@font-face {
  font-family: 'Fraunces';
  src: url('/assets/fonts/fraunces-var.woff2') format('woff2');
  font-weight: 300 500;
  font-display: swap;
}
@font-face {
  font-family: 'Switzer';
  src: url('/assets/fonts/Switzer-Regular.woff2') format('woff2');
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: 'Switzer';
  src: url('/assets/fonts/Switzer-Medium.woff2') format('woff2');
  font-weight: 500;
  font-display: swap;
}
@font-face {
  font-family: 'Switzer';
  src: url('/assets/fonts/Switzer-Semibold.woff2') format('woff2');
  font-weight: 600;
  font-display: swap;
}

:root {
  --paper: #FAFAF8;
  --surface: #FFFFFF;
  --ink: #000B09;
  --ink-soft: #22403B;
  --teal: #006F63;
  --teal-deep: #00554B;
  --teal-wash: #EAF3F1;
  --hairline: #E2E8E6;
  --dark: #000B09;
  --dark-muted: #8FCCC4;
  --font-display: 'Fraunces', Georgia, serif;
  --font-body: 'Switzer', -apple-system, 'Segoe UI', sans-serif;
  --fs-900: clamp(2.75rem, 1.4rem + 5vw, 5rem);
  --fs-800: clamp(2rem, 1.2rem + 3vw, 3.25rem);
  --fs-700: clamp(1.4rem, 1.1rem + 1.2vw, 1.9rem);
  --fs-500: 1.1875rem;
  --fs-400: 1.0625rem;
  --fs-300: .9375rem;
  --fs-200: .8125rem;
  --space-1: .5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2.5rem;
  --space-5: 4rem;
  --space-6: 7rem;
  --radius: 10px;
  --maxw: 76rem;
  --maxw-narrow: 46rem;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--paper);
  color: var(--ink);
  font: 400 var(--fs-400)/1.65 var(--font-body);
  -webkit-font-smoothing: antialiased;
}
img, svg { max-width: 100%; height: auto; display: block; }
h1, h2 {
  font-family: var(--font-display);
  font-weight: 340;
  line-height: 1.08;
  letter-spacing: -0.015em;
  font-variation-settings: 'SOFT' 50, 'WONK' 0;
  text-wrap: balance;
}
h1 { font-size: var(--fs-900); }
h2 { font-size: var(--fs-800); }
h3 { font-size: var(--fs-500); font-weight: 600; line-height: 1.3; }
h4 {
  font-size: var(--fs-300);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .06em;
}
a { color: var(--teal-deep); text-underline-offset: 3px; }
a:hover { color: var(--teal); }
:focus-visible { outline: 2px solid var(--teal); outline-offset: 3px; border-radius: 2px; }
[id] { scroll-margin-top: 6.5rem; }
.visually-hidden {
  position: absolute; width: 1px; height: 1px;
  clip-path: inset(50%); overflow: hidden; white-space: nowrap;
}
.container { max-width: var(--maxw); margin-inline: auto; padding-inline: clamp(1.25rem, 4vw, 2.5rem); }
.container-narrow { max-width: var(--maxw-narrow); margin-inline: auto; padding-inline: clamp(1.25rem, 4vw, 2.5rem); }
.section { padding-block: var(--space-6); }
.section--tight { padding-block: var(--space-5); }
.section__intro { max-width: 44rem; margin-block: var(--space-2) var(--space-5); color: var(--ink-soft); font-size: var(--fs-500); }
.label {
  font-size: var(--fs-200);
  font-weight: 600;
  letter-spacing: .09em;
  text-transform: uppercase;
  color: var(--teal-deep);
  margin-bottom: var(--space-2);
}
.hairline { border: 0; border-top: 1px solid var(--hairline); }
.btn {
  display: inline-block;
  background: var(--teal);
  color: #fff;
  font-weight: 600;
  font-size: var(--fs-300);
  padding: .9rem 1.75rem;
  border-radius: 999px;
  text-decoration: none;
  border: 1px solid var(--teal);
  transition: background .25s, color .25s, border-color .25s;
}
.btn:hover { background: var(--teal-deep); border-color: var(--teal-deep); color: #fff; }
.btn--ghost { background: transparent; color: var(--teal-deep); border-color: var(--teal); }
.btn--ghost:hover { background: var(--teal-wash); color: var(--teal-deep); }
.grid-cards { display: grid; gap: var(--space-3); grid-template-columns: repeat(auto-fit, minmax(19rem, 1fr)); }
.skip-link {
  position: absolute; left: -999px; top: 0;
  background: var(--ink); color: #fff;
  padding: .75rem 1.25rem; z-index: 100;
}
.skip-link:focus { left: 0; }
.dark-band {
  background: radial-gradient(120% 160% at 85% 20%, var(--teal) 0%, #023B34 38%, var(--dark) 78%);
  color: #fff;
}
.dark-band .label { color: var(--dark-muted); }
.dark-band a { color: #fff; }
.dark-band a.btn--light { color: var(--teal-deep); }
.dark-band a.btn--light:hover { color: var(--teal-deep); }
.js .reveal { opacity: 0; translate: 0 22px; transition: opacity .7s ease, translate .7s ease; }
.js .reveal.is-in { opacity: 1; translate: 0 0; }
.page-hero { padding-block: clamp(5rem, 12vh, 8rem) var(--space-4); }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { translate: 0 0; transition: opacity .3s linear; }
}
@media print { .js .reveal { opacity: 1; translate: none; } }

