:root {
  --primary: #4CB8D6;
  --primary-dark: #3BA5C2;
  --primary-light: #E6F5F9;
  --accent: #00A651;
  --dark: #1A1D23;
  --dark-soft: #2D3139;
  --text: #3A3F47;
  --text-light: #6B7280;
  --text-muted: #9CA3AF;
  --border: #E5E7EB;
  --bg: #FFFFFF;
  --bg-alt: #F7F8FA;
  --bg-card: #FFFFFF;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 30px rgba(0,0,0,0.1);
  --shadow-hover: 0 12px 40px rgba(0,0,0,0.12);
  --radius-sm: 50px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 20px;
  --container: 1380px;
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --font-body: 'DM Sans', sans-serif;
  --font-heading: 'Plus Jakarta Sans', sans-serif;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; overflow-x: clip; max-width: 100%; }
body {
  font-family: var(--font-body);
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
  max-width: 100%;
  min-width: 320px;
}
a { text-decoration: none; color: inherit; transition: color var(--transition); }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
.container {
  width: 100%;
  max-width: min(var(--container), 100%);
  margin: 0 auto;
  padding: 0 28px;
}

/* HEADER */
.site-sticky-top {
  position: sticky;
  top: 0;
  z-index: 1100;
  background: var(--bg);
  isolation: isolate;
}
.site-header { background: var(--bg); border-bottom: 1px solid var(--border); position: relative; z-index: 1; }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 20px; height: auto; min-height: 72px; padding: 8px 0; min-width: 0; max-width: 100%; }
.header-logo img { height: 97px; width: auto; max-width: 100%; object-fit: contain; }
.header-logo { display: flex; align-items: center; flex-shrink: 0; }
.header-catalog-btn { display: flex; align-items: center; gap: 10px; background: var(--primary); color: #fff; padding: 12px 24px; border-radius: var(--radius-sm); font-weight: 600; font-size: 16px; transition: background var(--transition); flex-shrink: 0; }
.header-catalog-btn:hover { background: var(--primary-dark); }
.header-catalog-btn svg { width: 20px; height: 20px; }
.header-catalog-btn[aria-expanded="true"] { background: var(--primary-dark); }

