:root {
  --bg: #090c0e;
  --bg-deep: #060809;
  --surface: #11171a;
  --surface-2: #182024;
  --surface-3: #20292d;
  --line: #2b363a;
  --line-strong: #46565b;
  --text: #f2f0e8;
  --muted: #a7afab;
  --dim: #74807d;
  --copper: #f09a5a;
  --copper-soft: #ffc69d;
  --teal: #7cc7c5;
  --teal-soft: #b8e2df;
  --green: #67c397;
  --amber: #e2b55e;
  --red: #e57474;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.35);
  --radius-sm: 10px;
  --radius: 18px;
  --radius-lg: 28px;
  --max: 1180px;
  --nav-h: 72px;
  --font: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--nav-h) + 20px); }
body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 18% 0%, rgba(240, 154, 90, 0.07), transparent 32rem),
    radial-gradient(circle at 90% 28%, rgba(124, 199, 197, 0.055), transparent 34rem),
    var(--bg);
  font-family: var(--font);
  line-height: 1.65;
  overflow-x: hidden;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}
body.nav-open { overflow: hidden; }
img, svg { max-width: 100%; }
a { color: inherit; }
button, input, textarea { font: inherit; }
::selection { background: var(--copper); color: var(--bg-deep); }

.skip-link {
  position: fixed;
  left: 16px;
  top: -64px;
  z-index: 1000;
  padding: 10px 16px;
  border-radius: 8px;
  background: var(--text);
  color: var(--bg);
  transition: top .2s ease;
}
.skip-link:focus { top: 12px; }

.site-nav {
  position: fixed;
  inset: 0 0 auto;
  height: var(--nav-h);
  z-index: 100;
  border-bottom: 1px solid transparent;
  background: rgba(9, 12, 14, 0.72);
  backdrop-filter: blur(16px) saturate(125%);
  -webkit-backdrop-filter: blur(16px) saturate(125%);
  transition: border-color .25s ease, background .25s ease;
}
.site-nav.is-scrolled {
  border-bottom-color: rgba(70, 86, 91, 0.5);
  background: rgba(9, 12, 14, 0.91);
}
.nav-inner {
  width: min(var(--max), calc(100% - 40px));
  height: 100%;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-family: var(--mono);
  font-size: .95rem;
  font-weight: 700;
  letter-spacing: .035em;
}
.brand-mark {
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(240, 154, 90, .55);
  border-radius: 8px;
  color: var(--copper);
  background: rgba(240, 154, 90, .08);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.02);
}
.brand-accent { color: var(--copper); }
.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
  padding: 0;
  margin: 0;
}
.nav-links a {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: 0 13px;
  border-radius: 9px;
  color: var(--muted);
  text-decoration: none;
  font-size: .87rem;
  font-weight: 600;
  transition: color .2s ease, background .2s ease;
}
.nav-links a:hover,
.nav-links a:focus-visible { color: var(--text); background: rgba(255,255,255,.045); outline: none; }
.nav-links .nav-cta { color: var(--bg-deep); background: var(--copper); }
.nav-links .nav-cta:hover,
.nav-links .nav-cta:focus-visible { color: var(--bg-deep); background: var(--copper-soft); }
.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: 10px;
  color: var(--text);
  background: var(--surface);
  cursor: pointer;
}
.nav-toggle span,
.nav-toggle::before,
.nav-toggle::after {
  content: "";
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  border-radius: 4px;
  background: currentColor;
  transition: transform .2s ease, opacity .2s ease;
}
.nav-toggle[aria-expanded="true"] span { opacity: 0; }
.nav-toggle[aria-expanded="true"]::before { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"]::after { transform: translateY(-6px) rotate(-45deg); }

.progress-line {
  position: fixed;
  inset: 0 auto auto 0;
  z-index: 110;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--copper), var(--teal));
  pointer-events: none;
}

