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

    :root {
      --green:     #4ade80;
      --green-dim: #22c55e;
      --green-glow:#4ade8022;
      --bg:        #0d1117;
      --surface:   #161b22;
      --surface2:  #1c2128;
      --border:    #30363d;
      --text:      #e6edf3;
      --muted:     #8b949e;
      --mono: 'IBM Plex Mono', monospace;
      --sans: 'Inter', sans-serif;
    }

    html { scroll-behavior: smooth; }

    body {
      background: var(--bg);
      color: var(--text);
      font-family: var(--sans);
      font-size: 16px;
      line-height: 1.6;
      -webkit-font-smoothing: antialiased;
    }

    /* ── NAV ── */
    nav {
      position: fixed; top: 0; left: 0; right: 0; z-index: 100;
      display: flex; align-items: center; justify-content: space-between;
      padding: 0 clamp(1.5rem, 5vw, 4rem);
      height: 60px;
      background: rgba(13,17,23,0.85);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border);
    }
    .nav-logo {
      font-family: var(--mono);
      font-size: 0.85rem;
      color: var(--green);
      letter-spacing: 0.02em;
    }
    .nav-logo span { color: var(--muted); }
    .nav-links { display: flex; gap: 2rem; list-style: none; }
    .nav-links a {
      font-size: 0.85rem;
      color: var(--muted);
      text-decoration: none;
      transition: color 0.2s;
      font-family: var(--mono);
    }
    .nav-links a:hover { color: var(--green); }

    /* ── SECTIONS ── */
    section { padding: clamp(4rem, 10vw, 7rem) clamp(1.5rem, 5vw, 4rem); }
    .container { max-width: 960px; margin: 0 auto; }

    /* ── HERO ── */
    #hero {
      min-height: 100vh;
      display: flex; align-items: center;
      padding-top: 80px;
    }
    .hero-inner {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 4rem;
      align-items: center;
      max-width: 960px;
      margin: 0 auto;
      width: 100%;
    }
    .hero-eyebrow {
      font-family: var(--mono);
      font-size: 0.8rem;
      color: var(--green);
      letter-spacing: 0.12em;
      text-transform: uppercase;
      margin-bottom: 1.25rem;
      display: flex; align-items: center; gap: 0.5rem;
    }
    .hero-eyebrow::before {
      content: '';
      display: block; width: 24px; height: 1px;
      background: var(--green);
    }
    h1 {
      font-family: var(--sans);
      font-size: clamp(2.2rem, 5vw, 3.2rem);
      font-weight: 700;
      line-height: 1.15;
      letter-spacing: -0.02em;
      margin-bottom: 1.25rem;
    }
    h1 em {
      font-style: normal;
      color: var(--green);
    }
    .hero-sub {
      color: var(--muted);
      font-size: 1.05rem;
      margin-bottom: 2rem;
      max-width: 420px;
    }
    .hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; }
    .btn {
      display: inline-flex; align-items: center; gap: 0.5rem;
      padding: 0.7rem 1.4rem;
      border-radius: 6px;
      font-size: 0.9rem;
      font-weight: 600;
      text-decoration: none;
      transition: all 0.2s;
      cursor: pointer;
      border: none;
    }
    .btn-primary {
      background: var(--green);
      color: #0d1117;
    }
    .btn-primary:hover { background: #86efac; }
    .btn-ghost {
      background: transparent;
      color: var(--text);
      border: 1px solid var(--border);
    }
    .btn-ghost:hover { border-color: var(--green); color: var(--green); }

    /* ── TERMINAL WINDOW ── */
    .terminal {
      background: var(--surface);
      border: 1px solid var(--border);
      border-radius: 10px;
      overflow: hidden;
      box-shadow: 0 8px 40px rgba(0,0,0,0.5), 0 0 0 1px var(--border);
    }
    .terminal-bar {
      background: var(--surface2);
      padding: 0.6rem 1rem;
      display: flex; align-items: center; gap: 0.5rem;
      border-bottom: 1px solid var(--border);
    }
    .dot { width: 12px; height: 12px; border-radius: 50%; }
    .dot-red   { background: #ff5f57; }
    .dot-amber { background: #febc2e; }
    .dot-green { background: #28c840; }
    .terminal-title {
      font-family: var(--mono);
      font-size: 0.72rem;
      color: var(--muted);
      margin-left: auto;
      margin-right: auto;
      transform: translateX(-24px);
    }
    .terminal-body {
      padding: 1.25rem 1.5rem;
      font-family: var(--mono);
      font-size: 0.8rem;
      line-height: 1.8;
      min-height: 220px;
    }
    .t-prompt { color: var(--green); }
    .t-cmd    { color: var(--text); }
    .t-comment{ color: var(--muted); }
    .t-key    { color: #79c0ff; }
    .t-val    { color: #a5d6ff; }
    .t-good   { color: var(--green); }
    .t-warn   { color: #f0883e; }
    .t-line {
      display: flex;
      align-items: center;
      gap: 0.5rem;
    }
    .cursor {
      display: inline-block;
      width: 2px;
      height: 0.85em;
      background: var(--green);
      flex-shrink: 0;
      animation: blink 1.1s step-end infinite;
    }
    @keyframes blink { 50% { opacity: 0; } }

