:root {
  --lime: #9ccc2e;
  --lime-dark: #7fa81f;
  --ink: #1f2122;
  --charcoal: #2a2c2e;
  --stone: #f4f2ee;
  --text: #2b2b2b;
  --muted: #6b6b6b;
  --line: #e2ded6;
  --radius: 10px;
  --font: "Segoe UI", system-ui, -apple-system, Roboto, "Helvetica Neue", Arial, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 72px; }
body { margin: 0; font-family: var(--font); color: var(--text); background: #fff; line-height: 1.6; font-size: 17px; }
img { max-width: 100%; display: block; }
a { color: inherit; }
.wrap { max-width: 1140px; margin: 0 auto; padding: 0 20px; }

/* Header */
.site-header { position: sticky; top: 0; z-index: 50; background: var(--ink); color: #fff; }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.brand { text-decoration: none; display: flex; align-items: baseline; gap: 2px; font-weight: 800; letter-spacing: .02em; }
.brand-s { color: var(--lime); font-size: 34px; font-style: italic; line-height: 1; }
.brand-ol { color: #fff; font-size: 26px; line-height: 1; }
.brand-name { color: #b9bcbf; font-size: 18px; margin-left: 10px; font-weight: 700; }
.nav { display: flex; gap: 28px; align-items: center; }
.nav a { text-decoration: none; font-weight: 600; font-size: 15px; color: #e6e6e6; }
.nav a:hover { color: var(--lime); }
.nav .nav-cta { background: var(--lime); color: var(--ink); padding: 8px 18px; border-radius: 999px; }
.nav .nav-cta:hover { background: #b3e04a; color: var(--ink); }
.nav-toggle { display: none; background: none; border: 0; padding: 10px; cursor: pointer; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: #fff; margin: 5px 0; }

/* Hero */
.hero {
  background:
    linear-gradient(100deg, rgba(20,21,22,.92) 0%, rgba(20,21,22,.75) 50%, rgba(20,21,22,.35) 100%),
    url("images/realisation-03.jpg") center 60% / cover no-repeat;
  color: #fff;
  padding: 120px 0 130px;
}
.hero-inner { max-width: 1140px; }
.eyebrow { text-transform: uppercase; letter-spacing: .14em; font-size: 13px; font-weight: 700; color: var(--lime); margin: 0 0 18px; }
.hero h1 { font-size: clamp(36px, 6vw, 64px); line-height: 1.05; margin: 0 0 22px; max-width: 14ch; font-weight: 800; }
.hero h1 em { font-style: normal; color: var(--lime); }
.lead { font-size: 19px; max-width: 52ch; color: #d9dadb; margin: 0 0 34px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }

/* Buttons */
.btn { display: inline-block; text-decoration: none; font-weight: 700; padding: 14px 26px; border-radius: 999px; border: 2px solid transparent; cursor: pointer; font-size: 16px; font-family: inherit; transition: background .15s, color .15s; }
.btn-primary { background: var(--lime); color: var(--ink); }
.btn-primary:hover { background: #b3e04a; }
.btn-ghost { border-color: rgba(255,255,255,.5); color: #fff; }
.btn-ghost:hover { border-color: var(--lime); color: var(--lime); }

/* Sections */
.section { padding: 90px 0; }
.section-alt { background: var(--stone); }
.section-dark { background: var(--charcoal); color: #eaeaea; }
.section-title { font-size: clamp(28px, 4vw, 40px); margin: 0 0 28px; font-weight: 800; color: inherit; }
.section-title::after { content: ""; display: block; width: 56px; height: 4px; background: var(--lime); margin-top: 14px; border-radius: 2px; }
.section-dark a { color: var(--lime); }

/* Services */
.services-intro p { font-size: 19px; max-width: 62ch; margin: 0 0 40px; }
.cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.card { background: var(--stone); border-radius: var(--radius); padding: 26px 24px; border-top: 4px solid var(--lime); }
.card h3 { margin: 0 0 12px; font-size: 19px; }
.card ul { list-style: none; padding: 0; margin: 0; }
.card li { padding: 6px 0; border-bottom: 1px solid var(--line); color: #444; }
.card li:last-child { border-bottom: 0; }

/* Showroom */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.big { font-size: 21px; }
.split .btn { margin-top: 12px; color: var(--ink); }
.split-img { margin: 0; }
.split-img img { border-radius: var(--radius); aspect-ratio: 4/3; object-fit: cover; width: 100%; }

