*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
  :root {
    --bg: #080A0F;
    --bg2: #0E1018;
    --bg3: #141720;
    --accent: #C8F04A;
    --accent2: #8BF5C4;
    --text: #E8EAF0;
    --muted: #6B7080;
    --border: rgba(255,255,255,0.07);
    --card: rgba(255,255,255,0.04);
  }
  html { scroll-behavior: smooth; }
  body {
    background: var(--bg);
    color: var(--text);
    font-family: 'Syne', sans-serif;
    font-size: 16px;
    line-height: 1.7;
    overflow-x: hidden;
  }
  nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 100;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 5vw;
    background: rgba(8,10,15,0.88);
    backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--border);
  }
  .logo {
    font-family: 'Space Mono', monospace;
    font-size: 1rem;
    color: var(--accent);
    text-decoration: none;
    letter-spacing: 0.05em;
  }
  .nav-links { display: flex; gap: 2.5rem; list-style: none; }
  .nav-links a {
    color: var(--muted);
    text-decoration: none;
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    transition: color 0.2s;
  }
  .nav-links a:hover { color: var(--accent); }
  .btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 2rem;
    border-radius: 4px;
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    text-decoration: none;
    transition: all 0.2s;
    cursor: pointer;
    font-family: 'Syne', sans-serif;
    border: 2px solid var(--accent);
  }
  .btn-primary { background: var(--accent); color: #080A0F; }
  .btn-primary:hover { background: transparent; color: var(--accent); }
  .btn-outline { background: transparent; color: var(--text); border-color: var(--border); }
  .btn-outline:hover { border-color: var(--accent); color: var(--accent); }

  #hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 8rem 5vw 4rem;
    position: relative;
    overflow: hidden;
  }
  .hero-grid {
    position: absolute; inset: 0;
    background-image:
      linear-gradient(rgba(200,240,74,0.03) 1px, transparent 1px),
      linear-gradient(90deg, rgba(200,240,74,0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    pointer-events: none;
  }
  .hero-glow {
    position: absolute;
    top: 15%; right: -10%;
    width: 650px; height: 650px;
    background: radial-gradient(ellipse, rgba(200,240,74,0.06) 0%, transparent 70%);
    pointer-events: none;
  }
  .hero-label {
    font-family: 'Space Mono', monospace;
    font-size: 0.78rem;
    color: var(--accent);
    letter-spacing: 0.22em;
    text-transform: uppercase;
    margin-bottom: 1.5rem;
    opacity: 0;
    animation: fadeUp 0.7s 0.1s forwards;
  }
  .hero-title {
    font-size: clamp(3rem, 8vw, 7rem);
    font-weight: 800;
    line-height: 1;
    letter-spacing: -0.03em;
    margin-bottom: 1.5rem;
    opacity: 0;
    animation: fadeUp 0.7s 0.25s forwards;
  }
  .hero-title span { color: var(--accent); }
  .hero-sub {
    font-size: clamp(1rem, 2vw, 1.2rem);
    color: var(--muted);
    max-width: 520px;
    margin-bottom: 3rem;
    opacity: 0;
    animation: fadeUp 0.7s 0.4s forwards;
    font-weight: 400;
  }
  .hero-cta {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    opacity: 0;
    animation: fadeUp 0.7s 0.55s forwards;
  }
  .hero-stats {
    display: flex;
    gap: 3rem;
    margin-top: 5rem;
    padding-top: 3rem;
    border-top: 1px solid var(--border);
    opacity: 0;
    animation: fadeUp 0.7s 0.7s forwards;
    flex-wrap: wrap;
  }
  .stat-num { font-size: 2.5rem; font-weight: 800; color: var(--accent); line-height: 1; }
  .stat-label { font-size: 0.78rem; color: var(--muted); text-transform: uppercase; letter-spacing: 0.12em; margin-top: 0.25rem; }

  section { padding: 7rem 5vw; position: relative; }
  .section-label {
    font-family: 'Space Mono', monospace;
    font-size: 0.73rem;
    color: var(--accent);
    letter-spacing: 0.25em;
    text-transform: uppercase;
    margin-bottom: 1rem;
  }
  .section-title {
    font-size: clamp(2rem, 4vw, 3.5rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    margin-bottom: 1rem;
  }

