:root {
  --bg: #ffffff;
  --text: #161616;
  --muted: #5b5b5b;
  --line: #e9e9e9;
  --primary: #d31f2b;
  --primary-dark: #a7141e;
  --soft: #fff5f5;
  --dark: #111111;
  --card: #ffffff;
  --shadow: 0 18px 40px rgba(0, 0, 0, 0.08);
  --radius: 24px;
  --radius-sm: 18px;
  --container: 1180px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-family: "Inter", sans-serif; background: var(--bg); color: var(--text); line-height: 1.6; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
.container { width: min(var(--container), calc(100% - 2rem)); margin: 0 auto; }
.site-header { position: sticky; top: 0; z-index: 1000; background: rgba(255,255,255,0.92); backdrop-filter: blur(10px); border-bottom: 1px solid rgba(0,0,0,0.06); }
.nav-wrap { display: flex; align-items: center; justify-content: space-between; min-height: 78px; gap: 1rem; }
.brand { display: inline-flex; align-items: center; gap: .7rem; font-weight: 800; }
.brand-icon { width: 42px; height: 42px; display: grid; place-items: center; border-radius: 50%; background: var(--soft); font-size: 1.25rem; }
.brand-text { font-size: .98rem; }
.site-nav { display: flex; align-items: center; gap: 1.15rem; }
.site-nav a { font-weight: 600; color: #343434; position: relative; }
.site-nav a::after { content: ""; position: absolute; left: 0; bottom: -6px; width: 100%; height: 2px; background: var(--primary); transform: scaleX(0); transform-origin: left; transition: transform .25s ease; }
.site-nav a:hover::after { transform: scaleX(1); }
.menu-toggle { display: none; border: 0; background: var(--soft); width: 46px; height: 46px; border-radius: 14px; font-size: 1.2rem; }
.hero { padding: 5rem 0 4rem; background: radial-gradient(circle at top left, rgba(211, 31, 43, 0.08), transparent 35%), linear-gradient(180deg, #fff 0%, #fffaf9 100%); }
.hero-grid, .split-grid, .systems-grid, .prevention-grid, .contact-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 2.3rem; align-items: center; }
.eyebrow, .section-tag { display: inline-flex; align-items: center; gap: .5rem; padding: .5rem .85rem; background: var(--soft); color: var(--primary); border-radius: 999px; font-weight: 700; font-size: .85rem; margin-bottom: 1rem; }
.section-tag-light { background: rgba(255,255,255,.12); color: #fff; }
.hero h1, .section h2 { margin: 0 0 1rem; line-height: 1.1; letter-spacing: -0.03em; }
.hero h1 { font-size: clamp(2.5rem, 5vw, 4.5rem); }
.section h2 { font-size: clamp(2rem, 4vw, 3rem); }
.hero-text, .section-head p, .section-copy p, .cta-box p { color: var(--muted); font-size: 1.04rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: .9rem; margin: 1.75rem 0; }
.center-actions { justify-content: center; }
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 52px; padding: 0 1.25rem; border-radius: 14px; font-weight: 700; transition: transform .2s ease, box-shadow .2s ease, background .2s ease; }
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--primary); color: #fff; box-shadow: 0 12px 28px rgba(211, 31, 43, 0.26); }
.btn-primary:hover { background: var(--primary-dark); }
.btn-secondary { background: #fff; color: var(--text); border: 1px solid var(--line); }
.btn-light { background: rgba(255,255,255,.1); color: #fff; border-color: rgba(255,255,255,.2); }
.hero-points { list-style: none; padding: 0; margin: 2rem 0 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .9rem; }
.hero-points li { background: #fff; border: 1px solid rgba(0,0,0,0.06); border-radius: 16px; padding: .95rem 1rem; font-weight: 600; box-shadow: var(--shadow); }
.hero-media { position: relative; min-height: 520px; }
.hero-card { position: absolute; overflow: hidden; border-radius: 30px; box-shadow: var(--shadow); background: #fff; }
.hero-card img, .visual-stack img, .systems-media img, .prevention-media img, .gallery-item img { width: 100%; height: 100%; object-fit: cover; }
.hero-card-main { inset: 0 0 60px 50px; }
.hero-card-float { width: 220px; height: 280px; left: 0; bottom: 0; border: 6px solid #fff; }
.section { padding: 5rem 0; }