/* Gallery */
.gallery { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 10px; }
.gallery a { display: block; overflow: hidden; border-radius: 6px; aspect-ratio: 1; background: var(--stone); }
.gallery img { width: 100%; height: 100%; object-fit: cover; transition: transform .3s; }
.gallery a:hover img, .gallery a:focus-visible img { transform: scale(1.05); }

.lightbox { border: 0; padding: 0; background: transparent; max-width: 95vw; max-height: 95vh; overflow: visible; }
.lightbox::backdrop { background: rgba(10,10,10,.9); }
.lightbox img { max-width: 90vw; max-height: 88vh; border-radius: 4px; }
.lightbox button { position: absolute; background: rgba(0,0,0,.55); color: #fff; border: 0; font-size: 34px; width: 48px; height: 48px; border-radius: 50%; cursor: pointer; line-height: 1; }
.lightbox button:hover { background: var(--lime); color: var(--ink); }
.lb-close { top: -56px; right: 0; }
.lb-prev { left: 8px; top: 50%; transform: translateY(-50%); }
.lb-next { right: 8px; top: 50%; transform: translateY(-50%); }

/* Suppliers */
.suppliers { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.suppliers li a { display: flex; align-items: center; justify-content: center; height: 110px; background: #fff; border-radius: var(--radius); padding: 20px; text-decoration: none; transition: box-shadow .15s; }
.suppliers li a:hover { box-shadow: 0 6px 20px rgba(0,0,0,.08); }
.suppliers img { max-height: 60px; width: auto; object-fit: contain; }
.supplier-text { font-weight: 800; font-size: 26px; color: #1a1a1a; letter-spacing: -.01em; }

/* About */
.facts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.fact { border: 1px solid var(--line); border-radius: var(--radius); padding: 30px; }
.fact-num { display: block; font-size: 34px; font-weight: 800; color: var(--lime-dark); }
.fact-label { color: var(--muted); }

/* Contact */
.contact-grid { display: grid; grid-template-columns: 1fr 1.4fr; gap: 56px; }
address { font-style: normal; font-size: 18px; margin-bottom: 20px; }
.contact-links { font-size: 20px; font-weight: 700; }
.contact-links a { text-decoration: none; }
.contact-form { background: #fff; color: var(--text); border-radius: var(--radius); padding: 34px; }
.contact-form h3 { margin: 0 0 20px; font-size: 22px; }
.field { margin-bottom: 16px; flex: 1; }
.field-row { display: flex; gap: 16px; }
.field label { display: block; font-weight: 600; font-size: 14px; margin-bottom: 6px; }
.field input, .field textarea, .field select { width: 100%; font: inherit; font-size: 16px; padding: 11px 13px; border: 1px solid #cfcac0; border-radius: 6px; background: #fff; color: var(--text); }
.field input:focus, .field textarea:focus, .field select:focus { outline: 2px solid var(--lime); border-color: var(--lime); }
.field textarea { resize: vertical; }
.form-note { font-size: 13px; color: var(--muted); margin: 4px 0 16px; }
.form-error { background: #fdecea; color: #a12a1c; padding: 10px 14px; border-radius: 6px; font-size: 14px; }
.contact-form a { color: var(--lime-dark); }

/* Footer */
.site-footer { background: var(--ink); color: #9a9da0; font-size: 14px; }
.footer-inner { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; padding: 24px 20px; }
.footer-inner p { margin: 0; }
.footer-inner a { color: #c8cacc; text-decoration: none; }

:focus-visible { outline: 3px solid var(--lime); outline-offset: 2px; }

/* Responsive */
@media (max-width: 960px) {
  .cards { grid-template-columns: repeat(2, 1fr); }
  .suppliers { grid-template-columns: repeat(2, 1fr); }
  .split, .contact-grid { grid-template-columns: 1fr; gap: 36px; }
}
@media (max-width: 900px) {
  .nav-toggle { display: block; }
  .nav { display: none; position: absolute; top: 68px; left: 0; right: 0; background: var(--ink); flex-direction: column; gap: 0; padding: 8px 20px 20px; }
  .nav.open { display: flex; }
  .nav a { padding: 12px 0; width: 100%; border-bottom: 1px solid #333; }
  .nav .nav-cta { margin-top: 12px; text-align: center; border-bottom: 0; }
  .hero { padding: 80px 0 90px; }
  .section { padding: 64px 0; }
  .facts { grid-template-columns: 1fr; }
  .field-row { flex-direction: column; gap: 0; }
  .contact-form { padding: 24px 20px; }
  .brand-name { font-size: 15px; }
}
@media (max-width: 480px) {
  .cards { grid-template-columns: 1fr; }
  .gallery { grid-template-columns: repeat(2, 1fr); }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .gallery img { transition: none; }
}