/* ========================================
   KMC Chainsaw Chains - Main Stylesheet
   ======================================== */

:root {
    --primary: #0066CC;
    --primary-dark: #004C99;
    --secondary: #FF6B35;
    --dark: #1A1A2E;
    --light: #F8F9FA;
    --text: #333333;
    --text-light: #666666;
    --border: #E5E5E5;
    --font-main: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-display: 'Roboto Condensed', sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: var(--font-main); line-height: 1.6; color: var(--text); }

/* Navigation */
#mainNav { background: transparent; padding: 1rem 0; transition: all 0.3s ease; position: fixed; width: 100%; top: 0; z-index: 1030; }
#mainNav.scrolled { background: rgba(26,26,46,0.95); backdrop-filter: blur(10px); padding: 0.5rem 0; box-shadow: 0 2px 10px rgba(0,0,0,0.1); }
#mainNav .logo-img { height: 45px; width: auto; transition: all 0.3s ease; }
#mainNav.scrolled .logo-img { height: 38px; }
#mainNav .nav-link { color: rgba(255,255,255,0.9) !important; font-weight: 500; font-size: 0.9rem; text-transform: uppercase; letter-spacing: 0.5px; padding: 0.5rem 1rem !important; position: relative; }
#mainNav .nav-link::after { content: ''; position: absolute; bottom: 0; left: 1rem; right: 1rem; height: 2px; background: var(--secondary); transform: scaleX(0); transition: all 0.3s ease; }
#mainNav .nav-link:hover::after, #mainNav .nav-link.active::after { transform: scaleX(1); }
#mainNav .dropdown-menu { border: none; box-shadow: 0 4px 12px rgba(0,0,0,0.15); border-radius: 8px; padding: 0.5rem 0; margin-top: 0.5rem; }
#mainNav .dropdown-item { padding: 0.5rem 1.2rem; font-weight: 500; color: var(--text); }
#mainNav .dropdown-item:hover { background: var(--light); color: var(--primary); }
.btn-quote { background: var(--secondary); border: none; color: white; font-weight: 600; padding: 0.5rem 1.2rem; text-transform: uppercase; border-radius: 4px; font-size: 0.8rem; letter-spacing: 0.5px; transition: all 0.3s ease; }
.btn-quote:hover { background: #e55a2b; color: white; transform: translateY(-2px); }

/* Hero Section */
.hero-section { position: relative; min-height: 100vh; display: flex; align-items: center; justify-content: center; background: var(--dark); overflow: hidden; padding-top: 80px; }
.hero-bg { position: absolute; top: 0; left: 0; width: 100%; height: 100%; background-size: cover; background-position: center; background-attachment: fixed; z-index: 1; }
.hero-overlay { position: absolute; top: 0; left: 0; width: 100%; height: 100%; background: rgba(26,26,46,0.8); z-index: 2; }
.hero-content { position: relative; z-index: 3; text-align: center; color: white; padding: 2rem; max-width: 900px; margin: 0 auto; display: flex; flex-direction: column; align-items: center; justify-content: center; }
.hero-badge { display: inline-block; background: var(--secondary); color: white; padding: 0.4rem 1rem; border-radius: 20px; font-size: 0.75rem; font-weight: 600; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 1.5rem; }
.hero-title { font-size: clamp(2.2rem, 5vw, 4rem); font-weight: 700; margin-bottom: 1rem; text-transform: uppercase; letter-spacing: 2px; font-family: var(--font-display); }
.hero-title span { color: var(--secondary); }
.hero-subtitle { font-size: 1.1rem; font-weight: 300; margin-bottom: 2rem; opacity: 0.9; max-width: 600px; margin-left: auto; margin-right: auto; }
.hero-stats { display: flex; justify-content: center; gap: 3rem; margin: 2rem 0; flex-wrap: wrap; }
.hero-stat { text-align: center; }
.hero-stat-number { font-size: 2.2rem; font-weight: 700; color: var(--secondary); font-family: var(--font-display); }
.hero-stat-label { font-size: 0.8rem; opacity: 0.8; text-transform: uppercase; letter-spacing: 1px; }
.hero-buttons { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; margin-top: 2rem; }
.btn-primary-custom { background: var(--primary); border: 2px solid var(--primary); color: white; padding: 0.9rem 2rem; font-weight: 600; text-transform: uppercase; letter-spacing: 1px; border-radius: 4px; transition: all 0.3s ease; }
.btn-primary-custom:hover { background: var(--primary-dark); border-color: var(--primary-dark); transform: translateY(-3px); box-shadow: 0 8px 20px rgba(0,102,204,0.3); }
.btn-outline-custom { background: transparent; border: 2px solid white; color: white; padding: 0.9rem 2rem; font-weight: 600; text-transform: uppercase; letter-spacing: 1px; border-radius: 4px; transition: all 0.3s ease; }
.btn-outline-custom:hover { background: white; color: var(--dark); transform: translateY(-3px); }

/* Sections */
.section-padding { padding: 5rem 0; }
.section-header { text-align: center; margin-bottom: 3rem; }
.section-label { display: inline-block; color: var(--secondary); font-weight: 600; font-size: 0.8rem; text-transform: uppercase; letter-spacing: 2px; margin-bottom: 0.5rem; }
.section-title { font-size: clamp(1.8rem, 3vw, 2.5rem); color: var(--dark); margin-bottom: 1rem; font-family: var(--font-display); }
.section-subtitle { color: var(--text-light); font-size: 1rem; max-width: 600px; margin: 0 auto; }

/* Products */
.products-section { background: var(--light); }
.product-card { background: white; border-radius: 10px; overflow: hidden; box-shadow: 0 2px 8px rgba(0,0,0,0.08); transition: all 0.3s ease; height: 100%; }
.product-card:hover { transform: translateY(-6px); box-shadow: 0 8px 20px rgba(0,0,0,0.12); }
.product-image { position: relative; height: 220px; overflow: hidden; background: linear-gradient(135deg, #f0f4f8 0%, #e2e8f0 100%); display: flex; align-items: center; justify-content: center; }
.product-image img { width: 100%; height: 100%; object-fit: contain; transition: all 0.3s ease; padding: 10px; }
.product-image a { width: 100%; height: 100%; display: flex; align-items: center; justify-content: center; }
.product-card:hover .product-image img { transform: scale(1.05); }
.product-badge { position: absolute; top: 0.8rem; left: 0.8rem; background: var(--secondary); color: white; padding: 0.25rem 0.6rem; border-radius: 4px; font-size: 0.7rem; font-weight: 600; }
.product-content { padding: 1.25rem; }
.product-title { font-size: 1.1rem; margin-bottom: 0.5rem; color: var(--dark); font-family: var(--font-display); }
.product-desc { color: var(--text-light); font-size: 0.85rem; margin-bottom: 0.8rem; }
.product-specs { display: flex; gap: 0.8rem; margin-bottom: 0.8rem; padding-bottom: 0.8rem; border-bottom: 1px solid var(--border); }
.product-spec { text-align: center; }
.product-spec-value { font-weight: 700; color: var(--primary); font-size: 0.85rem; }
.product-spec-label { font-size: 0.7rem; color: var(--text-light); }
.product-link { color: var(--primary); font-weight: 600; font-size: 0.85rem; }
.product-link:hover { color: var(--primary-dark); }

/* Features */
.features-section { background: var(--dark); color: white; }
.features-section .section-title { color: white; }
.feature-card { text-align: center; padding: 1.5rem; }
.feature-icon { width: 70px; height: 70px; background: rgba(255,255,255,0.1); border-radius: 50%; display: flex; align-items: center; justify-content: center; margin: 0 auto 1rem; font-size: 1.5rem; color: var(--secondary); transition: all 0.3s ease; }
.feature-card:hover .feature-icon { background: var(--secondary); color: white; transform: rotateY(360deg); }
.feature-title { font-size: 1.1rem; margin-bottom: 0.5rem; }
.feature-desc { opacity: 0.8; font-size: 0.9rem; }

