:root {
  --sis-blue: #0143ad;
  --sis-blue-dark: #062a5b;
  --sis-green: #74a900;
  --sis-green-dark: #5a7f03;
  --sis-ink: #162233;
  --sis-muted: #687385;
  --sis-light: #f4f7fb;
  --sis-border: #e3e8ef;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--sis-ink);
  background: #fff;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 15px;
}
a, a:hover { color: inherit; text-decoration: none; }
img { max-width: 100%; }
button, input, select, textarea { font: inherit; }

.top-strip { color: #fff; background: var(--sis-blue-dark); font-size: 12px; }
.top-strip .container {
  min-height: 36px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}
.top-strip a { margin-left: 22px; color: #fff; }
.top-strip i { margin-right: 6px; color: #b7dc42; }

.site-header {
  position: sticky;
  z-index: 1000;
  top: 0;
  border-bottom: 1px solid var(--sis-border);
  background: rgba(255,255,255,.98);
  box-shadow: 0 4px 20px rgba(15,38,71,.06);
}
.header-row { min-height: 84px; display: flex; align-items: center; gap: 25px; }
.brand { flex: 0 0 190px; }
.brand img { width: 185px; height: 68px; object-fit: contain; }
.main-nav { flex: 1; display: flex; align-items: center; justify-content: center; gap: 5px; }
.main-nav > a, .nav-dropdown > a {
  display: block;
  padding: 31px 13px;
  color: #253349;
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
}
.main-nav > a:hover, .main-nav > a.active, .nav-dropdown > a:hover, .nav-dropdown > a.active { color: var(--sis-blue); }
.nav-dropdown { position: relative; }
.nav-dropdown > a i { margin-left: 5px; font-size: 10px; }
.nav-mega {
  position: absolute;
  top: calc(100% - 7px);
  left: 50%;
  width: 720px;
  max-height: min(360px, calc(100vh - 125px));
  box-sizing: border-box;
  padding: 24px;
  display: grid;
  visibility: hidden;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  align-content: start;
  overflow-x: hidden;
  overflow-y: auto;
  overscroll-behavior: contain;
  border: 1px solid var(--sis-border);
  border-top: 3px solid var(--sis-green);
  border-radius: 0 0 10px 10px;
  background: #fff;
  box-shadow: 0 18px 50px rgba(10,35,68,.14);
  opacity: 0;
  transform: translate(-50%, 10px);
  transition: .2s;
  scrollbar-width: thin;
  scrollbar-color: var(--sis-green-dark) #eef3f7;
}
.nav-mega::-webkit-scrollbar { width: 7px; }
.nav-mega::-webkit-scrollbar-track { border-radius: 10px; background: #eef3f7; }
.nav-mega::-webkit-scrollbar-thumb { border-radius: 10px; background: var(--sis-green-dark); }
.nav-mega::-webkit-scrollbar-thumb:hover { background: var(--sis-blue-dark); }
.nav-dropdown:hover .nav-mega { visibility: visible; opacity: 1; transform: translate(-50%, 0); }
.nav-mega > div {
  height: 190px;
  padding-right: 8px;
  overflow-x: hidden;
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-width: thin;
  scrollbar-color: var(--sis-green-dark) #eef3f7;
}
.nav-mega > div::-webkit-scrollbar { width: 5px; }
.nav-mega > div::-webkit-scrollbar-track { border-radius: 8px; background: #eef3f7; }
.nav-mega > div::-webkit-scrollbar-thumb { border-radius: 8px; background: var(--sis-green-dark); }
.nav-mega a { display: block; padding: 5px 0; color: var(--sis-muted); font-size: 13px; }
.nav-mega a:hover { color: var(--sis-blue); }
.nav-mega .mega-category {
  position: sticky;
  z-index: 1;
  top: 0;
  padding-bottom: 8px;
  color: var(--sis-ink);
  background: #fff;
  font-weight: 800;
}
.header-actions { display: flex; align-items: center; gap: 12px; }
.header-search { position: relative; }
.header-search input {
  width: 190px;
  height: 42px;
  padding: 0 42px 0 14px;
  border: 1px solid var(--sis-border);
  border-radius: 22px;
  outline: 0;
}
.header-search input:focus { border-color: var(--sis-blue); }
.header-search button {
  position: absolute;
  top: 3px;
  right: 4px;
  width: 36px;
  height: 36px;
  border: 0;
  border-radius: 50%;
  color: #fff;
  background: var(--sis-blue);
}
.user-button { display: flex; align-items: center; gap: 6px; font-weight: 700; white-space: nowrap; }
.user-button i { font-size: 20px; }
.user-button:hover, .user-button.active { color: var(--sis-blue); }
.cart-button { position: relative; display: flex; align-items: center; gap: 7px; font-weight: 700; }
.cart-button i { font-size: 22px; }
.cart-button b {
  min-width: 20px;
  height: 20px;
  padding: 0 5px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  color: #fff;
  background: var(--sis-green-dark);
  font-size: 11px;
}
.mobile-toggle { display: none; border: 0; background: transparent; font-size: 24px; }

