/*! aisite:v1:sh */
/* ==========================================================================
   Apple-inspired design system — Water Treatment Machinery
   Light/dark section rhythm, single blue accent, glass navigation.
   ========================================================================== */

:root {
  --c-black: #000000;
  --c-near-black: #1d1d1f;
  --c-dark-surface: #161617;
  --c-gray: #f5f5f7;
  --c-white: #ffffff;
  --c-blue: #0071e3;
  --c-blue-hover: #0077ed;
  --c-link: #0066cc;
  --c-link-dark: #2997ff;
  --c-text: rgba(0, 0, 0, 0.8);
  --c-text-secondary: #6e6e73;
  --c-text-dark: rgba(255, 255, 255, 0.92);
  --c-text-dark-secondary: rgba(255, 255, 255, 0.56);
  --c-border: rgba(0, 0, 0, 0.08);
  --c-border-dark: rgba(255, 255, 255, 0.14);
  --shadow-card: 3px 5px 30px 0 rgba(0, 0, 0, 0.10);
  --header-h: 52px;
  --radius-tile: 18px;
  --radius-card: 12px;
  --font-display: "SF Pro Display", -apple-system, BlinkMacSystemFont, "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-text: "SF Pro Text", -apple-system, BlinkMacSystemFont, "Helvetica Neue", Helvetica, Arial, sans-serif;
}

/* ?? Global fallbacks (mandatory) ??????????????????????????????? */
[hidden] { display: none !important; }

/* ?? Reset & base ??????????????????????????????????????????????? */
*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  padding-top: var(--header-h);
  font-family: var(--font-text);
  font-size: 17px;
  line-height: 1.47;
  letter-spacing: -0.374px;
  color: var(--c-text);
  background: var(--c-white);
}

img { max-width: 100%; height: auto; border: 0; }
video, iframe { max-width: 100%; }

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  color: var(--c-near-black);
  margin: 0 0 14px;
  line-height: 1.12;
  letter-spacing: -0.28px;
  font-weight: 600;
}

p { margin: 0 0 14px; }

a { color: var(--c-link); text-decoration: none; }
a:hover { text-decoration: none; }

ul, ol { margin: 0; padding: 0; }

button { font-family: inherit; cursor: pointer; }

:focus-visible { outline: 2px solid var(--c-blue); outline-offset: 2px; }

.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  margin: -1px; padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.container {
  max-width: 1560px;
  margin: 0 auto;
  padding: 0 32px;
}

.container--narrow { max-width: 980px; }

/* ?? Buttons ???????????????????????????????????????????????????? */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 22px;
  min-height: 44px;
  border-radius: 980px;
  border: 1px solid transparent;
  font-family: var(--font-text);
  font-size: 15px;
  font-weight: 400;
  letter-spacing: -0.224px;
  line-height: 1.2;
  text-decoration: none;
  transition: background-color .2s ease, color .2s ease, border-color .2s ease, opacity .2s ease;
}

.btn--primary { background: var(--c-blue); border-color: var(--c-blue); color: #fff; }
.btn--primary:hover { background: var(--c-blue-hover); border-color: var(--c-blue-hover); color: #fff; }

.btn--outline { background: transparent; border-color: var(--c-blue); color: var(--c-blue); }
.btn--outline:hover { background: var(--c-blue); color: #fff; }

.btn--outline-light { background: transparent; border-color: rgba(255,255,255,.7); color: #fff; }
.btn--outline-light:hover { background: #fff; color: var(--c-near-black); }

.btn--lg { padding: 13px 30px; font-size: 17px; min-height: 50px; }
.btn--sm { padding: 7px 16px; font-size: 13px; min-height: 36px; }
.btn--full { width: 100%; }

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  color: var(--c-link);
  font-size: 15px;
  letter-spacing: -0.224px;
}
.link-arrow:hover { text-decoration: underline; }
.section--dark .link-arrow,
.cta-band .link-arrow { color: var(--c-link-dark); }

/* ?? Section scaffolding ???????????????????????????????????????? */
.section { padding: 84px 0; }
.section--white { background: var(--c-white); }
.section--light { background: var(--c-gray); }
.section--dark { background: var(--c-black); }
.section--dark .section-title,
.section--dark .section-kicker,
.section--dark h2,
.section--dark h3 { color: #fff; }
.section--dark p { color: var(--c-text-dark-secondary); }

.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 40px;
}
.section-head--center { justify-content: center; text-align: center; }
.section-head--gap { margin-top: 84px; }

.section-kicker {
  display: block;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 1.4px;
  text-transform: uppercase;
  color: var(--c-text-secondary);
  margin-bottom: 10px;
}

.section-title {
  font-size: 40px;
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -0.28px;
  margin: 0;
}

.section-sub { color: var(--c-text-secondary); margin: 10px 0 26px; }
.section-more { text-align: center; margin-top: 40px; }

/* ?? Page band (inner pages head) ??????????????????????????????? */
.page-band {
  background: var(--c-gray);
  padding: 40px 0 34px;
}
.page-title {
  font-size: 40px;
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -0.28px;
  margin: 10px 0 0;
  color: var(--c-near-black);
  word-break: break-word;
}
.page-intro {
  margin-top: 14px;
  max-width: 860px;
  color: var(--c-text-secondary);
  font-size: 16px;
}

/* ?? Breadcrumb ????????????????????????????????????????????????? */
.breadcrumb { margin: 0 0 12px; }
.breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
  font-size: 13px;
  letter-spacing: -0.08px;
}
.breadcrumb__item { display: inline-flex; align-items: center; gap: 8px; color: var(--c-text-secondary); }
.breadcrumb__item + .breadcrumb__item::before {
  content: "\203A";
  font-size: 13px;
  color: rgba(0, 0, 0, 0.32);
}
.breadcrumb__link { color: var(--c-text-secondary); }
.breadcrumb__link:hover { color: var(--c-link); text-decoration: underline; }
.breadcrumb__current { color: rgba(0, 0, 0, 0.44); }

/* ?? Header (glass navigation) ?????????????????????????????????? */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 900;
  height: var(--header-h);
  background: rgba(0, 0, 0, 0.8);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.site-header__inner {
  max-width: 1560px;
  height: 100%;
  margin: 0 auto;
  padding: 0 32px;
  display: flex;
  align-items: center;
  gap: 28px;
}

.site-header__logo {
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
  color: #fff;
}
.site-header__logo img { max-height: 34px; width: auto; display: block; }
.site-header__logo-text {
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 600;
  letter-spacing: -0.2px;
  color: #fff;
  white-space: nowrap;
}

.site-header__nav { flex: 1 1 auto; min-width: 0; display: flex; justify-content: center; }

