:root {
    --bg: #0a0a0f;
    --bg2: #111118;
    --card: #14141e;
    --border: rgba(120,120,255,0.12);
    --border2: rgba(120,120,255,0.25);
    --accent: #6c63ff;
    --accent2: #00d4a0;
    --accent3: #ff6b6b;
    --text: #e8e8f0;
    --muted: #7a7a9a;
    --mono: 'Space Mono', monospace;
    --head: 'Syne', sans-serif;
  }

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

  html { scroll-behavior: smooth; }

  body {
    background: var(--bg);
    color: var(--text);
    font-family: var(--mono);
    font-size: 14px;
    line-height: 1.7;
    overflow-x: hidden;
  }

  body::before {
    content: '';
    position: fixed;
    inset: 0;
    background-image:
      linear-gradient(rgba(108,99,255,0.03) 1px, transparent 1px),
      linear-gradient(90deg, rgba(108,99,255,0.03) 1px, transparent 1px);
    background-size: 40px 40px;
    pointer-events: none;
    z-index: 0;
  }

  body::after {
    content: '';
    position: fixed;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(108,99,255,0.08) 0%, transparent 70%);
    top: -200px;
    right: -200px;
    pointer-events: none;
    z-index: 0;
  }

  .wrapper { position: relative; z-index: 1; }

  nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 40px;
    background: rgba(10,10,15,0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
  }

  .nav-logo {
    font-family: var(--head);
    font-weight: 800;
    font-size: 18px;
    color: var(--text);
    text-decoration: none;
    letter-spacing: -0.5px;
  }

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

  .nav-links {
    display: flex;
    gap: 32px;
    list-style: none;
  }

  .nav-links a {
    color: var(--muted);
    text-decoration: none;
    font-size: 12px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    transition: color 0.2s;
  }

  .nav-links a:hover { color: var(--text); }

  .hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 100px 40px 60px;
    max-width: 1100px;
    margin: 0 auto;
  }

  .hero-inner {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 60px;
    align-items: center;
    width: 100%;
  }

  .hero-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(108,99,255,0.1);
    border: 1px solid rgba(108,99,255,0.3);
    border-radius: 20px;
    padding: 4px 14px;
    font-size: 11px;
    color: var(--accent);
    letter-spacing: 0.12em;
    text-transform: uppercase;
    margin-bottom: 24px;
  }

  .hero-tag::before {
    content: '';
    width: 6px; height: 6px;
    border-radius: 50%;
    background: var(--accent2);
    animation: pulse 2s infinite;
  }

  @keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(0.8); }
  }

  h1.hero-title {
    font-family: var(--head);
    font-size: clamp(42px, 7vw, 80px);
    font-weight: 800;
    line-height: 1.05;
    letter-spacing: -2px;
    margin-bottom: 20px;
  }

  h1.hero-title .name { color: var(--accent); }
  h1.hero-title .line2 { display: block; color: var(--text); }

  .hero-sub {
    font-size: 14px;
    color: var(--muted);
    max-width: 480px;
    margin-bottom: 36px;
    line-height: 1.9;
  }

  .hero-sub strong { color: var(--accent2); font-weight: 700; }

  .hero-ctas {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
  }

  .btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: 6px;
    font-family: var(--mono);
    font-size: 12px;
    font-weight: 700;
    text-decoration: none;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    transition: all 0.2s;
    cursor: pointer;
    border: none;
  }

  .btn-primary {
    background: var(--accent);
    color: white;
  }

  .btn-primary:hover {
    background: #7c74ff;
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(108,99,255,0.4);
  }

  .btn-outline {
    background: transparent;
    color: var(--text);
    border: 1px solid var(--border2);
  }

  .btn-outline:hover {
    border-color: var(--accent);
    color: var(--accent);
    transform: translateY(-2px);
  }

  .avatar-box {
    position: relative;
    width: 200px;
    height: 200px;
    flex-shrink: 0;
  }

  .avatar-frame {
    width: 200px;
    height: 200px;
    border-radius: 16px;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent2) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--head);
    font-size: 64px;
    font-weight: 800;
    color: white;
    position: relative;
    z-index: 1;
  }

  .avatar-box::before {
    content: '';
    position: absolute;
    inset: -8px;
    border: 1px solid var(--border2);
    border-radius: 22px;
    animation: rotate-border 8s linear infinite;
  }

