:root {
  --kn-primary: #003b86;
  --kn-primary-light: #0d5bb4;
  --kn-primary-dark: #08234a;
  --kn-accent: #ff4d18;
  --kn-accent-dark: #d83a0b;
  --kn-ink: #152033;
  --kn-muted: #657083;
  --kn-line: #dfe5ee;
  --kn-soft: #f4f7fb;
  --kn-soft-blue: #eaf2fb;
  --kn-green: #13a36f;
  --kn-section-py: 76px;
}

body {
  color: var(--kn-ink);
  font-family: "Inter", "Instrument Sans", Arial, sans-serif;
  background: #fff;
}

a { transition: color .2s ease, background .2s ease, border-color .2s ease, transform .2s ease; }
img { max-width: 100%; }

.kn-topbar {
  background: var(--kn-primary-dark);
  color: #fff;
  font-size: 13px;
  line-height: 36px;
}
.kn-topbar a { color: #fff; text-decoration: none; }
.kn-topbar__inner,
.kn-topbar__contacts,
.kn-topbar__item {
  display: flex;
  align-items: center;
}
.kn-topbar__inner { justify-content: space-between; gap: 16px; }
.kn-topbar__company { font-weight: 600; }
.kn-topbar__contacts { gap: 28px; flex-wrap: wrap; }
.kn-topbar__item { gap: 8px; white-space: nowrap; }

.kn-header {
  position: sticky;
  top: 0;
  z-index: 1030;
  background: #fff;
  box-shadow: 0 8px 24px rgba(13, 35, 64, .08);
}
.kn-header.is-scrolled { box-shadow: 0 10px 30px rgba(13, 35, 64, .12); }
.kn-header .navbar { padding: 10px 0; }
.kn-header .navbar-brand-item { height: 48px; width: auto; object-fit: contain; }
.kn-header .navbar-nav .nav-link {
  color: var(--kn-ink);
  font-size: 15px;
  font-weight: 700;
  padding: 10px 16px !important;
  position: relative;
}
.kn-header .navbar-nav .nav-link::after {
  content: "";
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 2px;
  height: 2px;
  background: var(--kn-accent);
  transform: scaleX(0);
  transform-origin: left;
}
.kn-header .navbar-nav .nav-link:hover,
.kn-header .navbar-nav .nav-link.active { color: var(--kn-primary); }
.kn-header .navbar-nav .nav-link:hover::after,
.kn-header .navbar-nav .nav-link.active::after { transform: scaleX(1); }
.kn-header__actions { display: flex; align-items: center; gap: 10px; }
.kn-header__cta,
.btn-kn-primary {
  background: var(--kn-accent) !important;
  border: 1px solid var(--kn-accent) !important;
  color: #fff !important;
  border-radius: 4px !important;
  font-weight: 700;
  padding: 10px 22px !important;
  white-space: nowrap;
}
.kn-header__cta:hover,
.btn-kn-primary:hover {
  background: var(--kn-accent-dark) !important;
  border-color: var(--kn-accent-dark) !important;
  color: #fff !important;
  transform: translateY(-1px);
}
.btn-kn-outline {
  border: 1px solid var(--kn-primary) !important;
  color: var(--kn-primary) !important;
  background: #fff !important;
  border-radius: 4px !important;
  font-weight: 700;
  padding: 10px 22px !important;
}
.btn-kn-outline:hover {
  color: #fff !important;
  background: var(--kn-primary) !important;
}
.btn-kn-ghost {
  color: #fff !important;
  border: 1px solid rgba(255,255,255,.72) !important;
  border-radius: 4px !important;
  font-weight: 700;
  padding: 10px 22px !important;
}
.btn-kn-ghost:hover { color: var(--kn-primary) !important; background: #fff !important; }
.kn-lang-btn {
  border: 1px solid var(--kn-line) !important;
  border-radius: 4px !important;
  color: var(--kn-primary) !important;
  background: #fff !important;
  font-size: 13px;
  font-weight: 700;
}

