:root {
  --blue: #0f506e;
  --blue-deep: #0b4262;
  --blue-dark: #073249;
  --green: #5ab035;
  --green-deep: #3a7a18;
  --ink: #26333a;
  --muted: #637078;
  --line: #dfe5e8;
  --surface: #f4f7f8;
  --white: #fff;
  --max-width: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: "Poppins", Arial, Helvetica, sans-serif;
  font-size: 1rem;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; }
a { color: inherit; }
.container { width: min(calc(100% - 40px), var(--max-width)); margin-inline: auto; }
.section { padding: 108px 0; }
.skip-link { position: fixed; top: -60px; left: 16px; z-index: 100; padding: 10px 16px; background: var(--white); color: var(--blue-deep); }
.skip-link:focus { top: 12px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; }

.site-header { position: sticky; top: 0; z-index: 20; background: rgba(255,255,255,.96); border-bottom: 1px solid rgba(11,66,98,.1); backdrop-filter: blur(12px); }
.header-inner { min-height: 86px; display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.brand img { width: 210px; }
.site-nav { display: flex; align-items: center; gap: 28px; }
.site-nav a { font-size: .9rem; font-weight: 500; text-decoration: none; }
.site-nav a:hover, .site-nav a:focus-visible { color: var(--green-deep); }
.site-nav .nav-contact { padding: 10px 18px; color: var(--white); background: var(--blue-deep); border-radius: 999px; }
.site-nav .nav-contact:hover, .site-nav .nav-contact:focus-visible { color: var(--white); background: var(--green-deep); }
.menu-button { display: none; padding: 8px; background: transparent; border: 0; }
.menu-button > span:not(.sr-only) { display: block; width: 25px; height: 2px; margin: 5px 0; background: var(--blue-deep); }

.hero { position: relative; min-height: 710px; display: grid; align-items: center; overflow: hidden; background: linear-gradient(110deg, #f7fafb 0%, #f7fafb 62%, #edf4f5 62%); }
.hero::after { content: ""; position: absolute; right: -140px; bottom: -200px; width: 520px; height: 520px; border: 1px solid rgba(90,176,53,.2); border-radius: 50%; }
.hero-grid { display: grid; grid-template-columns: 7fr 5fr; align-items: center; gap: 70px; }
.eyebrow, .section-label { margin: 0 0 20px; color: var(--green-deep); font-size: .78rem; font-weight: 600; letter-spacing: .14em; text-transform: uppercase; }
h1, h2, h3 { margin-top: 0; color: var(--blue-deep); line-height: 1.13; }
h1 { max-width: 820px; margin-bottom: 28px; font-size: clamp(2.8rem, 6vw, 5.3rem); letter-spacing: -.055em; }
h2 { margin-bottom: 28px; font-size: clamp(2rem, 4.3vw, 3.75rem); letter-spacing: -.045em; }
h3 { margin-bottom: 14px; font-size: 1.35rem; }
.hero-lead { max-width: 720px; margin: 0 0 36px; color: #43545d; font-size: 1.15rem; font-weight: 300; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }
.button { display: inline-flex; min-height: 50px; align-items: center; justify-content: center; padding: 12px 22px; border: 1px solid var(--blue-deep); border-radius: 999px; font-size: .92rem; font-weight: 600; text-decoration: none; transition: .2s ease; }
.button-primary { color: var(--white); background: var(--blue-deep); }
.button-primary:hover { background: var(--green-deep); border-color: var(--green-deep); transform: translateY(-2px); }
.button-secondary { color: var(--blue-deep); }
.button-secondary:hover { background: var(--white); transform: translateY(-2px); }
.hero-mark { position: relative; width: min(360px, 80vw); aspect-ratio: 1; margin-inline: auto; display: grid; place-items: center; }
.hero-mark img { position: relative; z-index: 2; width: 66%; }
.orbit { position: absolute; border-radius: 50%; background: var(--green); opacity: .18; }
.orbit-one { width: 48px; height: 48px; top: 4%; right: 5%; }
.orbit-two { width: 24px; height: 24px; bottom: 14%; left: 3%; opacity: .35; }
.orbit-three { width: 72px; height: 72px; right: -4%; bottom: 18%; opacity: .1; }