/* ---------- Floating header ---------- */
.site-head { position: sticky; top: .8rem; z-index: 50; }
.site-head__bar {
  position: relative;
  display: flex; align-items: center; justify-content: space-between;
  gap: var(--space-3);
  background: color-mix(in srgb, #fff 80%, transparent);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--hairline);
  border-radius: 999px;
  padding: .55rem 1.1rem .55rem 1.5rem;
  box-shadow: 0 8px 30px rgb(0 11 9 / .05);
  transition: box-shadow .3s;
}
.site-head.is-scrolled .site-head__bar { box-shadow: 0 12px 36px rgb(0 11 9 / .1); }
.site-head__logo { color: var(--ink); display: block; }
.site-head__logo svg { height: 36px; width: auto; }
.site-nav { display: flex; align-items: center; gap: clamp(.9rem, 2vw, 1.7rem); }
.site-nav > a:not(.btn), .nav-item > a {
  color: var(--ink); text-decoration: none;
  font-weight: 500; font-size: var(--fs-300);
}
.site-nav > a:not(.btn):hover, .nav-item > a:hover { color: var(--teal); }
.site-nav__cta { padding: .55rem 1.2rem; }
.site-nav__lang {
  font-size: var(--fs-200); font-weight: 600; letter-spacing: .06em;
  border: 1px solid var(--hairline); border-radius: 999px; padding: .35rem .6rem;
}
.site-head__burger { display: none; }

/* Dropdown menus */
.nav-item { position: relative; }
.nav-item > a { display: inline-block; padding-block: .5rem; }
.nav-menu {
  position: absolute; top: calc(100% + .7rem); left: 50%;
  translate: -50% 6px;
  min-width: 17rem;
  background: var(--surface);
  border: 1px solid var(--hairline);
  border-radius: 16px;
  padding: .5rem;
  box-shadow: 0 18px 50px rgb(0 11 9 / .12);
  opacity: 0; visibility: hidden;
  transition: opacity .2s ease, translate .2s ease, visibility .2s;
}
.nav-menu::before { content: ''; position: absolute; top: -.8rem; left: 0; right: 0; height: .9rem; }
.has-menu:hover .nav-menu, .has-menu:focus-within .nav-menu { opacity: 1; visibility: visible; translate: -50% 0; }
.nav-menu a {
  display: block;
  padding: .55rem .85rem;
  border-radius: 10px;
  color: var(--ink);
  text-decoration: none;
  font-size: var(--fs-300);
  font-weight: 500;
}
.nav-menu a:hover { background: var(--teal-wash); color: var(--teal-deep); }
@media (prefers-reduced-motion: reduce) { .nav-menu { transition: none; } }