.kn-hero { overflow: hidden; background: var(--kn-primary-dark); }
.kn-hero .swiper { height: clamp(430px, 70vh, 720px); }
.kn-hero .swiper-slide { position: relative; overflow: hidden; }
.kn-hero .swiper-slide img,
.kn-hero .swiper-slide video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.kn-hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(4, 24, 55, .82) 0%, rgba(4, 24, 55, .58) 46%, rgba(4, 24, 55, .18) 100%);
}
.kn-hero__content {
  position: absolute;
  inset: 0;
  z-index: 2;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  left: 0;
  right: 0;
  color: #fff;
}
.kn-hero__eyebrow,
.kn-section__label {
  display: inline-block;
  color: var(--kn-accent);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.kn-hero__title {
  max-width: 720px;
  margin: 0 0 16px;
  color: #fff;
  font-size: clamp(34px, 5vw, 62px);
  line-height: 1.08;
  font-weight: 900;
  letter-spacing: 0;
}
.kn-hero__desc {
  max-width: 620px;
  margin: 0 0 28px;
  color: rgba(255,255,255,.9);
  font-size: clamp(15px, 1.6vw, 19px);
  line-height: 1.7;
}
.kn-hero__btn { display: flex; flex-wrap: wrap; gap: 12px; }
.kn-hero .swiper-pagination-bullet {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: rgba(255,255,255,.65);
  opacity: 1;
}
.kn-hero .swiper-pagination-bullet-active { width: 30px; background: var(--kn-accent); }

.kn-proof {
  background: #fff;
  border-bottom: 1px solid var(--kn-line);
}
.kn-proof__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}
.kn-proof__grid > div {
  min-height: 112px;
  padding: 24px 20px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  border-right: 1px solid var(--kn-line);
}
.kn-proof__grid > div:last-child { border-right: 0; }
.kn-proof strong { color: var(--kn-primary); font-size: 28px; font-weight: 900; line-height: 1; }
.kn-proof span { color: var(--kn-muted); font-size: 13px; margin-top: 8px; }

.kn-section { padding: var(--kn-section-py) 0; }
.kn-section--gray { background: var(--kn-soft); }
.kn-section__title {
  margin: 0 0 16px;
  color: var(--kn-ink);
  font-size: clamp(26px, 3vw, 40px);
  line-height: 1.22;
  font-weight: 900;
  letter-spacing: 0;
}
.kn-section__subtitle {
  max-width: 760px;
  color: var(--kn-muted);
  font-size: 16px;
  line-height: 1.75;
}
.kn-section__subtitle--center { margin-left: auto; margin-right: auto; }
.kn-section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 34px;
}
.kn-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 48px;
  align-items: center;
}
.kn-split--reverse { grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); }
.kn-rich-text {
  color: var(--kn-muted);
  font-size: 15px;
  line-height: 1.8;
}
.kn-rich-text p { margin-bottom: 14px; }
.kn-rich-text img { border-radius: 4px; margin: 16px 0; }
.kn-inline-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 24px; }

.kn-about__gallery-main,
.kn-about-media {
  overflow: hidden;
  border-radius: 4px;
  border: 1px solid var(--kn-line);
  background: #fff;
}
.kn-about__gallery-main img,
.kn-about-media img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  display: block;
}
.kn-about__gallery-thumbs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-top: 10px;
}
.kn-about__gallery-thumbs img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 3px;
  cursor: pointer;
  border: 1px solid var(--kn-line);
}

.kn-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.kn-stats--page { margin-top: 42px; }
.kn-stat {
  background: #fff;
  border: 1px solid var(--kn-line);
  border-radius: 4px;
  padding: 26px 18px;
  text-align: center;
}
.kn-stat__num {
  color: var(--kn-primary);
  font-size: clamp(24px, 3vw, 38px);
  font-weight: 900;
  line-height: 1;
}
.kn-stat__label { color: var(--kn-muted); font-size: 13px; margin-top: 9px; }

.kn-category-strip {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 14px;
  margin-bottom: 30px;
}
.kn-category-card {
  display: block;
  min-height: 112px;
  padding: 18px;
  background: #fff;
  border: 1px solid var(--kn-line);
  border-radius: 4px;
  color: var(--kn-ink);
  text-decoration: none;
}
.kn-category-card span {
  display: block;
  color: var(--kn-accent);
  font-size: 13px;
  font-weight: 900;
  margin-bottom: 18px;
}
.kn-category-card strong {
  display: block;
  font-size: 16px;
  line-height: 1.35;
}
.kn-category-card:hover {
  background: var(--kn-primary);
  border-color: var(--kn-primary);
  color: #fff;
  transform: translateY(-3px);
}