/* Catalog drawer (штора слева) */
.catalog-drawer { position: fixed; inset: 0; z-index: 1200; pointer-events: none; visibility: hidden; }
.catalog-drawer.is-open { pointer-events: auto; visibility: visible; }
.catalog-drawer__backdrop {
  position: absolute; inset: 0; background: rgba(26, 29, 35, 0.45);
  opacity: 0; transition: opacity var(--transition);
}
.catalog-drawer.is-open .catalog-drawer__backdrop { opacity: 1; }
.catalog-drawer__panel {
  position: absolute; top: 0; left: 0; bottom: 0; width: min(360px, 88vw);
  background: var(--bg); box-shadow: var(--shadow-lg);
  display: flex; flex-direction: column;
  transform: translateX(-100%); transition: transform 0.32s cubic-bezier(0.4, 0, 0.2, 1);
}
.catalog-drawer.is-open .catalog-drawer__panel { transform: translateX(0); }
.catalog-drawer__head {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 20px 20px 16px; border-bottom: 1px solid var(--border); flex-shrink: 0;
}
.catalog-drawer__title {
  font-family: var(--font-heading); font-size: 20px; font-weight: 700; color: var(--dark); margin: 0;
}
.catalog-drawer__close {
  display: flex; align-items: center; justify-content: center;
  width: 40px; height: 40px; border-radius: 10px; color: var(--text);
  transition: background var(--transition), color var(--transition);
}
.catalog-drawer__close:hover { background: var(--bg-alt); color: var(--dark); }
.catalog-drawer__nav { flex: 1; overflow-y: auto; overscroll-behavior: contain; padding: 8px 0 24px; }
.catalog-drawer__list { margin: 0; padding: 0; list-style: none; }
/* .catalog-drawer__item--group { border-bottom: 1px solid var(--border); } */
.catalog-drawer__link {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 16px 20px; font-size: 16px; font-weight: 600; color: var(--dark);
  transition: background var(--transition), color var(--transition);
}
.catalog-drawer__link:hover { background: var(--primary-light); color: var(--primary-dark); }
.catalog-drawer__link.is-active { color: var(--primary); background: var(--primary-light); }
.catalog-drawer__link--parent { width: 100%; text-align: left; border: 0; cursor: pointer; font-family: inherit; }
.catalog-drawer__link--parent .catalog-drawer__chev {
  flex-shrink: 0; color: var(--text-muted); opacity: 0.7;
  transition: transform var(--transition);
}
.catalog-drawer__item--group.is-open .catalog-drawer__chev { transform: rotate(180deg); }
.catalog-drawer__sublist {
  margin: 0; padding: 0; list-style: none; background: var(--bg-alt);
  max-height: 0; overflow: hidden; opacity: 0;
  transition: max-height 0.35s ease, opacity 0.25s ease, padding 0.25s ease;
}
.catalog-drawer__item--group.is-open .catalog-drawer__sublist {
  max-height: 480px; opacity: 1; padding: 0 0 8px;
}
.catalog-drawer__sublink {
  display: block; padding: 12px 20px 12px 28px; font-size: 15px; font-weight: 500;
  color: var(--text); border-left: 3px solid transparent;
  transition: background var(--transition), color var(--transition), border-color var(--transition);
}
.catalog-drawer__sublink:hover { background: #fff; color: var(--primary-dark); }
.catalog-drawer__sublink.is-active { color: var(--primary); border-left-color: var(--primary); background: #fff; font-weight: 600; }
.catalog-drawer__divider { height: 1px; margin: 8px 20px; background: var(--border); list-style: none; }
body.catalog-drawer-open { overflow: hidden; }
.header-search { flex: 1 1 180px; max-width: 386px; min-width: 0; position: relative; }
.header-search-icon { position: absolute; left: 16px; top: 50%; transform: translateY(-50%); width: 18px; height: 18px; color: var(--text-muted); pointer-events: none; }
.header-search input { width: 100%; padding: 12px 18px 12px 46px; border: 1.5px solid var(--border); border-radius: var(--radius-sm); font-size: 16px; font-family: var(--font-body); color: var(--text); outline: none; transition: border-color var(--transition); }
.header-search input:focus { border-color: var(--primary); }
.header-cta { display: flex; align-items: center; gap: 8px; color: #fff; font-size: 15px; font-weight: 500; transition: color var(--transition); white-space: nowrap; }
.header-cta svg { flex-shrink: 0; }
.header-phones { display: flex; flex-direction: column; gap: 2px; }
.header-phones a { font-size: 15px; font-weight: 600; color: var(--dark); transition: color var(--transition); white-space: nowrap; }
.header-phones a:hover { color: var(--primary); }
.header-lang { position: relative; flex-shrink: 0; }
.header-lang-btn { display: flex; align-items: center; gap: 4px; font-size: 15px; font-weight: 600; color: var(--text); padding: 8px 12px; border-radius: 8px; transition: background var(--transition); cursor: pointer; background: transparent; border: 0; }
.header-lang-btn:hover { background: var(--bg-alt); }
.header-lang-btn svg { width: 14px; height: 14px; transition: transform var(--transition); }
.header-lang.is-open .header-lang-btn svg { transform: rotate(180deg); }
.header-lang-menu { position: absolute; top: calc(100% + 6px); right: 0; min-width: 160px; margin: 0; padding: 6px; list-style: none; background: #fff; border: 1px solid var(--border); border-radius: 10px; box-shadow: var(--shadow-md); z-index: 1300; }
.header-lang.is-open { z-index: 1300; }
.header-lang-menu[hidden] { display: none !important; pointer-events: none; }
.header-lang-menu__item { display: flex; align-items: center; gap: 10px; padding: 8px 12px; border-radius: 6px; font-size: 14px; color: var(--text); text-decoration: none; transition: background var(--transition); }
.header-lang-menu__item:hover { background: var(--bg-alt); }
.header-lang-menu__item.is-active { background: var(--primary-light, #e6f5f9); color: var(--primary); font-weight: 600; }
.header-lang-menu__code { font-weight: 700; min-width: 28px; }
.header-lang-menu__label { color: var(--text-muted); font-weight: 500; }
.header-lang-menu__item.is-active .header-lang-menu__label { color: var(--primary); }
.header-cart { position: relative; flex-shrink: 0; }
.header-cart-btn { display: flex; align-items: center; justify-content: center; width: 46px; height: 46px; border-radius: var(--radius-sm); border: 1.5px solid var(--border); color: var(--text); transition: border-color var(--transition), color var(--transition); }
.header-cart-btn:hover { border-color: var(--primary); color: var(--primary); }
.header-cart-btn svg { width: 20px; height: 20px; }
.cart-badge { position: absolute; top: -4px; right: -4px; background: var(--primary); color: #fff; font-size: 11px; font-weight: 700; width: 18px; height: 18px; border-radius: 50%; display: flex; align-items: center; justify-content: center; }
.mobile-menu-toggle { display: none; flex-direction: column; gap: 5px; padding: 8px; }
.mobile-menu-toggle span { display: block; width: 24px; height: 2px; background: var(--dark); border-radius: 2px; }

