:root{
    --primary:#0F3B8C;
    --primary-deep:#0A2A66;
    --accent:#2563EB;
    --score-green:#0CCE6B;
    --score-amber:#F0A73B;
    --bg:#FFFFFF;
    --bg-soft:#F4F6FB;
    --bg-soft-2:#EDF1FA;
    --ink:#0B1526;
    --ink-soft:#5B6478;
    --line:rgba(15,59,140,0.12);
    --radius:18px;
    --shadow-sm: 0 2px 10px rgba(15,59,140,0.06);
    --shadow-md: 0 10px 30px rgba(15,59,140,0.10);
    --shadow-lg: 0 20px 60px rgba(15,59,140,0.16);
  }

  *{box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  body{
    margin:0;
    background:var(--bg);
    color:var(--ink);
    font-family:'Inter',sans-serif;
    -webkit-font-smoothing:antialiased;
    overflow-x:hidden;
  }
  h1,h2,h3,h4{
    font-family:'Space Grotesk',sans-serif;
    margin:0;
    letter-spacing:-0.02em;
  }
  .mono{
    font-family:'JetBrains Mono',monospace;
  }
  a{color:inherit;text-decoration:none;}
  img{max-width:100%;display:block;}
  .wrap{
    max-width:1120px;
    margin:0 auto;
    padding:0 28px;
  }
  section{
    padding:96px 0;
  }
  .section-soft{ background:var(--bg-soft); }

  /* ---------- eyebrow / labels ---------- */
  .eyebrow{
    font-family:'JetBrains Mono',monospace;
    font-size:12.5px;
    letter-spacing:0.12em;
    text-transform:uppercase;
    color:var(--accent);
    display:flex;
    align-items:center;
    gap:10px;
    margin-bottom:18px;
  }
  .eyebrow::before{
    content:"";
    width:22px;
    height:1px;
    background:var(--accent);
    display:inline-block;
  }

  .section-head{
    max-width:640px;
    margin-bottom:52px;
  }
  .section-head h2{
    font-size:clamp(28px,3.4vw,38px);
    line-height:1.15;
  }
  .section-head p{
    color:var(--ink-soft);
    font-size:16px;
    margin-top:12px;
    line-height:1.6;
  }

  /* ---------- NAV ---------- */
  header.site-nav{
    position:sticky;
    top:0;
    z-index:50;
    background:rgba(255,255,255,0.82);
    backdrop-filter:blur(10px);
    border-bottom:1px solid var(--line);
  }
  .nav-inner{
    max-width:1120px;
    margin:0 auto;
    padding:16px 28px;
    display:flex;
    align-items:center;
    justify-content:space-between;
  }
  .nav-logo{
    font-family:'JetBrains Mono',monospace;
    font-weight:600;
    font-size:14px;
    display:flex;
    align-items:center;
    gap:8px;
  }
  .nav-logo .dot{
    width:8px;height:8px;border-radius:50%;background:var(--score-green);
    box-shadow:0 0 0 3px rgba(12,206,107,0.18);
  }
  nav.links{
    display:flex;
    gap:32px;
    font-size:14px;
    font-weight:500;
    color:var(--ink-soft);
  }
  nav.links a:hover{ color:var(--primary); }
  .nav-cta{
    background:var(--primary);
    color:#fff;
    padding:10px 20px;
    border-radius:999px;
    font-size:13.5px;
    font-weight:600;
    box-shadow:var(--shadow-sm);
  }
  @media (max-width:800px){
    nav.links{display:none;}
  }

  /* ---------- HERO ---------- */
  .hero{
    padding:80px 0 60px;
    background:
      radial-gradient(1100px 500px at 85% -10%, rgba(37,99,235,0.10), transparent 60%),
      var(--bg);
  }
  .hero-grid{
    display:grid;
    grid-template-columns:1.05fr 0.95fr;
    gap:56px;
    align-items:center;
  }
  @media (max-width:900px){
    .hero-grid{grid-template-columns:1fr;}
  }

  .hero-title{
    font-size:clamp(38px,5.4vw,60px);
    line-height:1.03;
    font-weight:700;
  }
  .hero-role{
    margin-top:18px;
    font-size:clamp(16px,1.6vw,19px);
    color:var(--primary-deep);
    font-weight:600;
  }
  .hero-role span{ color:var(--ink-soft); font-weight:500; }

