/* =============================================================================
   This is data. — website
   Brand: Ink #16181C · Paper #FCFCFA · Green #A8E6B8 · Period #3E9E68
   Type:  Space Grotesk (everything) · JetBrains Mono (data, dates, tags)
   The one loud element is the hero: the logo's green bar orbiting the
   headline, cleaning it (visuals.css). Everything else stays quiet,
   left-aligned, ink on paper.
   ========================================================================== */

@font-face { font-family: "Space Grotesk"; font-weight: 400; font-display: swap; src: url(/fonts/SpaceGrotesk-400.ttf) format("truetype"); }
@font-face { font-family: "Space Grotesk"; font-weight: 500; font-display: swap; src: url(/fonts/SpaceGrotesk-500.ttf) format("truetype"); }
@font-face { font-family: "Space Grotesk"; font-weight: 600; font-display: swap; src: url(/fonts/SpaceGrotesk-600.ttf) format("truetype"); }
@font-face { font-family: "Space Grotesk"; font-weight: 700; font-display: swap; src: url(/fonts/SpaceGrotesk-700.ttf) format("truetype"); }
@font-face { font-family: "JetBrains Mono"; font-weight: 400; font-display: swap; src: url(/fonts/JetBrainsMono-400.ttf) format("truetype"); }
@font-face { font-family: "JetBrains Mono"; font-weight: 500; font-display: swap; src: url(/fonts/JetBrainsMono-500.ttf) format("truetype"); }

:root {
  --ink: #16181C;
  --ink-2: #23262B;      /* raised surfaces on ink */
  --ink-line: #3A3E44;
  --paper: #FCFCFA;
  --stone: #E9EAE4;
  --green: #A8E6B8;
  --period: #3E9E68;
  --muted: #5F625B;
  --line: #E1E2DC;
  --on-ink-muted: #A9ADA5;
  --error: #B42318;
  --error-on-ink: #FFB4A8;

  --sans: "Space Grotesk", system-ui, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, monospace;

  --wrap: 1160px;
  --gutter: clamp(20px, 4vw, 40px);
  --section: clamp(72px, 10vw, 128px);
  --header-h: 68px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 400 17px/1.55 var(--sans);
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3, h4, p { margin: 0; }
ul { margin: 0; padding: 0; list-style: none; }
a { color: inherit; text-underline-offset: 3px; text-decoration-thickness: 1px; }
a:hover { text-decoration-color: var(--period); }
:focus-visible { outline: 3px solid var(--period); outline-offset: 3px; border-radius: 4px; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 var(--gutter); }
.dot { color: var(--period); }

.skip {
  position: absolute; left: 12px; top: -60px; z-index: 10;
  background: var(--ink); color: var(--paper); padding: 10px 16px; border-radius: 8px;
}
.skip:focus { top: 12px; }

/* ---------------------------------------------------------------- header */
.site-header {
  position: sticky; top: 0; z-index: 5;
  background: rgba(252, 252, 250, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.header-row { display: flex; align-items: center; justify-content: space-between; height: var(--header-h); gap: 24px; }
.logo { display: inline-flex; align-items: center; gap: 8px; text-decoration: none; }
.logo .mark { flex: none; }
.logo-text { font-weight: 600; font-size: 21px; letter-spacing: -0.5px; }
.logo-rev .logo-text .dot { color: var(--green); }

.site-header nav { display: flex; align-items: center; gap: clamp(14px, 3vw, 32px); font-weight: 500; }
.site-header nav a { text-decoration: none; padding: 6px 0; }
.site-header nav a:hover { text-decoration: underline; text-decoration-color: var(--period); }
.site-header nav .lang {
  font-family: var(--mono); font-size: 13px;
  border: 1px solid var(--line); border-radius: 999px; padding: 4px 11px;
}
.site-header nav .lang:hover { background: var(--green); border-color: var(--green); text-decoration: none; }

