@charset "UTF-8";
/* ==========================================================================
   Simon Chia — Data Engineer / Architect
   v2 design system. The palette IS the medallion architecture:
   bronze (raw) → silver (conformed) → gold (curated), on near-black.
   ========================================================================== */

/* ---------- tokens ---------- */
:root {
  /* surfaces */
  --bg:        #08090B;
  --bg-1:      #0D0F13;
  --bg-2:      #12151B;
  --bg-3:      #191D25;
  --line:      #1E232C;
  --line-2:    #2A313D;

  /* text */
  --txt:       #EDEFF3;
  --txt-2:     #B7BFCC;
  --muted:     #8B94A3;
  --dim:       #5D6674;

  /* medallion */
  --bronze:    #C0763F;
  --silver:    #8FA4BC;
  --gold:      #E0A93B;

  /* accents */
  --ember:     #FF5C38;
  --ember-dim: #C63F22;
  --flow:      #4FC3D9;

  /* status */
  --ok:        #3FB984;
  --warn:      #E0A93B;
  --err:       #E5484D;

  /* type */
  --sans: "IBM Plex Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;

  /* metrics */
  --w:     1180px;
  --w-nar: 860px;
  --r:     4px;
  --r-lg:  8px;

  --ease: cubic-bezier(.22,.61,.36,1);
}

/* ---------- reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 84px; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--txt);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
h1, h2, h3, h4 { margin: 0; font-weight: 600; line-height: 1.15; letter-spacing: -.02em; }
p { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }

/* must beat component display rules like .cv__form { display: grid } */
[hidden] { display: none !important; }

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

:focus-visible {
  outline: 2px solid var(--ember);
  outline-offset: 3px;
  border-radius: 2px;
}

/* ---------- layout ---------- */
.wrap { width: 100%; max-width: var(--w); margin: 0 auto; padding: 0 32px; }
.wrap--narrow { max-width: var(--w-nar); }

.section { padding: 108px 0; position: relative; }
.section--tight { padding: 76px 0; }
.section--alt { background: var(--bg-1); }
.section + .section--alt,
.section--alt + .section { border-top: 1px solid var(--line); }

/* ---------- section headers ---------- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--mono);
  font-size: 11.5px;
  font-weight: 500;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--ember);
  margin-bottom: 20px;
}
.eyebrow::before {
  content: "";
  width: 6px; height: 6px;
  background: var(--ember);
  box-shadow: 0 0 10px var(--ember);
  flex: none;
}
.eyebrow--flow { color: var(--flow); }
.eyebrow--flow::before { background: var(--flow); box-shadow: 0 0 10px var(--flow); }

.s-head { max-width: 760px; margin-bottom: 56px; }
.s-title {
  font-size: clamp(28px, 3.6vw, 42px);
  letter-spacing: -.03em;
  line-height: 1.1;
}
.s-lede {
  margin-top: 18px;
  font-size: 17px;
  line-height: 1.65;
  color: var(--txt-2);
  max-width: 640px;
}

/* medallion hairline — the signature motif */
.rule-med {
  height: 1px;
  background: linear-gradient(90deg,
    var(--bronze) 0%, var(--bronze) 24%,
    var(--silver) 42%, var(--silver) 58%,
    var(--gold) 76%, var(--gold) 100%);
  opacity: .5;
}

/* ---------- header ---------- */
.hdr {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 200;
  background: rgba(8,9,11,.72);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid transparent;
  transition: border-color .3s var(--ease), background .3s var(--ease);
}
.hdr.is-stuck { border-bottom-color: var(--line); background: rgba(8,9,11,.9); }
.hdr__in {
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand { display: flex; align-items: center; gap: 11px; flex: none; }
.brand__mark { width: 26px; height: 26px; flex: none; }
.brand__txt { display: flex; flex-direction: column; line-height: 1.15; }
.brand__name { font-size: 14.5px; font-weight: 600; letter-spacing: -.01em; }
.brand__role {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--dim);
}

