/* ============================================
YULIDA Power – yulidapower.com
Main Stylesheet
Based on huixinledtv.com architecture
============================================ */

/* — CSS Variables / Design Tokens — */
:root {
/* Primary Palette — matched to YULIDA Logo blue */
–color-primary: #0088CC;
–color-primary-dark: #006DA3;
–color-primary-light: #33A8DE;
–color-primary-bg: #E6F4FB;

/* Secondary */
–color-secondary: #1A1A2E;
–color-secondary-light: #2D2D4A;

/* Accent */
–color-accent: #00C853;
–color-accent-dark: #00A844;

/* Neutrals */
–color-white: #FFFFFF;
–color-bg: #F5F5F5;
–color-bg-dark: #E8E8E8;
–color-text: #333333;
–color-text-light: #666666;
–color-text-muted: #999999;
–color-border: #E0E0E0;

/* Typography */
–font-primary: ‘Segoe UI’, ‘Helvetica Neue’, Arial, sans-serif;
–font-heading: ‘Segoe UI’, ‘Helvetica Neue’, Arial, sans-serif;

/* Sizes */
–h1-size: 36px;
–h1-mobile: 28px;
–h2-size: 28px;
–h2-mobile: 22px;
–h3-size: 20px;
–h3-mobile: 18px;
–body-size: 15px;
–body-mobile: 14px;
–small-size: 13px;

/* Spacing */
–section-padding: 80px;
–section-padding-tablet: 50px;
–section-padding-mobile: 40px;
–container-max: 1200px;
–container-tv-max: 1400px;

/* Shadows */
–shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
–shadow-md: 0 4px 16px rgba(0,0,0,0.1);
–shadow-lg: 0 8px 32px rgba(0,0,0,0.12);
–shadow-hover: 0 8px 24px rgba(0,136,204,0.2);

/* Transitions */
–transition-fast: 0.2s ease;
–transition-normal: 0.3s ease;

/* Border Radius */
–radius-sm: 6px;
–radius-md: 10px;
–radius-lg: 16px;
}

/* — Reset & Base — */
*, *::before, *::after {
margin: 0;
padding: 0;
box-sizing: border-box;
}

html {
scroll-behavior: smooth;
-webkit-text-size-adjust: 100%;
}

body {
font-family: var(–font-primary);
font-size: var(–body-size);
color: var(–color-text);
line-height: 1.6;
background: var(–color-white);
overflow-x: hidden;
}

img {
max-width: 100%;
height: auto;
display: block;
}

a {
color: var(–color-primary);
text-decoration: none;
transition: color var(–transition-fast);
}
a:hover {
color: var(–color-primary-dark);
}

ul {
list-style: none;
}

/* — Container — */
.container {
width: 100%;
max-width: var(–container-max);
margin: 0 auto;
padding: 0 20px;
}

/* — Section — */
.section {
padding: var(–section-padding) 0;
}
.section-alt {
background: var(–color-bg);
}

.section-label {
display: inline-block;
color: var(–color-primary);
font-weight: 700;
font-size: 13px;
text-transform: uppercase;
letter-spacing: 2px;
margin-bottom: 12px;
}

.section-title {
font-family: var(–font-heading);
font-size: var(–h2-size);
font-weight: 700;
color: var(–color-secondary);
margin-bottom: 16px;
line-height: 1.3;
}

.section-subtitle {
font-size: 16px;
color: var(–color-text-light);
max-width: 700px;
margin-bottom: 40px;
line-height: 1.6;
}

.text-center {
text-align: center;
}
.section-title.text-center,
.section-subtitle.text-center {
margin-left: auto;
margin-right: auto;
}

/* — Buttons — */
.btn {
display: inline-flex;
align-items: center;
gap: 8px;
padding: 12px 28px;
font-size: 15px;
font-weight: 600;
border-radius: var(–radius-sm);
cursor: pointer;
transition: all var(–transition-normal);
border: 2px solid transparent;
text-align: center;
justify-content: center;
white-space: nowrap;
}

.btn-primary {
background: var(–color-primary);
color: var(–color-white);
border-color: var(–color-primary);
}
.btn-primary:hover {
background: var(–color-primary-dark);
border-color: var(–color-primary-dark);
color: var(–color-white);
transform: translateY(-2px);
box-shadow: var(–shadow-hover);
}