main { display: block; }
.section {
  position: relative;
  padding: 112px 20px;
}
.section.compact { padding-block: 88px; }
.container { width: min(var(--max), 100%); margin: 0 auto; }
.section-divider {
  width: min(var(--max), calc(100% - 40px));
  height: 1px;
  margin: 0 auto;
  background: linear-gradient(90deg, transparent, var(--line), transparent);
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin: 0 0 14px;
  color: var(--copper-soft);
  font-family: var(--mono);
  font-size: .76rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
}
.eyebrow::before {
  content: "";
  width: 22px;
  height: 1px;
  background: var(--copper);
}
.section-heading { max-width: 780px; margin-bottom: 48px; }
h1, h2, h3, p { overflow-wrap: anywhere; }
h1, h2, h3 { margin-top: 0; }
h1 {
  margin-bottom: 22px;
  font-size: clamp(2.75rem, 6vw, 5.55rem);
  line-height: .98;
  letter-spacing: -.055em;
  font-weight: 800;
}
h1 .role-line {
  display: block;
  margin-top: 14px;
  color: var(--muted);
  font-size: .43em;
  line-height: 1.2;
  letter-spacing: -.025em;
  font-weight: 650;
}
h2 {
  margin-bottom: 15px;
  font-size: clamp(2rem, 4.1vw, 3.35rem);
  line-height: 1.08;
  letter-spacing: -.04em;
}
h3 { letter-spacing: -.02em; }
.lead {
  max-width: 700px;
  margin: 0;
  color: var(--muted);
  font-size: clamp(1.05rem, 1.5vw, 1.22rem);
}
.lead strong { color: var(--text); }
.muted { color: var(--muted); }
.small { font-size: .86rem; }
.mono { font-family: var(--mono); }

.hero {
  min-height: 100svh;
  padding: calc(var(--nav-h) + 64px) 20px 70px;
  display: grid;
  align-items: center;
  isolation: isolate;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -2;
  background-image:
    linear-gradient(rgba(124,199,197,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(124,199,197,.035) 1px, transparent 1px);
  background-size: 54px 54px;
  mask-image: linear-gradient(to bottom, #000 0%, rgba(0,0,0,.75) 65%, transparent 100%);
}
.hero::after {
  content: "";
  position: absolute;
  inset: auto 10% 6% auto;
  z-index: -1;
  width: 28rem;
  height: 28rem;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(240,154,90,.11), transparent 68%);
  filter: blur(32px);
}
.hero-grid {
  width: min(var(--max), 100%);
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1.04fr) minmax(430px, .96fr);
  align-items: center;
  gap: clamp(42px, 7vw, 96px);
}
.domain-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  max-width: 100%;
  margin-bottom: 24px;
  padding: 8px 13px;
  border: 1px solid rgba(124,199,197,.28);
  border-radius: 999px;
  color: var(--teal-soft);
  background: rgba(124,199,197,.065);
  font-family: var(--mono);
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .075em;
  text-transform: uppercase;
}
.domain-badge .badge-dot {
  width: 7px;
  height: 7px;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--teal);
  box-shadow: 0 0 14px rgba(124,199,197,.75);
}
.hero-copy .lead { margin-bottom: 18px; }
.hero-location {
  margin: 0 0 32px;
  color: var(--dim);
  font-family: var(--mono);
  font-size: .86rem;
}
.actions { display: flex; flex-wrap: wrap; gap: 12px; }
.button {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 0 20px;
  border: 1px solid transparent;
  border-radius: 11px;
  text-decoration: none;
  font-weight: 750;
  font-size: .92rem;
  transition: transform .2s ease, border-color .2s ease, background .2s ease, color .2s ease, box-shadow .2s ease;
}
.button:hover { transform: translateY(-2px); }
.button:focus-visible { outline: 2px solid var(--teal); outline-offset: 3px; }
.button.primary { color: var(--bg-deep); background: var(--copper); box-shadow: 0 12px 34px rgba(240,154,90,.16); }
.button.primary:hover { background: var(--copper-soft); box-shadow: 0 16px 40px rgba(240,154,90,.22); }
.button.secondary { color: var(--text); border-color: var(--line-strong); background: rgba(17,23,26,.72); }
.button.secondary:hover { border-color: var(--teal); color: var(--teal-soft); }
.button.text { min-height: 40px; padding-inline: 0; color: var(--copper-soft); }
.button.text:hover { color: var(--text); transform: none; }

