/* ============================================
   Bohorcare — Global Stylesheet
   B2B Industrial Safety | Light Theme | Navy + Sky Blue
   Fonts: Nunito (headings/buttons/nav) · Inter (body)
   ============================================ */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Nunito:wght@600;700;800;900&display=swap');

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: #F3F6F9; color: #1E293B; line-height: 1.6; overflow-x: hidden;
}
::selection { background: rgba(57,178,240,.25); color: #003379; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
ul { list-style: none; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.container-sm { max-width: 860px; }

h1, h2, h3, h4, h5 { font-family: 'Nunito', sans-serif; font-weight: 700; line-height: 1.15; letter-spacing: -.02em; }
h1 { font-size: clamp(2rem, 4.5vw, 3.6rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.4rem); }
h3 { font-size: 1.2rem; }
h4 { font-size: 1.05rem; }
.accent { color: #39B2F0; }
.text-dim { color: #64748B; }
.text-muted { color: #94A3B8; }
.section-subtitle { color: #64748B; max-width: 620px; margin: 0 auto 48px; font-size: 1.02rem; text-align: center; line-height: 1.6; }
.section-title { text-align: center; margin-bottom: 12px; }

.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 32px; border-radius: 8px;
  font-family: 'Nunito', sans-serif; font-weight: 700; font-size: 0.9rem; cursor: pointer;
  transition: all 0.3s cubic-bezier(.4,0,.2,1); border: none; white-space: nowrap; letter-spacing: .01em;
}
.btn-primary { background: #39B2F0; color: #fff; }
.btn-primary:hover { background: #1a8fd0; transform: translateY(-2px); box-shadow: 0 8px 28px rgba(57,178,240,.3); }
.btn-secondary { background: #003379; color: #fff; }
.btn-secondary:hover { background: #002558; transform: translateY(-2px); box-shadow: 0 8px 28px rgba(0,51,121,.25); }
.btn-outline { background: transparent; color: #003379; border: 1.5px solid rgba(0,51,121,.2); }
.btn-outline:hover { border-color: #39B2F0; color: #39B2F0; transform: translateY(-2px); background: rgba(57,178,240,.04); }
.btn-outline-light { background: transparent; color: #fff; border: 1.5px solid rgba(255,255,255,.3); }
.btn-outline-light:hover { border-color: #39B2F0; color: #39B2F0; transform: translateY(-2px); }
.btn-sm { padding: 10px 22px; font-size: 0.83rem; border-radius: 6px; }
.btn-lg { padding: 16px 38px; font-size: 0.95rem; }

nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 10001;
  background: rgba(255,255,255,.92); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(0,51,121,.08);
  transition: background 0.4s ease, backdrop-filter 0.4s ease, border-color 0.4s ease;
}
nav.scrolled { background: rgba(255,255,255,.98); }
nav .container { display: flex; align-items: center; justify-content: space-between; height: 72px; }
/* Nav Dropdown — Product Categories */
.nav-dropdown { position: relative; }
.nav-dropdown .dropdown-trigger { display: flex; align-items: center; gap: 4px; }
.nav-dropdown .dropdown-arrow { display: inline-flex; transition: transform .2s; font-size: 0.7rem; color: inherit; }
.nav-dropdown:hover .dropdown-arrow { transform: rotate(180deg); }
.nav-dropdown .dropdown-menu {
  position: absolute; top: 100%; left: 50%; transform: translateX(-50%) translateY(6px);
  background: #fff; border-radius: 10px; box-shadow: 0 8px 28px rgba(0,0,0,.1);
  padding: 6px; min-width: 220px;
  opacity: 0; visibility: hidden; transition: all .2s ease; z-index: 1000;
  border: 1px solid rgba(0,51,121,.06);
}
.nav-dropdown:hover .dropdown-menu { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); }
.nav-dropdown .dropdown-menu a {
  display: block; padding: 8px 14px; border-radius: 6px;
  font-family: 'Nunito', sans-serif; font-size: 0.85rem; font-weight: 600;
  color: #64748B; text-decoration: none; transition: all .15s;
  white-space: nowrap;
}
.nav-dropdown .dropdown-menu a::after { display: none; }
.nav-dropdown .dropdown-menu a:hover { background: rgba(57,178,240,.06); color: #003379; }
.nav-dropdown .dropdown-menu .count {
  float: right; font-size: 0.72rem; color: #94A3B8;
  font-family: 'Inter', monospace; margin-left: 16px;
}
.nav-dropdown .dropdown-menu a .count { line-height: 1.5; }

/* Mobile nav adjustments */
@media (max-width: 768px) {
  .nav-dropdown { width: 100%; display: flex; flex-direction: column; align-items: center; }
  .nav-dropdown .dropdown-trigger {
    display: inline-flex; align-items: center; justify-content: center; gap: 6px;
    padding: 0; border: 0; border-radius: 0;
  }
  .nav-dropdown.open .dropdown-arrow { transform: rotate(180deg); }
  .nav-dropdown .dropdown-menu {
    position: static; transform: none; opacity: 1; visibility: visible;
    box-shadow: none; border: 0; padding: 6px 0 0; min-width: 0; width: auto;
    display: none; background: transparent; margin: 0; border-radius: 0;
  }
  .nav-dropdown.open .dropdown-menu { display: block; }
  .nav-dropdown .dropdown-menu a {
    display: flex; align-items: center; justify-content: center; gap: 8px;
    padding: 7px 0; font-size: 0.86rem; color: #334155; white-space: normal; text-align: center;
  }
  .nav-dropdown .dropdown-menu a + a { margin-top: 0; }
  .nav-dropdown .dropdown-menu a:hover { background: transparent; color: #003379; }
  .nav-dropdown .dropdown-menu .count { float: none; margin-left: 4px; color: #94A3B8; }
}

.logo { font-family: 'Nunito', sans-serif; font-size: 1.35rem; font-weight: 800; letter-spacing: -.5px; display: flex; align-items: center; gap: 10px; }
.logo .logo-bohor { color: #003379; }
.logo .logo-care { color: #39B2F0; }
.logo img { display: block; height: 52px; width: auto; object-fit: contain; }
.logo { padding: 16px 0 4px 0; }
.nav-links { display: flex; gap: 28px; align-items: center; }
.nav-links a { font-family: 'Nunito', sans-serif; font-size: 0.95rem; font-weight: 600; color: #64748B; position: relative; }
.nav-links a::after {
  content: ''; position: absolute; left: 0; bottom: -4px; width: 0; height: 2.5px;
  background: #39B2F0; border-radius: 2px; transition: width .3s ease;
}
.nav-links a:hover { color: #003379; }
.nav-links a:hover::after { width: 100%; }
.nav-links a.active { color: #003379; }
.nav-links a.active::after { width: 100%; }
.nav-links .btn { font-size: 0.9rem; padding: 12px 24px; }
.nav-links .btn::after { display: none; }
.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; background: none; border: none; padding: 4px; }
.hamburger span { display: block; width: 24px; height: 2.5px; background: #003379; border-radius: 2px; transition: all .3s ease; }
.hamburger.active span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }
.lang-select {
  background: transparent;
  border: 1.5px solid rgba(0,51,121,.15);
  border-radius: 6px;
  padding: 5px 8px;
  font-family: "Nunito", sans-serif;
  font-size: 0.85rem;
  font-weight: 700;
  color: #003379;
  cursor: pointer;
  transition: border-color 0.25s ease;
  outline: none;
}
.lang-select:hover, .lang-select:focus {
  border-color: #39B2F0;
}
.lang-select option {
  background: #fff;
  color: #003379;
  font-weight: 700;
}
.lang-select option:checked,
.lang-select option:hover {
  background: #003379;
  color: #fff;
}
.lang-wrapper {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.globe-icon {
  flex-shrink: 0;
  vertical-align: middle;
}