.btn-outline {
background: transparent;
color: var(–color-primary);
border-color: var(–color-primary);
}
.btn-outline:hover {
background: var(–color-primary);
color: var(–color-white);
transform: translateY(-2px);
}

.btn-white {
background: var(–color-white);
color: var(–color-secondary);
border-color: var(–color-white);
}
.btn-white:hover {
background: var(–color-bg);
transform: translateY(-2px);
box-shadow: var(–shadow-md);
}

/* ============================================
HEADER / NAVIGATION
============================================ */
.header {
position: fixed;
top: 0;
left: 0;
right: 0;
z-index: 1000;
background: rgba(255,255,255,0.97);
backdrop-filter: blur(10px);
border-bottom: 1px solid transparent;
transition: all var(–transition-normal);
}

.header.scrolled {
border-bottom-color: var(–color-border);
box-shadow: var(–shadow-sm);
}

.header-inner {
display: flex;
align-items: center;
justify-content: space-between;
height: 70px;
max-width: var(–container-max);
margin: 0 auto;
padding: 0 20px;
position: relative;
}

.header-left {
flex-shrink: 0;
}

.header-right {
flex-shrink: 0;
display: flex;
align-items: center;
gap: 12px;
}

.logo {
display: flex;
align-items: center;
gap: 10px;
font-size: 22px;
font-weight: 800;
color: var(–color-secondary);
text-decoration: none;
}
.logo-img {
height: 44px;
width: auto;
object-fit: contain;
}
.logo-icon {
width: 40px;
height: 40px;
background: var(–color-primary);
border-radius: var(–radius-sm);
display: flex;
align-items: center;
justify-content: center;
color: var(–color-white);
font-weight: 900;
font-size: 18px;
flex-shrink: 0;
}
.logo-text span {
color: var(–color-primary);
}

.nav {
display: flex;
align-items: center;
position: absolute;
left: 50%;
transform: translateX(-50%);
}

.nav-list {
display: flex;
align-items: center;
gap: 28px;
}

.nav-list a {
font-size: 14px;
font-weight: 500;
color: var(–color-text);
padding: 8px 0;
position: relative;
transition: color var(–transition-fast);
}

.nav-list a::after {
content: ”;
position: absolute;
bottom: 0;
left: 0;
width: 0;
height: 2px;
background: var(–color-primary);
transition: width var(–transition-normal);
}

.nav-list a:hover,
.nav-list a.active {
color: var(–color-primary);
}

.nav-list a:hover::after,
.nav-list a.active::after {
width: 100%;
}

/* Dropdown */
.nav-dropdown {
position: relative;
}

.nav-dropdown > a::after {
display: none;
}

.nav-dropdown-menu {
position: absolute;
top: 100%;
left: -20px;
background: var(–color-white);
min-width: 200px;
border-radius: var(–radius-md);
box-shadow: var(–shadow-lg);
padding: 8px 0;
opacity: 0;
visibility: hidden;
transform: translateY(10px);
transition: all var(–transition-normal);
}

.nav-dropdown:hover .nav-dropdown-menu {
opacity: 1;
visibility: visible;
transform: translateY(0);
}

.nav-dropdown-menu a {
display: block;
padding: 10px 20px;
font-size: 13px;
color: var(–color-text) !important;
}

.nav-dropdown-menu a:hover {
background: var(–color-primary-bg);
color: var(–color-primary) !important;
}

.header-actions {
display: none;
}

.hamburger {
display: none;
flex-direction: column;
gap: 5px;
cursor: pointer;
padding: 8px;
background: none;
border: none;
}

.hamburger span {
display: block;
width: 24px;
height: 2px;
background: var(–color-secondary);
transition: all var(–transition-normal);
border-radius: 2px;
}

.hamburger.active span:nth-child(1) {
transform: rotate(45deg) translate(5px, 5px);
}
.hamburger.active span:nth-child(2) {
opacity: 0;
}
.hamburger.active span:nth-child(3) {
transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Menu */
.mobile-menu {
display: none;
position: fixed;
top: 70px;
left: 0;
right: 0;
bottom: 0;
background: var(–color-white);
z-index: 999;
padding: 20px;
overflow-y: auto;
transform: translateX(100%);
transition: transform var(–transition-normal);
}