@media (max-width: 980px) {
  .site-head__burger {
    display: grid; place-items: center;
    width: 42px; height: 42px;
    background: none; border: 1px solid var(--hairline); border-radius: 999px;
    cursor: pointer;
  }
  .site-head__burger-bar,
  .site-head__burger-bar::before,
  .site-head__burger-bar::after {
    content: ''; display: block; position: relative;
    width: 18px; height: 2px; background: var(--ink); border-radius: 2px;
  }
  .site-head__burger-bar::before { position: absolute; top: -6px; }
  .site-head__burger-bar::after { position: absolute; top: 6px; }
  .site-nav {
    display: none;
    position: absolute; left: 0; right: 0; top: calc(100% + .6rem);
    flex-direction: column; align-items: flex-start;
    gap: var(--space-2);
    background: var(--surface);
    border: 1px solid var(--hairline);
    border-radius: 20px;
    padding: var(--space-3);
    box-shadow: 0 18px 50px rgb(0 11 9 / .12);
  }
  .site-nav.is-open { display: flex; }
  .nav-menu { display: none; }
  body.nav-locked { overflow: hidden; }
}

/* ---------- Footer ---------- */
.site-foot { margin-top: 0; }
.site-foot__in {
  display: grid; gap: var(--space-4);
  grid-template-columns: 2fr 1fr 1fr 1fr;
  padding-block: var(--space-5);
}
.site-foot__logo { color: #fff; max-width: 150px; }
.site-foot__tag { color: var(--dark-muted); margin-top: var(--space-2); max-width: 26rem; }
.site-foot__col { display: flex; flex-direction: column; gap: .6rem; align-items: flex-start; }
.site-foot__col h4 { color: var(--dark-muted); margin-bottom: .4rem; }
.site-foot__col a { text-decoration: none; font-size: var(--fs-300); }
.site-foot__col a:hover { text-decoration: underline; }
.site-foot__col p { font-size: var(--fs-300); color: var(--dark-muted); }
.site-foot__base { border-top: 1px solid #14332E; padding-block: var(--space-3); }
.site-foot__base p { font-size: var(--fs-200); color: var(--dark-muted); }
@media (max-width: 900px) { .site-foot__in { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .site-foot__in { grid-template-columns: 1fr; } }

/* ---------- Cards ---------- */
.card {
  background: var(--surface);
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  padding: var(--space-4);
  display: flex; flex-direction: column; gap: var(--space-2);
}
.card__num { font-family: var(--font-display); color: var(--teal); font-size: var(--fs-700); }
.card__tag { color: var(--teal-deep); font-weight: 500; font-size: var(--fs-300); }
.card__deliverable { font-size: var(--fs-300); color: var(--ink-soft); border-top: 1px solid var(--hairline); padding-top: var(--space-2); margin-top: auto; }
.card ul { padding-left: 1.1rem; display: flex; flex-direction: column; gap: .35rem; }
.card li::marker { color: var(--teal); }
.card--article { text-decoration: none; color: inherit; transition: border-color .25s, translate .25s; }
.card--article:hover { border-color: var(--teal); translate: 0 -3px; color: inherit; }
.card--article h3 { font-family: var(--font-display); font-weight: 400; font-size: var(--fs-500); line-height: 1.25; }
.card__desc { color: var(--ink-soft); font-size: var(--fs-300); }
.card__meta { font-size: var(--fs-200); color: var(--teal-deep); margin-top: auto; }

/* ---------- Stats ---------- */
.stats-grid { display: grid; gap: var(--space-3); grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr)); }
.stat {
  background: var(--surface);
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  padding: var(--space-4) var(--space-3);
  display: flex; flex-direction: column; gap: .5rem;
}
.stat__value { font-family: var(--font-display); font-size: var(--fs-800); line-height: 1; color: var(--teal-deep); }
.stat__label { color: var(--ink-soft); font-size: var(--fs-300); }
.stat__source { font-size: var(--fs-200); margin-top: auto; }
.stat__source a { color: var(--teal-deep); text-decoration: none; border-bottom: 1px solid var(--hairline); }
.stat__source a:hover { border-bottom-color: var(--teal); }