.flash-wrap { padding-top: 14px; }
.flash-wrap .alert { display: flex; align-items: center; justify-content: space-between; margin: 0; }
.flash-close { border: 0; color: inherit; background: transparent; font-size: 24px; line-height: 1; }

.hero { overflow: hidden; background: #f4f7fa; }
.hero picture, .hero img { width: 100%; display: block; }
.hero img {
  height: auto;
  aspect-ratio: auto;
  object-fit: contain;
  object-position: center;
}
.section { padding: 76px 0; }
.section-light { background: var(--sis-light); }
.section-heading { max-width: 680px; margin: 0 auto 38px; text-align: center; }
.section-heading span { color: var(--sis-green-dark); font-size: 13px; font-weight: 800; letter-spacing: 1.5px; text-transform: uppercase; }
.section-heading h2 { margin: 8px 0 10px; color: var(--sis-blue-dark); font-size: 36px; font-weight: 800; }
.section-heading p { margin: 0; color: var(--sis-muted); line-height: 1.7; }

.category-card {
  height: 365px;
  width: 100%;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  border: 1px solid #dce5ed;
  border-top: 4px solid var(--sis-green-dark);
  border-radius: 16px;
  background: #fff;
  box-shadow: 0 10px 32px rgba(17,48,87,.07);
  transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease;
}
.category-card:hover { border-color: #b9d374; border-top-color: var(--sis-blue-dark); transform: translateY(-6px); box-shadow: 0 16px 35px rgba(17,48,87,.12); }
.category-card-media {
  position: relative;
  overflow: visible;
  height: 198px;
  flex: 0 0 198px;
  border-bottom: 1px solid #e8eef4;
  background: linear-gradient(145deg, #f8fafc, #edf3f6);
}
.category-card-media img {
  width: 100%;
  height: 100%;
  display: block;
  padding: 7px;
  object-fit: contain;
  object-position: center;
  transform: none;
  transition: filter .25s ease;
}
.category-card:hover .category-card-media img { transform: none; filter: saturate(1.04) contrast(1.02); }
.category-card-body { flex: 1; display: flex; flex-direction: column; min-height: 0; padding: 15px 18px 14px; }
.category-card-heading { display: flex; align-items: center; justify-content: space-between; gap: 14px; margin-bottom: 7px; }
.category-card h3 { margin: 0; color: var(--sis-blue-dark); font-size: 18px; font-weight: 800; line-height: 1.3; }
.category-card p {
  min-height: 45px;
  max-height: 45px;
  overflow-x: hidden;
  overflow-y: auto;
  margin: 0 0 10px;
  padding-right: 6px;
  color: var(--sis-muted);
  font-size: 14px;
  line-height: 1.6;
  scrollbar-width: thin;
  scrollbar-color: #b7c6d4 transparent;
}
.category-card p::-webkit-scrollbar { width: 4px; }
.category-card p::-webkit-scrollbar-track { background: transparent; }
.category-card p::-webkit-scrollbar-thumb { border-radius: 20px; background: #b7c6d4; }
.category-read-more {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: max-content;
  margin-top: auto;
  padding: 8px 14px;
  border-radius: 7px;
  color: #fff;
  background: var(--sis-blue-dark);
  font-size: 12px;
  font-weight: 800;
  transition: background .25s ease, transform .25s ease;
}
.category-card:hover .category-read-more { background: var(--sis-green-dark); transform: translateX(2px); }