.kn-product-grid,
.kn-plist-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}
.kn-plist-grid { grid-template-columns: repeat(3, 1fr); }
.kn-product-card,
.kn-plist-card {
  display: flex;
  flex-direction: column;
  min-width: 0;
  background: #fff;
  border: 1px solid var(--kn-line);
  border-radius: 4px;
  overflow: hidden;
  color: inherit;
  text-decoration: none;
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.kn-product-card:hover,
.kn-plist-card:hover {
  transform: translateY(-4px);
  border-color: rgba(0,59,134,.35);
  box-shadow: 0 18px 40px rgba(21,32,51,.12);
}
.kn-product-card__img,
.kn-plist-card__img {
  display: block;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--kn-soft-blue);
}
.kn-product-card__img img,
.kn-plist-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.kn-product-card__body,
.kn-plist-card__body {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: 18px;
}
.kn-product-card__title,
.kn-plist-card__title {
  color: var(--kn-ink);
  font-size: 16px;
  font-weight: 900;
  line-height: 1.4;
  text-decoration: none;
}
.kn-product-card__title:hover,
.kn-plist-card__title:hover { color: var(--kn-primary); }
.kn-product-card__summary,
.kn-plist-card__summary {
  color: var(--kn-muted);
  font-size: 13px;
  line-height: 1.65;
  margin: 10px 0 0;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.kn-product-card__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: auto;
  padding-top: 16px;
}
.kn-product-card__link {
  display: inline-flex;
  min-height: 32px;
  align-items: center;
  justify-content: center;
  padding: 6px 12px;
  color: var(--kn-primary);
  border: 1px solid var(--kn-line);
  border-radius: 3px;
  font-size: 12px;
  font-weight: 800;
  text-decoration: none;
}
.kn-product-card__link:hover,
.kn-product-card__link--primary {
  background: var(--kn-accent);
  border-color: var(--kn-accent);
  color: #fff;
}

.kn-why {
  position: relative;
  background: linear-gradient(90deg, rgba(8,35,74,.96), rgba(0,59,134,.92)), url('/data/image/chaoyue-products/banner-3.jpg') center/cover;
  color: #fff;
}
.kn-why .kn-section__title { color: #fff; }
.kn-why .kn-section__subtitle { color: rgba(255,255,255,.78); }
.kn-why__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.kn-why__grid--light .kn-why-card { background: #fff; }
.kn-why-card {
  background: rgba(255,255,255,.96);
  border: 1px solid rgba(255,255,255,.22);
  border-radius: 4px;
  padding: 28px 22px;
  color: var(--kn-ink);
}
.kn-why-card i {
  display: inline-flex;
  width: 46px;
  height: 46px;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  color: #fff;
  background: var(--kn-primary);
  border-radius: 4px;
  font-size: 22px;
}
.kn-why-card h3 {
  font-size: 18px;
  font-weight: 900;
  margin-bottom: 10px;
}
.kn-why-card p { color: var(--kn-muted); font-size: 14px; line-height: 1.7; margin: 0; }

.kn-process-panel {
  display: grid;
  gap: 12px;
}
.kn-process-step {
  display: grid;
  grid-template-columns: 54px 150px 1fr;
  gap: 14px;
  align-items: center;
  padding: 18px;
  border: 1px solid var(--kn-line);
  border-radius: 4px;
  background: #fff;
}
.kn-process-step span {
  color: var(--kn-accent);
  font-weight: 900;
  font-size: 20px;
}
.kn-process-step strong { font-size: 16px; }
.kn-process-step p { color: var(--kn-muted); margin: 0; font-size: 14px; line-height: 1.6; }

.kn-blog-list { display: grid; gap: 18px; }
.kn-blog-item {
  display: grid;
  grid-template-columns: 300px 1fr;
  background: #fff;
  border: 1px solid var(--kn-line);
  border-radius: 4px;
  overflow: hidden;
  color: inherit;
  text-decoration: none;
}
.kn-blog-item:hover { box-shadow: 0 14px 34px rgba(21,32,51,.1); color: inherit; }
.kn-blog-item__img { overflow: hidden; background: var(--kn-soft-blue); }
.kn-blog-item__img img {
  width: 100%;
  height: 100%;
  min-height: 190px;
  object-fit: cover;
}
.kn-blog-item__body { padding: 24px; }
.kn-blog-item__title { font-size: 20px; font-weight: 900; line-height: 1.4; margin-bottom: 8px; }
.kn-blog-item__date { color: var(--kn-accent); font-size: 13px; font-weight: 800; margin-bottom: 10px; }
.kn-blog-item__summary { color: var(--kn-muted); font-size: 14px; line-height: 1.65; }
.kn-blog-item__more { color: var(--kn-primary); font-size: 13px; font-weight: 900; }