  #about { background: var(--bg2); }
  .about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6rem;
    margin-top: 4rem;
    align-items: center;
  }
  .about-text { color: var(--muted); font-weight: 400; font-size: 1.05rem; line-height: 1.9; }
  .about-text p + p { margin-top: 1.2rem; }
  .about-text strong { color: var(--text); font-weight: 600; }
  .about-photo-box {
    width: 100%;
    aspect-ratio: 4/5;
    background: var(--bg3);
    border: 1px solid var(--border);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
  }
  /* img { max-width: 100%; height: auto; display: block; } */
  .photo-placeholder { font-family: 'Space Mono', monospace; color: var(--muted); font-size: 0.8rem; letter-spacing: 0.1em; text-align: center; }
  .accent-line {
    position: absolute;
    bottom: -1.5rem; right: 10.5rem;
    width: 60%; height: 86%;
    border-right: 2px solid var(--accent);
    border-bottom: 2px solid var(--accent);
    border-radius: 0 0 4px 0;
    pointer-events: none;
  }

  #skills { background: var(--bg); }
  .skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-top: 4rem;
  }
  .skill-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 2rem;
    transition: border-color 0.3s, transform 0.3s;
  }
  .skill-card:hover { border-color: rgba(200,240,74,0.3); transform: translateY(-4px); }
  .skill-icon { font-size: 1.5rem; color: var(--accent); margin-bottom: 1rem; display: block; }
  .skill-name { font-size: 1.1rem; font-weight: 700; margin-bottom: 0.5rem; }
  .skill-items { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 1rem; }
  .tag {
    font-family: 'Space Mono', monospace;
    font-size: 0.7rem;
    padding: 0.3rem 0.75rem;
    background: rgba(200,240,74,0.08);
    border: 1px solid rgba(200,240,74,0.15);
    color: var(--accent);
    border-radius: 2px;
    letter-spacing: 0.05em;
  }

  #projects { background: var(--bg2); }
  .projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    margin-top: 4rem;
  }
  .project-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 4px;
    overflow: hidden;
    transition: border-color 0.3s, transform 0.3s;
    display: flex;
    flex-direction: column;
  }
  .project-card:hover { border-color: rgba(200,240,74,0.3); transform: translateY(-6px); }
  .project-thumb {
    width: 100%;
    aspect-ratio: 16/9;
    background: var(--bg3);
    display: flex;
    align-items: center;
    justify-content: center;
    border-bottom: 1px solid var(--border);
    position: relative;
  }
  .thumb-num {
    position: absolute;
    top: 1rem; left: 1rem;
    font-family: 'Space Mono', monospace;
    font-size: 0.7rem;
    color: var(--accent);
    opacity: 0.5;
  }
  .thumb-bar {
    position: absolute;
    bottom: 0; left: 0;
    width: 100%; height: 3px;
    background: linear-gradient(90deg, var(--accent), transparent);
  }
  .thumb-label {
    font-family: 'Space Mono', monospace;
    font-size: 0.82rem;
    letter-spacing: 0.12em;
    color: var(--accent);
  }
  .project-body { padding: 1.75rem; flex: 1; display: flex; flex-direction: column; }
  .project-type { font-family: 'Space Mono', monospace; font-size: 0.68rem; color: var(--accent); letter-spacing: 0.15em; text-transform: uppercase; margin-bottom: 0.6rem; }
  .project-name { font-size: 1.3rem; font-weight: 700; margin-bottom: 0.7rem; letter-spacing: -0.02em; }
  .project-desc { color: var(--muted); font-size: 0.9rem; line-height: 1.7; flex: 1; margin-bottom: 1.5rem; font-weight: 400; }
  .project-footer {
    display: flex;
    gap: 0.75rem;
    align-items: center;
    padding-top: 1.25rem;
    border-top: 1px solid var(--border);
    flex-wrap: wrap;
  }
  .project-link {
    font-family: 'Space Mono', monospace;
    font-size: 0.73rem;
    color: var(--accent);
    text-decoration: none;
    letter-spacing: 0.05em;
    transition: opacity 0.2s;
  }
  .project-link:hover { opacity: 0.65; }
  .project-link.ghost {
    padding-left: 0.75rem;
    border-left: 1px solid var(--border);
    color: var(--muted);
  }
  .project-stack { display: flex; gap: 0.4rem; flex-wrap: wrap; margin-left: auto; }
  .stack-badge {
    font-family: 'Space Mono', monospace;
    font-size: 0.63rem;
    padding: 0.2rem 0.5rem;
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--border);
    border-radius: 2px;
    color: var(--muted);
  }