.site-header__tools {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
}

.tool-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border: 0;
  border-radius: 50%;
  background: transparent;
  color: rgba(255, 255, 255, 0.92);
  transition: background-color .2s ease, color .2s ease;
}
.tool-btn:hover { background: rgba(255, 255, 255, 0.12); }
.tool-btn svg { width: 17px; height: 17px; fill: currentColor; display: block; }

.header-inquiry { white-space: nowrap; }

/* Mobile menu toggle */
.mobile-menu-toggle { display: none; }
.mobile-menu-toggle__bar {
  display: block;
  width: 17px;
  height: 1.4px;
  background: #fff;
  margin: 2.4px 0;
  border-radius: 2px;
  transition: transform .25s ease, opacity .25s ease;
}
.mobile-menu-toggle.is-open .mobile-menu-toggle__bar:first-child { transform: translateY(3.8px) rotate(45deg); }
.mobile-menu-toggle.is-open .mobile-menu-toggle__bar:last-child { transform: translateY(-3.8px) rotate(-45deg); }

/* ?? Main navigation ???????????????????????????????????????????? */
.main-nav { display: flex; }
.main-nav__list {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.main-nav__item { position: relative; }

.main-nav__link {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 8px 12px;
  font-size: 13px;
  font-weight: 400;
  letter-spacing: -0.08px;
  color: rgba(255, 255, 255, 0.88);
  white-space: nowrap;
  transition: color .2s ease;
}
.main-nav__link:hover { color: #fff; }

.main-nav__caret {
  width: 0; height: 0;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 4px solid currentColor;
  opacity: .7;
  transition: transform .2s ease;
}

.main-nav__dropdown {
  position: absolute;
  top: calc(100% + 14px);
  left: 50%;
  transform: translateX(-50%) translateY(6px);
  min-width: 240px;
  max-height: 70vh;
  overflow-y: auto;
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  background: rgba(22, 22, 23, 0.98);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-card);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.4);
  opacity: 0;
  visibility: hidden;
  transition: opacity .2s ease, transform .2s ease, visibility .2s;
  z-index: 910;
}

.main-nav__item--has-children:hover .main-nav__dropdown,
.main-nav__item--has-children:focus-within .main-nav__dropdown,
.main-nav__item--has-children.is-open .main-nav__dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}
.main-nav__item--has-children:hover .main-nav__caret { transform: rotate(180deg); }

.main-nav__dropdown-item { position: relative; }
.main-nav__dropdown-item > a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 9px 12px;
  border-radius: 8px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.85);
  transition: background-color .15s ease, color .15s ease;
}
.main-nav__dropdown-item > a:hover { background: rgba(255, 255, 255, 0.08); color: #fff; }
.main-nav__dropdown-item.has-sub > a::after {
  content: "\203A";
  font-size: 14px;
  opacity: .6;
}

.main-nav__submenu {
  position: absolute;
  top: -14px;
  left: calc(100% + 8px);
  min-width: 220px;
  max-height: 70vh;
  overflow-y: auto;
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  background: rgba(22, 22, 23, 0.98);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-card);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.4);
  opacity: 0;
  visibility: hidden;
  transition: opacity .2s ease, visibility .2s;
}
.main-nav__dropdown-item.has-sub:hover .main-nav__submenu,
.main-nav__dropdown-item.has-sub:focus-within .main-nav__submenu { opacity: 1; visibility: visible; }
.main-nav__submenu a {
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.78);
}
.main-nav__submenu a:hover { background: rgba(255, 255, 255, 0.08); color: #fff; }

/* ?? Product search box (expandable) ???????????????????????????? */
.product-search-box {
  position: absolute;
  top: var(--header-h);
  left: 0; right: 0;
  background: rgba(22, 22, 23, 0.98);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding: 18px 32px;
  display: none;
  z-index: 890;
}
.product-search-box.is-open { display: block; }
.product-search-form {
  display: flex;
  gap: 10px;
  max-width: 720px;
  margin: 0 auto;
}
.product-search-input {
  flex: 1 1 auto;
  min-width: 0;
  height: 44px;
  padding: 0 16px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 980px;
  background: rgba(255, 255, 255, 0.06);
  color: #fff;
  font: inherit;
  font-size: 15px;
}
.product-search-input::placeholder { color: rgba(255, 255, 255, 0.4); }
.product-search-input:focus { outline: none; border-color: var(--c-blue); }

/* Inline search forms on listing pages (light context) */
.products-search-form .product-search-input,
.products-toolbar .product-search-input {
  background: var(--c-white);
  border-color: var(--c-border);
  color: var(--c-near-black);
}
.products-search-form .product-search-input::placeholder { color: rgba(0, 0, 0, 0.35); }

/* ?? Language switch ???????????????????????????????????????????? */
.lang-switch { position: relative; }
.lang-switch-list {
  position: absolute;
  top: calc(100% + 12px);
  right: 0;
  min-width: 180px;
  max-height: 60vh;
  overflow-y: auto;
  padding: 10px;
  background: rgba(22, 22, 23, 0.98);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-card);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.4);
  display: none;
  z-index: 920;
}
.lang-switch-list.is-open { display: block; }
.lang-switch-item a {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.85);
}
.lang-switch-item a:hover { background: rgba(255, 255, 255, 0.08); color: #fff; }

/* ?? Hero ??????????????????????????????????????????????????????? */
.home-hero { background: var(--c-black); }
.hero__slider { position: relative; overflow: hidden; }

.hero__slide {
  position: relative;
  display: none;
  min-height: 620px;
  align-items: center;
  justify-content: center;
  background: var(--c-black);
}
.hero__slide.active { display: flex; }

.hero__bg {
  position: absolute;
  inset: 0;
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  background-color: var(--c-black);
}
.hero__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.55) 0%, rgba(0, 0, 0, 0.25) 45%, rgba(0, 0, 0, 0.6) 100%);
}
.hero__video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero__content {
  position: relative;
  z-index: 2;
  width: 100%;
  padding: 96px 0;
}
.hero__inner {
  max-width: 1560px;
  margin: 0 auto;
  padding: 0 32px;
  text-align: center;
}
.hero__title {
  font-size: 56px;
  font-weight: 600;
  line-height: 1.07;
  letter-spacing: -0.28px;
  color: #fff;
  margin: 0 0 18px;
  word-break: break-word;
}
.hero__subtitle {
  font-size: 21px;
  font-weight: 400;
  line-height: 1.4;
  letter-spacing: 0.011px;
  color: rgba(255, 255, 255, 0.86);
  max-width: 820px;
  margin: 0 auto 30px;
}
.hero__actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

