*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
  :root {
    --black: #0a0a0a; --white: #f5f5f7; --gray: #86868b;
    --accent: #2997ff; --accent2: #30d158;
    --card-bg: #1c1c1e; --card-border: rgba(255,255,255,0.08);
  }
  html { scroll-behavior: smooth; }
  body { background: var(--black); color: var(--white); font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Segoe UI', sans-serif; overflow-x: hidden; }
  ::selection { background: var(--accent); color: white; }

  nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 100;
    background: rgba(10,10,10,0.72);
    backdrop-filter: saturate(180%) blur(20px);
    border-bottom: 0.5px solid rgba(255,255,255,0.08);
    display: flex; align-items: center; justify-content: space-between;
    padding: 0 2rem; height: 52px;
  }
  .nav-logo { font-size: 17px; font-weight: 600; letter-spacing: -0.5px; color: var(--white); }
  .nav-links { display: flex; gap: 2rem; }
  .nav-links a { font-size: 13px; color: var(--gray); text-decoration: none; transition: color 0.2s; }
  .nav-links a:hover { color: var(--white); }

  section { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 6rem 2rem; }

  .hero { flex-direction: column; text-align: center; position: relative; overflow: hidden; }
  .hero-eyebrow {
    display: inline-flex; align-items: center; gap: 8px;
    background: rgba(41,151,255,0.12); border: 0.5px solid rgba(41,151,255,0.3);
    border-radius: 100px; padding: 6px 16px; font-size: 12px; color: var(--accent);
    font-weight: 500; letter-spacing: 0.5px; text-transform: uppercase;
    margin-bottom: 2rem; animation: fadeUp 0.8s ease both;
  }
  .hero-dot { 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(1.5)} }
  .hero h1 {
    font-size: clamp(48px, 8vw, 96px); font-weight: 700; letter-spacing: -3px; line-height: 1;
    background: linear-gradient(180deg, #f5f5f7 0%, #86868b 100%);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
    animation: fadeUp 0.8s 0.1s ease both; margin-bottom: 1.5rem;
  }
  .hero-sub {
    font-size: clamp(18px, 2.5vw, 24px); color: var(--gray); font-weight: 400; line-height: 1.5;
    max-width: 600px; margin: 0 auto 3rem; animation: fadeUp 0.8s 0.2s ease both;
  }
  .hero-sub span { color: var(--white); font-weight: 500; }
  .hero-btns { display: flex; gap: 12px; justify-content: center; animation: fadeUp 0.8s 0.3s ease both; }
  .btn-primary {
    padding: 14px 28px; background: var(--accent); color: white; border-radius: 100px;
    font-size: 15px; font-weight: 500; text-decoration: none; transition: all 0.2s;
  }
  .btn-primary:hover { background: #0a84ff; transform: scale(1.02); }
  .btn-ghost {
    padding: 14px 28px; background: rgba(255,255,255,0.08); color: var(--white); border-radius: 100px;
    font-size: 15px; font-weight: 500; text-decoration: none; transition: all 0.2s;
    border: 0.5px solid rgba(255,255,255,0.15);
  }
  .btn-ghost:hover { background: rgba(255,255,255,0.12); transform: scale(1.02); }

  .hero-scroll { position: absolute; bottom: 2rem; display: flex; flex-direction: column; align-items: center; gap: 8px; animation: fadeIn 1s 1s ease both; }
  .scroll-line { width: 1px; height: 60px; background: linear-gradient(to bottom, transparent, var(--gray)); animation: scrollAnim 1.5s ease infinite; }
  @keyframes scrollAnim { 0%{transform:scaleY(0);transform-origin:top} 50%{transform:scaleY(1);transform-origin:top} 51%{transform-origin:bottom} 100%{transform:scaleY(0);transform-origin:bottom} }

  .grid-bg {
    position: absolute; inset: 0; z-index: -1;
    background-image: linear-gradient(rgba(41,151,255,0.03) 1px, transparent 1px), linear-gradient(90deg, rgba(41,151,255,0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse 80% 60% at 50% 50%, black, transparent);
    -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 50%, black, transparent);
  }
  .glow { position: absolute; width: 600px; height: 600px; border-radius: 50%; background: radial-gradient(circle, rgba(41,151,255,0.08) 0%, transparent 70%); top: 50%; left: 50%; transform: translate(-50%,-60%); z-index: -1; pointer-events: none; }

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

  .about-content { max-width: 900px; width: 100%; }
  .section-label { font-size: 12px; font-weight: 600; color: var(--accent); text-transform: uppercase; letter-spacing: 2px; margin-bottom: 1rem; }
  .section-title { font-size: clamp(36px, 5vw, 56px); font-weight: 700; letter-spacing: -2px; line-height: 1.05; margin-bottom: 2rem; }
  .about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center; }
  .about-text p { font-size: 18px; color: var(--gray); line-height: 1.7; margin-bottom: 1.5rem; }
  .about-text p span { color: var(--white); }
  .about-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
  .stat-box { background: var(--card-bg); border: 0.5px solid var(--card-border); border-radius: 16px; padding: 1.5rem; }
  .stat-number { font-size: 40px; font-weight: 700; letter-spacing: -2px; color: var(--white); }
  .stat-number span { font-size: 20px; color: var(--accent); }
  .stat-label-text { font-size: 13px; color: var(--gray); margin-top: 4px; }

