/* ============================================
   WINSOME TOYS - B2B Toy Manufacturer Theme
   Main Stylesheet
   Version: 1.0.0
   ============================================ */

/* --- CSS Variables --- */
:root {
    --color-primary: #FF6B35;
    --color-dark: #10202B;
    --color-light-bg: #F7F9FB;
    --color-accent-blue: #1E88E5;
    --color-text: #1a1a2e;
    --color-text-muted: #6b7280;
    --color-border: #e5e7eb;
    --color-white: #ffffff;
    --color-success: #10b981;
    --color-error: #ef4444;

    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

    --container-max: 1200px;
    --container-padding: 24px;

    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;

    --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
    --shadow-lg: 0 12px 32px rgba(0,0,0,0.12);

    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    font-size: 16px;
}

body {
    font-family: var(--font-sans);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-text);
    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-dark);
}

ul, ol {
    list-style: none;
}

button {
    cursor: pointer;
    border: none;
    background: none;
    font-family: inherit;
}

/* --- Container & Layout --- */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.container-narrow {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.section {
    padding: 80px 0;
}

.section-light {
    background: var(--color-light-bg);
}

.section-dark {
    background: var(--color-dark);
    color: #fff;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 56px;
}

.section-header h2 {
    font-size: clamp(28px, 4vw, 42px);
    font-weight: 800;
    color: var(--color-dark);
    margin-bottom: 16px;
    line-height: 1.2;
}

.section-header p {
    font-size: 18px;
    color: var(--color-text-muted);
    line-height: 1.6;
}

.section-dark .section-header h2,
.section-dark .section-header p {
    color: #fff;
}

.section-dark .section-header p {
    color: rgba(255,255,255,0.8);
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.25;
    color: var(--color-dark);
}

h1 { font-size: clamp(36px, 5vw, 56px); }
h2 { font-size: clamp(28px, 4vw, 42px); }
h3 { font-size: clamp(20px, 2.5vw, 26px); }
h4 { font-size: 18px; }

p { margin-bottom: 1em; }

.entry-content p { margin-bottom: 1.2em; }

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    font-size: 16px;
    font-weight: 600;
    border-radius: var(--radius-sm);
    transition: all var(--transition-base);
    text-align: center;
    cursor: pointer;
    line-height: 1;
}

.btn-primary {
    background: var(--color-primary);
    color: #fff;
    border: 2px solid var(--color-primary);
}

.btn-primary:hover {
    background: #e85a28;
    color: #fff;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-outline {
    background: transparent;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
}

.btn-outline:hover {
    background: var(--color-primary);
    color: #fff;
    transform: translateY(-2px);
}

.btn-white {
    background: #fff;
    color: var(--color-dark);
    border: 2px solid #fff;
}

.btn-white:hover {
    background: transparent;
    color: #fff;
    transform: translateY(-2px);
}

.btn-outline-white {
    background: transparent;
    color: #fff;
    border: 2px solid rgba(255,255,255,0.6);
}

.btn-outline-white:hover {
    background: #fff;
    color: var(--color-dark);
    border-color: #fff;
}

.btn-sm {
    padding: 10px 20px;
    font-size: 14px;
}

.btn-lg {
    padding: 18px 36px;
    font-size: 18px;
}

.btn-block {
    width: 100%;
}

/* --- Header --- */
.site-header {
    position: relative;
    z-index: 1000;
    background: #fff;
}

.header-top {
    background: var(--color-dark);
    color: rgba(255,255,255,0.85);
    font-size: 13px;
    padding: 8px 0;
}

.header-top-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
}

.header-contact-info {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
}

.header-contact-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: rgba(255,255,255,0.85);
    transition: color var(--transition-fast);
}

.header-contact-link:hover {
    color: var(--color-primary);
}

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

.social-link {
    color: rgba(255,255,255,0.6);
    transition: color var(--transition-fast);
}

.social-link:hover {
    color: var(--color-primary);
}

.header-main {
    border-bottom: 1px solid var(--color-border);
    transition: box-shadow var(--transition-base);
}

.header-main.scrolled {
    box-shadow: var(--shadow-sm);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 999;
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from { transform: translateY(-100%); }
    to { transform: translateY(0); }
}

.header-main-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 72px;
    gap: 24px;
}

.site-branding {
    flex-shrink: 0;
}

.site-logo-text {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 22px;
    font-weight: 800;
    color: var(--color-dark);
}

.site-logo-text:hover {
    color: var(--color-primary);
}

.logo-icon svg {
    display: block;
}

/* --- Navigation --- */
.main-navigation {
    display: flex;
    align-items: center;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 4px;
}

.nav-menu li {
    position: relative;
}

.nav-menu > li > a {
    display: block;
    padding: 10px 16px;
    font-size: 15px;
    font-weight: 600;
    color: var(--color-dark);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.nav-menu > li > a:hover,
.nav-menu > li.current-menu-item > a {
    color: var(--color-primary);
    background: rgba(255, 107, 53, 0.05);
}

.dropdown-arrow {
    transition: transform var(--transition-fast);
}

.nav-menu > li:hover > a .dropdown-arrow {
    transform: rotate(180deg);
}

/* Dropdown */
.nav-menu .sub-menu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 220px;
    background: #fff;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    padding: 8px 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all var(--transition-base);
    z-index: 100;
}

