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

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
/* Tema abu-abu gelap ke biru tua */
/* Tema hitam ke hijau tua */
background: linear-gradient(135deg, #0d1117, #161b22);

color: #fff;
            line-height: 1.6;
            overflow-x: hidden;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 20px;
        }

        header {
            text-align: center;
            padding: 60px 20px;
            position: relative;
        }

        .profile-img {
            width: 180px;
            height: 180px;
            border-radius: 50%;
            border: 5px solid #00d4ff;
            object-fit: cover;
            margin-bottom: 20px;
            box-shadow: 0 0 30px rgba(0, 212, 255, 0.5);
            transition: transform 0.3s ease;
            background: #1a1a2e;
        }

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

        h1 {
            font-size: 2.5em;
            margin-bottom: 10px;
            background: linear-gradient(45deg, #00d4ff, #00ff88);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .subtitle {
            font-size: 1.3em;
            color: #00d4ff;
            margin-bottom: 20px;
        }

        .tagline {
            color: #aaa;
            max-width: 600px;
            margin: 0 auto 30px;
        }

        .social-links {
            display: flex;
            justify-content: center;
            gap: 20px;
            flex-wrap: wrap;
        }

        .social-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 24px;
            background: rgba(255, 255, 255, 0.1);
            border: 2px solid #00d4ff;
            border-radius: 50px;
            color: #fff;
            text-decoration: none;
            transition: all 0.3s ease;
            backdrop-filter: blur(10px);
        }

        .social-btn:hover {
            background: #00d4ff;
            transform: translateY(-3px);
            box-shadow: 0 5px 20px rgba(0, 212, 255, 0.4);
        }

        .section {
            background: rgba(255, 255, 255, 0.05);
            border-radius: 20px;
            padding: 40px;
            margin-bottom: 30px;
            backdrop-filter: blur(10px);
            border: 1px solid rgba(255, 255, 255, 0.1);
            animation: fadeIn 0.6s ease;
        }

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

        h2 {
            font-size: 2em;
            margin-bottom: 20px;
            color: #00d4ff;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .skills-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
            gap: 15px;
            margin-top: 20px;
        }

        .skill-card {
            background: rgba(0, 212, 255, 0.1);
            padding: 20px;
            border-radius: 10px;
            text-align: center;
            border: 1px solid rgba(0, 212, 255, 0.3);
            transition: all 0.3s ease;
        }

        .skill-card:hover {
            background: rgba(0, 212, 255, 0.2);
            transform: translateY(-5px);
            box-shadow: 0 5px 15px rgba(0, 212, 255, 0.3);
        }

        .skill-icon {
            font-size: 2em;
            margin-bottom: 10px;
        }

        .experience-item, .project-item {
            background: rgba(255, 255, 255, 0.05);
            padding: 25px;
            border-radius: 15px;
            margin-bottom: 20px;
            border-left: 4px solid #00d4ff;
            transition: all 0.3s ease;
        }

        .experience-item:hover, .project-item:hover {
            background: rgba(255, 255, 255, 0.08);
            transform: translateX(10px);
        }

        .experience-item h3, .project-item h3 {
            color: #00ff88;
            margin-bottom: 10px;
        }

        .date {
            color: #00d4ff;
            font-size: 0.9em;
            margin-bottom: 10px;
        }

        .contact-info {
            display: flex;
            flex-direction: column;
            gap: 15px;
        }

        .contact-item {
            display: flex;
            align-items: center;
            gap: 15px;
            padding: 15px;
            background: rgba(255, 255, 255, 0.05);
            border-radius: 10px;
            transition: all 0.3s ease;
        }

        .contact-item:hover {
            background: rgba(0, 212, 255, 0.1);
        }

        .icon {
            font-size: 1.5em;
        }

        footer {
            text-align: center;
            padding: 30px;
            color: #aaa;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
        }

        @media (max-width: 768px) {
            h1 {
                font-size: 2em;
            }

            .subtitle {
                font-size: 1.1em;
            }

            .section {
                padding: 25px;
            }

            .skills-grid {
                grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
            }
        }

        .particles {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            z-index: -1;
        }

        .particle {
            position: absolute;
            width: 2px;
            height: 2px;
            background: #00d4ff;
            border-radius: 50%;
            animation: float 15s infinite;
        }

        @keyframes float {
            0%, 100% {
                transform: translateY(0) translateX(0);
                opacity: 0;
            }
            10% {
                opacity: 1;
            }
            90% {
                opacity: 1;
            }
            100% {
                transform: translateY(-100vh) translateX(50px);
                opacity: 0;
            }
        }
    

        .project-item {
    display: block;
    padding: 1rem;
    margin: 0.75rem 0;
    border-radius: 0.5rem;
    background: #ffffff;
    box-shadow: 0 1px 4px rgba(0,0,0,0.06);
    text-decoration: none;
    color: inherit;
    transition: transform .08s ease, box-shadow .12s ease;
  }
  .project-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 6px 18px rgba(0,0,0,0.08);
  }
  .project-item h3 { margin: 0 0 0.25rem 0; }
  .project-item p { margin: 0; color: #4b5563; }