:root {
  --paper: #f3f1e9;
  --paper-2: #e9e6dc;
  --ink: #151713;
  --muted: #64675f;
  --line: #cbc8bc;
  --signal: #166534;
  --signal-bright: #b7f54a;
  --panel: rgba(255, 255, 255, 0.46);
  --shadow: 0 20px 50px rgba(26, 31, 20, 0.08);
  --sans: "Helvetica Neue", Helvetica, Arial, sans-serif;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background:
    linear-gradient(rgba(21, 23, 19, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(21, 23, 19, 0.035) 1px, transparent 1px),
    var(--paper);
  background-size: 32px 32px;
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
}

a { color: inherit; }
a:focus-visible, button:focus-visible { outline: 3px solid var(--signal); outline-offset: 4px; }
::selection { background: var(--signal-bright); color: var(--ink); }

.skip-link {
  position: fixed;
  left: 1rem;
  top: -5rem;
  z-index: 100;
  background: var(--ink);
  color: white;
  padding: .7rem 1rem;
  text-decoration: none;
}
.skip-link:focus { top: 1rem; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid var(--line);
  background: rgba(243, 241, 233, .88);
  backdrop-filter: blur(16px);
}
.nav {
  width: min(1180px, calc(100% - 40px));
  min-height: 70px;
  margin: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}
.brand {
  display: inline-flex;
  gap: .7rem;
  align-items: center;
  font: 700 .78rem/1 var(--mono);
  letter-spacing: .08em;
  text-decoration: none;
  text-transform: uppercase;
}
.brand-mark {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--ink);
  color: var(--signal-bright);
}
.nav-links { display: flex; align-items: center; gap: 1.35rem; }
.nav-links a {
  color: var(--muted);
  font: 600 .76rem/1 var(--mono);
  letter-spacing: .06em;
  text-decoration: none;
  text-transform: uppercase;
}
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--signal); }

.shell { width: min(1180px, calc(100% - 40px)); margin: auto; }
.hero {
  min-height: calc(100vh - 71px);
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(300px, .65fr);
  align-items: center;
  gap: clamp(3rem, 8vw, 8rem);
  padding: 7rem 0 5rem;
}
.eyebrow, .section-index, .meta, .tag, .status-line, .crumb {
  font-family: var(--mono);
  font-size: .73rem;
  letter-spacing: .075em;
  text-transform: uppercase;
}
.eyebrow { display: flex; align-items: center; gap: .75rem; color: var(--signal); font-weight: 700; }
.eyebrow::before { content: ""; width: 34px; border-top: 2px solid currentColor; }
h1, h2, h3, p { margin-top: 0; }
h1 {
  max-width: 820px;
  margin: 1.25rem 0 1.5rem;
  font-size: clamp(3.45rem, 8vw, 7.6rem);
  font-weight: 650;
  letter-spacing: -.075em;
  line-height: .88;
}
h1 .outline { color: transparent; -webkit-text-stroke: 1.5px var(--ink); }
.hero-copy { max-width: 690px; color: var(--muted); font-size: clamp(1.05rem, 1.6vw, 1.3rem); }
.actions { display: flex; flex-wrap: wrap; gap: .8rem; margin-top: 2rem; }
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .65rem;
  min-height: 48px;
  padding: 0 1.15rem;
  border: 1px solid var(--ink);
  background: var(--ink);
  color: white;
  font: 700 .76rem/1 var(--mono);
  letter-spacing: .04em;
  text-decoration: none;
  text-transform: uppercase;
  transition: transform .18s ease, background .18s ease, color .18s ease;
}
.button:hover { transform: translateY(-2px); background: var(--signal); }
.button.secondary { background: transparent; color: var(--ink); }
.button.secondary:hover { background: var(--ink); color: white; }