/* OEM Section */
.oem-section { background: white; }
.oem-list { list-style: none; padding: 0; margin: 1.5rem 0; }
.oem-list li { padding: 0.6rem 0; display: flex; align-items: center; gap: 0.6rem; border-bottom: 1px solid var(--border); }
.oem-list li:last-child { border-bottom: none; }
.oem-list i { color: #28a745; }
.oem-image { border-radius: 10px; overflow: hidden; box-shadow: 0 8px 24px rgba(0,0,0,0.15); aspect-ratio: 1/1; }
.oem-image img { width: 100%; height: 100%; object-fit: cover; }

/* About Section V2 with Video */
.about-section-v2 { position: relative; overflow: hidden; }
.about-video-wrapper { position: relative; }
.video-container { position: relative; border-radius: 16px; overflow: hidden; box-shadow: 0 20px 60px rgba(0,0,0,0.4); aspect-ratio: 16/10; background: #000; }
.video-container video { width: 100%; height: 100%; object-fit: cover; }
.video-overlay { position: absolute; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0,0,0,0.5); display: flex; flex-direction: column; align-items: center; justify-content: center; cursor: pointer; transition: all 0.3s ease; }
.video-overlay:hover { background: rgba(0,0,0,0.3); }
.play-btn { width: 80px; height: 80px; background: var(--secondary); border: none; border-radius: 50%; color: white; font-size: 1.5rem; display: flex; align-items: center; justify-content: center; cursor: pointer; transition: all 0.3s ease; box-shadow: 0 10px 30px rgba(255,107,53,0.4); }
.play-btn:hover { transform: scale(1.1); background: #e55a2b; }
.video-label { color: white; font-size: 0.9rem; margin-top: 1rem; text-transform: uppercase; letter-spacing: 2px; }
.video-features { display: flex; justify-content: center; gap: 2rem; margin-top: 1.5rem; }
.video-feature { display: flex; align-items: center; gap: 0.5rem; color: rgba(255,255,255,0.7); font-size: 0.85rem; }
.video-feature i { color: var(--secondary); }
.about-features { margin: 2rem 0; }
.about-feature-item { display: flex; align-items: flex-start; gap: 1rem; margin-bottom: 1.5rem; }
.feature-icon-sm { width: 50px; height: 50px; background: rgba(255,255,255,0.1); border-radius: 12px; display: flex; align-items: center; justify-content: center; color: var(--secondary); font-size: 1.2rem; flex-shrink: 0; }
.feature-text h4 { color: white; font-size: 1.1rem; margin-bottom: 0.3rem; }
.feature-text p { color: rgba(255,255,255,0.6); font-size: 0.9rem; margin: 0; }

/* Product List Page Styles */
.product-sidebar { position: sticky; top: 100px; }
.sidebar-widget { background: white; border-radius: 12px; padding: 1.5rem; margin-bottom: 1.5rem; box-shadow: 0 2px 8px rgba(0,0,0,0.08); }
.widget-title { font-size: 1.1rem; font-weight: 600; margin-bottom: 1rem; color: var(--dark); padding-bottom: 0.5rem; border-bottom: 2px solid var(--secondary); }
.widget-desc { color: var(--text-light); font-size: 0.9rem; line-height: 1.6; }
.spec-list { list-style: none; padding: 0; margin: 0; }
.spec-list li { display: flex; justify-content: space-between; padding: 0.75rem 0; border-bottom: 1px solid var(--border); font-size: 0.9rem; }
.spec-list li:last-child { border-bottom: none; }
.spec-list span { color: var(--text-light); }
.spec-list strong { color: var(--primary); }

/* Tag Cloud */
.tag-cloud { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.tag-item { display: inline-block; padding: 0.4rem 0.8rem; background: var(--light); color: var(--text); font-size: 0.85rem; border-radius: 20px; text-decoration: none; transition: all 0.3s ease; border: 1px solid var(--border); }
.tag-item:hover { background: var(--primary); color: white; border-color: var(--primary); }

.cta-widget { background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%); color: white; }

/* Product Detail Page Styles */
.product-banner { height: 400px; }
.product-banner .page-subtitle { color: rgba(255,255,255,0.9); font-size: 1.1rem; max-width: 700px; margin: 1rem auto 0; }
.breadcrumb-wrapper { font-size: 0.9rem; }
.breadcrumb-wrapper a { color: rgba(255,255,255,0.8); }
.breadcrumb-wrapper a:hover { color: white; }
.product-gallery { background: white; border-radius: 16px; padding: 1.5rem; box-shadow: 0 4px 20px rgba(0,0,0,0.08); }
.product-main-image { border-radius: 12px; overflow: hidden; margin-bottom: 1rem; background: #f8f9fa; aspect-ratio: 1/1; }
.product-main-image img { width: 100%; height: 100%; object-fit: contain; padding: 1rem; }
.product-thumbs { display: flex; gap: 0.75rem; }
.thumb-item { flex: 1; border-radius: 8px; overflow: hidden; cursor: pointer; border: 2px solid transparent; transition: all 0.3s ease; aspect-ratio: 1/1; background: #f8f9fa; }
.thumb-item:hover { border-color: var(--primary); }
.thumb-item img { width: 100%; height: 100%; object-fit: cover; }
.product-intro { margin-bottom: 2rem; }
.product-label { display: inline-block; color: var(--secondary); font-size: 0.8rem; font-weight: 600; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 0.5rem; }
.product-name { font-size: 2rem; margin-bottom: 1.5rem; color: var(--dark); }
.product-features-list { display: flex; flex-direction: column; gap: 0.75rem; }
.feature-item { display: flex; align-items: center; gap: 0.75rem; font-size: 1rem; color: var(--text); }
.feature-item i { color: #28a745; font-size: 1.1rem; }
.product-specs-box { background: #f8f9fa; border-radius: 12px; padding: 1.5rem; margin-bottom: 2rem; }
.specs-title { font-size: 1rem; font-weight: 600; margin-bottom: 1rem; color: var(--dark); display: flex; align-items: center; gap: 0.5rem; }
.specs-title i { color: var(--primary); }
.specs-table { width: 100%; }
.specs-table td { padding: 0.75rem 0; border-bottom: 1px solid var(--border); font-size: 0.95rem; }
.specs-table td:first-child { color: var(--text-light); width: 40%; }
.specs-table td:last-child { color: var(--dark); }
.specs-table tr:last-child td { border-bottom: none; }
.section-small-title { font-size: 0.95rem; font-weight: 600; margin-bottom: 1rem; color: var(--dark); display: flex; align-items: center; gap: 0.5rem; }
.section-small-title i { color: var(--secondary); }
.product-applications { margin-bottom: 2rem; }
.app-tags { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.app-tag { display: inline-flex; align-items: center; gap: 0.4rem; padding: 0.5rem 1rem; background: var(--light); border-radius: 20px; font-size: 0.85rem; color: var(--text); }
.app-tag i { color: var(--secondary); font-size: 0.7rem; }
.compatible-brands { margin-bottom: 2rem; }
.brand-list { display: flex; gap: 1rem; }
.brand-item { padding: 0.5rem 1.2rem; background: white; border: 2px solid var(--border); border-radius: 8px; font-weight: 600; color: var(--dark); font-size: 0.9rem; }
.oem-info-box { background: linear-gradient(135deg, var(--dark) 0%, #2d2d44 100%); border-radius: 12px; padding: 1.5rem; margin-bottom: 2rem; color: white; }
.oem-info-box .section-small-title { color: white; }
.oem-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; }
.oem-item { display: flex; justify-content: space-between; align-items: center; padding: 0.75rem 0; border-bottom: 1px solid rgba(255,255,255,0.1); }
.oem-item:last-child, .oem-item:nth-last-child(2) { border-bottom: none; }
.oem-label { color: rgba(255,255,255,0.7); font-size: 0.9rem; }
.oem-value { color: white; font-weight: 600; font-size: 0.95rem; }
.oem-value i { color: #28a745; }
.product-cta { text-align: center; padding: 2rem; background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%); border-radius: 12px; }
.btn-cta { display: inline-flex; align-items: center; gap: 0.75rem; background: white; color: var(--primary); padding: 1rem 2.5rem; border-radius: 50px; font-weight: 700; font-size: 1.1rem; text-decoration: none; transition: all 0.3s ease; box-shadow: 0 10px 30px rgba(0,0,0,0.2); }
.btn-cta:hover { transform: translateY(-3px); box-shadow: 0 15px 40px rgba(0,0,0,0.3); }
.btn-cta i { font-size: 1rem; }
.cta-note { color: rgba(255,255,255,0.9); font-size: 0.9rem; margin-top: 1rem; }
.advantages-section { background: var(--light); }
.advantage-card { background: white; border-radius: 16px; padding: 2rem; text-align: center; box-shadow: 0 4px 20px rgba(0,0,0,0.06); transition: all 0.3s ease; height: 100%; }
.advantage-card:hover { transform: translateY(-6px); box-shadow: 0 12px 30px rgba(0,0,0,0.1); }
.advantage-icon { width: 70px; height: 70px; background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%); border-radius: 50%; display: flex; align-items: center; justify-content: center; margin: 0 auto 1.5rem; font-size: 1.5rem; color: white; }
.advantage-card h4 { font-size: 1.2rem; margin-bottom: 0.75rem; color: var(--dark); }
.advantage-card p { color: var(--text-light); font-size: 0.95rem; line-height: 1.6; }