/* ---------------------------------------------------------------- buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 50px; padding: 0 24px; border-radius: 999px;
  font: 600 16px/1 var(--sans); text-decoration: none; cursor: pointer;
  border: 1.5px solid transparent;
  transition: background-color .15s, color .15s, border-color .15s;
}
.btn-ink { background: var(--ink); color: var(--paper); }
.btn-ink:hover { background: #2C3036; }
.btn-line { border-color: var(--ink); color: var(--ink); background: transparent; }
.btn-line:hover { background: var(--green); border-color: var(--green); }
.btn-green { background: var(--green); color: var(--ink); border: 0; }
.btn-green:hover { background: #BDEEC9; }
.btn-small { min-height: 40px; padding: 0 16px; font-size: 14px; }

/* ---------------------------------------------------------------- hero */
.hero { padding: clamp(40px, 7vw, 88px) 0 clamp(56px, 8vw, 96px); overflow-x: clip; }

/* the headline animation and the data visuals live in visuals.css */

.hero-copy {
  display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 24px 48px; align-items: end;
  margin-top: clamp(32px, 4vw, 48px);
}
.lede { font-size: clamp(19px, 1.7vw, 22px); line-height: 1.5; max-width: 34em; color: var(--ink); }
.actions { display: flex; flex-wrap: wrap; gap: 12px; }

.tiles {
  display: grid; grid-template-columns: repeat(4, 1fr);
  margin-top: clamp(48px, 6vw, 72px);
  border-top: 1px solid var(--line);
}
.tile { padding: 20px 20px 0 0; display: flex; flex-direction: column; gap: 4px; }
.tile + .tile { padding-left: 20px; border-left: 1px solid var(--line); }
.tile::before { content: ""; width: 28px; height: 8px; border-radius: 4px; background: var(--green); margin-bottom: 10px; }
.tile-value { font-size: 22px; font-weight: 700; letter-spacing: -0.4px; line-height: 1.2; }
.tile-label { font-size: 15px; color: var(--muted); }

@keyframes grow { from { transform: scaleX(0.04); opacity: 0; } to { transform: none; opacity: 1; } }
@keyframes fade { from { opacity: 0; } to { opacity: 1; } }
@keyframes line-in { from { opacity: 0; transform: translateX(-8px); } to { opacity: 1; transform: none; } }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

/* ---------------------------------------------------------------- sections */
.section { padding: var(--section) 0; border-top: 1px solid var(--line); }
.section h2 {
  font-size: clamp(32px, 4vw, 48px); font-weight: 700; letter-spacing: -0.03em; line-height: 1.1;
}
.section-head { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 16px 48px; align-items: end; }
.section-head p { color: var(--muted); max-width: 30em; }

.tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 14px; }
.tags li {
  font: 400 13px/1 var(--mono);
  border: 1px solid var(--line); border-radius: 999px; padding: 6px 10px;
  background: #fff;
}

/* ---------------------------------------------------------------- how I work */
.approach-grid { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 48px clamp(40px, 7vw, 104px); align-items: start; }
.approach-intro { position: sticky; top: calc(var(--header-h) + 32px); }
.approach-lede { margin-top: 20px; font-size: 19px; line-height: 1.6; max-width: 30em; }
.approach-colleagues {
  margin-top: 24px; padding-left: 18px; max-width: 30em;
  border-left: 3px solid var(--green); color: var(--muted);
}
.pillar { padding: 28px 0 32px; border-top: 1px solid var(--ink); }
.pillar:first-child { padding-top: 6px; border-top: 0; }
.pillar h3 { font-size: 26px; font-weight: 700; letter-spacing: -0.5px; line-height: 1.2; }
.pillar-claim { margin-top: 8px; font-size: 19px; line-height: 1.5; }
.pillar .bullets { margin-top: 14px; color: var(--muted); }
.quotes { grid-column: 1 / -1; display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; }
.quote { padding: 24px 26px; border-radius: 22px; background: var(--green); }
.quote-text { font-size: 19px; line-height: 1.5; }
.quote-by { margin-top: 14px; font-size: 15px; }
.quote-name { font-weight: 600; }
.quote-role { color: rgba(22, 24, 28, 0.62); }