.nav { display: flex; align-items: center; gap: 4px; }
.nav a {
  padding: 7px 12px;
  font-size: 13.5px;
  color: var(--muted);
  border-radius: var(--r);
  transition: color .2s var(--ease), background .2s var(--ease);
}
.nav a:hover { color: var(--txt); background: var(--bg-2); }
.nav a.is-active { color: var(--txt); }

.hdr__cta { display: flex; align-items: center; gap: 10px; flex: none; }

.nav-toggle { display: none; width: 40px; height: 40px; align-items: center; justify-content: center; }
.nav-toggle span { display: block; width: 18px; height: 1.5px; background: var(--txt); position: relative; transition: background .2s; }
.nav-toggle span::before, .nav-toggle span::after {
  content: ""; position: absolute; left: 0; width: 18px; height: 1.5px; background: var(--txt);
  transition: transform .25s var(--ease);
}
.nav-toggle span::before { top: -6px; }
.nav-toggle span::after  { top:  6px; }
.nav-toggle.is-open span { background: transparent; }
.nav-toggle.is-open span::before { transform: translateY(6px) rotate(45deg); }
.nav-toggle.is-open span::after  { transform: translateY(-6px) rotate(-45deg); }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 11px 20px;
  border-radius: var(--r);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: -.005em;
  border: 1px solid transparent;
  white-space: nowrap;
  transition: transform .18s var(--ease), background .2s var(--ease),
              border-color .2s var(--ease), color .2s var(--ease), box-shadow .2s var(--ease);
}
.btn svg { flex: none; }
.btn--primary {
  background: var(--ember);
  color: #fff;
  box-shadow: 0 1px 0 rgba(255,255,255,.14) inset, 0 6px 22px -8px rgba(255,92,56,.7);
}
.btn--primary:hover { background: #FF6C4C; transform: translateY(-1px); box-shadow: 0 1px 0 rgba(255,255,255,.18) inset, 0 10px 28px -8px rgba(255,92,56,.8); }
.btn--ghost {
  border-color: var(--line-2);
  color: var(--txt-2);
  background: rgba(255,255,255,.015);
}
.btn--ghost:hover { border-color: #3D4655; color: var(--txt); background: var(--bg-2); transform: translateY(-1px); }
.btn--sm { padding: 8px 14px; font-size: 13px; }

/* text link with arrow */
.tlink {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 12.5px;
  font-weight: 500;
  letter-spacing: .04em;
  color: var(--ember);
  transition: gap .2s var(--ease);
}
.tlink::after { content: "→"; transition: transform .2s var(--ease); }
.tlink:hover { gap: 11px; }
.tlink:hover::after { transform: translateX(2px); }
.tlink--flow { color: var(--flow); }

/* ==========================================================================
   HERO
   ========================================================================== */
.hero {
  position: relative;
  padding: 148px 0 84px;
  overflow: hidden;
}
.hero::before {
  /* grid paper */
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(143,164,188,.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(143,164,188,.055) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 90% 70% at 50% 22%, #000 20%, transparent 78%);
  -webkit-mask-image: radial-gradient(ellipse 90% 70% at 50% 22%, #000 20%, transparent 78%);
  pointer-events: none;
}
.hero::after {
  /* ember bloom */
  content: "";
  position: absolute;
  top: -180px; left: 50%;
  width: 900px; height: 520px;
  transform: translateX(-58%);
  background: radial-gradient(ellipse at center, rgba(255,92,56,.13), transparent 66%);
  filter: blur(30px);
  pointer-events: none;
}
.hero__in {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0,1.08fr) minmax(0,.92fr);
  gap: 56px;
  align-items: center;
}

