:root {
  --dark: #181a1b;
  --dark-2: #272b2c;
  --paper: #f3f1eb;
  --white: #ffffff;
  --muted: #697174;
  --line: rgba(24,26,27,.12);
  --gold: #c59a45;
  --yellow: #f0c64a;
  --blue: #173a5a;
  --shadow: 0 22px 60px rgba(0,0,0,.18);
  --soft-shadow: 0 12px 30px rgba(0,0,0,.10);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: 'Archivo', Arial, sans-serif; color: var(--dark); background: var(--paper); }
a { color: inherit; }
img { max-width: 100%; display: block; }
figure { margin: 0; }
.container { width: min(1180px, 92%); margin: 0 auto; }

.site-header { position: sticky; top: 0; z-index: 50; background: rgba(255,255,255,.94); backdrop-filter: blur(12px); border-bottom: 1px solid var(--line); }
.header-inner { min-height: 78px; display: flex; align-items: center; justify-content: space-between; gap: 18px; }
.brand img { width: 138px; max-height: 56px; object-fit: contain; }
.desktop-nav { display: flex; gap: 24px; align-items: center; }
.desktop-nav a { text-decoration: none; font-weight: 800; font-size: 14px; }
.desktop-nav a:hover { color: var(--gold); }
.header-phone { text-decoration: none; background: var(--dark); color: white; padding: 12px 18px; border-radius: 999px; font-weight: 900; }
.menu-btn { display: none; border: 0; background: transparent; font-size: 30px; font-weight: 900; }
.mobile-nav { display: none; padding: 0 4% 18px; flex-direction: column; gap: 12px; }
.mobile-nav a { text-decoration: none; font-weight: 900; padding: 8px 0; }

.hero { min-height: 720px; position: relative; overflow: hidden; display: flex; align-items: stretch; }
.hero-media, .hero-overlay { position: absolute; inset: 0; }
.hero-media img { width: 100%; height: 100%; object-fit: cover; }
.hero-overlay { background: linear-gradient(90deg, rgba(12,14,15,.88) 0%, rgba(12,14,15,.72) 40%, rgba(12,14,15,.24) 100%); }
.hero-content { position: relative; z-index: 2; display: grid; grid-template-columns: 1.05fr .95fr; align-items: center; gap: 44px; padding: 100px 0 80px; }
.hero-panel { max-width: 720px; color: white; }
.eyebrow { display: inline-block; text-transform: uppercase; letter-spacing: .13em; font-size: 12px; font-weight: 900; color: var(--gold); margin-bottom: 16px; }
.eyebrow.light { color: var(--yellow); }
.hero h1, .section h2 { font-family: 'Roboto Slab', Georgia, serif; line-height: 1.05; letter-spacing: -.04em; margin: 0 0 22px; }
.hero h1 { font-size: clamp(42px, 6vw, 78px); }
.section h2 { font-size: clamp(30px, 4vw, 52px); }
.hero p, .section p { font-size: 17px; line-height: 1.75; color: var(--muted); }
.hero p { color: rgba(255,255,255,.86); max-width: 650px; }
.hero strong { color: white; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 32px; }
.btn { min-height: 54px; display: inline-flex; align-items: center; justify-content: center; border-radius: 999px; padding: 0 26px; text-decoration: none; border: 0; font-weight: 900; cursor: pointer; transition: .25s ease; }
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: linear-gradient(135deg, var(--yellow), var(--gold)); color: #161616 !important; box-shadow: 0 14px 34px rgba(197,154,69,.32); }
.btn-ghost { border: 1px solid rgba(255,255,255,.34); color: white; background: rgba(255,255,255,.08); }
.hero-info { align-self: end; display: grid; gap: 14px; max-width: 360px; justify-self: end; }
.hero-info div { background: rgba(255,255,255,.90); border-radius: 24px; padding: 20px 22px; box-shadow: var(--shadow); }
.hero-info strong { display: block; font-size: 28px; margin-bottom: 4px; }
.hero-info span { color: var(--muted); font-weight: 700; }

.contact-strip { background: var(--dark); color: white; }
.contact-strip-inner { min-height: 48px; display: flex; align-items: center; justify-content: center; gap: 32px; flex-wrap: wrap; font-weight: 800; }

.section { padding: 94px 0; }
.intro { background: var(--paper); }
.intro-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 60px; align-items: start; }
.intro-copy p:first-child { margin-top: 0; }

.services { background: white; }
.section-head { max-width: 760px; margin-bottom: 42px; }
.section-head.centered { text-align: center; margin-left: auto; margin-right: auto; }
.service-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.service-box { background: var(--paper); border: 1px solid var(--line); border-radius: 28px; padding: 28px; min-height: 310px; box-shadow: var(--soft-shadow); }
.service-box.dark { background: var(--dark); color: white; }
.service-box span { display: inline-flex; width: 46px; height: 46px; border-radius: 14px; align-items: center; justify-content: center; background: white; color: var(--dark); font-weight: 900; margin-bottom: 22px; }
.service-box.dark span { background: var(--yellow); }
.service-box h3 { margin: 0 0 14px; font-size: 24px; }
.service-box p { font-size: 15px; margin: 0; }
.service-box.dark p { color: rgba(255,255,255,.76); }