.kn-faq-list { display: grid; gap: 12px; }
.kn-faq-list details {
  background: #fff;
  border: 1px solid var(--kn-line);
  border-radius: 4px;
  padding: 18px 20px;
}
.kn-faq-list summary {
  cursor: pointer;
  color: var(--kn-ink);
  font-weight: 900;
}
.kn-faq-list p { color: var(--kn-muted); margin: 12px 0 0; line-height: 1.7; }

.kn-page-hero__bg {
  position: relative;
  min-height: 270px;
  background: url('/data/image/chaoyue-products/banner-2.jpg') center/cover no-repeat;
  display: flex;
  align-items: center;
  justify-content: center;
}
.kn-page-hero__overlay { position: absolute; inset: 0; background: rgba(5,25,55,.62); }
.kn-page-hero__title {
  position: relative;
  z-index: 1;
  color: #fff;
  font-size: clamp(30px, 5vw, 48px);
  font-weight: 900;
  letter-spacing: 0;
  text-align: center;
}
.kn-breadcrumb {
  background: #fff;
  border-bottom: 1px solid var(--kn-line);
  padding: 14px 0;
  font-size: 14px;
}
.kn-breadcrumb__nav a { color: var(--kn-primary); text-decoration: none; }
.kn-breadcrumb__sep { margin: 0 8px; color: var(--kn-muted); }
.kn-breadcrumb__current { color: var(--kn-muted); }
.kn-page-body { background: var(--kn-soft); padding: 42px 0 64px; }
.kn-page-layout {
  display: grid;
  grid-template-columns: 270px minmax(0, 1fr);
  gap: 30px;
  align-items: start;
}
.kn-list-intro {
  background: #fff;
  border: 1px solid var(--kn-line);
  border-radius: 4px;
  padding: 24px;
  margin-bottom: 22px;
}
.kn-list-intro span { color: var(--kn-accent); font-size: 13px; font-weight: 900; text-transform: uppercase; }
.kn-list-intro h2 { font-size: 28px; font-weight: 900; margin: 6px 0 8px; }
.kn-list-intro p { color: var(--kn-muted); margin: 0; line-height: 1.7; }

.kn-sidebar { position: sticky; top: 108px; display: grid; gap: 18px; }
.kn-sidebar__box,
.kn-sidebar__contact {
  background: #fff;
  border: 1px solid var(--kn-line);
  border-radius: 4px;
  overflow: hidden;
}
.kn-sidebar__head {
  background: var(--kn-primary);
  color: #fff;
  padding: 14px 18px;
  font-weight: 900;
}
.kn-sidebar__list { list-style: none; margin: 0; padding: 0; }
.kn-sidebar__list a {
  display: block;
  padding: 13px 18px;
  border-bottom: 1px solid var(--kn-line);
  color: var(--kn-ink);
  text-decoration: none;
  font-size: 14px;
  font-weight: 700;
}
.kn-sidebar__list li:last-child a { border-bottom: 0; }
.kn-sidebar__list a:hover,
.kn-sidebar__list a.active { color: #fff; background: var(--kn-accent); }
.kn-sidebar__contact { padding: 20px; font-size: 14px; }
.kn-sidebar__contact-title { color: var(--kn-primary); font-weight: 900; margin-bottom: 12px; }
.kn-sidebar__contact p { color: var(--kn-muted); line-height: 1.6; }
.kn-sidebar__contact a { color: var(--kn-primary); }