.console {
  position: relative;
  padding: 1.25rem;
  border: 1px solid var(--ink);
  background: #181b16;
  color: #d9ddcf;
  box-shadow: 14px 14px 0 var(--signal-bright), var(--shadow);
  font-family: var(--mono);
}
.console::before { content: "PROFILE / SUMMARY"; display: block; padding-bottom: 1rem; border-bottom: 1px solid #383d33; color: #858c7d; font-size: .66rem; letter-spacing: .1em; }
.console-row { display: grid; grid-template-columns: 90px 1fr; gap: 1rem; padding: .8rem 0; border-bottom: 1px solid #2b2f28; font-size: .75rem; }
.console-row:last-child { border-bottom: 0; }
.console-key { color: #7d8576; }
.console-value { color: var(--signal-bright); }
.pulse { display: inline-block; width: 7px; height: 7px; margin-right: .5rem; border-radius: 50%; background: var(--signal-bright); box-shadow: 0 0 0 4px rgba(183,245,74,.12); }

.section { padding: clamp(5rem, 10vw, 9rem) 0; border-top: 1px solid var(--line); scroll-margin-top: 70px; }
.section-heading { display: grid; grid-template-columns: 130px 1fr; gap: 2rem; margin-bottom: 3.25rem; }
.section-index { color: var(--signal); font-weight: 700; }
.section-title { margin: 0; max-width: 800px; font-size: clamp(2.25rem, 5vw, 4.6rem); letter-spacing: -.055em; line-height: 1; }
.section-lead { max-width: 720px; margin: 1.2rem 0 0; color: var(--muted); font-size: 1.05rem; }

.about-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: clamp(2rem, 7vw, 7rem); }
.about-copy p:first-child { color: var(--ink); font-size: clamp(1.35rem, 2.5vw, 2rem); line-height: 1.35; letter-spacing: -.025em; }
.about-copy p { color: var(--muted); }
.facts { margin: 0; border-top: 1px solid var(--line); }
.fact { display: grid; grid-template-columns: 115px 1fr; gap: 1rem; padding: 1rem 0; border-bottom: 1px solid var(--line); }
.fact dt { color: var(--muted); font: .7rem/1.4 var(--mono); text-transform: uppercase; }
.fact dd { margin: 0; font-weight: 600; }

.project-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; }
.project-card {
  min-height: 390px;
  padding: clamp(1.5rem, 3vw, 2.3rem);
  border: 1px solid var(--line);
  background: var(--panel);
  display: flex;
  flex-direction: column;
  transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.project-card:hover { transform: translateY(-5px); border-color: var(--ink); box-shadow: var(--shadow); }
.project-number { color: var(--signal); font: 700 .7rem/1 var(--mono); }
.project-card h3 { max-width: 520px; margin: auto 0 1rem; font-size: clamp(1.75rem, 3vw, 2.7rem); letter-spacing: -.045em; line-height: 1.04; }
.project-card p { max-width: 570px; color: var(--muted); }
.project-stat { margin: 1.2rem 0; color: var(--ink); font: 700 .85rem/1.5 var(--mono); }
.tags { display: flex; flex-wrap: wrap; gap: .4rem; margin-top: 1rem; }
.tag { padding: .35rem .55rem; border: 1px solid var(--line); color: var(--muted); }
.text-link { display: inline-flex; align-items: center; gap: .5rem; margin-top: 1.4rem; color: var(--signal); font: 700 .76rem/1 var(--mono); text-decoration: none; text-transform: uppercase; }
.text-link:hover { text-decoration: underline; text-underline-offset: 4px; }

.timeline { border-top: 1px solid var(--ink); }
.role { display: grid; grid-template-columns: 190px 1fr 1.4fr; gap: clamp(1rem, 4vw, 4rem); padding: 2rem 0; border-bottom: 1px solid var(--line); }
.role-time { color: var(--muted); font: .73rem/1.5 var(--mono); text-transform: uppercase; }
.role h3 { margin-bottom: .25rem; font-size: 1.35rem; letter-spacing: -.02em; }
.role-company { color: var(--signal); font: 700 .75rem/1.4 var(--mono); text-transform: uppercase; }
.role p { margin: 0; color: var(--muted); }

