:root {
  --c-primary: #79a92b;
  --c-primary1: #007a33;
  --c-primary-dark: #005c27;
  --c-accent: #c8102e;
  --c-navy: #0f1b2d;
  --c-navy-light: #1a2940;
  --c-gray-bg: #f7f8fa;
  --c-border: #e2e5ea;
  --c-text: #2d2d2d;
  --c-text-light: #6b7280;
  --maxw: 1320px;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--c-text);
  background: #fff;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
body.nav-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }

/* ===== Top Bar ===== */
.top-bar {
  background: var(--c-navy);
  color: #fff;
  font-size: 13px;
  padding: 10px 24px;
  letter-spacing: 0.01em;
}
.top-bar-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 8px 24px;
}
.top-bar strong { font-weight: 700; letter-spacing: 0.04em; }
.top-bar-links { display: flex; gap: 24px; flex-wrap: wrap; }
.top-bar a { color: rgba(255,255,255,.85); font-weight: 500; }
.top-bar a:hover { color: #fff; text-decoration: underline; }

/* ===== Header ===== */
.site-header {
  background: #fff;
  border-bottom: 1px solid var(--c-border);
  padding: 14px 24px;
  position: sticky;
  top: 0;
  z-index: 300;
  box-shadow: 0 1px 8px rgba(0,0,0,.04);
}
.header-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 24px;
}
.logo { display: inline-flex; align-items: center; flex-shrink: 0; line-height: 0; }
.logo img { height: 54px; width: auto; }
.search-wrap {
  display: flex;
  flex: 1;
  max-width: 520px;
  margin-left: auto;
}
.search-wrap input {
  flex: 1;
  border: 2px solid var(--c-primary);
  border-radius: 6px 0 0 6px;
  padding: 10px 16px;
  font-size: 14px;
  outline: none;
  transition: box-shadow .2s;
}
.search-wrap input:focus { box-shadow: 0 0 0 3px rgba(0,122,51,.12); }
.search-wrap button {
  background: var(--c-primary);
  color: #fff;
  border: 2px solid var(--c-primary);
  border-left: 0;
  border-radius: 0 6px 6px 0;
  padding: 0 24px;
  cursor: pointer;
  font-weight: 700;
  font-size: 14px;
  transition: background .2s;
}
.search-wrap button:hover { background: var(--c-primary-dark); border-color: var(--c-primary-dark); }
.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 44px; height: 44px;
  border: 1px solid var(--c-border);
  border-radius: 8px;
  background: #fff;
  cursor: pointer;
  font-size: 22px;
  flex-shrink: 0;
}

/* ===== Main Nav ===== */
.main-nav {
  background: var(--c-primary);
  position: relative;
  z-index: 200;
}
.main-nav-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
}
.nav-list {
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: stretch;
  gap: 0;
}
.nav-item { position: relative; }
.nav-parent {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  padding: 14px 22px;
  font-size: 14px;
  font-weight: 600;
  color: #fff;
  text-decoration: none !important;
  transition: background .2s;
}
.nav-parent:hover { background: rgba(255,255,255,.15); }
.nav-caret { font-size: 10px; opacity: .7; transition: transform .2s; }
.nav-item:hover .nav-caret, .nav-item.is-open .nav-caret { transform: rotate(180deg); }
.nav-item:hover .nav-parent { background: rgba(255,255,255,.15); }
.dropdown {
  position: absolute;
  left: 0;
  top: 100%;
  background: #fff;
  border-top: 3px solid var(--c-primary);
  box-shadow: 0 16px 48px rgba(0,0,0,.14);
  padding: 12px 0;
  display: none;
  text-align: left;
  z-index: 250;
  min-width: 220px;
  border-radius: 0 0 8px 8px;
}
.dropdown a {
  display: block;
  padding: 10px 24px;
  font-size: 14px;
  font-weight: 500;
  color: #333;
  transition: background .15s, color .15s;
}
.dropdown a:hover {
  background: var(--c-gray-bg);
  color: var(--c-primary);
  text-decoration: none;
}