.platform-visual {
  position: relative;
  min-height: 520px;
  border: 1px solid rgba(70,86,91,.58);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(rgba(124,199,197,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(124,199,197,.035) 1px, transparent 1px),
    linear-gradient(160deg, rgba(24,32,36,.92), rgba(10,13,15,.96));
  background-size: 28px 28px, 28px 28px, auto;
  box-shadow: var(--shadow), inset 0 1px 0 rgba(255,255,255,.03);
  overflow: hidden;
  transform: perspective(1000px) rotateX(var(--tilt-y, 0deg)) rotateY(var(--tilt-x, 0deg));
  transition: transform .18s ease-out;
}
.platform-visual::before {
  content: "PLATFORM MAP";
  position: absolute;
  top: 18px;
  left: 20px;
  color: var(--dim);
  font-family: var(--mono);
  font-size: .67rem;
  letter-spacing: .12em;
}
.platform-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, transparent 25%, rgba(255,255,255,.035) 50%, transparent 75%);
  transform: translateX(-100%);
  animation: sheen 8s ease-in-out infinite;
  pointer-events: none;
}
.platform-layer {
  position: absolute;
  left: 50%;
  width: 78%;
  transform: translateX(-50%);
}
.control-layer { top: 72px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.control-node {
  position: relative;
  min-height: 92px;
  padding: 18px 14px 14px;
  border: 1px solid var(--line);
  border-radius: 13px;
  background: rgba(17,23,26,.9);
  box-shadow: 0 12px 30px rgba(0,0,0,.22);
  animation: layerIn .65s both;
}
.control-node:nth-child(2) { animation-delay: .12s; }
.control-node:nth-child(3) { animation-delay: .24s; }
.control-node b { display: block; margin-bottom: 4px; font-size: .87rem; }
.control-node span { color: var(--muted); font-size: .71rem; font-family: var(--mono); }
.control-node::before {
  content: "";
  position: absolute;
  top: -4px;
  left: 15px;
  width: 30px;
  height: 3px;
  border-radius: 4px;
}
.control-node.identity::before { background: var(--copper); }
.control-node.security::before { background: var(--green); }
.control-node.automation::before { background: var(--teal); }
.platform-bus {
  top: 214px;
  height: 74px;
}
.bus-line,
.bus-line::before {
  position: absolute;
  left: 0;
  right: 0;
  top: 33px;
  height: 2px;
  border-radius: 2px;
}
.bus-line { background: var(--line-strong); }
.bus-line::before {
  content: "";
  right: auto;
  width: 80px;
  top: 0;
  background: linear-gradient(90deg, transparent, var(--teal), transparent);
  filter: drop-shadow(0 0 8px rgba(124,199,197,.6));
  animation: dataPulse 3.8s linear infinite;
}
.bus-label {
  position: absolute;
  inset: 4px auto auto 50%;
  transform: translateX(-50%);
  padding: 4px 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  background: var(--surface);
  font-family: var(--mono);
  font-size: .64rem;
  white-space: nowrap;
}
.base-layer { bottom: 58px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.base-node {
  min-width: 0;
  min-height: 116px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 16px 12px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: linear-gradient(180deg, rgba(24,32,36,.86), rgba(14,19,21,.96));
  box-shadow: 0 16px 32px rgba(0,0,0,.26);
  animation: baseIn .72s both;
}
.base-node:nth-child(2) { animation-delay: .1s; }
.base-node:nth-child(3) { animation-delay: .2s; }
.base-node:nth-child(4) { animation-delay: .3s; }
.base-node .node-icon {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  margin-bottom: 14px;
  border: 1px solid rgba(124,199,197,.32);
  border-radius: 10px;
  color: var(--teal-soft);
  background: rgba(124,199,197,.065);
  font-family: var(--mono);
  font-size: .69rem;
  font-weight: 800;
}
.base-node b { display: block; font-size: .84rem; }
.base-node span { display: block; color: var(--dim); font-size: .67rem; font-family: var(--mono); }
.connector {
  position: absolute;
  top: 157px;
  width: 1px;
  height: 92px;
  background: linear-gradient(var(--line-strong), rgba(124,199,197,.48), var(--line-strong));
  transform-origin: top;
  animation: connectorIn .7s .35s both;
}
.connector.c1 { left: 28%; }
.connector.c2 { left: 50%; }
.connector.c3 { left: 72%; }
.visual-status {
  position: absolute;
  right: 18px;
  bottom: 15px;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--dim);
  font-family: var(--mono);
  font-size: .63rem;
}
.visual-status i { width: 6px; height: 6px; border-radius: 50%; background: var(--green); box-shadow: 0 0 10px rgba(103,195,151,.6); }