  .avatar-box::after {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: 17px;
    background: linear-gradient(135deg, var(--accent), var(--accent2), var(--accent));
    opacity: 0.3;
    z-index: 0;
  }

  @keyframes rotate-border {
    0% { clip-path: polygon(0 5%, 5% 0, 95% 0, 100% 5%, 100% 95%, 95% 100%, 5% 100%, 0 95%); }
    50% { clip-path: polygon(5% 0, 95% 0, 100% 5%, 100% 95%, 95% 100%, 5% 100%, 0 95%, 0 5%); }
    100% { clip-path: polygon(0 5%, 5% 0, 95% 0, 100% 5%, 100% 95%, 95% 100%, 5% 100%, 0 95%); }
  }

  .stats-row {
    display: flex;
    gap: 40px;
    margin-top: 48px;
    padding-top: 40px;
    border-top: 1px solid var(--border);
  }

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

  .stat-num {
    font-family: var(--head);
    font-size: 36px;
    font-weight: 800;
    color: var(--accent);
    letter-spacing: -1px;
    line-height: 1;
  }

  .stat-label {
    font-size: 11px;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-top: 4px;
  }

  section { max-width: 1100px; margin: 0 auto; padding: 80px 40px; }

  .section-label {
    font-size: 11px;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.15em;
    margin-bottom: 8px;
  }

  .section-title {
    font-family: var(--head);
    font-size: clamp(28px, 4vw, 44px);
    font-weight: 800;
    letter-spacing: -1px;
    margin-bottom: 48px;
    line-height: 1.1;
  }

  .about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }

  .about-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 28px;
    transition: border-color 0.2s, transform 0.2s;
  }

  .about-card:hover {
    border-color: var(--border2);
    transform: translateY(-3px);
  }

  .about-card.wide { grid-column: 1 / -1; }

  .card-icon {
    width: 40px; height: 40px;
    border-radius: 8px;
    display: flex; align-items: center; justify-content: center;
    font-size: 20px;
    margin-bottom: 16px;
  }

  .card-icon.purple { background: rgba(108,99,255,0.15); }
  .card-icon.teal   { background: rgba(0,212,160,0.12); }
  .card-icon.red    { background: rgba(255,107,107,0.12); }
  .card-icon.amber  { background: rgba(255,180,50,0.12); }

  .card-title {
    font-family: var(--head);
    font-size: 15px;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--text);
  }

  .card-body { color: var(--muted); font-size: 13px; line-height: 1.8; }
  .card-body strong { color: var(--text); }

  .lang-list { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 16px; }

  .lang-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.05em;
    border: 1px solid;
  }

  .lang-python  { background: rgba(52,152,219,0.1);  color: #5dade2; border-color: rgba(52,152,219,0.3);  }
  .lang-html    { background: rgba(230,126,34,0.1);   color: #e67e22; border-color: rgba(230,126,34,0.3);  }
  .lang-css     { background: rgba(108,99,255,0.1);   color: #6c63ff; border-color: rgba(108,99,255,0.3);  }
  .lang-rust    { background: rgba(255,107,107,0.1);  color: #ff6b6b; border-color: rgba(255,107,107,0.3); }
  .lang-bash    { background: rgba(0,212,160,0.1);    color: #00d4a0; border-color: rgba(0,212,160,0.3);   }
  .lang-scratch { background: rgba(255,180,50,0.1);   color: #ffb432; border-color: rgba(255,180,50,0.3);  }
  .lang-cmd     { background: rgba(120,120,160,0.1);  color: #8888aa; border-color: rgba(120,120,160,0.3); }

  .interests-list { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 12px; }
  .interest-tag {
    padding: 5px 12px;
    border-radius: 20px;
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--border);
    font-size: 12px;
    color: var(--muted);
  }

  .quote-block {
    border-left: 3px solid var(--accent);
    padding: 16px 24px;
    margin-top: 12px;
    background: rgba(108,99,255,0.05);
    border-radius: 0 8px 8px 0;
  }

  .quote-text { font-size: 14px; color: var(--text); line-height: 1.8; font-style: italic; }
  .quote-attr { font-size: 11px; color: var(--accent); margin-top: 10px; text-transform: uppercase; letter-spacing: 0.1em; }

  .projects-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
  }

  .project-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 24px;
    text-decoration: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
    transition: all 0.2s;
    position: relative;
    overflow: hidden;
  }

