:root {
  --dark: #081827;
  --navy: #0f172a;
  --text: #1f2937;
  --muted: #667085;
  --line: #e5e7eb;
  --soft: #f7f5f0;
  --accent: #c99a2e;
  --white: #ffffff;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: Arial, Helvetica, sans-serif; color: var(--text); background: var(--white); line-height: 1.6; }
a { color: inherit; }
.site-header { position: sticky; top: 0; z-index: 20; display: flex; align-items: center; justify-content: space-between; gap: 22px; padding: 12px 6%; background: rgba(255,255,255,.96); border-bottom: 1px solid var(--line); backdrop-filter: blur(8px); }
.brand img { height: 56px; width: auto; display: block; }
.nav-links { display: flex; align-items: center; gap: 22px; font-size: 15px; }
.nav-links a { text-decoration: none; font-weight: 700; color: var(--dark); }
.nav-phone { background: var(--dark); color: white !important; padding: 10px 16px; border-radius: 999px; }
.menu-toggle { display: none; background: none; border: 0; font-size: 28px; }
.hero { min-height: 82vh; position: relative; display: grid; place-items: center; text-align: left; padding: 90px 6%; color: white; background: url('../images/project-08.jpg') center/cover no-repeat; }
.hero-overlay { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(8,24,39,.88), rgba(8,24,39,.58), rgba(8,24,39,.30)); }
.hero-content { position: relative; width: min(1120px, 100%); }
.eyebrow { text-transform: uppercase; letter-spacing: .14em; font-size: 12px; font-weight: 900; color: var(--accent); margin: 0 0 10px; }
h1, h2, h3 { margin: 0; line-height: 1.15; color: var(--dark); }
.hero h1 { color: white; font-size: clamp(38px, 6vw, 76px); letter-spacing: -0.05em; max-width: 900px; }
.hero-text { max-width: 720px; margin: 24px 0 32px; font-size: clamp(17px, 2vw, 22px); color: rgba(255,255,255,.92); }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.button { display: inline-block; border-radius: 999px; padding: 13px 22px; text-decoration: none; font-weight: 900; border: 1px solid transparent; cursor: pointer; font-size: 15px; }
.primary { background: var(--accent); color: #111; }
.secondary { background: white; color: var(--dark); }
.ghost { background: transparent; color: white; border-color: rgba(255,255,255,.75); }
.outline { background: white; color: var(--dark); border-color: var(--dark); }
.trust-strip { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); }
.trust-strip div { background: var(--dark); color: white; padding: 22px 6%; }
.trust-strip strong { display: block; font-size: 17px; }
.trust-strip span { display: block; color: rgba(255,255,255,.72); font-size: 14px; margin-top: 4px; }
.section { padding: 86px 6%; max-width: 1240px; margin: 0 auto; }
.soft-bg { background: var(--soft); max-width: none; }
.soft-bg > * { max-width: 1240px; margin-left: auto; margin-right: auto; }
.intro { display: grid; grid-template-columns: .95fr 1.45fr; gap: 48px; align-items: start; }
.section-title h2 { font-size: clamp(30px, 4vw, 52px); letter-spacing: -0.035em; }
.centered { text-align: center; max-width: 840px; margin: 0 auto 40px; }
.section-subtitle { color: var(--muted); margin-top: 14px; font-size: 17px; }
.light { color: rgba(255,255,255,.78) !important; }
.intro-text { font-size: 18px; color: #374151; }
.service-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.service-grid article, .process-grid div { background: white; padding: 28px; border: 1px solid var(--line); border-radius: 20px; box-shadow: 0 10px 30px rgba(18,24,39,.04); }
.service-grid h3, .process-grid h3 { font-size: 20px; margin-bottom: 10px; }
.service-grid p, .process-grid p { color: var(--muted); margin: 0; }
.project-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; }
.project-card { border: 1px solid var(--line); border-radius: 24px; overflow: hidden; background: white; box-shadow: 0 14px 34px rgba(8,24,39,.07); }
.project-card img { width: 100%; height: 265px; object-fit: cover; display: block; }
.project-card-body { padding: 22px; }