.intro-grid { display: grid; grid-template-columns: 5fr 7fr; gap: 90px; }
.intro-copy { padding-top: 40px; border-top: 3px solid var(--green); font-size: 1.1rem; }
.intro-copy p:first-child { margin-top: 0; }
.purpose { background: var(--surface); }
.section-heading { max-width: 780px; margin-bottom: 58px; }
.purpose-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.purpose-card { min-height: 320px; padding: 34px; background: var(--white); border-top: 4px solid var(--green); }
.purpose-card p { color: var(--muted); }
.card-number { display: block; margin-bottom: 65px; color: var(--green-deep); font-size: .8rem; font-weight: 600; }

.values { color: var(--white); background: var(--blue-deep); }
.values-grid { display: grid; grid-template-columns: 5fr 7fr; gap: 100px; align-items: start; }
.values h2 { color: var(--white); }
.values-copy > p:last-child { color: rgba(255,255,255,.73); }
.section-label-light { color: #9ad77e; }
.values-list { margin: 0; padding: 0; list-style: none; }
.values-list li { display: flex; align-items: baseline; justify-content: space-between; gap: 24px; padding: 18px 0; border-bottom: 1px solid rgba(255,255,255,.2); }
.values-list span { font-size: 1.2rem; font-weight: 600; }
.values-list small { color: rgba(255,255,255,.68); font-size: .85rem; text-align: right; }

.history-grid { display: grid; grid-template-columns: 4fr 8fr; gap: 80px; align-items: start; }
.history-year { color: var(--green); font-size: clamp(5rem, 12vw, 10rem); font-weight: 700; line-height: .8; letter-spacing: -.08em; }
.history-grid > div:last-child { max-width: 720px; }
.history-grid p:not(.section-label) { color: var(--muted); font-size: 1.05rem; }
.archive-grid { display: grid; grid-template-columns: 7fr 5fr; gap: 20px; margin-top: 70px; }
.archive-item { margin: 0; background: var(--surface); }
.archive-item img { width: 100%; height: 300px; object-fit: cover; filter: saturate(.72); }
.archive-item-wide img { object-position: center 38%; }
.archive-item figcaption { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 10px; padding: 14px 18px; color: var(--muted); font-size: .78rem; }
.archive-item figcaption span { color: var(--green-deep); font-weight: 600; letter-spacing: .08em; text-transform: uppercase; }
.archive-gallery { margin-top: 52px; }
.archive-gallery-heading { display: flex; align-items: baseline; justify-content: space-between; gap: 24px; margin-bottom: 20px; }
.archive-gallery-heading h3, .archive-gallery-heading p { margin: 0; }
.archive-gallery-heading p { color: var(--muted); font-size: .85rem; }
.thumbnail-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.thumbnail { position: relative; aspect-ratio: 4 / 3; padding: 0; overflow: hidden; cursor: zoom-in; background: var(--surface); border: 0; }
.thumbnail::after { content: "+"; position: absolute; right: 12px; bottom: 12px; width: 34px; height: 34px; display: grid; place-items: center; color: var(--blue-deep); background: rgba(255,255,255,.92); border-radius: 50%; font-size: 1.3rem; font-weight: 400; opacity: 0; transform: translateY(6px); transition: .2s ease; }
.thumbnail img { width: 100%; height: 100%; object-fit: cover; filter: saturate(.75); transition: transform .3s ease, filter .3s ease; }
.thumbnail:hover img, .thumbnail:focus-visible img { transform: scale(1.035); filter: saturate(1); }
.thumbnail:hover::after, .thumbnail:focus-visible::after { opacity: 1; transform: translateY(0); }
.lightbox { width: min(1100px, calc(100% - 32px)); max-width: none; padding: 0; overflow: visible; background: transparent; border: 0; }
.lightbox::backdrop { background: rgba(3,28,41,.88); backdrop-filter: blur(5px); }
.lightbox img { width: 100%; max-height: 85vh; object-fit: contain; background: #071f2b; box-shadow: 0 24px 80px rgba(0,0,0,.35); }
.lightbox-close { position: absolute; right: -10px; top: -48px; width: 42px; height: 42px; padding: 0; cursor: pointer; color: var(--white); background: transparent; border: 1px solid rgba(255,255,255,.55); border-radius: 50%; font: inherit; font-size: 1.7rem; line-height: 1; }

