:root {
  --rust: #D35F1C;
  --black: #111111;
  --white: #FFFFFF;
  --gray-50: #F4F4F4;
  --gray-100: #E9E9E9;
  --gray-500: #6A6A6A;
  --max-width: 1180px;
  --header-height: 92px;
  --radius: 2px;
  --shadow: 0 16px 48px rgba(17,17,17,.08);
}

*,
*::before,
*::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 20px);
}

body {
  margin: 0;
  color: var(--black);
  background: var(--white);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

a { color: inherit; }

button,
a { -webkit-tap-highlight-color: transparent; }

:focus-visible {
  outline: 3px solid var(--rust);
  outline-offset: 4px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: fixed;
  z-index: 1000;
  left: 16px;
  top: 16px;
  transform: translateY(-160%);
  background: var(--white);
  color: var(--black);
  padding: 10px 14px;
  font-weight: 700;
  text-decoration: none;
  box-shadow: var(--shadow);
}
.skip-link:focus { transform: translateY(0); }

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

.site-header {
  position: sticky;
  z-index: 100;
  top: 0;
  min-height: var(--header-height);
  background: rgba(255,255,255,.96);
  border-bottom: 1px solid rgba(17,17,17,.08);
  backdrop-filter: blur(12px);
}

.header-inner {
  min-height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.brand {
  width: 245px;
  flex: 0 0 auto;
}

.primary-nav {
  display: flex;
  align-items: center;
  gap: 28px;
  font-size: 14px;
  font-weight: 650;
}

.primary-nav a {
  text-decoration: none;
}

.primary-nav a:not(.nav-cta):hover { color: var(--rust); }

.nav-cta {
  padding: 11px 16px;
  background: var(--black);
  color: var(--white);
}

.menu-toggle {
  display: none;
  border: 0;
  background: transparent;
  width: 44px;
  height: 44px;
  padding: 10px;
}
.menu-toggle span:not(.sr-only) {
  display: block;
  height: 2px;
  background: var(--black);
  margin: 5px 0;
}

.hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--gray-100);
}



.hero-grid {
  min-height: min(760px, calc(100vh - var(--header-height)));
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(260px, .65fr);
  gap: 72px;
  align-items: center;
  padding-block: 96px;
}

.hero-copy { max-width: 760px; }

.eyebrow {
  margin: 0 0 16px;
  color: var(--rust);
  font-size: 13px;
  line-height: 1.2;
  font-weight: 800;
  letter-spacing: .14em;
  text-transform: uppercase;
}

.eyebrow-on-dark { color: #F28B4D; }

h1, h2, h3, p { margin-top: 0; }

h1 {
  max-width: 850px;
  margin-bottom: 20px;
  font-size: clamp(54px, 7vw, 92px);
  line-height: .98;
  letter-spacing: -.055em;
  font-weight: 750;
}

.hero-kicker {
  margin-bottom: 28px;
  color: var(--rust);
  font-size: clamp(24px, 3vw, 34px);
  line-height: 1.15;
  font-weight: 650;
  letter-spacing: -.025em;
}

.hero-lede {
  max-width: 760px;
  margin-bottom: 36px;
  color: #3B3B3B;
  font-size: clamp(18px, 1.7vw, 22px);
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 22px;
}

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  padding: 12px 20px;
  border: 1px solid transparent;
  text-decoration: none;
  font-weight: 750;
}
.button-primary {
  color: var(--white);
  background: var(--rust);
}
.button-primary:hover { background: #B94F14; }

.button-light {
  color: var(--black);
  background: var(--white);
}
.button-light:hover { background: var(--gray-50); }

.text-link {
  font-weight: 700;
  text-underline-offset: 4px;
  text-decoration-thickness: 1px;
}
.text-link:hover { color: var(--rust); }

.hero-mark {
  position: relative;
  justify-self: center;
  width: min(100%, 220px);
  aspect-ratio: 1;
  opacity: .82;
  isolation: isolate;
}

/* Circle and approved mark share the same anchor, rather than two
   independent viewport-relative positions. */
.hero-mark::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 340px;
  aspect-ratio: 1;
  transform: translate(-50%, -50%);
  border: 1px solid rgba(211, 95, 28, .15);
  border-radius: 50%;
  pointer-events: none;
  z-index: -1;
}

.hero-mark img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.section { padding-block: 112px; }

.section-soft { background: var(--gray-50); }

.section-dark {
  background: var(--black);
  color: var(--white);
}

.section-intro {
  display: grid;
  grid-template-columns: minmax(190px, .45fr) minmax(0, 1.55fr);
  gap: 52px;
  align-items: start;
  margin-bottom: 56px;
}