/* ===== Hero Banner (Swiper) ===== */
.hero-banner {
  position: relative;
  background: #0a1628;
  overflow: hidden;
  min-height: 320px;
}
.heroSwiper { height: 100%; }
.heroSwiper .swiper-wrapper { height: 100%; }
.hero-banner .swiper-slide {
  position: relative;
  min-height: 320px;
  overflow: hidden;
}
.hero-banner .swiper-slide img {
  width: 100%; height: auto; min-height: 320px;
}
.hero-banner .swiper-slide a {
  display: block; width: 100%; height: 100%; position: relative; z-index: 1;
}
.hero-overlay {
  position: absolute; inset: 0; z-index: 2;
  background: linear-gradient(135deg, rgba(15,27,45,.72) 0%, rgba(15,27,45,.25) 60%, transparent 100%);
  display: flex; align-items: center;
  padding: 40px 48px;
}
.hero-text { max-width: 600px; color: #fff; }
.hero-text h2 {
  font-size: clamp(1.6rem, 4vw, 2.8rem);
  font-weight: 800; line-height: 1.15;
  margin-bottom: 14px;
  text-shadow: 0 2px 12px rgba(0,0,0,.3);
}
.hero-text p {
  font-size: clamp(14px, 1.6vw, 18px);
  opacity: .92; line-height: 1.6; margin-bottom: 24px;
}
.hero-text .btn-hero {
  display: inline-block; background: var(--c-accent); color: #fff !important;
  padding: 14px 36px; border-radius: 6px; font-weight: 700; font-size: 15px;
  transition: transform .2s, box-shadow .2s;
}
.hero-text .btn-hero:hover {
  transform: translateY(-2px); box-shadow: 0 8px 24px rgba(200,16,46,.35);
  text-decoration: none;
}
.hero-banner .swiper-pagination-bullet { background: #fff; opacity: .5; width: 10px; height: 10px; }
.hero-banner .swiper-pagination-bullet-active { opacity: 1; background: var(--c-accent); }
.hero-banner .swiper-button-next,
.hero-banner .swiper-button-prev {
  color: #fff; background: rgba(0,0,0,.25); width: 48px; height: 48px;
  border-radius: 50%; transition: background .2s;
}
.hero-banner .swiper-button-next:hover,
.hero-banner .swiper-button-prev:hover { background: rgba(0,0,0,.5); }
.hero-banner .swiper-button-next::after,
.hero-banner .swiper-button-prev::after { font-size: 18px; font-weight: 700; }

/* ===== Section Common ===== */
.section {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 56px 24px;
}
.section-head {
  display: flex; justify-content: space-between;
  align-items: center; margin-bottom: 36px; flex-wrap: wrap; gap: 12px;
}
.section-head h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 800; color: var(--c-navy);
  position: relative;
}
.section-head h2::after {
  content: ''; display: block; width: 48px; height: 3px;
  background: var(--c-primary); margin-top: 10px; border-radius: 2px;
}
.section-head a {
  font-size: 14px; font-weight: 600; color: var(--c-primary);
  border: 1px solid var(--c-primary); padding: 8px 20px;
  border-radius: 6px; transition: all .2s;
}
.section-head a:hover {
  background: var(--c-primary); color: #fff; text-decoration: none;
}

/* ===== Stats Bar ===== */
.stats-bar {
  background: linear-gradient(135deg, var(--c-primary) 0%, var(--c-primary-dark) 100%);
  padding: 36px 24px;
}
.stats-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  text-align: center;
  color: #fff;
}
.stat-item { padding: 12px; }
.stat-num {
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 800; line-height: 1.1;
  margin-bottom: 6px;
}
.stat-label { font-size: 14px; opacity: .88; font-weight: 500; }

