:root {
            --primary: #00ffd4;
            --secondary: #008cff;
            --bg-dark: #020617;
            --card-bg: rgba(15, 23, 42, 0.8);
            --text: #f8fafc;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }

        body {
            background-color: var(--bg-dark);
            color: var(--text);
            overflow-x: hidden;
            min-height: 100vh;
        }

        /* --- Fondo Animado de Estrellas --- */
        #canvas-stars {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: -1;
        }

        /* --- Layout --- */
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 2rem;
        }

        header {
            text-align: center;
            margin-bottom: 4rem;
            animation: fadeInDown 1s ease-out;
        }

        h1 {
            font-size: 3rem;
            letter-spacing: 4px;
            text-transform: uppercase;
            background: linear-gradient(90deg, var(--primary), var(--secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            margin-bottom: 1rem;
        }

        /* --- Sección de Imagen Principal (Tu Imagen abp3.jpg) --- */
        .hero-visual {
            position: relative;
            width: 100%;
            max-width: 800px;
            margin: 0 auto 5rem;
            border-radius: 20px;
            overflow: hidden;
            box-shadow: 0 0 50px rgba(0, 255, 212, 0.2);
            border: 1px solid rgba(0, 255, 212, 0.3);
            animation: fadeInUp 1.2s ease-out;
        }

        .hero-visual img {
            width: 100%;
            display: block;
            filter: grayscale(20%) brightness(0.8);
            transition: filter 0.5s;
        }

        .hero-visual:hover img {
            filter: grayscale(0%) brightness(1);
        }

        .hero-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            padding: 2rem;
            background: linear-gradient(transparent, rgba(0,0,0,0.9));
            display: flex;
            justify-content: space-between;
            align-items: flex-end;
        }

        /* --- Grid de Proyectos --- */
        .projects-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
        }

        .project-card {
            background: var(--card-bg);
            border-radius: 15px;
            padding: 1.5rem;
            border: 1px solid rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(10px);
            transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
            cursor: pointer;
            position: relative;
            overflow: hidden;
        }

        .project-card:hover {
            transform: translateY(-10px);
            border-color: var(--primary);
            box-shadow: 0 10px 30px rgba(0, 255, 212, 0.1);
        }

        .project-card::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle, rgba(0, 255, 212, 0.1) 0%, transparent 70%);
            opacity: 0;
            transition: opacity 0.4s;
        }

        .project-card:hover::before {
            opacity: 1;
        }

        .card-icon {
            font-size: 2.5rem;
            color: var(--primary);
            margin-bottom: 1.5rem;
        }

        .project-card h3 {
            font-size: 1.5rem;
            margin-bottom: 1rem;
            color: var(--primary);
        }

        .project-card p {
            font-size: 0.95rem;
            line-height: 1.6;
            color: #94a3b8;
        }

        .status-badge {
            display: inline-block;
            padding: 0.25rem 0.75rem;
            border-radius: 20px;
            font-size: 0.8rem;
            margin-top: 1.5rem;
            background: rgba(0, 255, 212, 0.1);
            color: var(--primary);
            border: 1px solid var(--primary);
        }

        /* --- Animaciones --- */
        @keyframes fadeInDown {
            from { opacity: 0; transform: translateY(-30px); }
            to { opacity: 1; transform: translateY(0); }
        }

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

        /* --- Responsive --- */
        @media (max-width: 768px) {
            h1 { font-size: 2rem; }
            .container { padding: 1rem; }
        }