.section-intro.compact { margin-bottom: 44px; }

h2 {
  margin-bottom: 24px;
  font-size: clamp(40px, 5vw, 64px);
  line-height: 1.04;
  letter-spacing: -.045em;
  font-weight: 740;
}

h3 {
  margin-bottom: 12px;
  font-size: 22px;
  line-height: 1.2;
  letter-spacing: -.02em;
}

.section-lede {
  max-width: 690px;
  color: #D8D8D8;
  font-size: 20px;
  line-height: 1.65;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--gray-100);
}

.service-card {
  min-height: 300px;
  padding: 32px 30px 30px 0;
  border-bottom: 1px solid var(--gray-100);
}
.service-card + .service-card {
  padding-left: 30px;
  border-left: 1px solid var(--gray-100);
}

.service-number {
  display: inline-block;
  margin-bottom: 46px;
  color: var(--rust);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: .12em;
}

.service-card p {
  color: #4D4D4D;
  margin-bottom: 0;
}

.operating-grid {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 92px;
  align-items: start;
}

.operating-list {
  border-top: 1px solid #3A3A3A;
}
.operating-list article {
  padding: 24px 0;
  border-bottom: 1px solid #3A3A3A;
}
.operating-list h3 { margin-bottom: 6px; }
.operating-list p {
  margin-bottom: 0;
  color: #BEBEBE;
}

.expertise-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid #D8D8D8;
  border-left: 1px solid #D8D8D8;
}
.expertise-list li {
  min-height: 112px;
  display: flex;
  align-items: flex-end;
  padding: 20px;
  border-right: 1px solid #D8D8D8;
  border-bottom: 1px solid #D8D8D8;
  font-weight: 700;
}

.why-grid {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 110px;
}

.why-copy {
  max-width: 720px;
  font-size: 19px;
}
.why-copy p:last-child { margin-bottom: 0; }

.contact-section {
  padding-block: 88px;
  color: var(--white);
  background: var(--rust);
}

.contact-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 52px;
  align-items: end;
}
.contact-inner h2 { margin-bottom: 16px; }
.contact-inner p:not(.eyebrow) {
  max-width: 760px;
  margin-bottom: 0;
  font-size: 20px;
}

.contact-section .eyebrow { color: var(--white); opacity: .78; }

.site-footer {
  padding-block: 42px;
  color: #CFCFCF;
  background: var(--black);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}
.footer-inner img { width: 220px; }
.footer-inner p {
  margin: 0;
  font-size: 13px;
}

@media (max-width: 980px) {
  .brand { width: 210px; }

  .menu-toggle { display: block; }

  .primary-nav {
    position: absolute;
    inset: var(--header-height) 0 auto 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 14px 24px 26px;
    background: var(--white);
    border-bottom: 1px solid var(--gray-100);
    box-shadow: 0 18px 32px rgba(17,17,17,.08);
  }
  .primary-nav.is-open { display: flex; }
  .primary-nav a {
    padding: 14px 0;
    border-bottom: 1px solid var(--gray-100);
  }
  .primary-nav .nav-cta {
    margin-top: 14px;
    padding: 13px 16px;
    text-align: center;
    border-bottom: 0;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    min-height: auto;
    padding-block: 80px;
  }
  .hero-mark {
    width: min(58vw, 330px);
    justify-self: start;
  }

  .section { padding-block: 84px; }

  .section-intro,
  .operating-grid,
  .why-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .operating-grid { gap: 54px; }

  .service-grid { grid-template-columns: 1fr; }
  .service-card {
    min-height: 0;
    padding: 28px 0 32px;
  }
  .service-card + .service-card {
    padding-left: 0;
    border-left: 0;
  }
  .service-number { margin-bottom: 20px; }

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

  .contact-inner {
    grid-template-columns: 1fr;
    align-items: start;
  }
}

@media (max-width: 640px) {
  :root { --header-height: 78px; }

  body { font-size: 16px; }

  .container { width: min(calc(100% - 32px), var(--max-width)); }

  .brand { width: 180px; }

  .hero-grid {
    gap: 44px;
    padding-block: 58px 64px;
  }

  h1 { font-size: clamp(48px, 14vw, 66px); }
  h2 { font-size: clamp(38px, 11vw, 50px); }

  .hero-kicker { font-size: 24px; }
  .hero-lede { font-size: 18px; }

  .hero-actions {
    align-items: stretch;
    flex-direction: column;
  }
  .button { width: 100%; }
  .text-link { align-self: flex-start; }

  .hero-mark { width: min(72vw, 280px); }

  .section { padding-block: 68px; }

  .section-intro { margin-bottom: 38px; }

  .expertise-list { grid-template-columns: 1fr; }
  .expertise-list li { min-height: 76px; }

  .contact-section { padding-block: 68px; }

  .footer-inner {
    align-items: flex-start;
    flex-direction: column;
  }
  .footer-inner img { width: 190px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
  }
}

@media print {
  .site-header,
  .hero-actions,
  .contact-section,
  .site-footer { display: none; }