.product-card {
  height: 100%;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--sis-border);
  border-radius: 14px;
  background: #fff;
  box-shadow: 0 7px 26px rgba(16,43,77,.055);
  transition: .25s;
}
.product-card:hover {
  border-color: #cdd9e8;
  transform: translateY(-5px);
  box-shadow: 0 16px 38px rgba(16,43,77,.13);
}
.product-image {
  position: relative;
  width: 100%;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  display: block;
  background: #f7f9fc;
}
.product-image img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: center;
  transition: transform .4s ease;
}
.product-card:hover .product-image img { transform: scale(1.045); }
.product-badge { position: absolute; z-index: 2; top: 14px; left: 14px; padding: 6px 10px; border-radius: 20px; color: #fff; background: var(--sis-green-dark); font-size: 10px; font-weight: 800; text-transform: uppercase; }
.product-body { flex: 1; display: flex; flex-direction: column; padding: 18px; }
.product-category { color: var(--sis-blue); font-size: 11px; font-weight: 800; text-transform: uppercase; letter-spacing: .6px; }
.product-card h3 {
  min-height: 48px;
  margin: 8px 0;
  overflow: hidden;
  display: -webkit-box;
  color: #10223a;
  font-size: 18px;
  font-weight: 800;
  line-height: 1.35;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}
.product-card h3 a:hover { color: var(--sis-blue); }
.product-card p {
  min-height: 40px;
  margin: 0 0 15px;
  overflow: hidden;
  display: -webkit-box;
  color: var(--sis-muted);
  font-size: 13px;
  line-height: 1.55;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}
.product-price { display: flex; align-items: center; gap: 10px; margin-bottom: 16px; }
.product-price strong { color: var(--sis-blue-dark); font-size: 21px; }
.product-price del { color: #98a0ac; }

.btn-brand, .btn-green, .btn-outline-brand {
  min-height: 44px;
  padding: 11px 20px;
  border: 1px solid var(--sis-blue);
  border-radius: 7px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  color: #fff;
  background: var(--sis-blue);
  font-weight: 700;
  cursor: pointer;
  transition: .2s;
}
.btn-brand:hover { color: #fff; background: var(--sis-blue-dark); border-color: var(--sis-blue-dark); }
.btn-green { border-color: var(--sis-green-dark); background: var(--sis-green-dark); }
.btn-green:hover { color: #fff; background: #496704; }
.btn-outline-brand { color: var(--sis-blue); background: #fff; }
.btn-outline-brand:hover { color: #fff; background: var(--sis-blue); }
.btn-block { width: 100%; }
.btn-brand:disabled { border-color: #b6bdc8; background: #b6bdc8; cursor: not-allowed; }

.benefits { padding: 36px 0; color: #fff; background: var(--sis-blue-dark); }
.benefit { display: flex; align-items: center; gap: 14px; }
.benefit i { color: #b7dc42; font-size: 29px; }
.benefit strong, .benefit small { display: block; }
.benefit small { margin-top: 3px; color: #cbd5e3; }

.inner-hero { padding: 55px 0; color: #fff; background: linear-gradient(135deg, #062a5b, #0143ad); }
.inner-hero h1 { margin: 0 0 8px; font-size: 38px; font-weight: 800; }
.inner-hero p { max-width: 670px; margin: 0; color: #d9e5f7; }
.breadcrumb-links { margin-top: 14px; color: #b7dc42; font-size: 13px; }
.breadcrumb-links a { color: #fff; }

.filter-card, .content-card {
  border: 1px solid var(--sis-border);
  border-radius: 12px;
  background: #fff;
  box-shadow: 0 6px 24px rgba(16,43,77,.05);
}
.filter-card { padding: 22px; }
.filter-card h3 { margin: 0 0 18px; font-size: 18px; font-weight: 800; }
.filter-card label { color: #3e4d62; font-size: 12px; font-weight: 700; }
.form-control {
  min-height: 46px;
  border-color: #dce2ea;
  border-radius: 7px;
}
textarea.form-control { min-height: auto; }
.shop-toolbar { display: flex; align-items: center; justify-content: space-between; margin-bottom: 24px; }
.shop-toolbar p { margin: 0; color: var(--sis-muted); }
.pagination-row { width: 100%; display: flex; justify-content: center; flex-wrap: wrap; gap: 7px; margin-top: 34px; overflow: hidden; }
.pagination-row a, .pagination-row span { min-width: 40px; height: 40px; display: inline-flex; align-items: center; justify-content: center; border: 1px solid var(--sis-border); border-radius: 6px; background: #fff; }
.pagination-row .active { color: #fff; border-color: var(--sis-blue); background: var(--sis-blue); }
.pagination-row .pagination-control { width: auto; padding: 0 14px; gap: 7px; font-weight: 700; }
.pagination-row .pagination-control span { min-width: 0; height: auto; border: 0; background: transparent; }

