:root{
    --bg:        #FAFAF9;
    --panel:     #F1F2EE;
    --ink:       #13171B;
    --ink-muted: #5C6570;
    --ink-faint: #9AA1A8;
    --line:      #E1E3DE;
    --accent:    #1F7A5C;
    --accent-soft: rgba(31,122,92,0.09);
    --accent2:   #3E5C76;

    --font-display: 'Space Grotesk', sans-serif;
    --font-body:    'Inter', sans-serif;
    --font-mono:    'JetBrains Mono', monospace;

    --max: 860px;
  }

  html[data-theme="dark"]{
    --bg:        #0D1013;
    --panel:     #171B1F;
    --ink:       #EDEFEC;
    --ink-muted: #9BA3AA;
    --ink-faint: #838B92;
    --line:      #262B2F;
    --accent:    #45B08D;
    --accent-soft: rgba(69,176,141,0.14);
    --accent2:   #7FA3C4;
  }

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

  html{ scroll-behavior:smooth; }

  body{
    background:var(--bg);
    color:var(--ink);
    font-family:var(--font-body);
    line-height:1.5;
    -webkit-font-smoothing:antialiased;
  }

  @media (prefers-reduced-motion:no-preference){
    body, .row, .tag, .clock-block, nav, .status{
      transition:background-color .2s ease, border-color .2s ease, color .2s ease;
    }
  }

  a{ color:inherit; text-decoration:none; }

  ::selection{ background:var(--accent-soft); color:var(--ink); }

  :focus-visible{
    outline:2px solid var(--accent);
    outline-offset:3px;
  }

  .wrap{
    max-width:var(--max);
    margin:0 auto;
    padding:0 28px;
  }

  .mono{ font-family:var(--font-mono); }

  .eyebrow{
    font-family:var(--font-mono);
    font-size:12.5px;
    letter-spacing:0.06em;
    color:var(--ink-faint);
  }

  nav{
    padding:26px 0;
    border-bottom:1px solid var(--line);
  }
  nav .wrap{
    display:flex;
    align-items:center;
    justify-content:space-between;
  }
  .wordmark{
    font-family:var(--font-mono);
    font-weight:500;
    font-size:15px;
    letter-spacing:0.02em;
  }
  .wordmark span{ color:var(--accent); }
  .navlinks{
    display:flex;
    gap:22px;
    font-family:var(--font-mono);
    font-size:12.5px;
    letter-spacing:0.04em;
    text-transform:uppercase;
    color:var(--ink-muted);
  }
  .navlinks a{ transition:color .15s ease; }
  .navlinks a:hover{ color:var(--ink); }

  .theme-toggle{
    display:flex;
    align-items:center;
    gap:7px;
    background:none;
    border:none;
    cursor:pointer;
    font-family:var(--font-mono);
    font-size:12.5px;
    letter-spacing:0.04em;
    text-transform:uppercase;
    color:var(--ink-muted);
    padding:0;
  }
  .theme-toggle:hover{ color:var(--ink); }
  .theme-toggle .box{ color:var(--accent); }

  .hero{
    padding:88px 0 56px;
  }
  .prompt{
    font-family:var(--font-mono);
    font-size:14px;
    color:var(--ink-muted);
    margin-bottom:22px;
  }
  .prompt .path{ color:var(--accent2); }
  .cursor{
    display:inline-block;
    color:var(--accent);
    animation:blink 1.05s steps(1) infinite;
  }
  @media (prefers-reduced-motion:reduce){
    .cursor{ animation:none; opacity:1; }
  }
  @keyframes blink{ 50%{ opacity:0; } }

  h1{
    font-family:var(--font-display);
    font-weight:700;
    font-size:clamp(52px, 10vw, 92px);
    line-height:0.98;
    letter-spacing:-0.02em;
    margin-bottom:26px;
  }

  .lede{
    max-width:560px;
    font-size:18px;
    color:var(--ink-muted);
    margin-bottom:6px;
  }

  .lede strong{ color:var(--ink); font-weight:500; }

  .status{
    border-top:1px solid var(--line);
    border-bottom:1px solid var(--line);
    padding:18px 0;
    margin-top:44px;
    display:flex;
    flex-wrap:wrap;
    gap:28px 40px;
  }
  .status-item{
    font-family:var(--font-mono);
    font-size:13px;
  }
  .status-item .k{
    display:block;
    color:var(--ink-faint);
    font-size:11px;
    letter-spacing:0.06em;
    margin-bottom:5px;
  }
  .status-item .v{ color:var(--ink); }
  .status-item .v.accent{ color:var(--accent); }

  section{ padding:64px 0; }
  section + section{ border-top:1px solid var(--line); }

  .section-head{
    display:flex;
    align-items:baseline;
    justify-content:space-between;
    margin-bottom:34px;
  }
  .section-head h2{
    font-family:var(--font-mono);
    font-weight:500;
    font-size:15px;
    color:var(--ink);
  }
  .section-head h2 .slash{ color:var(--accent); }
  .section-head .count{
    font-family:var(--font-mono);
    font-size:12px;
    color:var(--ink-faint);
  }