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

.nav-menu .sub-menu li a {
    display: block;
    padding: 8px 20px;
    font-size: 14px;
    color: var(--color-text);
    transition: all var(--transition-fast);
}

.nav-menu .sub-menu li a:hover {
    color: var(--color-primary);
    background: var(--color-light-bg);
    padding-left: 24px;
}

/* Hamburger */
.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 28px;
    height: 22px;
    padding: 0;
    z-index: 1001;
}

.menu-toggle-bar {
    display: block;
    width: 100%;
    height: 3px;
    background: var(--color-dark);
    border-radius: 2px;
    transition: all var(--transition-base);
}

.menu-toggle.active .menu-toggle-bar:nth-child(1) {
    transform: translateY(9px) rotate(45deg);
}

.menu-toggle.active .menu-toggle-bar:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active .menu-toggle-bar:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
}

/* --- Hero Section --- */
.hero {
    position: relative;
    background: linear-gradient(135deg, #1a2b3a 0%, #10202B 100%);
    color: #fff;
    overflow: hidden;
    min-height: 600px;
    display: flex;
    align-items: center;
    padding: 80px 0;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255,107,53,0.15) 0%, transparent 70%);
    border-radius: 50%;
    z-index: 0;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -5%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(30,136,229,0.12) 0%, transparent 70%);
    border-radius: 50%;
    z-index: 0;
}

.hero-inner {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-content {
    max-width: 560px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    background: rgba(255,107,53,0.15);
    border: 1px solid rgba(255,107,53,0.3);
    border-radius: 100px;
    font-size: 13px;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 24px;
}

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

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

.hero-title {
    font-size: clamp(36px, 5vw, 56px);
    font-weight: 800;
    line-height: 1.15;
    color: #fff;
    margin-bottom: 24px;
}

.hero-title .highlight {
    color: var(--color-primary);
}

.hero-subtitle {
    font-size: 18px;
    line-height: 1.7;
    color: rgba(255,255,255,0.8);
    margin-bottom: 36px;
}

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

.hero-stats {
    display: flex;
    gap: 40px;
    margin-top: 48px;
    flex-wrap: wrap;
}

.hero-stat {
    text-align: left;
}

.hero-stat-number {
    font-size: 32px;
    font-weight: 800;
    color: var(--color-primary);
    line-height: 1;
}

.hero-stat-label {
    font-size: 13px;
    color: rgba(255,255,255,0.6);
    margin-top: 4px;
}

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

.hero-image-wrapper {
    position: relative;
    width: 100%;
    max-width: 520px;
    aspect-ratio: 1;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: linear-gradient(135deg, rgba(255,255,255,0.05), rgba(255,255,255,0.02));
    border: 1px solid rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px;
}

.hero-image-placeholder {
    text-align: center;
    color: rgba(255,255,255,0.4);
}

.hero-image-placeholder svg {
    margin: 0 auto 16px;
}

.hero-image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-shape {
    position: absolute;
    border-radius: 50%;
    opacity: 0.08;
    z-index: 0;
}

.hero-shape-1 {
    top: 20px;
    right: 20px;
    width: 60px;
    height: 60px;
    background: var(--color-primary);
}

.hero-shape-2 {
    bottom: 40px;
    left: -20px;
    width: 40px;
    height: 40px;
    background: var(--color-accent-blue);
}

.hero-shape-3 {
    top: 50%;
    right: -10px;
    width: 80px;
    height: 80px;
    background: #fff;
}

/* --- Trust Bar --- */
.trust-bar {
    padding: 32px 0;
    background: var(--color-light-bg);
    border-bottom: 1px solid var(--color-border);
}

.trust-bar-inner {
    display: flex;
    justify-content: space-around;
    align-items: center;
    flex-wrap: wrap;
    gap: 24px;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    font-weight: 600;
    color: var(--color-text-muted);
}

.trust-item svg {
    color: var(--color-primary);
    flex-shrink: 0;
}

/* --- Product Categories Grid --- */
.category-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.category-card {
    position: relative;
    background: #fff;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    aspect-ratio: 1;
    cursor: pointer;
}

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

.category-card-image {
    position: absolute;
    inset: 0;
    background: var(--color-light-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-muted);
}

.category-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.category-card-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 16px;
    text-align: center;
    border: 2px dashed rgba(16, 32, 43, 0.25);
    border-radius: var(--radius-sm, 6px);
    background: rgba(255, 255, 255, 0.6);
    color: var(--color-text-muted);
    width: min(70%, 220px);
    aspect-ratio: 1;
}

.category-card-placeholder svg {
    opacity: 0.55;
}

.category-card-placeholder-label {
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    opacity: 0.7;
}

.category-card-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(0deg, rgba(16,32,43,0.9) 0%, rgba(16,32,43,0.1) 60%);
    display: flex;
    align-items: flex-end;
    padding: 20px;
    transition: background var(--transition-base);
}

.category-card:hover .category-card-overlay {
    background: linear-gradient(0deg, rgba(255,107,53,0.9) 0%, rgba(255,107,53,0.2) 60%);
}

.category-card-title {
    color: #fff;
    font-size: 18px;
    font-weight: 700;
    z-index: 1;
}

.category-card .arrow-link {
    color: #fff;
    font-size: 13px;
    opacity: 0;
    transform: translateY(10px);
    transition: all var(--transition-base);
}