.hero__slider-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 5;
  width: 44px;
  height: 44px;
  border: 0;
  border-radius: 50%;
  background: rgba(210, 210, 215, 0.32);
  color: rgba(255, 255, 255, 0.92);
  font-size: 22px;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color .2s ease;
}
.hero__slider-nav:hover { background: rgba(210, 210, 215, 0.5); }
.hero__slider-nav--prev { left: 22px; }
.hero__slider-nav--next { right: 22px; }

.hero__slider-dots {
  position: absolute;
  bottom: 22px;
  left: 0; right: 0;
  z-index: 5;
  display: flex;
  justify-content: center;
  gap: 9px;
}
.hero__dot {
  width: 8px;
  height: 8px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.36);
  transition: background-color .2s ease, transform .2s ease;
}
.hero__dot.active { background: #fff; transform: scale(1.15); }

/* ?? Home category tiles ???????????????????????????????????????? */
.home-cat-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.home-cat-tile {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 30px 28px;
  background: var(--c-gray);
  border-radius: var(--radius-tile);
  color: var(--c-near-black);
  transition: transform .25s ease, box-shadow .25s ease;
}
.home-cat-tile:hover { transform: translateY(-4px); box-shadow: var(--shadow-card); }
.home-cat-tile__index {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 600;
  color: var(--c-text-secondary);
  letter-spacing: 1px;
}
.home-cat-tile__title {
  font-size: 21px;
  font-weight: 600;
  line-height: 1.24;
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.home-cat-tile__link {
  margin-top: auto;
  padding-top: 8px;
  font-size: 14px;
  color: var(--c-link);
  display: inline-flex;
  gap: 4px;
  align-items: center;
}

/* ?? Product grid & card ???????????????????????????????????????? */
.product-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.product-card {
  display: flex;
  flex-direction: column;
  background: var(--c-gray);
  border-radius: var(--radius-tile);
  overflow: hidden;
  transition: transform .25s ease, box-shadow .25s ease;
}
.section--light .product-card,
.home-products .product-card { background: var(--c-white); box-shadow: 0 1px 2px rgba(0,0,0,.04); }
.section--light .product-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-card); }

.product-card__img-wrap {
  position: relative;
  display: block;
  aspect-ratio: 1 / 1;
  background: #fff;
  overflow: hidden;
}
.product-card__img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
  transition: transform .35s ease;
}
.product-card:hover .product-card__img { transform: scale(1.03); }
.product-card__img-placeholder { display: block; width: 100%; height: 100%; background: #ececf0; }
.product-card__video-badge {
  position: absolute;
  right: 12px;
  bottom: 12px;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.62);
  color: #fff;
  font-size: 11px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.product-card__body {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 20px 22px 24px;
  flex: 1 1 auto;
}
.product-card__title {
  font-size: 17px;
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: -0.2px;
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: 2.6em;
}
.product-card__title a { color: var(--c-near-black); }
.product-card__title a:hover { color: var(--c-link); }
.product-card__meta {
  margin: 0;
  font-size: 13px;
  color: var(--c-text-secondary);
  letter-spacing: -0.08px;
}
.product-card__meta strong { color: var(--c-near-black); font-weight: 600; }
.product-card__actions {
  margin-top: auto;
  padding-top: 12px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}
.product-card__more {
  font-size: 13px;
  color: var(--c-link);
  display: inline-flex;
  align-items: center;
  gap: 3px;
}
.product-card__more:hover { text-decoration: underline; }

/* ?? Home custom blocks ????????????????????????????????????????? */
.home-block-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.home-block-grid--wide { grid-template-columns: repeat(2, 1fr); max-width: 1180px; margin: 0 auto; }

.home-block-item {
  display: flex;
  flex-direction: column;
  background: var(--c-white);
  border-radius: var(--radius-tile);
  overflow: hidden;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
  transition: transform .25s ease, box-shadow .25s ease;
}
.section--white .home-block-item { background: var(--c-gray); box-shadow: none; }
.home-block-item:hover { transform: translateY(-4px); box-shadow: var(--shadow-card); }

.home-block-media { background: #fff; }
.home-block-media img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; display: block; }
.home-block-media video { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; display: block; background: #000; }

.home-block-body { padding: 22px 24px 26px; display: flex; flex-direction: column; gap: 8px; }
.home-block-title {
  font-size: 21px;
  font-weight: 600;
  line-height: 1.24;
  letter-spacing: 0.011px;
  margin: 0;
}
.home-block-desc {
  margin: 0;
  font-size: 14px;
  line-height: 1.5;
  color: var(--c-text-secondary);
  display: -webkit-box;
  -webkit-line-clamp: 5;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ?? Home about ????????????????????????????????????????????????? */
.home-about-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
  gap: 64px;
  align-items: center;
}
.home-about-layout--light { align-items: flex-start; }
.home-about-copy { color: var(--c-text-dark-secondary); font-size: 17px; line-height: 1.6; margin-bottom: 34px; word-break: break-word; }
.home-about-layout--light .home-about-copy { color: var(--c-text); }
.home-about-media img {
  width: 100%;
  border-radius: var(--radius-tile);
  display: block;
  object-fit: cover;
}

.home-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  margin: 0 0 36px;
}
.home-stat { padding: 18px 16px; border-radius: var(--radius-card); background: rgba(255, 255, 255, 0.06); }
.home-about-layout--light .home-stat { background: var(--c-gray); }
.home-stat__value {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 600;
  letter-spacing: -0.2px;
  color: #fff;
  margin-bottom: 4px;
  word-break: break-word;
}
.home-about-layout--light .home-stat__value { color: var(--c-near-black); }
.home-stat__label { font-size: 12.5px; color: var(--c-text-dark-secondary); letter-spacing: 0; }
.home-about-layout--light .home-stat__label { color: var(--c-text-secondary); }

/* ?? Certificates ??????????????????????????????????????????????? */
.cert-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.cert-strip__item {
  margin: 0;
  background: var(--c-white);
  border-radius: var(--radius-card);
  padding: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}
.cert-strip__item img { max-height: 180px; width: auto; object-fit: contain; display: block; }
.cert-strip__item video { width: 100%; border-radius: 8px; display: block; }

.cert-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.cert-item {
  margin: 0;
  background: var(--c-gray);
  border-radius: var(--radius-card);
  padding: 18px;
  text-align: center;
}
.cert-item img { max-height: 220px; width: auto; object-fit: contain; display: block; margin: 0 auto; }
.cert-item__title { margin: 12px 0 0; font-size: 13.5px; color: var(--c-text-secondary); line-height: 1.4; }

/* ?? Factory ???????????????????????????????????????????????????? */
.factory-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.factory-item {
  margin: 0;
  border-radius: var(--radius-card);
  overflow: hidden;
  background: var(--c-gray);
}
.factory-item img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; display: block; }
.factory-item figcaption {
  padding: 12px 16px;
  font-size: 13.5px;
  color: var(--c-text-secondary);
  background: var(--c-white);
}
.factory-group { margin-bottom: 56px; }
.factory-group:last-child { margin-bottom: 0; }
.factory-group__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 24px;
}
.factory-group__title { font-size: 28px; margin: 0; }