.product-detail-image { height: 540px; padding: 35px; border: 1px solid var(--sis-border); border-radius: 14px; background: #f7f9fc; }
.product-detail-image img { width: 100%; height: 100%; object-fit: contain; }
.product-detail-content { padding-left: 25px; }
.product-detail-content h1,
.product-page-heading { margin: 8px 0 15px; font-size: 36px; font-weight: 800; }

/* Blog */
.blog-card { width: 100%; min-width: 0; display: flex; flex-direction: column; overflow: hidden; border: 1px solid #dce5ee; border-radius: 14px; background: #fff; box-shadow: 0 9px 26px rgba(17,48,87,.07); transition: transform .2s ease, box-shadow .2s ease; }
.blog-card:hover { transform: translateY(-4px); box-shadow: 0 15px 32px rgba(17,48,87,.12); }
.blog-card-image { display: block; aspect-ratio: 16 / 9; overflow: hidden; background: #f3f6f8; }
.blog-card-image img { width: 100%; height: 100%; display: block; object-fit: cover; transition: transform .25s ease; }
.blog-card:hover .blog-card-image img { transform: scale(1.025); }
.blog-card-body { flex: 1; display: flex; flex-direction: column; padding: 20px; }
.blog-meta { display: flex; flex-wrap: wrap; gap: 8px 16px; margin-bottom: 12px; color: #68798b; font-size: 13px; }
.blog-meta i { margin-right: 4px; color: var(--sis-green-dark); }
.blog-card h2 { margin: 0 0 10px; color: var(--sis-blue-dark); font-size: 21px; line-height: 1.35; }
.blog-card h2 a { color: inherit; }
.blog-card p { display: -webkit-box; min-height: 68px; margin: 0 0 18px; overflow: hidden; color: #5f7082; line-height: 1.55; -webkit-line-clamp: 3; -webkit-box-orient: vertical; }
.blog-read-more { align-self: flex-start; margin-top: auto; color: var(--sis-blue); font-weight: 800; }
.pagination-wrap { display: flex; justify-content: center; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.pagination-wrap a { display: grid; width: 40px; height: 40px; place-items: center; border: 1px solid #d4dee8; border-radius: 8px; color: var(--sis-blue-dark); font-weight: 800; }
.pagination-wrap a.active, .pagination-wrap a:hover { border-color: var(--sis-blue); background: var(--sis-blue); color: #fff; }
.blog-article { max-width: 960px; overflow: hidden; border: 1px solid #dce5ee; border-radius: 16px; background: #fff; box-shadow: 0 12px 35px rgba(17,48,87,.08); }
.blog-hero-image { width: calc(100% - 48px); max-width: 720px; height: min(400px, 52vw); margin: 24px auto 0; display: block; object-fit: contain; border-radius: 12px; background: #f3f6f8; }
.blog-article-content { padding: clamp(22px, 4vw, 48px); }
.blog-copy { color: #394b5e; font-size: 17px; line-height: 1.9; overflow-wrap: anywhere; }
.blog-copy p { min-height: 1em; margin: 0 0 18px; white-space: pre-wrap; }
.blog-copy p:empty::before { content: '\00a0'; }
.blog-copy h1, .blog-copy h2, .blog-copy h3, .blog-copy h4, .blog-copy h5, .blog-copy h6 { margin: 28px 0 12px; color: var(--sis-blue-dark); font-weight: 800; line-height: 1.3; }
.blog-copy h1 { font-size: clamp(30px, 5vw, 40px); }
.blog-copy h2 { font-size: clamp(26px, 4vw, 33px); }
.blog-copy h3 { font-size: clamp(22px, 3.4vw, 27px); }
.blog-copy h4 { font-size: 21px; }
.blog-copy h5 { font-size: 18px; }
.blog-copy h6 { font-size: 16px; text-transform: uppercase; letter-spacing: .04em; }
.blog-copy ul, .blog-copy ol { margin: 0 0 18px; padding-left: 28px; }
.blog-copy li { margin-bottom: 7px; white-space: pre-wrap; }
.blog-copy blockquote { margin: 22px 0; padding: 12px 18px; border-left: 4px solid var(--sis-blue); background: #f3f7fc; }
.blog-copy a { color: var(--sis-blue); text-decoration: underline; }
.related-blog { height: 100%; display: block; overflow: hidden; border: 1px solid #dce5ee; border-radius: 12px; background: #fff; color: var(--sis-blue-dark); }
.related-blog img { width: 100%; aspect-ratio: 16 / 9; display: block; object-fit: cover; }
.related-blog strong { display: block; padding: 16px; line-height: 1.4; }
.product-detail-content .lead { color: var(--sis-muted); font-size: 16px; line-height: 1.7; }
.stock-label { display: inline-block; padding: 7px 12px; border-radius: 20px; color: #176a3b; background: #e2f5e9; font-size: 12px; font-weight: 700; }