.category-card:hover .arrow-link {
    opacity: 1;
    transform: translateY(0);
}

/* --- Product Grid & Cards --- */
.product-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 28px;
}

.product-card {
    background: #fff;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    border: 1px solid var(--color-border);
}

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

.product-card-image {
    position: relative;
    aspect-ratio: 1;
    overflow: hidden;
    background: var(--color-light-bg);
}

.product-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.product-card:hover .product-card-image img {
    transform: scale(1.05);
}

.product-card-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-muted);
}

.product-card-badges {
    position: absolute;
    top: 12px;
    left: 12px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.product-badge {
    padding: 4px 10px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-radius: 4px;
    color: #fff;
}

.product-badge-new { background: var(--color-accent-blue); }
.product-badge-featured { background: var(--color-primary); }

.product-card-body {
    padding: 20px;
}

.product-card-category {
    font-size: 12px;
    font-weight: 600;
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 6px;
}

.product-card-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 8px;
}

.product-card-title a {
    color: inherit;
    transition: color var(--transition-fast);
}

.product-card-title a:hover {
    color: var(--color-primary);
}

.product-card-desc {
    font-size: 13px;
    color: var(--color-text-muted);
    line-height: 1.5;
    margin-bottom: 14px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.product-card-actions {
    display: flex;
    gap: 8px;
    align-items: center;
}

.product-card-actions .btn {
    flex: 1;
}

/* --- OEM Section --- */
.oem-section {
    position: relative;
    overflow: hidden;
}

.oem-timeline {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    padding: 20px 0;
}

.oem-timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--color-border);
    transform: translateX(-50%);
}

.oem-timeline-item {
    position: relative;
    width: 50%;
    padding: 20px 40px;
}

.oem-timeline-item:nth-child(odd) {
    left: 0;
    text-align: right;
}

.oem-timeline-item:nth-child(even) {
    left: 50%;
    text-align: left;
}

.oem-timeline-item::after {
    content: '';
    position: absolute;
    top: 28px;
    width: 16px;
    height: 16px;
    background: var(--color-primary);
    border: 4px solid #fff;
    border-radius: 50%;
    box-shadow: 0 0 0 2px var(--color-primary);
    z-index: 1;
}

.oem-timeline-item:nth-child(odd)::after {
    right: -8px;
}

.oem-timeline-item:nth-child(even)::after {
    left: -8px;
}

.oem-timeline-number {
    display: inline-block;
    font-size: 14px;
    font-weight: 800;
    color: var(--color-primary);
    margin-bottom: 4px;
}

.oem-timeline-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 4px;
}

.oem-timeline-desc {
    font-size: 14px;
    color: var(--color-text-muted);
    line-height: 1.5;
}

.oem-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-top: 48px;
}

.oem-option-card {
    text-align: center;
    padding: 32px 20px;
    background: #fff;
    border-radius: var(--radius-md);
    border: 2px solid var(--color-border);
    transition: all var(--transition-base);
}

.oem-option-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.oem-option-icon {
    width: 56px;
    height: 56px;
    margin: 0 auto 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255,107,53,0.1);
    border-radius: 50%;
    color: var(--color-primary);
}

.oem-option-title {
    font-size: 15px;
    font-weight: 700;
    color: var(--color-dark);
}

/* --- Factory Section --- */
.factory-image {
    margin-bottom: 48px;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 12px 32px rgba(16, 32, 43, 0.1);
}

.factory-image img {
    display: block;
    width: 100%;
    height: auto;
}

.factory-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-bottom: 48px;
}

.factory-stat {
    text-align: center;
    padding: 32px 20px;
    background: var(--color-light-bg);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.factory-stat:hover {
    background: #fff;
    box-shadow: var(--shadow-md);
}

.factory-stat-number {
    font-size: 42px;
    font-weight: 800;
    color: var(--color-primary);
    line-height: 1;
    margin-bottom: 8px;
}

.factory-stat-label {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

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

.factory-image {
    aspect-ratio: 4/3;
    overflow: hidden;
    border-radius: var(--radius-md);
    background: var(--color-light-bg);
    position: relative;
}

.factory-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.factory-image:hover img {
    transform: scale(1.05);
}

.factory-image-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-muted);
}

.factory-capabilities {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 16px;
    margin-top: 40px;
}

.factory-capability {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
    background: #fff;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
}

.factory-capability svg {
    color: var(--color-primary);
    flex-shrink: 0;
}

.factory-capability-text {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-dark);
}

/* --- Quality Process --- */
.quality-process {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 24px;
    margin: 40px 0;
}

.quality-step {
    text-align: center;
    position: relative;
}

.quality-step-icon {
    width: 72px;
    height: 72px;
    margin: 0 auto 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255,107,53,0.1);
    border: 2px solid rgba(255,107,53,0.2);
    border-radius: 50%;
    color: var(--color-primary);
    position: relative;
}

.quality-step-icon::after {
    content: '';
    position: absolute;
    top: -6px;
    right: -6px;
    width: 28px;
    height: 28px;
    background: var(--color-primary);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 700;
}