.card-grid { display: grid; gap: 20px; }
.production-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.card {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(150deg, rgba(24,32,36,.85), rgba(13,18,20,.96));
  box-shadow: inset 0 1px 0 rgba(255,255,255,.025);
  overflow: hidden;
  transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease;
}
.card:hover { transform: translateY(-5px); border-color: var(--line-strong); box-shadow: 0 20px 48px rgba(0,0,0,.24); }
.production-card { padding: 28px; }
.production-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 2px;
  background: var(--card-accent, var(--teal));
  opacity: .85;
}
.production-card .card-index {
  display: inline-flex;
  margin-bottom: 22px;
  color: var(--card-accent, var(--teal));
  font-family: var(--mono);
  font-size: .7rem;
  font-weight: 750;
  letter-spacing: .12em;
}
.production-card h3 { margin-bottom: 11px; font-size: 1.25rem; }
.production-card > p { min-height: 5.1em; margin: 0 0 20px; color: var(--muted); font-size: .93rem; }
.flow {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  align-items: center;
  gap: 7px;
  margin: 24px 0 22px;
}
.flow-step {
  position: relative;
  min-height: 54px;
  display: grid;
  place-items: center;
  padding: 7px 5px;
  border: 1px solid var(--line);
  border-radius: 9px;
  color: var(--muted);
  background: rgba(7,10,11,.55);
  text-align: center;
  font-family: var(--mono);
  font-size: .61rem;
}
.flow-step:not(:last-child)::after {
  content: "";
  position: absolute;
  top: 50%;
  right: -8px;
  width: 8px;
  height: 1px;
  background: var(--line-strong);
}
.outcome {
  margin: 0 0 20px;
  padding: 12px 14px;
  border-left: 2px solid var(--card-accent, var(--teal));
  border-radius: 0 8px 8px 0;
  color: var(--text);
  background: rgba(255,255,255,.025);
  font-size: .87rem;
}
.tags { display: flex; flex-wrap: wrap; gap: 7px; }
.tag {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 3px 9px;
  border: 1px solid rgba(124,199,197,.18);
  border-radius: 7px;
  color: var(--teal-soft);
  background: rgba(124,199,197,.045);
  font-family: var(--mono);
  font-size: .66rem;
}

.projects-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.project-card { min-height: 340px; display: flex; flex-direction: column; }
.project-card.featured { grid-column: 1 / -1; min-height: 390px; display: grid; grid-template-columns: 1.15fr .85fr; }
.project-copy { padding: 32px; display: flex; flex-direction: column; align-items: flex-start; }
.project-status {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-bottom: 18px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: .69rem;
  letter-spacing: .065em;
  text-transform: uppercase;
}
.project-status i { width: 7px; height: 7px; border-radius: 50%; background: var(--green); }
.project-card h3 { margin-bottom: 12px; font-size: clamp(1.38rem, 2vw, 1.9rem); }
.project-card p { margin: 0 0 20px; color: var(--muted); }
.project-card .tags { margin-top: auto; margin-bottom: 20px; }
.project-visual {
  min-height: 260px;
  padding: 24px;
  display: grid;
  place-items: center;
  border-left: 1px solid var(--line);
  background:
    radial-gradient(circle at 70% 30%, rgba(124,199,197,.1), transparent 40%),
    rgba(6,9,10,.35);
}
.project-card:not(.featured) .project-visual { order: -1; min-height: 190px; border-left: 0; border-bottom: 1px solid var(--line); }
.mini-map { width: min(100%, 390px); display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; align-items: center; }
.mini-map-node {
  position: relative;
  min-height: 82px;
  display: grid;
  place-items: center;
  padding: 12px;
  border: 1px solid var(--line-strong);
  border-radius: 12px;
  color: var(--muted);
  background: rgba(17,23,26,.9);
  text-align: center;
  font-family: var(--mono);
  font-size: .68rem;
}
.mini-map-node.active { border-color: var(--copper); color: var(--text); box-shadow: 0 0 0 1px rgba(240,154,90,.15), 0 0 28px rgba(240,154,90,.09); }
.mini-map-node:not(:last-child)::after {
  content: "→";
  position: absolute;
  right: -19px;
  z-index: 2;
  color: var(--teal);
}

.range-grid { grid-template-columns: repeat(5, minmax(0, 1fr)); }
.range-card { padding: 24px; }
.range-label {
  display: inline-flex;
  margin-bottom: 19px;
  padding: 4px 8px;
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--dim);
  background: rgba(255,255,255,.02);
  font-family: var(--mono);
  font-size: .61rem;
  letter-spacing: .07em;
  text-transform: uppercase;
}
.range-card h3 { margin-bottom: 12px; font-size: 1.02rem; }
.range-card ul { list-style: none; padding: 0; margin: 0; }
.range-card li { position: relative; padding: 5px 0 5px 14px; color: var(--muted); font-size: .84rem; }
.range-card li::before { content: "·"; position: absolute; left: 0; color: var(--teal); font-weight: 900; }

