:root {
  --bg: #f7f7f5;
  --surface: #ffffff;
  --text: #171717;
  --muted: #717171;
  --line: #e7e7e2;
  --radius: 22px;
  --container: 1180px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--text); font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; }
button, input { font: inherit; }
img { display: block; max-width: 100%; }
.container { width: min(calc(100% - 32px), var(--container)); margin-inline: auto; }
.site-header { position: sticky; top: 0; z-index: 30; background: rgba(247,247,245,.92); backdrop-filter: blur(16px); border-bottom: 1px solid var(--line); }
.header-inner { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand-link { display: inline-flex; align-items: center; gap: 12px; min-width: 0; }
.brand-logo { width: 100px; height: 100px; border-radius: 14px; object-fit: contain; background: #f7f7f5; padding: 3px; flex: 0 0 auto; }
.brand-copy { display: flex; flex-direction: column; min-width: 0; }
.brand-title { font-size: 1rem; font-weight: 800; letter-spacing: -.035em; line-height: 1.05; }
.brand-subtitle { color: var(--muted); font-size: .78rem; margin-top: 3px; }
.nav { display: flex; gap: 26px; align-items: center; color: #3d3d3d; font-size: .93rem; }
.nav a:hover { color: #000; }
.btn { min-height: 46px; display: inline-flex; align-items: center; justify-content: center; gap: 9px; padding: 0 18px; border-radius: 999px; border: 1px solid var(--text); background: var(--text); color: #fff; cursor: pointer; font-weight: 700; transition: transform .18s ease, opacity .18s ease; }
.btn:hover { transform: translateY(-1px); opacity: .9; }
.btn.secondary { background: transparent; color: var(--text); border-color: var(--line); }
.btn.small { min-height: 40px; padding-inline: 15px; font-size: .88rem; }
.hero { padding: 92px 0 64px; }
.hero-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 64px; align-items: center; }
.eyebrow { color: var(--muted); font-size: .82rem; font-weight: 750; text-transform: uppercase; letter-spacing: .12em; }
h1 { font-size: clamp(3rem, 7vw, 6.5rem); line-height: .93; letter-spacing: -.075em; margin: 18px 0 24px; max-width: 760px; }
.hero p { color: var(--muted); font-size: clamp(1rem, 1.8vw, 1.22rem); line-height: 1.65; max-width: 610px; margin: 0 0 28px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 10px; }
.contact-inline { margin-top: 18px; display: inline-flex; gap: 10px; align-items: center; flex-wrap: wrap; color: var(--muted); }
.contact-inline strong { color: var(--text); }
.hero-card { min-height: 470px; border-radius: 32px; background: linear-gradient(180deg, #f3f7fa 0%, #edf2f7 100%); border: 1px solid var(--line); display: grid; place-items: center; overflow: hidden; }
.hero-logo { width: min(70%, 360px); height: auto; object-fit: contain; filter: drop-shadow(0 26px 60px rgba(0,0,0,.14)); }
.section { padding: 62px 0; }
.section-head { display: flex; justify-content: space-between; align-items: end; gap: 24px; margin-bottom: 28px; }
.section-head h2 { margin: 0; font-size: clamp(2rem, 4vw, 3.25rem); letter-spacing: -.055em; }
.section-head p { margin: 0; color: var(--muted); max-width: 520px; line-height: 1.6; }
.product-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.product-card { display: block; }
.product-media { aspect-ratio: 1.12; border-radius: var(--radius); overflow: hidden; background: #efefe9; border: 1px solid var(--line); }
.product-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .25s ease; }
.product-card:hover .product-media img { transform: scale(1.018); }
.product-meta { padding: 14px 4px 8px; display: flex; justify-content: space-between; gap: 14px; align-items: start; }
.product-name { font-weight: 750; letter-spacing: -.02em; }
.product-category { color: var(--muted); font-size: .84rem; margin-top: 5px; }
.product-arrow { color: var(--muted); font-size: 1.15rem; }
.steps-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.step-card { background: var(--surface); border: 1px solid var(--line); border-radius: 24px; padding: 24px; }
.step-card span { display: inline-flex; width: 42px; height: 42px; align-items: center; justify-content: center; border-radius: 999px; background: var(--text); color: #fff; font-size: .88rem; font-weight: 800; }
.step-card h3 { margin: 16px 0 8px; font-size: 1.12rem; letter-spacing: -.03em; }
.step-card p { margin: 0; color: var(--muted); line-height: 1.6; }
