/* ============================================
   YUEHANG TECH — Global Charger Manufacturer
   Design System: Corporate Creative (Navy + Gold)
   ============================================ */


:root {
  --navy: #0A2540;
  --navy-light: #143C5E;
  --navy-dark: #061A2E;
  --gold: #D4A933;
  --gold-light: #F0D78C;
  --gold-dark: #B8901E;
  --cream: #FAF8F3;
  --cream-dark: #F2EFE6;
  --white: #FFFFFF;
  --text: #1F2937;
  --muted: #6B7280;
  --border: #E5E7EB;
  --radius: 16px;
  --radius-sm: 10px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --shadow-sm: 0 4px 12px rgba(10, 37, 64, 0.06);
  --shadow-md: 0 12px 30px rgba(10, 37, 64, 0.08);
  --shadow-lg: 0 24px 60px rgba(10, 37, 64, 0.12);
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Montserrat', sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.65;
  overflow-x: hidden;
  font-size: 17px;
  font-weight: 500;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

/* ===== UTILITY ===== */
.container { max-width: 1280px; margin: 0 auto; padding: 0 24px; }
.section { padding: 90px 0; }
.bg-cream { background: var(--cream); }
.bg-navy { background: var(--navy); color: #fff; }
.text-center { text-align: center; }
.eyebrow {
  font-size: 12px; text-transform: uppercase; letter-spacing: 2px;
  color: var(--gold); font-weight: 700; margin-bottom: 12px;
  display: inline-flex; align-items: center; gap: 8px;
}
.eyebrow::before { content: ''; width: 24px; height: 2px; background: var(--gold); }
.section-header { display: flex; justify-content: space-between; align-items: flex-end; margin-bottom: 48px; gap: 24px; }
.section-header h2 { font-family: 'Montserrat', sans-serif; font-size: clamp(28px, 4vw, 42px); font-weight: 800; color: var(--navy); line-height: 1.2; }
.section-header p { color: var(--muted); max-width: 440px; font-size: 17px; font-weight: 500; line-height: 1.6; }
.btn-primary {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--navy); color: #fff; padding: 15px 34px;
  border-radius: 50px; font-weight: 700; font-size: 16px;
  transition: var(--transition); border: 2px solid var(--navy);
}
.btn-primary:hover { background: var(--gold); border-color: var(--gold); color: var(--navy); transform: translateY(-2px); }
.btn-outline {
  display: inline-flex; align-items: center; gap: 8px;
  background: transparent; color: var(--navy); padding: 15px 34px;
  border-radius: 50px; font-weight: 700; font-size: 16px;
  border: 2px solid var(--border); transition: var(--transition);
}
.btn-outline:hover { border-color: var(--navy); background: var(--navy); color: #fff; }
.btn-gold {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--gold); color: var(--navy); padding: 15px 34px;
  border-radius: 50px; font-weight: 800; font-size: 16px;
  transition: var(--transition); border: 2px solid var(--gold);
}
.btn-gold:hover { background: var(--gold-dark); border-color: var(--gold-dark); transform: translateY(-2px); }

/* ===== TOP BAR ===== */
.top-bar {
  position: fixed; top: 0; left: 0; width: 100%; z-index: 1001;
  background: var(--navy); color: #fff; font-size: 13px; font-weight: 500;
}
.top-bar-inner {
  max-width: 1280px; margin: 0 auto; padding: 10px 24px;
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
}
.top-bar-left { color: rgba(255,255,255,0.7); font-weight: 600; letter-spacing: 0.5px; }
.top-bar-right { display: flex; align-items: center; gap: 24px; }
.top-bar-right a {
  color: #fff; display: inline-flex; align-items: center; gap: 6px;
  transition: var(--transition);
}
.top-bar-right a:hover { color: var(--gold); }
.top-bar-right svg { width: 14px; height: 14px; }

/* ===== HEADER ===== */
.header {
  position: fixed; top: 40px; left: 0; width: 100%; z-index: 1000;
  padding: 24px 48px; display: flex; justify-content: space-between; align-items: center;
  transition: var(--transition);
}
.header.scrolled { background: rgba(255,255,255,0.95); backdrop-filter: blur(12px); box-shadow: var(--shadow-sm); padding: 16px 48px; }
.logo { font-size: 26px; font-weight: 900; color: var(--navy); letter-spacing: -0.5px; line-height: 1; display: flex; align-items: center; gap: 8px; }
.logo-mark { width: 36px; height: 36px; background: var(--navy); border-radius: 8px; display: flex; align-items: center; justify-content: center; color: var(--gold); font-size: 18px; font-weight: 900; }
.logo small { display: block; font-size: 11px; font-weight: 500; color: var(--muted); letter-spacing: 2px; text-transform: uppercase; margin-top: 2px; }
.nav-right { display: flex; align-items: center; gap: 32px; }
.nav-links { display: flex; gap: 36px; }
.nav-links a { font-size: 15px; font-weight: 600; color: var(--text); position: relative; transition: var(--transition); }
.nav-links a:hover, .nav-links a.active { color: var(--navy); }
.nav-links a::after { content: ''; position: absolute; bottom: -4px; left: 0; width: 0; height: 1.5px; background: var(--gold); transition: var(--transition); }
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }
/* Language selector */
.lang-selector { position: relative; }
.lang-btn { display: flex; align-items: center; gap: 6px; font-size: 14px; font-weight: 500; color: var(--text); padding: 6px 12px; border-radius: 20px; transition: var(--transition); }
.lang-btn:hover { background: var(--cream); }
.lang-btn svg { width: 16px; height: 16px; }
.lang-dropdown { position: absolute; top: calc(100% + 8px); right: 0; background: #fff; border: 1px solid var(--border); border-radius: var(--radius-sm); box-shadow: var(--shadow-md); min-width: 160px; padding: 8px; display: none; opacity: 0; transform: translateY(-8px); transition: var(--transition); }
.lang-dropdown.open { display: block; opacity: 1; transform: translateY(0); }
.lang-dropdown button { display: flex; align-items: center; gap: 10px; width: 100%; padding: 10px 14px; border-radius: 8px; font-size: 14px; transition: var(--transition); text-align: left; }
.lang-dropdown button:hover { background: var(--cream); }
.lang-dropdown button.active { background: var(--navy); color: #fff; }
.lang-dropdown .flag { font-size: 20px; }
/* Mobile menu toggle */
.menu-toggle { display: none; flex-direction: column; gap: 5px; padding: 8px; }
.menu-toggle span { width: 24px; height: 2px; background: var(--navy); transition: var(--transition); }
.menu-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 6px); }
.menu-toggle.active span:nth-child(2) { opacity: 0; }
.menu-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -6px); }

