:root {
  --white: #ffffff;
  --light-grey: #f1f3f5;
  --slate-grey: #97989a;
  --border-grey: #dde3ea;
  --deep-navy: #0f172a;
  --forge-blue: #2e7cc7;
  --soft-blue: #eaf3fc;
  --muted: #556275;
  --shadow: 0 18px 45px rgba(15, 23, 42, .08);
  --container: 1240px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--white);
  color: var(--deep-navy);
  font-family: Inter, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration: none;
}

img,
svg {
  display: block;
  max-width: 100%;
}

button {
  font: inherit;
}

.skip-link {
  position: absolute;
  left: 16px;
  top: -48px;
  z-index: 20;
  background: var(--deep-navy);
  color: var(--white);
  padding: 10px 14px;
}

.skip-link:focus {
  top: 12px;
}

.container {
  width: min(100% - 48px, var(--container));
  margin: 0 auto;
}

.narrow {
  max-width: 820px;
  margin-left: calc((100% - min(100% - 48px, var(--container))) / 2);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 255, 255, .94);
  border-bottom: 1px solid var(--border-grey);
  backdrop-filter: blur(18px);
}

.nav-shell {
  width: min(100% - 48px, 1320px);
  min-height: 92px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  min-width: 236px;
}

.brand-mark {
  width: 66px;
  height: 50px;
}

.mark-slate {
  fill: var(--slate-grey);
}

.mark-blue {
  fill: var(--forge-blue);
}

.brand-divider {
  width: 1px;
  height: 46px;
  background: #c9d0d8;
}

.brand-word {
  display: grid;
  line-height: 1;
  font-size: 31px;
  font-weight: 500;
  letter-spacing: 0;
}

.word-slate {
  color: #767b84;
}

.word-blue {
  color: var(--forge-blue);
}

.brand-labs {
  margin-top: 9px;
  color: #8c9199;
  font-size: 14px;
  letter-spacing: .42em;
  text-transform: uppercase;
  text-align: center;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 40px;
  color: #243047;
  font-size: 15px;
}

.nav-links a:not(.button) {
  position: relative;
  padding: 34px 0;
}

.nav-links a[aria-current="page"],
.nav-links a:hover {
  color: var(--forge-blue);
}

.nav-links a[aria-current="page"]::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 22px;
  height: 2px;
  background: var(--forge-blue);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  min-height: 48px;
  padding: 0 26px;
  border: 1px solid var(--forge-blue);
  border-radius: 5px;
  background: var(--forge-blue);
  color: var(--white);
  font-weight: 600;
  font-size: 15px;
  box-shadow: 0 12px 28px rgba(46, 124, 199, .18);
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
  background: #246db4;
  box-shadow: 0 16px 34px rgba(46, 124, 199, .22);
}

.button-small {
  min-height: 42px;
  padding: 0 22px;
  font-size: 14px;
}

.button.secondary {
  background: var(--white);
  color: var(--forge-blue);
  box-shadow: none;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--forge-blue);
  font-weight: 600;
}

.text-link:hover,
.text-link:focus-visible {
  color: #195d9e;
}

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--border-grey);
  border-radius: 5px;
  background: var(--white);
}

.menu-toggle span:not(.sr-only) {
  display: block;
  width: 20px;
  height: 2px;
  margin: 4px auto;
  background: var(--deep-navy);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
}

.section {
  padding: 96px 0;
}

.hero {
  padding: 70px 0 56px;
  display: grid;
  align-items: center;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(560px, .95fr) minmax(500px, 1.05fr);
  align-items: center;
  gap: 56px;
}

.hero h1,
.page-hero h1,
.case-hero h1,
.contact-section h1 {
  margin: 0;
  max-width: 690px;
  font-size: clamp(48px, 5.2vw, 76px);
  line-height: 1.08;
  font-weight: 500;
  letter-spacing: 0;
}

.blue-dot,
.case-hero h1 span {
  color: var(--forge-blue);
}

.hero p,
.page-hero p,
.case-hero p,
.contact-section p {
  max-width: 560px;
  margin: 24px 0 0;
  color: var(--muted);
  font-size: 19px;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 24px;
  margin-top: 34px;
}

.hero-visual {
  min-height: 420px;
}

.feature-strip,
.proof-strip,
.case-meta {
  border-top: 1px solid var(--border-grey);
  border-bottom: 1px solid var(--border-grey);
  background: #fbfcfd;
}

.three-columns {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}

.three-columns article {
  display: grid;
  grid-template-columns: 74px 1fr;
  gap: 22px;
  padding: 44px 48px;
  border-left: 1px solid var(--border-grey);
}

.three-columns article:first-child {
  border-left: 0;
  padding-left: 0;
}

.three-columns article:last-child {
  padding-right: 0;
}

.icon-box {
  width: 58px;
  height: 58px;
  display: grid;
  place-items: center;
  border: 1px solid var(--border-grey);
  border-radius: 8px;
  background: var(--white);
  color: var(--forge-blue);
}

