:root{
    --bg:#0B0E11;
    --surface:#12161B;
    --surface-2:#171C22;
    --border:#232A33;
    --text:#E4E7EB;
    --muted:#7C8794;
    --amber:#FFB454;
    --cyan:#5EC8D8;
    --green:#7EE0A8;
    --red:#FF6B6B;
    --mono:'JetBrains Mono', monospace;
    --sans:'Inter', sans-serif;
    --maxw:960px;
  }
  *{box-sizing:border-box; margin:0; padding:0;}
  html{scroll-behavior:smooth;}
  body{
    background:var(--bg);
    color:var(--text);
    font-family:var(--sans);
    line-height:1.6;
    background-image:
      linear-gradient(var(--border) 1px, transparent 1px),
      linear-gradient(90deg, var(--border) 1px, transparent 1px);
    background-size:48px 48px;
    background-attachment:fixed;
    background-position:center;
  }
  @media (prefers-reduced-motion: reduce){
    *{animation-duration:0.001s !important; animation-iteration-count:1 !important; transition-duration:0.001s !important;}
  }
  a{color:inherit;}
  ::selection{background:var(--amber); color:#0B0E11;}

  /* ---------- Layout helpers ---------- */
  .wrap{max-width:var(--maxw); margin:0 auto; padding:0 24px;}
  section{padding:110px 0;}
  .eyebrow{
    font-family:var(--mono);
    font-size:12.5px;
    letter-spacing:.14em;
    text-transform:uppercase;
    color:var(--amber);
    display:flex;
    align-items:center;
    gap:10px;
    margin-bottom:18px;
  }
  .eyebrow::before{content:"$"; color:var(--muted);}
  .line-label{
    font-family:var(--mono);
    color:var(--muted);
    font-size:12px;
    user-select:none;
  }
  h1,h2,h3{font-family:var(--mono); font-weight:700; letter-spacing:-.01em;}
  h2{font-size:clamp(26px,3.4vw,36px); margin-bottom:44px; display:flex; align-items:baseline; gap:14px;}
  h2 .num{color:var(--muted); font-size:.55em; font-weight:500;}

  /* ---------- Top nav ---------- */
  header{
    position:sticky; top:0; z-index:50;
    background:rgba(11,14,17,.86);
    backdrop-filter:blur(10px);
    border-bottom:1px solid var(--border);
  }
  nav.wrap{
    display:flex; align-items:center; justify-content:space-between;
    height:64px;
  }
  .brand{font-family:var(--mono); font-weight:700; font-size:15px;}
  .brand span{color:var(--amber);}
  .navlinks{display:flex; gap:28px; list-style:none; font-family:var(--mono); font-size:13px; color:var(--muted);}
  .navlinks a{text-decoration:none; transition:color .15s;}
  .navlinks a:hover{color:var(--cyan);}
  .navlinks li::before{content:"./"; color:var(--border);}
  @media (max-width:640px){ .navlinks{display:none;} }

  /* ---------- Hero / terminal ---------- */
  .hero{padding:90px 0 100px;}
  .hero-grid{display:grid; grid-template-columns:1.1fr .9fr; gap:56px; align-items:center;}
  @media (max-width:860px){ .hero-grid{grid-template-columns:1fr;} }

  .status-chip{
    display:inline-flex; align-items:center; gap:8px;
    font-family:var(--mono); font-size:12px; color:var(--green);
    border:1px solid #1f3a2c; background:#0f1a14;
    padding:6px 12px; border-radius:100px; margin-bottom:26px;
  }
  
  @keyframes pulse{0%,100%{opacity:1;}50%{opacity:.4;}}

  .hero h1{font-size:clamp(34px,5.2vw,54px); line-height:1.12; margin-bottom:18px;}
  .hero h1 .accent{color:var(--amber);}
  .hero p.role{font-family:var(--mono); color:var(--cyan); font-size:18px; margin-bottom:18px;}
  .hero p.desc{color:var(--muted); font-size:16px; max-width:46ch; margin-bottom:34px;}

  .cta-row{display:flex; gap:14px; flex-wrap:wrap;}
  .btn{
    font-family:var(--mono); font-size:13.5px; text-decoration:none;
    padding:13px 22px; border-radius:6px; display:inline-flex; align-items:center; gap:8px;
    transition:transform .15s, border-color .15s, background .15s;
  }
  .btn-primary{background:var(--amber); color:#0B0E11; font-weight:700;}
  .btn-primary:hover{transform:translateY(-2px);}
  .btn-ghost{border:1px solid var(--border); color:var(--text);}
  .btn-ghost:hover{border-color:var(--cyan); color:var(--cyan);}

  /* terminal window */
  .terminal{
    background:var(--surface);
    border:1px solid var(--border);
    border-radius:10px;
    overflow:hidden;
    box-shadow:0 30px 60px -20px rgba(0,0,0,.55);
  }
  .term-bar{
    display:flex; align-items:center; gap:8px;
    padding:11px 14px; background:var(--surface-2); border-bottom:1px solid var(--border);
  }
  .term-bar span{width:11px; height:11px; border-radius:50%; display:inline-block;}
  .term-bar .r{background:#ff5f56;} .term-bar .y{background:#ffbd2e;} .term-bar .g{background:#27c93f;}
  .term-bar .title{margin-left:8px; font-family:var(--mono); font-size:12px; color:var(--muted);}
  .term-body{padding:20px; font-family:var(--mono); font-size:13.5px; min-height:230px;}
  .term-body .l{margin-bottom:9px; white-space:pre-wrap;}
  .term-body .prompt{color:var(--cyan);}
  .term-body .out{color:var(--muted);}
  .term-body .ok{color:var(--green);}
  .term-body .warn{color:var(--amber);}
  .cursor{display:inline-block; width:8px; height:15px; background:var(--amber); vertical-align:-2px; animation:blink 1s step-end infinite;}
  @keyframes blink{50%{opacity:0;}}