.hero__status {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 5px 12px 5px 9px;
  border: 1px solid var(--line-2);
  border-radius: 100px;
  background: rgba(255,255,255,.02);
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: .04em;
  color: var(--txt-2);
  margin-bottom: 26px;
}
.dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--ok);
  box-shadow: 0 0 0 0 rgba(63,185,132,.6);
  animation: pulse 2.4s infinite;
  flex: none;
}
@keyframes pulse {
  0%   { box-shadow: 0 0 0 0 rgba(63,185,132,.55); }
  70%  { box-shadow: 0 0 0 7px rgba(63,185,132,0); }
  100% { box-shadow: 0 0 0 0 rgba(63,185,132,0); }
}

.hero__name {
  font-size: clamp(40px, 6vw, 68px);
  line-height: .98;
  letter-spacing: -.045em;
  font-weight: 600;
}
.hero__role {
  margin-top: 20px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: .02em;
  color: var(--txt-2);
}
.hero__role .sep { color: var(--line-2); }
.hero__role b { color: var(--gold); font-weight: 500; }

.hero__lede {
  margin-top: 28px;
  font-size: 18px;
  line-height: 1.62;
  color: var(--txt-2);
  max-width: 560px;
}
.hero__lede strong { color: var(--txt); font-weight: 500; }

.hero__actions { margin-top: 34px; display: flex; flex-wrap: wrap; gap: 12px; }

.hero__meta {
  margin-top: 34px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--dim);
}
.hero__meta span { display: inline-flex; align-items: center; gap: 7px; }
.hero__meta svg { opacity: .7; }

/* ---------- hero isometric stack ---------- */
.iso { position: relative; width: 100%; max-width: 480px; margin-left: auto; }
.iso svg { width: 100%; height: auto; overflow: visible; }

.iso-plate { transition: transform .4s var(--ease); }
.iso-face { stroke-width: 1; }
.iso-label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .12em;
  text-transform: uppercase;
}
.iso-sub { font-family: var(--mono); font-size: 9.5px; letter-spacing: .06em; fill: var(--dim); }

.spark { opacity: 0; }
.spark--1 { animation: rise 3.2s linear infinite; }
.spark--2 { animation: rise 3.2s linear infinite 1.06s; }
.spark--3 { animation: rise 3.2s linear infinite 2.13s; }
@keyframes rise {
  0%   { opacity: 0; transform: translateY(0); }
  10%  { opacity: 1; }
  90%  { opacity: 1; }
  100% { opacity: 0; transform: translateY(-440px); }
}

.feed { stroke-dasharray: 3 5; animation: feed 1.1s linear infinite; }
@keyframes feed { to { stroke-dashoffset: -16; } }

/* ==========================================================================
   SKILL SETS BAND — the four things, directly under the hero
   ========================================================================== */
.skills { border-block: 1px solid var(--line); background: var(--bg-1); }

.skills__label {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 26px 0 22px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--dim);
}
.skills__label::after { content: ""; flex: 1; height: 1px; background: var(--line); }

.skills__grid { display: grid; grid-template-columns: repeat(4, 1fr); }

.skill {
  display: flex;
  flex-direction: column;
  padding: 2px 28px 34px;
  border-right: 1px solid var(--line);
}
.skill:first-child { padding-left: 0; }
.skill:last-child  { padding-right: 0; border-right: 0; }

.skill__ix {
  display: flex;
  align-items: center;
  gap: 9px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--sc, var(--ember));
}
.skill__ix::before {
  content: "";
  width: 16px; height: 2px;
  flex: none;
  background: var(--sc, var(--ember));
}

.skill__t {
  margin-top: 14px;
  font-size: 16.5px;
  line-height: 1.25;
  letter-spacing: -.018em;
  min-height: 41px; /* two lines — keeps every body copy on the same baseline */
}
.skill__d {
  margin-top: 11px;
  font-size: 14px;
  line-height: 1.62;
  color: var(--muted);
  flex: 1;
}
.skill__tags {
  margin-top: 18px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