.stock-label.out { color: #a62735; background: #ffe5e8; }
.quantity-row { display: flex; align-items: center; gap: 12px; margin: 24px 0; }
.quantity-row input { width: 80px; height: 44px; border: 1px solid var(--sis-border); border-radius: 7px; text-align: center; }
.detail-description { margin-top: 35px; padding-top: 25px; border-top: 1px solid var(--sis-border); color: var(--sis-muted); line-height: 1.8; }
.detail-description-title { display: block; margin-bottom: 15px; color: var(--sis-blue-dark); font-size: 18px; }
.product-rich-description { overflow-wrap: anywhere; }
.product-rich-description h1, .product-rich-description h2, .product-rich-description h3, .product-rich-description h4, .product-rich-description h5, .product-rich-description h6 { margin: 25px 0 12px; color: var(--sis-blue-dark); font-weight: 800; line-height: 1.3; }
.product-rich-description h1 { font-size: 32px; }
.product-rich-description h2 { font-size: 27px; }
.product-rich-description h3 { font-size: 22px; }
.product-rich-description h4 { font-size: 18px; }
.product-rich-description h5 { font-size: 16px; }
.product-rich-description h6 { font-size: 14px; text-transform: uppercase; letter-spacing: .04em; }
.product-rich-description p { min-height: 1em; margin: 0 0 15px; white-space: pre-wrap; }
.product-rich-description .product-description-text { margin: 0; white-space: normal; overflow-wrap: anywhere; font-size: 17px; line-height: 25px; }
.product-rich-description p:empty::before { content: '\00a0'; }
.product-rich-description .description-spacer { min-height: 1em; margin: 0 0 15px; }
.product-rich-description ul, .product-rich-description ol { margin: 0 0 18px; padding-left: 24px; }
.product-rich-description li { margin-bottom: 7px; white-space: pre-wrap; }
.product-rich-description blockquote { margin: 20px 0; padding: 14px 18px; border-left: 4px solid var(--sis-green-dark); color: #4d6073; background: #f3f7fa; }
.product-rich-description a { color: var(--sis-blue); text-decoration: underline; }
.product-rich-description::after, .blog-copy::after { content: ''; display: table; clear: both; }
.product-rich-description hr, .blog-copy hr { height: 1px; margin: 28px 0; border: 0; background: var(--sis-border); }
.product-rich-description pre, .blog-copy pre { margin: 20px 0; padding: 16px; overflow-x: auto; border-radius: 8px; color: #eef5ff; background: #142236; font: 14px/1.65 Consolas, Monaco, monospace; white-space: pre; }
.product-rich-description code, .blog-copy code { padding: 2px 5px; border-radius: 4px; color: #9b2c2c; background: #f7eaea; font-family: Consolas, Monaco, monospace; }
.product-rich-description pre code, .blog-copy pre code { padding: 0; color: inherit; background: transparent; }
.product-rich-description figure, .blog-copy figure { max-width: 100%; margin: 24px auto; }
.product-rich-description figure.image img, .blog-copy figure.image img { max-width: 100%; height: auto; display: block; margin: auto; border-radius: 8px; }
.product-rich-description figure.image-style-side, .blog-copy figure.image-style-side { max-width: 50%; margin: 8px 0 18px 24px; float: right; }
.product-rich-description figcaption, .blog-copy figcaption { margin-top: 8px; color: var(--sis-muted); font-size: 13px; line-height: 1.5; text-align: center; }
.product-rich-description figure.table, .blog-copy figure.table { overflow-x: auto; }
.product-rich-description table, .blog-copy table { width: 100%; min-width: 520px; border-collapse: collapse; color: #394b5e; background: #fff; }
.product-rich-description th, .product-rich-description td, .blog-copy th, .blog-copy td { padding: 10px 12px; border: 1px solid #cfd9e4; vertical-align: top; }
.product-rich-description th, .blog-copy th { color: var(--sis-blue-dark); background: #edf4fa; font-weight: 800; }
.product-rich-description figure.media, .blog-copy figure.media { width: 100%; }
.rich-media { position: relative; width: 100%; padding-top: 56.25%; overflow: hidden; border-radius: 10px; background: #101a28; }
.rich-media iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }

.cart-table { width: 100%; }
.cart-table th { padding: 14px; border-bottom: 1px solid var(--sis-border); color: var(--sis-muted); background: #f7f9fc; font-size: 11px; text-transform: uppercase; }
.cart-table td { padding: 18px 14px; border-bottom: 1px solid var(--sis-border); vertical-align: middle; }
.cart-product { display: flex; align-items: center; gap: 15px; min-width: 300px; }
.cart-product img { width: 80px; height: 80px; padding: 6px; object-fit: contain; border-radius: 8px; background: #f5f7fa; }
.cart-product strong, .cart-product small { display: block; }
.cart-product small { margin-top: 4px; color: var(--sis-muted); }
.cart-quantity { width: 75px; height: 42px; border: 1px solid var(--sis-border); border-radius: 6px; text-align: center; }
.remove-button { border: 0; color: #c52d3c; background: transparent; }
.summary-card { padding: 25px; }
.summary-card h3 { margin: 0 0 20px; font-size: 21px; font-weight: 800; }
.summary-line { display: flex; justify-content: space-between; padding: 9px 0; color: var(--sis-muted); }
.summary-line.total { margin-top: 10px; padding-top: 17px; border-top: 1px solid var(--sis-border); color: var(--sis-ink); font-size: 18px; font-weight: 800; }
.empty-state { padding: 70px 25px; text-align: center; }
.empty-state i { color: #cad2dc; font-size: 65px; }
.empty-state h2 { margin: 22px 0 8px; font-weight: 800; }
.empty-state p { color: var(--sis-muted); }

.checkout-section-title { margin: 0 0 20px; padding-bottom: 14px; border-bottom: 1px solid var(--sis-border); font-size: 21px; font-weight: 800; }
.payment-option {
  width: 100%;
  margin: 0;
  padding: 18px;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  border: 2px solid #ccd7e6;
  border-radius: 8px;
  background: #fff;
  cursor: pointer;
}
.payment-option:has(input:checked) { border-color: var(--sis-blue); background: #edf4ff; }
.payment-option input { margin-top: 4px; accent-color: var(--sis-blue); }
.payment-option span { flex: 1; }
.payment-coming { margin-top: 12px; padding: 16px; border: 1px dashed #c8ced7; border-radius: 8px; color: #9199a4; background: #fafafa; }
.payment-security-note { margin-top: 14px; display: block; color: var(--sis-muted); line-height: 1.5; text-align: center; }
.payment-security-note i { color: var(--sis-green-dark); }
.payment-wait-page { min-height: 100vh; display: flex; align-items: center; }
.payment-loader {
  width: 62px;
  height: 62px;
  margin: 0 auto 24px;
  border: 6px solid #dce7f7;
  border-top-color: var(--sis-blue);
  border-radius: 50%;
  animation: payment-spin .8s linear infinite;
}
.payment-result-icon {
  width: 90px;
  height: 90px;
  margin: 0 auto 22px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  color: #fff;
  font-size: 42px;
}
.payment-result-success { background: var(--sis-green-dark); }
.payment-result-failure { background: #c52d3c; }
.payment-result-review { background: #d88400; }
@keyframes payment-spin { to { transform: rotate(360deg); } }
.success-icon { width: 90px; height: 90px; margin: 0 auto 22px; display: flex; align-items: center; justify-content: center; border-radius: 50%; color: #fff; background: var(--sis-green-dark); font-size: 42px; }
.order-number { display: inline-block; padding: 13px 24px; border: 1px dashed var(--sis-blue); border-radius: 7px; color: var(--sis-blue); background: #eff5ff; font-weight: 800; }

