/* ============================================
   HENGJI BEARING - Industrial Template
   White Steel + Black Metal Theme
   ============================================ */

/* CSS Variables */
:root {
    --primary: #171a1d;
    --primary-dark: #070809;
    --primary-light: #343a40;
    --brand-blue: #2b70b7;
    --brand-blue-dark: #1f5f9f;
    --accent: #2b70b7;
    --accent-hover: #1f5f9f;
    --steel: #6f767d;
    --steel-light: #d7dbde;
    --dark: #ffffff;
    --text: #23282d;
    --text-light: #555f66;
    --text-muted: #7a838a;
    --white: #ffffff;
    --bg-light: #f4f5f6;
    --bg-dark: #171a1d;
    --orange: #171a1d;
    --orange-hover: #343a40;
    --shadow: 0 8px 28px rgba(25, 30, 35, 0.12);
    --shadow-lg: 0 18px 48px rgba(25, 30, 35, 0.18);
    --transition: all 0.3s ease;
    --radius: 2px;
    --radius-lg: 4px;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    color: var(--text);
    line-height: 1.6;
    background: var(--dark);
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

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

ul {
    list-style: none;
}

.container {
    max-width: 1560px;
    margin: 0 auto;
    padding: 0 20px;
}

.section {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 50px;
}

.about-page-section .section-title {
    text-align: left;
}

.about-page-section .section-title h2 {
    margin-bottom: 18px;
    color: var(--primary);
    font-size: clamp(2rem, 3.2vw, 3.6rem);
    font-weight: 800;
    line-height: 1.08;
    letter-spacing: 0;
    text-transform: uppercase;
}

.about-page-section .section-title h2 span {
    color: var(--brand-blue);
}

.about-page-section .section-title h2::after {
    left: 0;
    transform: none;
    width: 84px;
    height: 4px;
    background: var(--brand-blue);
}

.about-page-section .section-title p {
    margin-left: 0;
}

.section-title h2 {
    font-size: 2.8rem;
    color: var(--primary);
    margin-bottom: 20px;
    position: relative;
    display: inline-block;
    font-weight: 300;
    letter-spacing: 2px;
}

.section-title h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: var(--accent);
}

.section-title p {
    color: var(--text-light);
    font-size: 1.1rem;
    margin-top: 20px;
    font-weight: 300;
    letter-spacing: 1px;
    max-width: 820px;
    margin-left: auto;
    margin-right: auto;
}

.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: var(--radius);
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    font-size: 0.95rem;
}

.btn-primary {
    background: linear-gradient(180deg, #317bc0 0%, #1f5f9f 100%);
    color: var(--white);
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 0.85rem;
}

.btn-primary:hover {
    background: linear-gradient(180deg, #3e88cc 0%, #174f87 100%);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.btn-outline {
    background: transparent;
    color: var(--white);
    border: 1px solid rgba(255,255,255,0.3);
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 0.85rem;
}

.btn-outline:hover {
    background: var(--white);
    color: var(--primary);
}

.btn-orange {
    background: var(--orange);
    color: var(--white);
}

.btn-orange:hover {
    background: var(--orange-hover);
}

/* ============================================
   TOP BAR
   ============================================ */
.top-bar {
    background: #111417;
    color: #c6cbcf;
    padding: 8px 0;
    font-size: 0.8rem;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.top-bar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.top-bar-left {
    display: flex;
    gap: 25px;
}

.top-bar-left span {
    display: flex;
    align-items: center;
    gap: 6px;
}

.top-bar-left i {
    color: var(--accent);
    font-size: 0.8rem;
}

.top-bar-right {
    display: flex;
    gap: 15px;
    align-items: center;
}

.top-bar-right a {
    color: var(--steel);
}

.top-bar-right a:hover {
    color: var(--accent);
}

.lang-switch {
    display: flex;
    gap: 8px;
}

.lang-switch a {
    padding: 2px 10px;
    font-size: 0.75rem;
    letter-spacing: 1px;
    color: var(--text-muted);
    border: 1px solid rgba(255,255,255,0.1);
}