/* ==========================================================================
   CAPABILITY CARDS
   ========================================================================== */
.caps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  overflow: hidden;
}
.cap {
  background: var(--bg);
  padding: 30px 28px 32px;
  position: relative;
  transition: background .25s var(--ease);
}
.cap:hover { background: var(--bg-2); }
.cap::after {
  content: "";
  position: absolute; inset: 0 0 auto 0;
  height: 2px;
  background: var(--ember);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .35s var(--ease);
}
.cap:hover::after { transform: scaleX(1); }
.cap__ix {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--dim);
}
.cap__t { margin-top: 16px; font-size: 17px; letter-spacing: -.015em; }
.cap__d { margin-top: 11px; font-size: 14.5px; line-height: 1.6; color: var(--muted); }
.cap__tags { margin-top: 18px; display: flex; flex-wrap: wrap; gap: 6px; }
.tag {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: .04em;
  color: var(--txt-2);
  padding: 3px 8px;
  border: 1px solid var(--line-2);
  border-radius: 3px;
  background: rgba(255,255,255,.02);
}

/* ==========================================================================
   INTERACTIVE ARCHITECTURE
   ========================================================================== */
.arch {
  display: grid;
  grid-template-columns: minmax(0, 400px) minmax(0, 1fr);
  gap: 40px;
  align-items: start;
}

.layers { display: flex; flex-direction: column; gap: 10px; }

.layer {
  position: relative;
  display: grid;
  grid-template-columns: 46px 1fr auto;
  align-items: center;
  gap: 14px;
  width: 100%;
  padding: 17px 18px;
  text-align: left;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--r);
  transition: border-color .25s var(--ease), background .25s var(--ease), transform .25s var(--ease);
}
.layer:hover { border-color: var(--line-2); transform: translateX(3px); }
.layer.is-on { background: var(--bg-3); border-color: var(--lc, var(--ember)); }
.layer.is-on::before {
  content: "";
  position: absolute; left: -1px; top: -1px; bottom: -1px;
  width: 3px;
  background: var(--lc, var(--ember));
  border-radius: var(--r) 0 0 var(--r);
}
.layer__ix {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .08em;
  color: var(--dim);
  padding: 4px 0;
  text-align: center;
  border: 1px solid var(--line);
  border-radius: 3px;
}
.layer.is-on .layer__ix { color: var(--lc); border-color: color-mix(in srgb, var(--lc) 45%, transparent); }
.layer__t { display: block; font-size: 15px; font-weight: 500; letter-spacing: -.01em; }
.layer__s { display: block; font-family: var(--mono); font-size: 11px; color: var(--dim); margin-top: 3px; letter-spacing: .04em; }
.layer__chev { color: var(--dim); transition: transform .25s var(--ease), color .25s var(--ease); }
.layer.is-on .layer__chev { color: var(--lc); transform: translateX(3px); }

.layers__note {
  margin-top: 18px;
  font-family: var(--mono);
  font-size: 11px;
  line-height: 1.6;
  color: var(--dim);
  padding-left: 14px;
  border-left: 1px solid var(--line);
}

.panel {
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  overflow: hidden;
  min-height: 480px;
}
.panel__bar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 18px;
  border-bottom: 1px solid var(--line);
  background: var(--bg-1);
}
.panel__dot { width: 9px; height: 9px; border-radius: 50%; background: var(--pc, var(--ember)); box-shadow: 0 0 9px var(--pc, var(--ember)); flex: none; }
.panel__path { font-family: var(--mono); font-size: 11.5px; color: var(--muted); letter-spacing: .04em; }
.panel__path b { color: var(--txt-2); font-weight: 500; }
.panel__body { padding: 30px 32px 34px; }

.panel__h { font-size: 21px; letter-spacing: -.02em; }
.panel__p { margin-top: 14px; font-size: 15px; line-height: 1.68; color: var(--txt-2); }

.spec { margin-top: 26px; display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; }
.spec__i { background: var(--bg-1); padding: 15px 17px; }
.spec__k { font-family: var(--mono); font-size: 10px; letter-spacing: .1em; text-transform: uppercase; color: var(--dim); }
.spec__v { margin-top: 6px; font-size: 14px; color: var(--txt); font-weight: 500; }