/* ---------- Method phases ---------- */
.phases {
  list-style: none; padding: 0;
  display: grid; gap: var(--space-3);
  grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
}
.phase { border-top: 2px solid var(--teal); padding-top: var(--space-3); display: flex; flex-direction: column; gap: .6rem; }
.phase__num { font-family: var(--font-display); font-size: var(--fs-800); line-height: 1; color: var(--teal); }

/* ---------- Tabs ---------- */
.tabs [role=tablist] { display: flex; flex-wrap: wrap; gap: .6rem; margin-bottom: var(--space-4); }
.tabs [role=tab] {
  font: 500 var(--fs-300)/1 var(--font-body);
  color: var(--ink);
  background: var(--surface);
  border: 1px solid var(--hairline);
  border-radius: 999px;
  padding: .65rem 1.15rem;
  cursor: pointer;
  transition: background .2s, color .2s, border-color .2s;
}
.tabs [role=tab]:hover { border-color: var(--teal); color: var(--teal-deep); }
.tabs [role=tab][aria-selected=true] { background: var(--teal); color: #fff; border-color: var(--teal); }
.tabs [role=tabpanel] {
  background: var(--surface);
  border: 1px solid var(--hairline);
  border-radius: var(--radius);
  padding: var(--space-4);
}
.tabs [role=tabpanel] h3 { font-family: var(--font-display); font-weight: 400; font-size: var(--fs-700); margin-bottom: var(--space-2); }
.tabs__intro { color: var(--ink-soft); max-width: 46rem; margin-bottom: var(--space-3); }
.ind-cols { display: grid; gap: var(--space-4); grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr)); }
.ind-cols h4 { color: var(--teal-deep); margin-bottom: var(--space-2); }
.ind-cols ul { padding-left: 1.1rem; display: flex; flex-direction: column; gap: .5rem; }
.ind-cols li::marker { color: var(--teal); }

/* ---------- Article prose ---------- */
.article__head { padding-block: clamp(4rem, 10vh, 6rem) var(--space-3); }
.article__head h1 { font-size: var(--fs-800); margin-bottom: var(--space-2); }
.article__meta { color: var(--ink-soft); font-size: var(--fs-300); margin-bottom: var(--space-3); }
.prose { padding-bottom: var(--space-5); }
.prose h2 { font-size: var(--fs-700); margin: var(--space-5) 0 var(--space-2); }
.prose h3 { margin: var(--space-4) 0 var(--space-2); }
.prose p + p { margin-top: var(--space-2); }
.prose ul, .prose ol { padding-left: 1.3rem; margin-block: var(--space-2); display: flex; flex-direction: column; gap: .45rem; }
.prose li::marker { color: var(--teal); }
.prose blockquote {
  font-family: var(--font-display);
  font-weight: 380;
  font-size: var(--fs-700);
  line-height: 1.3;
  color: var(--teal-deep);
  border-left: 2px solid var(--teal);
  padding-left: var(--space-3);
  margin-block: var(--space-4);
}
.prose a { text-decoration: underline; }

/* ---------- Forms ---------- */
.form { display: flex; flex-direction: column; gap: var(--space-3); }
.form label { font-weight: 500; font-size: var(--fs-300); display: flex; flex-direction: column; gap: .4rem; }
.form input, .form textarea {
  font: 400 var(--fs-400)/1.5 var(--font-body);
  color: var(--ink);
  background: var(--surface);
  border: 1px solid var(--hairline);
  border-radius: 8px;
  padding: .8rem 1rem;
}
.form input:focus-visible, .form textarea:focus-visible { outline: 2px solid var(--teal); outline-offset: 1px; border-color: var(--teal); }
.form textarea { min-height: 9rem; resize: vertical; }
.form__note { font-size: var(--fs-200); color: var(--ink-soft); }