@media (max-width: 768px) {
  .lang-select { padding: 4px 5px; font-size: 0.8rem; }
}
/* Nav transparency for dark background */
nav.dark-start {
  background: transparent;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  border-bottom: none;
}
nav.dark-start .nav-links a { color: rgba(255,255,255,0.7); }
nav.dark-start .nav-links a:hover { color: #fff; }
nav.dark-start .nav-links a.active { color: #39B2F0; }
nav.dark-start .nav-dropdown .dropdown-menu a { color: #64748B; }
nav.dark-start .nav-dropdown .dropdown-menu a:hover { color: #003379; }
nav.dark-start .nav-dropdown .dropdown-menu .count { color: #94A3B8; }
nav.dark-start .hamburger span { background: rgba(255,255,255,0.7); }

nav.dark-start .lang-wrapper .globe-icon { color: rgba(255,255,255,0.8); }
nav.dark-start .lang-select {
  color: rgba(255,255,255,0.8);
  border-color: rgba(255,255,255,0.25);
}
nav.dark-start .lang-select:hover,
nav.dark-start .lang-select:focus {
  border-color: #39B2F0;
}
nav.dark-start .lang-select option {
  background: #fff;
  color: #003379;
}
nav.dark-start .lang-select option:checked,
nav.dark-start .lang-select option:hover {
  background: #003379;
  color: #fff;
}
nav.dark-start .logo-bohor { color: #fff; }
nav.dark-start .logo-care { color: #39B2F0; }

@media (max-width: 640px) {
  .detail-section { padding: 16px 0 60px; }
  nav.dark-start .nav-links a { color: #64748B; }
  nav.dark-start .nav-links.open { background: #fff; }
  nav.dark-start .nav-links a.active { color: #003379; }
  nav.dark-start .lang-wrapper .globe-icon { color: #64748B; }
  nav.dark-start .lang-select { color: #64748B; border-color: rgba(0,51,121,.15); }
}

.hero {
  background: linear-gradient(135deg, #003379 0%, #002558 50%, #001a3d 100%);
  padding: 140px 0 80px; position: relative; overflow: hidden;
min-height: 85vh; display: flex; align-items: center;
}
.hero::before {
  content: ''; position: absolute; right: -10%; top: -20%;
  width: 600px; height: 600px; border-radius: 50%;
  background: radial-gradient(circle, rgba(57,178,240,.08) 0%, transparent 70%);
}
.hero .container { position: relative; z-index: 1; display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.hero-content h1 { color: #fff; margin-bottom: 20px; }
.hero-content p { color: rgba(255,255,255,.7); font-size: 1.1rem; max-width: 480px; line-height: 1.7; margin-bottom: 32px; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-visual {
  background: rgba(255,255,255,.04); border-radius: 16px;
  border: 1px solid rgba(255,255,255,.08); padding: 40px;
  display: grid; grid-template-columns: 1fr 1fr; gap: 20px;
}
.hero-stat { text-align: center; padding: 24px 16px; background: rgba(255,255,255,.04); border-radius: 12px; }
.hero-stat .num { font-family: 'Nunito', sans-serif; font-size: 2rem; font-weight: 800; color: #39B2F0; display: block; }
.hero-stat .label { font-size: 0.8rem; color: rgba(255,255,255,.5); margin-top: 4px; }
.hero-stat.full { grid-column: 1 / -1; }

section { padding: 16px 0 80px; }
section.dark { background: #003379; color: #fff; }
section.dark .section-subtitle { color: rgba(255,255,255,.55); }
section.light { background: #fff; }

.categories-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.cat-card {
  background: #fff; border-radius: 8px; padding: 16px;
  border: 1px solid rgba(0,51,121,.06);
  display: flex; flex-direction: column; min-height: 100%;
}
.cat-card:hover { border-color: rgba(57,178,240,.25); transform: translateY(-4px); box-shadow: 0 12px 32px rgba(0,51,121,.06); }
.cat-card .cat-media { aspect-ratio: 4 / 3; border-radius: 6px; background: #E8EEF6; overflow: hidden; margin-bottom: 16px; }
.cat-card .cat-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .35s ease; }
.cat-card:hover .cat-media img { transform: scale(1.04); }
.cat-card h3 { font-size: 1rem; color: #003379; margin-bottom: 8px; }
.cat-card p { flex: 1; font-size: 0.85rem; color: #64748B; line-height: 1.5; }
.cat-card .cat-count { display: inline-block; margin-top: 14px; font-size: 0.78rem; font-weight: 700; color: #39B2F0; }
.cat-card .cat-link { display: inline-flex; align-items: center; margin-top: 8px; font-family: 'Nunito', sans-serif; font-size: 0.82rem; font-weight: 700; color: #003379; }
.cat-card .cat-link::after { content: '→'; margin-left: 6px; transition: transform .2s ease; }
.cat-card:hover .cat-link::after { transform: translateX(3px); }

.products-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.product-card {
  background: #fff; border-radius: 12px; overflow: hidden;
  display: flex; flex-direction: column;
border: 1px solid rgba(0,51,121,.06);
}
.product-card:hover { border-color: rgba(57,178,240,.2); transform: translateY(-4px); box-shadow: 0 12px 32px rgba(0,51,121,.06); }
.product-card .img-area {
  aspect-ratio: 1 / 1; max-width: 260px; margin: 0 auto; background: #E8EEF6; display: flex; align-items: center; justify-content: center;
  color: #94A3B8; font-size: 0.85rem; overflow: hidden;
}

.product-card .img-area img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.product-card .body { display: flex; flex-direction: column; flex: 1; padding: 20px; }
.product-card .body h3 { font-size: 1rem; color: #003379; margin-bottom: 4px; }
.product-card .body .model { font-size: 0.8rem; color: #94A3B8; margin-bottom: 8px; font-family: 'Inter', monospace; }
.product-card .body p { flex: 1; font-size: 0.84rem; color: #64748B; line-height: 1.5; margin-bottom: 12px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.product-card .tags { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 12px; }
.product-card .tags span {
  font-size: 0.7rem; font-weight: 600; padding: 3px 8px; border-radius: 4px;
  background: rgba(57,178,240,.1); color: #39B2F0;
}
.product-card .tags span.spec { background: rgba(0,51,121,.06); color: #003379; }