.cta-box { padding: clamp(28px, 6vw, 64px); border-radius: 30px; background: var(--text); color: #fff; display: flex; align-items: center; justify-content: space-between; gap: 30px; }
.cta-box h2 { margin: 0 0 10px; font-size: clamp(2rem, 4vw, 3.4rem); letter-spacing: -.055em; }
.cta-box p { margin: 0; color: #bdbdbd; max-width: 560px; line-height: 1.6; }
.cta-box .btn { background: #fff; color: #111; border-color: #fff; flex: 0 0 auto; }
.cta-actions { display: flex; flex-direction: column; align-items: flex-end; gap: 12px; }
.cta-contact { color: #d8d8d8; font-size: .92rem; }
.page-hero { padding: 72px 0 28px; }
.page-hero h1 { font-size: clamp(3rem, 7vw, 5.2rem); margin-bottom: 16px; }
.page-hero p { color: var(--muted); max-width: 620px; line-height: 1.6; }
.category-strip { display: flex; gap: 10px; overflow-x: auto; padding-bottom: 4px; scrollbar-width: none; }
.category-strip::-webkit-scrollbar { display: none; }
.chip { white-space: nowrap; border: 1px solid var(--line); background: var(--surface); padding: 11px 15px; border-radius: 999px; cursor: pointer; color: #4e4e4e; }
.chip.active, .chip:hover { background: var(--text); color: #fff; border-color: var(--text); }
.catalog-toolbar { display: grid; grid-template-columns: 1fr auto; gap: 16px; margin: 16px 0 30px; align-items: center; }
.search input { width: 100%; min-height: 50px; border: 1px solid var(--line); background: var(--surface); border-radius: 999px; padding: 0 18px; outline: none; }
.search input:focus { border-color: #aaa; }
.catalog-count { color: var(--muted); font-size: .9rem; white-space: nowrap; }
.product-detail { padding: 64px 0 86px; }
.product-detail-grid { display: grid; grid-template-columns: 1.08fr .92fr; gap: 72px; align-items: center; }
.product-detail-media { border-radius: 32px; overflow: hidden; border: 1px solid var(--line); background: #efefe9; }
.product-detail-media img { width: 100%; aspect-ratio: 1.08; object-fit: cover; }
.breadcrumb { color: var(--muted); font-size: .86rem; margin-bottom: 18px; }
.product-detail h1 { font-size: clamp(2.8rem, 6vw, 5.2rem); margin: 0 0 18px; }
.product-detail .lead { color: var(--muted); line-height: 1.7; font-size: 1.08rem; max-width: 520px; margin-bottom: 28px; }
.product-detail .note { color: var(--muted); font-size: .88rem; line-height: 1.6; margin-top: 16px; max-width: 490px; }
.empty { grid-column: 1/-1; padding: 54px; text-align: center; border: 1px dashed #ccc; border-radius: var(--radius); color: var(--muted); }
.site-footer { border-top: 1px solid var(--line); padding: 34px 0; margin-top: 40px; color: var(--muted); font-size: .9rem; }
.footer-inner { display: flex; justify-content: space-between; align-items: center; gap: 20px; flex-wrap: wrap; }
.footer-brand { display: inline-flex; align-items: center; gap: 12px; }
.footer-logo { width: 100px; height: 100px; border-radius: 12px; background: #f7f7f5; padding: 3px; }
.footer-note { color: var(--muted); font-size: .82rem; margin-top: 4px; }
@media (max-width: 900px) {
  .nav { display: none; }
  .hero { padding-top: 58px; }
  .hero-grid, .product-detail-grid { grid-template-columns: 1fr; gap: 34px; }
  .hero-card { min-height: 380px; }
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .steps-grid { grid-template-columns: 1fr; }
  .cta-box { align-items: flex-start; flex-direction: column; }
  .cta-actions { align-items: flex-start; }
}
@media (max-width: 560px) {
  .container { width: min(calc(100% - 22px), var(--container)); }
  .header-inner { min-height: 66px; }
  .brand-logo { width: 72px; height: 72px; border-radius: 12px; }
  .footer-logo { width: 72px; height: 72px; }
  .brand-subtitle { display: none; }
  .brand-title { font-size: .92rem; }
  h1 { font-size: clamp(2.8rem, 16vw, 4.4rem); }
  .hero { padding: 42px 0 32px; }
  .hero-card { min-height: 290px; }
  .hero-logo { width: min(78%, 260px); }
  .section { padding: 42px 0; }
  .section-head { align-items: flex-start; flex-direction: column; }
  .product-grid { gap: 10px; }
  .product-media { border-radius: 16px; }
  .product-meta { padding-top: 10px; }
  .product-name { font-size: .93rem; }
  .product-category { font-size: .78rem; }
  .catalog-toolbar { grid-template-columns: 1fr; }
  .product-detail { padding-top: 32px; }
  .product-detail-grid { gap: 28px; }
  .product-detail-media { border-radius: 20px; }
}