    /* ── SECTION HEADERS ── */
    .section-label {
      font-family: var(--mono);
      font-size: 0.75rem;
      color: var(--green);
      letter-spacing: 0.1em;
      text-transform: uppercase;
      margin-bottom: 0.6rem;
    }
    h2 {
      font-size: clamp(1.6rem, 3vw, 2.2rem);
      font-weight: 700;
      letter-spacing: -0.02em;
      margin-bottom: 0.75rem;
    }
    .section-intro {
      color: var(--muted);
      max-width: 520px;
      margin-bottom: 3rem;
    }

    /* ── WHO I HELP ── */
    #who { background: var(--surface); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
    .sectors {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
      gap: 1.25rem;
    }
    .sector-card {
      background: var(--bg);
      border: 1px solid var(--border);
      border-radius: 8px;
      padding: 1.5rem;
      transition: border-color 0.2s, transform 0.2s;
    }
    .sector-card:hover { border-color: var(--green); transform: translateY(-2px); }
    .sector-icon { font-size: 1.75rem; margin-bottom: 0.75rem; }
    .sector-card h3 { font-size: 0.95rem; font-weight: 600; margin-bottom: 0.4rem; }
    .sector-card p  { font-size: 0.85rem; color: var(--muted); }

    /* ── SERVICES ── */
    .services-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
      gap: 1.5rem;
    }
    .service-card {
      background: var(--surface);
      border: 1px solid var(--border);
      border-radius: 10px;
      padding: 2rem;
      position: relative;
      transition: border-color 0.2s;
    }
    .service-card:hover { border-color: var(--green-dim); }
    .service-tag {
      font-family: var(--mono);
      font-size: 0.7rem;
      color: var(--green);
      letter-spacing: 0.08em;
      text-transform: uppercase;
      margin-bottom: 0.75rem;
    }
    .service-card h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 0.5rem; }
    .service-card p  { font-size: 0.88rem; color: var(--muted); margin-bottom: 1.5rem; }
    .service-price {
      font-family: var(--mono);
      font-size: 0.85rem;
      color: var(--text);
      border-top: 1px solid var(--border);
      padding-top: 1rem;
    }
    .service-price strong { color: var(--green); font-size: 1rem; }

    /* ── WORK / CASE STUDY ── */
    .case-study {
      background: var(--surface);
      border: 1px solid var(--border);
      border-radius: 10px;
      overflow: hidden;
    }
    .case-header {
      padding: 2rem;
      border-bottom: 1px solid var(--border);
      display: flex; justify-content: space-between; align-items: flex-start;
      flex-wrap: wrap; gap: 1rem;
    }
    .case-header h3 { font-size: 1.2rem; font-weight: 700; }
    .case-header p  { font-size: 0.9rem; color: var(--muted); margin-top: 0.3rem; }
    .case-badge {
      font-family: var(--mono);
      font-size: 0.72rem;
      background: var(--green-glow);
      color: var(--green);
      border: 1px solid var(--green-dim);
      border-radius: 4px;
      padding: 0.25rem 0.6rem;
      white-space: nowrap;
    }
    .findings {
      padding: 1.5rem 2rem;
      display: flex; flex-direction: column; gap: 0.6rem;
    }
    .finding {
      display: flex; align-items: flex-start; gap: 1rem;
      font-size: 0.88rem;
    }
    .sev {
      font-family: var(--mono);
      font-size: 0.7rem;
      font-weight: 600;
      padding: 0.2rem 0.5rem;
      border-radius: 3px;
      white-space: nowrap;
      flex-shrink: 0;
      margin-top: 1px;
    }
    .sev-medium { background: #f0883e22; color: #f0883e; border: 1px solid #f0883e55; }
    .sev-low    { background: #79c0ff22; color: #79c0ff; border: 1px solid #79c0ff55; }
    .sev-info   { background: #8b949e22; color: #8b949e; border: 1px solid #8b949e55; }
    .case-outcome {
      margin: 0 2rem 1.5rem;
      background: var(--bg);
      border: 1px solid var(--border);
      border-left: 3px solid var(--green);
      border-radius: 0 6px 6px 0;
      padding: 1rem 1.25rem;
      font-size: 0.88rem;
      color: var(--muted);
    }
    .case-outcome strong { color: var(--green); }

