:root{
    --bg: #0A1F44;
    --bg-alt: #0D2A5C;
    --bg-deep: #071633;
    --grid: rgba(125,211,252,0.09);
    --grid-strong: rgba(125,211,252,0.18);
    --ink: #EAF2FF;
    --ink-dim: #9FB6DD;
    --ink-faint: #6E88B5;
    --line: #7DD3FC;
    --line-dim: rgba(125,211,252,0.4);
    --stamp: #FFB454;
    --stamp-dim: rgba(255,180,84,0.35);
    --mono: 'IBM Plex Mono', ui-monospace, monospace;
    --display: 'Space Grotesk', sans-serif;
    --body: 'Inter', sans-serif;
    --max: 1180px;
  }

  *{box-sizing:border-box; margin:0; padding:0;}
  html{scroll-behavior:smooth;}
  @media (prefers-reduced-motion: reduce){
    html{scroll-behavior:auto;}
    *{animation-duration:0.01ms !important; animation-iteration-count:1 !important; transition-duration:0.01ms !important; scroll-behavior:auto !important;}
  }

  body{
    background:
      linear-gradient(var(--grid) 1px, transparent 1px),
      linear-gradient(90deg, var(--grid) 1px, transparent 1px),
      var(--bg);
    background-size: 40px 40px, 40px 40px, auto;
    color: var(--ink);
    font-family: var(--body);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
    width: 100%;
  }

  img, svg{ max-width: 100%; height: auto; }

  /* Prevent grid/flex children from forcing overflow past their track/line
     via content-based min-width, which is the #1 cause of mobile horizontal
     scroll in grid layouts. */
  .skills-grid > *, .certs-grid > *, .stats-grid > *, .hero-inner > *,
  .rev-head > *, .contact-grid > *{ min-width: 0; }

  a{color: inherit;}
  ::selection{ background: var(--stamp); color: var(--bg-deep); }

  a:focus-visible, button:focus-visible, summary:focus-visible{
    outline: 2px solid var(--stamp);
    outline-offset: 3px;
  }

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

  .eyebrow{
    font-family: var(--mono);
    font-size: 12.5px;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--line);
    display:flex;
    align-items:center;
    gap:10px;
  }
  .eyebrow::before{
    content:"";
    width:22px; height:1px;
    background: var(--line);
    display:inline-block;
  }

  h1,h2,h3{ font-family: var(--display); font-weight:600; letter-spacing:-0.01em; }

  /* ---------- NAV ---------- */
  header.nav{
    position: fixed; top:0; left:0; right:0; z-index: 100;
    background: rgba(10,31,68,0.82);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--grid-strong);
  }
  .nav-inner{
    max-width: var(--max); margin:0 auto; padding: 16px 28px;
    display:flex; align-items:center; justify-content:space-between;
  }
  .logo{
    font-family: var(--mono); font-weight:600; font-size:15px; letter-spacing:0.05em;
    display:flex; align-items:center; gap:8px; text-decoration:none;
  }
  .logo .dot{ width:8px; height:8px; border-radius:50%; background: var(--stamp); box-shadow:0 0 8px var(--stamp);}
  .nav-links{ display:flex; gap:30px; list-style:none; font-family: var(--mono); font-size:13px; letter-spacing:0.04em;}
  .nav-links a{ text-decoration:none; color: var(--ink-dim); position:relative; padding: 4px 0; transition:color .2s;}
  .nav-links a:hover{ color: var(--line); }
  .nav-links a::after{
    content:""; position:absolute; left:0; bottom:-2px; width:0; height:1px; background:var(--line);
    transition: width .25s;
  }
  .nav-links a:hover::after{ width:100%; }
  .nav-cta{
    border:1px solid var(--line-dim); padding:8px 16px; border-radius:2px;
    font-family:var(--mono); font-size:12.5px; text-decoration:none; color:var(--line);
    transition: all .2s;
  }
  .nav-cta:hover{ background: var(--line); color: var(--bg-deep); }
  .nav-toggle{ display:none; background:none; border:1px solid var(--grid-strong); color:var(--ink); padding:8px 10px; }