.about-media {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-top: 44px;
}
.about-media img, .about-media video {
  width: 100%;
  border-radius: var(--radius-card);
  object-fit: cover;
  display: block;
}

/* ?? News ??????????????????????????????????????????????????????? */
.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.news-grid--list { grid-template-columns: repeat(3, 1fr); }

.news-card {
  background: var(--c-white);
  border-radius: var(--radius-tile);
  overflow: hidden;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
  transition: transform .25s ease, box-shadow .25s ease;
}
.section--white .news-card { background: var(--c-gray); box-shadow: none; }
.news-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-card); }
.news-card__link { display: flex; flex-direction: column; height: 100%; color: inherit; }
.news-card__img { display: block; overflow: hidden; }
.news-card__img img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; display: block; transition: transform .35s ease; }
.news-card:hover .news-card__img img { transform: scale(1.03); }
.news-card__body { display: flex; flex-direction: column; gap: 8px; padding: 22px 24px 26px; }
.news-card__date { font-size: 12.5px; color: var(--c-text-secondary); letter-spacing: 0.4px; }
.news-card__title {
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: -0.2px;
  color: var(--c-near-black);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-card__summary {
  font-size: 14px;
  line-height: 1.5;
  color: var(--c-text-secondary);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ?? CTA band ??????????????????????????????????????????????????? */
.cta-band { text-align: center; }
.cta-band__inner { display: flex; flex-direction: column; align-items: center; gap: 6px; }
.cta-band__title { font-size: 40px; color: #fff; margin: 0 0 8px; }
.cta-band__desc { color: var(--c-text-dark-secondary); font-size: 18px; margin: 0 0 26px; }

/* ?? Footer ????????????????????????????????????????????????????? */
.site-footer { background: var(--c-black); color: var(--c-text-dark-secondary); }

.site-footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-top: 72px;
  padding-bottom: 56px;
}

.site-footer__logo { display: inline-block; margin-bottom: 16px; }
.site-footer__logo img { max-height: 36px; width: auto; display: block; }
.site-footer__logo-text { color: #fff; font-family: var(--font-display); font-size: 18px; font-weight: 600; }
.site-footer__tagline { font-size: 14px; line-height: 1.55; color: var(--c-text-dark-secondary); max-width: 340px; margin: 0; }

.site-footer__heading {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.5);
  margin: 4px 0 18px;
}
.site-footer__link {
  display: block;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.82);
  padding: 5px 0;
  word-break: break-word;
}
.site-footer__link:hover { color: #fff; text-decoration: underline; }

.site-footer__social { display: flex; gap: 10px; margin-top: 16px; }
.site-footer__social a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.85);
  transition: background-color .2s ease;
}
.site-footer__social a:hover { background: var(--c-blue); color: #fff; }

.site-footer__bottom { border-top: 1px solid var(--c-border-dark); }
.site-footer__bottom-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
  padding-top: 20px;
  padding-bottom: 20px;
  font-size: 12.5px;
  color: rgba(255, 255, 255, 0.48);
}
.site-footer__bottom-links a { color: rgba(255, 255, 255, 0.6); }
.site-footer__bottom-links a:hover { color: #fff; }
.site-footer__dot { margin: 0 8px; opacity: .6; }

/* ?? Products listing layout ???????????????????????????????????? */
.products-layout {
  display: grid;
  grid-template-columns: 264px minmax(0, 1fr);
  gap: 44px;
  align-items: start;
}

.products-sidebar {
  position: sticky;
  top: calc(var(--header-h) + 24px);
  background: var(--c-gray);
  border-radius: var(--radius-card);
  padding: 24px 22px;
  max-height: calc(100vh - var(--header-h) - 48px);
  overflow-y: auto;
}
.products-sidebar__title {
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--c-near-black);
  margin: 0 0 14px;
}
.products-sidebar__list, .products-sidebar__sublist { list-style: none; margin: 0; padding: 0; }
.products-sidebar__item { border-bottom: 1px solid var(--c-border); }
.products-sidebar__item:last-child { border-bottom: 0; }
.products-sidebar__link {
  display: block;
  padding: 10px 4px;
  font-size: 14.5px;
  font-weight: 600;
  color: var(--c-near-black);
}
.products-sidebar__link:hover { color: var(--c-link); }
.products-sidebar__item--active > .products-sidebar__link { color: var(--c-blue); }
.products-sidebar__sublist { padding: 2px 0 8px 10px; }
.products-sidebar__sublink {
  display: block;
  padding: 6px 4px;
  font-size: 13.5px;
  color: var(--c-text-secondary);
}
.products-sidebar__sublink:hover { color: var(--c-link); }
.products-sidebar__subitem--active > .products-sidebar__sublink { color: var(--c-blue); }

.products-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
  margin-bottom: 28px;
}
.products-search-form { display: flex; gap: 10px; flex: 0 1 460px; }
.products-count { font-size: 13.5px; color: var(--c-text-secondary); }

/* ?? Category sub grid ?????????????????????????????????????????? */
.category-sub-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
}
.category-sub-card {
  background: var(--c-gray);
  border-radius: var(--radius-tile);
  padding: 26px 28px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.category-sub-card__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}
.category-sub-card__title { font-size: 21px; margin: 0; color: var(--c-near-black); }
.category-sub-card__link { color: inherit; }
.category-sub-card__link:hover .category-sub-card__title { color: var(--c-link); }
.category-sub-card__desc { margin: 0; font-size: 14px; color: var(--c-text-secondary); }
.category-sub-card__products { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 4px; }
.category-sub-product {
  display: block;
  width: 92px;
  height: 92px;
  border-radius: 10px;
  overflow: hidden;
  background: #fff;
}
.category-sub-product img { width: 100%; height: 100%; object-fit: contain; display: block; }

.category-desc { margin-top: 56px; }

/* ?? Filter tabs ???????????????????????????????????????????????? */
.filter-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 34px;
}
.filter-tab {
  padding: 9px 20px;
  border-radius: 980px;
  background: var(--c-gray);
  color: var(--c-near-black);
  font-size: 14px;
  letter-spacing: -0.1px;
  transition: background-color .2s ease, color .2s ease;
}
.filter-tab:hover { background: #e8e8ed; }
.filter-tab--active { background: var(--c-near-black); color: #fff; }
.filter-tab--active:hover { background: var(--c-black); }