/* ===== Why Choose Us ===== */
.why-us { background: #fff; padding: 0; }
.why-us.section { padding-top: 44px; padding-bottom: 52px; }
.why-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}
.why-card {
  text-align: center; padding: 36px 20px 28px; border-radius: 12px;
  border: 1px solid var(--c-border); background: #fff;
  transition: all .3s;
}
.why-card:hover {
  border-color: var(--c-primary);
  box-shadow: 0 16px 40px rgba(0,122,51,.1);
  transform: translateY(-6px);
}
.why-icon {
  width: 64px; height: 64px; margin: 0 auto 18px;
  background: linear-gradient(135deg, var(--c-primary) 0%, #00a844 100%);
  color: #fff; border-radius: 16px;
  display: flex; align-items: center; justify-content: center;
  font-size: 28px; box-shadow: 0 8px 20px rgba(0,122,51,.2);
}
.why-card h3 { font-size: 1.1rem; margin-bottom: 10px; color: var(--c-navy); font-weight: 700; }
.why-card p { font-size: 14px; color: var(--c-text-light); line-height: 1.6; margin: 0; }

/* ===== Featured Products ===== */
.product-section { background: var(--c-gray-bg); }
.product-section .section { padding-bottom: 48px; }
.product-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}
.product-card {
  display: flex; flex-direction: column;
  background: #fff; border-radius: 12px; overflow: hidden;
  transition: box-shadow .3s, transform .3s;
  text-decoration: none !important; color: inherit;
  border: 1px solid var(--c-border);
}
.product-card:hover {
  box-shadow: 0 16px 40px rgba(0,0,0,.1);
  transform: translateY(-6px);
}
.product-card-img-wrap {
  aspect-ratio: 1; overflow: hidden; background: #f3f4f6;
}
.product-card img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform .5s ease;
}
.product-card:hover img { transform: scale(1.08); }
.product-card-body {
  padding: 16px 14px 18px; flex: 1;
  display: flex; flex-direction: column; gap: 10px;
}
.product-card-title {
  font-size: 15px; font-weight: 700; line-height: 1.4; color: #222;
  display: -webkit-box; -webkit-line-clamp: 2;
  -webkit-box-orient: vertical; overflow: hidden;
}
.product-card-more {
  font-size: 13px; font-weight: 600; color: var(--c-primary); margin-top: auto;
  display: inline-flex; align-items: center; gap: 4px;
  transition: gap .2s;
}
.product-card:hover .product-card-more { gap: 8px; }

/* ===== Company Intro ===== */
.company-intro-strip { background: #fff; }
.company-intro {
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
  align-items: center;
}
.company-intro-text { min-width: 0; }
.company-intro-text h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 800; color: var(--c-navy); margin-bottom: 20px;
  position: relative;
}
.company-intro-text h2::after {
  content: ''; display: block; width: 48px; height: 3px;
  background: var(--c-primary); margin-top: 10px; border-radius: 2px;
}
.company-intro-body {
  font-size: 15px; color: #444; line-height: 1.85;
  margin-bottom: 28px; text-align: justify;
}
.company-intro-body p { margin-bottom: 16px; }
.company-intro-body p:last-child { margin-bottom: 0; }
.btn-primary {
  display: inline-block; background: var(--c-primary); color: #fff !important;
  padding: 14px 32px; border-radius: 6px; font-weight: 700; font-size: 15px;
  border: none; cursor: pointer; transition: all .2s;
}
.btn-primary:hover {
  background: var(--c-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,122,51,.25);
  text-decoration: none;
}
.company-intro-media {
  border-radius: 16px; overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,.1);
  position: relative;
}
.company-intro-media img {
  width: 100%; height: auto; aspect-ratio: 4 / 3;
  object-fit: cover; display: block;
}