  @media (max-width: 780px){
    .nav-links{
      /* height uses a vh calc rather than bottom:0 because the header's
         backdrop-filter creates a containing block for fixed descendants,
         which would make bottom:0 resolve against the header box (~57px
         tall) instead of the viewport. */
      position:fixed; top:57px; left:0; right:0; height: calc(100vh - 57px); background: var(--bg-deep);
      flex-direction:column; padding: 28px; gap:6px;
      border-bottom: 1px solid var(--grid-strong);
      transform: translateY(-8px); transition: transform .25s ease, opacity .25s ease, visibility .25s;
      opacity:0; visibility:hidden;
      overflow-y:auto;
      -webkit-overflow-scrolling: touch;
    }
    .nav-links.open{ transform: translateY(0); opacity:1; visibility:visible; }
    .nav-links a{ display:block; padding:14px 4px; font-size:16px; border-bottom:1px solid var(--grid-strong); }
    .nav-links a::after{ display:none; }
    .nav-cta{ display:none; }
    .nav-toggle{ display:block; font-size:16px; padding:10px 12px; }
  }

  /* ---------- HERO ---------- */
  .hero{
    padding: 168px 0 90px;
    position:relative;
  }
  .hero-inner{
    display:grid; grid-template-columns: 1.05fr 0.95fr; gap:56px; align-items:center;
  }
  .hero h1{
    font-size: clamp(40px, 6vw, 68px);
    line-height: 1.03;
    margin: 18px 0 14px;
  }
  .hero h1 .accent{ color: var(--line); }
  .hero .role{
    font-family: var(--mono); color: var(--ink-dim); font-size:16px; margin-bottom:22px;
    display:flex; gap:14px; flex-wrap:wrap; align-items:center;
  }
  .hero .role .sep{ color: var(--ink-faint); }
  .hero p.desc{ color: var(--ink-dim); font-size:16.5px; max-width:520px; margin-bottom:32px; }
  .hero .cta-row{ display:flex; gap:16px; flex-wrap:wrap; }
  .btn{
    font-family:var(--mono); font-size:13px; letter-spacing:0.03em; text-decoration:none;
    padding:13px 24px; border-radius:2px; display:inline-flex; align-items:center; gap:8px;
    transition: all .2s;
  }
  .btn-primary{ background: var(--line); color: var(--bg-deep); font-weight:600; }
  .btn-primary:hover{ background: var(--ink); }
  .btn-ghost{ border:1px solid var(--grid-strong); color: var(--ink); }
  .btn-ghost:hover{ border-color: var(--line); color: var(--line); }

  /* blueprint diagram */
  .blueprint{
    position:relative;
    border:1px solid var(--grid-strong);
    background: var(--bg-deep);
    border-radius:3px;
    padding: 18px;
  }
  .blueprint svg{ width:100%; height:auto; display:block; }
  .bp-corner{ position:absolute; width:14px; height:14px; border-color: var(--line-dim); }
  .bp-corner.tl{ top:6px; left:6px; border-top:1px solid; border-left:1px solid; }
  .bp-corner.tr{ top:6px; right:6px; border-top:1px solid; border-right:1px solid; }
  .bp-corner.bl{ bottom:6px; left:6px; border-bottom:1px solid; border-left:1px solid; }
  .bp-corner.br{ bottom:6px; right:6px; border-bottom:1px solid; border-right:1px solid; }

  .flow-line{
    stroke-dasharray: 6 6;
    stroke: var(--line-dim);
    fill:none;
    stroke-width:1.6;
  }
  .flow-line.draw{
    stroke-dasharray: 400;
    stroke-dashoffset: 400;
    transition: stroke-dashoffset 1.4s ease;
  }
  .flow-line.draw.in-view{ stroke-dashoffset: 0; }
  .node-box{ opacity:0; transform: translateY(8px); transition: all .5s ease; }
  .node-box.in-view{ opacity:1; transform:translateY(0); }

  @media (max-width: 900px){
    .hero-inner{ grid-template-columns:1fr; }
  }

  /* ---------- STATS ---------- */
  .stats{
    border-top:1px solid var(--grid-strong);
    border-bottom:1px solid var(--grid-strong);
    background: rgba(13,42,92,0.35);
    padding: 44px 0;
  }
  .stats-grid{
    display:grid; grid-template-columns: repeat(6, 1fr); gap:0;
  }
  .stat{
    padding: 6px 18px; border-left: 1px dashed var(--grid-strong);
    text-align:left;
  }
  .stat:first-child{ border-left:none; }
  .stat .num{ font-family: var(--display); font-size: clamp(24px,3vw,32px); color: var(--stamp); font-weight:700; line-height:1;}
  .stat .label{ font-family: var(--mono); font-size:11.5px; color: var(--ink-dim); margin-top:8px; letter-spacing:0.02em; line-height:1.4; }
  @media (max-width: 980px){ .stats-grid{ grid-template-columns: repeat(3,1fr); row-gap:26px;} .stat:nth-child(4){border-left:none;} }
  @media (max-width: 560px){ .stats-grid{ grid-template-columns: repeat(2,1fr);} .stat:nth-child(3){border-left:none;} }