/* Product Gallery V3 - Main Image + Horizontal Thumbs */
.product-gallery-v3 { display: flex; flex-direction: column; gap: 1rem; }
.product-main-image-v3 { background: white; border-radius: 16px; padding: 2rem; box-shadow: 0 4px 20px rgba(0,0,0,0.08); aspect-ratio: 1/1; display: flex; align-items: center; justify-content: center; }
.product-main-image-v3 img { max-width: 100%; max-height: 100%; object-fit: contain; transition: opacity 0.3s ease; }
.product-thumb-row { display: flex; gap: 0.75rem; justify-content: center; }
.thumb-item-v3 { width: 80px; height: 80px; background: white; border-radius: 12px; padding: 0.5rem; cursor: pointer; border: 2px solid transparent; transition: all 0.3s ease; box-shadow: 0 2px 8px rgba(0,0,0,0.06); display: flex; align-items: center; justify-content: center; }
.thumb-item-v3:hover { border-color: var(--primary); transform: translateY(-2px); box-shadow: 0 4px 12px rgba(0,0,0,0.1); }
.thumb-item-v3.active { border-color: var(--primary); box-shadow: 0 4px 12px rgba(0,102,204,0.3); background: rgba(0,102,204,0.05); }
.thumb-item-v3.active img { opacity: 1; }

/* Product Tabs */
.product-tabs { margin-bottom: 2rem; }
.tab-buttons { display: flex; gap: 0.5rem; border-bottom: 2px solid var(--border); margin-bottom: 1.5rem; }
.tab-btn { padding: 0.75rem 1.5rem; background: none; border: none; color: var(--text-light); font-weight: 600; font-size: 0.95rem; cursor: pointer; transition: all 0.3s ease; position: relative; }
.tab-btn:hover { color: var(--primary); }
.tab-btn.active { color: var(--primary); }
.tab-btn.active::after { content: ''; position: absolute; bottom: -2px; left: 0; right: 0; height: 2px; background: var(--primary); }
.tab-content { display: none; }
.tab-content.active { display: block; }
.product-intro-content { animation: fadeIn 0.3s ease; }
.product-specs-content { animation: fadeIn 0.3s ease; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }
.product-description { color: var(--text); line-height: 1.8; margin-bottom: 1.5rem; }
.product-description p { margin-bottom: 1rem; }
.specs-detail { color: var(--text); line-height: 1.8; margin-bottom: 1.5rem; padding: 1rem; background: var(--light); border-radius: 8px; }
.thumb-item-v3 img { max-width: 100%; max-height: 100%; object-fit: contain; }

/* Chain Selector Page Styles */
.selector-section { background: white; }
.selector-box { background: var(--dark); border-radius: 16px; padding: 2.5rem; box-shadow: 0 20px 60px rgba(0,0,0,0.15); }
.selector-field { margin-bottom: 0; }
.selector-label { color: rgba(255,255,255,0.8); font-size: 0.85rem; font-weight: 600; margin-bottom: 0.5rem; display: block; }
.selector-label i { color: var(--secondary); margin-right: 0.3rem; }
.selector-input { width: 100%; padding: 0.75rem 1rem; background: rgba(255,255,255,0.1); border: 1px solid rgba(255,255,255,0.2); border-radius: 8px; color: white; font-size: 0.95rem; appearance: auto; }
.selector-input:focus { outline: none; border-color: var(--secondary); background: rgba(255,255,255,0.15); }
.selector-input option { color: var(--dark); background: white; }
.selector-result { margin-top: 2rem; padding: 1.5rem; background: rgba(255,255,255,0.1); border-radius: 12px; border: 1px solid rgba(255,255,255,0.2); }
.result-header { display: flex; align-items: center; gap: 0.75rem; margin-bottom: 1rem; color: #28a745; font-weight: 600; font-size: 1.1rem; }
.result-content { color: white; }
.result-item { display: flex; justify-content: space-between; padding: 0.5rem 0; border-bottom: 1px solid rgba(255,255,255,0.1); }
.result-item:last-child { border-bottom: none; }

/* Size Chart Cards */
.size-card { background: white; border-radius: 16px; overflow: hidden; box-shadow: 0 4px 20px rgba(0,0,0,0.08); height: 100%; transition: all 0.3s ease; }
.size-card:hover { transform: translateY(-6px); box-shadow: 0 12px 30px rgba(0,0,0,0.15); }
.size-card-header { padding: 2rem; text-align: center; color: white; position: relative; }
.size-card-header.size-38 { background: linear-gradient(135deg, #0066CC 0%, #004C99 100%); }
.size-card-header.size-325 { background: linear-gradient(135deg, #FF6B35 0%, #e55a2b 100%); }
.size-card-header.size-404 { background: linear-gradient(135deg, #1A1A2E 0%, #2d2d44 100%); }
.size-number { font-size: 3rem; font-weight: 800; font-family: var(--font-display); display: block; }
.size-badge { display: inline-block; background: rgba(255,255,255,0.2); padding: 0.3rem 1rem; border-radius: 20px; font-size: 0.8rem; font-weight: 600; margin-top: 0.5rem; }
.size-card-body { padding: 1.5rem; }
.size-card-body h4 { font-size: 1.2rem; margin-bottom: 0.75rem; color: var(--dark); }
.size-desc { color: var(--text-light); font-size: 0.9rem; margin-bottom: 1rem; line-height: 1.6; }
.size-specs { list-style: none; padding: 0; margin: 0 0 1rem; }
.size-specs li { padding: 0.4rem 0; font-size: 0.9rem; color: var(--text); display: flex; align-items: center; gap: 0.5rem; }
.size-specs li i { color: #28a745; font-size: 0.8rem; }
.size-applications { display: flex; gap: 0.5rem; flex-wrap: wrap; }
.app-badge { background: var(--light); color: var(--text); padding: 0.3rem 0.75rem; border-radius: 20px; font-size: 0.75rem; font-weight: 500; }

