:root {
  --bg: #fbfaf6;
  --surface: #ffffff;
  --ink: #071225;
  --muted: #657084;
  --line: #e2e7ee;
  --accent: #075f4f;
  --accent-2: #16a37f;
  --soft: #eff8f4;
  --blue-soft: #f0f6ff;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--bg);
}

body { margin: 0; }

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; object-fit: cover; }
p, h1, h2, h3 { margin: 0; }
p { color: var(--muted); line-height: 1.65; }

.site-header,
main {
  max-width: 1220px;
  margin: 0 auto;
  padding-inline: 28px;
}

.site-header {
  height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border-bottom: 1px solid var(--line);
}

.brand,
.site-header nav,
.hero-actions,
.logo-row,
.tags,
.contact > div {
  display: flex;
  align-items: center;
}

.brand { gap: 11px; font-weight: 760; }
.brand img { width: 34px; height: 34px; border-radius: 50%; }
.site-header nav { gap: 28px; color: #334155; font-size: 14px; }

.header-cta,
.primary,
.hero-actions a {
  border: 1px solid var(--line);
  border-radius: 9px;
  padding: 11px 16px;
  font-weight: 680;
  font-size: 14px;
  background: var(--surface);
}

.header-cta,
.primary,
.hero-actions .primary {
  background: var(--accent);
  color: white;
  border-color: var(--accent);
}

.hero {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 64px;
  align-items: center;
  padding-block: 70px 46px;
}

.eyebrow,
.section-kicker {
  font-size: 12px;
  letter-spacing: .2em;
  text-transform: uppercase;
  font-weight: 760;
  color: var(--accent-2);
}

.eyebrow span {
  display: inline-block;
  width: 8px;
  height: 8px;
  background: var(--accent-2);
  border-radius: 50%;
  margin-right: 10px;
}

h1 {
  margin-top: 18px;
  font-size: clamp(46px, 6vw, 78px);
  letter-spacing: -.06em;
  line-height: .95;
}

.title {
  margin-top: 18px;
  font-size: clamp(21px, 2.3vw, 30px);
  color: #1d293d;
  letter-spacing: -.03em;
}

.summary {
  margin-top: 16px;
  max-width: 660px;
  font-size: 18px;
}

.hero-actions {
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 30px;
}

.portrait-card {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: #e8e5dd;
  box-shadow: 0 20px 60px rgba(15, 23, 42, .1);
}

.portrait {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-position: center 24%;
}

.portrait-note {
  position: absolute;
  right: 16px;
  bottom: 16px;
  background: rgba(255, 255, 255, .88);
  border: 1px solid rgba(226, 232, 240, .8);
  border-radius: 10px;
  padding: 13px 15px;
  backdrop-filter: blur(12px);
}

.portrait-note span {
  display: block;
  color: var(--muted);
  font-size: 13px;
  margin-top: 3px;
}

.trusted {
  padding-block: 28px;
  border-block: 1px solid var(--line);
}

.logo-row {
  margin-top: 16px;
  gap: 12px;
  flex-wrap: wrap;
}

.logo-row > *,
.campaign-strip > * {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--surface);
  padding: 12px 15px;
  min-height: 48px;
  font-weight: 720;
  font-size: 14px;
}

.logo-row img,
.campaign-strip img {
  width: 28px;
  height: 28px;
  border-radius: 7px;
}

.section { padding-block: 56px; }

.section-heading {
  display: flex;
  justify-content: space-between;
  gap: 28px;
  align-items: end;
  margin-bottom: 26px;
}

.section-heading h2,
.skills h2 {
  margin-top: 8px;
  font-size: clamp(30px, 3vw, 42px);
  line-height: 1.1;
  letter-spacing: -.04em;
}

.section-heading > p {
  max-width: 430px;
}

.case-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.case-card,
.ambassador-grid article,
.contact {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface);
  box-shadow: 0 8px 25px rgba(15, 23, 42, .04);
}