/* ===== Video Section (Homepage Dark) ===== */
.video-section { background: var(--c-navy); color: #fff; }
.video-section .section-head h2 { color: #fff; }
.video-section .section-head h2::after { background: var(--c-accent); }
.video-section .section-head a { border-color: rgba(255,255,255,.4); color: #fff; }
.video-section .section-head a:hover { background: #fff; color: var(--c-navy); border-color: #fff; }
.video-section .video-card {
  background: var(--c-navy-light);
  color: #fff;
  border: none;
}
.video-section .video-card:hover {
  box-shadow: 0 12px 36px rgba(0,0,0,.3);
}
.video-section .video-card-title {
  padding: 14px 16px;
  font-size: 14px;
  font-weight: 600;
  color: #fff;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* ===== Video Grid ===== */
.video-grid {
  display: grid; grid-template-columns: 1fr; gap: 28px;
}
.video-card {
  border-radius: 12px; overflow: hidden;
  background: #fff;
  border: 1px solid var(--c-border);
  transition: box-shadow .3s, transform .3s;
  text-decoration: none !important; color: inherit;
}
.video-card:hover {
  box-shadow: 0 16px 40px rgba(0,0,0,.1);
  transform: translateY(-4px);
}
.video-card-iframe {
  aspect-ratio: 16 / 9; overflow: hidden; background: #000;
}
.video-card-iframe iframe {
  width: 100%; height: 100%; border: none;
}
.video-card-body { padding: 16px; }
.video-card-title {
  font-size: 15px; font-weight: 700; color: var(--c-navy);
  line-height: 1.4; margin-bottom: 6px;
  display: -webkit-box; -webkit-line-clamp: 2;
  -webkit-box-orient: vertical; overflow: hidden;
}
.video-card-desc {
  font-size: 13px; color: var(--c-text-light); line-height: 1.6;
  display: -webkit-box; -webkit-line-clamp: 2;
  -webkit-box-orient: vertical; overflow: hidden;
}

/* ===== Partners / Links ===== */
.partners-section { background: var(--c-gray-bg); }
.partners-grid {
  display: flex; flex-wrap: wrap; align-items: center;
  justify-content: center; gap: 32px;
}
.partner-logo {
  width: 140px; height: 70px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 8px; background: #fff; padding: 12px;
  border: 1px solid var(--c-border);
  transition: box-shadow .2s;
}
.partner-logo:hover { box-shadow: 0 8px 24px rgba(0,0,0,.08); }
.partner-logo img { max-width: 100%; max-height: 100%; object-fit: contain; }
.customer-grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px;
  margin-top: 32px;
}
.customer-card {
  border-radius: 10px; overflow: hidden; background: #fff;
  border: 1px solid var(--c-border); transition: all .2s;
  text-decoration: none !important; color: inherit;
}
.customer-card:hover { box-shadow: 0 8px 24px rgba(0,0,0,.08); transform: translateY(-3px); }
.customer-card-img { aspect-ratio: 4 / 3; overflow: hidden; }
.customer-card-img img { width: 100%; height: 100%; object-fit: cover; }
.customer-card-title {
  padding: 10px 12px; font-size: 13px; font-weight: 600;
  color: var(--c-navy); text-align: center;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}

/* ===== CTA Section ===== */
.cta-section {
  background: linear-gradient(135deg, var(--c-primary) 0%, #005c27 100%);
  padding: 64px 24px;
  text-align: center; color: #fff;
}
.cta-inner { max-width: 700px; margin: 0 auto; }
.cta-inner h2 {
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  font-weight: 800; margin-bottom: 16px;
}
.cta-inner p {
  font-size: 16px; opacity: .9; line-height: 1.7; margin-bottom: 28px;
}
.btn-white {
  display: inline-block; background: #fff; color: var(--c-primary) !important;
  padding: 14px 40px; border-radius: 6px; font-weight: 700; font-size: 16px;
  transition: all .2s;
}
.btn-white:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,0,0,.15);
  text-decoration: none;
}