.mobile-menu.open {
transform: translateX(0);
}

.mobile-menu a {
display: block;
padding: 14px 0;
font-size: 16px;
font-weight: 500;
color: var(–color-text);
border-bottom: 1px solid var(–color-border);
}

.mobile-menu .btn {
margin-top: 20px;
width: 100%;
}

/* ============================================
HERO BANNER
============================================ */
.hero {
position: relative;
min-height: 85vh;
display: flex;
align-items: center;
background: linear-gradient(135deg, var(–color-secondary) 0%, #16213E 50%, var(–color-secondary-light) 100%);
overflow: hidden;
margin-top: 70px;
}

.hero::before {
content: ”;
position: absolute;
top: -50%;
right: -20%;
width: 800px;
height: 800px;
background: radial-gradient(circle, rgba(0,136,204,0.15) 0%, transparent 70%);
border-radius: 50%;
pointer-events: none;
}

.hero::after {
content: ”;
position: absolute;
bottom: -30%;
left: -10%;
width: 600px;
height: 600px;
background: radial-gradient(circle, rgba(0,200,83,0.08) 0%, transparent 70%);
border-radius: 50%;
pointer-events: none;
}

.hero-particles {
position: absolute;
inset: 0;
overflow: hidden;
pointer-events: none;
}

.hero-particles span {
position: absolute;
display: block;
width: 4px;
height: 4px;
background: rgba(255,255,255,0.15);
border-radius: 50%;
animation: float 8s infinite ease-in-out;
}

.hero-particles span:nth-child(1) { left: 10%; top: 20%; animation-delay: 0s; }
.hero-particles span:nth-child(2) { left: 25%; top: 60%; animation-delay: 1s; }
.hero-particles span:nth-child(3) { left: 50%; top: 30%; animation-delay: 2s; }
.hero-particles span:nth-child(4) { left: 70%; top: 70%; animation-delay: 3s; }
.hero-particles span:nth-child(5) { left: 85%; top: 15%; animation-delay: 4s; }
.hero-particles span:nth-child(6) { left: 40%; top: 80%; animation-delay: 5s; }
.hero-particles span:nth-child(7) { left: 15%; top: 45%; animation-delay: 6s; }
.hero-particles span:nth-child(8) { left: 60%; top: 10%; animation-delay: 7s; }

@keyframes float {
0%, 100% { transform: translateY(0) scale(1); opacity: 0.3; }
50% { transform: translateY(-40px) scale(1.5); opacity: 0.6; }
}

.hero-content {
position: relative;
z-index: 2;
display: flex;
align-items: center;
gap: 60px;
}

.hero-text {
flex: 1;
}

.hero-badge {
display: inline-flex;
align-items: center;
gap: 8px;
background: rgba(0,136,204,0.15);
border: 1px solid rgba(0,136,204,0.3);
color: var(–color-primary-light);
padding: 6px 16px;
border-radius: 20px;
font-size: 13px;
font-weight: 600;
margin-bottom: 24px;
}

.hero-badge .dot {
width: 8px;
height: 8px;
background: var(–color-primary);
border-radius: 50%;
animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
0%, 100% { opacity: 1; }
50% { opacity: 0.4; }
}

.hero-title {
font-size: 48px;
font-weight: 800;
color: var(–color-white);
line-height: 1.15;
margin-bottom: 20px;
letter-spacing: -0.5px;
}

.hero-title .highlight {
background: linear-gradient(135deg, var(–color-primary) 0%, var(–color-primary-light) 100%);
-webkit-background-clip: text;
-webkit-text-fill-color: transparent;
background-clip: text;
}

.hero-desc {
font-size: 17px;
color: rgba(255,255,255,0.7);
max-width: 520px;
line-height: 1.7;
margin-bottom: 32px;
}

.hero-actions {
display: flex;
gap: 16px;
flex-wrap: wrap;
}

.hero-stats {
display: flex;
gap: 40px;
margin-top: 48px;
padding-top: 32px;
border-top: 1px solid rgba(255,255,255,0.1);
}

.hero-stat-value {
font-size: 28px;
font-weight: 800;
color: var(–color-white);
}

.hero-stat-label {
font-size: 13px;
color: rgba(255,255,255,0.5);
margin-top: 4px;
}