/* Comparison Table */
.comparison-table-wrapper { background: white; border-radius: 16px; padding: 2rem; box-shadow: 0 4px 20px rgba(0,0,0,0.06); }
.comparison-table { margin-bottom: 0; }
.comparison-table thead th { background: var(--dark); color: white; font-weight: 600; padding: 1rem; border: none; }
.comparison-table thead th:first-child { border-radius: 8px 0 0 0; }
.comparison-table thead th:last-child { border-radius: 0 8px 0 0; }
.comparison-table tbody td { padding: 1rem; vertical-align: middle; border-color: var(--border); }
.comparison-table tbody tr:hover { background: rgba(0,102,204,0.05); }
.rating-dots { color: var(--secondary); font-size: 1.1rem; letter-spacing: 2px; }

/* How to Choose */
.guide-card { background: white; border-radius: 16px; padding: 2rem; box-shadow: 0 4px 20px rgba(0,0,0,0.08); height: 100%; }
.guide-card-icon { width: 60px; height: 60px; background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%); border-radius: 50%; display: flex; align-items: center; justify-content: center; color: white; font-size: 1.5rem; margin-bottom: 1.5rem; }
.guide-card h3 { font-size: 1.4rem; margin-bottom: 0.75rem; color: var(--dark); }
.guide-intro { color: var(--text-light); margin-bottom: 1.5rem; }
.guide-steps { display: flex; flex-direction: column; gap: 1.25rem; }
.guide-step { display: flex; gap: 1rem; align-items: flex-start; }
.step-number { width: 36px; height: 36px; background: var(--light); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: 700; color: var(--primary); font-size: 0.9rem; flex-shrink: 0; border: 2px solid var(--primary); }
.step-content h5 { font-size: 1rem; margin-bottom: 0.25rem; color: var(--dark); }
.step-content p { font-size: 0.85rem; color: var(--text-light); margin: 0; }
.usage-grid { display: flex; flex-direction: column; gap: 1rem; }
.usage-item { display: flex; gap: 1rem; align-items: flex-start; padding: 1rem; background: var(--light); border-radius: 12px; transition: all 0.3s ease; }
.usage-item:hover { background: rgba(0,102,204,0.05); transform: translateX(5px); }
.usage-icon { width: 44px; height: 44px; background: white; border-radius: 10px; display: flex; align-items: center; justify-content: center; color: var(--primary); font-size: 1.1rem; flex-shrink: 0; box-shadow: 0 2px 8px rgba(0,0,0,0.08); }
.usage-info h5 { font-size: 0.95rem; margin-bottom: 0.2rem; color: var(--dark); }
.usage-info p { font-size: 0.8rem; color: var(--text-light); margin: 0; }
.usage-recommend { color: var(--secondary); font-weight: 600; font-size: 0.85rem; }

/* Compatibility Table */
.brand-tabs { display: flex; gap: 0.5rem; margin-bottom: 2rem; flex-wrap: wrap; justify-content: center; }
.brand-tab { padding: 0.75rem 1.5rem; background: white; border: 2px solid var(--border); border-radius: 8px; font-weight: 600; color: var(--text); cursor: pointer; transition: all 0.3s ease; font-size: 0.95rem; }
.brand-tab:hover { border-color: var(--primary); color: var(--primary); }
.brand-tab.active { background: var(--primary); border-color: var(--primary); color: white; }
.brand-table { display: none; background: white; border-radius: 16px; padding: 1.5rem; box-shadow: 0 4px 20px rgba(0,0,0,0.06); }
.brand-table.active { display: block; animation: fadeIn 0.3s ease; }
.compatibility-table { margin-bottom: 0; }
.compatibility-table thead th { background: var(--dark); color: white; font-weight: 600; padding: 0.75rem 1rem; border: none; font-size: 0.9rem; }
.compatibility-table tbody td { padding: 0.75rem 1rem; vertical-align: middle; border-color: var(--border); font-size: 0.9rem; }
.compatibility-table tbody tr:hover { background: rgba(0,102,204,0.05); }
.compatibility-table a { color: var(--primary); font-weight: 600; }
.cta-widget .widget-title { color: white; border-bottom-color: rgba(255,255,255,0.3); }
.cta-widget p { color: rgba(255,255,255,0.9); font-size: 0.9rem; margin-bottom: 1rem; }
/* Product Header Bar */
.product-header-bar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 2rem; padding-bottom: 1rem; border-bottom: 1px solid var(--border); }
.breadcrumb-wrapper { font-size: 0.9rem; }
.breadcrumb-wrapper a { color: var(--text-light); text-decoration: none; transition: all 0.3s ease; }
.breadcrumb-wrapper a:hover { color: var(--primary); }
.breadcrumb-wrapper a i { margin-right: 0.3rem; }
.breadcrumb-wrapper span { color: var(--border); margin: 0 0.5rem; }
.results-count { color: var(--text-light); font-size: 0.85rem; font-weight: 500; background: var(--light); padding: 0.4rem 0.8rem; border-radius: 20px; }
.product-badge-hot { position: absolute; top: 1rem; left: 1rem; background: #dc3545; color: white; padding: 0.25rem 0.75rem; border-radius: 4px; font-size: 0.7rem; font-weight: 600; text-transform: uppercase; }
.product-badge-rec { position: absolute; top: 1rem; right: 1rem; background: var(--primary); color: white; padding: 0.25rem 0.75rem; border-radius: 4px; font-size: 0.7rem; font-weight: 600; text-transform: uppercase; }
.product-specs-v2 { display: flex; gap: 0.5rem; margin-bottom: 1rem; }
.spec-tag { background: var(--light); color: var(--text); padding: 0.25rem 0.6rem; border-radius: 4px; font-size: 0.75rem; font-weight: 500; }
.table-hover tbody tr:hover { background-color: rgba(0,102,204,0.05); }
.table a { color: var(--primary); font-weight: 500; }
.table a:hover { color: var(--primary-dark); }

/* Category Navigation */
.category-nav { list-style: none; padding: 0; margin: 0; }
.category-nav li { margin-bottom: 0.5rem; }
.category-nav li a { display: flex; align-items: center; gap: 0.75rem; padding: 0.75rem 1rem; color: var(--text); text-decoration: none; border-radius: 8px; transition: all 0.3s ease; font-weight: 500; }
.category-nav li a:hover { background: var(--light); color: var(--primary); }
.category-nav li a i { font-size: 0.7rem; color: var(--text-light); transition: all 0.3s ease; }
.category-nav li.active a { background: var(--primary); color: white; }
.category-nav li.active a i { color: var(--secondary); }
.category-nav li.active a:hover { background: var(--primary-dark); }

/* Custom Pagination Styles */
.pagebar { display: flex; justify-content: center; margin-top: 2rem; }
.pagination { display: flex; gap: 0.5rem; list-style: none; padding: 0; margin: 0; align-items: center; flex-wrap: wrap; justify-content: center; }
.page-item { margin: 0; }
.page-link { display: flex; align-items: center; justify-content: center; min-width: 44px; height: 44px; padding: 0 1rem; background: white; border: 1px solid var(--border); border-radius: 8px; color: var(--text); font-weight: 500; text-decoration: none; transition: all 0.3s ease; font-size: 0.9rem; }
.page-link:hover { background: var(--light); border-color: var(--primary); color: var(--primary); }
.page-num { display: flex; align-items: center; justify-content: center; min-width: 44px; height: 44px; padding: 0 0.75rem; background: white; border: 1px solid var(--border); border-radius: 8px; color: var(--text); font-weight: 500; text-decoration: none; transition: all 0.3s ease; margin: 0 0.25rem; }
.page-num:hover { background: var(--light); border-color: var(--primary); color: var(--primary); }
.page-num-current { display: flex; align-items: center; justify-content: center; min-width: 44px; height: 44px; padding: 0 0.75rem; background: var(--primary); border: 1px solid var(--primary); border-radius: 8px; color: white; font-weight: 600; }
.page-num-current:hover { background: var(--primary-dark); border-color: var(--primary-dark); color: white; }
.page-disabled { display: flex; align-items: center; justify-content: center; min-width: 44px; height: 44px; padding: 0 1rem; background: #f8f9fa; border: 1px solid var(--border); border-radius: 8px; color: var(--text-light); cursor: not-allowed; opacity: 0.6; pointer-events: none; }
.page-ellipsis { display: flex; align-items: center; justify-content: center; min-width: 44px; height: 44px; color: var(--text-light); font-weight: 500; }

/* About Stats */
.about-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; margin-top: 1.5rem; }
.about-stat { background: white; padding: 1.2rem; border-radius: 8px; text-align: center; box-shadow: 0 2px 8px rgba(0,0,0,0.08); }
.about-stat-number { font-size: 2rem; font-weight: 700; color: var(--primary); font-family: var(--font-display); }
.about-stat-label { font-size: 0.75rem; color: var(--text-light); text-transform: uppercase; }

/* CTA Section */
.cta-section { background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%); color: white; text-align: center; padding: 3.5rem 0; }
.cta-title { font-size: 2rem; margin-bottom: 0.8rem; }
.cta-text { font-size: 1rem; opacity: 0.9; margin-bottom: 1.5rem; }

/* Footer */
.footer-section { background: var(--dark); color: white; padding: 3rem 0 1rem; }
.footer-logo { height: 45px; margin-bottom: 0.5rem; }
.footer-tagline { font-size: 0.85rem; opacity: 0.8; font-weight: 500; }
.footer-desc { opacity: 0.7; font-size: 0.85rem; margin-bottom: 1rem; }
.footer-social { display: flex; gap: 0.8rem; }
.footer-social a { width: 36px; height: 36px; background: rgba(255,255,255,0.1); border-radius: 50%; display: flex; align-items: center; justify-content: center; color: white; transition: all 0.3s ease; }
.footer-social a:hover { background: var(--secondary); transform: translateY(-3px); }
.footer-title { font-size: 1rem; margin-bottom: 1rem; text-transform: uppercase; letter-spacing: 1px; }
.footer-links { list-style: none; padding: 0; }
.footer-links li { margin-bottom: 0.5rem; }
.footer-links a { color: rgba(255,255,255,0.7); font-size: 0.85rem; }
.footer-links a:hover { color: var(--secondary); padding-left: 3px; }
.footer-contact { list-style: none; padding: 0; }
.footer-contact li { display: flex; align-items: center; gap: 0.6rem; margin-bottom: 0.6rem; color: rgba(255,255,255,0.7); font-size: 0.85rem; }
.footer-cert { margin-top: 0.8rem; }
.cert-badge { display: inline-block; background: rgba(255,255,255,0.1); color: white; padding: 0.25rem 0.6rem; border-radius: 4px; font-size: 0.7rem; margin-right: 0.4rem; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); margin-top: 2rem; padding-top: 1rem; }
.copyright { opacity: 0.6; font-size: 0.8rem; }
.footer-links-bottom a { color: rgba(255,255,255,0.6); font-size: 0.8rem; }

/* Back to Top */
.back-to-top { position: fixed; bottom: 25px; right: 25px; width: 42px; height: 42px; background: var(--secondary); color: white; border-radius: 50%; display: flex; align-items: center; justify-content: center; opacity: 0; visibility: hidden; transition: all 0.3s ease; z-index: 999; }
.back-to-top.visible { opacity: 1; visibility: visible; }
.back-to-top:hover { background: var(--primary); transform: translateY(-3px); }

/* Page Banner */
.page-banner { position: relative; height: 350px; display: flex; align-items: center; justify-content: center; background: var(--dark); overflow: hidden; }
.page-banner-bg { position: absolute; top: 0; left: 0; width: 100%; height: 100%; background-size: cover; background-position: center; }
.page-banner-overlay { position: absolute; top: 0; left: 0; width: 100%; height: 100%; background: rgba(26,26,46,0.7); }
.page-banner-content { position: relative; z-index: 2; text-align: center; color: white; }
.page-title { font-size: 2.5rem; margin-bottom: 0.5rem; text-transform: uppercase; font-family: var(--font-display); }
.page-breadcrumb { font-size: 0.85rem; }
.page-breadcrumb a { color: rgba(255,255,255,0.8); }
.separator { margin: 0 0.5rem; opacity: 0.6; }

/* Contact Section */
.contact-card { background: white; padding: 1.5rem; border-radius: 10px; box-shadow: 0 4px 12px rgba(0,0,0,0.08); text-align: center; transition: all 0.3s ease; }
.contact-card:hover { transform: translateY(-5px); }
.contact-icon { width: 55px; height: 55px; background: var(--light); border-radius: 50%; display: flex; align-items: center; justify-content: center; margin: 0 auto 0.8rem; font-size: 1.3rem; color: var(--primary); }
.contact-title { font-size: 1rem; margin-bottom: 0.4rem; }
.contact-detail { color: var(--text-light); font-size: 0.9rem; }

/* Form Styles */
.form-control { border: 1px solid var(--border); border-radius: 6px; padding: 0.6rem 0.9rem; }
.form-control:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(0,102,204,0.1); }
.btn-submit { background: var(--primary); color: white; padding: 0.7rem 1.8rem; border: none; border-radius: 6px; font-weight: 600; text-transform: uppercase; transition: all 0.3s ease; }
.btn-submit:hover { background: var(--primary-dark); transform: translateY(-2px); }

/* Responsive */
@media (max-width: 991px) {
    .hero-title { font-size: 2.2rem; }
    .hero-stats { gap: 2rem; }
    .section-padding { padding: 3.5rem 0; }
    .about-stats { grid-template-columns: 1fr; }
}

@media (max-width: 767px) {
    .hero-title { font-size: 1.8rem; }
    .hero-buttons { flex-direction: column; }
    .page-title { font-size: 1.8rem; }
    .page-banner { height: 280px; }
    #mainNav .nav-link { padding: 0.5rem 0.8rem !important; }
}

/* Product Card V2 - New Design for Homepage */
.product-card-v2 { background: white; border-radius: 16px; overflow: hidden; box-shadow: 0 4px 20px rgba(0,0,0,0.08); transition: all 0.4s ease; height: 100%; border: 1px solid rgba(0,0,0,0.05); }
.product-card-v2:hover { transform: translateY(-8px); box-shadow: 0 12px 30px rgba(0,0,0,0.15); }
.product-image-v2 { position: relative; height: 280px; overflow: hidden; background: #f0f4f8; }
.product-image-v2 img { width: 100%; height: 100%; object-fit: cover; transition: all 0.5s ease; }
.product-card-v2:hover .product-image-v2 img { transform: scale(1.05); }
.product-overlay { position: absolute; top: 0; left: 0; width: 100%; height: 100%; background: rgba(26,26,46,0.7); display: flex; align-items: center; justify-content: center; opacity: 0; transition: all 0.3s ease; }
.product-card-v2:hover .product-overlay { opacity: 1; }
.btn-view { background: var(--secondary); color: white; padding: 0.7rem 1.5rem; border-radius: 30px; font-weight: 600; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 1px; transform: translateY(20px); transition: all 0.3s ease; }
.product-card-v2:hover .btn-view { transform: translateY(0); }
.btn-view:hover { background: #e55a2b; color: white; }
.product-content-v2 { padding: 1.5rem; }
.product-category { display: inline-block; color: var(--secondary); font-size: 0.75rem; font-weight: 600; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 0.5rem; }
.product-title-v2 { font-size: 1.25rem; margin-bottom: 0.6rem; color: var(--dark); font-family: var(--font-display); }
.product-title-v2 a { color: var(--dark); }
.product-title-v2 a:hover { color: var(--primary); }
.product-desc-v2 { color: var(--text-light); font-size: 0.9rem; margin-bottom: 1rem; line-height: 1.5; }
.product-footer { display: flex; align-items: center; justify-content: space-between; padding-top: 1rem; border-top: 1px solid var(--border); }
.product-link-v2 { color: var(--primary); font-weight: 600; font-size: 0.9rem; display: inline-flex; align-items: center; gap: 0.5rem; }
.product-link-v2:hover { color: var(--primary-dark); gap: 0.8rem; }