.dolist { margin-top: 26px; display: flex; flex-direction: column; gap: 11px; }
.dolist li { display: grid; grid-template-columns: 18px 1fr; gap: 12px; font-size: 14.5px; line-height: 1.6; color: var(--txt-2); }
.dolist li::before {
  content: "";
  width: 6px; height: 6px;
  margin-top: 8px;
  background: var(--pc, var(--ember));
  transform: rotate(45deg);
  justify-self: center;
}

.codeblk {
  margin-top: 26px;
  background: #060709;
  border: 1px solid var(--line);
  border-radius: var(--r);
  overflow: hidden;
}
.codeblk__bar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 9px 14px;
  border-bottom: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--dim);
}
.codeblk pre {
  margin: 0;
  padding: 16px 18px;
  overflow-x: auto;
  font-family: var(--mono);
  font-size: 12.5px;
  line-height: 1.75;
  color: var(--txt-2);
  -webkit-overflow-scrolling: touch;
}
.c-kw  { color: #C792EA; }
.c-fn  { color: var(--flow); }
.c-str { color: #A5D6A7; }
.c-num { color: var(--gold); }
.c-cm  { color: #5D6674; font-style: italic; }
.c-dec { color: var(--ember); }

/* ==========================================================================
   TRACK RECORD
   ========================================================================== */
.track { display: flex; flex-direction: column; }
.prog {
  display: grid;
  grid-template-columns: 132px minmax(0,1fr) 250px;
  gap: 34px;
  padding: 30px 0;
  border-top: 1px solid var(--line);
  transition: background .25s var(--ease);
}
.prog:last-child { border-bottom: 1px solid var(--line); }
.prog:hover { background: rgba(255,255,255,.014); }
.prog__when {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .04em;
  color: var(--muted);
}
.prog__where { margin-top: 7px; font-family: var(--mono); font-size: 10.5px; letter-spacing: .06em; text-transform: uppercase; color: var(--dim); }
.prog__t { font-size: 18px; letter-spacing: -.02em; }
.prog__sector {
  display: inline-block;
  margin-top: 9px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .05em;
  color: var(--gold);
}
.prog__d { margin-top: 12px; font-size: 14.5px; line-height: 1.62; color: var(--muted); max-width: 560px; }
.prog__facts { display: flex; flex-direction: column; gap: 10px; }
.fact { display: grid; grid-template-columns: 1fr auto; gap: 12px; align-items: baseline; padding-bottom: 9px; border-bottom: 1px dashed var(--line); }
.fact:last-child { border-bottom: 0; padding-bottom: 0; }
.fact__k { font-family: var(--mono); font-size: 10.5px; letter-spacing: .07em; text-transform: uppercase; color: var(--dim); }
.fact__v { font-size: 14px; font-weight: 500; color: var(--txt); font-variant-numeric: tabular-nums; text-align: right; }

/* ==========================================================================
   FEATURE CARDS (case study + demo)
   ========================================================================== */
.features { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }

.feat {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  overflow: hidden;
  transition: border-color .3s var(--ease), transform .3s var(--ease), box-shadow .3s var(--ease);
}
.feat:hover { border-color: var(--line-2); transform: translateY(-3px); box-shadow: 0 20px 46px -26px rgba(0,0,0,.9); }
.feat__vis {
  height: 208px;
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background: var(--bg-1);
}
.feat__vis svg { width: 100%; height: 100%; }
.feat__body { padding: 26px 28px 30px; display: flex; flex-direction: column; flex: 1; }
.feat__kind {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: .13em;
  text-transform: uppercase;
  color: var(--ember);
  margin-bottom: 13px;
}
.feat__kind--flow { color: var(--flow); }
.feat__t { font-size: 21px; letter-spacing: -.025em; }
.feat__d { margin-top: 12px; font-size: 14.5px; line-height: 1.62; color: var(--muted); flex: 1; }
.feat__foot { margin-top: 22px; display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.feat__stats { display: flex; gap: 18px; font-family: var(--mono); font-size: 11px; color: var(--dim); }