  .hero-grid,
  .operating-grid,
  .why-grid,
  .section-intro { grid-template-columns: 1fr; }

  .section,
  .hero-grid { padding-block: 32px; }
}

/* Phase 3 approved messaging refresh (2026-10-23).
   These selective overrides retain the Phase 2 static-site system. */
.hero-grid {
  grid-template-columns: minmax(0, 1fr) 250px;
  gap: 42px;
  min-height: 710px;
  padding-block: 76px 90px;
}
.hero-brandline {
  color: var(--rust);
  margin: -4px 0 24px;
  font-size: clamp(18px, 1.8vw, 24px);
  line-height: 1.2;
  font-weight: 700;
  letter-spacing: -.015em;
}
.hero h1 {
  max-width: 900px;
  margin-bottom: 26px;
  font-size: clamp(42px, 4.35vw, 66px);
  line-height: 1.06;
  letter-spacing: -.045em;
}
.hero-kicker {
  margin-bottom: 24px;
  color: var(--black);
  font-size: clamp(21px, 2.3vw, 27px);
  line-height: 1.3;
  font-weight: 700;
}
.hero-lede {
  max-width: 730px;
  margin-bottom: 12px;
  font-size: clamp(17px, 1.55vw, 19px);
  line-height: 1.55;
}
.hero-lede-secondary { margin-bottom: 32px; }
.hero-mark { width: 220px; }
.section-intro-text {
  max-width: 840px;
  margin-bottom: 0;
  color: #444;
  font-size: 20px;
  line-height: 1.55;
}
.service-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
}
.service-card {
  min-height: 0;
  padding: 30px 26px 6px 0;
}
.service-card + .service-card { padding-left: 26px; }
.service-number { margin-bottom: 22px; }
.service-card h3 {
  min-height: 66px;
  margin-bottom: 18px;
  font-size: clamp(21px, 2vw, 26px);
}
.service-card p {
  margin-bottom: 16px;
  color: #414141;
  line-height: 1.56;
}
.service-card .service-promise {
  color: var(--black);
  font-weight: 750;
  font-size: 18px;
  line-height: 1.36;
}
.service-card h4 {
  margin: 30px 0 12px;
  color: var(--black);
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: .08em;
}
.service-card ul { margin: 0 0 22px; padding-left: 19px; }
.service-card li { margin: 0 0 9px; line-height: 1.4; }
.service-card li::marker { color: var(--rust); }
.results-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid #444;
}
.result-card { padding: 30px 42px 32px 0; border-bottom: 1px solid #444; }
.result-card:nth-child(even) { padding-left: 42px; border-left: 1px solid #444; }
.result-number { display: block; margin-bottom: 22px; color: #F28B4D; font-weight: 800; letter-spacing: .12em; font-size: 13px; }
.result-card h3 { max-width: 400px; margin-bottom: 14px; font-size: clamp(22px, 2.1vw, 28px); }
.result-card p { color: #D8D8D8; margin-bottom: 0; font-size: 17px; line-height: 1.55; }
.results-close { max-width: 850px; margin: 35px 0 0; font-size: 21px; font-weight: 650; line-height: 1.45; }
.why-grid { gap: 75px; }
.why-copy { font-size: 18px; line-height: 1.58; }
.why-copy p { margin-bottom: 16px; }
.expertise-heading { margin: 32px 0 18px; font-size: 18px; }
.experience-list { display: flex; flex-wrap: wrap; gap: 10px; padding: 0; margin: 0; list-style: none; }
.experience-list li {
  border: 1px solid #D9D9D9;
  background: #FFF;
  padding: 8px 11px;
  font-size: 14px;
  line-height: 1.4;
  font-weight: 600;
}
.contact-section { background: var(--rust); }
.contact-inner { grid-template-columns: minmax(0, 1fr) auto; align-items: center; }
.contact-inner p:not(.eyebrow) { margin-bottom: 16px; font-size: 18px; line-height: 1.5; }
.contact-inner p:last-child { margin-bottom: 0; }
.contact-action { display: flex; flex-direction: column; align-items: center; gap: 14px; }
.contact-email { color: var(--white); text-underline-offset: 3px; font-size: 14px; font-weight: 700; }
.contact-email:hover { text-decoration: none; }
.footer-text { text-align: right; }
.footer-text p { margin: 0 0 3px; }
.footer-text p:last-child { margin-top: 12px; }
@media (max-width: 980px) {
  .hero-grid { grid-template-columns: minmax(0, 1fr) 200px; gap: 22px; min-height: 0; }
  .hero-mark { width: 150px; }
  .hero-mark::before { width: 220px; }
  .hero h1 { font-size: clamp(42px, 5.7vw, 56px); }
  .service-grid { grid-template-columns: 1fr; }
  .service-card { padding: 27px 0 28px; }
  .service-card + .service-card { padding: 27px 0 28px; border-left: 0; }
  .service-card h3 { min-height: 0; }
  .why-grid { gap: 28px; }
  .contact-inner { grid-template-columns: 1fr; }
  .contact-action { align-items: flex-start; }
}
@media (max-width: 700px) {
  .hero-grid { display: block; padding-block: 54px 66px; }
  .hero-mark { display: none; }
  .hero h1 { font-size: clamp(38px, 9.3vw, 55px); }
  .hero-kicker { font-size: 20px; }
  .hero-lede { font-size: 17px; }
  .section-intro-text { font-size: 18px; }
  .results-grid { grid-template-columns: 1fr; }
  .result-card, .result-card:nth-child(even) { padding: 24px 0; border-left: 0; }
  .results-close { font-size: 19px; }
  .contact-inner h2 { font-size: clamp(36px, 10vw, 49px); }
  .footer-text { text-align: left; }
}