/* ?? Pagination ????????????????????????????????????????????????? */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  flex-wrap: wrap;
  margin-top: 52px;
}
.pagination__status { font-size: 13px; color: var(--c-text-secondary); }
.pagination__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.pagination__item { list-style: none; }
.pagination__link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  height: 40px;
  padding: 0 12px;
  border-radius: 980px;
  background: var(--c-gray);
  color: var(--c-near-black);
  font-size: 14px;
  transition: background-color .2s ease, color .2s ease;
}
a.pagination__link:hover { background: #e8e8ed; }
.pagination__item--active .pagination__link { background: var(--c-blue); color: #fff; }

/* ?? Empty state ???????????????????????????????????????????????? */
.empty-state {
  text-align: center;
  padding: 80px 20px;
  background: var(--c-gray);
  border-radius: var(--radius-tile);
}
.empty-state__text { font-size: 17px; color: var(--c-text-secondary); margin-bottom: 22px; }

/* ?? Product detail ????????????????????????????????????????????? */
.product-detail-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 64px;
  align-items: start;
  margin-bottom: 64px;
}

.product-detail__main-img {
  background: var(--c-gray);
  border-radius: var(--radius-tile);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.product-detail__main-img img { width: 100%; aspect-ratio: 1 / 1; object-fit: contain; display: block; }
.product-detail__main-video { width: 100%; margin-top: 16px; border-radius: var(--radius-card); background: #000; }

.product-detail__thumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}
.gallery-thumb {
  position: relative;
  width: 76px;
  height: 76px;
  padding: 0;
  border: 2px solid transparent;
  border-radius: 10px;
  overflow: hidden;
  background: var(--c-gray);
  transition: border-color .2s ease;
}
.gallery-thumb img { width: 100%; height: 100%; object-fit: contain; display: block; }
.gallery-thumb:hover { border-color: rgba(0, 113, 227, 0.4); }
.gallery-thumb--active { border-color: var(--c-blue); }
.gallery-thumb__play {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 14px;
  background: rgba(0, 0, 0, 0.35);
}
.gallery-thumb__noimg { display: block; width: 100%; height: 100%; background: #2c2c2e; }

.product-detail__video { margin-top: 18px; }

.product-detail__title {
  font-size: 32px;
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.28px;
  margin: 0 0 18px;
  word-break: break-word;
}
.product-detail__model { font-size: 14px; color: var(--c-text-secondary); }
.product-detail__price {
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 600;
  color: var(--c-near-black);
  margin: 6px 0 18px;
}
.product-detail__price small { font-size: 14px; font-weight: 400; color: var(--c-text-secondary); }
.product-detail__moq { font-size: 15px; color: var(--c-text); margin: 0 0 18px; }

.product-detail__meta { border-top: 1px solid var(--c-border); margin-bottom: 26px; }
.product-detail__meta-row {
  display: grid;
  grid-template-columns: 170px minmax(0, 1fr);
  gap: 14px;
  padding: 11px 0;
  border-bottom: 1px solid var(--c-border);
  font-size: 14.5px;
}
.product-detail__meta-label { color: var(--c-text-secondary); }
.product-detail__meta-value { color: var(--c-near-black); word-break: break-word; }
.product-detail__actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 8px; }

/* Product parameters */
.product-params { margin-top: 48px; }
.product-params__title { font-size: 24px; margin: 0 0 18px; }
.product-params__table { width: 100%; border-collapse: collapse; background: var(--c-gray); border-radius: var(--radius-card); overflow: hidden; }
.product-params__row { border-bottom: 1px solid var(--c-border); }
.product-params__row:last-child { border-bottom: 0; }
.product-params__label {
  width: 260px;
  text-align: left;
  padding: 13px 20px;
  font-size: 14px;
  font-weight: 600;
  color: var(--c-text-secondary);
  vertical-align: top;
}
.product-params__value { padding: 13px 20px; font-size: 14.5px; color: var(--c-near-black); word-break: break-word; }
.product-params__images { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 16px; }
.product-params__images img { width: 120px; height: 120px; object-fit: contain; border-radius: 10px; background: var(--c-gray); }

/* ?? Video ?????????????????????????????????????????????????????? */
.video-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.video-card {
  background: var(--c-gray);
  border-radius: var(--radius-tile);
  overflow: hidden;
  transition: transform .25s ease, box-shadow .25s ease;
}
.video-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-card); }
.video-card__link { display: flex; flex-direction: column; color: inherit; }
.video-card__cover {
  position: relative;
  display: block;
  aspect-ratio: 16 / 9;
  background: #101012;
  overflow: hidden;
}
.video-card__cover img { width: 100%; height: 100%; object-fit: cover; display: block; opacity: .92; }
.video-card__cover-empty { display: block; width: 100%; height: 100%; }
.video-card__play {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.92);
  color: var(--c-near-black);
  font-size: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding-left: 3px;
  transition: transform .2s ease;
}
.video-card:hover .video-card__play { transform: translate(-50%, -50%) scale(1.06); }
.video-card__body { padding: 18px 22px 22px; }
.video-card__title {
  font-size: 16px;
  font-weight: 600;
  color: var(--c-near-black);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.video-player {
  position: relative;
  border-radius: var(--radius-card);
  overflow: hidden;
  background: #000;
  aspect-ratio: 16 / 9;
}
.video-player video, .video-player iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}
.video-detail__desc { margin-top: 26px; }
.video-detail-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 30px; }
.video-labels { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.video-label {
  padding: 5px 14px;
  border-radius: 980px;
  background: var(--c-gray);
  color: var(--c-text-secondary);
  font-size: 12.5px;
}

/* ?? Projects ??????????????????????????????????????????????????? */
.project-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.project-card {
  background: var(--c-gray);
  border-radius: var(--radius-tile);
  overflow: hidden;
  transition: transform .25s ease, box-shadow .25s ease;
}
.project-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-card); }
.project-card__link { display: flex; flex-direction: column; color: inherit; height: 100%; }
.project-card__img { display: block; overflow: hidden; }
.project-card__img img { width: 100%; aspect-ratio: 3 / 2; object-fit: cover; display: block; transition: transform .35s ease; }
.project-card:hover .project-card__img img { transform: scale(1.03); }
.project-card__body { display: flex; flex-direction: column; gap: 6px; padding: 20px 22px 24px; }
.project-card__title {
  font-size: 17px;
  font-weight: 600;
  color: var(--c-near-black);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.project-card__date { font-size: 12.5px; color: var(--c-text-secondary); }