.about-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items: start; }
.progression {
  display: grid;
  grid-template-columns: repeat(4, minmax(0,1fr));
  gap: 10px;
  margin: 28px 0;
}
.progression-step {
  position: relative;
  min-height: 92px;
  display: flex;
  align-items: flex-end;
  padding: 13px;
  border: 1px solid var(--line);
  border-radius: 10px;
  color: var(--muted);
  background: var(--surface);
  font-size: .75rem;
  font-weight: 650;
}
.progression-step:not(:last-child)::after {
  content: "→";
  position: absolute;
  right: -10px;
  top: 50%;
  z-index: 2;
  color: var(--copper);
  transform: translateY(-50%);
}
.about-copy p { color: var(--muted); }
.about-copy strong { color: var(--text); }
.terminal {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: #0a0f11;
  box-shadow: var(--shadow);
  font-family: var(--mono);
}
.terminal-bar { display: flex; align-items: center; gap: 7px; padding: 12px 15px; border-bottom: 1px solid var(--line); background: var(--surface); }
.terminal-bar i { width: 10px; height: 10px; border-radius: 50%; background: var(--line-strong); }
.terminal-bar i:first-child { background: #e57474; }
.terminal-bar i:nth-child(2) { background: #e2b55e; }
.terminal-bar i:nth-child(3) { background: #67c397; }
.terminal-body { padding: 23px; color: var(--muted); font-size: .78rem; line-height: 1.9; }
.terminal-body .prompt { color: var(--green); }
.terminal-body .output { color: var(--teal-soft); }
.terminal-body .cursor { display: inline-block; width: 7px; height: 14px; margin-left: 3px; vertical-align: -2px; background: var(--copper); animation: blink 1s steps(1) infinite; }

.credentials { margin-top: 56px; }
.credentials h3 { margin-bottom: 20px; font-size: 1.2rem; }
.cert-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 12px; }
.cert-card {
  min-height: 96px;
  display: grid;
  grid-template-columns: 46px 1fr;
  gap: 13px;
  align-items: center;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(17,23,26,.72);
}
.cert-mark {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(240,154,90,.26);
  border-radius: 10px;
  color: var(--copper-soft);
  background: rgba(240,154,90,.06);
  font-family: var(--mono);
  font-size: .67rem;
  font-weight: 800;
}
.cert-card b { display: block; font-size: .82rem; line-height: 1.35; }
.cert-card span { color: var(--dim); font-family: var(--mono); font-size: .65rem; }
.supporting-certs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}
.supporting-certs span {
  padding: 7px 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--muted);
  background: rgba(255,255,255,.018);
  font-size: .75rem;
}

.contact-panel {
  position: relative;
  max-width: 880px;
  margin: 0 auto;
  padding: clamp(34px, 6vw, 64px);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  text-align: center;
  background:
    radial-gradient(circle at 50% 0%, rgba(240,154,90,.12), transparent 46%),
    linear-gradient(145deg, rgba(24,32,36,.9), rgba(9,12,14,.98));
  box-shadow: var(--shadow);
  overflow: hidden;
}
.contact-panel h2 { margin-bottom: 14px; }
.contact-panel .lead { max-width: 640px; margin: 0 auto 28px; }
.contact-panel .actions { justify-content: center; }

.site-footer { padding: 30px 20px 44px; border-top: 1px solid rgba(43,54,58,.65); }
.footer-inner { width: min(var(--max), 100%); margin: 0 auto; display: flex; justify-content: space-between; gap: 20px; color: var(--dim); font-size: .75rem; }
.footer-links { display: flex; gap: 16px; }
.footer-links a { color: var(--muted); text-decoration: none; }
.footer-links a:hover { color: var(--text); }

.reveal { opacity: 1; transform: none; }
.js .reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s cubic-bezier(.2,.7,.2,1), transform .7s cubic-bezier(.2,.7,.2,1); }
.js .reveal.is-visible { opacity: 1; transform: none; }

/* Project pages */
.project-page { padding-top: var(--nav-h); }
.project-hero { padding: 88px 20px 72px; border-bottom: 1px solid var(--line); }
.project-hero-grid { width: min(var(--max), 100%); margin: 0 auto; display: grid; grid-template-columns: 1fr .78fr; gap: 64px; align-items: center; }
.project-kicker { color: var(--copper-soft); font-family: var(--mono); font-size: .75rem; letter-spacing: .1em; text-transform: uppercase; }
.project-hero h1 { font-size: clamp(2.55rem, 5.4vw, 4.8rem); }
.project-hero .lead { margin-bottom: 28px; }
.project-meta { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 26px; }
.project-meta span { padding: 6px 9px; border: 1px solid var(--line); border-radius: 7px; color: var(--muted); background: var(--surface); font-family: var(--mono); font-size: .68rem; }
.project-summary-card { padding: 28px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.project-summary-card dl { margin: 0; }
.project-summary-card div { padding: 15px 0; border-bottom: 1px solid var(--line); }
.project-summary-card div:last-child { border-bottom: 0; }
.project-summary-card dt { color: var(--dim); font-family: var(--mono); font-size: .65rem; text-transform: uppercase; letter-spacing: .08em; }
.project-summary-card dd { margin: 5px 0 0; color: var(--text); font-size: .9rem; }
.project-body { padding: 96px 20px; }
.project-section { width: min(var(--max), 100%); margin: 0 auto 96px; }
.project-section:last-child { margin-bottom: 0; }
.project-section-heading { max-width: 720px; margin-bottom: 38px; }
.architecture-layout { display: grid; grid-template-columns: 1.2fr .8fr; gap: 24px; align-items: stretch; }
.architecture-stage {
  min-height: 510px;
  position: relative;
  display: grid;
  place-items: center;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(rgba(124,199,197,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(124,199,197,.025) 1px, transparent 1px),
    var(--surface);
  background-size: 30px 30px;
  overflow: hidden;
}
.stepper-panel { border: 1px solid var(--line); border-radius: var(--radius); background: rgba(17,23,26,.75); overflow: hidden; }
.step-buttons { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--line); }
.step-button {
  min-height: 58px;
  padding: 12px;
  border: 0;
  color: var(--muted);
  background: var(--surface);
  text-align: left;
  cursor: pointer;
  font-size: .75rem;
  font-weight: 700;
}
.step-button:hover { color: var(--text); background: var(--surface-2); }
.step-button.is-active { color: var(--bg-deep); background: var(--copper); }
.step-copy { display: none; padding: 25px; }
.step-copy.is-active { display: block; animation: fade .3s ease both; }
.step-copy h3 { margin-bottom: 10px; font-size: 1.12rem; }
.step-copy p { margin: 0; color: var(--muted); font-size: .91rem; }
.system-diagram { width: min(100%, 650px); display: grid; gap: 16px; }
.diagram-row { display: grid; grid-template-columns: repeat(var(--cols, 3), minmax(0, 1fr)); gap: 14px; align-items: center; }
.diagram-node {
  position: relative;
  min-height: 90px;
  display: grid;
  place-items: center;
  padding: 13px;
  border: 1px solid var(--line-strong);
  border-radius: 12px;
  color: var(--muted);
  background: rgba(9,12,14,.84);
  text-align: center;
  font-family: var(--mono);
  font-size: .72rem;
  transition: border-color .25s ease, background .25s ease, color .25s ease, transform .25s ease, box-shadow .25s ease, opacity .25s ease;
}
.diagram-node.is-active { border-color: var(--copper); color: var(--text); background: rgba(240,154,90,.08); transform: translateY(-3px); box-shadow: 0 0 28px rgba(240,154,90,.12); }
.diagram-node.is-dim { opacity: .43; }
.diagram-node .node-sub { display: block; margin-top: 5px; color: var(--dim); font-size: .59rem; }
.diagram-arrow { color: var(--teal); text-align: center; font-family: var(--mono); }
.decision-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 18px; }
.decision-card { padding: 25px; }
.decision-card .decision-number { color: var(--copper); font-family: var(--mono); font-size: .68rem; }
.decision-card h3 { margin: 12px 0 10px; font-size: 1.08rem; }
.decision-card p { margin: 0; color: var(--muted); font-size: .88rem; }
.two-column { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.info-panel { padding: 28px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.info-panel h3 { margin-bottom: 12px; }
.info-panel p, .info-panel li { color: var(--muted); }
.info-panel ul { padding-left: 18px; margin-bottom: 0; }
.project-cta { padding: 60px 20px; border-top: 1px solid var(--line); text-align: center; }