  .row{
    display:block;
    padding:26px 0;
    border-top:1px solid var(--line);
    transition:padding-left .18s ease, border-color .18s ease;
  }
  .row:first-of-type{ border-top:none; }
  a.row:hover, a.row:focus-visible{
    padding-left:10px;
    border-top-color:var(--line);
  }
  a.row:hover .row-title, a.row:focus-visible .row-title{ color:var(--accent); }

  .row-top{
    display:flex;
    align-items:baseline;
    justify-content:space-between;
    gap:16px;
    margin-bottom:8px;
  }
  .row-title{
    font-family:var(--font-display);
    font-weight:600;
    font-size:24px;
    transition:color .15s ease;
  }
  .row-file{
    font-family:var(--font-mono);
    font-size:12px;
    color:var(--ink-faint);
    white-space:nowrap;
  }
  .project-link:hover{ color:var(--accent); }
  .row-desc{
    color:var(--ink-muted);
    font-size:15px;
    max-width:520px;
    margin-bottom:14px;
  }
  .tags{
    display:flex;
    gap:8px;
    flex-wrap:wrap;
  }
  .tag{
    font-family:var(--font-mono);
    font-size:11px;
    letter-spacing:0.03em;
    padding:4px 8px;
    border:1px solid var(--line);
    border-radius:3px;
    color:var(--ink-muted);
  }
  .tag.accent{
    color:var(--accent);
    border-color:var(--accent-soft);
    background:var(--accent-soft);
  }

  .downloads{
    display:flex;
    gap:18px;
    margin-top:12px;
    line-height:1.5;
    font-family:var(--font-mono);
    font-size:12.5px;
  }
  .downloads a{
    color:var(--accent2);
    border-bottom:1px solid transparent;
  }
  .downloads a:hover{ border-bottom-color:var(--accent2); }

  .copy{
    display:flex;
    gap:18px;
    margin-top:12px;
    font-family:var(--font-mono);
    font-size:12.5px;
  }

  .copy-btn{
    appearance:none;
    border:0;
    border-bottom:1px solid transparent;
    background:transparent;
    padding:12px 0;
    margin:0 0 12px;
    font:inherit;
    color:var(--accent2);
    cursor:pointer;
    transition:color .15s ease, border-color .15s ease;
  }
  .copy-btn:hover{ border-bottom-color:var(--accent2); }
  .copy-btn:focus-visible{ border-bottom-color:var(--accent); }




  .about-grid{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:48px;
  }
  .about-lower-grid{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:48px;
    margin-top:48px;
  }
  @media (max-width:640px){
    .about-grid, .about-lower-grid{ grid-template-columns:1fr; }
  }

  .about-block h3{
    font-family:var(--font-mono);
    font-size:12px;
    letter-spacing:0.06em;
    color:var(--ink-faint);
    text-transform:uppercase;
    margin-bottom:18px;
  }

  .lang-row, .os-row{
    display:flex;
    align-items:center;
    justify-content:space-between;
    padding:11px 0;
    border-top:1px solid var(--line);
    font-size:14.5px;
  }
  .lang-row:first-of-type, .os-row:first-of-type{ border-top:none; }
  .lang-name{ font-weight:500; }
  .lang-level{
    font-family:var(--font-mono);
    font-size:12px;
    color:var(--ink-faint);
    display:flex;
    align-items:center;
    gap:8px;
  }
  .dots{ letter-spacing:2px; color:var(--accent); }
  .dots .off{ color:var(--line); }

  .os-tag{
    font-family:var(--font-mono);
    font-size:10.5px;
    color:var(--ink-faint);
  }

  .clock-block{
    padding:20px;
    background:var(--panel);
    border-radius:6px;
  }
  .clock-row{
    display:flex;
    justify-content:space-between;
    align-items:baseline;
    padding:9px 0;
  }
  .clock-row + .clock-row{ border-top:1px solid var(--line); }
  .clock-label{
    font-family:var(--font-mono);
    font-size:11px;
    letter-spacing:0.05em;
    color:var(--ink-faint);
    text-transform:uppercase;
  }
  .clock-value{
    font-family:var(--font-mono);
    font-size:18px;
    font-variant-numeric:tabular-nums;
  }
  .clock-tz{ color:var(--ink-faint); font-size:12px; margin-left:6px; }

  footer{
    padding:40px 0 60px;
    display:flex;
    justify-content:space-between;
    align-items:center;
    flex-wrap:wrap;
    gap:12px;
  }
  footer p{
    font-family:var(--font-mono);
    font-size:12px;
    color:var(--ink-faint);
  }

  .school {
    padding:20px;
    background:var(--panel);
    border-radius:6px;
  }
  .school h3{
    font-family:var(--font-mono);
    font-size:12px;
    letter-spacing:0.06em;
    color:var(--ink-faint);
    text-transform:uppercase;
    margin-bottom:18px;
  }
  .school p{
    color:var(--ink-muted);
    font-size:14.5px;
  }
  .school a{
    color:var(--accent2);
    border-bottom:1px solid transparent;
  }
  .school a:hover{ border-bottom-color:var(--accent2); }