.blog-feature {
  display: grid;
  grid-template-columns: .8fr 1.2fr;
  min-height: 370px;
  border: 1px solid var(--ink);
  background: var(--ink);
  color: #f4f2e9;
  text-decoration: none;
}
.blog-art { position: relative; overflow: hidden; border-right: 1px solid #34382f; background: #11130f; }
.packet {
  position: absolute;
  width: 64%;
  height: 32%;
  border: 1px solid #637052;
  background: rgba(183, 245, 74, .06);
  transform: skewY(-8deg);
}
.packet.one { left: 12%; top: 18%; }
.packet.two { left: 23%; top: 34%; }
.packet.three { left: 34%; top: 50%; border-color: var(--signal-bright); }
.packet::after { content: "0x7f  DNS  →  eth0"; position: absolute; inset: 1rem; color: var(--signal-bright); font: .65rem/1.4 var(--mono); }
.blog-content { display: flex; flex-direction: column; justify-content: center; padding: clamp(2rem, 5vw, 4rem); }
.blog-content .meta { color: var(--signal-bright); }
.blog-content h3 { max-width: 700px; margin: 1.25rem 0; font-size: clamp(2rem, 4vw, 3.7rem); line-height: 1.03; letter-spacing: -.05em; }
.blog-content p { max-width: 660px; color: #adb3a7; }
.blog-feature:hover h3 { color: var(--signal-bright); }

.contact { display: grid; grid-template-columns: 1fr auto; align-items: end; gap: 2rem; }
.contact h2 { max-width: 760px; margin-bottom: 1.2rem; font-size: clamp(2.7rem, 6vw, 6rem); line-height: .95; letter-spacing: -.065em; }
.contact p { max-width: 650px; color: var(--muted); }
.footer { padding: 1.5rem 0 2.5rem; border-top: 1px solid var(--line); }
.footer-inner { display: flex; justify-content: space-between; gap: 2rem; color: var(--muted); font: .7rem/1.5 var(--mono); text-transform: uppercase; }
.footer-links { display: flex; gap: 1rem; }

.page-hero { padding: clamp(5rem, 10vw, 9rem) 0 4rem; }
.page-hero h1 { max-width: 980px; font-size: clamp(3.7rem, 9vw, 8.5rem); }
.page-hero p { max-width: 680px; color: var(--muted); font-size: 1.1rem; }
.post-list { padding-bottom: 8rem; }
.post-row {
  display: grid;
  grid-template-columns: 150px 1fr 40px;
  align-items: start;
  gap: 2rem;
  padding: 2.2rem 0;
  border-top: 1px solid var(--line);
  text-decoration: none;
}
.post-row:last-child { border-bottom: 1px solid var(--line); }
.post-row h2 { margin-bottom: .6rem; font-size: clamp(1.65rem, 3vw, 2.7rem); line-height: 1.1; letter-spacing: -.04em; }
.post-row p { max-width: 680px; margin: 0; color: var(--muted); }
.post-row:hover h2 { color: var(--signal); }
.post-arrow { color: var(--signal); font-size: 1.6rem; }

.error-page { min-height: calc(100vh - 71px); display: grid; place-items: center; text-align: center; }
.error-code { color: var(--signal); font: 700 .8rem/1 var(--mono); }
.error-page h1 { margin: 1.2rem 0; font-size: clamp(4rem, 12vw, 10rem); }

[data-reveal] { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
[data-reveal].visible { opacity: 1; transform: none; }

@media (max-width: 800px) {
  .nav { min-height: 62px; }
  .nav-links a:not(.keep) { display: none; }
  .hero { min-height: auto; grid-template-columns: 1fr; padding-top: 5rem; }
  .console { max-width: 500px; }
  .section-heading { grid-template-columns: 1fr; gap: .7rem; }
  .about-grid, .blog-feature, .contact { grid-template-columns: 1fr; }
  .project-grid { grid-template-columns: 1fr; }
  .project-card { min-height: 330px; }
  .role { grid-template-columns: 1fr; gap: .65rem; }
  .blog-art { min-height: 250px; border-right: 0; border-bottom: 1px solid #34382f; }
  .post-row { grid-template-columns: 1fr 30px; gap: 1rem; }
  .post-row .meta { grid-column: 1 / -1; }
  .footer-inner { flex-direction: column; }
}

@media (max-width: 480px) {
  .shell, .nav { width: min(100% - 26px, 1180px); }
  h1 { font-size: 3.25rem; }
  .hero { padding-top: 4rem; gap: 3rem; }
  .section { padding: 4.5rem 0; }
  .brand span:last-child { display: none; }
  .console { box-shadow: 8px 8px 0 var(--signal-bright); }
  .fact { grid-template-columns: 90px 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
  [data-reveal] { opacity: 1; transform: none; }
}