/* Resume */
.resume-page { padding: calc(var(--nav-h) + 58px) 20px 80px; }
.resume-shell { width: min(980px, 100%); margin: 0 auto; }
.resume-header { display: flex; justify-content: space-between; gap: 28px; align-items: flex-start; padding-bottom: 34px; border-bottom: 1px solid var(--line); }
.resume-header h1 { font-size: clamp(2.3rem, 5vw, 4rem); }
.resume-header .role { color: var(--copper-soft); font-weight: 750; }
.resume-contact { display: grid; gap: 6px; color: var(--muted); font-size: .83rem; text-align: right; }
.resume-section { padding: 36px 0; border-bottom: 1px solid var(--line); }
.resume-section h2 { font-size: 1.45rem; }
.resume-entry { margin-top: 25px; }
.resume-entry-head { display: flex; justify-content: space-between; gap: 16px; align-items: baseline; }
.resume-entry-head h3 { margin-bottom: 3px; }
.resume-entry-head span { color: var(--dim); font-family: var(--mono); font-size: .72rem; }
.resume-entry p, .resume-entry li { color: var(--muted); }
.resume-entry ul { padding-left: 19px; }
.resume-skills { display: flex; flex-wrap: wrap; gap: 8px; }
.resume-skills span { padding: 6px 9px; border: 1px solid var(--line); border-radius: 7px; color: var(--muted); background: var(--surface); font-size: .78rem; }
.print-button { position: fixed; right: 20px; bottom: 20px; z-index: 20; }

@keyframes sheen { 0%, 35% { transform: translateX(-100%); } 62%, 100% { transform: translateX(100%); } }
@keyframes dataPulse { from { transform: translateX(-90px); } to { transform: translateX(calc(100% + 90px)); } }
@keyframes layerIn { from { opacity: 0; transform: translateY(-14px); } to { opacity: 1; transform: none; } }
@keyframes baseIn { from { opacity: 0; transform: translateY(22px); } to { opacity: 1; transform: none; } }
@keyframes connectorIn { from { opacity: 0; transform: scaleY(0); } to { opacity: 1; transform: scaleY(1); } }
@keyframes blink { 50% { opacity: 0; } }
@keyframes fade { from { opacity: 0; transform: translateY(5px); } to { opacity: 1; transform: none; } }

@media (max-width: 1100px) {
  .hero-grid { grid-template-columns: 1fr 440px; gap: 44px; }
  .range-grid { grid-template-columns: repeat(3, minmax(0,1fr)); }
  .range-card:nth-child(4), .range-card:nth-child(5) { grid-column: span 1; }
  .production-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .production-card:last-child { grid-column: 1 / -1; }
  .project-hero-grid { gap: 36px; }
}

