:root {
  --ink: #151b1d;
  --ink-soft: #253034;
  --paper: #f4f5f2;
  --white: #ffffff;
  --teal: #0f7775;
  --teal-bright: #24b1aa;
  --brass: #b28a54;
  --line: #cad0ce;
  --muted: #697275;
  --max: 1240px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: var(--paper); font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; line-height: 1.55; }
img { display: block; width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }

.site-header { position: sticky; z-index: 30; top: 0; display: flex; align-items: center; justify-content: space-between; min-height: 76px; padding: 0 4vw; color: var(--ink); background: rgba(244,245,242,.96); border-bottom: 1px solid var(--line); backdrop-filter: blur(12px); }
.brand { display: inline-flex; align-items: center; gap: 11px; }
.brand-mark { display: grid; width: 38px; height: 38px; place-items: center; color: var(--white); background: var(--teal); font-weight: 800; }
.brand strong, .brand small { display: block; line-height: 1.1; letter-spacing: 0; }
.brand strong { font-size: .98rem; }
.brand small { margin-top: 4px; color: var(--muted); font-size: .68rem; text-transform: uppercase; }
.site-nav { display: flex; align-items: center; gap: 28px; font-size: .86rem; font-weight: 650; }
.site-nav a:not(.nav-cta):hover { color: var(--teal); }
.nav-cta { padding: 11px 16px; color: var(--white); background: var(--ink); }
.nav-cta:hover { background: var(--teal); }
.menu-button { display: none; width: 42px; height: 42px; padding: 9px; border: 1px solid var(--line); background: transparent; }
.menu-button span { display: block; height: 2px; margin: 5px 0; background: var(--ink); }

.hero { position: relative; min-height: min(780px, calc(100vh - 76px)); display: flex; align-items: flex-end; overflow: hidden; color: var(--white); }
.hero-image, .hero-shade { position: absolute; inset: 0; width: 100%; height: 100%; }
.hero-image { object-fit: cover; object-position: center; }
.hero-shade { background: rgba(9,15,17,.52); }
.hero-content { position: relative; z-index: 2; width: min(780px, 88vw); padding: 11vh 0 12vh; margin-left: max(5vw, calc((100vw - var(--max))/2)); }
.eyebrow { margin: 0 0 15px; color: var(--teal-bright); font-size: .74rem; font-weight: 800; text-transform: uppercase; letter-spacing: .12em; }
.hero h1 { max-width: 760px; margin: 0; font-size: clamp(2.7rem, 5.4vw, 5.4rem); line-height: .98; letter-spacing: 0; }
.hero-copy { max-width: 700px; margin: 28px 0 0; font-size: clamp(1rem, 1.35vw, 1.22rem); color: #eef2f1; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.button { display: inline-flex; min-height: 49px; align-items: center; justify-content: center; gap: 14px; padding: 0 20px; border: 1px solid transparent; cursor: pointer; font-size: .9rem; font-weight: 750; }
.button-primary { color: var(--white); background: var(--teal); }
.button-primary:hover { background: #0a6261; }
.button-secondary { color: var(--white); background: transparent; border-color: rgba(255,255,255,.7); }
.button-secondary:hover { color: var(--ink); background: var(--white); }
.concept-label { position: absolute; z-index: 2; right: 3vw; bottom: 24px; margin: 0; color: rgba(255,255,255,.72); font-size: .67rem; text-transform: uppercase; }

.signal-band { display: flex; align-items: center; justify-content: center; gap: 20px; min-height: 74px; padding: 16px 4vw; color: var(--white); background: var(--ink); }
.signal-band p { margin: 0; font-size: .76rem; font-weight: 700; text-transform: uppercase; }
.signal-band span { width: 3px; height: 3px; background: var(--brass); border-radius: 50%; }
.section { padding: 110px max(5vw, calc((100vw - var(--max))/2)); }
.section-light { background: var(--paper); }
.section-ink { color: var(--white); background: var(--ink-soft); }
.section-heading { max-width: 760px; margin-bottom: 52px; }
.section-heading h2, .brief-band h2, .quote-intro h2 { margin: 0; font-size: clamp(2rem, 3.6vw, 3.7rem); line-height: 1.06; letter-spacing: 0; }
.section-heading > p:last-child { max-width: 650px; margin: 22px 0 0; color: var(--muted); font-size: 1.04rem; }
.section-ink .section-heading > p:last-child { color: #cdd4d3; }

.industry-grid { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.industry-item { min-height: 245px; padding: 28px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.industry-item span { color: var(--teal); font-size: .75rem; font-weight: 800; }
.industry-item h3 { margin: 54px 0 12px; font-size: 1.28rem; line-height: 1.15; }
.industry-item p { margin: 0; color: var(--muted); font-size: .9rem; }

.solution-list { border-top: 1px solid #536064; }
.solution-list article { display: grid; grid-template-columns: 55px minmax(0, 1.5fr) minmax(180px, .7fr); gap: 25px; align-items: start; padding: 34px 0; border-bottom: 1px solid #536064; }
.solution-list p { margin: 0; color: #c7cecd; }
.solution-list h3 { margin: 0 0 9px; font-size: 1.35rem; }
.solution-number { color: var(--teal-bright) !important; font-weight: 800; }
.solution-use { padding-top: 5px; color: #9fa9a8 !important; font-size: .83rem; }