/* ==========================================================================
   STACK MATRIX
   ========================================================================== */
.stack { display: grid; grid-template-columns: repeat(2, 1fr); gap: 34px 56px; }
.stk__h {
  display: flex; align-items: baseline; gap: 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 16px;
}
.stk__t { font-family: var(--mono); font-size: 11.5px; letter-spacing: .12em; text-transform: uppercase; color: var(--txt); }
.stk__c { font-family: var(--mono); font-size: 11px; color: var(--dim); margin-left: auto; }
.stk__items { display: flex; flex-wrap: wrap; gap: 7px; }
.chip {
  font-size: 13px;
  padding: 6px 12px;
  border: 1px solid var(--line);
  border-radius: 100px;
  color: var(--txt-2);
  background: var(--bg-2);
  transition: border-color .2s var(--ease), color .2s var(--ease);
}
.chip:hover { border-color: var(--line-2); color: var(--txt); }
.chip--core { border-color: color-mix(in srgb, var(--ember) 40%, transparent); color: #FFB9A6; background: rgba(255,92,56,.06); }

.certs { display: grid; grid-template-columns: repeat(2,1fr); gap: 12px; margin-top: 8px; }
.cert {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 14px;
  align-items: center;
  padding: 15px 17px;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: var(--r);
}
.cert__badge {
  width: 34px; height: 34px;
  display: grid; place-items: center;
  border-radius: 50%;
  border: 1px solid var(--line-2);
  font-family: var(--mono);
  font-size: 10px;
  color: var(--gold);
}
.cert__t { display: block; font-size: 14px; font-weight: 500; }
.cert__s { display: block; font-family: var(--mono); font-size: 10.5px; color: var(--dim); margin-top: 3px; letter-spacing: .04em; }
.cert__s .inprog { color: var(--warn); }

/* ==========================================================================
   ABOUT
   ========================================================================== */
.about { display: grid; grid-template-columns: 300px minmax(0,1fr); gap: 48px; align-items: start; }
.about__pics { display: flex; flex-direction: column; gap: 12px; }
.about__pic { position: relative; }
/* full colour, no filter and no hover treatment */
.about__pic img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--r-lg);
  border: 1px solid var(--line-2);
}
.about__loc {
  margin-top: 14px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--dim);
  display: flex;
  flex-direction: column;
  gap: 5px;
}
.about__body p { font-size: 16px; line-height: 1.72; color: var(--txt-2); }
.about__body p + p { margin-top: 17px; }
.about__body strong { color: var(--txt); font-weight: 500; }

.edu { margin-top: 30px; padding-top: 26px; border-top: 1px solid var(--line); display: grid; grid-template-columns: repeat(2,1fr); gap: 22px; }
.edu__t { font-size: 14.5px; font-weight: 500; }
.edu__s { margin-top: 5px; font-family: var(--mono); font-size: 11.5px; color: var(--dim); }

.clients { margin-top: 30px; padding-top: 26px; border-top: 1px solid var(--line); }
.clients__l { font-family: var(--mono); font-size: 10.5px; letter-spacing: .12em; text-transform: uppercase; color: var(--dim); margin-bottom: 14px; }
.clients__row { display: flex; flex-wrap: wrap; gap: 8px 10px; }
.clients__row span { font-size: 13.5px; color: var(--muted); }
.clients__row span:not(:last-child)::after { content: " ·"; color: var(--line-2); margin-left: 10px; }

/* ==========================================================================
   CV DOWNLOAD GATE
   ========================================================================== */
.cv {
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  background: var(--bg-2);
  padding: 30px 32px 28px;
  max-width: 880px;
}

.cv__form {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px 22px;
  align-items: start;
}

.field { display: flex; flex-direction: column; min-width: 0; }
.field__l {
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: .11em;
  text-transform: uppercase;
  color: var(--dim);
  margin-bottom: 9px;
}
.field__i {
  width: 100%;
  padding: 11px 13px;
  font-family: var(--sans);
  font-size: 14.5px;
  color: var(--txt);
  background: var(--bg);
  border: 1px solid var(--line-2);
  border-radius: var(--r);
  transition: border-color .2s var(--ease), background .2s var(--ease);
}
.field__i::placeholder { color: #4A525E; }
.field__i:hover { border-color: #3D4655; }
.field__i:focus {
  outline: none;
  border-color: var(--ember);
  background: var(--bg-1);
  box-shadow: 0 0 0 3px rgba(255,92,56,.12);
}
.field__e {
  min-height: 15px;
  margin-top: 6px;
  font-family: var(--mono);
  font-size: 10.5px;
  color: var(--err);
}
.field.is-bad .field__i { border-color: var(--err); }
.field.is-bad .field__i:focus { box-shadow: 0 0 0 3px rgba(229,72,77,.14); }

.cv__submit { grid-column: 1 / -1; margin-top: 2px; }
.cv__submit .btn { width: 100%; max-width: 300px; }

.cv__note {
  margin-top: 20px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  font-size: 13px;
  line-height: 1.6;
  color: var(--dim);
}

.cv__done {
  display: grid;
  grid-template-columns: 18px 1fr;
  gap: 14px;
  align-items: start;
  padding: 20px 22px;
  border: 1px solid color-mix(in srgb, var(--ok) 40%, transparent);
  border-radius: var(--r);
  background: rgba(63,185,132,.06);
}
.cv__done svg { margin-top: 2px; }
.cv__done-t { font-size: 15px; font-weight: 500; color: var(--txt); }
.cv__done-d { margin-top: 7px; font-size: 13.5px; color: var(--muted); }
.cv__done-d a { color: var(--ok); border-bottom: 1px solid color-mix(in srgb, var(--ok) 45%, transparent); }
.cv__done-d a:hover { color: #5FD3A2; }

/* ==========================================================================
   CONTACT
   ========================================================================== */
.contact { display: grid; grid-template-columns: minmax(0,1fr) 380px; gap: 56px; align-items: start; }
.contact__t { font-size: clamp(30px, 4vw, 44px); letter-spacing: -.035em; line-height: 1.06; }
.contact__p { margin-top: 20px; font-size: 17px; line-height: 1.65; color: var(--txt-2); max-width: 520px; }
.contact__actions { margin-top: 32px; display: flex; flex-wrap: wrap; gap: 12px; }

.card-links { display: flex; flex-direction: column; gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--r-lg); overflow: hidden; }
.clink {
  display: grid;
  grid-template-columns: 20px 1fr 16px;
  align-items: center;
  gap: 15px;
  padding: 17px 20px;
  background: var(--bg-2);
  transition: background .2s var(--ease);
}
.clink:hover { background: var(--bg-3); }
.clink svg { color: var(--muted); }
.clink__k { display: block; font-family: var(--mono); font-size: 10px; letter-spacing: .11em; text-transform: uppercase; color: var(--dim); }
.clink__v { display: block; font-size: 14.5px; margin-top: 2px; word-break: break-word; }
.clink__go { color: var(--dim); transition: transform .2s var(--ease), color .2s var(--ease); }
.clink:hover .clink__go { color: var(--ember); transform: translateX(2px); }

/* ---------- footer ---------- */
.ftr { border-top: 1px solid var(--line); padding: 34px 0; background: var(--bg-1); }
.ftr__in { display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap; }
.ftr__c { font-family: var(--mono); font-size: 11.5px; color: var(--dim); letter-spacing: .03em; }
.ftr__c a { color: var(--muted); border-bottom: 1px solid var(--line-2); }
.ftr__c a:hover { color: var(--txt); }
.ftr__nav { display: flex; gap: 20px; font-family: var(--mono); font-size: 11.5px; }
.ftr__nav a { color: var(--dim); }
.ftr__nav a:hover { color: var(--txt-2); }