.hero-visual {
flex: 1;
display: flex;
align-items: center;
justify-content: center;
}

.hero-product-card {
width: 340px;
background: rgba(255,255,255,0.05);
backdrop-filter: blur(20px);
border: 1px solid rgba(255,255,255,0.1);
border-radius: var(–radius-lg);
padding: 32px;
position: relative;
}

.hero-product-image {
width: 100%;
aspect-ratio: 1;
background: linear-gradient(135deg, rgba(0,136,204,0.2) 0%, rgba(0,136,204,0.05) 100%);
border-radius: var(–radius-md);
display: flex;
align-items: center;
justify-content: center;
margin-bottom: 20px;
position: relative;
overflow: hidden;
}

.hero-product-image .placeholder-icon {
font-size: 64px;
opacity: 0.6;
}

.hero-product-image .capacity-tag {
position: absolute;
top: 12px;
right: 12px;
background: var(–color-primary);
color: white;
padding: 4px 12px;
border-radius: 12px;
font-size: 12px;
font-weight: 700;
}

.hero-product-name {
font-size: 18px;
font-weight: 700;
color: var(–color-white);
margin-bottom: 8px;
}

.hero-product-features {
display: flex;
gap: 12px;
flex-wrap: wrap;
}

.hero-product-features span {
font-size: 12px;
color: rgba(255,255,255,0.6);
padding: 4px 10px;
background: rgba(255,255,255,0.08);
border-radius: 4px;
}

/* ============================================
ADVANTAGES / WHY US
============================================ */
.advantages-grid {
display: grid;
grid-template-columns: repeat(4, 1fr);
gap: 24px;
}

.advantage-card {
background: var(–color-white);
border: 1px solid var(–color-border);
border-radius: var(–radius-md);
padding: 32px 24px;
transition: all var(–transition-normal);
position: relative;
overflow: hidden;
}

.advantage-card::before {
content: ”;
position: absolute;
top: 0;
left: 0;
right: 0;
height: 3px;
background: linear-gradient(90deg, var(–color-primary), var(–color-accent));
transform: scaleX(0);
transition: transform var(–transition-normal);
}

.advantage-card:hover {
transform: translateY(-6px);
box-shadow: var(–shadow-lg);
border-color: transparent;
}

.advantage-card:hover::before {
transform: scaleX(1);
}

.advantage-icon {
width: 56px;
height: 56px;
background: var(–color-primary-bg);
border-radius: var(–radius-sm);
display: flex;
align-items: center;
justify-content: center;
font-size: 26px;
margin-bottom: 20px;
}

.advantage-card h3 {
font-size: 17px;
font-weight: 700;
color: var(–color-secondary);
margin-bottom: 10px;
}

.advantage-card p {
font-size: 14px;
color: var(–color-text-light);
line-height: 1.6;
}

/* ============================================
PRODUCT CATEGORIES
============================================ */
.product-categories {
display: grid;
grid-template-columns: repeat(3, 1fr);
gap: 24px;
}

.category-card {
background: var(–color-white);
border-radius: var(–radius-md);
overflow: hidden;
border: 1px solid var(–color-border);
transition: all var(–transition-normal);
}

.category-card:hover {
transform: translateY(-4px);
box-shadow: var(–shadow-lg);
border-color: transparent;
}

.category-image {
aspect-ratio: 16/10;
background: var(–color-bg);
display: flex;
align-items: center;
justify-content: center;
font-size: 48px;
position: relative;
overflow: hidden;
}

.category-image::after {
content: ”;
position: absolute;
inset: 0;
background: linear-gradient(to top, rgba(0,0,0,0.3), transparent);
}

.category-card:nth-child(1) .category-image { background: linear-gradient(135deg, #FF6B00, #FF8C42); }
.category-card:nth-child(2) .category-image { background: linear-gradient(135deg, #1A1A2E, #2D2D4A); }
.category-card:nth-child(3) .category-image { background: linear-gradient(135deg, #00C853, #69F0AE); }
.category-card:nth-child(4) .category-image { background: linear-gradient(135deg, #6C63FF, #9D97FF); }
.category-card:nth-child(5) .category-image { background: linear-gradient(135deg, #E91E63, #F48FB1); }
.category-card:nth-child(6) .category-image { background: linear-gradient(135deg, #00BCD4, #80DEEA); }