  #contact { background: var(--bg); }
  .contact-inner { max-width: 720px; }
  .contact-desc { color: var(--muted); font-size: 1.05rem; margin-top: 1.5rem; margin-bottom: 3rem; line-height: 1.9; font-weight: 400; }
  .contact-form { display: grid; gap: 1.25rem; }
  .form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
  .form-group { display: flex; flex-direction: column; gap: 0.5rem; }
  .form-group label {
    font-family: 'Space Mono', monospace;
    font-size: 0.7rem;
    color: var(--accent);
    letter-spacing: 0.18em;
    text-transform: uppercase;
  }
  .form-group input,
  .form-group textarea {
    background: var(--bg2);
    border: 1px solid var(--border);
    border-radius: 4px;
    color: var(--text);
    font-family: 'Syne', sans-serif;
    font-size: 0.95rem;
    padding: 0.875rem 1rem;
    transition: border-color 0.2s;
    outline: none;
    resize: vertical;
  }
  .form-group input::placeholder,
  .form-group textarea::placeholder { color: var(--muted); }
  .form-group input:focus,
  .form-group textarea:focus { border-color: rgba(200,240,74,0.5); }
  .form-group textarea { min-height: 140px; }

  .contact-links {
    display: flex;
    gap: 1.5rem;
    margin-top: 3rem;
    padding-top: 3rem;
    border-top: 1px solid var(--border);
    flex-wrap: wrap;
  }
  .contact-link {
    font-family: 'Space Mono', monospace;
    font-size: 0.78rem;
    color: var(--muted);
    text-decoration: none;
    letter-spacing: 0.05em;
    transition: color 0.2s;
    display: flex;
    align-items: center;
    gap: 0.4rem;
  }
  .float-wa {
    position: fixed;
    width: 60px;
    height: 60px;
    bottom: 40px;
    right: 40px;
    background-color: #C8F04A;
    color: #FFF;
    border-radius: 50px;
    text-align: center;
    font-size: 30px;
    box-shadow: 2px 2px 3px #999;
    z-index: 100;
    display: flex;
    justify-content: center;
    align-items: center;
    text-decoration: none;
  }
  .contact-link::before { content: '→'; color: var(--accent); }
  .contact-link:hover { color: var(--accent); }

  footer {
    padding: 2rem 5vw;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--muted);
    font-family: 'Space Mono', monospace;
    font-size: 0.73rem;
    flex-wrap: wrap;
    gap: 0.5rem;
  }

  @keyframes fadeUp {
    from { opacity: 0; transform: translateY(24px); }
    to { opacity: 1; transform: translateY(0); }
  }
  .reveal {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.65s ease, transform 0.65s ease;
  }
  .reveal.visible { opacity: 1; transform: translateY(0); }

  @media (max-width: 768px) {
    .nav-links { display: none; }
    .about-grid { grid-template-columns: 1fr; gap: 3rem; }
    .form-row { grid-template-columns: 1fr; }
    .hero-stats { gap: 2rem; }
    .projects-grid { grid-template-columns: 1fr; }
  }