.quality-step:nth-child(1) .quality-step-icon::after { content: '01'; }
.quality-step:nth-child(2) .quality-step-icon::after { content: '02'; }
.quality-step:nth-child(3) .quality-step-icon::after { content: '03'; }
.quality-step:nth-child(4) .quality-step-icon::after { content: '04'; }
.quality-step:nth-child(5) .quality-step-icon::after { content: '05'; }
.quality-step:nth-child(6) .quality-step-icon::after { content: '06'; }

.quality-step-title {
    font-size: 15px;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 6px;
}

.quality-step-desc {
    font-size: 13px;
    color: var(--color-text-muted);
    line-height: 1.5;
}

/* --- Certifications --- */
.cert-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 20px;
}

.cert-card {
    text-align: center;
    padding: 32px 20px;
    background: #fff;
    border: 2px dashed var(--color-border);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
}

.cert-card:hover {
    border-color: var(--color-primary);
    border-style: solid;
}

.cert-badge {
    width: 64px;
    height: 64px;
    margin: 0 auto 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-light-bg);
    border-radius: var(--radius-sm);
    color: var(--color-primary);
}

.cert-name {
    font-size: 16px;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 4px;
}

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

.cert-placeholder-note {
    font-size: 11px;
    color: var(--color-text-muted);
    margin-top: 8px;
    font-style: italic;
}

/* --- Breadcrumbs --- */
.breadcrumbs {
    padding: 16px 0;
    background: var(--color-light-bg);
    border-bottom: 1px solid var(--color-border);
}

.breadcrumbs ol {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
    font-size: 13px;
}

.breadcrumbs li {
    color: var(--color-text-muted);
}

.breadcrumbs li:not(:last-child)::after {
    content: '/';
    margin-left: 8px;
    color: var(--color-text-muted);
}

.breadcrumbs a {
    color: var(--color-text-muted);
    transition: color var(--transition-fast);
}

.breadcrumbs a:hover {
    color: var(--color-primary);
}

.breadcrumbs li:last-child {
    color: var(--color-dark);
    font-weight: 600;
}

/* --- Product Detail --- */
.product-detail {
    padding: 48px 0;
}

.product-detail-top {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.product-gallery {
    position: relative;
}

.product-gallery-main {
    aspect-ratio: 1;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--color-light-bg);
    margin-bottom: 16px;
}

.product-gallery-main img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.product-gallery-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-muted);
}

.product-gallery-thumbs {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.product-gallery-thumb {
    width: 80px;
    height: 80px;
    border-radius: var(--radius-sm);
    overflow: hidden;
    border: 2px solid transparent;
    cursor: pointer;
    background: var(--color-light-bg);
    transition: border-color var(--transition-fast);
}

.product-gallery-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.product-gallery-thumb:hover,
.product-gallery-thumb.active {
    border-color: var(--color-primary);
}

.product-info h1 {
    font-size: clamp(28px, 3.5vw, 38px);
    margin-bottom: 12px;
}

.product-info-meta {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 20px;
}

.product-meta-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    font-size: 13px;
    font-weight: 600;
    background: var(--color-light-bg);
    border-radius: 100px;
    color: var(--color-text);
}

.product-meta-tag svg {
    color: var(--color-primary);
}

.product-short-desc {
    font-size: 16px;
    line-height: 1.7;
    color: var(--color-text-muted);
    margin-bottom: 28px;
}

.product-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 32px;
    padding-bottom: 32px;
    border-bottom: 1px solid var(--color-border);
}

.product-spec-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 32px;
}

.product-spec-table th,
.product-spec-table td {
    padding: 14px 16px;
    text-align: left;
    border-bottom: 1px solid var(--color-border);
    font-size: 14px;
}

.product-spec-table th {
    width: 35%;
    color: var(--color-text-muted);
    font-weight: 600;
    background: var(--color-light-bg);
}

.product-spec-table td {
    color: var(--color-dark);
    font-weight: 500;
}

.product-section {
    margin-bottom: 40px;
}

.product-section h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--color-border);
}

.product-features-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 12px;
}

.product-feature {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 14px;
    color: var(--color-text);
}

.product-feature svg {
    color: var(--color-success);
    flex-shrink: 0;
    margin-top: 2px;
}

/* --- Page Header Banner (archive + taxonomy) --- */
.page-header-banner {
    background: linear-gradient(135deg, var(--color-dark), #1a2b3a);
    color: #fff;
    padding: 60px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.page-header-banner-with-image {
    min-height: 260px;
    display: flex;
    align-items: center;
}
.page-header-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}
.page-header-bg-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.25;
}
.page-header-banner > .container {
    position: relative;
    z-index: 1;
}
.page-header-title {
    color: #fff;
    font-size: clamp(32px, 4vw, 48px);
    margin-bottom: 12px;
}
.page-header-subtitle {
    color: rgba(255, 255, 255, 0.75);
    font-size: 18px;
    max-width: 600px;
    margin: 0 auto;
}

/* --- Category Filter Bar (product listing pages) --- */
.category-filter-bar {
    margin-bottom: 40px;
    text-align: center;
}
.category-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: center;
}
.category-filter {
    display: inline-block;
    padding: 8px 20px;
    font-size: 14px;
    font-weight: 600;
    color: var(--color-text-muted);
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: 100px;
    transition: all var(--transition-fast);
    text-decoration: none;
}
.category-filter:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}
.category-filter.active {
    background: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
}

/* --- Products Bottom CTA --- */
.products-bottom-cta {
    text-align: center;
    padding: 48px;
    margin-top: 48px;
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, var(--color-light-bg), #eef2f6);
}
.products-bottom-cta h3 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--color-dark);
}
.products-bottom-cta p {
    color: var(--color-text-muted);
    margin-bottom: 24px;
    max-width: 560px;
    margin-left: auto;
    margin-right: auto;
}

/* --- Product Detail (single) --- */
.product-back-link {
    margin-bottom: 24px;
}
.product-back-link a {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    font-weight: 600;
    color: var(--color-text-muted);
    text-decoration: none;
    transition: color var(--transition-fast);
}
.product-back-link a:hover {
    color: var(--color-primary);
}

.product-gallery-badges {
    position: absolute;
    top: 16px;
    left: 16px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    z-index: 2;
}

.product-info-cat {
    display: inline-block;
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-primary);
    margin-bottom: 8px;
    text-decoration: none;
}
.product-info-cat:hover {
    text-decoration: underline;
}

.product-meta-tag.product-meta-oem {
    background: rgba(255, 107, 53, 0.1);
    color: var(--color-primary);
}
.product-meta-tag.product-meta-odm {
    background: rgba(30, 136, 229, 0.1);
    color: var(--color-accent-blue);
}

.product-trust {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
    margin-bottom: 32px;
    padding-bottom: 32px;
    border-bottom: 1px solid var(--color-border);
}
.product-trust-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 600;
    color: var(--color-text-muted);
}
.product-trust-item svg {
    color: var(--color-success);
}

.product-specs-wrap {
    margin-top: 8px;
}
.product-specs-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 16px;
}

/* --- Product Features --- */
.product-features-list .product-feature {
    padding: 16px;
    border-radius: var(--radius-md);
    background: var(--color-light-bg);
    transition: transform var(--transition-fast);
}
.product-features-list .product-feature:hover {
    transform: translateY(-2px);
}
.product-features-list .product-feature > div {
    display: flex;
    flex-direction: column;
    gap: 2px;
}
.product-features-list .product-feature strong {
    font-size: 13px;
    color: var(--color-text-muted);
    font-weight: 600;
}
.product-features-list .product-feature span {
    font-size: 15px;
    color: var(--color-dark);
    font-weight: 500;
}

/* --- Packaging Grid --- */
.packaging-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
}
.packaging-item {
    text-align: center;
    padding: 32px 20px;
    border-radius: var(--radius-md);
    background: var(--color-light-bg);
    border: 1px solid var(--color-border);
}
.packaging-item-icon {
    width: 56px;
    height: 56px;
    margin: 0 auto 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #fff;
    border-radius: 50%;
    color: var(--color-primary);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
}
.packaging-item-label {
    font-size: 13px;
    color: var(--color-text-muted);
    font-weight: 600;
    margin-bottom: 4px;
}
.packaging-item-value {
    font-size: 16px;
    color: var(--color-dark);
    font-weight: 700;
}

/* --- Product Video --- */
.product-video-wrap {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
    border-radius: var(--radius-lg);
    max-width: 900px;
}
.product-video-wrap iframe,
.product-video-wrap embed,
.product-video-wrap video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 0;
}

/* --- OEM/ODM Section --- */
.product-section-oem {
    background: var(--color-light-bg);
    padding: 40px;
    border-radius: var(--radius-lg);
    margin-bottom: 40px;
}
.product-oem-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
    margin-bottom: 32px;
}
.product-oem-card {
    text-align: center;
    padding: 32px 24px;
    background: #fff;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}
.product-oem-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.08);
}
.product-oem-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(255, 107, 53, 0.1);
    color: var(--color-primary);
}
.product-oem-icon-oem {
    background: rgba(255, 107, 53, 0.1);
    color: var(--color-primary);
}
.product-oem-icon-odm {
    background: rgba(30, 136, 229, 0.1);
    color: var(--color-accent-blue);
}
.product-oem-card h4 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 10px;
    color: var(--color-dark);
}
.product-oem-card p {
    font-size: 14px;
    color: var(--color-text-muted);
    line-height: 1.6;
}
.product-oem-cta {
    text-align: center;
}

/* --- Product Share --- */
.product-share {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--color-border);
}
.product-share-label {
    font-size: 13px;
    font-weight: 600;
    color: var(--color-text-muted);
}
.product-share a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--color-light-bg);
    color: var(--color-text-muted);
    transition: all var(--transition-fast);
}
.product-share a:hover {
    background: var(--color-primary);
    color: #fff;
    transform: translateY(-2px);
}

/* --- Product Description --- */
.product-description {
    max-width: 800px;
}
.product-description p {
    margin-bottom: 16px;
    line-height: 1.8;
}
.product-description img {
    border-radius: var(--radius-md);
    margin: 24px 0;
}
.product-description h2,
.product-description h3,
.product-description h4 {
    margin-top: 28px;
    margin-bottom: 12px;
}

/* --- Product Section Title --- */
.product-section-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--color-border);
}