/* ---------- Founder ---------- */
.founder { display: grid; gap: var(--space-5); grid-template-columns: .8fr 1.2fr; align-items: center; }
.founder__media img { width: 100%; max-width: 26rem; aspect-ratio: 4/5; object-fit: cover; border-radius: 18px; box-shadow: 0 24px 60px rgb(0 11 9 / .14); margin-inline: auto; }
.founder__quote {
  font-family: var(--font-display);
  font-weight: 380;
  font-size: var(--fs-700);
  line-height: 1.3;
  color: var(--teal-deep);
  border-left: 2px solid var(--teal);
  padding-left: var(--space-3);
}
.founder__quote footer { font: 500 var(--fs-300)/1.5 var(--font-body); color: var(--ink-soft); margin-top: var(--space-2); }
@media (max-width: 820px) { .founder { grid-template-columns: 1fr; } }

/* ---------- Media (photos) ---------- */
.card__media { margin: calc(var(--space-4) * -1) calc(var(--space-4) * -1) var(--space-1); }
.card__media img { width: 100%; aspect-ratio: 8/5; object-fit: cover; border-radius: calc(var(--radius) - 1px) calc(var(--radius) - 1px) 0 0; }
.card__media--tall img { aspect-ratio: 4/5; }
.tabs__grid { display: grid; gap: var(--space-4); grid-template-columns: 1.5fr 1fr; align-items: start; }
.tabs__media { width: 100%; height: 100%; max-height: 26rem; object-fit: cover; border-radius: var(--radius); }
@media (max-width: 900px) { .tabs__grid { grid-template-columns: 1fr; } .tabs__media { order: -1; max-height: 14rem; } }
.article__media { width: 100%; aspect-ratio: 7/4; object-fit: cover; border-radius: var(--radius); margin-bottom: var(--space-4); }
.hero__grid { display: grid; gap: var(--space-5); grid-template-columns: 1.15fr .85fr; align-items: center; }
.hero__media img { width: 100%; aspect-ratio: 4/5; object-fit: cover; border-radius: 18px; box-shadow: 0 24px 60px rgb(0 11 9 / .14); }
@media (max-width: 900px) { .hero__grid { grid-template-columns: 1fr; } .hero__media { display: none; } }
.img-grade { filter: saturate(.88) contrast(1.04); }

/* ---------- Detail pages (service/sector) ---------- */
.crumb { color: var(--teal-deep); text-decoration: none; }
.crumb:hover { text-decoration: underline; }
.detail-grid { display: grid; gap: var(--space-5); grid-template-columns: 1.4fr 1fr; align-items: start; }
.detail-grid__main p { font-size: var(--fs-500); color: var(--ink-soft); }
.detail-grid__main p + p { margin-top: var(--space-3); }
.detail-card h3 { font-family: var(--font-display); font-weight: 400; font-size: var(--fs-700); }
@media (max-width: 860px) { .detail-grid { grid-template-columns: 1fr; } }
.card__title-link { color: inherit; text-decoration: none; }
.card__title-link:hover { color: var(--teal-deep); text-decoration: underline; }
.outcomes {
  list-style: none; padding: 0; margin-top: var(--space-4);
  display: grid; gap: var(--space-3);
  grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr));
}
.outcomes li {
  background: var(--surface);
  border: 1px solid var(--hairline);
  border-left: 3px solid var(--teal);
  border-radius: var(--radius);
  padding: var(--space-3);
  font-weight: 500;
}

/* ---------- Split section (text + media) ---------- */
.split { display: grid; gap: var(--space-5); grid-template-columns: 1.15fr .85fr; align-items: center; margin-bottom: var(--space-5); }
.split__media img { width: 100%; aspect-ratio: 11/8; object-fit: cover; border-radius: 18px; box-shadow: 0 20px 50px rgb(0 11 9 / .12); }
@media (max-width: 860px) { .split { grid-template-columns: 1fr; } }