/* ===== HERO ===== */
.hero { position: relative; min-height: 100vh; background: linear-gradient(180deg, var(--white) 0%, var(--white) 85%, var(--cream) 100%); overflow: hidden; display: flex; flex-direction: column; align-items: center; padding-top: 120px; }
.hero-main { position: relative; width: 100%; max-width: 1200px; flex: 1; display: flex; align-items: center; justify-content: center; }
.hero-text-bg { position: absolute; bottom: 0; left: 50%; transform: translateX(-50%); z-index: 1; font-family: 'Montserrat', sans-serif; font-size: clamp(56px, 11vw, 140px); font-weight: 900; color: #0A2540; letter-spacing: -5px; white-space: nowrap; line-height: 0.85; pointer-events: none; }
.hero-text-bg span { color: #D4A933; }
.hero-product { position: relative; z-index: 2; width: min(61vw, 678px); display: flex; align-items: center; justify-content: center; margin-top: -80px; }
@keyframes productFloat { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-14px); } }
.hero-product::before { content: ''; position: absolute; inset: -8% -3%; z-index: -1; background: radial-gradient(ellipse at 50% 55%, rgba(212,169,51,0.10) 0%, transparent 60%); pointer-events: none; }
.hero-product img { width: 100%; height: auto; object-fit: contain; filter: drop-shadow(0 30px 70px rgba(10,37,64,0.18)); animation: productFloat 5s ease-in-out infinite; }
.hero-label { position: absolute; z-index: 3; font-size: 13px; color: var(--muted); line-height: 1.5; }
.hero-label strong { display: block; font-size: 14px; font-weight: 700; color: var(--navy); margin-top: 3px; }
.hero-label.left { left: 6%; top: 28%; text-align: right; }
.hero-label.right { right: 6%; top: 32%; text-align: left; }
.hero-label::before { content: ''; position: absolute; top: 8px; width: 35px; height: 1px; background: var(--gold); }
.hero-label.left::before { right: -45px; }
.hero-label.right::before { left: -45px; }
.hero-dots { position: absolute; left: 32px; top: 50%; transform: translateY(-50%); display: flex; flex-direction: column; gap: 14px; z-index: 5; }
.hero-dots button { width: 8px; height: 8px; border-radius: 50%; border: 1px solid var(--border); background: transparent; transition: var(--transition); padding: 0; }
.hero-dots button.active { background: var(--navy); border-color: var(--navy); transform: scale(1.3); }
.hero-dots button:hover { background: var(--gold); border-color: var(--gold); }
.hero-bottom { position: relative; z-index: 4; max-width: 760px; text-align: center; padding: 0 24px 40px; }
.hero-bottom p { font-size: 19px; color: var(--muted); line-height: 1.75; font-weight: 600; }

/* ===== STATS ===== */
.stats { padding: 70px 0; background: var(--cream); }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.stat-item { text-align: center; background: #fff; border-radius: var(--radius); padding: 32px 20px; position: relative; overflow: hidden; transition: var(--transition); box-shadow: 0 2px 12px rgba(10,37,64,0.04); }
.stat-item:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.stat-item::before { content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 3px; background: var(--gold); }
.stat-item strong { display: block; font-size: clamp(44px, 6vw, 64px); font-weight: 900; color: var(--navy); line-height: 1; font-family: 'Montserrat', sans-serif; letter-spacing: -1px; }
.stat-item span { font-size: 15px; color: var(--muted); margin-top: 14px; display: block; font-weight: 700; letter-spacing: 0.3px; }

/* ===== CATEGORIES ===== */
.cat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.cat-card { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); padding: 28px; transition: var(--transition); position: relative; overflow: hidden; cursor: pointer; }
.cat-card::before { content: ''; position: absolute; top: 0; left: 0; width: 4px; height: 0; background: var(--gold); transition: var(--transition); }
.cat-card:hover { border-color: var(--gold); transform: translateY(-6px); box-shadow: var(--shadow-md); }
.cat-card:hover::before { height: 100%; }
.cat-card h3 { font-size: 18px; font-weight: 700; color: var(--navy); margin-bottom: 6px; }
.cat-card p { font-size: 13px; color: var(--muted); margin-bottom: 14px; }
.cat-card .count { display: inline-block; background: var(--cream); color: var(--navy); padding: 4px 12px; border-radius: 20px; font-size: 12px; font-weight: 600; }

/* ===== PRODUCT GRID ===== */
.product-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.product-card { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; transition: var(--transition); cursor: pointer; }
.product-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.product-card .product-img { background: var(--cream); padding: 12px; display: flex; align-items: center; justify-content: center; height: 260px; overflow: hidden; transition: var(--transition); }
.product-card:hover .product-img { background: var(--cream-dark); }
.product-card .product-img img { max-height: 260px; max-width: 100%; object-fit: contain; transition: transform 0.4s; transform: scale(1.35); }
.product-card:hover .product-img img { transform: scale(1.42); }
.product-info { padding: 20px; }
.product-info .series { font-size: 12px; text-transform: uppercase; letter-spacing: 1px; color: var(--gold); font-weight: 800; }
.product-info h4 { font-size: 18px; font-weight: 800; color: var(--navy); margin: 6px 0 4px; }
.product-info .spec { font-size: 14px; color: var(--muted); font-weight: 600; }
.product-info .certs { display: flex; gap: 4px; margin-top: 8px; flex-wrap: wrap; }
.product-info .cert-tag { font-size: 11px; padding: 3px 9px; border-radius: 4px; background: var(--cream); color: var(--muted); font-weight: 700; }

/* ===== FILTERS ===== */
.filter-bar { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 32px; align-items: center; }
.filter-btn { padding: 8px 20px; border-radius: 50px; font-size: 14px; font-weight: 600; border: 1px solid var(--border); background: #fff; color: var(--text); transition: var(--transition); }
.filter-btn:hover { border-color: var(--navy); }
.filter-btn.active { background: var(--navy); color: #fff; border-color: var(--navy); }

/* ===== PAGINATION ===== */
.pagination { display: flex; justify-content: center; gap: 8px; margin-top: 40px; }
.pagination button { width: 40px; height: 40px; border-radius: 10px; font-size: 14px; font-weight: 600; border: 1px solid var(--border); background: #fff; color: var(--text); transition: var(--transition); }
.pagination button:hover { border-color: var(--navy); }
.pagination button.active { background: var(--navy); color: #fff; border-color: var(--navy); }
.pagination button:disabled { opacity: 0.4; cursor: not-allowed; }

/* ===== PRODUCT DETAIL ===== */
.product-detail-wrap { padding-top: 120px; }
.product-detail-wrap > .breadcrumb { margin-top: 24px; }
.detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: start; }
.detail-gallery { position: sticky; top: 100px; }
.detail-main-img { background: var(--cream); border-radius: var(--radius); padding: 10px; display: flex; align-items: center; justify-content: center; height: 540px; overflow: hidden; }
.detail-main-img img { max-height: 500px; max-width: 100%; object-fit: contain; transform: scale(1.45); transition: transform 0.4s; }
.detail-main-img:hover img { transform: scale(1.52); }
.detail-thumbs { display: flex; gap: 12px; margin-top: 16px; }
.detail-thumb { width: 96px; height: 96px; border-radius: var(--radius-sm); background: var(--cream); border: 2px solid transparent; overflow: hidden; cursor: pointer; transition: var(--transition); }
.detail-thumb img { width: 100%; height: 100%; object-fit: contain; padding: 4px; transform: scale(1.15); }
.detail-thumb:hover { border-color: var(--gold); }
.detail-thumb.active { border-color: var(--navy); }
.detail-info h1 { font-family: 'Montserrat', sans-serif; font-size: 36px; font-weight: 800; color: var(--navy); margin-bottom: 8px; }
.detail-info .detail-series { font-size: 13px; text-transform: uppercase; letter-spacing: 1px; color: var(--gold); font-weight: 800; }
.detail-info .detail-desc { color: var(--muted); margin: 20px 0; line-height: 1.8; font-size: 17px; }
.spec-table { width: 100%; border-collapse: collapse; margin: 20px 0; }
.spec-table th, .spec-table td { padding: 13px 0; border-bottom: 1px solid var(--border); text-align: left; font-size: 15px; }
.spec-table th { color: var(--muted); font-weight: 600; width: 40%; }
.spec-table td { color: var(--navy); font-weight: 700; }
.detail-certs { display: flex; gap: 8px; flex-wrap: wrap; margin: 20px 0; }
.detail-certs .cert-tag { padding: 7px 16px; border-radius: 6px; background: var(--cream); color: var(--navy); font-size: 13px; font-weight: 800; border: 1px solid var(--border); }
.detail-cta { display: flex; gap: 16px; margin-top: 24px; }

