
            border-radius: 8px;
            color: #fff;
            font-family: inherit;
        }

        input:focus, textarea:focus {
            outline: none;
            border-color: var(--accent-color);
        }

        textarea {
            height: 150px;
            resize: none;
        }

        button.submit-btn {
            width: 100%;
            padding: 16px;
            background: #fff;
            color: #000;
            border: none;
            border-radius: 8px;
            font-weight: 700;
            cursor: pointer;
            transition: var(--transition);
        }

        button.submit-btn:hover {
            background: var(--accent-color);
        }

        /* --- FOOTER --- */
        footer {
            padding: 40px 5%;
            border-top: 1px solid rgba(255,255,255,0.05);
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 14px;
            color: #666;
        }

        .socials a {
            margin-left: 20px;
            color: #fff;
            font-size: 18px;
        }

        /* --- MOBILE --- */
        @media (max-width: 768px) {
            .hero h1 { font-size: 42px; }
            nav { display: none; } /* Simplified mobile handling */
            .portfolio-grid { grid-template-columns: 1fr; }
            footer { flex-direction: column; gap: 20px; text-align: center; }
            .socials a { margin: 0 10px; }
        }