.section-head { text-align: center; max-width: 780px; margin: 0 auto 2.2rem; }
.visual-stack { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.visual-stack img, .systems-media img, .prevention-media img, .contact-card, .gallery-item { border-radius: var(--radius); box-shadow: var(--shadow); }
.visual-stack img { aspect-ratio: 1 / 1; object-fit: cover; }
.services { background: #fcfcfc; }
.cards-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.2rem; }
.service-card { background: var(--card); border: 1px solid rgba(0,0,0,.06); padding: 1.4rem; border-radius: var(--radius-sm); box-shadow: var(--shadow); }
.service-icon { width: 56px; height: 56px; display: grid; place-items: center; border-radius: 16px; background: var(--soft); font-size: 1.35rem; margin-bottom: 1rem; }
.service-card h3 { margin: 0 0 .6rem; font-size: 1.12rem; }
.service-card p { margin: 0; color: var(--muted); }
.systems { background: linear-gradient(135deg, #121212, #1d1d1d); color: #fff; }
.systems-copy p { color: rgba(255,255,255,.82); }
.system-badges { display: flex; flex-wrap: wrap; gap: .85rem; margin-top: 1.5rem; }
.system-badges span { padding: .8rem 1rem; border: 1px solid rgba(255,255,255,.16); border-radius: 999px; background: rgba(255,255,255,.08); font-weight: 700; }
.systems-media img { min-height: 380px; }
.clients { background: #fcfcfc; }
.clients-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1rem; }
.client-item { background: #fff; border: 1px solid rgba(0,0,0,.06); border-radius: 18px; padding: 1.1rem; text-align: center; font-weight: 700; box-shadow: var(--shadow); }
.gallery-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1rem; }
.gallery-item { overflow: hidden; margin: 0; aspect-ratio: 1 / 1; background: #f4f4f4; }
.gallery-item img { transition: transform .5s ease; }
.gallery-item:hover img { transform: scale(1.05); }
.cta-box { background: linear-gradient(135deg, #c21e29 0%, #8f1119 100%); color: #fff; border-radius: 32px; padding: 3rem; text-align: center; box-shadow: var(--shadow); }
.cta-box p { color: rgba(255,255,255,.86); max-width: 760px; margin: 0 auto; }
.contact-grid { align-items: stretch; }
.contact-card { background: linear-gradient(180deg, #fff, #fafafa); border: 1px dashed rgba(0,0,0,.16); display: grid; place-items: center; min-height: 280px; padding: 2rem; }
.contact-placeholder span { display: inline-block; margin-bottom: .9rem; color: var(--primary); font-weight: 800; }
.contact-placeholder ul { margin: 0; padding-left: 1.2rem; color: var(--muted); }
.site-footer { border-top: 1px solid rgba(0,0,0,.08); padding: 1.3rem 0; background: #fff; }
.footer-wrap { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.footer-wrap p, .footer-wrap a { margin: 0; color: var(--muted); font-weight: 600; }
.reveal { opacity: 0; transform: translateY(20px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }
.delay-1 { transition-delay: .1s; }
.delay-2 { transition-delay: .2s; }
@media (max-width: 980px) {
  .hero-grid, .split-grid, .systems-grid, .prevention-grid, .contact-grid, .cards-grid, .clients-grid, .gallery-grid { grid-template-columns: 1fr 1fr; }
  .hero-media { min-height: 420px; }
}
@media (max-width: 760px) {
  .menu-toggle { display: inline-grid; place-items: center; }
  .site-nav { position: absolute; right: 1rem; top: calc(100% + .5rem); background: #fff; border-radius: 20px; box-shadow: var(--shadow); border: 1px solid rgba(0,0,0,.06); padding: 1rem; min-width: 220px; flex-direction: column; align-items: flex-start; display: none; }
  .site-nav.open { display: flex; }
  .hero-grid, .split-grid, .systems-grid, .prevention-grid, .contact-grid, .cards-grid, .clients-grid, .gallery-grid, .visual-stack, .hero-points { grid-template-columns: 1fr; }
  .hero { padding-top: 3.5rem; }
  .hero-media { min-height: 360px; }
  .hero-card-main { inset: 0 0 20px 20px; }
  .hero-card-float { width: 170px; height: 220px; }
  .cta-box { padding: 2rem 1.25rem; }
  .footer-wrap { flex-direction: column; text-align: center; }
}