:root {
  --charcoal: #101820;
  --charcoal-2: #1b2a34;
  --teal: #0f9f9a;
  --teal-bright: #42d4c8;
  --teal-soft: #dff7f3;
  --ink: #18232b;
  --muted: #65747d;
  --paper: #f3f7f6;
  --white: #fff;
  --line: #d8e5e2;
  --shadow: 0 18px 50px rgba(15, 47, 49, .12);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; line-height: 1.65; }
img { max-width: 100%; display: block; }
a { color: inherit; }
.container { width: min(1160px, calc(100% - 40px)); margin: auto; }

.site-header { position: sticky; top: 0; z-index: 50; background: rgba(16, 24, 32, .97); border-bottom: 1px solid rgba(66, 212, 200, .22); box-shadow: 0 8px 28px rgba(0, 0, 0, .18); backdrop-filter: blur(10px); }
.nav-row { min-height: 82px; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.brand { display: inline-flex; align-items: center; gap: 12px; color: #fff; text-decoration: none; }
.brand-symbol { width: 45px; height: 45px; flex: 0 0 45px; display: grid; place-items: center; border-radius: 50% 50% 50% 14px; background: linear-gradient(145deg, var(--teal-bright), var(--teal)); box-shadow: 0 8px 22px rgba(15, 159, 154, .26); transform: rotate(-5deg); }
.brand-symbol svg { width: 27px; height: 27px; fill: var(--charcoal); transform: rotate(5deg); }
.brand-copy { display: flex; flex-direction: column; line-height: 1.05; }
.brand-copy strong { font-family: Georgia, "Times New Roman", serif; font-size: clamp(19px, 2vw, 24px); letter-spacing: .2px; }
.brand-copy small { margin-top: 5px; color: #a9bbb9; font-size: 10px; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; }
.site-nav { display: flex; align-items: center; gap: 8px; }
.site-nav a { color: #fff; text-decoration: none; padding: 10px 14px; border-radius: 9px; font-weight: 750; font-size: 15px; }
.site-nav a:hover, .site-nav a[aria-current="page"] { background: rgba(66, 212, 200, .12); color: var(--teal-bright); }
.nav-contact { border: 1px solid rgba(66, 212, 200, .42); }
.menu-toggle { display: none; border: 1px solid rgba(255, 255, 255, .3); color: #fff; background: transparent; border-radius: 9px; padding: 8px 11px; font-size: 22px; }

.hero { position: relative; min-height: 440px; display: grid; align-items: end; background: linear-gradient(90deg, rgba(8, 20, 26, .94), rgba(8, 20, 26, .34)), url('../images/building.webp') center/cover no-repeat; color: #fff; }
.hero::after { content: ""; position: absolute; inset: 0; pointer-events: none; background: linear-gradient(120deg, rgba(15, 159, 154, .18), transparent 50%); }
.hero-inner { position: relative; z-index: 1; padding: 82px 0 70px; max-width: 760px; }
.eyebrow { margin: 0 0 10px; color: var(--teal-bright); font-weight: 850; letter-spacing: .14em; text-transform: uppercase; font-size: 13px; }
.hero h1, .page-hero h1 { font: 700 clamp(38px, 6vw, 68px)/1.02 Georgia, "Times New Roman", serif; margin: 0 0 22px; letter-spacing: -1px; }
.hero p { font-size: 19px; max-width: 710px; margin: 0; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 28px; }
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 0 21px; border-radius: 9px; text-decoration: none; font-weight: 850; background: var(--teal); color: #fff; border: 1px solid var(--teal); box-shadow: 0 9px 22px rgba(15, 159, 154, .22); }
.btn:hover { background: #0b8b87; border-color: #0b8b87; }
.btn.secondary { background: transparent; color: #fff; border-color: rgba(255, 255, 255, .55); box-shadow: none; }

.section { padding: 80px 0; }
.section.alt { background: #fff; }
.section-head { display: flex; align-items: end; justify-content: space-between; gap: 30px; margin-bottom: 34px; }
.section-head h2, .content-card h2 { font: 700 clamp(30px, 4vw, 46px)/1.1 Georgia, "Times New Roman", serif; margin: 0; color: var(--charcoal); }
.section-head p { max-width: 590px; margin: 0; color: var(--muted); }
.about-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 28px; }
.content-card { background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 34px; box-shadow: var(--shadow); }
.content-card p { margin: 18px 0 0; }
.feature-list { display: grid; gap: 14px; margin-top: 25px; }
.feature-item { padding: 16px 18px; border-left: 4px solid var(--teal); background: var(--teal-soft); border-radius: 0 10px 10px 0; }

.gallery-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.gallery-card { position: relative; padding: 0; border: 0; border-radius: 15px; overflow: hidden; background: #111; min-height: 250px; cursor: pointer; box-shadow: 0 10px 28px rgba(15, 47, 49, .16); text-align: left; }
.gallery-card img { width: 100%; height: 100%; min-height: 250px; object-fit: cover; transition: transform .35s ease, opacity .35s ease; }
.gallery-card span { position: absolute; inset: auto 0 0; padding: 42px 18px 16px; background: linear-gradient(transparent, rgba(6, 19, 24, .94)); color: #fff; font-weight: 800; font-size: 16px; }
.gallery-card:hover img { transform: scale(1.035); opacity: .9; }

.page-hero { position: relative; overflow: hidden; background: linear-gradient(135deg, var(--charcoal), #17383b); color: #fff; padding: 64px 0; }
.page-hero::after { content: ""; position: absolute; width: 260px; height: 260px; right: 8%; top: -150px; border: 54px solid rgba(66, 212, 200, .10); border-radius: 50%; }
.page-hero .container { position: relative; z-index: 1; }
.page-hero h1 { margin: 0 0 12px; font-size: clamp(38px, 5vw, 60px); }
.page-hero p { margin: 0; max-width: 710px; color: #dce9e7; }