.about-image {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 16px;
  background: #f7f9fc;
  box-shadow: 0 18px 50px rgba(8,39,75,.15);
}
.about-image img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: contain;
  object-position: center;
}
.about-copy h2 { margin-bottom: 20px; color: var(--sis-blue-dark); font-size: 36px; font-weight: 800; }
.about-copy p { color: var(--sis-muted); line-height: 1.8; }
.feature-list { margin-top: 25px; }
.feature-list div { margin-bottom: 14px; display: flex; gap: 12px; }
.feature-list i { margin-top: 3px; color: var(--sis-green-dark); }
.contact-item { display: flex; gap: 16px; padding: 18px 0; border-bottom: 1px solid var(--sis-border); }
.contact-item i { width: 42px; color: var(--sis-blue); font-size: 26px; }
.contact-item strong, .contact-item span { display: block; }
.contact-item span { margin-top: 4px; color: var(--sis-muted); }
.account-auth-card { max-width: 520px; margin: 0 auto; padding: 34px; }
.account-auth-card-wide { max-width: 720px; }
.account-auth-card h2 { color: var(--sis-blue-dark); font-weight: 800; }
.account-switch { margin: 22px 0 0; text-align: center; color: var(--sis-muted); }
.account-switch a { color: var(--sis-blue); font-weight: 800; }
.account-empty { padding: 34px 10px; text-align: center; color: var(--sis-muted); }
.account-empty i { margin-bottom: 15px; color: var(--sis-blue); font-size: 44px; }
.account-orders th { border-top: 0; color: var(--sis-muted); font-size: 11px; text-transform: uppercase; }
.account-orders td { vertical-align: middle; }
.customer-order-status { padding: 5px 9px; display: inline-block; border-radius: 20px; color: #1768aa; background: #e2f1ff; font-size: 11px; font-weight: 800; text-transform: capitalize; }
.price-request-box { margin-top: 24px; padding: 24px; border: 1px solid #d7e3ec; border-left: 5px solid var(--sis-blue); border-radius: 12px; background: #f7fafc; scroll-margin-top: 130px; }
.price-request-box h2 { margin-bottom: 8px; font-size: 24px; }
.price-request-box .form-group { margin-bottom: 14px; }
.price-request-box label { display: block; margin-bottom: 6px; font-weight: 700; }

.site-footer { padding-top: 60px; color: #d7e0ed; background: #061e3d; }
.footer-logo { width: 210px; height: 110px; margin-bottom: 18px; padding: 8px; object-fit: contain; border-radius: 8px; background: #fff; }
.site-footer p { color: #aebcd0; line-height: 1.75; }
.site-footer h5 { margin-bottom: 20px; color: #fff; font-size: 16px; font-weight: 800; }
.site-footer a { display: block; margin-bottom: 10px; color: #aebcd0; }
.site-footer a:hover { color: #b7dc42; }
.site-footer .footer-contact { margin: 0 0 10px; line-height: 1.5; }
.footer-contact i { width: 22px; color: #b7dc42; }
.site-footer .footer-inline-link { display: inline; margin: 0; overflow-wrap: anywhere; }
.site-footer .admin-link { margin-top: 18px; color: #b7dc42; }
.footer-bottom { margin-top: 50px; padding: 18px 0; border-top: 1px solid rgba(255,255,255,.1); color: #8fa1b9; font-size: 12px; }
.footer-bottom .container { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 10px 22px; }
.footer-bottom .developer-credit { white-space: nowrap; }
.site-footer .footer-bottom .developer-credit a { display: inline; margin: 0; color: #b7dc42; font-weight: 700; }
.site-footer .footer-bottom .developer-credit a:hover { color: #fff; }
.error-code { display: block; color: var(--sis-blue); font-size: 90px; font-weight: 900; line-height: 1; }

@media (max-width: 1199.98px) {
  .header-row { flex-wrap: wrap; min-height: 75px; padding-top: 8px; padding-bottom: 8px; }
  .brand { flex: 1; }
  .brand img { width: 165px; height: 58px; }
  .mobile-toggle { display: block; order: 2; }
  .header-actions { order: 1; }
  .main-nav {
    order: 3;
    flex: 0 0 100%;
    width: 100%;
    min-width: 0;
    display: none;
    align-items: stretch;
    flex-direction: column;
    padding: 12px 0;
    border-top: 1px solid var(--sis-border);
  }
  .main-nav.open { display: flex; }
  .main-nav > a, .main-nav .nav-dropdown { width: 100%; }
  .main-nav > a, .nav-dropdown > a { padding: 10px 4px; }
  .nav-mega {
    position: static;
    width: 100%;
    max-height: 320px;
    visibility: visible;
    display: grid;
    overflow-y: auto;
    opacity: 1;
    transform: none;
    box-shadow: none;
    border-width: 1px;
  }
  .nav-mega > div { height: 190px; }
}