  .hero-meta{
    margin-top:22px;
    display:flex;
    flex-wrap:wrap;
    gap:14px 26px;
    font-size:14.5px;
    color:var(--ink-soft);
  }
  .hero-meta a, .hero-meta span{
    display:flex;
    align-items:center;
    gap:8px;
  }
  .hero-meta a:hover{ color:var(--primary); }

  .hero-social{
    margin-top:8px;
    display:flex;
    gap:10px;
    flex-wrap:wrap;
  }
  .chip-link{
    font-family:'JetBrains Mono',monospace;
    font-size:12.5px;
    padding:7px 13px;
    border:1px solid var(--line);
    border-radius:999px;
    color:var(--primary-deep);
    background:#fff;
  }
  .chip-link:hover{ border-color:var(--accent); background:var(--bg-soft-2); }

  .hero-actions{
    margin-top:34px;
    display:flex;
    gap:14px;
    flex-wrap:wrap;
  }
  .btn{
    display:inline-flex;
    align-items:center;
    gap:8px;
    padding:14px 26px;
    border-radius:999px;
    font-size:14.5px;
    font-weight:600;
    cursor:pointer;
    border:1px solid transparent;
    transition:transform .18s ease, box-shadow .18s ease;
  }
  .btn:hover{ transform:translateY(-2px); }
  .btn-primary{
    background:var(--primary);
    color:#fff;
    box-shadow:var(--shadow-md);
  }
  .btn-ghost{
    background:#fff;
    color:var(--primary-deep);
    border-color:var(--line);
  }

  /* browser chrome mock */
  .browser-mock{
    background:#fff;
    border-radius:16px;
    box-shadow:var(--shadow-lg);
    overflow:hidden;
    border:1px solid var(--line);
  }
  .browser-bar{
    background:var(--bg-soft-2);
    padding:11px 14px;
    display:flex;
    align-items:center;
    gap:10px;
    border-bottom:1px solid var(--line);
  }
  .browser-dots{ display:flex; gap:6px; }
  .browser-dots span{ width:9px;height:9px;border-radius:50%; background:#C9D3E8; }
  .browser-url{
    flex:1;
    background:#fff;
    border:1px solid var(--line);
    border-radius:999px;
    padding:6px 14px;
    font-family:'JetBrains Mono',monospace;
    font-size:11.5px;
    color:var(--ink-soft);
    display:flex;
    align-items:center;
    gap:6px;
    overflow:hidden;
    white-space:nowrap;
  }
  .browser-url .lock{ color:var(--score-green); font-size:11px; }
  .browser-viewport{
    position:relative;
    padding:34px 30px 26px;
    background:
      radial-gradient(600px 240px at 100% 0%, rgba(37,99,235,0.08), transparent 60%);
    display:flex;
    flex-direction:column;
    align-items:center;
    text-align:center;
  }
  .avatar{
    width:132px;height:132px;
    border-radius:26px;
    background:linear-gradient(155deg, var(--primary), var(--accent));
    color:#fff;
    display:flex;align-items:center;justify-content:center;
    font-family:'Space Grotesk',sans-serif;
    font-size:44px;
    font-weight:700;
    box-shadow:var(--shadow-md);
  }
  .perf-strip{
    margin-top:22px;
    width:100%;
    display:flex;
    justify-content:space-between;
    gap:10px;
    padding-top:20px;
    border-top:1px dashed var(--line);
  }
  .perf-item{ text-align:center; flex:1; }
  .perf-item .num{
    font-family:'Space Grotesk',sans-serif;
    font-size:20px;
    font-weight:700;
    color:var(--score-green);
  }
  .perf-item .lab{
    font-family:'JetBrains Mono',monospace;
    font-size:10px;
    color:var(--ink-soft);
    text-transform:uppercase;
    letter-spacing:.06em;
    margin-top:4px;
  }
  .load-badge{
    position:absolute;
    top:14px; right:14px;
    background:rgba(12,206,107,0.12);
    color:#0a9a54;
    font-family:'JetBrains Mono',monospace;
    font-size:10.5px;
    padding:5px 10px;
    border-radius:999px;
    font-weight:600;
  }