/* ===== FACTORY ===== */
.factory-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 60px; align-items: center; }
.factory h2 { color: #fff; }
.factory p { color: rgba(255,255,255,0.75); }
.factory-img-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.factory-img { height: 220px; background: var(--navy-light); border-radius: 12px; overflow: hidden; }
.factory-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s; }
.factory-img:hover img { transform: scale(1.08); }

/* ===== GALLERY (Factory page) ===== */
.gallery-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.gallery-item { border-radius: var(--radius-sm); overflow: hidden; cursor: pointer; aspect-ratio: 1; }
.gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s; }
.gallery-item:hover img { transform: scale(1.1); }
.gallery-item.tall { grid-row: span 2; aspect-ratio: 1/2; }

/* ===== CERTIFICATIONS ===== */
.cert-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.cert-card { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; transition: var(--transition); }
.cert-card:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); }
.cert-showcase-img { height: 400px; background: #faf9f6; display: flex; align-items: center; justify-content: center; padding: 16px; }
.cert-showcase-img img { width: 100%; height: 100%; object-fit: contain; }
.cert-info { padding: 24px; }
.cert-info h3 { font-size: 20px; color: var(--navy); margin-bottom: 6px; }
.cert-info p { font-size: 14px; color: var(--muted); }

/* ===== BLOG ===== */

/* Toolbar: search + filters */
.blog-toolbar { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 20px; margin-bottom: 36px; }
.blog-search { position: relative; flex: 1 1 280px; max-width: 360px; }
.blog-search input { width: 100%; padding: 12px 44px 12px 18px; border: 1px solid var(--border); border-radius: 50px; font-size: 14px; font-weight: 600; color: var(--text); background: #fff; transition: var(--transition); outline: none; }
.blog-search input:focus { border-color: var(--navy); box-shadow: 0 0 0 3px rgba(10,37,64,0.08); }
.blog-search input::placeholder { color: var(--muted); }
.blog-search svg { position: absolute; right: 16px; top: 50%; transform: translateY(-50%); color: var(--muted); pointer-events: none; }

/* Filter buttons with count */
.filter-btn { padding: 8px 18px; border-radius: 50px; font-size: 14px; font-weight: 600; border: 1px solid var(--border); background: #fff; color: var(--text); transition: var(--transition); display: inline-flex; align-items: center; gap: 8px; }
.filter-btn:hover { border-color: var(--navy); }
.filter-btn.active { background: var(--navy); color: #fff; border-color: var(--navy); }
.filter-count { display: inline-block; min-width: 20px; height: 20px; line-height: 20px; text-align: center; border-radius: 10px; font-size: 11px; font-weight: 800; background: var(--cream); color: var(--navy); }
.filter-btn.active .filter-count { background: var(--gold); color: #fff; }

/* Featured post */
.blog-featured { display: grid; grid-template-columns: 1.25fr 1fr; gap: 0; background: #fff; border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; cursor: pointer; transition: var(--transition); margin-bottom: 40px; }
.blog-featured:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.blog-featured-thumb { height: 360px; overflow: hidden; position: relative; }
.blog-featured-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s; }
.blog-featured:hover .blog-featured-thumb img { transform: scale(1.06); }
.blog-featured-info { display: flex; flex-direction: column; justify-content: center; padding: 40px; }
.blog-featured-info h2 { font-family: 'Montserrat', sans-serif; font-size: clamp(24px, 3vw, 32px); font-weight: 800; color: var(--navy); margin: 16px 0 12px; line-height: 1.25; }
.blog-featured-info p { font-size: 16px; color: var(--muted); line-height: 1.7; }
.blog-featured-info .blog-read-more { margin-top: 20px; }

/* Blog grid cards */
.blog-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.blog-card { border-radius: var(--radius); overflow: hidden; cursor: pointer; transition: var(--transition); background: #fff; border: 1px solid var(--border); }
.blog-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.blog-thumb { height: 220px; overflow: hidden; position: relative; }
.blog-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s; }
.blog-card:hover .blog-thumb img { transform: scale(1.08); }
.blog-cat-tag { position: absolute; top: 12px; left: 12px; padding: 5px 14px; border-radius: 20px; font-size: 11px; font-weight: 800; text-transform: uppercase; letter-spacing: 1px; background: rgba(255,255,255,0.95); color: var(--navy); box-shadow: 0 2px 8px rgba(0,0,0,0.06); }
.blog-info { padding: 24px; }
.blog-meta { display: flex; gap: 12px; font-size: 13px; color: var(--muted); margin-bottom: 10px; font-weight: 600; }
.blog-info h3 { font-size: 19px; font-weight: 800; color: var(--navy); margin-bottom: 10px; line-height: 1.4; }
.blog-info p { font-size: 15px; color: var(--muted); line-height: 1.65; }
.blog-read-more { display: inline-flex; align-items: center; gap: 6px; margin-top: 14px; font-size: 15px; font-weight: 700; color: var(--gold); transition: gap 0.3s; }
.blog-card:hover .blog-read-more, .blog-featured:hover .blog-read-more { gap: 10px; }

/* Breadcrumb */
.breadcrumb { display: inline-flex; align-items: center; flex-wrap: wrap; gap: 10px; font-size: 13px; font-weight: 600; color: var(--muted); margin-bottom: 20px; }
.breadcrumb a { color: var(--muted); text-decoration: none; transition: var(--transition); }
.breadcrumb a:hover { color: var(--gold); }
.breadcrumb span[aria-current] { color: var(--navy); font-weight: 700; }

/* Blog detail */
.blog-detail-wrap { padding-top: 20px; }
.blog-detail-header { text-align: center; max-width: 760px; margin: 0 auto 40px; }
.blog-detail-header .breadcrumb { justify-content: center; }
.blog-detail-header h1 { font-family: 'Montserrat', sans-serif; font-size: clamp(30px, 4.5vw, 46px); font-weight: 800; color: var(--navy); margin: 18px 0; line-height: 1.2; }
.blog-detail-header .blog-meta { justify-content: center; font-size: 14px; }
.blog-detail-img { width: 100%; height: 460px; border-radius: var(--radius); overflow: hidden; margin-bottom: 48px; }
.blog-detail-img img { width: 100%; height: 100%; object-fit: cover; }
.blog-detail-body { max-width: 720px; margin: 0 auto; font-size: 17px; line-height: 1.85; color: var(--text); }
.blog-detail-body p { margin-bottom: 22px; }
.blog-detail-body h2 { font-family: 'Montserrat', sans-serif; font-size: 28px; font-weight: 800; color: var(--navy); margin: 40px 0 18px; }
.blog-detail-body img { border-radius: var(--radius); margin: 28px 0; }
.blog-detail-cta { max-width: 720px; margin: 56px auto 0; padding: 40px; background: var(--navy); border-radius: var(--radius); color: #fff; text-align: center; }
.blog-detail-cta h3 { font-family: 'Montserrat', sans-serif; font-size: 24px; font-weight: 800; margin-bottom: 12px; }
.blog-detail-cta p { color: rgba(255,255,255,0.75); margin-bottom: 24px; line-height: 1.7; }
.blog-detail-cta-btns { display: inline-flex; flex-wrap: wrap; justify-content: center; gap: 14px; }
.blog-detail-cta .btn-primary { background: var(--gold); color: var(--navy); border-color: var(--gold); }
.blog-detail-cta .btn-primary:hover { background: #fff; border-color: #fff; }
.blog-detail-cta .btn-outline { border-color: rgba(255,255,255,0.4); color: #fff; }
.blog-detail-cta .btn-outline:hover { background: #fff; color: var(--navy); border-color: #fff; }

/* ===== ABOUT ===== */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.about-image { border-radius: var(--radius); overflow: hidden; height: 450px; }
.about-image img { width: 100%; height: 100%; object-fit: cover; }
.about-text h2 { font-family: 'Montserrat', sans-serif; font-size: 36px; font-weight: 800; color: var(--navy); margin-bottom: 20px; }
.about-text p { color: var(--muted); margin-bottom: 18px; line-height: 1.8; font-size: 17px; }
.timeline { display: flex; flex-direction: column; gap: 28px; margin-top: 32px; }
.timeline-item { display: flex; gap: 20px; align-items: flex-start; }
.timeline-year { font-family: 'Montserrat', sans-serif; font-size: 28px; font-weight: 800; color: var(--gold); min-width: 80px; }
.timeline-content h4 { font-size: 18px; font-weight: 800; color: var(--navy); margin-bottom: 4px; }
.timeline-content p { font-size: 15px; color: var(--muted); }

/* ===== CONTACT ===== */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; }
.contact-form input, .contact-form textarea, .contact-form select {
  width: 100%; padding: 14px 18px; border: 1px solid var(--border); border-radius: var(--radius-sm);
  font-size: 15px; font-family: inherit; margin-bottom: 16px; transition: var(--transition);
}
.contact-form input:focus, .contact-form textarea:focus, .contact-form select:focus {
  outline: none; border-color: var(--gold); box-shadow: 0 0 0 3px rgba(212,169,51,0.1);
}
.contact-info-card { background: var(--navy); color: #fff; border-radius: var(--radius); padding: 40px; }
.contact-info-card h3 { font-size: 22px; margin-bottom: 24px; }
.contact-info-item { display: flex; gap: 16px; margin-bottom: 24px; align-items: flex-start; }
.contact-info-item .icon { width: 44px; height: 44px; border-radius: 10px; background: rgba(255,255,255,0.1); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.contact-info-item .icon svg { width: 22px; height: 22px; fill: var(--gold); }
.contact-info-item .label { font-size: 12px; text-transform: uppercase; letter-spacing: 1px; color: rgba(255,255,255,0.5); font-weight: 700; }
.contact-info-item .value { font-size: 16px; font-weight: 700; margin-top: 2px; }
.contact-info-item .value a { color: var(--gold); }

/* ===== POWER FLOW ANIMATION ===== */
.power-flow { display: flex; align-items: center; justify-content: center; gap: 0; padding: 20px 0 60px; max-width: 800px; margin: 0 auto; }
.flow-node { text-align: center; position: relative; z-index: 2; flex-shrink: 0; }
.flow-node .node-circle { width: 80px; height: 80px; border-radius: 50%; background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.15); display: flex; align-items: center; justify-content: center; margin: 0 auto 12px; transition: var(--transition); }
.flow-node:hover .node-circle { background: rgba(212,169,51,0.15); border-color: var(--gold); }
.flow-node .node-label { font-size: 15px; color: rgba(255,255,255,0.7); font-weight: 600; }
.flow-line { flex: 1; height: 2px; background: repeating-linear-gradient(90deg, rgba(212,169,51,0.3) 0, rgba(212,169,51,0.3) 8px, transparent 8px, transparent 16px); position: relative; max-width: 160px; margin: 0 16px; transform: translateY(-13px); }
.flow-line::after { content: ''; position: absolute; top: -3px; left: 0; width: 8px; height: 8px; border-radius: 50%; background: var(--gold); animation: flowDot 2s linear infinite; }
@keyframes flowDot { 0% { left: 0; } 100% { left: 100%; } }

/* ===== CTA SECTION ===== */
.cta-section { background: var(--navy); color: #fff; text-align: center; padding: 100px 0 120px; }
.cta-section h2 { font-family: 'Montserrat', sans-serif; font-size: clamp(28px, 4vw, 42px); font-weight: 800; margin-bottom: 16px; }
.cta-section p { color: rgba(255,255,255,0.8); margin-bottom: 32px; font-size: 18px; font-weight: 500; }

.cta-form { max-width: 720px; margin: 0 auto; text-align: left; background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.1); border-radius: var(--radius); padding: 40px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-group { margin-bottom: 22px; }
.form-group label { display: block; font-size: 14px; font-weight: 700; color: #fff; margin-bottom: 8px; }
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%; padding: 14px 18px; border-radius: var(--radius-sm);
  border: 1px solid rgba(255,255,255,0.2); background: rgba(255,255,255,0.08);
  color: #fff; font-size: 15px; font-weight: 500; font-family: 'Montserrat', sans-serif;
  transition: var(--transition);
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: rgba(255,255,255,0.45); }
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { outline: none; border-color: var(--gold); background: rgba(255,255,255,0.12); }
.form-group select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='none' stroke='%23D4A933'%3E%3Cpath d='M1 1l5 5 5-5'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 18px center; padding-right: 44px; cursor: pointer; }
.form-group select option { background: var(--navy); color: #fff; }
.cta-form .btn-submit { width: 100%; justify-content: center; padding: 16px 32px; font-size: 17px; font-weight: 800; cursor: pointer; border: none; }
.form-note { text-align: center; margin-top: 18px; margin-bottom: 0; font-size: 14px; color: rgba(255,255,255,0.6); }
.form-note a { color: var(--gold); font-weight: 700; text-decoration: underline; }
.form-note a:hover { color: #fff; }
@media (max-width: 640px) {
  .cta-form { padding: 28px 22px; }
  .form-row { grid-template-columns: 1fr; gap: 0; }
}

/* ===== FOOTER ===== */
footer { background: var(--navy-dark); color: #fff; padding: 70px 0 30px; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 50px; margin-bottom: 50px; }
.footer-brand .logo { color: #fff; margin-bottom: 20px; }
.footer-brand .logo small { color: rgba(255,255,255,0.5); }
.footer-brand p { color: rgba(255,255,255,0.7); font-size: 15px; line-height: 1.8; font-weight: 500; }
footer h5 { font-size: 15px; font-weight: 800; margin-bottom: 20px; letter-spacing: 1px; }
footer a { display: block; color: rgba(255,255,255,0.7); font-size: 15px; margin-bottom: 12px; transition: var(--transition); font-weight: 500; }
footer a:hover { color: var(--gold); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding-top: 24px; display: flex; justify-content: space-between; font-size: 13px; color: rgba(255,255,255,0.4); }

/* ===== WHATSAPP FLOATING BUTTON ===== */
.whatsapp-btn { position: fixed; bottom: 24px; right: 24px; width: 60px; height: 60px; background: #25D366; border-radius: 50%; display: flex; align-items: center; justify-content: center; box-shadow: 0 8px 25px rgba(37,211,102,0.35); z-index: 999; transition: var(--transition); }
.whatsapp-btn::before { content: ''; position: absolute; width: 100%; height: 100%; border-radius: 50%; border: 2px solid #25D366; animation: waPulse 2s infinite; }
@keyframes waPulse { 0% { transform: scale(1); opacity: 1; } 100% { transform: scale(1.5); opacity: 0; } }
.whatsapp-btn:hover { transform: scale(1.08); }
.whatsapp-btn svg { width: 32px; height: 32px; fill: #fff; position: relative; z-index: 1; }
/* WhatsApp tooltip */
.whatsapp-tooltip { position: fixed; bottom: 30px; right: 96px; background: var(--navy); color: #fff; padding: 10px 18px; border-radius: 8px; font-size: 14px; white-space: nowrap; z-index: 999; opacity: 0; transform: translateX(10px); transition: var(--transition); pointer-events: none; box-shadow: var(--shadow-md); }
.whatsapp-tooltip::after { content: ''; position: absolute; right: -6px; top: 50%; transform: translateY(-50%); border: 6px solid transparent; border-left-color: var(--navy); }
.whatsapp-btn:hover ~ .whatsapp-tooltip { opacity: 1; transform: translateX(0); }

/* ===== VIDEO MODAL ===== */
.video-modal { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(6,26,46,0.9); backdrop-filter: blur(10px); z-index: 9999; display: none; align-items: center; justify-content: center; padding: 40px; }
.video-modal.active { display: flex; }
.video-modal-content { max-width: 900px; width: 100%; position: relative; }
.video-modal-content video { width: 100%; border-radius: var(--radius); }
.video-modal-close { position: absolute; top: -40px; right: 0; width: 36px; height: 36px; background: rgba(255,255,255,0.15); border-radius: 50%; display: flex; align-items: center; justify-content: center; transition: var(--transition); color: #fff; font-size: 20px; }
.video-modal-close:hover { background: rgba(255,255,255,0.3); transform: rotate(90deg); }

/* ===== SCROLL ANIMATIONS ===== */
.fade-up { opacity: 0; transform: translateY(30px); transition: opacity 0.6s ease, transform 0.6s ease; }
.fade-up.visible { opacity: 1; transform: translateY(0); }
.stagger > * { opacity: 0; transform: translateY(20px); transition: opacity 0.5s ease, transform 0.5s ease; }
.stagger.visible > * { opacity: 1; transform: translateY(0); }
.stagger.visible > *:nth-child(1) { transition-delay: 0.05s; }
.stagger.visible > *:nth-child(2) { transition-delay: 0.1s; }
.stagger.visible > *:nth-child(3) { transition-delay: 0.15s; }
.stagger.visible > *:nth-child(4) { transition-delay: 0.2s; }
.stagger.visible > *:nth-child(5) { transition-delay: 0.25s; }
.stagger.visible > *:nth-child(6) { transition-delay: 0.3s; }
.stagger.visible > *:nth-child(7) { transition-delay: 0.35s; }
.stagger.visible > *:nth-child(8) { transition-delay: 0.4s; }

/* ===== PAGE BANNER ===== */
.page-banner { padding: 140px 0 60px; background: var(--cream); text-align: center; }
.page-banner h1 { font-family: 'Montserrat', sans-serif; font-size: clamp(32px, 5vw, 48px); font-weight: 800; color: var(--navy); }
.page-banner p { color: var(--muted); margin-top: 12px; font-size: 16px; }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .header { padding: 16px 24px; }
  .header.scrolled { padding: 12px 24px; }
  .nav-links { display: none; position: fixed; top: 0; right: 0; width: 280px; height: 100vh; background: #fff; flex-direction: column; padding: 80px 32px 32px; gap: 20px; box-shadow: -4px 0 20px rgba(0,0,0,0.1); transform: translateX(100%); transition: var(--transition); }
  .nav-links.open { display: flex; transform: translateX(0); }
  .menu-toggle { display: flex; z-index: 1001; }
  .hero-label { display: none; }
  .hero-dots { left: 16px; }
  .hero-product { width: 80vw; margin-top: -60px; }
  .hero-text-bg { font-size: clamp(40px, 10vw, 100px); }
  .hero-product-switcher { bottom: 24%; }
  .hero-switcher-btn { padding: 5px 12px; }
  .cat-grid, .product-grid, .blog-grid { grid-template-columns: repeat(2, 1fr); }
  .blog-featured { grid-template-columns: 1fr; }
  .blog-featured-thumb { height: 280px; }
  .blog-featured-info { padding: 28px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .factory-grid, .about-grid, .contact-grid, .detail-grid { grid-template-columns: 1fr; gap: 32px; }
  .detail-gallery { position: static; }
  .cert-grid { grid-template-columns: repeat(2, 1fr); }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .lang-selector { display: none; }
}
@media (max-width: 640px) {
  .section { padding: 60px 0; }
  .hero-main { padding-top: 40px; }
  .hero-text-bg { font-size: clamp(32px, 9vw, 70px); letter-spacing: -2px; }
  .hero-product { width: 92vw; margin-top: -40px; }
  .hero-bottom p { font-size: 14px; }
  .hero-product-switcher { bottom: 26%; }
  .hero-switcher-btn { padding: 4px 9px; }
  .hero-switcher-btn .w-sub { display: none; }
  .cat-grid, .product-grid, .blog-grid, .stats-grid, .gallery-grid, .cert-grid { grid-template-columns: 1fr; }
  .blog-toolbar { flex-direction: column; align-items: stretch; }
  .blog-search { max-width: 100%; }
  .blog-featured-thumb { height: 220px; }
  .blog-featured-info { padding: 22px; }
  .blog-featured-info h2 { font-size: 22px; }
  .blog-detail-img { height: 240px; }
  .blog-detail-cta { padding: 28px 22px; }
  .blog-detail-cta-btns { flex-direction: column; align-items: stretch; }
  .section-header { flex-direction: column; align-items: flex-start; gap: 16px; }
  .filter-bar { overflow-x: auto; flex-wrap: nowrap; padding-bottom: 8px; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
  .detail-cta { flex-direction: column; }
  .power-flow { flex-wrap: wrap; }
  .flow-line { max-width: 100px; }
}

/* ============================================
   EXPANSION: New Components
   ============================================ */

/* ===== NAV DROPDOWN SUBMENU ===== */
.nav-item-parent { position: relative; }
.nav-item-parent > a::after { content: '\25BE'; font-size: 10px; margin-left: 4px; opacity: 0.5; }
.nav-dropdown { position: absolute; top: calc(100% + 8px); left: 50%; transform: translateX(-50%) translateY(-8px); background: #fff; border: 1px solid var(--border); border-radius: var(--radius-sm); box-shadow: var(--shadow-md); min-width: 220px; padding: 8px; opacity: 0; visibility: hidden; transition: var(--transition); z-index: 1001; }
.nav-item-parent:hover .nav-dropdown { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); }
.nav-dropdown a { display: flex; align-items: center; gap: 8px; padding: 10px 14px; border-radius: 8px; font-size: 14px; font-weight: 500; color: var(--text); }
.nav-dropdown a:hover { background: var(--cream); color: var(--navy); }
.nav-dropdown a .nav-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--gold); opacity: 0; transition: var(--transition); }
.nav-dropdown a:hover .nav-dot { opacity: 1; }

/* ===== MULTI-FILTER DROPDOWNS ===== */
.filter-controls { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 20px; align-items: center; }
.filter-select {
  padding: 10px 36px 10px 16px; border: 1px solid var(--border); border-radius: 50px;
  font-size: 14px; font-weight: 600; background: #fff; color: var(--text); cursor: pointer;
  transition: var(--transition); appearance: none; -webkit-appearance: none; -moz-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%231F2937' stroke-width='3'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 14px center;
}
.filter-select:hover { border-color: var(--navy); }
.filter-select:focus { outline: none; border-color: var(--gold); box-shadow: 0 0 0 3px rgba(212,169,51,0.12); }
.filter-reset { font-size: 13px; font-weight: 600; color: var(--muted); cursor: pointer; transition: var(--transition); padding: 8px 12px; }
.filter-reset:hover { color: var(--navy); }
.filter-count { font-size: 13px; color: var(--muted); margin-left: auto; }

/* ===== EXPANDABLE PRODUCT CARD ===== */
.product-card .card-expand-content { max-height: 0; overflow: hidden; transition: max-height 0.4s ease, padding 0.4s ease; padding: 0 20px; }
.product-card.expanded .card-expand-content { max-height: 280px; padding: 0 20px 16px; }
.card-expand-toggle { display: flex; align-items: center; justify-content: center; gap: 6px; padding: 8px 20px; border-top: 1px solid var(--border); font-size: 13px; font-weight: 600; color: var(--navy); cursor: pointer; transition: var(--transition); }
.card-expand-toggle:hover { background: var(--cream); }
.card-expand-toggle .toggle-icon { transition: transform 0.3s; font-size: 16px; }
.product-card.expanded .card-expand-toggle .toggle-icon { transform: rotate(180deg); }
.card-spec-row { display: flex; justify-content: space-between; padding: 6px 0; font-size: 13px; border-bottom: 1px solid var(--border); }
.card-spec-row:last-child { border-bottom: none; }
.card-spec-row .spec-label { color: var(--muted); }
.card-spec-row .spec-value { color: var(--navy); font-weight: 600; }