@media (max-width: 767.98px) {
  .top-strip .container { min-height: 32px; justify-content: center; }
  .top-strip .container > span, .top-strip a:first-child { display: none; }
  .top-strip a { margin: 0; }
  .header-search { display: none; }
  .user-button span { display: none; }
  .cart-button span { display: none; }
  .nav-dropdown { width: 100%; }
  .nav-dropdown > a { width: 100%; }
  .nav-mega {
    width: 100%;
    max-height: 65vh;
    padding: 12px;
    grid-template-columns: 1fr;
    gap: 12px;
    border-radius: 6px;
  }
  .nav-mega > div {
    width: 100%;
    height: 170px;
    padding: 0 8px 0 2px;
  }
  .nav-mega a { font-size: 13px; }
  .section { padding: 54px 0; }
  .section-heading h2, .about-copy h2 { font-size: 29px; }
  .hero img { min-height: 0; height: auto; aspect-ratio: auto; object-fit: contain; }
  .benefit { margin: 12px 0; }
  .inner-hero h1 { font-size: 31px; }
  .category-card { height: 375px; }
  .category-card-media { height: 208px; flex-basis: 208px; }
  .category-card-media img { height: 100%; padding: 14px; }
  .product-image { aspect-ratio: 1 / 1; }
  .product-detail-image { height: 390px; }
  .product-detail-content { padding: 30px 0 0; }
  .product-detail-content h1, .product-page-heading { font-size: 29px; }
  .blog-card-body { padding: 17px; }
  .blog-article-content { padding: 22px 18px; }
  .blog-copy { font-size: 16px; }
  .product-rich-description figure.image-style-side, .blog-copy figure.image-style-side { max-width: 100%; margin: 20px auto; float: none; }
  .price-request-box { padding: 18px; }
  .shop-toolbar { align-items: flex-start; flex-direction: column; gap: 12px; }
  .pagination-row { gap: 5px; margin-top: 24px; }
  .pagination-row a, .pagination-row span { min-width: 36px; height: 36px; }
  .pagination-row .pagination-control { padding: 0 10px; }
  .pagination-row .pagination-control span { display: none; }
  .footer-bottom .container { flex-direction: column; gap: 7px; text-align: center; }
}

@media (max-width: 420px) {
  .header-row { gap: 10px; }
  .brand { min-width: 0; }
  .brand img { width: 125px; height: 52px; }
  .header-actions { gap: 7px; }
  .user-button, .cart-button { padding: 0 8px; }
  .mobile-toggle { flex: 0 0 38px; width: 38px; height: 38px; }
  .nav-mega { max-height: 60vh; }
  .nav-mega > div { height: 160px; }
}

@media (max-width: 420px) {
  .category-card { height: 365px; }
  .category-card-media { height: 198px; flex-basis: 198px; }
  .category-card-body { padding: 18px; }
  .product-body { padding: 16px; }
}


/* Trusted brands */
.trusted-brands-section { padding: 62px 0; background: #fff; border-top: 1px solid #eef1f4; border-bottom: 1px solid #eef1f4; }
.trusted-brands-heading { margin-bottom: 30px; }
.trusted-brands-grid { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 16px; }
.trusted-brand-card { color: inherit; text-decoration: none; min-width: 0; min-height: 142px; padding: 18px 12px 14px; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 11px; border: 1px solid #e7ebef; border-radius: 12px; background: #fff; box-shadow: 0 5px 20px rgba(22, 35, 52, .045); transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease; }
.trusted-brand-card:hover { color: inherit; text-decoration: none; transform: translateY(-3px); border-color: #d4dce4; box-shadow: 0 10px 26px rgba(22, 35, 52, .09); }
.trusted-brand-logo { width: 100%; height: 68px; display: flex; align-items: center; justify-content: center; }
.trusted-brand-logo img { display: block; width: auto; max-width: 100%; height: auto; max-height: 64px; object-fit: contain; }
.trusted-brand-card h3 { margin: 0; max-width: 100%; color: #253140; font-size: 13px; font-weight: 700; line-height: 1.3; text-align: center; overflow-wrap: anywhere; }
@media (max-width: 1199.98px) { .trusted-brands-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); } }
@media (max-width: 767.98px) { .trusted-brands-section { padding: 48px 0; } .trusted-brands-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; } .trusted-brand-card { min-height: 118px; padding: 13px 8px 10px; } .trusted-brand-logo { height: 56px; } .trusted-brand-logo img { max-height: 52px; } .trusted-brand-card h3 { font-size: 12px; } }
@media (max-width: 420px) { .trusted-brands-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }