/* Base reset & tokens */
* { box-sizing: border-box; }
html, body { height: 100%; }
html { -webkit-text-size-adjust: 100%; }

/* Tokens */
:root {
  color-scheme: dark;
  --bg: #0b0d10;
  --elev: #0f1318;
  --text: #e6e8eb;
  --muted: #a9b0bb;
  --accent: #8ab4f8;
  --border: 255 255 255 / 10%;
  --shadow: 0 12px 30px rgba(0,0,0,.35);
  --radius: 16px;

  /* layout scale */
  --wrap: 960px;
  --s1: 6px; --s2: 10px; --s3: 16px; --s4: 20px; --s5: 28px; --s6: 40px; --s7: 56px;

  /* intro */
  --avatar: 200px;
  --intro-gap: var(--s5);

  /* nav */
  --nav-h: 56px;
}

@media (prefers-color-scheme: light) {
  :root {
    color-scheme: light;
    --bg: #f7f8fa; --elev: #fff; --text: #0c0f13; --muted: #4a5565; --border: 0 0 0 / 12%;
    --shadow: 0 8px 30px rgba(0,0,0,.08);
  }
}

/* Global */
body {
  margin: 0;
  font: 400 16px/1.65 "Poppins", ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial;
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  padding-top: var(--nav-h);              /* offset for fixed nav */
}
html { scroll-padding-top: var(--nav-h); }

::selection { background: color-mix(in oklab, var(--accent), white 20%); color: #0a0c0f; }

.visually-hidden {
  position:absolute; clip: rect(0 0 0 0); clip-path: inset(50%);
  width:1px; height:1px; overflow:hidden; white-space:nowrap;
}

.section-inner { max-width: var(--wrap); margin: 0 auto; padding: var(--s7) var(--s4) var(--s6); }

a { color: inherit; text-decoration: none; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 6px; }

/* Fixed nav */
#sticky-nav{
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  display: flex; gap: 18px; align-items: center; justify-content: center;
  height: var(--nav-h);
  border-bottom: 1px solid rgba(var(--border));
  background: var(--elev);
  backdrop-filter: none;
}
#sticky-nav a { padding: 6px 10px; border-radius: 8px; }
#sticky-nav a:hover { background: rgba(255,255,255,.05); }

/* Intro layout (2x2 grid)
   row1: avatar | head
   row2: stats  | bio
*/
.intro {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: var(--s7) var(--s4) var(--s6);
  display: grid;
  grid-template-columns: var(--avatar) 1fr;
  grid-template-areas:
    "photo head"
    "stats bio";
  column-gap: var(--intro-gap);
  row-gap: var(--s4);
  align-items: start;
}
.avatar {
  grid-area: photo;
  width: var(--avatar);
  height: var(--avatar);
  border-radius: 50%;
  object-fit: cover;
  display: block;
  border: 1px solid rgba(var(--border));
  box-shadow: var(--shadow);
  background: linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,0));
}
.intro-text { grid-area: head; max-width: 64ch; }
.intro h1 { margin: 0; font-size: clamp(32px, 6vw, 44px); line-height: 1.15; letter-spacing: .2px; text-align: left; }
.kicker { margin: 10px 0 28px; color: var(--muted); font-size: 15px; text-align: left; }

.intro-bio { grid-area: bio; max-width: 64ch; }
.bio { margin: 0 0 var(--s4); line-height: 1.7; }

/* Stats = vertical stack in left column */
.about-stats { list-style: none; margin: 0; padding: 0; }
.intro-stats { grid-area: stats; display: flex; flex-direction: column; gap: 10px; }
.stat-card {
  display: flex; gap: 8px; align-items: center; padding: 8px 10px; width: 100%;
  border: 1px solid rgba(var(--border)); border-radius: 10px; background: var(--elev); color: var(--muted);
}

/* Social + CTA */
.social-icons { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.social-icons a {
  width: 36px; height: 36px; display: inline-flex; align-items: center; justify-content: center;
  border: 1px solid rgba(var(--border)); border-radius: 10px; background: var(--elev);
  transition: transform .15s ease, border-color .2s ease;
}
.social-icons a:hover { transform: translateY(-1px); border-color: color-mix(in oklab, var(--accent), white 25%); }
.social-icons .cta { width: auto; height: auto; padding: 8px 12px; border-radius: 999px; font-weight: 600; }

/* Sections */
.section-inner { padding-top: var(--s6); padding-bottom: var(--s6); }
h2 { margin: 0 0 var(--s3); font-size: 22px; letter-spacing: .2px; }