.category-body {
padding: 24px;
}

.category-body h3 {
font-size: 18px;
font-weight: 700;
color: var(–color-secondary);
margin-bottom: 8px;
}

.category-body p {
font-size: 13px;
color: var(–color-text-light);
line-height: 1.5;
margin-bottom: 16px;
}

.category-link {
font-size: 13px;
font-weight: 600;
color: var(–color-primary);
display: inline-flex;
align-items: center;
gap: 4px;
}

.category-link:hover {
gap: 8px;
}

/* ============================================
OEM/ODM SERVICE TIERS
============================================ */
.service-tiers {
display: grid;
grid-template-columns: repeat(4, 1fr);
gap: 24px;
}

.tier-card {
background: var(–color-white);
border: 2px solid var(–color-border);
border-radius: var(–radius-md);
padding: 32px 24px;
text-align: center;
transition: all var(–transition-normal);
position: relative;
}

.tier-card.featured {
border-color: var(–color-primary);
background: linear-gradient(to bottom, var(–color-primary-bg), var(–color-white));
}

.tier-card.featured::before {
content: ‘Popular’;
position: absolute;
top: 12px;
right: 12px;
background: var(–color-primary);
color: white;
padding: 3px 12px;
border-radius: 12px;
font-size: 11px;
font-weight: 700;
}

.tier-card:hover {
transform: translateY(-4px);
box-shadow: var(–shadow-lg);
}

.tier-icon {
font-size: 40px;
margin-bottom: 16px;
}

.tier-name {
font-size: 18px;
font-weight: 700;
color: var(–color-secondary);
margin-bottom: 8px;
}

.tier-moq {
display: inline-block;
background: var(–color-bg);
padding: 4px 16px;
border-radius: 16px;
font-size: 13px;
font-weight: 600;
color: var(–color-primary);
margin-bottom: 16px;
}

.tier-lead {
font-size: 13px;
color: var(–color-text-light);
margin-bottom: 16px;
}

.tier-features {
text-align: left;
margin-bottom: 24px;
}

.tier-features li {
padding: 6px 0;
font-size: 13px;
color: var(–color-text-light);
display: flex;
align-items: center;
gap: 8px;
}

.tier-features li::before {
content: ‘\2713’;
color: var(–color-accent);
font-weight: 700;
}

/* ============================================
FACTORY SHOWCASE
============================================ */
.factory-grid {
display: grid;
grid-template-columns: repeat(3, 1fr);
gap: 16px;
}

.factory-item {
border-radius: var(–radius-md);
overflow: hidden;
aspect-ratio: 4/3;
position: relative;
cursor: pointer;
}

.factory-item:nth-child(1) { background: linear-gradient(135deg, #E3F2FD, #BBDEFB); }
.factory-item:nth-child(2) { background: linear-gradient(135deg, #E8F5E9, #C8E6C9); }
.factory-item:nth-child(3) { background: linear-gradient(135deg, #FFF3E0, #FFE0B2); }
.factory-item:nth-child(4) { background: linear-gradient(135deg, #F3E5F5, #E1BEE7); }
.factory-item:nth-child(5) { background: linear-gradient(135deg, #E0F7FA, #B2EBF2); }
.factory-item:nth-child(6) { background: linear-gradient(135deg, #EFEBE9, #D7CCC8); }

.factory-overlay {
position: absolute;
inset: 0;
background: rgba(26,26,46,0.7);
display: flex;
flex-direction: column;
align-items: center;
justify-content: center;
gap: 8px;
opacity: 0;
transition: opacity var(–transition-normal);
}

.factory-item:hover .factory-overlay {
opacity: 1;
}

.factory-overlay span {
color: white;
font-size: 14px;
font-weight: 600;
}

.factory-overlay .zoom-icon {
font-size: 32px;
}

.factory-placeholder {
display: flex;
align-items: center;
justify-content: center;
height: 100%;
font-size: 48px;
opacity: 0.4;
}

/* ============================================
CERTIFICATES
============================================ */
.certificates-grid {
display: grid;
grid-template-columns: repeat(5, 1fr);
gap: 20px;
}