.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.feature-card {
  background: #fff; border-radius: 12px; padding: 32px 24px;
  border: 1px solid rgba(0,51,121,.06); text-align: center;
}
.feature-card .icon-wrap { width: 48px; height: 48px; border-radius: 50%; background: rgba(57,178,240,.1); display: flex; align-items: center; justify-content: center; margin: 0 auto 16px; }
.feature-card h3 { font-size: 1rem; color: #003379; margin-bottom: 8px; }
.feature-card p { font-size: 0.85rem; color: #64748B; line-height: 1.5; }

.markets-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.market-card {
  display: flex; flex-direction: column; min-height: 240px;
  background: rgba(255,255,255,.06); border-radius: 12px; padding: 24px 20px;
  border: 1px solid rgba(255,255,255,.08); text-align: left;
  transition: all .25s ease;
}
.market-card:hover { transform: translateY(-4px); border-color: rgba(57,178,240,.5); background: rgba(255,255,255,.09); }
.scenario-badge {
  display: inline-flex; align-items: center; gap: 8px; align-self: flex-start;
  padding: 6px 9px; border-radius: 8px; margin-bottom: 14px;
  background: rgba(57,178,240,.12); color: #39B2F0;
  font-size: 0.7rem; font-weight: 800;
}
.scenario-badge svg { flex: 0 0 auto; }
.market-card .region { font-family: 'Nunito', sans-serif; font-size: 1.1rem; font-weight: 700; margin-bottom: 8px; color: #39B2F0; }
.market-card p { font-size: 0.82rem; color: rgba(255,255,255,.66); line-height: 1.5; margin-bottom: 16px; }
.market-tags { display: flex; gap: 6px; flex-wrap: wrap; margin-top: auto; margin-bottom: 16px; }
.market-tags span {
  padding: 5px 8px; border-radius: 6px; background: rgba(57,178,240,.12); color: rgba(255,255,255,.82);
  font-size: 0.68rem; font-weight: 700;
}
.market-link { font-size: 0.78rem; font-weight: 800; color: #39B2F0; }

/* Home page solution previews use the supplied vehicle layouts as the first cue. */
.solution-preview-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.solution-preview-card { min-height: 0; padding: 0; overflow: hidden; }
.solution-preview-card > img { width: 100%; aspect-ratio: 1 / 1; object-fit: contain; background: #fff; }
.solution-preview-card .scenario-badge,
.solution-preview-card .region,
.solution-preview-card > p,
.solution-preview-card .market-tags,
.solution-preview-card .market-link { margin-left: 20px; margin-right: 20px; }
.solution-preview-card .scenario-badge { margin-top: 20px; }
.solution-preview-card .market-link { margin-bottom: 22px; }

.cta-section { padding: 96px 0; background: #F8FAFC; }
.cta-panel {
  display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(340px, .95fr); gap: 36px; align-items: center;
  padding: 40px; border-radius: 8px; background: #fff; border: 1px solid rgba(0,51,121,.08);
  box-shadow: 0 18px 52px rgba(15,23,42,.08);
}
.cta-copy { text-align: left; }
.cta-kicker {
  display: inline-flex; align-items: center; margin-bottom: 14px; padding: 6px 10px; border-radius: 6px;
  background: rgba(57,178,240,.1); color: #003379; font-size: .72rem; font-weight: 800; text-transform: uppercase; letter-spacing: 0;
}
.cta-section h2 { margin-bottom: 16px; font-size: clamp(2rem, 4vw, 3.2rem); line-height: 1.08; }
.cta-section p { color: #475569; max-width: 620px; margin: 0 0 24px; font-size: 1rem; line-height: 1.7; }
.cta-notes { display: flex; flex-wrap: wrap; gap: 8px; }
.cta-notes span {
  padding: 7px 10px; border-radius: 6px; background: #F1F5F9; color: #334155; font-size: .76rem; font-weight: 800;
}
.cta-actions { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.cta-action {
  min-height: 112px; display: flex; flex-direction: column; justify-content: space-between; gap: 12px;
  padding: 18px; border-radius: 8px; background: #F8FAFC; border: 1px solid rgba(0,51,121,.1); color: #003379;
}
.cta-action:hover { transform: translateY(-2px); border-color: rgba(57,178,240,.55); box-shadow: 0 12px 28px rgba(15,23,42,.08); }
.cta-action strong { font-family: 'Nunito', sans-serif; font-size: .98rem; line-height: 1.3; color: inherit; }
.cta-action span { font-size: .78rem; line-height: 1.45; color: #64748B; }
.cta-action.primary { background: #003379; color: #fff; border-color: #003379; }
.cta-action.primary span { color: rgba(255,255,255,.72); }
.cta-action.whatsapp { background: rgba(37,211,102,.08); border-color: rgba(37,211,102,.24); color: #118C45; }
.cta-section.dark h2 { color: #fff; }
.cta-section.dark p { color: rgba(255,255,255,.6); }

footer {
  background: #003379; color: rgba(255,255,255,.8); padding: 60px 0 32px;
}
footer .grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 8px; }
footer h4 { font-family: 'Nunito', sans-serif; font-size: 0.9rem; color: #fff; margin-bottom: 16px; }
footer p, footer a { font-size: 0.84rem; color: rgba(255,255,255,.55); line-height: 1.7; }
footer a:hover { color: #39B2F0; }
footer .logo { margin-bottom: 12px; gap: 0; }
footer .logo .logo-bohor { color: #FFFFFF; }
footer .logo .logo-care { color: #39B2F0; }
.footer-socials { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }
.footer-socials a {
  width: 36px; height: 36px; display: inline-flex; align-items: center; justify-content: center;
  border: 1px solid rgba(255,255,255,.18); border-radius: 4px;
  background: rgba(255,255,255,.04); color: rgba(255,255,255,.72);
  transition: background .2s ease, border-color .2s ease, color .2s ease, transform .2s ease;
}
.footer-socials a:hover { background: rgba(57,178,240,.14); border-color: rgba(57,178,240,.55); color: #fff; transform: translateY(-2px); }
.footer-socials span { font-size: 0.92rem; font-weight: 800; line-height: 1; letter-spacing: 0; }
.footer-socials svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
footer .bottom { border-top: 1px solid rgba(255,255,255,.08); padding-top: 24px; display: flex; justify-content: space-between; align-items: center; font-size: 0.8rem; color: rgba(255,255,255,.4); }
footer ul li { margin-bottom: 8px; }

.page-header { padding: 60px 0 40px;
  background: linear-gradient(135deg, #003379 0%, #002558 100%);
  padding: 120px 0 24px; text-align: center;
}
.page-header h1 { color: #fff; margin-bottom: 12px; }
.page-header p { color: rgba(255,255,255,.6); max-width: 600px; margin: 0 auto; font-size: 1rem; }