/* ---------- scroll reveal ---------- */
.rv { opacity: 0; transform: translateY(16px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.rv.is-in { opacity: 1; transform: none; }
.rv-d1 { transition-delay: .07s; }
.rv-d2 { transition-delay: .14s; }
.rv-d3 { transition-delay: .21s; }

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  html { scroll-behavior: auto; }
  .rv { opacity: 1; transform: none; }
}

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */
@media (max-width: 1080px) {
  .skills__grid { grid-template-columns: repeat(2, 1fr); }
  .skill { padding: 24px 28px 28px; border-right: 1px solid var(--line); }
  .skill:nth-child(odd)  { padding-left: 0; }
  .skill:nth-child(even) { padding-right: 0; border-right: 0; }
  .skill:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .caps { grid-template-columns: repeat(2, 1fr); }
  .arch { grid-template-columns: 1fr; gap: 28px; }
  .panel { min-height: 0; }
  .prog { grid-template-columns: 118px minmax(0,1fr); gap: 26px; }
  .prog__facts { grid-column: 2; display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 6px; }
  .fact { grid-template-columns: 1fr; gap: 4px; border-bottom: 0; padding-bottom: 0; }
  .fact__v { text-align: left; }
}

@media (max-width: 900px) {
  .hero { padding: 128px 0 68px; }
  .hero__in { grid-template-columns: 1fr; gap: 48px; }
  .iso { max-width: 400px; margin: 0 auto; }
  .features { grid-template-columns: 1fr; }
  .about { grid-template-columns: 232px minmax(0,1fr); gap: 34px; }
  .contact { grid-template-columns: 1fr; gap: 40px; }
  .stack { grid-template-columns: 1fr; gap: 30px; }
}

@media (max-width: 720px) {
  .wrap { padding: 0 20px; }
  .section { padding: 76px 0; }
  .nav {
    position: fixed;
    inset: 68px 0 auto 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 10px 20px 20px;
    background: rgba(8,9,11,.97);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--line);
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: opacity .22s var(--ease), transform .22s var(--ease);
  }
  .nav.is-open { opacity: 1; transform: none; pointer-events: auto; }
  .nav a { padding: 13px 4px; font-size: 15px; border-bottom: 1px solid var(--line); border-radius: 0; }
  .nav-toggle { display: flex; }
  .hdr__cta .btn--ghost { display: none; }
  .brand__role { display: none; }

  /* stack the role line rather than leaving a separator dangling at a wrap */
  .hero__role { flex-direction: column; align-items: flex-start; gap: 5px; }
  .hero__role .sep { display: none; }

  .skills__grid { grid-template-columns: 1fr; }
  .skill,
  .skill:nth-child(odd),
  .skill:nth-child(even) {
    padding: 20px 0 24px;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }
  .skill:last-child { border-bottom: 0; padding-bottom: 30px; }
  .skill__t { min-height: 0; }

  .caps { grid-template-columns: 1fr; }
  .spec { grid-template-columns: 1fr; }
  .panel__body { padding: 24px 20px 28px; }
  .prog { grid-template-columns: 1fr; gap: 14px; }
  .prog__facts { grid-column: 1; grid-template-columns: repeat(2,1fr); }
  .about { grid-template-columns: 1fr; gap: 28px; }
  /* side by side rather than two shrunken stacked landscapes */
  .about__pics { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }

  .cv { padding: 22px 20px 20px; }
  .cv__form { grid-template-columns: 1fr; gap: 14px; }
  .cv__submit .btn { max-width: none; }
  .edu, .certs { grid-template-columns: 1fr; }
  .ftr__in { flex-direction: column; align-items: flex-start; gap: 14px; }
}