.leadership { background: var(--surface); }
.leadership-heading { display: grid; grid-template-columns: 7fr 5fr; gap: 80px; align-items: end; margin-bottom: 54px; }
.leadership-heading h2 { margin-bottom: 0; }
.leadership-heading > p { max-width: 440px; margin: 0 0 8px; color: var(--muted); }
.leadership-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.person-card { overflow: hidden; background: var(--white); border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.person-photo { display: block; width: 116px; min-width: 116px; max-width: 116px; height: 116px; min-height: 116px; max-height: 116px; aspect-ratio: 1 / 1; margin: 30px 30px 0; object-fit: cover; object-position: center 24%; background: var(--surface); border-radius: 50%; }
.person-info { min-height: 174px; padding: 26px 30px 30px; }
.person-card span { display: block; margin-bottom: 26px; color: var(--green-deep); font-size: .76rem; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; }
.person-card p { margin: 0 0 8px; color: var(--muted); font-size: .92rem; }
.person-card h3 { max-width: 280px; margin-bottom: 0; font-size: 1.28rem; }

.contact { padding-top: 20px; }
.contact-box { display: grid; grid-template-columns: 7fr 5fr; gap: 80px; padding: 70px; background: var(--surface); border-left: 8px solid var(--green); }
.contact-box h2 { margin-bottom: 20px; }
.contact-box p:last-child { color: var(--muted); }
.contact-actions { align-self: center; }
.contact-link { display: block; padding: 20px 0; text-decoration: none; border-bottom: 1px solid var(--line); }
.contact-link span { display: block; color: var(--muted); font-size: .76rem; text-transform: uppercase; letter-spacing: .12em; }
.contact-link strong { color: var(--blue-deep); font-size: 1rem; overflow-wrap: anywhere; }
.contact-link:hover strong { color: var(--green-deep); }

.site-footer { padding: 52px 0; color: rgba(255,255,255,.72); background: var(--blue-dark); }
.footer-inner { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 45px; }
.footer-inner img { width: 190px; }
.footer-inner p { margin: 0; font-size: .78rem; }

:focus-visible { outline: 3px solid #8bd56c; outline-offset: 3px; }
@media (max-width: 900px) {
  .section { padding: 78px 0; }
  .menu-button { display: block; }
  .site-nav { position: absolute; inset: 86px 0 auto; display: none; padding: 24px 20px 30px; flex-direction: column; align-items: stretch; gap: 18px; background: var(--white); border-bottom: 1px solid var(--line); }
  .site-nav.is-open { display: flex; }
  .site-nav .nav-contact { text-align: center; }
  .hero { min-height: auto; padding: 92px 0; background: linear-gradient(165deg, #f7fafb 0%, #f7fafb 76%, #edf4f5 76%); }
  .hero-grid { grid-template-columns: 1fr; gap: 48px; }
  .hero-mark { width: min(280px, 72vw); }
  .intro-grid, .values-grid, .history-grid, .contact-box, .leadership-heading { grid-template-columns: 1fr; gap: 44px; }
  .archive-grid { grid-template-columns: 1fr; margin-top: 52px; }
  .archive-item img { height: 260px; }
  .thumbnail-grid { grid-template-columns: repeat(2, 1fr); }
  .leadership-grid { grid-template-columns: 1fr; }
  .intro-copy { padding-top: 28px; }
  .purpose-grid { grid-template-columns: 1fr; }
  .purpose-card { min-height: 0; }
  .card-number { margin-bottom: 36px; }
  .contact-box { padding: 44px 32px; }
  .footer-inner { grid-template-columns: 1fr; gap: 22px; }
}
@media (max-width: 520px) {
  .container { width: min(calc(100% - 28px), var(--max-width)); }
  .header-inner { min-height: 74px; }
  .brand img { width: 175px; }
  .site-nav { top: 74px; }
  .hero { padding: 72px 0; }
  h1 { font-size: clamp(2.55rem, 13vw, 3.7rem); }
  .hero-actions, .button { width: 100%; }
  .values-list li { align-items: flex-start; flex-direction: column; gap: 2px; }
  .values-list small { text-align: left; }
  .contact-box { padding: 38px 22px; }
  .person-photo { width: 104px; min-width: 104px; max-width: 104px; height: 104px; min-height: 104px; max-height: 104px; }
  .archive-gallery-heading { align-items: flex-start; flex-direction: column; gap: 6px; }
  .thumbnail-grid { gap: 8px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}