/* ===== COMPARE TOOL ===== */
.compare-checkbox { position: absolute; top: 12px; right: 12px; z-index: 5; display: flex; align-items: center; gap: 6px; background: rgba(255,255,255,0.95); padding: 4px 10px; border-radius: 20px; font-size: 12px; font-weight: 600; color: var(--navy); cursor: pointer; transition: var(--transition); border: 1px solid var(--border); }
.compare-checkbox:hover { border-color: var(--gold); }
.compare-checkbox input { accent-color: var(--gold); cursor: pointer; }
.compare-checkbox.checked { background: var(--gold); border-color: var(--gold); }
.compare-bar { position: fixed; bottom: 0; left: 0; width: 100%; background: var(--navy); color: #fff; padding: 16px 24px; display: flex; justify-content: center; align-items: center; gap: 20px; z-index: 998; transform: translateY(100%); transition: transform 0.4s ease; box-shadow: 0 -8px 30px rgba(10,37,64,0.2); }
.compare-bar.active { transform: translateY(0); }
.compare-bar .compare-label { font-size: 14px; font-weight: 600; }
.compare-bar .compare-items { display: flex; gap: 10px; }
.compare-bar .compare-item { background: rgba(255,255,255,0.12); padding: 6px 14px; border-radius: 8px; font-size: 13px; display: flex; align-items: center; gap: 8px; }
.compare-bar .compare-item .remove { cursor: pointer; opacity: 0.6; font-size: 16px; line-height: 1; }
.compare-bar .compare-item .remove:hover { opacity: 1; color: #ff6b6b; }
.compare-bar .compare-clear { font-size: 13px; color: rgba(255,255,255,0.6); cursor: pointer; transition: var(--transition); }
.compare-bar .compare-clear:hover { color: #fff; }
.compare-modal { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(6,26,46,0.92); backdrop-filter: blur(10px); z-index: 9999; display: none; align-items: center; justify-content: center; padding: 40px; }
.compare-modal.active { display: flex; }
.compare-modal-content { max-width: 1000px; width: 100%; max-height: 85vh; overflow-y: auto; background: #fff; border-radius: var(--radius); padding: 32px; position: relative; }
.compare-modal-close { position: absolute; top: 16px; right: 16px; width: 36px; height: 36px; background: var(--cream); border-radius: 50%; display: flex; align-items: center; justify-content: center; cursor: pointer; font-size: 18px; transition: var(--transition); z-index: 2; }
.compare-modal-close:hover { background: var(--cream-dark); transform: rotate(90deg); }
.compare-modal-table { width: 100%; border-collapse: collapse; margin-top: 16px; }
.compare-modal-table th, .compare-modal-table td { padding: 14px 12px; text-align: center; border-bottom: 1px solid var(--border); font-size: 14px; }
.compare-modal-table th { background: var(--cream); font-weight: 700; color: var(--navy); position: sticky; top: 0; }
.compare-modal-table th:first-child, .compare-modal-table td:first-child { text-align: left; font-weight: 600; color: var(--muted); }
.compare-modal-table .compare-product-img img { max-height: 80px; object-fit: contain; }
.compare-modal-table .compare-remove { color: #ff6b6b; cursor: pointer; font-size: 13px; }
.compare-modal-table .highlight { background: rgba(212,169,51,0.08); }

/* ===== WHY CHOOSE US ===== */
.advantages-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.advantage-card { text-align: center; padding: 40px 28px; border-radius: var(--radius); border: 1px solid var(--border); background: #fff; transition: var(--transition); position: relative; overflow: hidden; }
.advantage-card::before { content: ''; position: absolute; bottom: 0; left: 0; width: 100%; height: 3px; background: var(--gold); transform: scaleX(0); transition: var(--transition); }
.advantage-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: var(--gold); }
.advantage-card:hover::before { transform: scaleX(1); }
.advantage-card .adv-icon { width: 56px; height: 56px; border-radius: 14px; background: var(--cream); display: flex; align-items: center; justify-content: center; margin: 0 auto 20px; font-size: 24px; }
.advantage-card .adv-icon svg { width: 28px; height: 28px; stroke: var(--gold); fill: none; stroke-width: 2; }
.advantage-card h3 { font-size: 18px; font-weight: 800; color: var(--navy); margin-bottom: 8px; }
.advantage-card p { font-size: 15px; color: var(--muted); line-height: 1.6; font-weight: 500; }

/* ===== ORDER PROCESS TIMELINE ===== */
.process-timeline { display: flex; align-items: flex-start; gap: 0; position: relative; padding: 20px 0; }
.process-timeline::before { content: ''; position: absolute; top: 48px; left: 8%; right: 8%; height: 2px; background: var(--border); z-index: 0; }
.process-step { flex: 1; text-align: center; position: relative; z-index: 1; padding: 0 8px; }
.process-step .step-num { width: 64px; height: 64px; border-radius: 50%; background: #fff; border: 2px solid var(--border); display: flex; align-items: center; justify-content: center; margin: 0 auto 16px; font-size: 24px; color: var(--muted); transition: var(--transition); position: relative; }
.process-step .step-num svg { width: 28px; height: 28px; stroke: var(--muted); fill: none; stroke-width: 2; transition: var(--transition); }
.process-step:hover .step-num { border-color: var(--gold); background: var(--gold); transform: scale(1.08); }
.process-step:hover .step-num svg { stroke: var(--navy); }
.process-step h4 { font-size: 16px; font-weight: 800; color: var(--navy); margin-bottom: 6px; }
.process-step p { font-size: 14px; color: var(--muted); line-height: 1.55; font-weight: 500; }

/* ===== PRODUCT FINDER WIZARD ===== */
.finder-wizard { background: var(--navy); border-radius: var(--radius); padding: 48px; color: #fff; position: relative; overflow: hidden; }
.finder-wizard::before { content: ''; position: absolute; top: -50%; right: -10%; width: 400px; height: 400px; border-radius: 50%; background: radial-gradient(circle, rgba(212,169,51,0.08) 0%, transparent 70%); pointer-events: none; }
.finder-step { display: none; }
.finder-step.active { display: block; }
.finder-step-label { font-size: 13px; text-transform: uppercase; letter-spacing: 2px; color: var(--gold); font-weight: 800; margin-bottom: 8px; }
.finder-step h3 { font-family: 'Montserrat', sans-serif; font-size: 30px; font-weight: 800; margin-bottom: 24px; }
.finder-options { display: flex; gap: 12px; flex-wrap: wrap; }
.finder-option { padding: 18px 32px; border-radius: var(--radius-sm); border: 2px solid rgba(255,255,255,0.15); background: rgba(255,255,255,0.05); color: #fff; cursor: pointer; transition: var(--transition); font-size: 16px; font-weight: 700; display: flex; align-items: center; gap: 8px; }
.finder-option:hover { border-color: var(--gold); background: rgba(212,169,51,0.12); }
.finder-option.selected { border-color: var(--gold); background: rgba(212,169,51,0.2); }
.finder-nav { display: flex; justify-content: space-between; align-items: center; margin-top: 28px; }
.finder-progress { display: flex; gap: 8px; }
.finder-dot { width: 8px; height: 8px; border-radius: 50%; background: rgba(255,255,255,0.2); transition: var(--transition); }
.finder-dot.active { background: var(--gold); }
.finder-result { margin-top: 24px; }
.finder-result-card { background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.12); border-radius: var(--radius-sm); padding: 16px 20px; display: flex; align-items: center; gap: 16px; margin-bottom: 12px; transition: var(--transition); }
.finder-result-card:hover { background: rgba(255,255,255,0.12); border-color: var(--gold); }
.finder-result-card img { width: 60px; height: 60px; object-fit: contain; background: rgba(255,255,255,0.1); border-radius: 8px; padding: 4px; }
.finder-result-card .result-info h4 { font-size: 17px; font-weight: 800; color: #fff; }
.finder-result-card .result-info p { font-size: 14px; font-weight: 600; color: rgba(255,255,255,0.7); }

/* ===== GAN VS TRADITIONAL COMPARISON ===== */
.gan-compare-wrap { overflow-x: auto; border-radius: var(--radius); border: 1px solid var(--border); }
.gan-compare-table { width: 100%; border-collapse: collapse; min-width: 600px; }
.gan-compare-table th, .gan-compare-table td { padding: 18px 20px; text-align: center; border-bottom: 1px solid var(--border); font-size: 16px; }
.gan-compare-table th { background: var(--cream); font-weight: 800; color: var(--navy); }
.gan-compare-table th:first-child, .gan-compare-table td:first-child { text-align: left; font-weight: 700; color: var(--navy); }
.gan-compare-table .gan-col { background: rgba(212,169,51,0.06); }
.gan-compare-table .gan-col-header { background: var(--gold); color: var(--navy); }
.gan-compare-table .check { color: #22c55e; font-size: 18px; }
.gan-compare-table .cross { color: #ef4444; font-size: 18px; }

/* ===== OEM/ODM PAGE ===== */
.custom-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.custom-card { border: 1px solid var(--border); border-radius: var(--radius); padding: 32px 28px; transition: var(--transition); position: relative; overflow: hidden; background: #fff; }
.custom-card:hover { border-color: var(--gold); transform: translateY(-4px); box-shadow: var(--shadow-md); }
.custom-card .custom-icon { width: 52px; height: 52px; border-radius: 12px; background: var(--cream); display: flex; align-items: center; justify-content: center; margin-bottom: 18px; font-size: 22px; }
.custom-card .custom-icon svg { width: 26px; height: 26px; stroke: var(--navy); fill: none; stroke-width: 2; }
.custom-card h3 { font-size: 19px; font-weight: 800; color: var(--navy); margin-bottom: 8px; }
.custom-card p { font-size: 15px; color: var(--muted); line-height: 1.6; font-weight: 500; }
.oem-flow { display: flex; align-items: flex-start; gap: 0; position: relative; flex-wrap: wrap; }
.oem-flow-step { flex: 1; min-width: 140px; text-align: center; position: relative; padding: 0 12px; }
.oem-flow-step .flow-step-num { width: 48px; height: 48px; border-radius: 50%; background: var(--navy); color: var(--gold); display: flex; align-items: center; justify-content: center; font-size: 18px; font-weight: 700; margin: 0 auto 14px; position: relative; z-index: 2; }
.oem-flow-step::after { content: '\2192'; position: absolute; top: 14px; right: -6px; color: var(--gold); font-size: 18px; z-index: 1; }
.oem-flow-step:last-child::after { display: none; }
.oem-flow-step h4 { font-size: 15px; font-weight: 800; color: var(--navy); margin-bottom: 4px; }
.oem-flow-step p { font-size: 13px; color: var(--muted); font-weight: 500; }

/* ===== VIDEO GALLERY ===== */
.video-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.video-card { border-radius: var(--radius); overflow: hidden; cursor: pointer; background: #fff; border: 1px solid var(--border); transition: var(--transition); }
.video-card:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); border-color: var(--gold); }
.video-thumb { height: 200px; position: relative; background: var(--navy); overflow: hidden; }
.video-thumb video { width: 100%; height: 100%; object-fit: cover; opacity: 0.8; }
.video-thumb img { width: 100%; height: 100%; object-fit: cover; opacity: 0.85; }
.video-play-overlay { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); width: 56px; height: 56px; border-radius: 50%; background: rgba(255,255,255,0.9); display: flex; align-items: center; justify-content: center; transition: var(--transition); }
.video-card:hover .video-play-overlay { background: var(--gold); transform: translate(-50%, -50%) scale(1.1); }
.video-play-overlay svg { width: 24px; height: 24px; fill: var(--navy); margin-left: 3px; }
.video-info { padding: 16px 20px; }
.video-info .video-cat { font-size: 12px; text-transform: uppercase; letter-spacing: 1px; color: var(--gold); font-weight: 800; }
.video-info h4 { font-size: 16px; font-weight: 800; color: var(--navy); margin-top: 4px; }

/* ===== FAQ ACCORDION ===== */
.faq-categories { display: flex; gap: 8px; flex-wrap: wrap; justify-content: center; margin-bottom: 32px; }
.faq-cat-btn { padding: 8px 20px; border-radius: 50px; font-size: 14px; font-weight: 600; border: 1px solid var(--border); background: #fff; color: var(--text); cursor: pointer; transition: var(--transition); }
.faq-cat-btn:hover { border-color: var(--navy); }
.faq-cat-btn.active { background: var(--navy); color: #fff; border-color: var(--navy); }
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item { border: 1px solid var(--border); border-radius: var(--radius-sm); margin-bottom: 12px; overflow: hidden; transition: var(--transition); }
.faq-item:hover { border-color: var(--gold); }
.faq-item.open { border-color: var(--gold); box-shadow: var(--shadow-sm); }
.faq-question { padding: 20px 24px; display: flex; justify-content: space-between; align-items: center; cursor: pointer; font-weight: 700; font-size: 17px; color: var(--navy); }
.faq-question .faq-icon { width: 28px; height: 28px; border-radius: 50%; background: var(--cream); display: flex; align-items: center; justify-content: center; transition: var(--transition); flex-shrink: 0; margin-left: 16px; font-size: 16px; color: var(--navy); font-weight: 700; }
.faq-item.open .faq-question .faq-icon { transform: rotate(45deg); background: var(--gold); color: var(--navy); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.35s ease; }
.faq-item.open .faq-answer { max-height: 500px; }
.faq-answer-inner { padding: 0 24px 20px; color: var(--muted); line-height: 1.8; font-size: 16px; font-weight: 500; }

/* ===== DOWNLOAD CENTER ===== */
.download-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.download-card { border: 1px solid var(--border); border-radius: var(--radius); padding: 36px 28px; text-align: center; transition: var(--transition); background: #fff; }
.download-card:hover { border-color: var(--gold); transform: translateY(-4px); box-shadow: var(--shadow-md); }
.download-card .dl-icon { width: 60px; height: 60px; border-radius: 14px; background: var(--cream); display: flex; align-items: center; justify-content: center; margin: 0 auto 18px; }
.download-card .dl-icon svg { width: 30px; height: 30px; stroke: var(--gold); fill: none; stroke-width: 2; }
.download-card h3 { font-size: 19px; font-weight: 800; color: var(--navy); margin-bottom: 6px; }
.download-card .dl-desc { font-size: 15px; color: var(--muted); margin-bottom: 16px; line-height: 1.6; font-weight: 500; }
.download-card .dl-meta { font-size: 13px; color: var(--muted); margin-bottom: 16px; font-weight: 600; }
.download-card .dl-btn { display: inline-flex; align-items: center; gap: 8px; padding: 11px 26px; border-radius: 50px; background: var(--navy); color: #fff; font-size: 15px; font-weight: 700; transition: var(--transition); }
.download-card .dl-btn:hover { background: var(--gold); color: var(--navy); }
.download-card .dl-btn svg { width: 16px; height: 16px; stroke: currentColor; fill: none; stroke-width: 2; }