/* --- Product Card Enhancements --- */
.product-card-quick-quote {
    position: absolute;
    bottom: -40px;
    left: 50%;
    transform: translateX(-50%);
    opacity: 0;
    transition: all var(--transition-fast);
    white-space: nowrap;
}
.product-card:hover .product-card-quick-quote {
    bottom: 16px;
    opacity: 1;
}
.product-card-specs {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 16px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--color-border);
}
.product-card-spec {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 12px;
    color: var(--color-text-muted);
    font-weight: 600;
}
.product-card-spec svg {
    color: var(--color-primary);
}
.product-card-actions {
    display: flex;
    gap: 8px;
}
.product-card-actions .btn {
    flex: 1;
    text-align: center;
}

/* --- Contact Form --- */
.contact-page {
    padding: 48px 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 48px;
}

.contact-info h2 {
    font-size: 28px;
    margin-bottom: 16px;
}

.contact-info p {
    color: var(--color-text-muted);
    margin-bottom: 32px;
    line-height: 1.7;
}

.contact-info-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 24px;
}

.contact-info-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255,107,53,0.1);
    border-radius: var(--radius-md);
    color: var(--color-primary);
    flex-shrink: 0;
}

.contact-info-text h4 {
    font-size: 15px;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 4px;
}

.contact-info-text p,
.contact-info-text a {
    font-size: 14px;
    color: var(--color-text-muted);
}

.contact-info-text a:hover {
    color: var(--color-primary);
}

.contact-form-wrapper {
    background: #fff;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    padding: 40px;
}

.contact-form-wrapper h3 {
    font-size: 22px;
    margin-bottom: 8px;
}

.contact-form-wrapper > p {
    color: var(--color-text-muted);
    font-size: 14px;
    margin-bottom: 28px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 16px;
}

.form-field {
    margin-bottom: 16px;
}

.form-field label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--color-dark);
    margin-bottom: 6px;
}

.form-field label .required {
    color: var(--color-error);
}

.form-field input,
.form-field select,
.form-field textarea {
    width: 100%;
    padding: 12px 16px;
    font-size: 14px;
    font-family: inherit;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: #fff;
    transition: border-color var(--transition-fast);
    color: var(--color-text);
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(255,107,53,0.1);
}

.form-field textarea {
    resize: vertical;
    min-height: 120px;
}

.form-honeypot {
    position: absolute;
    left: -9999px;
}

.form-message {
    padding: 16px 20px;
    border-radius: var(--radius-sm);
    margin-bottom: 20px;
    font-size: 14px;
    font-weight: 500;
}

.form-message.success {
    background: rgba(16,185,129,0.1);
    color: var(--color-success);
    border: 1px solid rgba(16,185,129,0.3);
}

.form-message.error {
    background: rgba(239,68,68,0.1);
    color: var(--color-error);
    border: 1px solid rgba(239,68,68,0.3);
}

/* --- About Us --- */
.about-hero {
    padding: 60px 0;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
    margin-bottom: 60px;
}

.about-text h2 {
    margin-bottom: 20px;
}

.about-text p {
    color: var(--color-text-muted);
    line-height: 1.8;
    margin-bottom: 16px;
}

.about-visual {
    aspect-ratio: 4/3;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--color-light-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-muted);
}

.about-visual img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.why-choose-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
}

.why-choose-card {
    padding: 32px;
    background: #fff;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    transition: all var(--transition-base);
}

.why-choose-card:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.why-choose-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255,107,53,0.1);
    border-radius: var(--radius-sm);
    color: var(--color-primary);
    margin-bottom: 20px;
}

.why-choose-card h4 {
    font-size: 18px;
    margin-bottom: 10px;
}

.why-choose-card p {
    font-size: 14px;
    color: var(--color-text-muted);
    line-height: 1.6;
}

/* --- Blog --- */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.blog-card {
    background: #fff;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    border: 1px solid var(--color-border);
}

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

.blog-card-image {
    aspect-ratio: 3/2;
    overflow: hidden;
    background: var(--color-light-bg);
}

.blog-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.blog-card:hover .blog-card-image img {
    transform: scale(1.05);
}

.blog-card-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-muted);
}

.blog-card-body {
    padding: 24px;
}

.blog-card-meta {
    display: flex;
    gap: 12px;
    font-size: 12px;
    color: var(--color-text-muted);
    margin-bottom: 10px;
    flex-wrap: wrap;
}

.blog-card-category {
    color: var(--color-primary);
    font-weight: 600;
}

.blog-card-title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 10px;
}

.blog-card-title a {
    color: var(--color-dark);
    transition: color var(--transition-fast);
}

.blog-card-title a:hover {
    color: var(--color-primary);
}

.blog-card-excerpt {
    font-size: 14px;
    color: var(--color-text-muted);
    line-height: 1.6;
    margin-bottom: 16px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.blog-card-readmore {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-primary);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

/* --- CTA Section --- */
.cta-section {
    background: linear-gradient(135deg, var(--color-dark) 0%, #1a2b3a 100%);
    color: #fff;
    padding: 64px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    background: radial-gradient(ellipse at right, rgba(255,107,53,0.08), transparent 70%);
}

.cta-inner {
    position: relative;
    z-index: 1;
    max-width: 700px;
    margin: 0 auto;
}

.cta-section h2 {
    color: #fff;
    font-size: clamp(28px, 4vw, 38px);
    margin-bottom: 16px;
}

.cta-section p {
    color: rgba(255,255,255,0.8);
    font-size: 18px;
    margin-bottom: 32px;
    line-height: 1.7;
}