.lang-switch a.active {
    background: var(--accent);
    color: #111417;
    border-color: var(--accent);
}

/* ============================================
   HEADER / NAVIGATION
   ============================================ */
.header {
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(10px);
    box-shadow: 0 1px 0 rgba(25,30,35,0.12);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo img {
    height: 58px;
    width: auto;
    max-width: 168px;
    object-fit: contain;
}

.nav {
    display: flex;
    gap: 0;
}

.nav a {
    padding: 0 clamp(12px, 1.35vw, 25px);
    height: 70px;
    display: flex;
    align-items: center;
    color: #4d555c;
    font-weight: 400;
    font-size: 0.85rem;
    position: relative;
    letter-spacing: 1px;
    text-transform: uppercase;
    white-space: nowrap;
}

.nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: clamp(12px, 1.35vw, 25px);
    right: clamp(12px, 1.35vw, 25px);
    height: 2px;
    background: var(--accent);
    transform: scaleX(0);
    transition: var(--transition);
}

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

.nav a:hover::after,
.nav a.active::after {
    transform: scaleX(1);
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 5px;
}

.mobile-toggle span {
    display: block;
    width: 25px;
    height: 1px;
    background: var(--primary);
    transition: var(--transition);
}

/* ============================================
   BANNER / HERO
   ============================================ */
.banner {
    position: relative;
    height: 820px;
    min-height: 620px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: var(--dark);
}

.banner-swiper {
    position: absolute !important;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.banner-swiper .swiper-slide {
    position: relative;
    overflow: hidden;
}

.banner-swiper .swiper-pagination {
    bottom: 80px !important;
    z-index: 3;
}

.banner-swiper .swiper-pagination-bullet {
    width: 40px;
    height: 3px;
    border-radius: 0;
    background: rgba(255,255,255,0.3);
    opacity: 1;
    transition: var(--transition);
}

.banner-swiper .swiper-pagination-bullet-active {
    background: var(--accent);
}

.banner-swiper .swiper-button-next,
.banner-swiper .swiper-button-prev {
    width: 50px;
    height: 50px;
    color: var(--white);
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.15);
    transition: var(--transition);
    z-index: 3;
}

.banner-swiper .swiper-button-next:hover,
.banner-swiper .swiper-button-prev:hover {
    background: rgba(255,255,255,0.15);
    border-color: rgba(255,255,255,0.3);
}

.banner-swiper .swiper-button-next::after,
.banner-swiper .swiper-button-prev::after {
    font-size: 1rem;
}

.banner-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('../images/factory_1.jpg') center/cover no-repeat;
    filter: grayscale(30%) contrast(1.1);
}

.banner-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, rgba(8,11,13,0.68) 0%, rgba(8,11,13,0.84) 50%, rgba(8,11,13,0.96) 100%);
    z-index: 1;
}

.banner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(ellipse at 20% 50%, rgba(143,151,158,0.18) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(255,255,255,0.03) 0%, transparent 40%);
    z-index: 2;
    pointer-events: none;
}

.banner-content {
    position: relative;
    z-index: 3;
    z-index: 2;
    text-align: center;
    color: var(--white);
    max-width: 1000px;
    padding: 0 40px;
}

.banner-content h1 {
    font-size: 4.5rem;
    font-weight: 700;
    margin-bottom: 25px;
    line-height: 1.1;
    letter-spacing: 4px;
    text-transform: uppercase;
}

.banner-content .subtitle {
    font-size: 1.4rem;
    color: var(--steel-light);
    margin-bottom: 20px;
    font-weight: 300;
    letter-spacing: 6px;
    text-transform: uppercase;
}

.banner-content .desc {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 50px;
    font-weight: 300;
    line-height: 1.8;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.features {
    display: flex;
    justify-content: center;
    gap: 14px;
    flex-wrap: wrap;
    margin: 28px 0 48px;
}