/* ?? Download ??????????????????????????????????????????????????? */
.download-list { display: flex; flex-direction: column; gap: 14px; }
.download-item {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 20px 24px;
  background: var(--c-gray);
  border-radius: var(--radius-card);
}
.download-item__thumb {
  flex: 0 0 auto;
  width: 64px;
  height: 64px;
  border-radius: 12px;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  color: var(--c-text-secondary);
}
.download-item__thumb img { width: 100%; height: 100%; object-fit: contain; }
.download-item__info { flex: 1 1 auto; min-width: 0; }
.download-item__title { font-size: 17px; margin: 0 0 4px; word-break: break-word; }
.download-item__desc { margin: 0; font-size: 13px; color: var(--c-text-secondary); word-break: break-all; }

/* ?? About info panels ?????????????????????????????????????????? */
.about-info-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  align-items: start;
}
.info-panel {
  background: var(--c-white);
  border-radius: var(--radius-tile);
  padding: 30px 32px;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.04);
}
.info-panel__title { font-size: 21px; margin: 0 0 18px; }
.info-table { width: 100%; border-collapse: collapse; }
.info-table th, .info-table td {
  text-align: left;
  padding: 11px 8px;
  border-bottom: 1px solid var(--c-border);
  font-size: 14.5px;
  vertical-align: top;
}
.info-table tr:last-child th, .info-table tr:last-child td { border-bottom: 0; }
.info-table th { width: 42%; color: var(--c-text-secondary); font-weight: 600; }
.info-table td { color: var(--c-near-black); word-break: break-word; }

.history-list { display: flex; flex-direction: column; gap: 18px; max-width: 980px; margin: 0 auto; }
.history-item {
  display: grid;
  grid-template-columns: 130px minmax(0, 1fr);
  gap: 26px;
  background: var(--c-white);
  border-radius: var(--radius-card);
  padding: 24px 28px;
}
.history-item__date {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 600;
  color: var(--c-blue);
}
.history-item__content { font-size: 15px; color: var(--c-text); word-break: break-word; }
.history-item__content img { border-radius: 10px; margin-top: 10px; }

/* ?? Contact ???????????????????????????????????????????????????? */
.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.25fr);
  gap: 48px;
  align-items: start;
}
.contact-info {
  background: var(--c-gray);
  border-radius: var(--radius-tile);
  padding: 34px 36px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.contact-info__label {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 1.1px;
  text-transform: uppercase;
  color: var(--c-text-secondary);
  margin-bottom: 5px;
}
.contact-info__value { margin: 0; font-size: 16px; color: var(--c-near-black); word-break: break-word; }
.contact-info__value a { color: var(--c-link); }
.contact-social { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 6px; }
.contact-social a {
  padding: 8px 18px;
  border-radius: 980px;
  background: var(--c-white);
  color: var(--c-near-black);
  font-size: 13.5px;
}
.contact-social a:hover { background: var(--c-blue); color: #fff; }

.contact-form-panel {
  background: var(--c-white);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-tile);
  padding: 38px 40px;
}

/* ?? Language page ?????????????????????????????????????????????? */
.language-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.language-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 20px 24px;
  background: var(--c-gray);
  border-radius: var(--radius-card);
  color: var(--c-near-black);
  font-size: 15.5px;
  transition: background-color .2s ease, transform .2s ease;
}
.language-item:hover { background: #e8e8ed; transform: translateY(-2px); }
.language-item__dot { width: 9px; height: 9px; border-radius: 50%; background: var(--c-blue); flex: 0 0 auto; }

/* ?? Articles ??????????????????????????????????????????????????? */
.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  font-size: 13px;
  color: var(--c-text-secondary);
  margin-bottom: 22px;
}
.article-cover { margin-bottom: 30px; border-radius: var(--radius-tile); overflow: hidden; }
.article-cover img { width: 100%; display: block; }

.article-nav {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  margin-top: 48px;
  padding-top: 26px;
  border-top: 1px solid var(--c-border);
}
.article-nav a {
  display: flex;
  flex-direction: column;
  gap: 5px;
  max-width: 46%;
  color: var(--c-near-black);
}
.article-nav a:hover .article-nav__title { color: var(--c-link); }
.article-nav__label { font-size: 12px; letter-spacing: 1px; text-transform: uppercase; color: var(--c-text-secondary); }
.article-nav__title { font-size: 15px; font-weight: 600; line-height: 1.35; }
.article-nav__next { text-align: right; margin-left: auto; }

/* ?? Rich text ?????????????????????????????????????????????????? */
.rich-text { font-size: 16px; line-height: 1.7; color: var(--c-text); word-break: break-word; }
.rich-text img { max-width: 100%; height: auto; border-radius: 8px; }
.rich-text video, .rich-text iframe { max-width: 100%; border-radius: 8px; }
.rich-text table { max-width: 100%; border-collapse: collapse; overflow-x: auto; display: block; }
.rich-text table td, .rich-text table th { border: 1px solid var(--c-border); padding: 8px 12px; }
.rich-text a { color: var(--c-link); text-decoration: underline; }
.rich-text h2 { font-size: 28px; margin: 34px 0 14px; }
.rich-text h3 { font-size: 22px; margin: 26px 0 12px; }

/* ?? Inquiry modal (shared markup) ?????????????????????????????? */
.inquiry-modal {
  position: fixed;
  inset: 0;
  z-index: 1200;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.inquiry-modal.is-open { display: flex; }
.inquiry-modal[hidden] { display: none !important; }
.inquiry-modal__overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
}
.inquiry-modal__dialog {
  position: relative;
  width: 100%;
  max-width: 560px;
  max-height: calc(100vh - 40px);
  overflow-y: auto;
  background: var(--c-white);
  border-radius: var(--radius-tile);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.35);
  padding: 36px 38px;
}
.inquiry-modal__close {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 34px;
  height: 34px;
  border: 0;
  border-radius: 50%;
  background: var(--c-gray);
  color: var(--c-near-black);
  font-size: 19px;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}
.inquiry-modal__close:hover { background: #e8e8ed; }
.inquiry-modal__title { font-size: 24px; margin: 0 0 22px; }

/* ?? Inquiry forms (shared) + public inquiry pages ?????????????? */
.inquiry-form { display: grid; gap: 16px; width: 100%; }
.inquiry-form .form-group { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; margin: 0; }
.inquiry-form .form-row { margin: 0; display: flex; flex-direction: column; gap: 7px; }
.inquiry-form label { font-size: 13.5px; font-weight: 600; color: var(--c-near-black); }
.inquiry-form label span { color: #b42318; }
.inquiry-form input, .inquiry-form textarea, .inquiry-form select {
  width: 100%;
  border: 1px solid #d2d2d7;
  border-radius: 10px;
  background: var(--c-white);
  color: var(--c-near-black);
  font: inherit;
  font-size: 15px;
  padding: 11px 14px;
  transition: border-color .15s ease, box-shadow .15s ease;
}
.inquiry-form input:focus, .inquiry-form textarea:focus, .inquiry-form select:focus {
  outline: none;
  border-color: var(--c-blue);
  box-shadow: 0 0 0 3px rgba(0, 113, 227, 0.14);
}
.inquiry-form textarea { min-height: 140px; resize: vertical; }
.inquiry-form .is-invalid { border-color: #b42318 !important; background: #fffafa !important; }
.form-field-error { margin: 4px 0 0; color: #b42318; font-size: 13px; line-height: 1.35; }