/* ---------- Quote panel on granite ---------- */
.quote-panel {
  border-left: 0;
  padding: var(--space-5) var(--space-4);
  border-radius: 18px;
  background:
    linear-gradient(rgb(0 11 9 / .58), rgb(0 11 9 / .58)),
    url('/assets/img/textures/texture-green-granite.jpg') center/cover;
  color: #fff;
}
.quote-panel footer { color: var(--dark-muted); }

/* ---------- Compact card strip ---------- */
.grid-cards--compact { grid-template-columns: repeat(auto-fit, minmax(12rem, 1fr)); margin-bottom: var(--space-2); }
.grid-cards--compact .card { padding: var(--space-3); }
.grid-cards--compact .card__media { margin: calc(var(--space-3) * -1) calc(var(--space-3) * -1) var(--space-1); }

/* ---------- Contact media ---------- */
.contact-media { margin-top: var(--space-4); border-radius: var(--radius); aspect-ratio: 8/5; object-fit: cover; width: 100%; }

/* ---------- Form states ---------- */
.hp { position: absolute; left: -9999px; top: auto; }
.form__success { font-family: var(--font-display); font-size: var(--fs-700); color: var(--teal-deep); }
.form__error { font-size: var(--fs-300); color: #8C2F39; }
.form__success-wrap {
  display: flex; flex-direction: column; align-items: center;
  gap: var(--space-3); text-align: center;
  padding-block: var(--space-5);
}
.form__check { width: 56px; height: 56px; animation: check-pop .4s cubic-bezier(.2, 1.4, .5, 1); }
@keyframes check-pop { from { scale: .5; opacity: 0; } }
@media (prefers-reduced-motion: reduce) { .form__check { animation: none; } }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding-block: clamp(6rem, 14vh, 9rem) var(--space-6);
  background:
    radial-gradient(55% 80% at 82% 8%, var(--teal-wash) 0%, transparent 62%),
    var(--paper);
  overflow: hidden;
}
.hero::after {
  content: '';
  position: absolute; inset: 0;
  pointer-events: none;
  opacity: .035;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='240' height='240' filter='url(%23n)'/%3E%3C/svg%3E");
}
.hero .container { position: relative; z-index: 1; }
.hero h1 { max-width: 21ch; font-size: clamp(2.4rem, 1.3rem + 4vw, 4.2rem); }
.hero__sub {
  font-size: var(--fs-500);
  color: var(--ink-soft);
  max-width: 42rem;
  margin-block: var(--space-3) var(--space-4);
}
.hero__ctas { display: flex; flex-wrap: wrap; gap: var(--space-2); }

/* ---------- Section variants ---------- */
.section--wash { background: linear-gradient(180deg, var(--teal-wash) 0%, color-mix(in srgb, var(--teal-wash) 40%, var(--paper)) 100%); }
.section__more { margin-top: var(--space-4); }

/* ---------- CTA band ---------- */
.cta-band { text-align: center; }
.cta-band h2 { max-width: 24ch; margin-inline: auto; }
.cta-band__text { color: var(--dark-muted); max-width: 38rem; margin: var(--space-3) auto var(--space-4); }
.btn--light { background: #fff; color: var(--teal-deep); border-color: #fff; }
.btn--light:hover { background: var(--teal-wash); border-color: var(--teal-wash); color: var(--teal-deep); }

/* ---------- Contact ---------- */
.contact-grid { display: grid; gap: var(--space-5); grid-template-columns: 1fr 1.1fr; align-items: start; }
.contact-list { display: flex; flex-direction: column; gap: var(--space-2); margin-top: var(--space-3); }
.contact-list a { font-weight: 500; }
@media (max-width: 820px) { .contact-grid { grid-template-columns: 1fr; } }

/* ---------- Legal prose ---------- */
.legal { padding-bottom: var(--space-5); }
.legal h2 { font-size: var(--fs-700); margin: var(--space-4) 0 var(--space-2); }
.legal p + p { margin-top: var(--space-2); }