.kn-product-detail {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, .82fr);
  gap: 30px;
  background: #fff;
  border: 1px solid var(--kn-line);
  border-radius: 4px;
  padding: 28px;
}
.kn-product-gallery__main {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 420px;
  border: 1px solid var(--kn-line);
  background: var(--kn-soft-blue);
  border-radius: 4px;
}
.kn-product-gallery__main img {
  width: 100%;
  max-height: 460px;
  object-fit: contain;
}
.kn-product-gallery__thumbs {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 10px;
  margin-top: 12px;
}
.product-gallery-thumb-card {
  height: 86px;
  padding: 4px;
  border: 1px solid var(--kn-line);
  border-radius: 4px;
  background: #fff;
  cursor: pointer;
}
.product-gallery-thumb-card.active { border-color: var(--kn-accent); box-shadow: inset 0 0 0 1px var(--kn-accent); }
.product-gallery-thumb-card img { width: 100%; height: 100%; object-fit: cover; }
.kn-product-summary h1 { font-size: clamp(28px, 4vw, 42px); font-weight: 900; line-height: 1.18; margin: 0 0 16px; }
.kn-product-summary p { color: var(--kn-muted); line-height: 1.75; }
.kn-product-summary dl {
  display: grid;
  gap: 10px;
  margin: 24px 0;
}
.kn-product-summary dl div {
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--kn-line);
}
.kn-product-summary dt { color: var(--kn-ink); font-weight: 900; }
.kn-product-summary dd { color: var(--kn-muted); margin: 0; }
.kn-product-contact {
  display: grid;
  gap: 8px;
  margin-top: 22px;
}
.kn-product-contact a { color: var(--kn-primary); text-decoration: none; font-weight: 700; }
.kn-product-contact i { margin-right: 8px; color: var(--kn-accent); }
.kn-detail-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 30px;
  margin-top: 30px;
}
.kn-detail-content {
  background: #fff;
  border: 1px solid var(--kn-line);
  border-radius: 4px;
  padding: 30px;
}
.kn-detail-content h2 { font-size: 26px; font-weight: 900; margin-bottom: 18px; }
.kn-detail-aside { display: grid; gap: 18px; align-content: start; }
.kn-related-products { display: grid; gap: 0; }
.kn-related-products a {
  display: grid;
  grid-template-columns: 74px 1fr;
  gap: 12px;
  align-items: center;
  padding: 12px;
  border-bottom: 1px solid var(--kn-line);
  color: var(--kn-ink);
  text-decoration: none;
}
.kn-related-products a:last-child { border-bottom: 0; }
.kn-related-products img { width: 74px; height: 58px; object-fit: cover; border-radius: 3px; background: var(--kn-soft-blue); }
.kn-related-products span { font-size: 13px; font-weight: 800; line-height: 1.4; }

.kn-contact-grid {
  display: grid;
  grid-template-columns: .78fr 1.22fr;
  gap: 26px;
}
.kn-contact-card {
  background: #fff;
  border: 1px solid var(--kn-line);
  border-radius: 4px;
  padding: 34px;
}
.kn-contact-card h2 { font-size: clamp(26px, 4vw, 38px); font-weight: 900; margin-bottom: 16px; }
.kn-contact-card p { color: var(--kn-muted); line-height: 1.75; }
.kn-contact-card ul { list-style: none; padding: 0; margin: 22px 0 0; display: grid; gap: 14px; }
.kn-contact-card li { display: flex; gap: 10px; color: var(--kn-muted); }
.kn-contact-card li i { color: var(--kn-accent); margin-top: 3px; }
.kn-contact-card li a { color: var(--kn-primary); text-decoration: none; font-weight: 700; }

.kn-service-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.kn-service-grid article {
  background: #fff;
  border: 1px solid var(--kn-line);
  border-radius: 4px;
  padding: 26px 22px;
}
.kn-service-grid i { color: var(--kn-accent); font-size: 34px; }
.kn-service-grid h3 { font-size: 18px; font-weight: 900; margin: 18px 0 10px; }
.kn-service-grid p { color: var(--kn-muted); font-size: 14px; line-height: 1.7; margin: 0; }

.kn-inquiry {
  padding: 70px 0;
  color: #fff;
  background: linear-gradient(90deg, rgba(8,35,74,.93), rgba(0,59,134,.88)), url('/data/image/chaoyue-products/banner-1.jpg') center/cover;
}
.kn-inquiry--compact { background: #fff; color: var(--kn-ink); border-top: 1px solid var(--kn-line); }
.kn-inquiry__title {
  color: inherit;
  text-align: center;
  font-size: clamp(26px, 3vw, 38px);
  font-weight: 900;
  margin-bottom: 10px;
}
.kn-inquiry__title--sm { font-size: 28px; }
.kn-inquiry__note {
  max-width: 720px;
  margin: 0 auto 28px;
  text-align: center;
  color: currentColor;
  opacity: .82;
}
.kn-inquiry__form .form-control {
  border-radius: 4px;
  border: 1px solid var(--kn-line);
  padding: 12px 14px;
  font-size: 15px;
}

.kn-footer {
  background: #111827;
  color: rgba(255,255,255,.72);
  padding-top: 58px;
}
.kn-footer a { color: rgba(255,255,255,.78); text-decoration: none; }
.kn-footer a:hover { color: #fff; }
.kn-footer__title { color: #fff; font-size: 17px; font-weight: 900; margin-bottom: 18px; }
.kn-footer .nav-link { padding: 5px 0; color: rgba(255,255,255,.68); }
.kn-footer__contact li { margin-bottom: 10px; font-size: 14px; line-height: 1.7; }
.kn-footer__contact span { color: rgba(255,255,255,.55); }
.kn-footer__product-links { display: grid; grid-template-columns: repeat(2, 1fr); column-gap: 18px; }
.kn-footer__bottom {
  margin-top: 44px;
  padding: 22px 0;
  border-top: 1px solid rgba(255,255,255,.1);
  text-align: center;
  color: rgba(255,255,255,.48);
  font-size: 13px;
}
.kn-footer__float {
  position: absolute;
  top: 58px;
  right: 12px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.kn-footer__float a,
.kn-footer__float button {
  width: 42px;
  height: 42px;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: pointer;
}
.kn-footer__float img { width: 100%; height: 100%; }
.kn-whatsapp-fixed {
  position: fixed;
  right: 20px;
  bottom: 94px;
  z-index: 1000;
  display: block;
}
.kn-whatsapp-fixed img {
  width: 58px;
  height: 58px;
  border-radius: 50%;
  box-shadow: 0 8px 22px rgba(0,0,0,.22);
}

.kn-pagination,
.product-pagination {
  display: flex;
  justify-content: center;
  width: 100%;
  padding: 32px 0 8px;
}
.kn-pagination .pages,
.product-pagination .pages {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
}
.kn-pagination .pages a.page,
.kn-pagination .pages span.current,
.kn-pagination .pages span.more,
.product-pagination .pages a.page,
.product-pagination .pages span.current,
.product-pagination .pages span.more {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  height: 40px;
  padding: 0 14px;
  border-radius: 4px;
  font-size: 14px;
  text-decoration: none;
  box-sizing: border-box;
}
.kn-pagination .pages a.page,
.product-pagination .pages a.page {
  color: var(--kn-primary);
  background: #fff;
  border: 1px solid var(--kn-primary);
}
.kn-pagination .pages a.page:hover,
.product-pagination .pages a.page:hover,
.kn-pagination .pages span.current,
.product-pagination .pages span.current {
  color: #fff;
  background: var(--kn-primary);
  border: 1px solid var(--kn-primary);
}

@media (max-width: 1199px) {
  .kn-header .navbar-collapse {
    background: #fff;
    padding: 14px;
    border: 1px solid var(--kn-line);
    border-radius: 4px;
    margin-top: 10px;
  }
  .kn-product-grid,
  .kn-category-strip,
  .kn-service-grid { grid-template-columns: repeat(3, 1fr); }
  .kn-page-layout { grid-template-columns: 230px minmax(0, 1fr); }
}

@media (max-width: 991px) {
  .kn-split,
  .kn-split--reverse,
  .kn-product-detail,
  .kn-detail-layout,
  .kn-contact-grid,
  .kn-page-layout { grid-template-columns: 1fr; }
  .kn-product-grid,
  .kn-plist-grid,
  .kn-category-strip,
  .kn-why__grid,
  .kn-service-grid { grid-template-columns: repeat(2, 1fr); }
  .kn-blog-item { grid-template-columns: 1fr; }
  .kn-sidebar { position: static; }
}

@media (max-width: 767px) {
  :root { --kn-section-py: 54px; }
  .kn-header .navbar-brand-item { height: 42px; }
  .kn-hero .swiper { height: 480px; }
  .kn-hero__content { width: calc(100% - 28px); align-items: flex-start; }
  .kn-proof__grid,
  .kn-product-grid,
  .kn-plist-grid,
  .kn-category-strip,
  .kn-why__grid,
  .kn-service-grid,
  .kn-stats { grid-template-columns: 1fr; }
  .kn-section-head { display: block; }
  .kn-section-head .btn { margin-top: 14px; }
  .kn-product-summary dl div,
  .kn-process-step { grid-template-columns: 1fr; }
  .kn-product-detail,
  .kn-detail-content,
  .kn-contact-card { padding: 20px; }
  .kn-product-gallery__main { min-height: 280px; }
  .kn-product-gallery__thumbs { grid-template-columns: repeat(3, 1fr); }
  .kn-footer__product-links { grid-template-columns: 1fr; }
  .kn-whatsapp-fixed { right: 14px; bottom: 76px; }
  .kn-whatsapp-fixed img { width: 50px; height: 50px; }
}