.cta-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

/* --- Footer --- */
.site-footer {
    background: var(--color-dark);
    color: rgba(255,255,255,0.7);
    padding-top: 64px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 48px;
    padding-bottom: 48px;
}

.footer-logo {
    margin-bottom: 20px;
}

.footer-logo-text {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 22px;
    font-weight: 800;
    color: #fff;
}

.footer-desc {
    font-size: 14px;
    line-height: 1.7;
    color: rgba(255,255,255,0.6);
    margin-bottom: 24px;
}

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

.footer-social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255,255,255,0.08);
    border-radius: var(--radius-sm);
    color: rgba(255,255,255,0.6);
    transition: all var(--transition-fast);
}

.footer-social-link:hover {
    background: var(--color-primary);
    color: #fff;
}

.footer-widget-title {
    font-size: 16px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 20px;
}

.footer-menu li {
    margin-bottom: 10px;
}

.footer-menu a {
    font-size: 14px;
    color: rgba(255,255,255,0.6);
    transition: color var(--transition-fast);
}

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

.footer-contact-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 16px;
    font-size: 14px;
    color: rgba(255,255,255,0.6);
}

.footer-contact-list svg {
    color: var(--color-primary);
    flex-shrink: 0;
    margin-top: 2px;
}

.footer-contact-list a {
    color: rgba(255,255,255,0.6);
    transition: color var(--transition-fast);
}

.footer-contact-list a:hover {
    color: var(--color-primary);
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding: 24px 0;
}

.footer-bottom-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
}

.footer-copyright,
.footer-credit {
    font-size: 13px;
    color: rgba(255,255,255,0.5);
}

/* --- Floating Contact --- */
.floating-contact {
    position: fixed;
    right: 24px;
    bottom: 24px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    z-index: 998;
}

.float-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    border-radius: 50px;
    color: #fff;
    font-size: 14px;
    font-weight: 600;
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-base);
    white-space: nowrap;
    overflow: hidden;
}

.float-whatsapp {
    background: #25D366;
}

.float-email {
    background: var(--color-accent-blue);
}

.float-quote {
    background: var(--color-primary);
}

.float-btn .float-label {
    max-width: 0;
    opacity: 0;
    transition: all var(--transition-base);
    overflow: hidden;
}

.float-btn:hover .float-label {
    max-width: 200px;
    opacity: 1;
    margin-left: 4px;
}

.float-btn:hover {
    transform: scale(1.05);
}

/* --- Back to Top --- */
#back-to-top {
    position: fixed;
    right: 24px;
    bottom: 140px;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-dark);
    color: #fff;
    border-radius: 50%;
    box-shadow: var(--shadow-md);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    z-index: 998;
}

#back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

#back-to-top:hover {
    background: var(--color-primary);
    transform: translateY(-4px);
}

/* --- Pagination --- */
.pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 48px;
}

.pagination .page-numbers {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 12px;
    font-size: 14px;
    font-weight: 600;
    color: var(--color-dark);
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.pagination .page-numbers:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.pagination .page-numbers.current {
    background: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
}

/* --- 404 Page --- */
.error-404 {
    text-align: center;
    padding: 80px 0;
}

.error-404 h1 {
    font-size: 120px;
    font-weight: 800;
    color: var(--color-primary);
    line-height: 1;
    margin-bottom: 16px;
}

.error-404 h2 {
    font-size: 28px;
    margin-bottom: 16px;
}

.error-404 p {
    color: var(--color-text-muted);
    margin-bottom: 32px;
}

/* --- Single Post --- */
.single-post-layout {
    display: block;
    padding: 48px 0;
}

.single-post-layout .blog-content-area {
    max-width: 860px;
    margin: 0 auto;
}

.post-featured-image {
    aspect-ratio: 16/9;
    border-radius: var(--radius-lg);
    overflow: hidden;
    margin-bottom: 32px;
    background: var(--color-light-bg);
}

.post-featured-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.post-meta {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    font-size: 13px;
    color: var(--color-text-muted);
    margin-bottom: 24px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--color-border);
}

.post-meta-item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.entry-content {
    font-size: 16px;
    line-height: 1.8;
    color: var(--color-text);
}

.entry-content h2 {
    margin: 32px 0 16px;
}

.entry-content h3 {
    margin: 24px 0 12px;
}

.entry-content ul,
.entry-content ol {
    padding-left: 24px;
    margin-bottom: 16px;
}

.entry-content ul li {
    list-style: disc;
    margin-bottom: 8px;
}

.entry-content ol li {
    list-style: decimal;
    margin-bottom: 8px;
}

.entry-content blockquote {
    border-left: 4px solid var(--color-primary);
    padding: 16px 24px;
    margin: 24px 0;
    background: var(--color-light-bg);
    font-style: italic;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.entry-content img {
    border-radius: var(--radius-md);
    margin: 16px 0;
}

.post-bottom-cta {
    margin-top: 48px;
    padding: 32px;
    background: var(--color-light-bg);
    border-radius: var(--radius-lg);
    text-align: center;
}

.post-bottom-cta h3 {
    margin-bottom: 8px;
}

.post-bottom-cta p {
    color: var(--color-text-muted);
    margin-bottom: 20px;
}

/* --- Sidebar --- */
.sidebar {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.widget {
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 24px;
}