/* ========================================
   News & Blog Styles
   ======================================== */

/* News Section */
.news-section { background: var(--light); }

/* News Card */
.news-card { background: white; border-radius: 16px; overflow: hidden; box-shadow: 0 4px 20px rgba(0,0,0,0.08); transition: all 0.4s ease; height: 100%; border: 1px solid rgba(0,0,0,0.05); }
.news-card:hover { transform: translateY(-8px); box-shadow: 0 12px 30px rgba(0,0,0,0.15); }
.news-image { position: relative; height: 220px; overflow: hidden; background: #f0f4f8; }
.news-image img { width: 100%; height: 100%; object-fit: cover; transition: all 0.5s ease; }
.news-card:hover .news-image img { transform: scale(1.05); }
.news-date { position: absolute; top: 1rem; left: 1rem; background: var(--secondary); color: white; padding: 0.5rem 1rem; border-radius: 8px; text-align: center; min-width: 60px; }
.news-date .day { display: block; font-size: 1.5rem; font-weight: 700; line-height: 1; }
.news-date .month { display: block; font-size: 0.75rem; text-transform: uppercase; letter-spacing: 1px; }
.news-content { padding: 1.5rem; }
.news-meta { display: flex; align-items: center; gap: 1rem; margin-bottom: 0.75rem; font-size: 0.8rem; }
.news-category { color: var(--primary); font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px; }
.news-views { color: var(--text-light); }
.news-views i { margin-right: 0.3rem; }
.news-title { font-size: 1.15rem; margin-bottom: 0.75rem; color: var(--dark); font-family: var(--font-display); line-height: 1.4; }
.news-title a { color: var(--dark); }
.news-title a:hover { color: var(--primary); }
.news-excerpt { color: var(--text-light); font-size: 0.9rem; margin-bottom: 1rem; line-height: 1.6; }
.news-link { color: var(--primary); font-weight: 600; font-size: 0.85rem; display: inline-flex; align-items: center; gap: 0.5rem; }
.news-link:hover { color: var(--primary-dark); gap: 0.8rem; }

/* Pagination */
.pagination-wrapper { margin-top: 3rem; }
.pagination { gap: 0.5rem; }
.pagination .page-item .page-link { border: none; color: var(--text); font-weight: 500; padding: 0.6rem 1rem; border-radius: 8px; transition: all 0.3s ease; }
.pagination .page-item .page-link:hover { background: var(--primary); color: white; }
.pagination .page-item.active .page-link { background: var(--primary); color: white; }
.pagination .page-item.disabled .page-link { color: var(--text-light); }

/* Newsletter Section */
.newsletter-section { color: white; }
.newsletter-form { max-width: 500px; margin: 0 auto; }
.newsletter-form .input-group { display: flex; gap: 0.5rem; }
.newsletter-form .form-control { border: none; padding: 1rem 1.5rem; border-radius: 8px; font-size: 1rem; }
.newsletter-form .btn-primary { background: var(--secondary); border: none; padding: 1rem 2rem; font-weight: 600; text-transform: uppercase; letter-spacing: 1px; border-radius: 8px; }
.newsletter-form .btn-primary:hover { background: #e55a2b; }

/* Article Section */
.article-section { background: white; }
.article-header { margin-bottom: 2rem; }
.article-meta-top { display: flex; align-items: center; gap: 1.5rem; margin-bottom: 1rem; font-size: 0.9rem; }
.article-category { background: var(--primary); color: white; padding: 0.3rem 0.8rem; border-radius: 4px; font-weight: 600; font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.5px; }
.article-date, .article-views { color: var(--text-light); }
.article-date i, .article-views i { margin-right: 0.4rem; }
.article-title { font-size: 2rem; color: var(--dark); font-family: var(--font-display); margin-bottom: 1.5rem; line-height: 1.3; }
.article-image { border-radius: 12px; overflow: hidden; margin-bottom: 2rem; }
.article-image img { width: 100%; height: auto; }
.article-content { font-size: 1.05rem; line-height: 1.8; color: var(--text); }
.article-content p { margin-bottom: 1.5rem; }
.article-content h2, .article-content h3 { color: var(--dark); margin: 2rem 0 1rem; font-family: var(--font-display); }
.article-content img { border-radius: 8px; max-width: 100%; height: auto; margin: 1.5rem 0; }

/* Article Footer */
.article-footer { padding: 1.5rem 0; margin: 2rem 0; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.article-tags { display: flex; align-items: flex-start; gap: 0.75rem; margin-bottom: 1.5rem; }
.tags-label { color: var(--text-light); font-weight: 500; white-space: nowrap; padding-top: 0.5rem; }
.tags-list { display: flex; flex-wrap: wrap; gap: 0.5rem; flex: 1; }
.tag-item { background: var(--light); color: var(--text); padding: 0.5rem 1rem; border-radius: 20px; font-size: 0.85rem; transition: all 0.3s ease; border: 1px solid var(--border); }
.tag-item:hover { background: var(--primary); color: white; border-color: var(--primary); }
.article-share { display: flex; align-items: center; gap: 0.75rem; padding-top: 1rem; border-top: 1px dashed var(--border); }
.share-label { color: var(--text-light); font-weight: 500; margin-right: 0.5rem; }
.share-btn { width: 40px; height: 40px; border-radius: 50%; background: var(--light); color: var(--text); display: flex; align-items: center; justify-content: center; transition: all 0.3s ease; border: 1px solid var(--border); }
.share-btn:hover { background: var(--primary); color: white; border-color: var(--primary); }

/* Article Navigation */
.article-nav { margin-top: 3rem; }
.article-nav-item { display: flex; flex-direction: column; padding: 1.5rem; background: var(--light); border-radius: 12px; transition: all 0.3s ease; }
.article-nav-item:hover { background: var(--primary); color: white; }
.article-nav-item:hover .nav-title { color: white; }
.article-nav-item.prev { text-align: left; }
.article-nav-item.next { text-align: right; }
.nav-label { font-size: 0.8rem; text-transform: uppercase; letter-spacing: 1px; color: var(--text-light); margin-bottom: 0.5rem; }
.article-nav-item:hover .nav-label { color: rgba(255,255,255,0.8); }
.nav-title { font-weight: 600; color: var(--dark); line-height: 1.4; }

/* Sidebar */
.sidebar-widget { background: white; padding: 1.5rem; border-radius: 12px; box-shadow: 0 2px 12px rgba(0,0,0,0.08); margin-bottom: 1.5rem; }
.widget-title { font-size: 1.1rem; color: var(--dark); margin-bottom: 1.25rem; padding-bottom: 0.75rem; border-bottom: 2px solid var(--primary); font-family: var(--font-display); }