/* ===== Footer ===== */
.site-footer {
  background: var(--c-navy); color: rgba(255,255,255,.7);
  padding: 56px 24px 24px; font-size: 13px;
}
.footer-inner {
  max-width: var(--maxw); margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}
.footer-about p { line-height: 1.7; margin-top: 12px; }
.footer-social {
  display: flex; gap: 12px; margin-top: 20px;
}
.footer-social a {
  display: flex; align-items: center; justify-content: center;
  width: 38px; height: 38px; border-radius: 50%;
  background: rgba(255,255,255,.2); color: rgba(255,255,255,.6);
  font-size: 18px; transition: all .2s;
}
.footer-social a:hover {
  background: var(--c-primary); color: #fff;
  text-decoration: none; transform: translateY(-2px);
}
.footer-logo { max-width: 160px; margin-bottom: 8px; }
.footer-logo img { width: 100%; height: auto; }
.site-footer h4 {
  color: #fff; font-size: 15px; margin-bottom: 16px; font-weight: 700;
  position: relative; padding-bottom: 10px;
}
.site-footer h4::after {
  content: ''; position: absolute; bottom: 0; left: 0;
  width: 28px; height: 2px; background: var(--c-primary); border-radius: 1px;
}
.site-footer ul { list-style: none; }
.site-footer li { margin-bottom: 10px; }
.site-footer a { color: rgba(255,255,255,.65); transition: color .2s; }
.site-footer a:hover { color: #fff; text-decoration: none; }
.footer-contact-item {
  display: flex; gap: 10px; margin-bottom: 14px; align-items: flex-start;
}
.footer-contact-item i { color: var(--c-primary); margin-top: 2px; font-size: 15px; }
.footer-contact-item span { line-height: 1.6; }
.footer-bottom {
  max-width: var(--maxw); margin: 40px auto 0;
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,.1);
  display: flex; flex-wrap: wrap;
  justify-content: space-between; align-items: center;
  gap: 8px;
  color: rgba(255,255,255,.4); font-size: 12px;
}
.footer-bottom a { color: rgba(255,255,255,.5); }
.footer-bottom a:hover { color: #fff; }

/* ===== Page Banner ===== */
.page-banner {
  background: linear-gradient(135deg, var(--c-navy) 0%, var(--c-navy-light) 100%);
  padding: 60px 24px 48px;
  text-align: center; color: #fff;
  position: relative; overflow: hidden;
}
.page-banner::before {
  content: '';
  position: absolute; top: -50%; right: -20%;
  width: 400px; height: 400px;
  background: rgba(0,122,51,.08);
  border-radius: 50%; pointer-events: none;
}
.page-banner h1 { font-size: clamp(1.6rem, 4vw, 2.4rem); font-weight: 800; margin-bottom: 10px; }
.page-banner p { font-size: 15px; opacity: .8; max-width: 600px; margin: 0 auto; }
.breadcrumb {
  display: flex; justify-content: center; gap: 8px;
  font-size: 13px; opacity: .7; margin-top: 16px; flex-wrap: wrap;
}
.breadcrumb a { color: #fff; opacity: .8; }
.breadcrumb a:hover { opacity: 1; text-decoration: underline; }
.breadcrumb span { opacity: .5; }

/* ===== Info Page ===== */
.info-content {
  display: grid; grid-template-columns: 1fr;
  gap: 36px; align-items: start;
}
.info-body {
  font-size: 15px; color: #444; line-height: 1.85; text-align: justify;
}
.info-body p { margin-bottom: 16px; }
.info-body p:last-child { margin-bottom: 0; }
.info-media {
  border-radius: 16px; overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,.1);
}
.info-media img {
  width: 100%; aspect-ratio: auto !important; height: auto !important;
  object-fit: cover; display: block;
}