/* Projects */
.project-subtitle { color: var(--muted); margin-top: -6px; }
.project-grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.project-card {
  display: block; border: 1px solid rgba(var(--border)); border-radius: var(--radius); background: var(--elev);
  transition: transform .15s ease, box-shadow .2s ease, border-color .2s ease;
}
.project-card:hover { transform: translateY(-2px); border-color: color-mix(in oklab, var(--accent), white 25%); box-shadow: 0 10px 28px rgba(0,0,0,.35); }
.card-content { padding: 18px; }
.card-content h3 { margin: 0 0 6px; font-size: 18px; }
.card-content p { margin: 0; color: var(--text); }
.tech-tags { display: flex; gap: 8px; list-style: none; padding: 0; margin: 12px 0 0; flex-wrap: wrap; }
.tech-tags li { font-size: 12px; padding: 4px 8px; border: 1px solid rgba(var(--border)); border-radius: 999px; color: var(--muted); }

.project-card { position: relative; overflow: hidden; }
.project-icon{
  width: 56px; height: 56px;
  display:inline-flex; align-items:center; justify-content:center;
  border: 1px solid rgba(var(--border)); border-radius: 14px;
  background: linear-gradient(180deg, rgba(255,255,255,.06), transparent);
  box-shadow: 0 6px 14px rgba(0,0,0,.25), inset 0 -1px 0 rgba(255,255,255,.04);
  margin-bottom: 12px;
  transition: transform .15s ease, border-color .2s ease;
}
.project-icon i{ font-size: 26px; color: var(--muted); line-height: 1; }
.project-card:hover .project-icon{
  transform: translateY(-1px);
  border-color: color-mix(in oklab, var(--accent), white 25%);
}


/* Skills grid cards */
.tool-grid { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); }
.tool-card { display: flex; align-items: center; gap: 10px; padding: 10px 12px; border: 1px solid rgba(var(--border)); border-radius: 12px; background: var(--elev); }
.tool-card i { font-size: 20px; }
.tool-card span { font-size: 14px; color: var(--text); }

/* Resume button */
.btn-download { display: inline-flex; align-items: center; gap: 8px; padding: 8px 12px; border-radius: 999px;
  border: 1px solid rgba(var(--border)); background: var(--elev); transition: transform .15s ease, border-color .2s ease; }
.btn-download:hover { transform: translateY(-1px); border-color: color-mix(in oklab, var(--accent), white 25%); }

/* Footer */
#contact footer {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: var(--s6) var(--s4) var(--s7);
  color: var(--muted);
  border-top: 1px solid rgba(var(--border));
  text-align: center;           /* <- center the text */
}
#contact footer a { color: var(--text); }

/* Responsive */
@media (max-width: 900px) {
  .intro {
    grid-template-columns: 1fr;
    grid-template-areas:
      "photo"
      "head"
      "stats"
      "bio";
    justify-items: center;
  }
  .intro-text, .intro-bio { max-width: 60ch; }
  .avatar { width: 128px; height: 128px; }
  .intro-stats { flex-direction: row; flex-wrap: wrap; justify-content: center; }
}
@media (max-width: 520px) {
  .section-inner { padding-left: var(--s3); padding-right: var(--s3); }
}

/* Motion sensitivity */
@media (prefers-reduced-motion: reduce) { * { animation: none !important; transition: none !important; } }

/* === CV (HTML resume) === */
.cv-actions { display:flex; gap:10px; margin: 8px 0 var(--s4); flex-wrap: wrap; }

.cv { margin-top: var(--s4); }
.cv-header { margin-bottom: var(--s5); }
.cv-name { margin: 0 0 4px; font-size: 22px; }
.cv-meta { margin: 0; color: var(--muted); font-size: 14px; }

.cv-section { margin-top: var(--s6); }
.cv-section h4 { margin: 0 0 var(--s3); font-size: 16px; letter-spacing: .2px; color: var(--text); }

.cv-item { margin-top: var(--s4); }
.cv-role { display:flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; align-items: baseline; }
.cv-role h5 { margin: 0; font-size: 16px; }
.cv-right { color: var(--muted); font-size: 14px; }
.cv-submeta { color: var(--muted); font-size: 14px; margin: 4px 0 6px; }

.cv ul { margin: var(--s2) 0 0 var(--s3); padding: 0; }
.cv li { margin: 6px 0; }
.cv li::marker { color: var(--accent); }

/* Print-friendly PDF from the browser */
@media print {
  :root { --bg:#fff; --elev:#fff; --text:#0c0f13; --muted:#555; }
  body { background:#fff; color:#000; padding-top:0; }
  #sticky-nav, #contact { display: none !important; }
  .section-inner { max-width: 7.2in; padding: 0; margin: 0 auto; }
  .cv { margin: 0; }
  .cv-section { page-break-inside: avoid; }
  a { color: inherit; text-decoration: none; }
}