.cert-card {
background: var(–color-white);
border: 1px solid var(–color-border);
border-radius: var(–radius-md);
padding: 24px 16px;
text-align: center;
transition: all var(–transition-normal);
}

.cert-card:hover {
border-color: var(–color-primary);
box-shadow: var(–shadow-md);
}

.cert-icon {
font-size: 40px;
margin-bottom: 12px;
}

.cert-name {
font-size: 15px;
font-weight: 700;
color: var(–color-secondary);
margin-bottom: 4px;
}

.cert-desc {
font-size: 12px;
color: var(–color-text-muted);
}

/* ============================================
TESTIMONIALS / CASE STUDIES
============================================ */
.testimonials {
display: grid;
grid-template-columns: repeat(3, 1fr);
gap: 24px;
}

.testimonial-card {
background: var(–color-white);
border: 1px solid var(–color-border);
border-radius: var(–radius-md);
padding: 28px;
position: relative;
transition: all var(–transition-normal);
}

.testimonial-card:hover {
box-shadow: var(–shadow-md);
}

.testimonial-card .quote-mark {
font-size: 48px;
color: var(–color-primary);
opacity: 0.2;
line-height: 1;
margin-bottom: 8px;
}

.testimonial-text {
font-size: 14px;
color: var(–color-text-light);
line-height: 1.7;
margin-bottom: 20px;
font-style: italic;
}

.testimonial-author {
display: flex;
align-items: center;
gap: 12px;
}

.testimonial-avatar {
width: 44px;
height: 44px;
background: var(–color-primary-bg);
border-radius: 50%;
display: flex;
align-items: center;
justify-content: center;
font-weight: 700;
color: var(–color-primary);
}

.testimonial-name {
font-size: 14px;
font-weight: 600;
color: var(–color-secondary);
}

.testimonial-role {
font-size: 12px;
color: var(–color-text-muted);
}

/* ============================================
FAQ SECTION
============================================ */
.faq-list {
max-width: 800px;
margin: 0 auto;
}

.faq-item {
border: 1px solid var(–color-border);
border-radius: var(–radius-sm);
margin-bottom: 12px;
overflow: hidden;
transition: all var(–transition-normal);
}

.faq-item.active {
border-color: var(–color-primary);
}

.faq-question {
width: 100%;
display: flex;
align-items: center;
justify-content: space-between;
padding: 18px 24px;
background: var(–color-white);
border: none;
cursor: pointer;
font-size: 15px;
font-weight: 600;
color: var(–color-secondary);
text-align: left;
transition: all var(–transition-fast);
}

.faq-item.active .faq-question {
color: var(–color-primary);
}

.faq-icon {
flex-shrink: 0;
width: 24px;
height: 24px;
display: flex;
align-items: center;
justify-content: center;
transition: transform var(–transition-normal);
}

.faq-item.active .faq-icon {
transform: rotate(45deg);
}

.faq-answer {
max-height: 0;
overflow: hidden;
transition: max-height var(–transition-normal), padding var(–transition-normal);
}

.faq-item.active .faq-answer {
max-height: 300px;
}

.faq-answer-inner {
padding: 0 24px 20px;
font-size: 14px;
color: var(–color-text-light);
line-height: 1.7;
}

/* ============================================
CTA BANNER
============================================ */
.cta-section {
background: linear-gradient(135deg, var(–color-secondary) 0%, var(–color-secondary-light) 100%);
padding: 70px 0;
text-align: center;
position: relative;
overflow: hidden;
}

.cta-section::before {
content: ”;
position: absolute;
top: -50%;
left: 50%;
width: 600px;
height: 600px;
background: radial-gradient(circle, rgba(0,136,204,0.2) 0%, transparent 60%);
transform: translate(-50%, 0);
pointer-events: none;
}

.cta-title {
font-size: 32px;
font-weight: 800;
color: var(–color-white);
margin-bottom: 16px;
}

.cta-subtitle {
font-size: 16px;
color: rgba(255,255,255,0.6);
max-width: 500px;
margin: 0 auto 32px;
}

/* ============================================
FOOTER
============================================ */
.footer {
background: var(–color-secondary);
color: rgba(255,255,255,0.7);
padding: 60px 0 0;
}