/* Phase 4: expandable representative experience tiles. */
.experience-tiles {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}
.experience-tile {
  appearance: none;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  min-width: 0;
  min-height: 270px;
  width: 100%;
  padding: 26px;
  border: 1px solid #DCDCDC;
  border-radius: 2px;
  background: var(--white);
  color: var(--black);
  font: inherit;
  text-align: left;
  cursor: pointer;
  transition: border-color .15s ease, box-shadow .15s ease, background-color .15s ease;
}
.experience-tile:hover {
  border-color: var(--rust);
  box-shadow: 0 12px 32px rgba(17,17,17,.055);
}
.experience-tile[aria-expanded="true"] {
  border-color: var(--rust);
  background: #FFF9F5;
  box-shadow: inset 0 3px 0 var(--rust);
}
.experience-tile-number {
  color: var(--rust);
  font-size: 12px;
  line-height: 1.2;
  font-weight: 800;
  letter-spacing: .12em;
  margin-bottom: 17px;
}
.experience-tile-title {
  display: block;
  margin-bottom: 13px;
  font-size: clamp(20px, 1.85vw, 24px);
  line-height: 1.22;
  letter-spacing: -.025em;
  font-weight: 750;
}
.experience-tile-teaser {
  display: block;
  margin-bottom: 26px;
  color: #505050;
  font-size: 15px;
  line-height: 1.5;
}
.experience-tile-action {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  margin-top: auto;
  padding-top: 15px;
  border-top: 1px solid #E8E8E8;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: .01em;
}
.experience-arrow { color: var(--rust); font-size: 21px; line-height: 1; }
.experience-detail-wrapper { margin-top: 18px; }
.experience-detail-wrapper:empty { display: none; }
.experience-detail {
  padding: 32px 38px 38px;
  background: var(--gray-50);
  border-top: 3px solid var(--rust);
}
.experience-detail[hidden] { display: none; }
.experience-detail-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 30px;
  margin-bottom: 28px;
}
.experience-detail-label {
  margin: 0 0 11px;
  color: var(--rust);
  font-size: 12px;
  line-height: 1.25;
  font-weight: 800;
  letter-spacing: .12em;
}
.experience-detail h3 { max-width: 760px; margin: 0; font-size: clamp(25px, 3vw, 34px); line-height: 1.17; }
.experience-detail-close {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 5px;
  color: var(--black);
  background: transparent;
  border: none;
  font: inherit;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
}
.experience-detail-close span { color: var(--rust); font-size: 24px; font-weight: 400; }
.experience-detail-content { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 26px; margin: 0; }
.experience-detail-content div { margin: 0; }
.experience-detail-content dt { margin-bottom: 10px; color: var(--rust); font-size: 12px; font-weight: 800; letter-spacing: .11em; text-transform: uppercase; }
.experience-detail-content dd { margin: 0; color: #414141; font-size: 16px; line-height: 1.62; }
@media (max-width: 980px) {
  .experience-tiles { grid-template-columns: 1fr; gap: 12px; }
  .experience-tile { min-height: 0; padding: 22px 24px; }
  .experience-tile-number { margin-bottom: 9px; }
  .experience-tile-title { font-size: 22px; }
  .experience-tile-teaser { margin-bottom: 14px; }
  .experience-detail-content { grid-template-columns: 1fr; gap: 22px; }
}
@media (max-width: 640px) {
  .experience-tile { padding: 20px; }
  .experience-detail { padding: 24px 20px 26px; }
  .experience-detail-head { gap: 12px; }
  .experience-detail h3 { font-size: 24px; }
  .experience-detail-close { font-size: 12px; gap: 5px; }
}
@media print {
  .experience-tiles { display: none; }
  .experience-detail-wrapper .experience-detail { display: block !important; page-break-inside: avoid; margin-bottom: 20px; }
  .experience-detail-close { display: none; }
}