@media (max-width: 900px) {
  :root { --nav-h: 66px; }
  .site-nav { height: var(--nav-h); }
  .nav-toggle { display: block; }
  .nav-links {
    position: fixed;
    inset: var(--nav-h) 14px auto;
    display: grid;
    gap: 3px;
    padding: 10px;
    border: 1px solid var(--line);
    border-radius: 14px;
    background: rgba(13,18,20,.98);
    box-shadow: var(--shadow);
    transform: translateY(-14px);
    opacity: 0;
    visibility: hidden;
    transition: opacity .2s ease, transform .2s ease, visibility .2s;
  }
  .nav-links.is-open { opacity: 1; visibility: visible; transform: none; }
  .nav-links a { width: 100%; justify-content: flex-start; }
  .hero { min-height: auto; padding-top: calc(var(--nav-h) + 58px); }
  .hero-grid { grid-template-columns: 1fr; }
  .hero-copy { max-width: 760px; }
  .platform-visual { min-height: 480px; width: min(640px, 100%); margin: 0 auto; transform: none !important; }
  .production-grid, .projects-grid, .about-grid, .architecture-layout, .project-hero-grid { grid-template-columns: 1fr; }
  .production-card:last-child, .project-card.featured { grid-column: auto; }
  .project-card.featured { display: flex; min-height: 0; }
  .project-card.featured .project-visual { order: -1; min-height: 240px; border-left: 0; border-bottom: 1px solid var(--line); }
  .range-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .cert-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .project-summary-card { max-width: 680px; }
  .architecture-stage { min-height: 450px; }
  .decision-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .two-column { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .section { padding: 82px 16px; }
  .section.compact { padding-block: 68px; }
  .nav-inner { width: calc(100% - 28px); }
  .brand { font-size: .88rem; }
  .hero { padding-inline: 16px; padding-bottom: 54px; }
  h1 { font-size: clamp(2.55rem, 15vw, 4rem); }
  h1 .role-line { font-size: .39em; }
  .domain-badge { align-items: flex-start; border-radius: 12px; line-height: 1.5; }
  .actions { display: grid; grid-template-columns: 1fr; }
  .button { width: 100%; }
  .platform-visual { min-height: 430px; border-radius: 20px; }
  .platform-layer { width: 88%; }
  .control-layer { top: 64px; gap: 7px; }
  .control-node { min-height: 82px; padding: 15px 8px 10px; }
  .control-node b { font-size: .72rem; }
  .control-node span { font-size: .56rem; }
  .connector { top: 141px; height: 91px; }
  .platform-bus { top: 205px; }
  .base-layer { bottom: 50px; grid-template-columns: repeat(2,1fr); gap: 8px; }
  .base-node { min-height: 82px; padding: 10px; flex-direction: row; align-items: center; justify-content: flex-start; gap: 9px; }
  .base-node .node-icon { width: 30px; height: 30px; margin: 0; flex: 0 0 auto; }
  .base-node b { font-size: .72rem; }
  .base-node span { font-size: .56rem; }
  .visual-status { display: none; }
  .production-grid, .range-grid, .cert-grid, .decision-grid { grid-template-columns: 1fr; }
  .production-card { padding: 23px; }
  .production-card > p { min-height: 0; }
  .flow { gap: 4px; }
  .flow-step { min-height: 50px; font-size: .52rem; }
  .project-copy { padding: 25px; }
  .project-visual { min-height: 210px; padding: 18px; }
  .mini-map { gap: 8px; }
  .mini-map-node { min-height: 70px; padding: 8px; font-size: .59rem; }
  .mini-map-node:not(:last-child)::after { right: -13px; }
  .progression { grid-template-columns: 1fr 1fr; }
  .progression-step:not(:last-child)::after { display: none; }
  .terminal-body { padding: 18px; font-size: .71rem; overflow-x: auto; }
  .contact-panel { padding: 34px 22px; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
  .project-hero { padding: 68px 16px 54px; }
  .project-body { padding: 72px 16px; }
  .architecture-stage { min-height: 380px; padding: 15px; }
  .diagram-row { grid-template-columns: 1fr !important; gap: 8px; }
  .diagram-arrow { height: 22px; display: grid; place-items: center; font-size: 0; transform: none; }
  .diagram-arrow::after { content: "↓"; color: var(--teal); font-size: 1rem; }
  .diagram-node { min-height: 76px; padding: 9px 5px; font-size: .61rem; }
  .step-buttons { grid-template-columns: 1fr; }
  .step-button { min-height: 50px; }
  .resume-page { padding-inline: 16px; }
  .resume-header { flex-direction: column; }
  .resume-contact { text-align: left; }
  .resume-entry-head { flex-direction: column; gap: 2px; }
  .print-button { position: static; margin-top: 24px; }
}

@media (max-width: 390px) {
  .platform-visual { min-height: 410px; }
  .control-layer { width: 92%; }
  .control-node { padding-inline: 6px; }
  .flow { grid-template-columns: repeat(2, 1fr); }
  .flow-step:not(:last-child)::after { display: none; }
  .mini-map { grid-template-columns: 1fr; }
  .mini-map-node:not(:last-child)::after { content: "↓"; top: auto; right: auto; bottom: -18px; left: 50%; transform: translateX(-50%); }
}

@media (hover: none), (pointer: coarse) {
  .card:hover, .button:hover { transform: none; }
  .platform-visual { transform: none !important; }
  .platform-visual::after, .bus-line::before { animation-duration: 7s; opacity: .6; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
  .reveal { opacity: 1 !important; transform: none !important; }
  .platform-visual { transform: none !important; }
}

@media print {
  :root { --text: #111; --muted: #333; --dim: #555; }
  body { background: #fff; color: #111; }
  .site-nav, .progress-line, .print-button, .site-footer { display: none !important; }
  .resume-page { padding: 0; }
  .resume-section { break-inside: avoid; }
  .resume-entry { break-inside: avoid; }
  .resume-skills span { border-color: #bbb; background: #fff; }
}