.breadcrumb { display: flex; gap: 8px; align-items: center; font-size: 0.82rem; color: rgba(255,255,255,.5); margin-bottom: 16px; justify-content: center; }
.breadcrumb a { color: rgba(255,255,255,.6); }
.breadcrumb a:hover { color: #39B2F0; }
.breadcrumb .sep { color: rgba(255,255,255,.3); }

.filter-tabs {
  display: flex; gap: 8px; flex-wrap: wrap; justify-content: center;
  position: sticky; top: 72px; z-index: 10000;
  background: #F3F6F9;
  padding: 16px 0;
  margin-bottom: 0;
}
.filter-tab {
  padding: 10px 22px; border-radius: 8px; font-family: 'Nunito', sans-serif; font-size: 0.85rem; font-weight: 600;
  cursor: pointer; border: 1.5px solid rgba(0,51,121,.1); background: #fff; color: #64748B;
}
.filter-tab:hover { border-color: #39B2F0; color: #003379; }
.filter-tab.active { background: #003379; color: #fff; border-color: #003379; }
.monitor-filters, .camera-filters {
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px;
  margin: 0 0 28px; padding: 16px 18px; background: #fff;
  border: 1px solid rgba(0,51,121,.08); border-radius: 8px;
}
.monitor-filters[hidden], .camera-filters[hidden] { display: none; }
.monitor-filter-group, .camera-filter-group { display: flex; align-items: center; gap: 10px; min-width: 0; }
.monitor-filter-label, .camera-filter-label { flex: 0 0 auto; color: #003379; font-size: .82rem; font-weight: 700; }
.monitor-filter-options, .camera-filter-options { display: flex; flex-wrap: wrap; gap: 6px; }
.monitor-filter, .camera-filter {
  padding: 6px 10px; border: 1px solid rgba(0,51,121,.12); border-radius: 4px;
  background: #F8FAFC; color: #64748B; cursor: pointer; font: 600 .78rem 'Nunito', sans-serif;
}
.monitor-filter:hover, .camera-filter:hover { border-color: #39B2F0; color: #003379; }
.monitor-filter.active, .camera-filter.active { background: rgba(57,178,240,.12); border-color: #39B2F0; color: #003379; }
.product-category-title {
  margin-top: 0;
  margin-bottom: 24px;
  color: #003379;
  padding-top: 32px;
  border-top: 1px solid rgba(0,51,121,.08);
  scroll-margin-top: 100px;
}

.detail-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; padding: 16px 0 80px; align-items: start; }
.detail-section { padding: 24px 0 80px; }
.detail-gallery .main-img { position: relative; aspect-ratio: 1 / 1; overflow: hidden; background: #E8EEF6; border-radius: 12px; display: flex; align-items: center; justify-content: center; margin-bottom: 16px; }
.detail-gallery .thumbnails { display: flex; gap: 12px; }
.detail-gallery .thumb { width: 80px; height: 80px; background: #E8EEF6; border-radius: 8px; cursor: pointer; border: 2px solid transparent; }
.detail-gallery .thumb:hover, .detail-gallery .thumb.active { border-color: #39B2F0; }

.detail-images-section {
  padding: 40px 0 60px;
}
.detail-images-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.detail-image-card {
  background: #fff;
  border-radius: 12px;
  overflow: hidden;
border: 1px solid rgba(0,51,121,.06);
}
.detail-image-card img {
  width: 100%;
  height: 360px;
  object-fit: contain;
  display: block;
  background: #E8EEF6;
}
.detail-image-label {
  padding: 14px 18px;
  font-size: 0.88rem;
  font-weight: 600;
  color: #003379;
  text-align: center;
  border-top: 1px solid rgba(0,51,121,.06);
}

/* Update thumbnails to support background images */
.detail-gallery .thumb {
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

@media (max-width: 640px) {
  .detail-section { padding: 16px 0 60px; }
  .detail-images-grid { grid-template-columns: 1fr; }
  .detail-image-card img { height: 250px; }
}


/* Product Quick Switcher — Prev/Next + Dropdown */
.product-switcher {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 0 18px;
  margin-bottom: 24px;
  border-bottom: 1px solid rgba(0,51,121,.06);
}
.product-switcher .switcher-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  color: #003379;
  font-size: 0.85rem;
  font-weight: 600;
  font-family: 'Nunito', sans-serif;
  text-decoration: none;
  padding: 4px 8px;
  border-radius: 4px;
  transition: background .15s;
  white-space: nowrap;
}
.product-switcher .switcher-btn:hover { background: rgba(57,178,240,.08); }
.product-switcher .switcher-btn.disabled { opacity: .25; pointer-events: none; }
.product-switcher .switcher-arrow { color: #39B2F0; font-size: 0.95rem; font-weight: 700; }
.product-switcher .switcher-info {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: 1;
  justify-content: center;
  min-width: 0;
}
.product-switcher .switcher-count {
  font-size: 0.78rem;
  color: #94A3B8;
  white-space: nowrap;
  font-family: 'Inter', sans-serif;
}
.product-switcher .switcher-select {
  font-family: 'Inter', sans-serif;
  font-size: 0.82rem;
  padding: 6px 32px 6px 12px;
  border-radius: 6px;
  border: 1px solid rgba(0,51,121,.12);
  color: #1E293B;
  background: #fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='11' height='11' viewBox='0 0 24 24' fill='none' stroke='%2394A3B8' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E") no-repeat right 8px center;
  cursor: pointer;
  min-width: 200px;
  max-width: 300px;
  appearance: none;
  -webkit-appearance: none;
}
.product-switcher .switcher-select:hover { border-color: #39B2F0; }
.product-switcher .switcher-select:focus { outline: none; border-color: #39B2F0; box-shadow: 0 0 0 2px rgba(57,178,240,.15); }
.product-switcher .switcher-prev,
.product-switcher .switcher-next { flex-shrink: 0; }

@media (max-width: 768px) {
  .monitor-filters, .camera-filters { grid-template-columns: 1fr; gap: 12px; padding: 14px; }
  .monitor-filter-group, .camera-filter-group { align-items: flex-start; flex-direction: column; gap: 6px; }
  .product-switcher { flex-wrap: wrap; gap: 8px; }
  .product-switcher .switcher-info { width: 100%; order: 3; }
  .product-switcher .switcher-select { width: 100%; min-width: 0; max-width: 100%; }
  .product-switcher .switcher-count { display: none; }
  .kit-summary { grid-template-columns: 1fr; }
  .kit-group summary { padding: 12px 14px; }
}

.detail-info h1 { font-size: 3rem; color: #003379; margin-bottom: 4px; }
.detail-info .model-code { font-size: 0.85rem; color: #94A3B8; font-family: 'Inter', monospace; margin-bottom: 16px; }
.detail-description { margin-bottom: 24px; }
.detail-description .desc-headline {
  font-size: 0.78rem; text-transform: uppercase; letter-spacing: 1.2px;
  color: #94A3B8; margin-bottom: 10px; font-weight: 600;
}
.desc .desc-lead {
  display: block; font-size: 1rem; font-weight: 600; color: #003379;
  line-height: 1.6; margin-bottom: 12px;
}
.detail-info .desc { color: #64748B; line-height: 1.7; font-size: 0.92rem; }


