:root {
  --blue: #0866c6;
  --deep: #0a3f78;
  --ink: #101820;
  --muted: #617080;
  --paper: #f5f7fa;
  --white: #fff;
  --line: #dce4ec;
  --max: 1180px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: Inter, "Segoe UI", Arial, sans-serif; color: var(--ink); background: var(--white); line-height: 1.65; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
.hero { position: relative; min-height: 92vh; overflow: hidden; color: white; background: linear-gradient(120deg, var(--deep), var(--blue)); }
.hero-grid { position: absolute; inset: 0; opacity: .13; background-image: linear-gradient(rgba(255,255,255,.25) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.25) 1px, transparent 1px); background-size: 72px 72px; transform: perspective(700px) rotateX(58deg) scale(1.45) translateY(28%); transform-origin: bottom; }
.nav { position: relative; z-index: 3; width: min(calc(100% - 40px), var(--max)); margin: auto; padding: 28px 0; display: flex; align-items: center; justify-content: space-between; }
.brand img { width: 640px; max-width: 66vw; }
.nav-links { display: flex; gap: 28px; font-size: .95rem; font-weight: 600; }
.nav-links a { opacity: .85; transition: .2s; }
.nav-links a:hover { opacity: 1; }
.menu-toggle { display: none; background: transparent; border: 0; padding: 8px; }
.menu-toggle span { display: block; width: 26px; height: 2px; margin: 5px; background: white; }
.hero-content { position: relative; z-index: 2; width: min(calc(100% - 40px), var(--max)); margin: 13vh auto 0; }
.eyebrow { margin: 0 0 18px; font-size: .95rem; letter-spacing: .20em; text-transform: uppercase; font-weight: 800; }
.eyebrow.blue { color: var(--blue); }
h1 { margin: 0; max-width: 900px; font-size: clamp(3rem, 7vw, 6.8rem); line-height: .98; letter-spacing: -.055em; }
h1 span { color: rgba(255,255,255,.65); }
.hero-lead { max-width: 680px; margin: 30px 0; font-size: 1.2rem; color: rgba(255,255,255,.82); }
.button { display: inline-flex; padding: 14px 22px; border-radius: 2px; font-weight: 700; }
.button-light { background: white; color: var(--deep); }
.section { width: min(calc(100% - 40px), var(--max)); margin: auto; padding: 110px 0; }
.section-heading { max-width: 760px; margin: 0 auto 55px; text-align: center; }
.section-heading.left { margin-left: 0; text-align: left; }
h2 { margin: 0 0 22px; font-size: clamp(2.2rem, 4vw, 4rem); line-height: 1.08; letter-spacing: -.035em; }
.section-heading > p:last-child { color: var(--muted); font-size: 1.08rem; }
.team-section { padding-top: 125px; }
.team-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.person-card { overflow: hidden; border: 1px solid var(--line); background: white; box-shadow: 0 20px 50px rgba(10,63,120,.08); }
.person-card > img { width: 100%; aspect-ratio: 1 / 1; object-fit: cover; filter: saturate(.92); }
.person-card > img.portrait-nicolas { object-position: center 22%; }
.person-content { padding: 28px; min-height: 260px; display: flex; flex-direction: column; }
.person-content h3 { margin: 0; font-size: 1.48rem; }
.role { margin: 4px 0 0; color: var(--blue); font-weight: 700; }
.person-content a { display: block; margin: 4px 0; color: var(--muted); }
.person-content a:first-of-type { margin-top: auto; }
.person-content a:hover { color: var(--blue); }
.intro-section { display: grid; grid-template-columns: 1.6fr .7fr; gap: 80px; align-items: center; }
.intro-copy .lead { font-size: 1.25rem; color: #2b3a49; }
.intro-copy p:not(.eyebrow) { color: var(--muted); }
.accent-panel { padding: 50px 35px; color: white; background: linear-gradient(145deg, var(--deep), var(--blue)); }
.big-number { display: block; font-size: clamp(4rem, 8vw, 7rem); line-height: 1; font-weight: 900; letter-spacing: -.08em; }