.info-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.info-panel { background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 34px; box-shadow: var(--shadow); }
.info-panel h2 { font: 700 29px/1.2 Georgia, "Times New Roman", serif; color: var(--charcoal); margin: 0 0 22px; }
.contact-row { display: grid; grid-template-columns: 115px 1fr; gap: 18px; padding: 14px 0; border-bottom: 1px solid var(--line); }
.contact-row:last-child { border-bottom: 0; }
.contact-label { font-size: 12px; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); font-weight: 850; }
.contact-value { font-weight: 750; }
.contact-value a { color: #087b77; text-decoration-thickness: 2px; text-underline-offset: 3px; }
.hours { display: flex; justify-content: space-between; gap: 20px; background: var(--charcoal); color: #fff; border-radius: 12px; padding: 20px; }
.people { display: grid; gap: 13px; margin-top: 22px; }
.person { border-left: 4px solid var(--teal); padding: 11px 14px; background: var(--teal-soft); border-radius: 0 9px 9px 0; }
.person strong { display: block; color: var(--charcoal); }

.projects-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; align-items: start; }
.project-list-card { background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 26px; box-shadow: 0 10px 30px rgba(15, 47, 49, .08); border-top: 5px solid var(--teal); }
.project-list-card h2 { font: 700 24px/1.2 Georgia, "Times New Roman", serif; margin: 0 0 18px; color: var(--charcoal); }
.project-list-card ul { list-style: none; padding: 0; margin: 0; }
.project-list-card li { padding: 12px 0; border-top: 1px solid var(--line); }
.project-list-card li:first-child { border-top: 0; }
.project-list-card strong, .project-list-card span { display: block; }
.project-list-card span { font-size: 14px; color: var(--muted); margin-top: 2px; }

.contact-strip { background: linear-gradient(135deg, var(--teal), #087b77); color: #fff; padding: 30px 0; }
.contact-strip-inner { display: flex; align-items: center; justify-content: space-between; gap: 25px; }
.contact-strip h2 { font: 700 28px/1.2 Georgia, "Times New Roman", serif; margin: 0; }
.contact-strip-links { display: flex; flex-wrap: wrap; gap: 12px; }
.contact-strip a { font-weight: 850; text-decoration: none; background: var(--charcoal); color: #fff; padding: 12px 16px; border-radius: 9px; }
.site-footer { background: #0b1218; color: #bdcac8; padding: 38px 0; }
.footer-row { display: flex; justify-content: space-between; align-items: center; gap: 25px; }
.footer-row p { margin: 0; }
.footer-links { display: flex; gap: 18px; }
.footer-links a { color: #fff; text-decoration: none; }
.footer-links a:hover { color: var(--teal-bright); }

.lightbox { position: fixed; inset: 0; z-index: 100; background: rgba(3, 12, 16, .95); display: none; align-items: center; justify-content: center; padding: 28px; }
.lightbox.open { display: flex; }
.lightbox-inner { width: min(1100px, 100%); position: relative; }
.lightbox img { width: 100%; max-height: 80vh; object-fit: contain; border-radius: 10px; background: #111; }
.lightbox-caption { color: #fff; font-weight: 800; text-align: center; margin-top: 14px; }
.lightbox-close { position: absolute; right: -10px; top: -10px; width: 44px; height: 44px; border: 0; border-radius: 50%; background: var(--teal); color: #fff; font-size: 24px; font-weight: 900; cursor: pointer; }
.lightbox-nav { position: absolute; top: 50%; transform: translateY(-50%); width: 46px; height: 60px; border: 0; border-radius: 8px; background: rgba(255, 255, 255, .9); color: var(--charcoal); font-size: 28px; cursor: pointer; }
.lightbox-prev { left: 12px; }
.lightbox-next { right: 12px; }
.skip-link { position: absolute; left: -9999px; }
.skip-link:focus { left: 15px; top: 15px; z-index: 200; background: #fff; padding: 10px; }
.noscript { padding: 12px; background: #dff7f3; color: #124b48; text-align: center; }
.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; }

@media (max-width: 900px) {
  .about-grid, .info-grid { grid-template-columns: 1fr; }
  .projects-grid, .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .menu-toggle { display: block; }
  .site-nav { position: absolute; top: 82px; left: 0; right: 0; background: var(--charcoal); padding: 14px 20px 22px; display: none; flex-direction: column; align-items: stretch; }
  .site-nav.open { display: flex; }
  .site-nav a { text-align: center; }
  .hero { min-height: 400px; }
  .section { padding: 60px 0; }
}

@media (max-width: 620px) {
  .container { width: min(100% - 28px, 1160px); }
  .brand-symbol { width: 39px; height: 39px; flex-basis: 39px; }
  .brand-symbol svg { width: 23px; height: 23px; }
  .brand-copy strong { font-size: 17px; }
  .brand-copy small { font-size: 8px; }
  .hero-inner { padding: 62px 0 52px; }
  .hero p { font-size: 17px; }
  .section-head, .contact-strip-inner, .footer-row { align-items: flex-start; flex-direction: column; }
  .gallery-grid, .projects-grid { grid-template-columns: 1fr; }
  .gallery-card, .gallery-card img { min-height: 230px; }
  .content-card, .info-panel { padding: 24px; }
  .contact-row { grid-template-columns: 1fr; gap: 5px; }
  .hours { flex-direction: column; gap: 4px; }
  .lightbox { padding: 14px; }
  .lightbox-nav { width: 38px; }
  .footer-links { flex-wrap: wrap; }
}