.page-inquiry #main-content, .page-inquiry-success #main-content { background: var(--c-gray); padding: 44px 0 64px; }
.page-inquiry .container, .page-inquiry-success .container { max-width: 1200px; }
.page-inquiry .page-title, .page-inquiry-success .page-title { margin-bottom: 26px; }
.inquiry-layout { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: 28px; align-items: stretch; }
.inquiry-form-wrap, .inquiry-contact {
  background: var(--c-white);
  border-radius: var(--radius-tile);
  box-shadow: 0 12px 34px rgba(0, 0, 0, 0.07);
  padding: 32px;
}
.inquiry-contact { display: flex; flex-direction: column; gap: 16px; font-size: 14.5px; color: var(--c-text-secondary); }
.inquiry-contact__title { margin: 0; font-size: 20px; color: var(--c-near-black); }
.inquiry-contact__text { margin: 0; line-height: 1.6; }
.inquiry-contact__list { display: grid; gap: 12px; }
.inquiry-contact__item { padding-top: 12px; border-top: 1px solid var(--c-border); }
.inquiry-contact__label { display: block; margin-bottom: 4px; font-size: 12px; font-weight: 600; letter-spacing: 1px; text-transform: uppercase; color: var(--c-text-secondary); }
.inquiry-contact__value { color: var(--c-near-black); line-height: 1.55; word-break: break-word; }
.inquiry-contact a { color: var(--c-link); }

.success-box {
  max-width: 640px;
  margin: 0 auto 40px;
  background: var(--c-white);
  border-radius: var(--radius-tile);
  box-shadow: 0 12px 34px rgba(0, 0, 0, 0.07);
  padding: 56px 48px;
  text-align: center;
}
.success-box__title { font-size: 30px; margin-bottom: 12px; }
.success-box p { color: var(--c-text-secondary); }
.success-box .btn { margin: 18px 6px 0; }
.page-inquiry-success .section-title { text-align: center; margin-bottom: 30px; }

/* ?? Sidebar float (shared partials/slide.twig) ????????????????? */
.ai-slide { z-index: 800; }
.ai-slide__btn { border-radius: 50%; }

/* ?? VR ????????????????????????????????????????????????????????? */
.vr-frame { min-height: calc(100vh - var(--header-h)); display: flex; }
.vr-frame iframe { width: 100%; min-height: calc(100vh - var(--header-h)); border: 0; display: block; }
.vr-frame .empty-state { margin: auto; width: min(560px, 90%); }

/* ?? 2C shop detail ????????????????????????????????????????????? */
.shop-card__price { margin: 0; font-family: var(--font-display); font-size: 18px; font-weight: 600; color: var(--c-near-black); }
.shop-card__price-unit { font-size: 13px; font-weight: 400; color: var(--c-text-secondary); }

.sd-prices { margin: 8px 0 18px; }
.sd-prices__table { width: 100%; border-collapse: collapse; background: var(--c-gray); border-radius: var(--radius-card); overflow: hidden; }
.sd-prices__table th, .sd-prices__table td { padding: 11px 18px; text-align: left; font-size: 14.5px; border-bottom: 1px solid var(--c-border); }
.sd-prices__table tr:last-child td { border-bottom: 0; }
.sd-prices__table thead th { font-size: 12.5px; letter-spacing: .8px; text-transform: uppercase; color: var(--c-text-secondary); }
.sd-prices__amount { font-weight: 600; color: var(--c-near-black); }
.sd-prices__currency { font-size: 12.5px; color: var(--c-text-secondary); font-weight: 400; }

.sd-specs { display: flex; flex-direction: column; gap: 16px; margin-bottom: 22px; }
.sd-spec-group__name { margin: 0 0 8px; font-size: 14px; font-weight: 600; color: var(--c-near-black); }
.sd-spec-group__values { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; margin: 0; padding: 0; }
.sd-swatch {
  min-width: 44px;
  min-height: 36px;
  padding: 7px 14px;
  border: 1px solid #d2d2d7;
  border-radius: 8px;
  background: var(--c-white);
  color: var(--c-near-black);
  font-size: 13.5px;
  transition: border-color .15s ease, box-shadow .15s ease;
}
.sd-swatch--color { width: 38px; height: 38px; min-width: 38px; padding: 0; border-radius: 50%; }
.sd-swatch:hover { border-color: var(--c-blue); }
.sd-swatch--selected { border-color: var(--c-blue); box-shadow: 0 0 0 2px rgba(0, 113, 227, 0.25); }

.sd-buy-row { display: flex; align-items: center; flex-wrap: wrap; gap: 14px; margin: 6px 0 26px; }
.sd-qty-label { font-size: 14px; font-weight: 600; color: var(--c-near-black); }
.sd-qty-input {
  width: 110px;
  height: 46px;
  padding: 0 12px;
  border: 1px solid #d2d2d7;
  border-radius: 10px;
  font: inherit;
  font-size: 15px;
  color: var(--c-near-black);
}
.sd-qty-input:focus { outline: none; border-color: var(--c-blue); }

.shipping-estimator {
  background: var(--c-gray);
  border-radius: var(--radius-card);
  padding: 24px 26px;
  margin-bottom: 26px;
}
.shipping-estimator__row { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 14px; }
.shipping-estimator select, .shipping-estimator input {
  height: 44px;
  padding: 0 12px;
  border: 1px solid #d2d2d7;
  border-radius: 10px;
  background: var(--c-white);
  font: inherit;
  font-size: 14.5px;
  color: var(--c-near-black);
}
.shipping-estimator select { flex: 1 1 220px; }
.shipping-estimator input { width: 110px; }
.shipping-result { display: flex; flex-direction: column; gap: 8px; }
.shipping-method {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  background: var(--c-white);
  border-radius: 10px;
  font-size: 14px;
}
.shipping-method__name { font-weight: 600; color: var(--c-near-black); }
.shipping-method__eta { color: var(--c-text-secondary); font-size: 13px; }
.shipping-method__cost { margin-left: auto; font-weight: 600; color: var(--c-near-black); }

/* ?? Responsive ????????????????????????????????????????????????? */
@media (max-width: 1280px) {
  .product-grid { grid-template-columns: repeat(3, 1fr); }
  .home-cat-grid { grid-template-columns: repeat(3, 1fr); }
  .cert-strip, .cert-grid { grid-template-columns: repeat(3, 1fr); }
  .language-grid { grid-template-columns: repeat(3, 1fr); }
  .site-footer__grid { grid-template-columns: 1.3fr 1fr 1fr 1.1fr; gap: 28px; }
}