.accent-panel p { margin-bottom: 0; font-size: 1.1rem; }
.services-section { border-top: 1px solid var(--line); }
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.services-grid article { min-height: 220px; padding: 32px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.services-grid span { color: var(--blue); font-size: .78rem; font-weight: 800; }
.services-grid h3 { margin: 32px 0 10px; font-size: 1.25rem; }
.services-grid p { margin: 0; color: var(--muted); }
.project-types { width: 100%; max-width: none; padding: 110px max(20px, calc((100vw - var(--max))/2)); color: white; background: var(--deep); }
.light-heading .eyebrow, .light-heading h2 { color: white; }
.types-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 1px; background: rgba(255,255,255,.18); }
.types-grid div { padding: 30px 24px; min-height: 110px; display: flex; align-items: flex-end; background: var(--deep); font-weight: 700; }
.types-grid div:hover { background: var(--blue); }
.two-columns { display: grid; grid-template-columns: 1.15fr .85fr; gap: 70px; align-items: start; }
.two-columns p { color: var(--muted); }
.quote-card { padding: 45px; border-left: 6px solid var(--blue); background: var(--paper); }
.quote-card p { margin: 0; font-size: 1.45rem; line-height: 1.45; color: var(--ink); font-weight: 700; }
.why-section { background: var(--paper); width: 100%; max-width: none; padding-left: max(20px, calc((100vw - var(--max))/2)); padding-right: max(20px, calc((100vw - var(--max))/2)); }
.why-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 24px; }
.why-grid article { padding: 32px; background: white; border-top: 4px solid var(--blue); }
.why-grid h3 { margin-top: 0; }
.why-grid p { margin-bottom: 0; color: var(--muted); }
.why-closing { max-width: 760px; margin: 50px auto 0; text-align: center; font-size: 1.25rem; font-weight: 700; }
.contact-section { padding: 90px 20px; color: white; background: linear-gradient(120deg, var(--blue), var(--deep)); }
.contact-inner { width: min(100%, var(--max)); margin: auto; display: grid; grid-template-columns: 1.25fr .75fr; gap: 60px; align-items: center; }
.contact-inner h2 { margin-bottom: 15px; }
.contact-inner p { max-width: 650px; color: rgba(255,255,255,.8); }
.contact-details { display: grid; gap: 14px; font-size: 1.08rem; font-weight: 650; }
.contact-details a:hover { text-decoration: underline; }
footer { padding: 32px 20px; background: #061f38; color: rgba(255,255,255,.65); display: flex; align-items: center; justify-content: space-between; gap: 30px; }
footer img { width: 300px; }
.footer-logo { filter: brightness(0) invert(1); }
footer p { margin: 0; font-size: .85rem; }
@media (max-width: 900px) {
  .menu-toggle { display: block; position: relative; z-index: 4; }
  .nav-links { display: none; position: absolute; top: 86px; left: 0; right: 0; padding: 24px; background: var(--deep); flex-direction: column; }
  .nav-links.open { display: flex; }
  .hero { min-height: 760px; }
  .team-grid, .services-grid { grid-template-columns: 1fr 1fr; }
  .team-grid .person-card:last-child { grid-column: 1 / -1; max-width: calc(50% - 12px); margin: auto; }
  .intro-section, .two-columns, .contact-inner { grid-template-columns: 1fr; gap: 40px; }
  .types-grid, .why-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 620px) {
  .brand img { width: 380px; max-width: 78vw; }
  .hero-content { margin-top: 15vh; }
  .section { padding: 80px 0; }
  .team-grid, .services-grid, .types-grid, .why-grid { grid-template-columns: 1fr; }
  .team-grid .person-card:last-child { grid-column: auto; max-width: none; }
  .person-content { padding: 24px; }
  .project-types, .why-section { padding-top: 80px; padding-bottom: 80px; }
  footer { flex-direction: column; text-align: center; }
}