.footer-grid {
display: grid;
grid-template-columns: 2fr 1fr 1fr 1fr;
gap: 40px;
padding-bottom: 40px;
border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-brand p {
font-size: 13px;
line-height: 1.7;
margin: 20px 0;
}

.footer-social {
display: flex;
gap: 12px;
}

.footer-social a {
width: 36px;
height: 36px;
background: rgba(255,255,255,0.08);
border-radius: 50%;
display: flex;
align-items: center;
justify-content: center;
font-size: 16px;
transition: all var(–transition-fast);
}

.footer-social a:hover {
background: var(–color-primary);
}

.footer-col h4 {
font-size: 15px;
font-weight: 700;
color: var(–color-white);
margin-bottom: 20px;
}

.footer-col a {
display: block;
font-size: 13px;
color: rgba(255,255,255,0.5);
padding: 6px 0;
transition: color var(–transition-fast);
}

.footer-col a:hover {
color: var(–color-primary);
}

.footer-bottom {
display: flex;
align-items: center;
justify-content: space-between;
padding: 20px 0;
font-size: 12px;
color: rgba(255,255,255,0.3);
}

/* ============================================
SCROLL TO TOP
============================================ */
.scroll-top {
position: fixed;
bottom: 30px;
right: 30px;
width: 44px;
height: 44px;
background: var(–color-primary);
color: white;
border: none;
border-radius: 50%;
cursor: pointer;
font-size: 20px;
display: flex;
align-items: center;
justify-content: center;
opacity: 0;
visibility: hidden;
transform: translateY(20px);
transition: all var(–transition-normal);
box-shadow: var(–shadow-md);
z-index: 999;
}

.scroll-top.visible {
opacity: 1;
visibility: visible;
transform: translateY(0);
}

.scroll-top:hover {
background: var(–color-primary-dark);
transform: translateY(-4px);
}

/* ============================================
ANIMATIONS
============================================ */
.fade-in {
opacity: 0;
transform: translateY(30px);
transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
opacity: 1;
transform: translateY(0);
}

/* ============================================
RESPONSIVE – Tablet (768px – 1024px)
============================================ */
@media (max-width: 1024px) {
:root {
–h1-size: 32px;
–h2-size: 24px;
–section-padding: var(–section-padding-tablet);
}

.nav-list { display: none; }
.header-right .btn { display: none; }
.hamburger { display: flex; }
.mobile-menu { display: block; }

.hero { min-height: 70vh; }
.hero-content { flex-direction: column; gap: 40px; }
.hero-title { font-size: 36px; }
.hero-visual { width: 100%; }
.hero-product-card { width: 100%; max-width: 340px; }
.hero-stats { gap: 24px; }

.advantages-grid { grid-template-columns: repeat(2, 1fr); }
.product-categories { grid-template-columns: repeat(2, 1fr); }
.service-tiers { grid-template-columns: repeat(2, 1fr); }
.factory-grid { grid-template-columns: repeat(2, 1fr); }
.certificates-grid { grid-template-columns: repeat(3, 1fr); }
.testimonials { grid-template-columns: repeat(2, 1fr); }

.footer-grid { grid-template-columns: 1fr 1fr; }
}

/* ============================================
RESPONSIVE – Mobile (<768px) ============================================ */ @media (max-width: 768px) { :root { --h1-size: 28px; --h2-size: 22px; --h3-size: 18px; --body-size: var(--body-mobile); --section-padding: var(--section-padding-mobile); } .header-inner { height: 60px; } .mobile-menu { top: 60px; } .hero { min-height: auto; padding: 40px 0 60px; margin-top: 60px; } .hero-title { font-size: 28px; } .hero-desc { font-size: 15px; } .hero-actions { flex-direction: column; } .hero-actions .btn { width: 100%; } .hero-stats { flex-wrap: wrap; gap: 20px; padding-top: 24px; margin-top: 32px; } .hero-stat-value { font-size: 22px; } .advantages-grid { grid-template-columns: 1fr; } .product-categories { grid-template-columns: 1fr; } .service-tiers { grid-template-columns: 1fr; } .factory-grid { grid-template-columns: 1fr; } .certificates-grid { grid-template-columns: repeat(2, 1fr); } .testimonials { grid-template-columns: 1fr; } .cta-title { font-size: 24px; } .footer-grid { grid-template-columns: 1fr; gap: 32px; } .footer-bottom { flex-direction: column; gap: 8px; text-align: center; } .section-title { font-size: 22px; } .btn { padding: 12px 24px; font-size: 14px; } .scroll-top { bottom: 20px; right: 20px; width: 40px; height: 40px; } } /* ============================================ RESPONSIVE - TV Large Screen (>1920px)
============================================ */
@media (min-width: 1921px) {
.container { max-width: var(–container-tv-max); }
.header-inner { max-width: var(–container-tv-max); }