.widget-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--color-primary);
}

/* --- Search Form --- */
.search-form {
    display: flex;
    gap: 8px;
}

.search-form input[type="search"] {
    flex: 1;
    padding: 10px 14px;
    font-size: 14px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
}

.search-form button {
    padding: 10px 16px;
    background: var(--color-primary);
    color: #fff;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 600;
    transition: background var(--transition-fast);
}

.search-form button:hover {
    background: #e85a28;
}

/* --- No Results --- */
.no-results {
    text-align: center;
    padding: 60px 20px;
}

.no-results svg {
    margin: 0 auto 20px;
    color: var(--color-text-muted);
}

/* --- Responsive Design --- */
@media (max-width: 1200px) {
    .product-grid,
    .category-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 1024px) {
    .hero-inner {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }

    .hero-content {
        max-width: 100%;
        margin: 0 auto;
    }

    .hero-actions {
        justify-content: center;
    }

    .hero-stats {
        justify-content: center;
    }

    .hero-stat {
        text-align: center;
    }

    .factory-stats {
        grid-template-columns: repeat(2, 1fr);
    }

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

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

    .product-detail-top {
        grid-template-columns: 1fr;
    }

    .category-filter-bar {
        margin-bottom: 28px;
    }
    .category-filters {
        justify-content: center;
    }
    .product-section-oem {
        padding: 24px;
    }
    .products-bottom-cta {
        padding: 32px 20px;
    }

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

    .oem-timeline::before {
        left: 24px;
    }

    .oem-timeline-item {
        width: 100%;
        left: 0 !important;
        text-align: left !important;
        padding-left: 56px;
        padding-right: 16px;
    }

    .oem-timeline-item::after {
        left: 16px !important;
        right: auto !important;
    }
}

@media (max-width: 768px) {
    .section {
        padding: 56px 0;
    }

    .product-card-quick-quote {
        display: none;
    }

    .product-trust {
        gap: 16px;
    }
    .product-trust-item {
        font-size: 13px;
    }
    .packaging-grid {
        grid-template-columns: 1fr;
    }
    .product-oem-grid {
        grid-template-columns: 1fr;
    }

    .header-top {
        display: none;
    }

    .menu-toggle {
        display: flex;
    }

    .header-main-inner {
        height: 60px;
    }

    .main-navigation {
        position: fixed;
        top: 0;
        right: -100%;
        width: 300px;
        max-width: 85%;
        height: 100vh;
        background: #fff;
        flex-direction: column;
        align-items: flex-start;
        padding: 80px 24px 24px;
        box-shadow: -4px 0 20px rgba(0,0,0,0.1);
        transition: right var(--transition-base);
        overflow-y: auto;
    }

    .main-navigation.active {
        right: 0;
    }

    .nav-menu {
        flex-direction: column;
        width: 100%;
        gap: 0;
    }

    .nav-menu > li {
        width: 100%;
        border-bottom: 1px solid var(--color-border);
    }

    .nav-menu > li > a {
        padding: 14px 0;
        font-size: 16px;
        border-radius: 0;
    }

    .nav-menu .sub-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        padding: 0 0 8px 20px;
        display: none;
    }

    .nav-menu li.menu-item-has-children > a::after {
        content: '+';
        float: right;
        font-size: 18px;
        font-weight: 400;
    }

    .nav-menu li.menu-item-has-children.open > .sub-menu {
        display: block;
    }

    .nav-menu li.menu-item-has-children.open > a::after {
        content: '−';
    }

    .header-cta {
        display: none;
    }

    .hero {
        min-height: auto;
        padding: 48px 0;
    }

    .product-grid,
    .category-grid,
    .blog-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .factory-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .contact-form-wrapper {
        padding: 24px;
    }

    .floating-contact {
        right: 16px;
        bottom: 16px;
    }

    .float-btn {
        padding: 12px;
    }

    .float-btn .float-label {
        display: none;
    }

    #back-to-top {
        bottom: 100px;
        right: 16px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .footer-bottom-inner {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .product-grid,
    .category-grid,
    .blog-grid,
    .factory-grid {
        grid-template-columns: 1fr;
    }

    .factory-stats {
        grid-template-columns: 1fr;
    }

    .hero-actions {
        flex-direction: column;
        width: 100%;
    }

    .hero-actions .btn {
        width: 100%;
    }

    .hero-stats {
        gap: 24px;
    }

    .cta-actions {
        flex-direction: column;
        width: 100%;
    }

    .cta-actions .btn {
        width: 100%;
    }

    .error-404 h1 {
        font-size: 80px;
    }
}

/* --- Animations --- */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease forwards;
}

/* --- Utility Classes --- */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.mt-0 { margin-top: 0 !important; }
.mb-0 { margin-bottom: 0 !important; }
.mt-2 { margin-top: 16px; }
.mt-4 { margin-top: 32px; }
.mb-2 { margin-bottom: 16px; }
.mb-4 { margin-bottom: 32px; }
.hidden { display: none !important; }
.screen-reader-text {
    position: absolute !important;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0,0,0,0);
    white-space: nowrap;
    border: 0;
}

/* --- Focus States (Accessibility) --- */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* --- SVG Icon Definitions (hidden, for use via <use>) --- */
.svg-sprite {
    position: absolute;
    width: 0;
    height: 0;
    overflow: hidden;
}