.icon-box svg {
  width: 31px;
  height: 31px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.three-columns h2,
.section-heading-row h2,
.approach-grid h2,
.principle-grid h2 {
  margin: 0;
  font-size: 22px;
  line-height: 1.25;
  font-weight: 600;
}

.three-columns p,
.compact-card small,
.project-tile small,
.approach-grid p,
.principle-grid p,
.case-main p,
.side-card p,
.metric small {
  color: var(--muted);
}

.section-bordered {
  border-bottom: 1px solid var(--border-grey);
}

.section-heading-row {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 52px;
  align-items: start;
}

.featured-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.compact-card {
  min-height: 118px;
  display: grid;
  grid-template-columns: 62px 1fr 20px;
  align-items: center;
  gap: 18px;
  padding: 22px;
  border: 1px solid var(--border-grey);
  border-radius: 8px;
  background: var(--white);
  box-shadow: 0 10px 24px rgba(15, 23, 42, .04);
  transition: transform .2s ease, border-color .2s ease;
}

.compact-card:hover {
  transform: translateY(-2px);
  border-color: #b8cce4;
}

.compact-card strong,
.project-tile strong {
  display: block;
  font-size: 18px;
}

.compact-card small,
.project-tile small {
  display: block;
  margin-top: 5px;
}

.project-icon {
  width: 54px;
  height: 54px;
  border-radius: 50%;
  background: var(--soft-blue);
  position: relative;
}

.project-icon::before,
.project-icon::after {
  content: "";
  position: absolute;
  inset: 15px;
  border: 2px solid var(--forge-blue);
}

.project-icon.dots::before {
  border: 0;
  background: radial-gradient(circle, var(--forge-blue) 2px, transparent 3px) 0 0 / 12px 12px;
}

.project-icon.dots::after {
  display: none;
}

.project-icon.layers::before {
  transform: rotate(45deg);
}

.project-icon.layers::after {
  inset: 20px;
  transform: rotate(45deg);
}

.project-icon.angle::before {
  border-left: 0;
  border-top: 0;
  transform: skewX(-20deg);
}

.project-icon.angle::after {
  display: none;
}

.proof-grid {
  min-height: 92px;
  display: grid;
  grid-template-columns: 1.3fr repeat(3, 1fr);
  align-items: center;
  gap: 24px;
  color: #354155;
}

.proof-grid span {
  position: relative;
  padding-left: 34px;
}

.proof-grid span::before,
.check-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  width: 20px;
  height: 20px;
  display: grid;
  place-items: center;
  border: 1px solid var(--forge-blue);
  border-radius: 50%;
  color: var(--forge-blue);
  font-size: 12px;
}

.site-footer {
  border-top: 1px solid var(--border-grey);
  padding: 38px 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 32px;
}

.footer-grid p {
  margin: 0;
  color: var(--muted);
}

.footer-links {
  display: flex;
  gap: 24px;
  color: #354155;
  font-size: 14px;
}

.footer-links a:hover {
  color: var(--forge-blue);
}

.page-hero {
  border-bottom: 1px solid var(--border-grey);
}

.line-label {
  display: inline-flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 24px;
  color: #667085;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .22em;
  text-transform: uppercase;
}

.line-label::before {
  content: "";
  width: 28px;
  height: 3px;
  background: var(--forge-blue);
}

.project-list-section {
  padding-top: 46px;
}

.project-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}

.project-tile {
  position: relative;
  display: grid;
  min-height: 254px;
  padding: 14px 14px 20px;
  border: 1px solid var(--border-grey);
  border-radius: 8px;
  background: var(--white);
  box-shadow: 0 12px 30px rgba(15, 23, 42, .04);
  transition: transform .2s ease, border-color .2s ease;
}

.project-tile:hover {
  transform: translateY(-3px);
  border-color: #b9cce1;
}

.visual {
  height: 148px;
  border-radius: 5px;
  background-color: #f6f8fb;
  overflow: hidden;
  position: relative;
}

.tile-copy {
  padding: 16px 6px 0;
}

.tile-arrow {
  position: absolute;
  right: 22px;
  bottom: 29px;
  color: var(--forge-blue);
  font-size: 25px;
}

.visual-flow .visual {
  background: repeating-radial-gradient(ellipse at 20% 90%, transparent 0 12px, rgba(46,124,199,.22) 13px 16px), linear-gradient(135deg, #ffffff, #eaf3fc 58%, #2e7cc7);
}

.visual-north .visual {
  background: linear-gradient(145deg, #edf1f5 0 44%, #ffffff 45% 58%, #0f172a 59% 100%);
}