.case-card {
  min-height: 340px;
  padding: 22px;
  display: grid;
  grid-template-columns: 1fr .95fr;
  gap: 20px;
  overflow: hidden;
}

.case-card.featured { grid-column: 1 / -1; }

.case-logo {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  margin-bottom: 14px;
}

.pill {
  display: inline-flex;
  width: fit-content;
  border-radius: 999px;
  padding: 6px 10px;
  background: var(--blue-soft);
  color: #35527a;
  font-size: 12px;
  font-weight: 720;
  margin-bottom: 12px;
}

.case-card h3,
.ambassador-grid h3 {
  font-size: 23px;
  letter-spacing: -.03em;
}

.case-title {
  margin-top: 8px;
  color: #152033;
  font-weight: 700;
}

.case-copy > p:not(.case-title) { margin-top: 10px; }

.tags {
  gap: 7px;
  flex-wrap: wrap;
  margin-top: 18px;
}

.tags span {
  padding: 6px 9px;
  border-radius: 7px;
  background: #f3f6f8;
  color: #64748b;
  font-size: 12px;
  font-weight: 650;
}

.case-preview {
  width: 100%;
  height: 100%;
  min-height: 240px;
  border-radius: 10px;
  border: 1px solid var(--line);
  object-fit: cover;
  object-position: top center;
}

.ambassador-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.ambassador-grid article {
  padding: 22px;
}

.ambassador-grid img {
  width: 50px;
  height: 50px;
  border-radius: 12px;
  margin-bottom: 18px;
}

.ambassador-grid p { margin-top: 10px; }

.campaign-strip {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 22px;
}

.skills {
  border-top: 1px solid var(--line);
}

.skill-grid {
  display: grid;
  grid-template-columns: repeat(9, minmax(0, 1fr));
  gap: 10px;
  margin-top: 24px;
}

.skill-grid span {
  min-height: 72px;
  display: grid;
  place-items: center;
  text-align: center;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: var(--surface);
  color: #324057;
  font-weight: 700;
  padding: 10px;
}

.contact {
  margin-block: 28px 60px;
  padding: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
}

.contact img {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  margin-right: 14px;
}

@media (max-width: 900px) {
  .site-header nav { display: none; }
  .hero,
  .case-card,
  .case-grid,
  .section-heading {
    grid-template-columns: 1fr;
  }
  .case-card.featured { grid-column: auto; }
  .section-heading { display: block; }
  .section-heading > p { margin-top: 12px; }
  .ambassador-grid { grid-template-columns: 1fr; }
  .skill-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (max-width: 560px) {
  .site-header,
  main { padding-inline: 18px; }
  .header-cta { display: none; }
  .hero { padding-top: 42px; }
  .hero-actions a { flex: 1 1 auto; text-align: center; }
  .portrait-note { position: static; border-radius: 0; }
  .case-card { padding: 16px; }
  .skill-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .contact { display: block; }
  .contact .primary { display: inline-flex; margin-top: 16px; }
}