  /* ---------- OBJECTIVE ---------- */
  .objective-card{
    background:linear-gradient(155deg, var(--primary-deep), var(--primary));
    color:#fff;
    border-radius:24px;
    padding:52px;
    box-shadow:var(--shadow-lg);
  }
  .objective-card p{
    font-size:clamp(19px,2.2vw,24px);
    line-height:1.55;
    font-family:'Space Grotesk',sans-serif;
    font-weight:500;
  }
  .objective-tags{
    margin-top:28px;
    display:flex;
    gap:10px;
    flex-wrap:wrap;
  }
  .objective-tags span{
    font-family:'JetBrains Mono',monospace;
    font-size:12px;
    padding:6px 12px;
    background:rgba(255,255,255,0.12);
    border-radius:999px;
  }

  /* ---------- EDUCATION timeline ---------- */
  .timeline{
    position:relative;
    border-left:2px solid var(--line);
    margin-left:6px;
    padding-left:36px;
  }
  .timeline-item{
    position:relative;
    padding-bottom:40px;
  }
  .timeline-item:last-child{ padding-bottom:0; }
  .timeline-item::before{
    content:"";
    position:absolute;
    left:-43px;
    top:4px;
    width:14px;height:14px;
    border-radius:50%;
    background:#fff;
    border:3px solid var(--accent);
  }
  .timeline-item.current::before{
    background:var(--score-green);
    border-color:var(--score-green);
    box-shadow:0 0 0 5px rgba(12,206,107,0.16);
  }
  .tl-badge{
    font-family:'JetBrains Mono',monospace;
    font-size:11.5px;
    color:var(--accent);
    text-transform:uppercase;
    letter-spacing:.05em;
  }
  .timeline-item h3{ font-size:20px; margin-top:6px; }
  .timeline-item .meta{ color:var(--ink-soft); font-size:14.5px; margin-top:5px; }
  .timeline-item .score{
    display:inline-block;
    margin-top:10px;
    font-family:'JetBrains Mono',monospace;
    font-size:12.5px;
    background:var(--bg-soft-2);
    padding:4px 10px;
    border-radius:8px;
    color:var(--primary-deep);
  }

  /* ---------- SKILLS grid ---------- */
  .skill-groups{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:22px;
  }
  @media (max-width:980px){ .skill-groups{grid-template-columns:1fr 1fr;} }
  @media (max-width:560px){ .skill-groups{grid-template-columns:1fr;} }
  .skill-card{
    background:#fff;
    border:1px solid var(--line);
    border-radius:var(--radius);
    padding:26px;
    box-shadow:var(--shadow-sm);
  }
  .skill-card .icon{
    width:40px;height:40px;
    border-radius:11px;
    background:var(--bg-soft-2);
    display:flex;align-items:center;justify-content:center;
    color:var(--primary);
    font-size:18px;
    margin-bottom:16px;
  }
  .skill-card h4{ font-size:15.5px; margin-bottom:12px; }
  .skill-card ul{
    list-style:none;
    margin:0;padding:0;
    display:flex;flex-direction:column;gap:9px;
  }
  .skill-card li{
    font-size:14px;
    color:var(--ink-soft);
    display:flex;
    align-items:center;
    gap:9px;
  }
  .skill-card li::before{
    content:"";
    width:6px;height:6px;
    border-radius:50%;
    background:var(--accent);
    flex-shrink:0;
  }

  /* ---------- EXPERIENCE ---------- */
  .exp-card{
    background:#fff;
    border:1px solid var(--line);
    border-radius:var(--radius);
    padding:32px;
    box-shadow:var(--shadow-sm);
    margin-bottom:22px;
  }
  .exp-top{
    display:flex;
    justify-content:space-between;
    align-items:flex-start;
    flex-wrap:wrap;
    gap:10px;
    margin-bottom:16px;
  }
  .exp-top h3{ font-size:20px; }
  .exp-top .co{ color:var(--primary-deep); font-weight:600; font-size:15px; margin-top:4px; }
  .exp-top .dates{
    font-family:'JetBrains Mono',monospace;
    font-size:12.5px;
    color:var(--ink-soft);
    background:var(--bg-soft-2);
    padding:6px 12px;
    border-radius:999px;
    white-space:nowrap;
  }
  .exp-list{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:10px 24px;
    list-style:none;
    margin:0;padding:0;
  }
  @media (max-width:560px){ .exp-list{grid-template-columns:1fr;} }
  .exp-list li{
    font-size:14.5px;
    color:var(--ink-soft);
    display:flex;
    gap:9px;
  }
  .exp-list li::before{
    content:"✓";
    color:var(--score-green);
    font-weight:700;
    flex-shrink:0;
  }

  /* ---------- PROJECTS ---------- */
  .project-grid{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:24px;
  }
  @media (max-width:900px){ .project-grid{grid-template-columns:1fr 1fr;} }
  @media (max-width:600px){ .project-grid{grid-template-columns:1fr;} }
  .project-card{
    background:#fff;
    border:1px solid var(--line);
    border-radius:var(--radius);
    overflow:hidden;
    box-shadow:var(--shadow-sm);
    transition:transform .2s ease, box-shadow .2s ease;
  }
  .project-card:hover{
    transform:translateY(-4px);
    box-shadow:var(--shadow-md);
  }
  .project-shot{
    aspect-ratio:16/10;
    background:linear-gradient(160deg,var(--bg-soft-2),#fff);
    display:flex;
    flex-direction:column;
    border-bottom:1px solid var(--line);
  }
  .project-shot .mini-bar{
    display:flex;gap:5px;
    padding:9px 11px;
    border-bottom:1px solid var(--line);
  }
  .project-shot .mini-bar span{ width:6px;height:6px;border-radius:50%;background:#C9D3E8; }
  .project-shot .mini-body{
    flex:1;
    display:flex;
    align-items:center;
    justify-content:center;
    font-family:'Space Grotesk',sans-serif;
    color:var(--primary-deep);
    opacity:.35;
    font-size:26px;
    font-weight:700;
    letter-spacing:.02em;
  }
  .project-info{ padding:22px; }
  .project-info h4{ font-size:17px; }
  .project-info .role{
    font-size:12.5px;
    color:var(--accent);
    font-family:'JetBrains Mono',monospace;
    margin-top:6px;
  }
  .project-tags{
    margin-top:12px;
    display:flex;
    flex-wrap:wrap;
    gap:6px;
  }
  .project-tags span{
    font-size:11px;
    padding:4px 9px;
    background:var(--bg-soft-2);
    border-radius:999px;
    color:var(--primary-deep);
    font-family:'JetBrains Mono',monospace;
  }
  .project-link{
    margin-top:16px;
    display:inline-flex;
    align-items:center;
    gap:6px;
    font-size:13.5px;
    font-weight:600;
    color:var(--primary);
  }
  .project-link:hover{ text-decoration:underline; }

  /* ---------- LIGHTHOUSE-STYLE SKILL GAUGES (signature) ---------- */
  .gauge-panel{
    background:linear-gradient(160deg,#fff,var(--bg-soft));
    border:1px solid var(--line);
    border-radius:24px;
    padding:44px;
    box-shadow:var(--shadow-md);
  }
  .gauge-grid{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:30px;
    text-align:center;
  }
  @media (max-width:820px){ .gauge-grid{grid-template-columns:repeat(2,1fr);} }
  .gauge{
    display:flex;
    flex-direction:column;
    align-items:center;
    gap:12px;
  }
  .gauge svg{ transform:rotate(-90deg); }
  .gauge-ring-bg{ fill:none; stroke:var(--bg-soft-2); stroke-width:9; }
  .gauge-ring{
    fill:none;
    stroke-width:9;
    stroke-linecap:round;
    transition:stroke-dashoffset 1.4s cubic-bezier(.4,0,.2,1);
  }
  .gauge-score{
    font-family:'Space Grotesk',sans-serif;
    font-weight:700;
    font-size:22px;
  }
  .gauge-num-wrap{
    position:relative;
    width:104px;height:104px;
  }
  .gauge-num-wrap .center{
    position:absolute;
    inset:0;
    display:flex;
    align-items:center;
    justify-content:center;
    flex-direction:column;
  }
  .gauge-label{
    font-size:13.5px;
    font-weight:600;
    color:var(--ink);
  }

  /* ---------- PERSONAL INFO ---------- */
  .info-card{
    background:#fff;
    border:1px solid var(--line);
    border-radius:var(--radius);
    box-shadow:var(--shadow-sm);
    padding:8px;
  }
  .info-grid{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:0;
  }
  @media (max-width:600px){ .info-grid{grid-template-columns:1fr;} }
  .info-row{
    padding:20px 26px;
    border-bottom:1px solid var(--line);
  }
  .info-grid .info-row:nth-child(odd){ border-right:1px solid var(--line); }
  @media (max-width:600px){ .info-grid .info-row:nth-child(odd){ border-right:none; } }
  .info-row .k{
    font-family:'JetBrains Mono',monospace;
    font-size:11px;
    text-transform:uppercase;
    letter-spacing:.06em;
    color:var(--ink-soft);
  }
  .info-row .v{
    margin-top:6px;
    font-size:15px;
    font-weight:500;
    color:var(--ink);
  }

  /* ---------- CERTIFICATIONS ---------- */
  .cert-grid{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:20px;
  }
  @media (max-width:820px){ .cert-grid{grid-template-columns:repeat(2,1fr);} }
  @media (max-width:520px){ .cert-grid{grid-template-columns:1fr;} }
  .cert-card{
    background:#fff;
    border:1px solid var(--line);
    border-radius:16px;
    padding:22px;
    text-align:center;
    box-shadow:var(--shadow-sm);
  }
  .cert-card .cert-logo{
    width:48px;height:48px;
    border-radius:12px;
    background:var(--bg-soft-2);
    margin:0 auto 14px;
    display:flex;align-items:center;justify-content:center;
    color:var(--primary);
    font-weight:700;
    font-family:'Space Grotesk',sans-serif;
  }
  .cert-card h4{ font-size:14.5px; }
  .cert-card .issuer{ font-size:12.5px; color:var(--ink-soft); margin-top:6px; }

  /* ---------- TESTIMONIALS ---------- */
  .testi-grid{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:22px;
  }
  @media (max-width:900px){ .testi-grid{grid-template-columns:1fr;} }
  .testi-card{
    background:#fff;
    border:1px solid var(--line);
    border-radius:var(--radius);
    padding:26px;
    box-shadow:var(--shadow-sm);
  }
  .testi-stars{ color:var(--score-amber); font-size:14px; letter-spacing:2px; }
  .testi-card p{
    margin-top:14px;
    font-size:14.5px;
    color:var(--ink-soft);
    line-height:1.6;
  }
  .testi-who{
    margin-top:18px;
    display:flex;
    align-items:center;
    gap:10px;
  }
  .testi-who .ini{
    width:34px;height:34px;
    border-radius:50%;
    background:var(--bg-soft-2);
    color:var(--primary-deep);
    display:flex;align-items:center;justify-content:center;
    font-size:12.5px;
    font-weight:700;
  }
  .testi-who .name{ font-size:13.5px; font-weight:600; }
  .testi-who .src{ font-size:11.5px; color:var(--ink-soft); }

  /* ---------- CONTACT ---------- */
  .contact-panel{
    background:linear-gradient(155deg, var(--primary-deep), var(--primary) 60%, var(--accent));
    border-radius:28px;
    padding:64px 48px;
    color:#fff;
    text-align:center;
  }
  .contact-panel h2{
    font-size:clamp(28px,4vw,42px);
  }
  .contact-panel p{
    margin-top:14px;
    color:rgba(255,255,255,0.82);
    font-size:16px;
  }
  .contact-buttons{
    margin-top:34px;
    display:flex;
    justify-content:center;
    flex-wrap:wrap;
    gap:12px;
  }
  .contact-buttons a{
    display:inline-flex;
    align-items:center;
    gap:8px;
    padding:13px 22px;
    border-radius:999px;
    font-size:14px;
    font-weight:600;
    background:rgba(255,255,255,0.12);
    border:1px solid rgba(255,255,255,0.28);
  }
  .contact-buttons a:hover{ background:rgba(255,255,255,0.22); }
  .contact-buttons a.solid{
    background:#fff;
    color:var(--primary-deep);
  }

  footer{
    padding:36px 0;
    text-align:center;
    font-size:13px;
    color:var(--ink-soft);
  }

  /* scroll reveal */
  .reveal{
    opacity:0;
    transform:translateY(24px);
    transition:opacity .7s ease, transform .7s ease;
  }
  .reveal.is-visible{
    opacity:1;
    transform:translateY(0);
  }

  @media (prefers-reduced-motion: reduce){
    .reveal{ opacity:1; transform:none; transition:none; }
    .gauge-ring{ transition:none; }
  }

  ::selection{ background:var(--accent); color:#fff; }