.visual-grid .visual {
  background: radial-gradient(circle at center, #2e7cc7 0 14%, transparent 15%), repeating-linear-gradient(45deg, rgba(15,23,42,.08) 0 20px, transparent 20px 40px), #f5f7fb;
}

.visual-vector .visual {
  background: linear-gradient(90deg, rgba(46,124,199,.1), transparent), repeating-linear-gradient(90deg, transparent 0 46px, rgba(46,124,199,.16) 47px 49px), repeating-linear-gradient(0deg, transparent 0 46px, rgba(151,152,154,.15) 47px 49px), #f8fafc;
}

.visual-signal .visual {
  background: radial-gradient(circle, rgba(46,124,199,.35), transparent 22%), radial-gradient(circle, transparent 0 28%, rgba(46,124,199,.13) 29% 30%, transparent 31%), #f9fbff;
}

.visual-stack .visual {
  background: linear-gradient(180deg, transparent 0 26%, rgba(46,124,199,.08) 27% 100%), linear-gradient(145deg, #ffffff, #2e7cc7);
}

.visual-route .visual {
  background: radial-gradient(circle at 25% 70%, #2e7cc7 0 12px, transparent 13px), radial-gradient(circle at 80% 35%, #d8e4f2 0 9px, transparent 10px), linear-gradient(135deg, transparent 0 48%, rgba(46,124,199,.35) 49% 50%, transparent 51%), #f7f9fc;
}

.visual-frame .visual {
  background: radial-gradient(circle at center, #2e7cc7 0 13px, transparent 14px), repeating-linear-gradient(90deg, transparent 0 50px, rgba(15,23,42,.18) 51px 52px), repeating-linear-gradient(0deg, transparent 0 50px, rgba(15,23,42,.18) 51px 52px), #fbfcff;
}

.build-cta {
  padding: 48px 0 70px;
  text-align: center;
}

.build-cta .container {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 24px;
}

.mini-mark {
  width: 42px;
}

.build-cta h2 {
  margin: 0;
  font-size: 22px;
}

.case-hero {
  border-bottom: 1px solid var(--border-grey);
  overflow: hidden;
}

.case-hero-grid {
  min-height: 430px;
  display: grid;
  grid-template-columns: .9fr 1.25fr;
  align-items: center;
  gap: 56px;
}

.case-visual {
  min-height: 430px;
  position: relative;
  background: linear-gradient(135deg, transparent, rgba(46,124,199,.1));
}

.case-visual span {
  position: absolute;
  left: 14%;
  right: -6%;
  height: 78px;
  border: 1px solid rgba(46, 124, 199, .28);
  background: linear-gradient(90deg, rgba(255,255,255,.75), rgba(46,124,199,.28), rgba(255,255,255,.6));
  transform: skewY(-12deg);
  box-shadow: var(--shadow);
}

.case-visual span:nth-child(1) { top: 84px; }
.case-visual span:nth-child(2) { top: 150px; background: linear-gradient(90deg, rgba(255,255,255,.7), rgba(15,23,42,.45), rgba(46,124,199,.7)); }
.case-visual span:nth-child(3) { top: 216px; }
.case-visual span:nth-child(4) { top: 282px; background: repeating-linear-gradient(90deg, transparent 0 24px, rgba(255,255,255,.55) 25px 27px), rgba(46,124,199,.18); }

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

.meta-grid div {
  display: grid;
  grid-template-columns: 54px 1fr;
  gap: 2px 20px;
  padding: 24px 28px;
  border-left: 1px solid var(--border-grey);
}

.meta-grid div:first-child {
  border-left: 0;
}

.round-icon {
  grid-row: span 2;
  width: 38px;
  height: 38px;
  border: 2px solid #cfe1f5;
  border-radius: 50%;
  position: relative;
}

.round-icon::after {
  content: "";
  position: absolute;
  inset: 10px;
  border: 2px solid var(--forge-blue);
  border-radius: 50%;
}

.meta-grid small {
  color: #667085;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
}

.meta-grid strong {
  font-size: 14px;
  color: #334155;
}

.case-layout {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 46px;
}

.case-side {
  border-right: 1px solid var(--border-grey);
  padding-right: 34px;
}

.case-side nav {
  display: grid;
  gap: 14px;
  margin-bottom: 54px;
}

.case-side nav a {
  color: #3d475a;
}

.case-side nav a:hover {
  color: var(--forge-blue);
}

.side-card {
  padding: 22px;
  border: 1px solid var(--border-grey);
  border-radius: 8px;
}

.overview-grid {
  display: grid;
  grid-template-columns: minmax(260px, .9fr) minmax(420px, 1.3fr);
  gap: 50px;
  padding-bottom: 36px;
  border-bottom: 1px solid var(--border-grey);
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.metric {
  min-height: 160px;
  padding: 24px;
  border: 1px solid var(--border-grey);
  border-radius: 8px;
  background: var(--white);
}