.spec-table { width: 100%; border-collapse: collapse; margin-bottom: 24px; }
.spec-table td { padding: 10px 16px; font-size: 0.84rem; border-bottom: 1px solid rgba(0,51,121,.06); }
.spec-table td:first-child { font-weight: 600; color: #003379; width: 35%; }
.spec-table td:last-child { color: #64748B; }

.kit-specs { margin-bottom: 24px; }
.kit-summary {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 14px;
}
.kit-summary-card {
  border: 1px solid rgba(0,51,121,.08);
  border-radius: 8px;
  background: #fff;
  padding: 12px 14px;
  min-height: 72px;
}
.kit-summary-title {
  font-size: 0.82rem;
  font-weight: 700;
  color: #003379;
  margin-bottom: 6px;
}
.kit-summary-meta {
  font-size: 0.78rem;
  color: #64748B;
  line-height: 1.45;
}
.kit-groups { display: flex; flex-direction: column; gap: 10px; }
.kit-group {
  border: 1px solid rgba(0,51,121,.08);
  border-radius: 8px;
  background: #fff;
  overflow: hidden;
}
.kit-group summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 16px;
  background: rgba(0,51,121,.025);
}
.kit-group summary::-webkit-details-marker { display: none; }
.kit-group summary::after {
  content: '';
  width: 8px;
  height: 8px;
  border-right: 1.5px solid #64748B;
  border-bottom: 1.5px solid #64748B;
  transform: rotate(45deg);
  transition: transform .2s ease;
  flex-shrink: 0;
}
.kit-group[open] summary::after { transform: rotate(225deg); }
.kit-group-title {
  font-size: 0.86rem;
  font-weight: 700;
  color: #003379;
}
.kit-group-count {
  margin-left: auto;
  font-size: 0.72rem;
  font-weight: 600;
  color: #94A3B8;
}
.kit-spec-table {
  margin-bottom: 0;
  background: #fff;
}
.kit-note-list {
  margin: 0;
  padding: 10px 18px 14px 34px;
  color: #64748B;
  font-size: 0.84rem;
  line-height: 1.7;
}
.kit-note-list li { margin-bottom: 6px; }
.kit-note-list li:last-child { margin-bottom: 0; }

.contact-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; padding: 16px 0 80px; }
.contact-info-card { background: #fff; border-radius: 12px; padding: 32px; border: 1px solid rgba(0,51,121,.06); }
.contact-info-card .item { display: flex; gap: 16px; align-items: flex-start; margin-bottom: 24px; }
.contact-info-card .item:last-child { margin-bottom: 0; }
.contact-info-card .item-icon { width: 42px; height: 42px; border-radius: 10px; background: rgba(57,178,240,.1); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.contact-info-card .item h4 { font-size: 0.9rem; color: #003379; margin-bottom: 4px; }
.contact-info-card .item p { font-size: 0.85rem; color: #64748B; }
.inquiry-form { background: #fff; border-radius: 12px; padding: 32px; border: 1px solid rgba(0,51,121,.06); }
.inquiry-form h3 { color: #003379; margin-bottom: 24px; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: 0.84rem; font-weight: 600; color: #003379; margin-bottom: 6px; }
.form-group input, .form-group select, .form-group textarea {
  width: 100%; padding: 12px 16px; border-radius: 8px; border: 1.5px solid rgba(0,51,121,.1);
  font-family: 'Inter', sans-serif; font-size: 0.88rem; color: #1E293B;
  background: #F8FAFC;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { outline: none; border-color: #39B2F0; }
.form-group textarea { resize: vertical; min-height: 120px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-honeypot { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form-status { display: flex; align-items: flex-start; gap: 10px; margin: 0 0 22px; padding: 14px 16px; border-radius: 8px; font-size: 0.9rem; font-weight: 700; line-height: 1.5; text-align: left; }
.form-status[hidden] { display: none; }
.form-status::before { flex: 0 0 auto; font-size: 1.08rem; line-height: 1.35; }
.form-status.is-success { color: #075e2f; background: #eaf8ef; border: 1px solid #96d7aa; box-shadow: 0 4px 14px rgba(11,107,55,.08); }
.form-status.is-success::before { content: '\2713'; }
.form-status.is-error { color: #982b2b; background: #fff1f1; border: 1px solid #e7a4a4; box-shadow: 0 4px 14px rgba(163,45,45,.08); }
.form-status.is-error::before { content: '\26A0'; }
.form-status:focus { outline: 3px solid rgba(57,178,240,.25); outline-offset: 2px; }
#inquirySubmit:disabled { cursor: wait; opacity: .72; transform: none; }

.whatsapp-btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 28px; border-radius: 8px; font-family: 'Nunito', sans-serif; font-weight: 700;
  background: #25D366; color: #fff; font-size: 0.9rem; cursor: pointer; border: none;
}
.whatsapp-btn:hover { background: #1da851; transform: translateY(-2px); box-shadow: 0 8px 28px rgba(37,211,102,.3); }

.reveal { opacity: 0; transform: translateY(30px); transition: all .6s cubic-bezier(.4,0,.2,1); }
.reveal.revealed { opacity: 1; transform: translateY(0); }