    /* ── SKILLS ── */
    #skills { background: var(--surface); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
    .skills-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
      gap: 1.5rem;
    }
    .skill-group {
      background: var(--bg);
      border: 1px solid var(--border);
      border-radius: 8px;
      padding: 1.5rem;
    }
    .skill-group h3 {
      font-family: var(--mono);
      font-size: 0.78rem;
      color: var(--green);
      letter-spacing: 0.08em;
      text-transform: uppercase;
      margin-bottom: 1rem;
    }
    .skill-list { list-style: none; display: flex; flex-direction: column; gap: 0.5rem; }
    .skill-list li {
      font-size: 0.88rem;
      color: var(--muted);
      display: flex; align-items: center; gap: 0.5rem;
    }
    .skill-list li::before {
      content: '▸';
      color: var(--green);
      font-size: 0.7rem;
      flex-shrink: 0;
    }

    /* ── CONTACT ── */
    .contact-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 4rem;
      align-items: start;
    }
    .contact-info p {
      color: var(--muted);
      margin-bottom: 2rem;
    }
    .contact-detail {
      display: flex; align-items: center; gap: 0.75rem;
      font-size: 0.9rem;
      color: var(--muted);
      margin-bottom: 0.75rem;
    }
    .contact-detail a { color: var(--text); text-decoration: none; }
    .contact-detail a:hover { color: var(--green); }
    .contact-icon {
      width: 32px; height: 32px;
      background: var(--surface);
      border: 1px solid var(--border);
      border-radius: 6px;
      display: flex; align-items: center; justify-content: center;
      font-size: 0.9rem;
      flex-shrink: 0;
    }
    .form-field { margin-bottom: 1.25rem; }
    .form-field label {
      display: block;
      font-size: 0.82rem;
      color: var(--muted);
      font-family: var(--mono);
      margin-bottom: 0.4rem;
    }
    .form-field input,
    .form-field textarea,
    .form-field select {
      width: 100%;
      background: var(--surface);
      border: 1px solid var(--border);
      border-radius: 6px;
      color: var(--text);
      font-family: var(--sans);
      font-size: 0.9rem;
      padding: 0.7rem 0.9rem;
      outline: none;
      transition: border-color 0.2s;
      appearance: none;
    }
    .form-field input:focus,
    .form-field textarea:focus,
    .form-field select:focus {
      border-color: var(--green);
    }
    .form-field textarea { resize: vertical; min-height: 120px; }
    .form-field select { cursor: pointer; }

    /* ── FOOTER ── */
    footer {
      border-top: 1px solid var(--border);
      padding: 2rem clamp(1.5rem, 5vw, 4rem);
      display: flex; justify-content: space-between; align-items: center;
      flex-wrap: wrap; gap: 1rem;
    }
    .footer-mono {
      font-family: var(--mono);
      font-size: 0.78rem;
      color: var(--muted);
    }
    .footer-links { display: flex; gap: 1.5rem; }
    .footer-links a {
      font-size: 0.82rem;
      color: var(--muted);
      text-decoration: none;
      transition: color 0.2s;
    }
    .footer-links a:hover { color: var(--green); }

    /* ── DIVIDER ── */
    hr.section-divider {
      border: none;
      border-top: 1px solid var(--border);
    }

    /* ── RESPONSIVE ── */
    @media (max-width: 720px) {
      .hero-inner    { grid-template-columns: 1fr; }
      .contact-grid  { grid-template-columns: 1fr; }
      .nav-links     { display: none; }
    }

    @media (prefers-reduced-motion: reduce) {
      .cursor { animation: none; }
    }

    /* ── SCROLL ANIMATIONS ── */
    .reveal {
      opacity: 0;
      transform: translateY(28px);
      transition: opacity 0.6s ease, transform 0.6s ease;
    }
    .reveal.visible {
      opacity: 1;
      transform: translateY(0);
    }
    /* Staggered children — cards, skill groups, etc */
    .stagger > * {
      opacity: 0;
      transform: translateY(24px);
      transition: opacity 0.5s ease, transform 0.5s ease;
    }
    .stagger.visible > *:nth-child(1) { transition-delay: 0.05s; }
    .stagger.visible > *:nth-child(2) { transition-delay: 0.15s; }
    .stagger.visible > *:nth-child(3) { transition-delay: 0.25s; }
    .stagger.visible > *:nth-child(4) { transition-delay: 0.35s; }
    .stagger.visible > * {
      opacity: 1;
      transform: translateY(0);
    }