/* ---------------------------------------------------------------- services */
.services { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 clamp(32px, 5vw, 72px); margin-top: clamp(40px, 5vw, 64px); }
.service { padding: 28px 0 36px; border-top: 1px solid var(--ink); }
.service h3 { font-size: 24px; font-weight: 600; letter-spacing: -0.4px; line-height: 1.25; margin-bottom: 10px; }
.service p { color: var(--muted); max-width: 32em; }

/* ---------------------------------------------------------------- experience */
.section-cv { background: #fff; }
.cv-intro { display: grid; grid-template-columns: minmax(0, 1fr) 280px; gap: 32px 72px; align-items: start; }
.summary { margin-top: 20px; font-size: 19px; line-height: 1.6; max-width: 38em; }
.cv-download {
  display: flex; flex-direction: column; align-items: flex-start; gap: 10px;
  padding: 22px 24px; border-radius: 20px; background: var(--stone);
}
.cv-download p { font-weight: 600; margin-bottom: 4px; }

.cv-heading { margin-top: clamp(64px, 8vw, 96px); }
.employers { margin-top: 32px; }
.employer {
  display: grid; grid-template-columns: 220px minmax(0, 1fr); gap: 12px 40px;
  padding: 32px 0; border-top: 1px solid var(--line);
}
.employer-when { padding-top: 6px; }
.dates { font: 500 14px/1.4 var(--mono); }
.duration {
  display: inline-block; margin-top: 8px;
  font: 400 12px/1 var(--mono); background: var(--green); border-radius: 999px; padding: 5px 10px;
}
.employer-what h3 { font-size: 28px; font-weight: 700; letter-spacing: -0.6px; line-height: 1.2; }
.tagline { font-size: 15px; color: var(--muted); margin-top: 2px; }

/* role timeline: green rail with an ink node per position, as on the PDF */
.positions { margin-top: 20px; }
.pos { position: relative; padding: 0 0 28px 28px; border-left: 3px solid var(--green); max-width: 760px; }
.pos:last-child { padding-bottom: 4px; }
.pos::before {
  content: ""; position: absolute; left: -9px; top: 5px;
  width: 15px; height: 15px; border-radius: 50%;
  background: var(--paper); border: 3px solid var(--ink);
}
.positions-single .pos { border-left: 0; padding-left: 0; }
.positions-single .pos::before { display: none; }
.pos h4 { font-size: 19px; font-weight: 600; line-height: 1.35; }
.pos .sep { color: var(--muted); font-weight: 400; }
.client { color: var(--period); }
.pos-meta { font: 400 13px/1.5 var(--mono); color: var(--muted); margin-top: 4px; }
.bullets { margin-top: 10px; display: grid; gap: 6px; }
.bullets li { position: relative; padding-left: 22px; }
.bullets li::before {
  content: ""; position: absolute; left: 0; top: 0.68em;
  width: 12px; height: 4px; border-radius: 2px; background: var(--green);
}

.cv-columns {
  display: grid; grid-template-columns: 1.25fr 1fr 1fr; gap: 48px clamp(32px, 5vw, 64px);
  margin-top: clamp(56px, 7vw, 88px); padding-top: 40px; border-top: 1px solid var(--ink);
}
.cv-columns > div > .cv-block + .cv-block { margin-top: 40px; }
.cv-block h3 { font-size: 22px; font-weight: 700; letter-spacing: -0.4px; margin-bottom: 18px; }
.cv-block h4 { font-size: 17px; font-weight: 600; line-height: 1.35; }
.skill-group + .skill-group { margin-top: 18px; }
.skill-group .tags { margin-top: 8px; }
.item + .item { margin-top: 18px; }
.item-meta { font: 400 13px/1.5 var(--mono); color: var(--muted); margin-top: 3px; }
.item-note { color: var(--muted); font-size: 15px; margin-top: 4px; }
.langs li { display: flex; justify-content: space-between; gap: 16px; padding: 10px 0; border-bottom: 1px solid var(--line); }
.langs li:first-child { border-top: 1px solid var(--line); }
.lvl { font: 400 13px/1.7 var(--mono); color: var(--muted); }
details summary { cursor: pointer; font-size: 22px; font-weight: 700; letter-spacing: -0.4px; }
details summary::marker { color: var(--period); }
.pubs { margin-top: 14px; display: grid; gap: 12px; font-size: 15px; color: var(--muted); }