/* Production layout and accessible interactions. */
:root { --accent-2: #075f4f; }
.skip { position: absolute; top: -80px; left: 16px; padding: 12px; background: white; z-index: 10; }
.skip:focus { top: 10px; }
a:focus-visible { outline: 3px solid var(--accent); outline-offset: 5px; }
a:hover { text-decoration: underline; text-underline-offset: 4px; }
.portrait-note { background: #fff; backdrop-filter: none; }
.case-card { display: flex; flex-direction: column; min-width: 0; }
.case-card.featured { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }
.case-card.featured .case-copy { padding: 12px; }
.case-copy, .bot-study { min-width: 0; }
.bot-study { border-left: 1px solid var(--line); padding-left: 30px; }
h4 { font-size: 23px; margin: 10px 0; }
.bot-study > p { margin-bottom: 14px; }
.case-preview { height: auto; min-height: 0; object-fit: contain; }
.bot-preview { max-height: 390px; background: #fff; }
.preview-link { display: block; }
.preview-link > span { display: block; font-size: 12px; color: var(--accent); margin-top: 8px; }
.caption { font-size: 12px; margin-block: 12px; }
.text-link { display: inline-block; font-size: 14px; color: var(--accent); font-weight: 700; padding-block: 10px; text-decoration: underline; text-underline-offset: 4px; }
.dashboard-figure { margin: 8px 0 0; }
.case-note { margin-top: auto; padding-top: 22px; border-top: 1px solid var(--line); font-size: 14px; }
.case-note span, .role-dates { font-size: 13px; }
.case-copy { padding-bottom: 14px; }
.community-card { display: flex; align-items: center; gap: 24px; border: 1px solid var(--line); border-radius: 12px; padding: 24px; background: white; }
.community-card img { border-radius: 10px; flex-shrink: 0; }
.community-card p { margin-top: 8px; }
.case-logo, .logo-row img, .campaign-strip img, .ambassador-grid img { object-fit: contain; }
section { scroll-margin-top: 20px; }
@media (max-width: 1000px) { .site-header { gap: 14px; } .site-header nav { gap: 16px; } .header-cta { display: none; } }
@media (max-width: 900px) { .site-header { height: auto; min-height: 76px; flex-wrap: wrap; padding-block: 14px; } .site-header nav { display: flex; flex-wrap: wrap; gap: 18px; } .site-header nav a { padding-block: 8px; } .case-card.featured { grid-template-columns: 1fr; } .bot-study { border-left: 0; border-top: 1px solid var(--line); padding: 24px 0 0; } .hero { gap: 32px; } }
@media (max-width: 560px) { .site-header nav { gap: 16px; font-size: 13px; } .hero { padding-top: 36px; } .section { padding-block: 38px; } .community-card { align-items: flex-start; gap: 16px; padding: 18px; } .community-card img { width: 48px; height: 48px; } .logo-row > *, .campaign-strip > * { padding: 9px 11px; font-size: 13px; } }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

@media (min-width: 901px) { .case-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); } }

/* Linked cards: the title anchor covers its card; evidence links sit above it. */
.linked-card { position: relative; transition: border-color .15s ease, box-shadow .15s ease; }
.card-link::after { content: ""; position: absolute; inset: 0; z-index: 1; border-radius: 12px; }
.linked-card:hover, .linked-card:focus-within { border-color: var(--accent); box-shadow: 0 8px 24px rgba(7,95,79,.08); }
.card-link:focus-visible { outline: none; }
.card-link:focus-visible::after { outline: 3px solid var(--accent); outline-offset: 4px; }
.linked-card .preview-link, .linked-card .text-link { position: relative; z-index: 2; }
.card-action { color: var(--accent); font-size: 13px; font-weight: 650; margin-top: 18px; }
.social-identity { margin-top: 18px; font-size: 14px; }
.social-identity a { margin-left: 8px; text-decoration: underline; text-underline-offset: 3px; }
.project-chip:hover, .project-chip:focus-visible { border-color: var(--accent); }
.campaign-heading { margin-top: 30px; font-size: 18px; }
.bot-study { border-left: 1px solid var(--line); padding: 22px; }
.bot-study > p { margin-bottom: 0; }
.bot-study .caption { margin-block: 12px; }
.bot-study h3 { margin-top: 0; }
.bot-study .preview-link { margin-top: 12px; }
.bot-preview { max-height: 300px; }
@media (min-width: 901px) { .research-products { grid-template-columns: repeat(3,minmax(0,1fr)); } .analytics-grid { grid-template-columns: repeat(2,minmax(0,1fr)); } .ambassador-grid { grid-template-columns: repeat(2,minmax(0,1fr)); } }
@media (max-width: 900px) { .bot-study { padding: 22px; border: 1px solid var(--line); } }
@media (max-width: 560px) { .bot-study { padding: 16px; } }
@media (prefers-reduced-motion: reduce) { .linked-card { transition: none; } }

.data-work > .section { padding-block: 24px; }