  .project-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--accent), var(--accent2));
    opacity: 0;
    transition: opacity 0.2s;
  }

  .project-card:hover {
    border-color: var(--border2);
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
  }

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

  .project-icon {
    width: 44px; height: 44px;
    border-radius: 10px;
    background: rgba(108,99,255,0.12);
    border: 1px solid rgba(108,99,255,0.2);
    display: flex; align-items: center; justify-content: center;
    font-size: 22px;
  }

  .project-name {
    font-family: var(--head);
    font-size: 16px;
    font-weight: 700;
    color: var(--text);
  }

  .project-desc {
    font-size: 12px;
    color: var(--muted);
    line-height: 1.7;
    flex: 1;
  }

  .project-lang {
    font-size: 11px;
    color: var(--accent2);
    display: flex;
    align-items: center;
    gap: 6px;
  }

  .project-lang::before {
    content: '';
    width: 8px; height: 8px;
    border-radius: 50%;
    background: var(--accent2);
  }

  .project-arrow {
    position: absolute;
    top: 20px; right: 20px;
    color: var(--muted);
    font-size: 16px;
    transition: color 0.2s, transform 0.2s;
  }

  .project-card:hover .project-arrow {
    color: var(--accent);
    transform: translate(2px, -2px);
  }

  .contact-section {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 60px;
    text-align: center;
    position: relative;
    overflow: hidden;
  }

  .contact-section::before {
    content: '';
    position: absolute;
    width: 300px; height: 300px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(108,99,255,0.1), transparent 70%);
    top: -100px; left: -100px;
  }

  .contact-section::after {
    content: '';
    position: absolute;
    width: 200px; height: 200px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(0,212,160,0.08), transparent 70%);
    bottom: -60px; right: -60px;
  }

  .contact-title {
    font-family: var(--head);
    font-size: 38px;
    font-weight: 800;
    letter-spacing: -1px;
    margin-bottom: 14px;
    position: relative;
    z-index: 1;
  }

  .contact-sub {
    color: var(--muted);
    font-size: 13px;
    margin-bottom: 36px;
    position: relative;
    z-index: 1;
  }

  .contact-links {
    display: flex;
    gap: 14px;
    justify-content: center;
    flex-wrap: wrap;
    position: relative;
    z-index: 1;
  }

  .contact-link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 24px;
    border-radius: 8px;
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--border);
    color: var(--text);
    text-decoration: none;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    transition: all 0.2s;
  }

  .contact-link:hover {
    background: rgba(108,99,255,0.1);
    border-color: var(--accent);
    color: var(--accent);
    transform: translateY(-2px);
  }

  .contact-link-icon { font-size: 18px; }

  .email-chip {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 10px 20px;
    border-radius: 30px;
    background: rgba(0,212,160,0.08);
    border: 1px solid rgba(0,212,160,0.2);
    color: var(--accent2);
    font-size: 12px;
    margin-bottom: 28px;
    position: relative;
    z-index: 1;
    cursor: pointer;
    transition: background 0.2s;
  }

  .email-chip:hover { background: rgba(0,212,160,0.15); }

  footer {
    border-top: 1px solid var(--border);
    text-align: center;
    padding: 30px 40px;
    color: var(--muted);
    font-size: 11px;
    letter-spacing: 0.08em;
  }

  footer span { color: var(--accent); }

  .fade-up {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
  }

  .fade-up.visible {
    opacity: 1;
    transform: translateY(0);
  }

  @media (max-width: 768px) {
    nav { padding: 14px 20px; }
    .nav-links { display: none; }

    .hero { padding: 90px 20px 40px; }
    .hero-inner { grid-template-columns: 1fr; gap: 32px; }
    .avatar-box { display: none; }
    .stats-row { gap: 24px; flex-wrap: wrap; }

    section { padding: 60px 20px; }
    .about-grid { grid-template-columns: 1fr; }
    .about-card.wide { grid-column: auto; }
    .projects-grid { grid-template-columns: 1fr; }

    .contact-section { padding: 36px 20px; }
    .contact-title { font-size: 28px; }
  }

  @media (max-width: 900px) {
    .projects-grid { grid-template-columns: 1fr 1fr; }
    .about-grid { grid-template-columns: 1fr; }
    .about-card.wide { grid-column: auto; }
  }