.features span {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    min-height: 44px;
    padding: 10px 18px;
    color: var(--steel-light);
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.12);
    font-size: 0.78rem;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    white-space: normal;
}

.features i {
    color: var(--accent);
    font-size: 0.95rem;
}

.banner-btns {
    display: flex;
    gap: 25px;
    justify-content: center;
    flex-wrap: wrap;
}

.banner-btns .btn {
    padding: 16px 45px;
    font-size: 0.85rem;
}

.scroll-down {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    color: var(--white);
    animation: bounce 2s infinite;
    cursor: pointer;
    opacity: 0.5;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
    40% { transform: translateX(-50%) translateY(-10px); }
    60% { transform: translateX(-50%) translateY(-5px); }
}

/* ============================================
   PRODUCTS SECTION
   ============================================ */
.products-section {
    background: var(--dark);
    padding: 120px 0;
}

.products-showcase {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 80px;
    align-items: center;
}

.product-hero {
    position: relative;
}

.product-hero-img {
    position: relative;
    background: linear-gradient(145deg, #182126 0%, #0b0f12 100%);
    border-radius: var(--radius-lg);
    padding: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 500px;
    border: 1px solid rgba(255,255,255,0.05);
}

.product-hero-img::before {
    content: '';
    position: absolute;
    top: 20px;
    left: 20px;
    right: 20px;
    bottom: 20px;
    border: 1px solid rgba(143,151,158,0.22);
    border-radius: var(--radius-lg);
    pointer-events: none;
}

.product-hero-img img {
    max-height: 350px;
    width: auto;
    filter: drop-shadow(0 20px 40px rgba(0,0,0,0.5));
    transition: var(--transition);
}

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

.product-hero-tag {
    position: absolute;
    top: 30px;
    left: 30px;
    background: var(--accent);
    color: var(--white);
    padding: 8px 20px;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.product-categories {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.product-cat-item {
    display: flex;
    align-items: center;
    gap: 25px;
    padding: 25px 30px;
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.05);
    border-radius: var(--radius-lg);
    transition: var(--transition);
    cursor: pointer;
}

.product-cat-item:hover {
    background: rgba(255,255,255,0.06);
    border-color: rgba(143,151,158,0.35);
    transform: translateX(10px);
}

.product-cat-item img {
    width: 80px;
    height: 80px;
    object-fit: contain;
    filter: brightness(0.9);
}

.product-cat-item .text h3 {
    font-size: 1.2rem;
    color: var(--white);
    margin-bottom: 5px;
    font-weight: 400;
    letter-spacing: 1px;
}

.product-cat-item .text p {
    font-size: 0.9rem;
    color: var(--text-muted);
}

.product-cat-item .arrow {
    margin-left: auto;
    color: var(--text-muted);
    transition: var(--transition);
}

.product-cat-item:hover .arrow {
    color: var(--accent);
    transform: translateX(5px);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 1px;
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.08);
}

/* Products v2 - Design layout */
.products-section-title h2 {
    font-size: 2.8rem;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 16px;
}

.products-section-title h2::after {
    display: none;
}

.products-section-title h2 span {
    color: var(--brand-blue);
}

.products-section-title p {
    color: var(--text-light);
    font-size: 1rem;
    line-height: 1.8;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.products-grid-v2 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.product-card-v2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    background: #f4f5f6;
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: var(--transition);
    min-height: 260px;
}

.product-card-v2:hover {
    background: #eceff1;
    box-shadow: 0 12px 32px rgba(23,26,29,0.12);
    transform: translateY(-4px);
}

.product-card-text {
    padding: 28px 24px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 20px;
}

.product-card-text h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--primary);
    line-height: 1.4;
    letter-spacing: 0.5px;
}