  /* ---------- About ---------- */
  .about-grid{display:grid; grid-template-columns:1fr 1fr; gap:50px;}
  @media (max-width:760px){ .about-grid{grid-template-columns:1fr;} }
  .about-grid p{color:var(--muted); margin-bottom:16px;}
  .about-grid p strong{color:var(--text);}
  .stat-list{display:flex; flex-direction:column; gap:0; border-top:1px solid var(--border);}
  .stat-row{display:flex; justify-content:space-between; align-items:baseline; gap:16px; padding:16px 0; border-bottom:1px solid var(--border); font-family:var(--mono); font-size:13.5px;}
  .stat-row .k{color:var(--muted); flex-shrink:0;}
  .stat-row .v{color:var(--text); font-weight:600; text-align:right;}
  @media (max-width:480px){
    .stat-row{flex-direction:column; align-items:flex-start; gap:6px;}
    .stat-row .v{text-align:left;}
  }

  /* ---------- Skills ---------- */
  .skills-grid{display:grid; grid-template-columns:repeat(auto-fit,minmax(210px,1fr)); gap:16px;}
  .skill-card{
    background:var(--surface); border:1px solid var(--border); border-radius:10px; padding:22px;
    transition:border-color .2s, transform .2s;
  }
  .skill-card:hover{border-color:var(--cyan); transform:translateY(-3px);}
  .skill-card .tag{font-family:var(--mono); font-size:11px; color:var(--amber); text-transform:uppercase; letter-spacing:.08em; margin-bottom:10px; display:block;}
  .skill-card h3{font-size:16px; margin-bottom:10px; font-weight:600;}
  .skill-card ul{list-style:none; display:flex; flex-wrap:wrap; gap:7px;}
  .skill-card li{font-family:var(--mono); font-size:12px; color:var(--muted); border:1px solid var(--border); padding:4px 9px; border-radius:5px;}

  /* ---------- Projects ---------- */
  .project{
    border:1px solid var(--border); border-radius:12px; background:var(--surface);
    padding:30px; margin-bottom:20px;
    display:grid; grid-template-columns:auto 1fr; gap:26px;
  }
  @media (max-width:700px){ .project{grid-template-columns:1fr;} }
  .project .idx{font-family:var(--mono); color:var(--border); font-size:42px; font-weight:800; line-height:1;}
  .project-head{display:flex; justify-content:space-between; align-items:flex-start; gap:16px; margin-bottom:10px; flex-wrap:wrap;}
  .project h3{font-size:19px;}
  .project .status{font-family:var(--mono); font-size:11px; color:var(--green); border:1px solid #1f3a2c; background:#0f1a14; padding:4px 10px; border-radius:100px; white-space:nowrap;}
  .project p{color:var(--muted); margin-bottom:16px; font-size:14.5px;}
  .stack-row{display:flex; flex-wrap:wrap; gap:8px; margin-bottom:16px;}
  .stack-row span{font-family:var(--mono); font-size:11.5px; color:var(--cyan); border:1px solid #1c333a; background:#0e1b1f; padding:4px 10px; border-radius:5px;}
  .project-links{display:flex; gap:18px; font-family:var(--mono); font-size:12.5px;}
  .project-links a{text-decoration:none; color:var(--text); border-bottom:1px solid var(--border); padding-bottom:2px;}
  .project-links a:hover{color:var(--amber); border-color:var(--amber);}

  /* ---------- Experience ---------- */
  .timeline{border-left:1px solid var(--border); margin-left:6px;}
  .tl-item{position:relative; padding:0 0 36px 28px;}
  .tl-item:last-child{padding-bottom:0;}
  .tl-item::before{content:""; position:absolute; left:-5.5px; top:4px; width:10px; height:10px; border-radius:50%; background:var(--amber); box-shadow:0 0 0 4px var(--bg);}
  .tl-item .period{font-family:var(--mono); font-size:12px; color:var(--muted); margin-bottom:4px;}
  .tl-item h3{font-size:16.5px; margin-bottom:4px;}
  .tl-item .org{font-family:var(--mono); font-size:13px; color:var(--cyan); margin-bottom:8px;}
  .tl-item p{color:var(--muted); font-size:14.5px;}

  /* ---------- Contact ---------- */
  .contact-box{
    border:1px solid var(--border); border-radius:14px; padding:52px;
    background:linear-gradient(160deg, var(--surface), var(--surface-2));
    text-align:center;
  }
  .contact-box .eyebrow{justify-content:center;}
  .contact-box h2{justify-content:center; margin-bottom:16px;}
  .contact-box p{color:var(--muted); max-width:44ch; margin:0 auto 30px;}
  .contact-links{display:flex; justify-content:center; gap:14px; flex-wrap:wrap;}

  footer{border-top:1px solid var(--border); padding:28px 0; text-align:center; font-family:var(--mono); font-size:12px; color:var(--muted);}

  /* focus visibility */
  a:focus-visible, button:focus-visible{outline:2px solid var(--amber); outline-offset:3px;}