/* ===== RESPONSIVE: NEW COMPONENTS ===== */
@media (max-width: 1024px) {
  .advantages-grid { grid-template-columns: repeat(2, 1fr); }
  .custom-grid { grid-template-columns: repeat(2, 1fr); }
  .video-grid { grid-template-columns: repeat(2, 1fr); }
  .download-grid { grid-template-columns: repeat(2, 1fr); }
  .process-timeline { flex-wrap: wrap; gap: 24px; }
  .process-timeline::before { display: none; }
  .process-step { min-width: 40%; }
  .oem-flow { flex-wrap: wrap; gap: 24px; }
  .oem-flow-step::after { display: none; }
  .finder-wizard { padding: 32px 24px; }
  .compare-bar { flex-wrap: wrap; gap: 12px; padding: 12px 16px; }
  .nav-item-parent > a::after { display: none; }
  .nav-dropdown { position: static; transform: none; opacity: 1; visibility: visible; box-shadow: none; border: none; padding: 0 0 0 20px; min-width: auto; background: transparent; }
  .nav-dropdown a { font-size: 13px; padding: 8px 14px; color: var(--text); }
}
@media (max-width: 640px) {
  .advantages-grid { grid-template-columns: 1fr; }
  .custom-grid { grid-template-columns: 1fr; }
  .video-grid { grid-template-columns: 1fr; }
  .download-grid { grid-template-columns: 1fr; }
  .filter-controls { overflow-x: auto; flex-wrap: nowrap; padding-bottom: 8px; }
  .process-step { min-width: 100%; }
  .finder-options { flex-direction: column; }
  .finder-option { width: 100%; justify-content: center; }
  .compare-bar { font-size: 13px; }
  .compare-bar .compare-items { flex-wrap: wrap; }
  .compare-modal-content { padding: 20px 16px; }
  .compare-modal-table { font-size: 12px; }
  .compare-modal-table th, .compare-modal-table td { padding: 10px 6px; }
}

/* ============================================
   HERO ENHANCEMENT: Multi-animation + Switcher
   ============================================ */
.hero-product-switcher {
  position: absolute; bottom: 22%; left: 50%;
  transform: translateX(-50%);
  z-index: 10; display: flex; gap: 8px;
  background: rgba(255,255,255,0.9); backdrop-filter: blur(12px);
  padding: 6px 10px; border-radius: 50px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
}
.hero-switcher-btn {
  display: flex; flex-direction: column; align-items: center;
  padding: 6px 14px; border-radius: 30px; cursor: pointer;
  transition: var(--transition); position: relative;
}
.hero-switcher-btn .w-label {
  font-size: 13px; font-weight: 700; color: var(--navy);
}
.hero-switcher-btn .w-sub {
  font-size: 9px; color: var(--muted); letter-spacing: 0.5px;
}
.hero-switcher-btn:hover { background: var(--cream); }
.hero-switcher-btn.active {
  background: var(--navy);
}
.hero-switcher-btn.active .w-label { color: var(--gold); }
.hero-switcher-btn.active .w-sub { color: rgba(255,255,255,0.6); }

/* Pulse rings around charger */
.hero-pulse-ring {
  position: absolute; top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  border: 2px solid var(--gold);
  border-radius: 50%;
  opacity: 0;
  pointer-events: none;
  z-index: 1;
}
.hero-pulse-ring.animate {
  animation: pulseRing 3s ease-out infinite;
}
.hero-pulse-ring:nth-child(2) { animation-delay: 1s; }
.hero-pulse-ring:nth-child(3) { animation-delay: 2s; }
@keyframes pulseRing {
  0% { width: 100px; height: 100px; opacity: 0.5; border-width: 2px; }
  100% { width: 500px; height: 500px; opacity: 0; border-width: 0; }
}

/* LED breathing light on USB port */
.hero-led {
  position: absolute; top: 38%; right: 18%;
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 8px 2px rgba(212,169,51,0.6);
  z-index: 5;
  animation: ledBreath 2s ease-in-out infinite;
}
@keyframes ledBreath {
  0%, 100% { opacity: 0.3; box-shadow: 0 0 4px 1px rgba(212,169,51,0.3); }
  50% { opacity: 1; box-shadow: 0 0 12px 4px rgba(212,169,51,0.8); }
}

/* Energy particles rising from charger */
.hero-particles {
  position: absolute; inset: 0; z-index: 3;
  pointer-events: none; overflow: hidden;
}
.hero-particle {
  position: absolute; bottom: 20%;
  width: 4px; height: 4px; border-radius: 50%;
  background: var(--gold);
  opacity: 0;
  animation: particleRise 4s linear infinite;
}
@keyframes particleRise {
  0% { transform: translateY(0) translateX(0); opacity: 0; }
  10% { opacity: 0.6; }
  90% { opacity: 0.3; }
  100% { transform: translateY(-300px) translateX(var(--px, 0px)); opacity: 0; }
}

/* Charger switch transition */
.hero-product.switching img {
  opacity: 0; transform: scale(0.85);
}

/* ============================================
   INTERACTIVE CATEGORY CARDS
   ============================================ */
.cat-card-v2 {
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  padding: 28px; transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative; cursor: pointer;
}
.cat-card-v2:hover {
  border-color: var(--gold); transform: translateY(-6px);
  box-shadow: 0 20px 50px rgba(10,37,64,0.12);
}

.cat-card-v2 .card-icon {
  width: 56px; height: 56px; border-radius: 14px;
  background: var(--cream); display: flex;
  align-items: center; justify-content: center;
  margin-bottom: 18px; transition: var(--transition);
}
.cat-card-v2:hover .card-icon {
  background: var(--navy);
}
.cat-card-v2 .card-icon svg { width: 28px; height: 28px; stroke: var(--navy); fill: none; stroke-width: 2; }
.cat-card-v2:hover .card-icon svg { stroke: var(--gold); }

.cat-card-v2 h3 { font-size: 20px; font-weight: 800; color: var(--navy); margin-bottom: 8px; }
.cat-card-v2 p { font-size: 15px; color: var(--muted); margin-bottom: 18px; line-height: 1.55; font-weight: 500; }
.cat-card-v2 .count-up {
  display: inline-block; background: var(--cream); color: var(--navy);
  padding: 6px 14px; border-radius: 20px; font-size: 14px; font-weight: 800;
  transition: var(--transition);
}
.cat-card-v2:hover .count-up {
  background: var(--gold); color: var(--navy);
}

/* Floating product preview on hover */
.cat-card-v2 .card-preview {
  position: absolute; top: 24px; right: 24px;
  width: 70px; height: auto;
  opacity: 0; pointer-events: none;
  transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
  transform: scale(0.8) rotate(-10deg);
  filter: drop-shadow(0 10px 20px rgba(10,37,64,0.15));
}
.cat-card-v2:hover .card-preview {
  transform: scale(1) rotate(5deg);
  opacity: 1;
}

/* Card shake on click (electric jolt) */
.cat-card-v2.jolt {
  animation: cardJolt 0.4s ease;
}
@keyframes cardJolt {
  0%, 100% { transform: translateY(-6px) translateX(0); }
  20% { transform: translateY(-6px) translateX(-4px); }
  40% { transform: translateY(-6px) translateX(4px); }
  60% { transform: translateY(-6px) translateX(-2px); }
  80% { transform: translateY(-6px) translateX(2px); }
}

/* ============================================
   MOBILE ADJUSTMENTS
   ============================================ */
@media (max-width: 768px) {
  .hero-product-switcher { gap: 4px; padding: 5px 8px; }
  .hero-switcher-btn { padding: 4px 10px; }
  .hero-switcher-btn .w-label { font-size: 11px; }
  .hero-switcher-btn .w-sub { display: none; }
  .hero-led { display: none; }
  .hero-particles { display: none; }
}