.product-card-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: fit-content;
    padding: 8px 24px;
    border: 1.5px solid var(--brand-blue);
    border-radius: 30px;
    color: var(--brand-blue);
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.5px;
    transition: var(--transition);
    background: transparent;
}

.product-card-v2:hover .product-card-btn {
    background: var(--brand-blue);
    color: var(--white);
}

.product-card-img {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
    height: 100%;
}

.product-card-img img {
    max-height: 210px;
    max-width: 100%;
    object-fit: contain;
    transition: var(--transition);
}

.product-card-v2:hover .product-card-img img {
    transform: scale(1.05);
}

.product-card {
    position: relative;
    overflow: hidden;
    background:
        linear-gradient(160deg, rgba(255,255,255,0.06) 0%, rgba(255,255,255,0.015) 55%, rgba(143,151,158,0.1) 100%),
        #10161a;
    border-radius: 0;
    transition: var(--transition);
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition);
}

.product-card:hover {
    z-index: 2;
    background:
        linear-gradient(160deg, rgba(255,255,255,0.08) 0%, rgba(255,255,255,0.025) 52%, rgba(143,151,158,0.18) 100%),
        #142026;
    box-shadow: 0 18px 50px rgba(0,0,0,0.45);
    transform: translateY(-6px);
}

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

.product-card .img-wrap {
    height: 260px;
    padding: 38px 28px 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background:
        linear-gradient(135deg, rgba(255,255,255,0.05), rgba(255,255,255,0)),
        repeating-linear-gradient(90deg, rgba(255,255,255,0.025) 0 1px, transparent 1px 46px);
}

.product-card .img-wrap img {
    max-height: 190px;
    width: auto;
    object-fit: contain;
    filter: drop-shadow(0 20px 26px rgba(0,0,0,0.52));
    transition: var(--transition);
}

.product-card:hover .img-wrap img {
    transform: scale(1.06);
    filter: drop-shadow(0 24px 32px rgba(0,0,0,0.62));
}

.product-card .info {
    min-height: 160px;
    padding: 0 26px 32px;
    text-align: left;
}

.product-card .info h3 {
    color: var(--white);
    font-size: 1.05rem;
    line-height: 1.35;
    margin-bottom: 12px;
    font-weight: 500;
    letter-spacing: 1px;
    text-transform: uppercase;
    overflow-wrap: anywhere;
}

.product-card .info p {
    color: var(--text-muted);
    font-size: 0.9rem;
    line-height: 1.75;
    overflow-wrap: anywhere;
}

.sub-products {
    margin-top: 0;
    border-top: 1px solid rgba(255,255,255,0.08);
    border-bottom: 1px solid rgba(255,255,255,0.08);
}

.sub-products-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1px;
    background: rgba(255,255,255,0.08);
}

.sub-product-item {
    min-height: 132px;
    display: grid;
    grid-template-columns: 96px minmax(0, 1fr) auto;
    align-items: center;
    gap: 22px;
    padding: 22px 26px;
    background: #0e1316;
    color: var(--text-light);
    transition: var(--transition);
}

.sub-product-item:hover {
    background: #172229;
    color: var(--white);
}

.sub-product-item img {
    width: 84px;
    height: 84px;
    object-fit: contain;
    filter: drop-shadow(0 14px 18px rgba(0,0,0,0.45));
    transition: var(--transition);
    background: #fff;
}

.sub-product-item:hover img {
    transform: scale(1.08);
}

.sub-product-item .text {
    min-width: 0;
}

.sub-product-item .text h4 {
    color: var(--white);
    font-size: 0.98rem;
    line-height: 1.35;
    margin-bottom: 6px;
    font-weight: 500;
    letter-spacing: 1px;
    text-transform: uppercase;
    overflow-wrap: anywhere;
}

.sub-product-item .text span {
    color: var(--text-muted);
    font-size: 0.82rem;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.sub-product-item .more {
    color: var(--accent);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 1.5px;
    white-space: nowrap;
}

.sub-product-item .more i {
    margin-left: 6px;
    transition: var(--transition);
}