/* CATEGORY NAV */
.category-nav { background: var(--bg);}
.category-nav-inner { display: flex; align-items: center; gap: 4px; overflow-x: auto; padding: 0 4px; scrollbar-width: none; }
.category-nav-inner::-webkit-scrollbar { display: none; }
.category-nav-item { display: flex; align-items: center; padding: 14px 18px; font-size: 15px; font-weight: 500;; white-space: nowrap; border-bottom: 2px solid transparent; transition: color var(--transition), border-color var(--transition); }
/* .category-nav-item:hover { color: var(--dark); } */
.category-nav-item.active { color: #fff; border-bottom-color: var(--primary); font-weight: 600; }

/* BREADCRUMB */
.breadcrumb { padding: 16px 0; }
.breadcrumb-inner { display: flex; align-items: center; gap: 8px; font-size: 14px; color: var(--text-muted); }
.breadcrumb-inner a { color: var(--text-muted); transition: color var(--transition); }
.breadcrumb-inner a:hover { color: var(--primary); }
.breadcrumb-inner svg { width: 14px; height: 14px; flex-shrink: 0; }
.breadcrumb-inner span { color: var(--text); font-weight: 500; }

/* FOOTER */
.site-footer { background: var(--dark); color: rgba(255,255,255,0.7); padding: 64px 0 0; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 46px; padding-bottom: 46px; }
.footer-about__logo { height: 42px; margin-bottom: 18px; filter: brightness(0) invert(1); }
.footer-about__text { font-size: 16px; line-height: 1.7; margin-bottom: 22px; color: rgba(255,255,255,0.55); }
.footer-about__text p { margin: 0 0 0.65em; }
.footer-about__text p:last-child { margin-bottom: 0; }
.footer-about__text a { color: rgba(255,255,255,0.8); }
.footer-about__text a:hover { color: #fff; }
.footer-about__contacts p { font-size: 16px; margin-bottom: 6px; }
.footer-about__contacts a { color: rgba(255,255,255,0.8); transition: color var(--transition); }
.footer-about__contacts a:hover { color: #fff; }
.footer-column__title { font-family: var(--font-heading); font-size: 17px; font-weight: 700; color: #fff; margin-bottom: 22px; }
.footer-column ul li { margin-bottom: 10px; }
.footer-column ul a { font-size: 16px; color: rgba(255,255,255,0.55); transition: color var(--transition); }
.footer-column ul a:hover { color: #fff; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding: 24px 0; display: flex; align-items: center; justify-content: space-between; font-size: 15px; color: rgba(255,255,255,0.35); }
.footer-bottom a { color: rgba(255,255,255,0.5); }
.footer-bottom a:hover { color: rgba(255,255,255,0.8); }

/* ANIMATIONS */
@keyframes fadeUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
.animate-in { animation: fadeUp 0.6s ease forwards; }
.delay-1 { animation-delay: 0.1s; opacity: 0; }
.delay-2 { animation-delay: 0.2s; opacity: 0; }
.delay-3 { animation-delay: 0.3s; opacity: 0; }

/* RESPONSIVE */
@media (max-width: 1024px) {
  .header-cta { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}
@media (max-width: 767px) {
  .mobile-menu-toggle { display: none !important; }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
}