:root{
  --bg:#ffffff;
  --line:#ececf2;
  --text:#66728d;
  --title:#4b5876;
  --pink:#fde9f2;
  --pink-strong:#e38db2;
  --lilac:#f0ecff;
  --blue:#ecf7ff;
  --blue-strong:#7cb8da;
  --beige:#fbf8f1;
  --green:#25d366;
  --shadow:0 18px 40px rgba(108,122,152,.12);
  --radius:28px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Arial, Helvetica, sans-serif;
  background:linear-gradient(180deg,#fdfcff 0%,#ffffff 32%,#fffdfd 100%);
  color:var(--text);
}
img{display:block;max-width:100%}
button{font-family:inherit}
a{text-decoration:none;color:inherit}
.site-header{
  position:sticky;top:0;z-index:40;
  background:rgba(255,255,255,.95);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.header-top{
  display:flex;justify-content:center;align-items:center;
  padding:18px 4% 10px;
}
.brand img{width:170px;height:auto}
.main-nav{
  display:flex;justify-content:center;align-items:center;gap:12px;flex-wrap:wrap;
  padding:0 4% 16px;
}
.nav-btn{
  border:1px solid var(--line);
  background:linear-gradient(180deg,#fff,#fdf7fb);
  color:#7b86a1;
  border-radius:999px;
  padding:12px 18px;
  font-weight:700;
  cursor:pointer;
  transition:.2s ease;
}
.nav-btn:hover,.nav-btn.active{
  background:linear-gradient(180deg,#fff,#f9eef5);
  color:var(--title);
  border-color:#f3d7e4;
  box-shadow:0 8px 18px rgba(227,141,178,.12);
}
.mobile-nav-wrap{display:none}
.mobile-menu-btn{
  border:1px solid var(--line);background:#fff;border-radius:14px;padding:10px 14px;font-size:20px;cursor:pointer;
}
.site-main{width:min(1320px,94%);margin:24px auto 44px}
.tab-panel{display:none}
.tab-panel.active{display:block}
.hero-banner{
  background:var(--beige);
  border:1px solid var(--line);
  border-radius:34px;
  overflow:hidden;
  box-shadow:var(--shadow);
}
.hero-main-image{
  width:100%;height:min(64vw,520px);object-fit:cover;
}
.hero-overlay{
  position:relative;margin-top:-86px;padding:0 28px 0;display:flex;justify-content:flex-end;
}
.hero-brand-box{
  display:flex;align-items:center;gap:14px;
  background:rgba(255,255,255,.95);border:1px solid var(--line);
  border-radius:22px;padding:14px 18px;box-shadow:var(--shadow);
}
.hero-brand-box img{width:110px;height:auto}
.hero-brand-box span{font-weight:700;color:var(--title)}
.hero-thumbs{
  display:grid;grid-template-columns:repeat(4,1fr);gap:18px;padding:22px 28px 28px;
}
.thumb-card,.product-card,.category-card,.info-card,.contact-box,.category-window,.panel-box{
  background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);
}
.thumb-card{border-radius:22px;overflow:hidden}
.thumb-card img{width:100%;aspect-ratio:1/1;object-fit:cover}
.thumb-card span{display:block;padding:12px;text-align:center;font-weight:700;color:#78849f}
.panel-box{
  border-radius:32px;padding:26px 26px 30px;
}
.small-box{max-width:1100px;margin:auto}
.section-title{text-align:center;max-width:820px;margin:0 auto 24px}
.section-title.compact{margin:0 auto 10px}
.chip{
  display:inline-flex;padding:10px 16px;border-radius:999px;border:1px solid #f1dae6;
  background:linear-gradient(180deg,#fff,#fdf1f7);color:var(--pink-strong);font-weight:700;
}
.section-title h2{margin:18px 0 10px;font-size:clamp(2rem,4vw,3.4rem);line-height:1.04;color:var(--title)}
.section-title p{margin:0;font-size:1.05rem;line-height:1.7}
.products-grid{display:grid;grid-template-columns:1.1fr .9fr .9fr;gap:18px}
.product-card{border-radius:24px;overflow:hidden}
.product-card.large{grid-row:span 1}
.product-card img{width:100%;aspect-ratio:1/1;object-fit:cover}
.card-info{padding:18px}
.card-info h3{margin:0 0 8px;color:var(--title);font-size:1.35rem}
.card-info p{margin:0;line-height:1.65}
.catalog-categories{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;margin-bottom:22px}
.category-card{
  border-radius:24px;overflow:hidden;padding:0;text-align:left;cursor:pointer;
}
.category-card img{width:100%;aspect-ratio:1/1;object-fit:cover}
.category-card strong,.category-card span{display:block;padding:0 14px}
.category-card strong{padding-top:14px;color:var(--title);font-size:1rem}
.category-card span{padding-bottom:16px;color:#8792ab;font-size:.92rem;line-height:1.4}
.category-card.active{outline:3px solid #f1d1e1}
.category-window{display:none;border-radius:26px;padding:22px 22px 24px;background:linear-gradient(180deg,#fff,#fffafc)}
.category-window.active{display:block}
.window-head h3{margin:0 0 8px;color:var(--title);font-size:1.7rem}
.window-head p{margin:0 0 18px;line-height:1.6}
.model-list{display:flex;flex-wrap:wrap;gap:12px}
.model-list span{
  background:linear-gradient(180deg,#fff,#f8f5ff);border:1px solid var(--line);
  color:#707c99;padding:12px 15px;border-radius:999px;font-weight:700;
}
.info-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.info-card{border-radius:24px;padding:22px}
.info-card h3{margin:0 0 10px;color:var(--title)}
.info-card p{margin:0;line-height:1.7}
.contact-box{text-align:center;border-radius:32px;padding:30px 24px}
.contact-box img{width:160px;margin:0 auto 10px}
.whatsapp-main,.floating-wa{
  display:inline-flex;align-items:center;justify-content:center;background:var(--green);color:#fff;font-weight:700;
  border-radius:999px;box-shadow:0 14px 30px rgba(37,211,102,.22)
}
.whatsapp-main{padding:16px 28px;min-height:54px;margin-top:12px}
.floating-wa{position:fixed;right:18px;bottom:18px;z-index:50;padding:15px 22px}
@media (max-width:1100px){
  .catalog-categories{grid-template-columns:repeat(3,1fr)}
  .products-grid{grid-template-columns:1fr 1fr}
  .hero-thumbs{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:780px){
  .desktop-nav{display:none}
  .mobile-nav-wrap{display:block;padding:0 4% 14px}
  .mobile-nav{display:none;flex-direction:column;padding-top:12px}
  .mobile-nav.open{display:flex}
  .site-main{width:min(96%,96%)}
  .hero-overlay{margin-top:0;padding:18px}
  .hero-brand-box{width:100%;justify-content:center;flex-direction:column;text-align:center}
  .hero-thumbs,.products-grid,.catalog-categories,.info-grid{grid-template-columns:1fr}
  .floating-wa{left:16px;right:16px;text-align:center}
  .hero-main-image{height:340px}
}