/* ===== News List ===== */
.news-list {
  display: grid; grid-template-columns: 1fr; gap: 28px;
}
.news-card {
  display: flex; gap: 20px;
  background: #fff; border-radius: 12px; overflow: hidden;
  border: 1px solid var(--c-border);
  transition: box-shadow .3s, transform .3s;
  text-decoration: none !important; color: inherit;
  padding: 20px;
}
.news-card:hover { box-shadow: 0 12px 32px rgba(0,0,0,.08); transform: translateY(-4px); }
.news-card-img {
  width: 140px; min-width: 140px;
  border-radius: 8px; overflow: hidden;
  background: #f3f4f6; flex-shrink: 0;
}
.news-card-img img { width: 100%; height: 100%; object-fit: cover; }
.news-card-body {
  flex: 1; display: flex; flex-direction: column; gap: 8px;
}
.news-card-title {
  font-size: 16px; font-weight: 700; color: var(--c-navy);
  line-height: 1.4;
  display: -webkit-box; -webkit-line-clamp: 2;
  -webkit-box-orient: vertical; overflow: hidden;
}
.news-card-desc {
  font-size: 14px; color: var(--c-text-light); line-height: 1.6;
  display: -webkit-box; -webkit-line-clamp: 3;
  -webkit-box-orient: vertical; overflow: hidden;
}
.news-card-link {
  font-size: 13px; font-weight: 600; color: var(--c-primary);
  margin-top: auto; transition: gap .2s;
  display: inline-flex; align-items: center; gap: 4px;
}
.news-card:hover .news-card-link { gap: 8px; }

/* ===== Pagination ===== */
.pagination {
  display: flex; justify-content: center; gap: 6px;
  margin-top: 40px; flex-wrap: wrap;
}
.pagination a, .pagination span {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 40px; height: 40px; padding: 0 12px;
  border: 1px solid var(--c-border); border-radius: 8px;
  font-size: 14px; font-weight: 500; color: var(--c-text);
  transition: all .2s;
}
.pagination a:hover {
  background: var(--c-primary); color: #fff;
  border-color: var(--c-primary); text-decoration: none;
}
.pagination .active { background: var(--c-primary); color: #fff; border-color: var(--c-primary); }
.pagination .disabled { opacity: .4; pointer-events: none; }

/* ===== Article Detail ===== */
.article-detail { max-width: 860px; margin: 0 auto; }
.article-title {
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-weight: 800; color: var(--c-navy);
  line-height: 1.3; margin-bottom: 16px;
}
.article-meta {
  display: flex; flex-wrap: wrap; gap: 20px;
  font-size: 13px; color: var(--c-text-light);
  margin-bottom: 28px; padding-bottom: 20px;
  border-bottom: 1px solid var(--c-border);
}
.article-meta i { margin-right: 4px; color: var(--c-primary); }
.article-img {
  border-radius: 12px; overflow: hidden;
  margin-bottom: 28px; box-shadow: 0 8px 32px rgba(0,0,0,.08);
}
.article-img img { width: 100%; max-height: 480px; object-fit: cover; }
.article-desc {
  font-size: 16px; color: #444; line-height: 1.85;
  margin-bottom: 28px; padding: 20px 24px;
  background: var(--c-gray-bg); border-radius: 12px;
  border-left: 4px solid var(--c-primary);
}
.article-content {
  font-size: 15px; color: #444; line-height: 1.85; text-align: justify;
}
.article-content p { margin-bottom: 16px; }
.article-content img { border-radius: 8px; margin: 16px 0; }
.article-content h2, .article-content h3, .article-content h4 {
  color: var(--c-navy); margin: 28px 0 12px; font-weight: 700;
}
.article-content ul, .article-content ol { padding-left: 24px; margin-bottom: 16px; }
.article-content a { color: var(--c-primary); text-decoration: underline; }

/* ===== Buttons ===== */
.btn-back {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 14px; font-weight: 600; color: var(--c-primary);
  margin-top: 40px; padding: 12px 24px;
  border: 1px solid var(--c-primary); border-radius: 6px;
  transition: all .2s;
}
.btn-back:hover { background: var(--c-primary); color: #fff; text-decoration: none; }

/* ===== Category Grid ===== */
.category-desc {
  font-size: 15px; color: #555; line-height: 1.8;
  margin-bottom: 40px; max-width: 800px; text-align: justify;
}
.cat-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}
.cat-card {
  display: flex; flex-direction: column;
  background: #fff; border-radius: 12px; overflow: hidden;
  border: 1px solid var(--c-border);
  transition: box-shadow .3s, transform .3s;
  text-decoration: none !important; color: inherit;
}
.cat-card:hover { box-shadow: 0 16px 40px rgba(0,0,0,.1); transform: translateY(-6px); }
.cat-card-img { aspect-ratio: 1; overflow: hidden; background: #f3f4f6; }
.cat-card-img img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform .5s ease;
}
.cat-card:hover .cat-card-img img { transform: scale(1.08); }
.cat-card-body { padding: 16px 14px 18px; text-align: center; }
.cat-card-title { font-size: 15px; font-weight: 700; color: #222; line-height: 1.4; }