  /* ---------- SECTION SHELL ---------- */
  section{ padding: 100px 0; position:relative; }
  .sec-head{ margin-bottom: 52px; }
  .sec-head h2{
    font-size: clamp(28px,3.6vw,40px); margin-top:10px; display:flex; align-items:center; gap:16px;
  }
  .sec-head h2::after{ content:""; flex:1; height:1px; background: var(--grid-strong); }
  .sec-sub{ color: var(--ink-dim); max-width:600px; margin-top:14px; font-size:15.5px; }

  /* ---------- EXPERIENCE ---------- */
  .rev-block{ margin-bottom: 54px; }
  .rev-head{
    display:flex; justify-content:space-between; align-items:baseline; flex-wrap:wrap; gap:10px;
    border-bottom: 1px solid var(--grid-strong); padding-bottom:14px; margin-bottom:22px;
  }
  .rev-head .company{ font-family: var(--display); font-size:22px; font-weight:600; }
  .rev-head .role{ color: var(--line); font-family: var(--mono); font-size:13.5px; }
  .rev-head .dates{ font-family: var(--mono); font-size:13px; color: var(--ink-dim); background: rgba(125,211,252,0.06); border:1px solid var(--grid-strong); padding:5px 12px; border-radius:2px; }

  details.project{
    border:1px solid var(--grid-strong);
    border-radius:3px;
    margin-bottom:12px;
    background: rgba(13,42,92,0.22);
    overflow:hidden;
  }
  details.project[open]{ border-color: var(--line-dim); }
  details.project summary{
    list-style:none; cursor:pointer; padding:18px 22px;
    display:flex; justify-content:space-between; align-items:center; gap:16px;
    font-family: var(--display); font-weight:500; font-size:16.5px;
  }
  details.project summary::-webkit-details-marker{ display:none; }
  .summary-text{ display:flex; flex-direction:column; gap:5px; }
  .summary-client{ font-family:var(--mono); font-size:12px; color: var(--ink-dim); font-weight:400; letter-spacing:0.02em; }
  .chev{ width:18px; height:18px; flex-shrink:0; color:var(--line); transition: transform .25s; }
  details.project[open] .chev{ transform: rotate(45deg); }
  .project-body{ padding: 0 22px 24px; }
  .tech-tags{ display:flex; flex-wrap:wrap; gap:8px; margin-bottom:16px; }
  .tech-tags span{
    font-family:var(--mono); font-size:11px; padding:4px 9px; border:1px solid var(--grid-strong);
    color: var(--ink-dim); border-radius:2px;
  }
  .project-body ul{ list-style:none; display:flex; flex-direction:column; gap:11px; }
  .project-body li{ padding-left:20px; position:relative; color: var(--ink-dim); font-size:14.8px; }
  .project-body li::before{
    content:"›"; position:absolute; left:0; color: var(--line); font-family:var(--mono); font-weight:700;
  }

  /* simple entries (Twinline / Digidex) */
  .simple-card{
    border:1px solid var(--grid-strong); border-radius:3px; padding:22px 24px; background: rgba(13,42,92,0.22);
  }

  /* ---------- SKILLS ---------- */
  .skills-grid{
    display:grid; grid-template-columns: repeat(3, 1fr); gap: 1px;
    background: var(--grid-strong);
    border:1px solid var(--grid-strong);
  }
  .skill-cell{ background: var(--bg); padding: 26px; min-width: 0; }
  .skill-cell--wide{ grid-column: span 3; }
  .skill-cell h3{
    font-family: var(--mono); font-size:12px; letter-spacing:0.1em; text-transform:uppercase;
    color: var(--stamp); margin-bottom:14px; display:flex; align-items:center; gap:8px;
  }
  .skill-cell h3::before{ content:"◆"; font-size:9px; }
  .skill-cell .items{ display:flex; flex-wrap:wrap; gap:8px; }
  .skill-cell .items span{ font-size:13.5px; color: var(--ink-dim); }
  .skill-cell .items span:not(:last-child)::after{ content:"·"; margin-left:8px; color: var(--ink-faint); }
  @media (max-width: 900px){ .skills-grid{ grid-template-columns: repeat(2, 1fr); } .skill-cell--wide{ grid-column: span 2; } }
  @media (max-width: 820px){ .skills-grid{ grid-template-columns: 1fr; } .skill-cell--wide{ grid-column: span 1; } }