/* ============================================
   About Page
   ============================================ */
.about-hero {
  position: relative; min-height: 510px; padding: 146px 0 72px; overflow: hidden;
  display: flex; align-items: flex-end; color: #fff; background: #003379;
}
.about-hero > img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.about-hero-overlay { position: absolute; inset: 0; background: rgba(0,32,75,.72); }
.about-hero-content { position: relative; z-index: 1; max-width: 980px; margin: 0 auto; width: 100%; }
.about-hero .breadcrumb { justify-content: flex-start; }
.about-eyebrow, .section-kicker {
  margin-bottom: 14px; color: #39B2F0; font-size: 1rem; font-weight: 800;
  letter-spacing: 0; text-transform: uppercase;
}
.about-hero h1 { max-width: 760px; margin-bottom: 16px; color: #fff; }
html[lang="zh-CN"] .about-hero h1 span { display: block; }
.about-hero p:not(.about-eyebrow) { max-width: 690px; color: rgba(255,255,255,.82); font-size: 1.12rem; }
.about-intro { padding: 88px 0; background: #fff; }
.about-intro-grid { display: grid; grid-template-columns: minmax(0,1.45fr) minmax(290px,.8fr); gap: 64px; align-items: start; }
.about-intro h2, .about-products-section .section-title, .about-workflow-section .section-title, .about-references-section .section-title { font-size: clamp(2rem, 3.2vw, 2.7rem); }
.about-story h2, .about-position h2 { color: #003379; margin-bottom: 20px; }
.about-story p:not(.section-kicker), .about-position p:not(.section-kicker) { color: #475569; margin-bottom: 18px; font-size: 1.03rem; line-height: 1.72; }
.about-story p:last-child { margin-bottom: 0; }
.about-position { padding: 32px; border: 1px solid rgba(0,51,121,.1); border-radius: 8px; background: #F8FAFC; }
.about-position .btn { margin-top: 6px; }
.about-products-section, .about-references-section { padding: 88px 0; background: #F3F6F9; }
.section-kicker.center { text-align: center; }
.about-products-section .section-subtitle, .about-references-section .section-subtitle { max-width: 760px; font-size: 1.07rem; }
.about-product-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 18px; }
.about-product-item {
  display: grid; grid-template-columns: 142px minmax(0,1fr); gap: 22px; align-items: center;
  min-height: 180px; padding: 18px; border: 1px solid rgba(0,51,121,.08); border-radius: 8px; background: #fff;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.about-product-item:hover { transform: translateY(-3px); border-color: rgba(57,178,240,.65); box-shadow: 0 12px 28px rgba(15,23,42,.07); }
.about-product-item img { width: 142px; aspect-ratio: 1; object-fit: cover; border-radius: 6px; background: #E8EEF6; }
.about-product-item h3 { margin-bottom: 9px; color: #003379; font-size: 1.16rem; }
.about-product-item p { color: #64748B; font-size: .98rem; line-height: 1.62; }
.about-workflow-section { padding: 88px 0; background: #fff; }
.about-workflow { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 18px; }
.about-step { min-height: 254px; padding: 28px 22px; border-top: 3px solid #39B2F0; background: #F8FAFC; }
.about-step > span, .about-reference > span { display: block; margin-bottom: 28px; color: #39B2F0; font: 800 .88rem 'Inter', sans-serif; }
.about-step h3, .about-reference h3 { margin-bottom: 11px; color: #003379; font-size: 1.08rem; }
.about-step p, .about-reference p { color: #64748B; font-size: .94rem; line-height: 1.64; }
.about-reference-grid { display: grid; grid-template-columns: repeat(5, minmax(0,1fr)); gap: 14px; }
.about-reference { min-height: 220px; padding: 24px 18px; border: 1px solid rgba(0,51,121,.08); border-radius: 8px; background: #fff; }
.about-reference > span { margin-bottom: 22px; }
.about-cta-section { padding: 72px 0; background: #003379; }
.about-cta { display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.about-cta .section-kicker { color: #39B2F0; }
.about-cta h2 { max-width: 620px; margin-bottom: 12px; color: #fff; }
.about-cta p:not(.section-kicker) { max-width: 680px; color: rgba(255,255,255,.7); }
.about-cta .btn { flex: 0 0 auto; }
.about-intro .reveal,
.about-products-section .reveal,
.about-workflow-section .reveal,
.about-references-section .reveal { opacity: 1; transform: none; }

/* ============================================
   Solutions
   ============================================ */
.solutions-page-header { background: #003379; }
.solutions-overview { padding: 88px 0; background: #F3F6F9; }
.solutions-overview .section-title { font-size: clamp(2rem, 3.2vw, 2.7rem); }
.solutions-overview .section-subtitle { max-width: 760px; font-size: 1.07rem; }
.solutions-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
.solution-card { overflow: hidden; border: 1px solid rgba(0,51,121,.1); border-radius: 8px; background: #fff; transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease; }
.solution-card:hover { transform: translateY(-4px); border-color: rgba(57,178,240,.65); box-shadow: 0 18px 36px rgba(15,23,42,.1); }
.solution-card > img { width: 100%; height: auto; aspect-ratio: 1 / 1; object-fit: contain; background: #fff; }
.solution-card-body { padding: 24px; }
.solution-card-kicker { display: block; margin-bottom: 10px; color: #39B2F0; font-size: .84rem; font-weight: 800; text-transform: uppercase; }
.solution-card h2 { margin-bottom: 10px; color: #003379; font-size: 1.55rem; }
.solution-card p { min-height: 52px; color: #64748B; font-size: 1rem; line-height: 1.6; }
.solution-card-link { display: inline-flex; margin-top: 20px; color: #003379; font: 800 .94rem 'Nunito', sans-serif; }
.solution-card-link::after { content: '→'; margin-left: 8px; }
.solution-detail-hero { padding: 136px 0 72px; background: #003379; color: #fff; }
.solution-detail-hero-grid { display: grid; grid-template-columns: minmax(0, .9fr) minmax(380px, .85fr); gap: 56px; align-items: center; }
.solution-back { display: inline-block; margin-bottom: 42px; color: rgba(255,255,255,.72); font-size: .92rem; }
.solution-back:hover { color: #39B2F0; }
.solution-detail-hero .section-kicker { color: #39B2F0; }
.solution-detail-hero h1 { max-width: 600px; margin-bottom: 18px; color: #fff; font-size: clamp(2.35rem, 4.2vw, 3.75rem); }
.solution-detail-hero p:not(.section-kicker) { max-width: 630px; margin-bottom: 28px; color: rgba(255,255,255,.78); font-size: 1.1rem; line-height: 1.7; }
.solution-detail-hero img { width: 100%; aspect-ratio: 1 / 1; object-fit: cover; border-radius: 8px; background: #fff; }
.solution-detail-section { padding: 88px 0; background: #F3F6F9; }
.solution-summary { display: grid; grid-template-columns: minmax(0, .78fr) minmax(0, 1.22fr); gap: 56px; padding: 36px; border-radius: 8px; background: #fff; border: 1px solid rgba(0,51,121,.08); }
.solution-summary h2 { color: #003379; font-size: 1.65rem; line-height: 1.35; }
.solution-summary ul { display: grid; gap: 12px; }
.solution-summary li { position: relative; padding-left: 22px; color: #475569; font-size: 1rem; line-height: 1.55; }
.solution-summary li::before { content: ''; position: absolute; left: 0; top: .58em; width: 8px; height: 8px; border-radius: 50%; background: #39B2F0; }
.solution-detail-block { padding-top: 88px; }
.solution-kit-panel { overflow: hidden; border: 1px solid rgba(0,51,121,.1); border-radius: 8px; background: #fff; }
.solution-kit-heading { display: flex; align-items: center; padding: 20px 24px; border-bottom: 1px solid rgba(0,51,121,.08); background: #F8FBFE; }
.solution-kit-heading span { color: #39B2F0; font: 800 .86rem 'Inter', sans-serif; letter-spacing: .04em; }
.solution-kit-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1px; background: rgba(0,51,121,.08); }
.solution-kit-list li { min-height: 62px; padding: 18px 24px 18px 44px; position: relative; color: #334155; background: #fff; font-size: .94rem; line-height: 1.55; }
.solution-kit-list li::before { content: ''; position: absolute; top: 1.75em; left: 24px; width: 7px; height: 7px; border-radius: 50%; background: #39B2F0; }
.solution-benefits { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
.solution-benefits > div { min-height: 160px; padding: 24px 20px; border-top: 3px solid #39B2F0; background: #fff; }
.solution-benefits span { display: block; margin-bottom: 22px; color: #39B2F0; font: 800 .88rem 'Inter', sans-serif; }
.solution-benefits p { color: #334155; font-size: 1rem; line-height: 1.6; }
.solution-product-links { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
.solution-product-links a { display: flex; flex-direction: column; min-height: 344px; overflow: hidden; border: 1px solid rgba(0,51,121,.1); border-radius: 8px; background: #fff; }
.solution-product-links a:hover { border-color: #39B2F0; transform: translateY(-2px); }
.solution-product-image { display: flex; align-items: center; justify-content: center; aspect-ratio: 16 / 10; padding: 14px; background: #fff; border-bottom: 1px solid rgba(0,51,121,.07); }
.solution-product-image img { width: 100%; height: 100%; object-fit: contain; }
.solution-product-copy { display: flex; flex: 1; flex-direction: column; gap: 7px; padding: 16px 18px 18px; }
.solution-product-links h3 { color: #003379; font: 800 1rem/1.4 'Nunito', sans-serif; }
.solution-product-links .solution-product-model { color: #39B2F0; font: 700 .76rem 'Inter', sans-serif; }
.solution-product-links p { color: #64748B; font-size: .82rem; line-height: 1.48; display: -webkit-box; overflow: hidden; -webkit-box-orient: vertical; -webkit-line-clamp: 2; }
.solution-product-links strong { margin-top: auto; color: #39B2F0; font-size: .85rem; }
.solution-gallery { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.solution-gallery img { width: 100%; aspect-ratio: 1 / 1; object-fit: cover; border-radius: 8px; background: #fff; }