/* ===== No Result ===== */
.no-result {
  text-align: center; padding: 80px 24px;
  color: var(--c-text-light); font-size: 16px;
}
.no-result h3 { font-size: 20px; margin-bottom: 12px; color: var(--c-text); }

/* ===== Product Detail ===== */
.product-detail {
  display: grid; grid-template-columns: 1fr;
  gap: 40px; align-items: start;
}
.product-gallery { position: relative; }
.product-main-img {
  border-radius: 12px; overflow: hidden;
  background: #f3f4f6; aspect-ratio: 1; margin-bottom: 12px;
}
.product-main-img img { width: 100%; height: 100%; object-fit: cover; cursor: pointer; }
.product-thumbs { display: flex; gap: 10px; flex-wrap: wrap; }
.product-thumb {
  width: 72px; height: 72px; border-radius: 8px; overflow: hidden;
  border: 2px solid var(--c-border); cursor: pointer;
  transition: border-color .2s;
}
.product-thumb:hover, .product-thumb.active { border-color: var(--c-primary); }
.product-thumb img { width: 100%; height: 100%; object-fit: cover; }
.product-info h1 {
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-weight: 800; color: var(--c-navy);
  margin-bottom: 16px; line-height: 1.3;
}
.product-desc { font-size: 15px; color: #555; line-height: 1.8; margin-bottom: 24px; }
.product-spec {
  background: var(--c-gray-bg); border-radius: 12px;
  padding: 24px; margin-bottom: 28px;
  font-size: 14px; color: #444; line-height: 1.8;
}
.btn-enquiry {
  display: inline-block; background: var(--c-accent); color: #fff !important;
  padding: 14px 36px; border-radius: 6px; font-weight: 700; font-size: 15px;
  transition: all .2s; border: none; cursor: pointer;
  text-decoration: none !important;
}
.btn-enquiry:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(200,16,46,.35);
}
.product-content {
  font-size: 15px; color: #444; line-height: 1.85; text-align: justify;
  margin-top: 48px; padding-top: 40px;
  border-top: 1px solid var(--c-border);
}
.product-content p { margin-bottom: 16px; }
.product-content img { border-radius: 8px; margin: 16px 0; }

/* ===== Video Detail ===== */
.video-detail { max-width: 960px; margin: 0 auto; }
.video-player {
  border-radius: 12px; overflow: hidden;
  background: #000; box-shadow: 0 12px 40px rgba(0,0,0,.15);
  margin-bottom: 28px;
}
.video-player iframe { width: 100%; aspect-ratio: 16/9; border: none; display: block; }
.video-info { margin-bottom: 32px; }
.video-info h1 {
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-weight: 800; color: var(--c-navy);
  line-height: 1.3; margin-bottom: 16px;
}
.video-meta {
  display: flex; flex-wrap: wrap; gap: 20px;
  font-size: 13px; color: var(--c-text-light);
  margin-bottom: 20px; padding-bottom: 20px;
  border-bottom: 1px solid var(--c-border);
}
.video-meta i { margin-right: 4px; color: var(--c-primary); }
.video-desc {
  font-size: 16px; color: #444; line-height: 1.85;
  margin-bottom: 28px; padding: 20px 24px;
  background: var(--c-gray-bg); border-radius: 12px;
  border-left: 4px solid var(--c-primary);
}
.video-content {
  font-size: 15px; color: #444; line-height: 1.85; text-align: justify;
  margin-top: 28px; padding-top: 28px;
  border-top: 1px solid var(--c-border);
}
.video-content p { margin-bottom: 16px; }
.video-content img { border-radius: 8px; margin: 16px 0; }
.video-content h2, .video-content h3, .video-content h4 {
  color: var(--c-navy); margin: 28px 0 12px; font-weight: 700;
}
.video-content ul, .video-content ol { padding-left: 24px; margin-bottom: 16px; }
.video-content a { color: var(--c-primary); text-decoration: underline; }