.case-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.case { position: relative; min-height: 430px; overflow: hidden; background: var(--ink); }
.case-wide { grid-column: 1 / -1; min-height: 570px; }
.case img { height: 100%; object-fit: cover; transition: transform .55s ease; }
.case:hover img { transform: scale(1.025); }
.case-copy { position: absolute; inset: auto 0 0; padding: 70px 28px 28px; color: var(--white); background: linear-gradient(transparent, rgba(8,12,13,.9)); }
.case-copy p { margin: 0 0 6px; color: var(--teal-bright); font-size: .7rem; font-weight: 800; text-transform: uppercase; }
.case-copy h3 { margin: 0 0 7px; font-size: 1.4rem; }
.case-copy span { color: #dce1e0; font-size: .82rem; }

.process-section { background: var(--white); }
.process-list { margin: 0; padding: 0; list-style: none; border-top: 1px solid var(--line); }
.process-list li { display: grid; grid-template-columns: 84px minmax(0, 1fr); padding: 29px 0; border-bottom: 1px solid var(--line); }
.process-list span { color: var(--teal); font-weight: 800; }
.process-list h3 { margin: 0 0 7px; font-size: 1.2rem; }
.process-list p { max-width: 760px; margin: 0; color: var(--muted); }

.brief-band { display: grid; grid-template-columns: 1fr 1fr; gap: 70px; padding: 74px max(5vw, calc((100vw - var(--max))/2)); color: var(--white); background: var(--teal); }
.brief-band .eyebrow { color: #b9f2ed; }
.brief-band ul { display: grid; grid-template-columns: repeat(2, 1fr); gap: 13px 24px; align-content: center; margin: 0; padding: 0; list-style: none; }
.brief-band li { padding: 12px 0; border-bottom: 1px solid rgba(255,255,255,.35); font-size: .9rem; }

.quote-section { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); gap: 72px; background: #e8ece9; }
.quote-intro > p:nth-of-type(2) { margin: 25px 0; color: var(--muted); }
.contact-note { display: grid; gap: 4px; margin-top: 35px; padding-top: 24px; border-top: 1px solid var(--line); }
.contact-note span { font-size: 1.1rem; font-weight: 750; }
.contact-note small { color: var(--muted); }
.quote-form { display: grid; grid-template-columns: repeat(2, 1fr); gap: 19px; padding: 30px; background: var(--white); border: 1px solid var(--line); }
.quote-form label { display: grid; gap: 7px; font-size: .78rem; font-weight: 750; }
.quote-form input, .quote-form select, .quote-form textarea { width: 100%; padding: 12px; color: var(--ink); background: var(--white); border: 1px solid #aeb8b5; border-radius: 0; outline: none; }
.quote-form input:focus, .quote-form select:focus, .quote-form textarea:focus { border-color: var(--teal); box-shadow: 0 0 0 2px rgba(15,119,117,.16); }
.full { grid-column: 1 / -1; }
.form-status { min-height: 20px; margin: 0; color: var(--teal); font-size: .82rem; }

.site-footer { display: grid; grid-template-columns: 1fr auto auto; gap: 35px; align-items: center; padding: 32px 4vw; color: #d8dedd; background: var(--ink); font-size: .78rem; }
.site-footer p { margin: 0; }
.site-footer .brand small { color: #aeb7b6; }

@media (max-width: 900px) {
  .menu-button { display: block; }
  .site-nav { position: absolute; top: 76px; left: 0; right: 0; display: none; padding: 20px 4vw 28px; align-items: stretch; flex-direction: column; gap: 15px; background: var(--paper); border-bottom: 1px solid var(--line); }
  .site-nav.open { display: flex; }
  .nav-cta { text-align: center; }
  .industry-grid { grid-template-columns: repeat(2, 1fr); }
  .brief-band, .quote-section { grid-template-columns: 1fr; }
  .solution-list article { grid-template-columns: 42px 1fr; }
  .solution-use { grid-column: 2; }
  .site-footer { grid-template-columns: 1fr; }
}

@media (max-width: 620px) {
  .site-header { min-height: 68px; }
  .site-nav { top: 68px; }
  .brand-mark { width: 34px; height: 34px; }
  .hero { min-height: 690px; }
  .hero-content { width: auto; padding: 90px 6vw 82px; margin: 0; }
  .hero h1 { font-size: 2.72rem; }
  .hero-image { object-position: 57% center; }
  .concept-label { right: 6vw; }
  .signal-band { justify-content: flex-start; overflow-x: auto; }
  .signal-band p { white-space: nowrap; }
  .section { padding: 78px 6vw; }
  .industry-grid, .case-grid, .quote-form { grid-template-columns: 1fr; }
  .industry-item { min-height: 210px; }
  .industry-item h3 { margin-top: 40px; }
  .case, .case-wide { grid-column: auto; min-height: 430px; }
  .brief-band { padding: 65px 6vw; gap: 35px; }
  .brief-band ul { grid-template-columns: 1fr; }
  .quote-form { padding: 22px; }
  .full { grid-column: auto; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .case img { transition: none; }
}