@media (max-width: 968px) {
  .solution-detail-hero-grid, .solution-summary { grid-template-columns: 1fr; gap: 30px; }
  .solution-kit-list { grid-template-columns: 1fr; }
  .solution-benefits { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .solution-product-links { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 640px) {
  .solutions-overview, .solution-detail-section { padding: 64px 0; }
  .solutions-overview .section-title { font-size: 1.85rem; }
  .solutions-overview .section-subtitle { font-size: .98rem; }
  .solutions-grid, .solution-benefits, .solution-product-links, .solution-gallery { grid-template-columns: 1fr; }
  .solution-card-body { padding: 20px; }
  .solution-card h2 { font-size: 1.35rem; }
  .solution-card p { min-height: 0; font-size: .98rem; }
  .solution-detail-hero { padding: 116px 0 56px; }
  .solution-back { margin-bottom: 28px; }
  .solution-detail-hero h1 { font-size: 2.15rem; }
  .solution-detail-hero p:not(.section-kicker) { font-size: 1rem; }
  .solution-summary { padding: 26px 20px; }
  .solution-summary h2 { font-size: 1.42rem; }
  .solution-summary li, .solution-benefits p { font-size: .96rem; }
  .solution-kit-heading { padding-right: 20px; padding-left: 20px; }
  .solution-kit-list li { padding-right: 20px; padding-left: 40px; }
  .solution-kit-list li::before { left: 20px; }
  .solution-detail-block { padding-top: 64px; }
  .solution-benefits > div { min-height: 0; }
}

@media (max-width: 968px) {
  .hero .container { grid-template-columns: 1fr; gap: 40px; text-align: center; }
  .hero-content p { margin: 0 auto 32px; }
  .hero-actions { justify-content: center; }
  .categories-grid { grid-template-columns: repeat(2, 1fr); }
  .products-grid { grid-template-columns: repeat(2, 1fr); }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .markets-grid { grid-template-columns: repeat(2, 1fr); }
  .detail-layout, .contact-layout { grid-template-columns: 1fr; }
  footer .grid { grid-template-columns: 1fr 1fr; }
  .about-intro-grid { grid-template-columns: 1fr; gap: 28px; }
  .about-workflow { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .about-reference-grid { grid-template-columns: repeat(3, minmax(0,1fr)); }
}
@media (max-width: 640px) {
  .detail-section { padding: 16px 0 60px; }
  .categories-grid, .products-grid, .features-grid, .markets-grid, .solution-preview-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  footer .grid { grid-template-columns: 1fr; }
  footer .bottom { flex-direction: column; gap: 12px; text-align: center; }
  .detail-layout, .contact-layout { padding: 40px 0; }
  .about-hero { min-height: 470px; padding: 128px 0 52px; }
  .about-hero h1 { font-size: 2.15rem; }
  .about-eyebrow, .section-kicker { font-size: .88rem; }
  .about-hero p:not(.about-eyebrow) { font-size: .96rem; }
  .about-intro, .about-products-section, .about-workflow-section, .about-references-section { padding: 64px 0; }
  .about-product-grid, .about-workflow, .about-reference-grid { grid-template-columns: 1fr; }
  .about-intro h2, .about-products-section .section-title, .about-workflow-section .section-title, .about-references-section .section-title { font-size: 1.85rem; }
  .about-story p:not(.section-kicker), .about-position p:not(.section-kicker) { font-size: .97rem; }
  .about-products-section .section-subtitle, .about-references-section .section-subtitle { font-size: .98rem; }
  .about-product-item { grid-template-columns: 112px minmax(0,1fr); gap: 16px; min-height: 0; }
  .about-product-item img { width: 112px; }
  .about-product-item h3 { font-size: 1.04rem; }
  .about-product-item p, .about-step p, .about-reference p { font-size: .9rem; }
  .about-step h3, .about-reference h3 { font-size: 1rem; }
  .about-step, .about-reference { min-height: 0; }
  .about-cta { display: block; }
  .about-cta .btn { margin-top: 24px; width: 100%; justify-content: center; }
  section { padding: 60px 0; }
  .hero { padding: 120px 0 60px; min-height: auto; }
  .nav-links { display: none; position: fixed; top: 72px; left: 0; right: 0; background: #fff; flex-direction: column; padding: 20px 24px; gap: 16px; box-shadow: 0 8px 24px rgba(0,0,0,.08); }
  .nav-links.open { display: flex; }
  .hamburger { display: flex; }
}

