:root {
    --bg: #f9fafb;
    --text: #111827;
    --accent: #516ead;
    --accent-hover: #3d5390;
    --card-bg: #ffffff;
  }
  
  body {
    margin: 0;
    font-family: 'Inter', sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
  }
  
  header {
    padding: 3rem 1rem;
    text-align: center;
    color: white;
    background: linear-gradient(-65deg, #3d5390, #6a8ac0, #263357);
    background-size: 400% 400%;
    animation: gradientShift 5s ease infinite;
  }
  @keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
  }
  
  header h1 { margin: 0; font-size: 3rem; font-weight: 700; }
  header h2 { margin: .5rem 0 0; font-size: 1.2rem; font-weight: 400; }
  
  nav { margin-top: 1rem; }
  nav a {
    color: white;
    margin: 0 1rem;
    text-decoration: none;
    font-weight: 600;
  }
  .hero {
    text-align: center;
    padding: 3rem 1rem;
    background: linear-gradient(135deg, #4a69bd, #1e3799);
    color: white;
  }
  .nav-links {
    margin-top: 1.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
  }
  
  .menu {
    display: flex;
    gap: 2rem;
  }
  
  .social-icons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
  }
  
  .social-icons a {
    font-size: 1.5rem;
    color: white;
    opacity: 0.85;
    transition: all 0.2s ease;
  }
  
  .social-icons a:hover {
    opacity: 1;
    transform: scale(1.1);
    color: #f1c40f;
  }
  
  
  main {
    max-width: 960px;
    margin: 2rem auto;
    padding: 0 1rem;
  }
  h2 {
    text-align: center;
    font-size: 1.8rem;
    margin: 2.5rem 0 1.5rem;
  }
  .projects {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
 
}
.projects {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
  }
  
  .card {
    display: flex;
    flex-direction: column;
    background: var(--card-bg);
    border-radius: 12px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.05);
    overflow: hidden;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
  }
  
  .card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 16px rgba(0,0,0,0.1);
  }
  
  .card img {
    width: 100%;
    height: 180px;           /* consistent thumbnail height */
    object-fit: cover;       /* crop nicely instead of stretching */
  }
  
  .card-content {
    flex: 1;                 /* fill remaining space evenly */
    padding: 1rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
  }

  .card-content h3 { margin: 0 0 .5rem; font-size: 1.2rem; }
  .links {
    margin-top: 1rem;
  }
  
  .links a {
    display: inline-block;
    padding: 0.5rem 1rem;
    margin-right: 0.5rem;
    border-radius: 6px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.2s ease;
  }
  
  .links a:first-child {
    background: var(--accent);
    color: white;
  }
  
  .links a:first-child:hover {
    background: #3d5390; /* darker accent on hover */
  }
  
  .links a:last-child {
    background: transparent;
    border: 2px solid var(--accent);
    color: var(--accent);
  }
  
  .links a:last-child:hover {
    background: var(--accent);
    color: white;
  }
  
  
  .about-text, .contact-text {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
  }
  
  footer {
    text-align: center;
    padding: 2rem 1rem;
    font-size: .9rem;
    color: #6b7280;
  }
  .tech-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin: 0.75rem 0;
  }
  .tech-tag {
    background: #e5e7eb;
    color: #374151;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
  }
  html {
    scroll-behavior: smooth;
  }
  
  nav a {
    transition: all 0.2s ease;
  }
  nav a:hover {
    transform: scale(1.05);
  }
  #skills {
    margin: 4rem auto;
  }
  
  .skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
  }
  
  .skill-category h3 {
    color: var(--accent);
    margin-bottom: 1rem;
  }
  
  .skill-bar {
    background: #e5e7eb;
    border-radius: 100px;
    margin-bottom: 1rem;
    overflow: hidden;
    position: relative;
  }
  
  .skill-bar span {
    display: block;
    padding: 0.5rem 1rem;
    color: white;
    font-weight: 600;
    font-size: 0.9rem;
    position: relative;
    z-index: 2;
  }
  
  .skill-bar::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    background: var(--accent);
    width: 0;
    transition: width 1.5s ease-in-out;
  }
  
  .skill-bar[data-skill="95"]::after { width: 95%; }
  .skill-bar[data-skill="90"]::after { width: 90%; }
  .skill-bar[data-skill="85"]::after { width: 85%; }
  .skill-bar[data-skill="88"]::after { width: 88%; }
  .skill-bar[data-skill="82"]::after { width: 82%; }
  .skill-bar[data-skill="80"]::after { width: 80%; }
  .skill-bar[data-skill="92"]::after { width: 92%; }
  
  .social-icons {
    display: inline-flex;
    gap: 1rem;
    margin-left: 2rem;
  }
  
  .social-icons a {
    opacity: 0.8;
    transition: all 0.2s ease;
  }
  
  .social-icons a:hover {
    opacity: 1;
    transform: scale(1.1);
  }
  .back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    background: var(--accent);
    color: white;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    opacity: 0;
    transition: all 0.3s ease;
    font-size: 1.5rem;
  }
  
  .back-to-top.visible {
    opacity: 1;
  }
  nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
  }
  
  nav .logo img {
    height: 20px;   /* sesuaikan */
    width: auto;
  }

  header .logo img {
    height: 100px;
    width: auto;
  }