  .skills-section { flex-direction: column; }
  .skills-content { max-width: 900px; width: 100%; text-align: center; }
  .skills-grid { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin-top: 3rem; }
  .skill-pill {
    padding: 10px 20px; border-radius: 100px; font-size: 14px; font-weight: 500;
    border: 0.5px solid rgba(255,255,255,0.1); background: rgba(255,255,255,0.04);
    color: var(--white); transition: all 0.2s; display: flex; align-items: center; gap: 8px;
  }
  .skill-pill:hover { border-color: var(--accent); color: var(--accent); background: rgba(41,151,255,0.08); transform: translateY(-2px); }
  .skill-dot { width: 6px; height: 6px; border-radius: 50%; flex-shrink: 0; }

  .projects-section { flex-direction: column; }
  .projects-content { max-width: 1000px; width: 100%; }
  .projects-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; margin-top: 3rem; }
  .project-card {
    background: var(--card-bg); border: 0.5px solid var(--card-border);
    border-radius: 20px; padding: 2rem; position: relative; overflow: hidden;
    transition: all 0.3s; cursor: pointer; text-decoration: none; display: block;
  }
  .project-card::before {
    content: ''; position: absolute; inset: 0; border-radius: 20px;
    background: linear-gradient(135deg, rgba(41,151,255,0.06) 0%, transparent 60%);
    opacity: 0; transition: opacity 0.3s;
  }
  .project-card:hover { transform: translateY(-6px); border-color: rgba(41,151,255,0.3); }
  .project-card:hover::before { opacity: 1; }
  .project-card.featured { grid-column: span 3; display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; align-items: center; }
  .project-icon { width: 52px; height: 52px; border-radius: 14px; display: flex; align-items: center; justify-content: center; font-size: 24px; margin-bottom: 1.25rem; }
  .project-name { font-size: 22px; font-weight: 600; letter-spacing: -0.5px; color: var(--white); margin-bottom: 8px; }
  .project-desc { font-size: 14px; color: var(--gray); line-height: 1.6; margin-bottom: 1.5rem; }
  .project-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 1.5rem; }
  .project-tag { font-size: 11px; padding: 3px 10px; border-radius: 100px; background: rgba(255,255,255,0.06); color: var(--gray); border: 0.5px solid rgba(255,255,255,0.08); }
  .project-link { font-size: 13px; color: var(--accent); display: inline-flex; align-items: center; gap: 4px; font-weight: 500; }
  .featured-badge { display: inline-flex; align-items: center; gap: 6px; background: rgba(41,151,255,0.12); border: 0.5px solid rgba(41,151,255,0.3); border-radius: 100px; padding: 4px 12px; font-size: 11px; color: var(--accent); font-weight: 500; margin-bottom: 1rem; text-transform: uppercase; letter-spacing: 0.5px; }
  .featured-visual { background: rgba(41,151,255,0.06); border: 0.5px solid rgba(41,151,255,0.15); border-radius: 16px; padding: 2rem; text-align: center; }
  .featured-visual .big-icon { font-size: 64px; display: block; margin-bottom: 1rem; }
  .featured-visual p { font-size: 13px; color: var(--gray); }

  .contact-section { flex-direction: column; text-align: center; }
  .contact-content { max-width: 600px; }
  .contact-card { background: var(--card-bg); border: 0.5px solid var(--card-border); border-radius: 24px; padding: 3rem; margin-top: 3rem; }
  .contact-links { display: flex; gap: 1rem; justify-content: center; margin-top: 2rem; flex-wrap: wrap; }
  .contact-link {
    padding: 12px 24px; border-radius: 100px;
    background: rgba(255,255,255,0.06); border: 0.5px solid rgba(255,255,255,0.1);
    color: var(--white); text-decoration: none; font-size: 14px; font-weight: 500;
    transition: all 0.2s;
  }
  .contact-link:hover { background: rgba(255,255,255,0.1); transform: translateY(-2px); }
  .available-badge { display: inline-flex; align-items: center; gap: 8px; background: rgba(48,209,88,0.12); border: 0.5px solid rgba(48,209,88,0.3); border-radius: 100px; padding: 6px 16px; font-size: 13px; color: var(--accent2); margin-bottom: 1.5rem; }

  footer { padding: 2rem; text-align: center; border-top: 0.5px solid rgba(255,255,255,0.06); }
  footer p { font-size: 13px; color: var(--gray); }

  .fade-in { opacity: 0; transform: translateY(24px); transition: opacity 0.7s ease, transform 0.7s ease; }
  .fade-in.visible { opacity: 1; transform: translateY(0); }

  @media (max-width: 768px) {
    .about-grid, .project-card.featured { grid-template-columns: 1fr; }
    .projects-grid { grid-template-columns: 1fr; }
    .project-card.featured { grid-column: span 1; }
    .nav-links { display: none; }
  }