@media (max-width: 1100px) {
  .home-about-layout { grid-template-columns: 1fr; gap: 44px; }
  .product-detail-layout { grid-template-columns: 1fr; gap: 44px; }
  .contact-layout { grid-template-columns: 1fr; }
  .products-layout { grid-template-columns: 220px minmax(0, 1fr); gap: 28px; }
}

@media (max-width: 992px) {
  body { padding-top: 48px; }
  :root { --header-h: 48px; }

  .site-header__inner { padding: 0 20px; gap: 14px; }
  .header-inquiry { display: none; }
  .mobile-menu-toggle { display: inline-flex; flex-direction: column; }

  .site-header__nav { flex: none; display: block; }
  .main-nav {
    position: fixed;
    top: var(--header-h);
    left: 0; right: 0;
    bottom: 0;
    display: block;
    background: rgba(10, 10, 12, 0.98);
    -webkit-backdrop-filter: blur(20px);
    backdrop-filter: blur(20px);
    padding: 24px 22px 40px;
    overflow-y: auto;
    transform: translateX(100%);
    visibility: hidden;
    transition: transform .3s ease, visibility .3s;
    z-index: 880;
  }
  .main-nav.is-open { transform: translateX(0); visibility: visible; }

  .main-nav__list { flex-direction: column; align-items: stretch; gap: 0; }
  .main-nav__item { border-bottom: 1px solid rgba(255, 255, 255, 0.09); }
  .main-nav__link { padding: 14px 6px; font-size: 16px; width: 100%; justify-content: space-between; }
  .main-nav__caret { transition: transform .25s ease; }
  .main-nav__item--has-children.is-open > .main-nav__link .main-nav__caret { transform: rotate(180deg); }

  .main-nav__dropdown,
  .main-nav__submenu {
    position: static;
    transform: none;
    min-width: 0;
    max-height: 0;
    overflow: hidden;
    padding: 0 6px;
    background: transparent;
    border: 0;
    border-radius: 0;
    box-shadow: none;
    opacity: 1;
    visibility: visible;
    transition: max-height .3s ease;
  }
  .main-nav__item--has-children.is-open .main-nav__dropdown { max-height: 1200px; padding-bottom: 10px; }
  .main-nav__dropdown-item.has-sub.is-open .main-nav__submenu,
  .main-nav__item--has-children.is-open .main-nav__submenu { max-height: 800px; }
  .main-nav__dropdown-item > a { padding: 10px 6px; }
  .main-nav__dropdown-item.has-sub > a::after { content: ""; }
  .main-nav__submenu { padding-left: 12px; }
  .main-nav__submenu a { padding: 9px 6px; }

  .video-grid, .factory-grid, .news-grid, .news-grid--list, .project-grid, .home-block-grid { grid-template-columns: repeat(2, 1fr); }
  .home-block-grid--wide { grid-template-columns: 1fr; }
  .category-sub-grid { grid-template-columns: 1fr; }
  .about-info-grid { grid-template-columns: 1fr; }
  .inquiry-layout { grid-template-columns: 1fr; }
  .about-media { grid-template-columns: 1fr; }

  .section { padding: 64px 0; }
  .hero__slide { min-height: 520px; }
  .hero__title { font-size: 42px; }
  .hero__subtitle { font-size: 18px; }
  .section-title, .page-title, .cta-band__title { font-size: 34px; }
}

@media (max-width: 768px) {
  .container { padding: 0 20px; }
  .product-grid { grid-template-columns: repeat(2, 1fr); gap: 14px; }
  .home-cat-grid { grid-template-columns: repeat(2, 1fr); gap: 14px; }
  .cert-strip, .cert-grid { grid-template-columns: repeat(2, 1fr); }
  .language-grid { grid-template-columns: repeat(2, 1fr); }
  .products-layout { grid-template-columns: 1fr; }
  .products-sidebar { position: static; max-height: none; }
  .home-stats { grid-template-columns: repeat(2, 1fr); }
  .site-footer__grid { grid-template-columns: 1fr 1fr; gap: 34px; padding-top: 52px; padding-bottom: 40px; }

  .hero__slide { min-height: 460px; }
  .hero__title { font-size: 34px; }
  .hero__content { padding: 72px 0; }
  .hero__slider-nav { width: 38px; height: 38px; font-size: 18px; }
  .hero__slider-nav--prev { left: 10px; }
  .hero__slider-nav--next { right: 10px; }

  .section-head { flex-direction: column; align-items: flex-start; gap: 14px; }
  .section-head--center { align-items: center; }
  .section-head--gap { margin-top: 64px; }

  .product-detail__meta-row { grid-template-columns: 130px minmax(0, 1fr); }
  .product-params__label { width: 40%; padding: 12px 14px; }
  .product-params__value { padding: 12px 14px; }
  .history-item { grid-template-columns: 1fr; gap: 10px; }
  .article-nav { flex-direction: column; }
  .article-nav a { max-width: 100%; }
  .article-nav__next { text-align: left; }

  .inquiry-modal__dialog { padding: 30px 22px; }
  .inquiry-form .form-group { grid-template-columns: 1fr; }
  .contact-form-panel { padding: 30px 24px; }
  .download-item { flex-wrap: wrap; }
}

@media (max-width: 560px) {
  body { font-size: 16px; }
  .video-grid, .factory-grid, .news-grid, .news-grid--list, .project-grid { grid-template-columns: 1fr; }
  .product-grid { grid-template-columns: 1fr; }
  .home-cat-grid { grid-template-columns: 1fr; }
  .cert-strip, .cert-grid { grid-template-columns: 1fr; }
  .language-grid { grid-template-columns: 1fr; }
  .home-stats { grid-template-columns: 1fr 1fr; gap: 12px; }
  .site-footer__grid { grid-template-columns: 1fr; gap: 30px; }
  .site-footer__bottom-inner { flex-direction: column; align-items: flex-start; }

  .hero__title { font-size: 30px; }
  .hero__subtitle { font-size: 16px; }
  .section-title, .page-title, .cta-band__title { font-size: 30px; }
  .product-detail__title { font-size: 26px; }

  .products-toolbar { flex-direction: column; align-items: stretch; }
  .products-search-form { flex: 1 1 auto; }
  .products-search-form .btn { flex: 0 0 auto; }
  .pagination { gap: 10px; }
  .filter-tabs { gap: 8px; }
  .filter-tab { padding: 8px 16px; font-size: 13px; }
  .sd-buy-row { align-items: stretch; flex-direction: column; }
  .sd-buy-row .btn { width: 100%; }
}