/* ============================================
   Hero Carousel — Full-Screen Immersive Slider
   ============================================ */
.hero-carousel { padding: 0;
  position: relative;
  width: 100%; height: 100vh;
  overflow: hidden;
background: #0f1923;
}
.carousel-track {
  position: relative;
  width: 100%; height: 100vh;
}
.carousel-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.8s ease, visibility 0.8s ease;
  overflow: hidden;
}
.carousel-slide.active {
  opacity: 1;
  visibility: visible;
  z-index: 1;
}
.slide-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  overflow: hidden;
}
.carousel-slide.active .slide-bg {
  transform: none;
}
.slide-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.slide-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.4);
  z-index: 1;
}
.slide-content {
  position: absolute;
  top: 50%;
  left: 0;
  transform: translateY(-50%);
  bottom: auto;
  z-index: 2;
  max-width: 720px;
  padding: 0 80px;
}
.slide-badge {
  display: inline-block;
  padding: 6px 16px;
  border-radius: 100px;
  font-family: 'Nunito', sans-serif;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  background: rgba(57,178,240,0.15);
  color: #39B2F0;
  border: 1px solid rgba(57,178,240,0.2);
  margin-bottom: 20px;
}
.slide-title {
  overflow-wrap: break-word;
  word-break: break-word;
  font-size: clamp(1.8rem, 4vw, 3.2rem);
  font-weight: 900;
  color: #fff;
  line-height: 1.1;
  margin-bottom: 20px;
  letter-spacing: -0.03em;
}
.slide-desc {
  overflow-wrap: break-word;
  font-size: clamp(0.95rem, 1.4vw, 1.15rem);
  color: rgba(255,255,255,0.65);
  line-height: 1.7;
  max-width: 640px;
  margin-bottom: 32px;
}
.slide-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}
.slide-actions .btn-lg {
  padding: 16px 36px;
  font-size: 0.92rem;
}

/* Indicators */
.carousel-indicators {
  position: absolute;
  bottom: 48px;
  left: 80px;
  z-index: 10;
  display: flex;
  gap: 10px;
}
.indicator {
  width: 40px; height: 4px;
  border-radius: 2px;
  border: none;
  background: rgba(255,255,255,0.2);
  cursor: pointer;
  transition: all 0.4s ease;
  padding: 0;
}
.indicator.active {
  background: rgba(255,255,255,0.9);
  width: 56px;
}
.indicator:hover {
  background: rgba(255,255,255,0.4);
}

/* Arrows */
.carousel-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  bottom: auto;
  z-index: 10;
  width: 48px; height: 48px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.15);
  background: rgba(255,255,255,0.06);
  color: rgba(255,255,255,0.5);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  backdrop-filter: blur(8px);
}
.carousel-arrow:hover {
  background: rgba(255,255,255,0.12);
  color: #fff;
  border-color: rgba(255,255,255,0.3);
}
.carousel-prev { left: 24px; }
.carousel-next { right: 24px; }

/* Counter */
.carousel-counter {
  position: absolute;
  bottom: 44px;
  right: 80px;
  z-index: 10;
  font-family: 'Nunito', sans-serif;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.35);
  display: flex;
  align-items: center;
  gap: 4px;
}
.counter-current {
  font-size: 1.4rem;
  font-weight: 700;
  color: rgba(255,255,255,0.7);
}

/* Scroll indicator */
.scroll-indicator {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  opacity: 0.5;
  animation: scrollBounce 2s ease-in-out infinite;
}
.scroll-text {
  font-family: 'Nunito', sans-serif;
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: rgba(255,255,255,0.3);
}
.scroll-indicator svg {
  animation: scrollArrow 2s ease-in-out infinite;
}
@keyframes scrollBounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(6px); }
}
@keyframes scrollArrow {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(3px); }
}

/* ============================================
   Floating Sidebar
   ============================================ */
.floating-sidebar {
  position: fixed;
  right: 20px;
  top: auto;
  bottom: 120px;
  z-index: 10001;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.sidebar-btn {
  width: 44px; height: 44px;
  border-radius: 10px;
  border: 1.5px solid rgba(0,51,121,0.15);
  background: #fff;
  color: #003379;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  transition: all 0.25s ease;
  box-shadow: 0 2px 12px rgba(0,0,0,0.06);
}
.sidebar-btn:hover {
  background: #003379;
  color: #fff;
  border-color: #003379;
  transform: scale(1.05);
  box-shadow: 0 4px 16px rgba(0,51,121,0.2);
}
.sidebar-btn a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%; height: 100%;
  color: inherit;
}
.sidebar-tooltip {
  position: absolute;
  right: 54px;
  white-space: nowrap;
  padding: 6px 12px;
  border-radius: 6px;
  background: #003379;
  color: #fff;
  font-family: 'Nunito', sans-serif;
  font-size: 0.78rem;
  font-weight: 600;
  opacity: 0;
  visibility: hidden;
  transition: all 0.2s ease;
  pointer-events: none;
}
.sidebar-btn:hover .sidebar-tooltip {
  opacity: 1;
  visibility: visible;
}

/* ============================================
   Responsive Adjustments
   ============================================ */
@media (max-width: 968px) {
  .slide-content { padding: 0 40px; }
  .carousel-indicators { left: 40px; }
  .carousel-counter { right: 40px; }
  .floating-sidebar { right: 12px; }
  .sidebar-btn { width: 40px; height: 40px; }
  .cta-panel { grid-template-columns: 1fr; gap: 28px; padding: 32px; }
}



@media (max-width: 640px) {
  .detail-section { padding: 16px 0 60px; }
  nav.dark-start .nav-dropdown .dropdown-trigger { color: #64748B; }
  nav.dark-start .nav-dropdown.open .dropdown-trigger { color: #003379; }
  nav.dark-start .nav-dropdown .dropdown-menu { background: transparent; }
  nav.dark-start .nav-dropdown .dropdown-menu a { color: #334155; }
  nav.dark-start .nav-dropdown .dropdown-menu a:hover { color: #003379; }
  nav.dark-start .nav-dropdown .dropdown-menu .count { color: #64748B; }
  .cta-section { padding: 64px 0; }
  .cta-panel { padding: 24px 18px; }
  .cta-section h2 { font-size: 2rem; }
  .cta-actions { grid-template-columns: 1fr; }
  .cta-action { min-height: 96px; padding: 16px; }
  .cta-action strong { overflow-wrap: anywhere; }
  .hero-carousel,
  .carousel-track,
  .slide-bg { height: 78svh; min-height: 470px; }
  .slide-content { padding: 0 24px; margin-top: 12px; }
  .slide-badge { font-size: 0.68rem; padding: 4px 12px; margin-bottom: 14px; }
  .slide-title { font-size: clamp(1.85rem, 8.5vw, 2.35rem); line-height: 1.12; margin-bottom: 14px; }
  .slide-desc { font-size: 0.92rem; line-height: 1.55; margin-bottom: 22px; }
  .slide-actions { gap: 10px; }
  .slide-actions .btn-lg { padding: 12px 18px; font-size: 0.84rem; }
  .carousel-arrow { display: none; }
  .carousel-indicators {
    left: 50%;
    transform: translateX(-50%);
    bottom: 28px;
  }
  .carousel-counter { display: none; }
  .scroll-indicator { bottom: 18px; }
  .floating-sidebar {
    display: flex;
    right: 16px;
    bottom: 20px;
  }
  .floating-sidebar > :not(#sidebarWhatsapp) { display: none; }
  .sidebar-btn { width: 44px; height: 44px; border-radius: 50%; }
  #sidebarWhatsapp { background: #25D366; border-color: #25D366; color: #fff; box-shadow: 0 4px 16px rgba(37,211,102,.28); }
  .sidebar-tooltip { display: none; }
}

/* Tooltip should not intercept clicks when hidden */
.sidebar-tooltip {
  pointer-events: none;
}