.industrial { background: var(--dark); color: white; }
.industrial-grid { display: grid; grid-template-columns: .82fr 1.18fr; gap: 42px; align-items: center; }
.industrial p { color: rgba(255,255,255,.74); }
.industrial-points { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 28px; }
.industrial-points span { border: 1px solid rgba(255,255,255,.16); background: rgba(255,255,255,.08); border-radius: 999px; padding: 10px 14px; font-weight: 800; }
.industrial-gallery { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.industrial-gallery img { width: 100%; height: 240px; object-fit: cover; border-radius: 24px; box-shadow: 0 18px 42px rgba(0,0,0,.25); }
.industrial-gallery .big { grid-row: span 2; height: 496px; }

.featured { background: var(--paper); }
.featured-grid { display: grid; grid-template-columns: 1fr 1fr .9fr; gap: 18px; align-items: stretch; }
.feature-card { border-radius: 30px; overflow: hidden; box-shadow: var(--soft-shadow); border: 1px solid var(--line); background: white; }
.image-card { position: relative; min-height: 430px; }
.image-card img { width: 100%; height: 100%; object-fit: cover; }
.image-card div { position: absolute; left: 18px; right: 18px; bottom: 18px; background: rgba(255,255,255,.92); border-radius: 20px; padding: 18px; }
.image-card span { color: var(--gold); font-weight: 900; text-transform: uppercase; letter-spacing: .1em; font-size: 12px; }
.image-card strong { display: block; margin-top: 8px; font-size: 22px; line-height: 1.25; }
.text-card { padding: 34px; display: flex; flex-direction: column; justify-content: center; }

.works { background: white; }
.masonry { columns: 3 280px; column-gap: 16px; }
.masonry figure { break-inside: avoid; margin-bottom: 16px; border-radius: 26px; overflow: hidden; box-shadow: var(--soft-shadow); border: 1px solid var(--line); background: var(--paper); }
.masonry img { width: 100%; height: auto; transition: .35s ease; }
.masonry figure:hover img { transform: scale(1.03); }

.differences { background: linear-gradient(135deg, #17191a, #2b3031); color: white; }
.differences-header { max-width: 780px; margin-bottom: 42px; }
.differences-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.differences-grid article { border: 1px solid rgba(255,255,255,.13); background: rgba(255,255,255,.07); border-radius: 26px; padding: 26px; }
.differences-grid h3 { margin: 0 0 12px; font-size: 22px; }
.differences-grid p { margin: 0; color: rgba(255,255,255,.72); line-height: 1.65; }

.contact { background: var(--paper); }
.contact-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 34px; align-items: start; }
.contact-cards { display: grid; gap: 12px; margin-top: 26px; }
.contact-cards a { text-decoration: none; background: white; border: 1px solid var(--line); border-radius: 20px; padding: 18px; box-shadow: var(--soft-shadow); }
.contact-cards strong { display: block; font-size: 18px; margin-bottom: 4px; }
.contact-cards span { color: var(--muted); font-weight: 700; }
.contact-form { background: white; border: 1px solid var(--line); border-radius: 30px; padding: 30px; box-shadow: var(--shadow); }
.contact-form label { display: block; font-weight: 900; margin-bottom: 16px; }
.contact-form input, .contact-form select, .contact-form textarea { width: 100%; margin-top: 8px; border: 1px solid rgba(24,26,27,.15); border-radius: 16px; padding: 15px 16px; font: inherit; outline: none; background: white; }
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus { border-color: var(--gold); box-shadow: 0 0 0 4px rgba(197,154,69,.14); }

.footer { background: #101112; color: white; padding: 28px 0; }
.footer-inner { display: flex; justify-content: space-between; align-items: center; gap: 18px; flex-wrap: wrap; }
.footer span { color: rgba(255,255,255,.68); font-size: 14px; }

.floating-whats { position: fixed; z-index: 60; right: 18px; bottom: 18px; min-height: 56px; padding: 0 22px; display: inline-flex; align-items: center; justify-content: center; border-radius: 999px; text-decoration: none; background: linear-gradient(135deg, #22c55e, #16a34a); color: white !important; font-weight: 900; box-shadow: 0 20px 48px rgba(34,197,94,.34); }

@media (max-width: 1050px) {
  .desktop-nav, .header-phone { display: none; }
  .menu-btn { display: inline-flex; align-items: center; justify-content: center; }
  body.menu-open .mobile-nav { display: flex; }
  .hero-content, .intro-grid, .industrial-grid, .featured-grid, .contact-grid { grid-template-columns: 1fr; }
  .hero-info { justify-self: start; grid-template-columns: repeat(3, 1fr); max-width: none; width: 100%; }
  .service-row, .differences-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 680px) {
  .brand img { width: 110px; max-height: 50px; }
  .header-inner { min-height: 70px; }
  .hero { min-height: auto; }
  .hero-content { padding: 72px 0 58px; }
  .hero-overlay { background: linear-gradient(180deg, rgba(12,14,15,.88), rgba(12,14,15,.72)); }
  .hero h1 { font-size: 40px; }
  .hero-info { grid-template-columns: 1fr; }
  .hero-actions .btn, .contact-form .btn { width: 100%; }
  .contact-strip-inner { gap: 6px; flex-direction: column; padding: 10px 0; text-align: center; }
  .section { padding: 72px 0; }
  .service-row, .differences-grid, .industrial-gallery { grid-template-columns: 1fr; }
  .industrial-gallery .big { height: 280px; grid-row: auto; }
  .image-card { min-height: 340px; }
  .footer-inner { flex-direction: column; text-align: center; }
  .floating-whats { left: 16px; right: 16px; bottom: 16px; }
}