  /* ---------- CERTIFICATIONS ---------- */
  .certs-grid{ display:grid; grid-template-columns: repeat(4, 1fr); gap:18px; }
  .cert-card{
    border:1px solid var(--grid-strong); border-radius:3px; padding:24px 20px; position:relative;
    background: rgba(13,42,92,0.22); transition: border-color .2s, transform .2s; text-decoration:none; display:block; color:inherit;
  }
  .cert-card:hover{ border-color: var(--stamp-dim); transform: translateY(-3px); }
  .cert-stamp{
    display:inline-flex; align-items:center; justify-content:center;
    width:46px; height:46px; border:1.5px solid var(--stamp); border-radius:50%;
    color: var(--stamp); font-family:var(--mono); font-size:10px; font-weight:600;
    transform: rotate(-8deg); margin-bottom:16px;
  }
  .cert-badge{
    width:84px; height:84px; object-fit:contain; margin-bottom:16px;
    filter: drop-shadow(0 4px 14px rgba(0,0,0,0.35));
    transition: transform .25s ease;
  }
  .cert-card:hover .cert-badge{ transform: translateY(-2px) scale(1.03); }
  .cert-card h3{ font-size:16px; font-weight:600; margin-bottom:8px; line-height:1.35; }
  .cert-card .valid{ font-family:var(--mono); font-size:11.5px; color: var(--ink-dim); }
  @media (max-width: 900px){ .certs-grid{ grid-template-columns: repeat(2,1fr);} }
  @media (max-width: 560px){ .certs-grid{ grid-template-columns: 1fr;} }

  /* ---------- EDUCATION ---------- */
  .edu-card{ display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:14px;
    border:1px solid var(--grid-strong); padding:24px 26px; border-radius:3px; background: rgba(13,42,92,0.22);
  }
  .edu-card h3{ font-size:19px; margin-bottom:6px; }
  .edu-card .school{ font-family:var(--mono); color: var(--ink-dim); font-size:13.5px; }
  .edu-card .year{ font-family:var(--mono); color: var(--line); font-size:14px; border:1px solid var(--grid-strong); padding:6px 14px; border-radius:2px; }

  /* ---------- CONTACT / FOOTER ---------- */
  footer{
    border-top:1px solid var(--grid-strong); padding: 80px 0 40px; background: var(--bg-deep);
  }
  .contact-grid{ display:grid; grid-template-columns: 1.1fr 0.9fr; gap:40px; margin-bottom:60px; }
  .contact-grid h2{ font-size: clamp(30px,4vw,44px); margin-bottom:18px; }
  .contact-grid p{ color: var(--ink-dim); max-width: 460px; margin-bottom: 28px; }
  .contact-links{ display:flex; flex-direction:column; gap:16px; }
  .contact-links a{
    display:flex; align-items:center; gap:14px; text-decoration:none; font-family:var(--mono); font-size:14.5px;
    color: var(--ink); padding:14px 18px; border:1px solid var(--grid-strong); border-radius:2px; transition: all .2s;
  }
  .contact-links a:hover{ border-color: var(--line); color: var(--line); }
  .contact-links .ico{ color: var(--line); flex-shrink:0; }
  .foot-bottom{
    display:flex; justify-content:space-between; flex-wrap:wrap; gap:12px;
    border-top:1px solid var(--grid-strong); padding-top:26px;
    font-family:var(--mono); font-size:12px; color: var(--ink-faint);
  }
  @media (max-width: 820px){ .contact-grid{ grid-template-columns:1fr; } }

  /* reveal-on-scroll for generic sections */
  .reveal{ opacity:0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
  .reveal.in-view{ opacity:1; transform: translateY(0); }