/* Recent Posts */
.recent-posts { list-style: none; padding: 0; margin: 0; }
.recent-post-item { margin-bottom: 1rem; padding-bottom: 1rem; border-bottom: 1px solid var(--border); }
.recent-post-item:last-child { margin-bottom: 0; padding-bottom: 0; border-bottom: none; }
.recent-post-link { display: flex; gap: 1rem; align-items: center; }
.recent-post-image { width: 80px; height: 60px; border-radius: 8px; overflow: hidden; flex-shrink: 0; background: #f0f4f8; }
.recent-post-image img { width: 100%; height: 100%; object-fit: cover; }
.recent-post-info { flex: 1; min-width: 0; }
.recent-post-title { font-size: 0.9rem; color: var(--dark); margin-bottom: 0; line-height: 1.4; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.recent-post-link:hover .recent-post-title { color: var(--primary); }

/* Contact Widget */
.contact-widget { text-align: center; }
.contact-widget p { color: var(--text-light); margin-bottom: 1rem; }

/* Related Section */
.related-section { background: var(--light); }

/* Responsive */
@media (max-width: 991px) {
    .article-title { font-size: 1.6rem; }
    .article-footer { flex-direction: column; gap: 1rem; align-items: flex-start; }
    .article-nav-item { margin-bottom: 1rem; }
}

@media (max-width: 767px) {
    .newsletter-form .input-group { flex-direction: column; }
    .article-meta-top { flex-wrap: wrap; gap: 0.75rem; }
    .article-title { font-size: 1.4rem; }
}

/* ========================================
   OEM Page Styles
   ======================================== */

/* OEM Banner */
.oem-banner { min-height: 80vh; display: flex; align-items: center; justify-content: center; padding-top: 100px; }
.oem-banner .page-title { font-size: clamp(2rem, 4vw, 3.5rem); max-width: 900px; margin: 0 auto 1rem; }
.oem-banner .hero-badge { display: inline-block; background: var(--secondary); color: white; padding: 0.4rem 1rem; border-radius: 20px; font-size: 0.75rem; font-weight: 600; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 1.5rem; }

/* Stats Section */
.stats-section { padding: 4rem 0; background: white; margin-top: -3rem; position: relative; z-index: 10; }
.stat-card { text-align: center; padding: 2rem 1.5rem; background: white; border-radius: 16px; box-shadow: 0 4px 20px rgba(0,0,0,0.08); transition: all 0.3s ease; }
.stat-card:hover { transform: translateY(-5px); box-shadow: 0 8px 30px rgba(0,0,0,0.12); }
.stat-icon { width: 70px; height: 70px; background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%); border-radius: 50%; display: flex; align-items: center; justify-content: center; margin: 0 auto 1rem; font-size: 1.5rem; color: white; }
.stat-number { font-size: 2.5rem; font-weight: 700; color: var(--dark); font-family: var(--font-display); }
.stat-label { color: var(--text-light); font-size: 0.9rem; margin-top: 0.5rem; }

/* Video Section */
.video-container { max-width: 1000px; margin: 0 auto; }
.video-wrapper { position: relative; border-radius: 16px; overflow: hidden; box-shadow: 0 8px 30px rgba(0,0,0,0.15); }
.video-wrapper video { width: 100%; display: block; }
.video-overlay { position: absolute; top: 0; left: 0; width: 100%; height: 100%; background: rgba(26,26,46,0.6); display: flex; align-items: center; justify-content: center; }
.play-btn { width: 80px; height: 80px; background: var(--secondary); border: none; border-radius: 50%; color: white; font-size: 1.5rem; cursor: pointer; transition: all 0.3s ease; }
.play-btn:hover { transform: scale(1.1); background: #e55a2b; }

/* Gallery */
.gallery-title { text-align: center; font-size: 1.5rem; color: var(--dark); margin-bottom: 2rem; }
.gallery-item { position: relative; border-radius: 12px; overflow: hidden; aspect-ratio: 4/3; }
.gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: all 0.5s ease; }
.gallery-item:hover img { transform: scale(1.05); }
.gallery-overlay { position: absolute; bottom: 0; left: 0; right: 0; background: linear-gradient(transparent, rgba(26,26,46,0.9)); color: white; padding: 1.5rem; transform: translateY(20px); opacity: 0; transition: all 0.3s ease; }
.gallery-item:hover .gallery-overlay { transform: translateY(0); opacity: 1; }
.gallery-overlay h4 { font-size: 1.1rem; margin-bottom: 0.3rem; }
.gallery-overlay p { font-size: 0.85rem; opacity: 0.9; }

/* Capacity Section */
.capacity-card { background: white; padding: 2.5rem; border-radius: 16px; box-shadow: 0 4px 20px rgba(0,0,0,0.08); height: 100%; }
.capacity-icon { width: 60px; height: 60px; background: var(--light); border-radius: 12px; display: flex; align-items: center; justify-content: center; font-size: 1.5rem; color: var(--primary); margin-bottom: 1.5rem; }
.capacity-card h3 { font-size: 1.3rem; color: var(--dark); margin-bottom: 1.5rem; }
.capacity-stats { display: flex; flex-direction: column; gap: 1.5rem; }
.capacity-item { display: flex; flex-direction: column; }
.capacity-value { font-size: 2rem; font-weight: 700; color: var(--primary); font-family: var(--font-display); }
.capacity-unit { color: var(--text-light); font-size: 0.9rem; }
.lead-time-list { list-style: none; padding: 0; margin: 0; }
.lead-time-list li { padding: 0.8rem 0; display: flex; align-items: center; gap: 0.75rem; border-bottom: 1px solid var(--border); }
.lead-time-list li:last-child { border-bottom: none; }
.lead-time-list i { color: #28a745; }

/* Custom Options */
.custom-card { background: white; padding: 2rem; border-radius: 16px; box-shadow: 0 4px 20px rgba(0,0,0,0.08); height: 100%; transition: all 0.3s ease; }
.custom-card:hover { transform: translateY(-5px); box-shadow: 0 8px 30px rgba(0,0,0,0.12); }
.custom-icon { width: 60px; height: 60px; background: linear-gradient(135deg, var(--secondary) 0%, #e55a2b 100%); border-radius: 12px; display: flex; align-items: center; justify-content: center; font-size: 1.5rem; color: white; margin-bottom: 1.5rem; }
.custom-card h3 { font-size: 1.2rem; color: var(--dark); margin-bottom: 1rem; }
.custom-card ul { list-style: none; padding: 0; margin: 0; }
.custom-card li { padding: 0.5rem 0; color: var(--text-light); font-size: 0.9rem; display: flex; align-items: center; gap: 0.5rem; }
.custom-card li::before { content: '•'; color: var(--secondary); font-weight: bold; }

/* Quality Process */
.quality-process { position: relative; padding-top: 2rem; }
.process-line { position: absolute; top: 0; left: 50%; transform: translateX(-50%); width: 60%; height: 2px; background: rgba(255,255,255,0.2); }
.process-step { text-align: center; padding: 1.5rem; }
.step-number { width: 40px; height: 40px; background: var(--secondary); color: white; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: 700; margin: 0 auto 1rem; }
.step-icon { width: 60px; height: 60px; background: rgba(255,255,255,0.1); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 1.3rem; color: var(--secondary); margin: 0 auto 1rem; }
.process-step h4 { font-size: 1rem; color: white; margin-bottom: 0.5rem; }
.process-step p { font-size: 0.85rem; color: rgba(255,255,255,0.7); }