:root {
–h1-size: 44px;
–h2-size: 32px;
–h3-size: 22px;
–body-size: 16px;
–section-padding: 100px;
}

.hero { min-height: 80vh; }
.hero-title { font-size: 56px; }
.hero-desc { font-size: 18px; }

.advantages-grid { gap: 32px; }
.product-categories { gap: 32px; }
}

/* WP Override */
body .wp-site-blocks,body .entry-content,body .wp-block-post-content,body main,body .content-area{max-width:100%!important;padding-left:0!important;padding-right:0!important;margin-left:0!important;margin-right:0!important}
.hero{width:100vw!important;max-width:100vw!important;margin-left:calc(-50vw + 50%)!important;margin-right:calc(-50vw + 50%)!important;padding-left:0!important;padding-right:0!important}
.header{width:100vw!important;max-width:100vw!important;margin-left:calc(-50vw + 50%)!important;margin-right:calc(-50vw + 50%)!important}
.header-inner{display:flex!important;align-items:center!important;justify-content:space-between!important;max-width:1400px!important;margin:0 auto!important;padding:0 32px!important;height:70px!important;position:relative!important}
.header-left{flex-shrink:0!important}
.header-right{flex-shrink:0!important;display:flex!important;align-items:center!important;gap:12px!important}
.nav{position:absolute!important;left:50%!important;transform:translateX(-50%)!important}
.nav-list{display:flex!important;align-items:center!important;gap:28px!important;list-style:none!important;margin:0!important;padding:0!important}
.container{max-width:1400px!important;margin:0 auto!important;padding:0 32px!important}
.section{padding:80px 0!important}
.wp-block-post-title{display:none!important}
.entry-content>*,.post-content>*,.wp-site-blocks>*{max-width:none!important}
.footer{width:100vw!important;max-width:100vw!important;margin-left:calc(-50vw + 50%)!important;margin-right:calc(-50vw + 50%)!important}
.product-categories{display:grid!important;grid-template-columns:repeat(3,1fr)!important;gap:24px!important;max-width:1400px!important;margin:0 auto!important}
.why-grid{display:grid!important;grid-template-columns:repeat(4,1fr)!important;gap:24px!important;max-width:1400px!important;margin:0 auto!important}
.services-grid{display:grid!important;grid-template-columns:repeat(4,1fr)!important;gap:24px!important;max-width:1400px!important;margin:0 auto!important}
.tech-grid{display:grid!important;grid-template-columns:repeat(4,1fr)!important;gap:24px!important;max-width:1400px!important;margin:0 auto!important}
.factory-grid{display:grid!important;grid-template-columns:repeat(3,1fr)!important;gap:24px!important;max-width:1400px!important;margin:0 auto!important}
.cert-grid{display:grid!important;grid-template-columns:repeat(5,1fr)!important;gap:24px!important;max-width:1400px!important;margin:0 auto!important}
.testimonial-grid{display:grid!important;grid-template-columns:repeat(3,1fr)!important;gap:24px!important;max-width:1400px!important;margin:0 auto!important}
.faq-list{max-width:900px!important;margin:0 auto!important}
@media(max-width:1024px){.product-categories,.why-grid,.services-grid,.tech-grid,.factory-grid,.testimonial-grid{grid-template-columns:repeat(2,1fr)!important}.cert-grid{grid-template-columns:repeat(3,1fr)!important}.nav-list{display:none!important}.hamburger{display:flex!important}}
@media(max-width:768px){.product-categories,.why-grid,.services-grid,.tech-grid,.factory-grid{grid-template-columns:1fr!important}.cert-grid{grid-template-columns:repeat(2,1fr)!important}.testimonial-grid{grid-template-columns:1fr!important}.header-inner,.container{padding:0 16px!important}}