.project-card p:last-child { color: var(--muted); margin-bottom: 0; }
.dark-section { max-width: none; background: var(--dark); color: white; }
.dark-section h2 { color: white; }
.timeline-grid { max-width: 1240px; margin: 0 auto; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 18px; }
.timeline-card { background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.12); border-radius: 22px; overflow: hidden; }
.timeline-card img { width: 100%; height: 230px; display: block; object-fit: cover; }
.timeline-card div { padding: 18px; }
.timeline-card strong { color: white; font-size: 18px; }
.timeline-card p { color: rgba(255,255,255,.74); margin: 6px 0 0; }
.process-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 18px; }
.process-grid span { display: inline-block; font-weight: 900; color: var(--accent); margin-bottom: 14px; }
.gallery { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
.gallery-item { padding: 0; border: 0; background: #eee; cursor: pointer; border-radius: 16px; overflow: hidden; aspect-ratio: 4/3; display: none; }
.gallery-item.visible { display: block; }
.gallery-item img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .25s ease; }
.gallery-item:hover img { transform: scale(1.04); }
.gallery-actions { text-align: center; margin-top: 28px; }
.areas-section { padding-top: 40px; }
.contact-section { max-width: 1240px; }
.contact-card { display: grid; grid-template-columns: 1fr 1fr; gap: 38px; background: var(--dark); color: white; padding: clamp(28px, 5vw, 56px); border-radius: 30px; }
.contact-card h2 { color: white; font-size: clamp(32px, 4vw, 54px); }
.contact-card p { color: rgba(255,255,255,.82); }
.contact-card a { color: white; }
form { display: grid; gap: 14px; }
label { display: grid; gap: 6px; font-weight: 700; }
input, textarea { width: 100%; padding: 13px 14px; border-radius: 12px; border: 1px solid rgba(255,255,255,.2); background: rgba(255,255,255,.08); color: white; font: inherit; }
input:focus, textarea:focus { outline: 2px solid var(--accent); }
.form-note { margin: 0; font-size: 13px; }
.footer { text-align: center; padding: 42px 6%; border-top: 1px solid var(--line); color: var(--muted); }
.footer img { height: 58px; width: auto; }
.lightbox { position: fixed; inset: 0; z-index: 50; display: none; align-items: center; justify-content: center; padding: 28px; background: rgba(0,0,0,.86); }
.lightbox.open { display: flex; }
.lightbox img { max-width: 94vw; max-height: 88vh; object-fit: contain; }
.lightbox-close { position: fixed; top: 18px; right: 24px; background: white; border: 0; width: 44px; height: 44px; border-radius: 50%; font-size: 30px; line-height: 1; cursor: pointer; }
.hidden-field { display: none !important; }
.form-status { min-height: 22px; font-size: 14px; font-weight: 700; }
.form-status.success { color: #bbf7d0; }
.form-status.error { color: #fecaca; }
button:disabled { opacity: .7; cursor: not-allowed; }
@media (max-width: 1050px) {
  .project-grid, .timeline-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .trust-strip { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 900px) {
  .menu-toggle { display: block; }
  .nav-links { position: absolute; top: 82px; left: 0; right: 0; display: none; flex-direction: column; align-items: flex-start; background: white; border-bottom: 1px solid var(--line); padding: 18px 6%; }
  .nav-links.open { display: flex; }
  .intro, .contact-card { grid-template-columns: 1fr; }
  .service-grid, .process-grid { grid-template-columns: 1fr 1fr; }
  .gallery { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .hero { text-align: center; }
  .hero-text { margin-left: auto; margin-right: auto; }
  .hero-actions { justify-content: center; }
}
@media (max-width: 560px) {
  .brand img { height: 46px; }
  .hero { min-height: 76vh; }
  .section { padding: 62px 5%; }
  .service-grid, .process-grid, .project-grid, .timeline-grid, .trust-strip { grid-template-columns: 1fr; }
  .gallery { gap: 8px; }
}