/* Certifications */
.cert-card { background: white; padding: 2rem; border-radius: 16px; text-align: center; box-shadow: 0 4px 20px rgba(0,0,0,0.08); transition: all 0.3s ease; }
.cert-card:hover { transform: translateY(-5px); box-shadow: 0 8px 30px rgba(0,0,0,0.12); }
.cert-logo { width: 80px; height: 80px; background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%); border-radius: 50%; display: flex; align-items: center; justify-content: center; margin: 0 auto 1rem; font-size: 2rem; color: white; }
.cert-card h4 { font-size: 1.1rem; color: var(--dark); margin-bottom: 0.3rem; }
.cert-card p { font-size: 0.85rem; color: var(--text-light); }

/* Inquiry Section */
.inquiry-section { background: white; }
.inquiry-info { padding-right: 2rem; }
.contact-info { margin-top: 2rem; }
.contact-item { display: flex; gap: 1rem; padding: 1.5rem 0; border-bottom: 1px solid var(--border); }
.contact-item:last-child { border-bottom: none; }
.contact-item i { width: 50px; height: 50px; background: var(--light); border-radius: 12px; display: flex; align-items: center; justify-content: center; font-size: 1.2rem; color: var(--primary); flex-shrink: 0; }
.contact-item h5 { font-size: 0.9rem; color: var(--text-light); margin-bottom: 0.3rem; }
.contact-item p { font-size: 1rem; color: var(--dark); font-weight: 500; }
.inquiry-form-wrapper { background: var(--light); padding: 2.5rem; border-radius: 16px; }
.inquiry-form .form-group { margin-bottom: 1.5rem; }
.inquiry-form label { font-weight: 500; color: var(--dark); margin-bottom: 0.5rem; display: block; }
.inquiry-form .form-control { border: 1px solid var(--border); border-radius: 8px; padding: 0.75rem 1rem; }
.inquiry-form .form-control:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(0,102,204,0.1); }

/* Responsive */
@media (max-width: 991px) {
    .stats-section { margin-top: 0; padding: 2rem 0; }
    .inquiry-info { padding-right: 0; margin-bottom: 2rem; }
    .process-line { display: none; }
}

@media (max-width: 767px) {
    .stat-card { padding: 1.5rem 1rem; }
    .stat-number { font-size: 2rem; }
    .capacity-card { padding: 1.5rem; }
    .inquiry-form-wrapper { padding: 1.5rem; }
}

/* ========================================
   About Page Styles
   ======================================== */

/* About Banner */
.about-banner { min-height: 70vh; display: flex; align-items: center; justify-content: center; padding-top: 100px; }
.about-banner .page-title { font-size: clamp(2.5rem, 5vw, 4rem); }

/* Story Section */
.story-section { background: white; }
.story-content .lead-text { font-size: 1.15rem; color: var(--text); line-height: 1.7; margin-bottom: 1.5rem; }
.story-highlights { margin-top: 2rem; padding-top: 2rem; border-top: 1px solid var(--border); }
.highlight-item { display: flex; align-items: center; gap: 0.75rem; padding: 0.5rem 0; }
.highlight-item i { color: var(--secondary); font-size: 1.1rem; }
.highlight-item span { color: var(--text); font-weight: 500; }
.story-images { position: relative; }
.story-image-main { border-radius: 16px; overflow: hidden; box-shadow: 0 8px 30px rgba(0,0,0,0.15); }
.story-image-main img { width: 100%; height: auto; }
.story-image-sub { position: absolute; bottom: -30px; right: -20px; width: 60%; border-radius: 12px; overflow: hidden; box-shadow: 0 4px 20px rgba(0,0,0,0.2); border: 4px solid white; }
.story-image-sub img { width: 100%; height: auto; }

/* Stats Section V2 */
.stats-section-v2 { background: var(--dark); padding: 0; }
.stat-box { text-align: center; padding: 4rem 2rem; border-right: 1px solid rgba(255,255,255,0.1); }
.stat-box:last-child { border-right: none; }
.stat-icon-v2 { width: 60px; height: 60px; background: rgba(255,255,255,0.1); border-radius: 50%; display: flex; align-items: center; justify-content: center; margin: 0 auto 1rem; font-size: 1.5rem; color: var(--secondary); }
.stat-number-v2 { font-size: 3rem; font-weight: 700; color: white; font-family: var(--font-display); }
.stat-label-v2 { color: rgba(255,255,255,0.7); font-size: 0.9rem; margin-top: 0.5rem; }

/* Timeline Section */
.timeline-wrapper { position: relative; max-width: 800px; margin: 0 auto; padding: 2rem 0; }
.timeline-line { position: absolute; left: 120px; top: 0; bottom: 0; width: 2px; background: linear-gradient(to bottom, var(--primary), var(--secondary)); }
.timeline-item { display: flex; margin-bottom: 3rem; position: relative; }
.timeline-item:last-child { margin-bottom: 0; }
.timeline-year { width: 100px; font-size: 1.5rem; font-weight: 700; color: var(--primary); font-family: var(--font-display); text-align: right; padding-right: 2rem; }
.timeline-content { flex: 1; padding-left: 2rem; position: relative; }
.timeline-dot { position: absolute; left: -9px; top: 0.5rem; width: 18px; height: 18px; background: var(--secondary); border-radius: 50%; border: 3px solid white; box-shadow: 0 0 0 3px var(--secondary); }
.timeline-content h4 { font-size: 1.2rem; color: var(--dark); margin-bottom: 0.5rem; }
.timeline-content p { color: var(--text-light); font-size: 0.95rem; line-height: 1.6; }

/* Values Section */
.values-section { background: white; }
.value-card { text-align: center; padding: 2.5rem 2rem; background: #f8f9fa; border-radius: 16px; transition: all 0.3s ease; height: 100%; }
.value-card:hover { transform: translateY(-5px); box-shadow: 0 8px 30px rgba(0,0,0,0.1); }
.value-icon-wrapper { margin-bottom: 1.5rem; }
.value-icon { width: 80px; height: 80px; background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%); border-radius: 50%; display: flex; align-items: center; justify-content: center; margin: 0 auto; font-size: 2rem; color: white; }
.value-card h3 { font-size: 1.2rem; color: var(--dark); margin-bottom: 1rem; }
.value-card p { color: var(--text-light); font-size: 0.95rem; line-height: 1.6; }

/* Leadership Section */
.leadership-section { background: var(--dark); }
.leader-card { text-align: center; padding: 2rem; }
.leader-image { width: 150px; height: 150px; border-radius: 50%; overflow: hidden; margin: 0 auto 1.5rem; border: 4px solid rgba(255,255,255,0.2); }
.leader-image img { width: 100%; height: 100%; object-fit: cover; }
.leader-card h4 { color: white; font-size: 1.2rem; margin-bottom: 0.3rem; }
.leader-role { display: block; color: var(--secondary); font-size: 0.85rem; font-weight: 600; margin-bottom: 1rem; }
.leader-card p { color: rgba(255,255,255,0.7); font-size: 0.9rem; line-height: 1.5; }

/* Responsive */
@media (max-width: 991px) {
    .stat-box { border-right: none; border-bottom: 1px solid rgba(255,255,255,0.1); padding: 2rem 1rem; }
    .stat-box:last-child { border-bottom: none; }
    .timeline-line { left: 60px; }
    .timeline-year { width: 60px; font-size: 1.2rem; padding-right: 1rem; }
    .story-image-sub { right: 0; width: 50%; }
}

@media (max-width: 767px) {
    .stat-number-v2 { font-size: 2.5rem; }
    .timeline-line { left: 20px; }
    .timeline-year { width: auto; text-align: left; padding-right: 0; margin-bottom: 0.5rem; }
    .timeline-item { flex-direction: column; }
    .timeline-content { padding-left: 3rem; }
    .timeline-dot { left: 11px; }
}