.metric strong {
  display: block;
  font-size: 34px;
  font-weight: 500;
}

.metric span {
  display: block;
  margin-top: 8px;
  font-weight: 700;
}

.case-columns {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
  padding: 34px 0;
}

.case-columns article {
  border-left: 1px solid var(--border-grey);
  padding-left: 28px;
}

.case-columns article:first-child {
  border-left: 0;
  padding-left: 0;
}

.check-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.check-list li {
  position: relative;
  padding-left: 30px;
  margin: 10px 0;
  color: #405069;
}

.case-main blockquote {
  margin: 0;
  padding: 28px 34px;
  border: 1px solid var(--border-grey);
  border-radius: 8px;
  color: #5d6b7e;
  font-size: 18px;
}

.approach-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.approach-grid article {
  padding: 34px;
  border: 1px solid var(--border-grey);
  border-radius: 8px;
  min-height: 260px;
}

.approach-grid span {
  display: block;
  color: var(--forge-blue);
  font-weight: 700;
  letter-spacing: .16em;
  margin-bottom: 50px;
}

.principle-grid {
  display: grid;
  grid-template-columns: .8fr 1.1fr auto;
  align-items: center;
  gap: 42px;
}

.contact-section {
  min-height: calc(100vh - 247px);
}

.contact-grid {
  display: grid;
  grid-template-columns: .8fr 1fr;
  gap: 80px;
  align-items: start;
}

.contact-grid-simple {
  align-items: center;
}

.contact-copy .button {
  margin-top: 18px;
}

.contact-panel {
  padding: 34px;
  border: 1px solid var(--border-grey);
  border-radius: 8px;
  background: #fff;
  box-shadow: var(--shadow);
}

.contact-panel span {
  display: block;
  margin-bottom: 10px;
  color: var(--slate-grey);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
}

.contact-panel a {
  color: var(--forge-blue);
  font-weight: 700;
}

.contact-panel p {
  max-width: 520px;
  margin: 20px 0 0;
  color: #566276;
}

@media (max-width: 1040px) {
  .hero-grid,
  .case-hero-grid,
  .contact-grid,
  .overview-grid,
  .principle-grid {
    grid-template-columns: 1fr;
  }

  .project-grid,
  .metric-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .three-columns,
  .featured-grid,
  .approach-grid,
  .case-columns,
  .meta-grid {
    grid-template-columns: 1fr 1fr;
  }

  .section-heading-row,
  .case-layout {
    grid-template-columns: 1fr;
  }

  .case-side {
    border-right: 0;
    padding-right: 0;
  }

  .hero-visual,
  .case-visual {
    min-height: 360px;
  }
}

@media (max-width: 760px) {
  .container,
  .nav-shell {
    width: min(100% - 32px, var(--container));
  }

  .nav-shell {
    min-height: 76px;
  }

  .brand {
    min-width: 0;
  }

  .brand-mark {
    width: 46px;
  }

  .brand-divider {
    height: 35px;
  }

  .brand-word {
    font-size: 23px;
  }

  .brand-labs {
    font-size: 10px;
  }

  .menu-toggle {
    display: block;
  }

  .nav-links {
    position: absolute;
    left: 16px;
    right: 16px;
    top: 82px;
    display: none;
    padding: 16px;
    border: 1px solid var(--border-grey);
    border-radius: 8px;
    background: var(--white);
    box-shadow: var(--shadow);
  }

  .nav-links.is-open {
    display: grid;
    gap: 4px;
  }

  .nav-links a:not(.button) {
    padding: 10px 0;
  }

  .nav-links a[aria-current="page"]::after {
    display: none;
  }

  .section {
    padding: 68px 0;
  }

  .hero {
    min-height: auto;
  }

  .hero h1,
  .page-hero h1,
  .case-hero h1,
  .contact-section h1 {
    font-size: clamp(42px, 13vw, 58px);
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 34px;
  }

  .hero-visual {
    min-height: auto;
  }

  .three-columns,
  .featured-grid,
  .project-grid,
  .metric-grid,
  .approach-grid,
  .case-columns,
  .meta-grid,
  .proof-grid,
  .footer-grid,
  .build-cta .container {
    grid-template-columns: 1fr;
  }

  .three-columns article,
  .meta-grid div {
    border-left: 0;
    border-top: 1px solid var(--border-grey);
    padding: 30px 0;
  }

  .three-columns article:first-child,
  .meta-grid div:first-child {
    border-top: 0;
  }

  .compact-card {
    grid-template-columns: 56px 1fr 18px;
  }

  .proof-grid {
    padding: 24px 0;
  }

  .footer-grid {
    justify-items: start;
  }

  .footer-links {
    flex-wrap: wrap;
  }

  .case-visual {
    min-height: 260px;
  }
}