  #recommendations .li-rec-wrap{ margin-top: 8px; }
      #recommendations .li-rec-track{
        display:flex;
        gap:20px;
        overflow-x:auto;
        scroll-snap-type:x mandatory;
        -webkit-overflow-scrolling:touch;
        padding:6px 2px 22px;
        scrollbar-width:none;
      }
      #recommendations .li-rec-track::-webkit-scrollbar{ display:none; }
      #recommendations .li-rec-card{
        scroll-snap-align:start;
        flex:0 0 min(520px, 86vw);
        background: rgba(125,211,252,0.04);
        border:1px solid var(--grid-strong, #1B3A6B);
        border-radius:6px;
        padding:28px 26px 22px;
        display:flex;
        flex-direction:column;
        min-height:230px;
      }
      #recommendations .li-rec-quote-mark{
        font-family: var(--display, 'Space Grotesk', sans-serif);
        font-size:44px;
        line-height:1;
        color: var(--accent, #7DD3FC);
        opacity:0.55;
        margin-bottom:4px;
      }
      #recommendations .li-rec-text{
        font-size:15px;
        line-height:1.65;
        color: var(--ink-dim, #9FB6DD);
        flex-grow:1;
        margin-bottom:22px;
      }
      #recommendations .li-rec-footer{
        display:flex;
        align-items:center;
        gap:12px;
        border-top:1px solid var(--grid-strong, #1B3A6B);
        padding-top:16px;
      }
      #recommendations .li-rec-avatar{
        width:44px;
        height:44px;
        flex:0 0 44px;
        border-radius:50%;
        object-fit:cover;
        border:1px solid var(--grid-strong, #1B3A6B);
      }
      #recommendations .li-rec-avatar--fallback{
        background: var(--accent, #7DD3FC);
        color: #0A1F44;
        font-family: var(--mono, 'IBM Plex Mono', monospace);
        font-weight:600;
        font-size:13px;
        display:flex;
        align-items:center;
        justify-content:center;
        border:none;
      }
      #recommendations .li-rec-person{ flex-grow:1; min-width:0; }
      #recommendations .li-rec-name{
        font-family: var(--display, 'Space Grotesk', sans-serif);
        font-size:14.5px;
        font-weight:600;
        color: var(--ink, #EAF2FF);
      }
      #recommendations .li-rec-role,
      #recommendations .li-rec-rel{
        font-family: var(--mono, 'IBM Plex Mono', monospace);
        font-size:11px;
        color: var(--ink-dim, #9FB6DD);
        opacity:0.85;
      }
      #recommendations .li-rec-badge{
        color: var(--accent, #7DD3FC);
        opacity:0.75;
        flex:0 0 auto;
        width:34px;
        height:34px;
        border-radius:50%;
        display:flex;
        align-items:center;
        justify-content:center;
        border:1px solid var(--grid-strong, #1B3A6B);
        background:transparent;
        transition:background-color .25s ease, border-color .25s ease, color .25s ease, transform .25s cubic-bezier(.34,1.56,.64,1), opacity .25s ease, box-shadow .25s ease;
      }
      #recommendations .li-rec-badge svg{
        transition:transform .25s cubic-bezier(.34,1.56,.64,1);
      }
      #recommendations .li-rec-badge:hover{
        opacity:1;
        background-color: var(--accent, #7DD3FC);
        border-color: var(--accent, #7DD3FC);
        color: #0A1F44;
        transform: scale(1.18);
        box-shadow: 0 0 0 6px rgba(125,211,252,0.12);
      }
      #recommendations .li-rec-badge:hover svg{
        transform: scale(1.1);
      }
      #recommendations .li-rec-badge:active{
        transform: scale(1.05);
      }
      #recommendations .li-rec-controls{
        display:flex;
        align-items:center;
        justify-content:center;
        gap:16px;
        margin-top:2px;
      }
      #recommendations .li-rec-btn{
        width:36px;
        height:36px;
        border-radius:50%;
        border:1px solid var(--grid-strong, #1B3A6B);
        background:transparent;
        color: var(--ink, #EAF2FF);
        font-size:18px;
        cursor:pointer;
        display:flex;
        align-items:center;
        justify-content:center;
        transition:border-color .15s ease, color .15s ease;
      }
      #recommendations .li-rec-btn:hover{
        border-color: var(--accent, #7DD3FC);
        color: var(--accent, #7DD3FC);
      }
      #recommendations .li-rec-dots{ display:flex; gap:8px; }
      #recommendations .li-rec-dot{
        width:7px;
        height:7px;
        border-radius:50%;
        background: var(--grid-strong, #1B3A6B);
        cursor:pointer;
        border:none;
        padding:0;
        transition:background .15s ease, transform .15s ease;
      }
      #recommendations .li-rec-dot.active{
        background: var(--accent, #7DD3FC);
        transform:scale(1.3);
      }
      #recommendations .li-rec-cta{
        text-align:center;
        margin-top:18px;
        font-family: var(--mono, 'IBM Plex Mono', monospace);
        font-size:12.5px;
      }
      #recommendations .li-rec-cta a{
        color: var(--accent, #7DD3FC);
        text-decoration:none;
        border-bottom:1px solid transparent;
      }
      #recommendations .li-rec-cta a:hover{ border-bottom-color: var(--accent, #7DD3FC); }