/* ---------------------------------------------------------------- contact */
.contact { background: var(--ink); color: var(--paper); border-top: 0; }
.contact :focus-visible { outline-color: var(--green); }
.contact-grid { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: 48px clamp(40px, 7vw, 104px); align-items: start; }
.contact-copy h2 { max-width: 12em; }
.contact-copy > p { color: var(--on-ink-muted); margin-top: 20px; max-width: 28em; }
.contact-copy .direct-label { margin-top: 40px; color: var(--paper); font-weight: 600; }
.direct { margin-top: 10px; display: grid; gap: 6px; font-size: 18px; }
.direct a { text-decoration-color: var(--green); }

.contact-form { display: grid; gap: 20px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.field { display: grid; gap: 8px; align-content: start; }
.field label { font-weight: 500; font-size: 15px; }
.field input, .field textarea {
  width: 100%;
  font: 400 17px/1.5 var(--sans); color: var(--paper);
  background: var(--ink-2); border: 1.5px solid var(--ink-line); border-radius: 14px;
  padding: 13px 16px;
  transition: border-color .15s;
}
.field textarea { resize: vertical; min-height: 160px; }
.field input::placeholder, .field textarea::placeholder { color: #80847D; }
.field input:hover, .field textarea:hover { border-color: #5A5F66; }
.field input:focus, .field textarea:focus { outline: none; border-color: var(--green); box-shadow: 0 0 0 3px rgba(168, 230, 184, 0.25); }
.has-error input, .has-error textarea { border-color: var(--error-on-ink); }
.error { color: var(--error-on-ink); font-size: 15px; }
.form-error a { color: var(--paper); }
.contact-form .btn { justify-self: start; min-width: 200px; }
.btn .busy { display: none; }
.htmx-request .btn .label { display: none; }
.htmx-request .btn .busy { display: inline; }
.htmx-request .btn { opacity: .8; cursor: progress; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.contact-sent {
  background: var(--ink-2); border: 1.5px solid var(--ink-line); border-radius: 24px;
  padding: clamp(28px, 4vw, 44px);
  animation: fade .4s ease-out both;
}
.contact-sent:focus { outline: none; }
.sent-mark { margin-bottom: 20px; }
.contact-sent h3 { font-size: 30px; font-weight: 700; letter-spacing: -0.6px; }
.contact-sent p { margin-top: 10px; color: var(--on-ink-muted); font-size: 18px; }

/* ---------------------------------------------------------------- footer */
.site-footer { background: var(--stone); font-size: 14px; color: var(--muted); }
.footer-row { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 32px; padding-top: 28px; padding-bottom: 28px; }
.footer-row .logo { margin-right: auto; color: var(--ink); }
.footer-row .logo-text { font-size: 17px; }

/* ---------------------------------------------------------------- responsive */
@media (max-width: 900px) {
  .hero-copy, .section-head, .cv-intro, .contact-grid, .approach-grid { grid-template-columns: minmax(0, 1fr); }
  .approach-intro { position: static; }
  .tiles { grid-template-columns: repeat(2, 1fr); }
  .tile:nth-child(3) { border-left: 0; padding-left: 0; }
  .tile:nth-child(n + 3) { margin-top: 12px; }
  .services { grid-template-columns: minmax(0, 1fr); }
  .employer { grid-template-columns: minmax(0, 1fr); gap: 4px; }
  .employer-when { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; order: 2; padding-top: 0; }
  .employer-when .duration { margin-top: 0; }
  .employer-what { display: contents; }
  .employer-what h3 { order: 1; }
  .employer-what .tagline { order: 1; }
  .employer-what .positions { order: 3; }
  .cv-columns { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 640px) {
  body { font-size: 16px; }
  .site-header nav a:not(.lang) { display: none; }
  .field-row { grid-template-columns: minmax(0, 1fr); }
  .actions .btn { flex: 1 1 100%; }
}