/* ============================================================
   Responsive — grouped by breakpoint
   ============================================================ */

/* --- min-width: 576px --- */
@media (min-width: 576px) {
  .why-grid { grid-template-columns: repeat(2, 1fr); }
}

/* --- min-width: 640px --- */
@media (min-width: 640px) {
  .product-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 24px; }
  .cat-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; }
  .news-list { grid-template-columns: repeat(2, 1fr); }
  .news-card { flex-direction: column; padding: 0; }
  .news-card-img { width: 100%; min-width: auto; aspect-ratio: 16/9; }
  .news-card-body { padding: 16px; }
  .customer-grid { grid-template-columns: repeat(3, 1fr); }
  .video-grid { grid-template-columns: repeat(2, 1fr); }
}

/* --- max-width: 639px --- */
@media (max-width: 639px) {
  .product-card-title { font-size: 13px; }
}

/* --- min-width: 768px --- */
@media (min-width: 768px) {
  .stats-inner { grid-template-columns: repeat(4, 1fr); }
  .company-intro { grid-template-columns: 1fr minmax(280px, 46%); gap: 48px; }
  .footer-inner { grid-template-columns: 2fr 1fr 1fr 1.2fr; }
  .info-content { grid-template-columns: 1fr minmax(280px, 42%); gap: 48px; align-items: flex-start; }
  .product-detail { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
}

/* --- max-width: 768px --- */
@media (max-width: 768px) {
  .hero-overlay { padding: 24px; }
}

/* --- min-width: 769px --- */
@media (min-width: 769px) {
  .hero-banner { min-height: 320px; }
  .hero-banner .swiper-slide { min-height: 320px; }
}

/* --- min-width: 992px --- */
@media (min-width: 992px) {
  .logo img { height: 62px; }
  .nav-item:hover .dropdown,
  .nav-item:focus-within .dropdown { display: block; }
  .why-grid { grid-template-columns: repeat(4, 1fr); gap: 28px; }
  .product-card-title { font-size: 16px; }
  .cat-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
  .cat-card-title { font-size: 16px; }
  .customer-grid { grid-template-columns: repeat(4, 1fr); }
  .video-grid { grid-template-columns: repeat(3, 1fr); }
}

/* --- max-width: 991px --- */
@media (max-width: 991px) {
  .nav-toggle { display: flex; }
  .search-wrap { display: none; }
  .main-nav {
    position: fixed; inset: 0;
    background: rgba(0,0,0,.5);
    z-index: 250;
    opacity: 0; visibility: hidden;
    transition: opacity .25s, visibility .25s;
    pointer-events: none;
  }
  .main-nav.is-open {
    opacity: 1; visibility: visible;
    pointer-events: auto; z-index: 301;
  }
  .main-nav-inner {
    position: absolute; top: 0; left: 0;
    width: min(100%, 380px); height: 100%;
    overflow-y: auto; background: #fff;
    padding: 0;
    transform: translateX(-100%);
    transition: transform .28s ease;
  }
  .main-nav.is-open .main-nav-inner { transform: translateX(0); }
  .nav-list { flex-direction: column; }
  .nav-item { border-bottom: 1px solid var(--c-border); }
  .nav-parent {
    color: var(--c-text); font-weight: 700;
    justify-content: space-between; padding: 16px 20px;
  }
  .nav-parent:hover { background: transparent; }
  .dropdown {
    position: static; display: none; border: none;
    box-shadow: none; padding: 0 20px 12px 32px; border-radius: 0;
  }
  .nav-item.is-open .dropdown { display: block; }
}

/* --- min-width: 1200px --- */
@media (min-width: 1200px) {
  .hero-banner { min-height: 540px; }
  .hero-banner .swiper-slide { min-height: 540px; }
}