.sub-product-item:hover .more i {
    transform: translateX(5px);
}

/* ============================================
   ADVANTAGES
   ============================================ */
.advantages-section {
    background: #0d1128 url(/static/default/images/bg_advantages_export.jpg) center/cover no-repeat;
    color: var(--white);
    padding: 120px 0;
    position: relative;
    overflow: hidden;
}

.advantages-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(143,151,158,0.5), transparent);
}

.advantages-section .section-title h2 {
    color: var(--white);
}

.advantages-section .section-title h2::after {
    background: var(--accent);
}

.advantages-section .section-title p {
    color: var(--steel);
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.advantage-item {
    text-align: center;
    padding: 50px 30px;
    background: rgba(255,255,255,0.02);
    border: 1px solid rgba(255,255,255,0.05);
    transition: var(--transition);
    position: relative;
}

.advantage-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--accent);
    transform: scaleX(0);
    transition: var(--transition);
}

.advantage-item:hover {
    background: rgba(255,255,255,0.04);
    transform: translateY(-5px);
}

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

.advantage-item .icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 25px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: var(--accent);
    border: 1px solid rgba(143,151,158,0.35);
}

.advantage-item h3 {
    font-size: 1.1rem;
    margin-bottom: 15px;
    font-weight: 400;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.advantage-item p {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.7;
}

/* ============================================
   APPLICATIONS
   ============================================ */
.applications-section {
    background: var(--dark);
    padding: 120px 0;
}

.applications-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1px;
    background: rgba(255,255,255,0.05);
}

.app-item {
    position: relative;
    overflow: hidden;
    height: 320px;
    cursor: pointer;
    background: var(--dark);
}

.app-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
    filter: grayscale(20%);
}

.app-item:hover img {
    transform: scale(1.1);
    filter: grayscale(0%);
}

.app-item .overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 20px 25px 15px;
    background: linear-gradient(to top, rgba(8,11,13,0.95) 0%, rgba(8,11,13,0.6) 60%, transparent 100%);
    color: var(--white);
    transition: var(--transition);
}

.app-item:hover .overlay {
    padding-bottom: 35px;
}

.app-item .overlay h4 {
    font-size: 1.1rem;
    font-weight: 400;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.app-item .overlay p {
    font-size: 0.85rem;
    color: rgba(255,255,255,0.82);
    margin: 0;
    line-height: 1.65;
    display: grid;
    grid-template-rows: 0fr;
    transition: grid-template-rows 0.4s ease;
}

.app-item:hover .overlay p {
    grid-template-rows: 1fr;
}

.app-item .overlay p > span {
    overflow: hidden;
}

/* ============================================
   ABOUT SECTION
   ============================================ */
.about-section {
    background: linear-gradient(180deg, #182126 0%, #0b0f12 100%);
    padding: 120px 0;
    position: relative;
}

.about-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(143,151,158,0.5), transparent);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 100px;
    align-items: center;
}

.about-images {
    position: relative;
}

.about-images .main-img {
    position: relative;
    overflow: hidden;
}

.about-images .main-img::before {
    content: '';
    position: absolute;
    top: 20px;
    left: 20px;
    right: -20px;
    bottom: -20px;
    border: 1px solid rgba(143,151,158,0.35);
    z-index: 0;
}

.about-images .main-img img {
    width: 100%;
    height: 500px;
    object-fit: cover;
    position: relative;
    z-index: 1;
    filter: grayscale(20%);
}

.about-images .thumb-list {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
    margin-top: 18px;
}

.about-images .thumb-list img {
    width: 100%;
    height: 92px;
    object-fit: cover;
    cursor: pointer;
    filter: grayscale(45%) contrast(1.05);
    border: 1px solid rgba(255,255,255,0.12);
    transition: var(--transition);
}

.about-images .thumb-list img:hover,
.about-images .thumb-list img.active {
    filter: grayscale(0%) contrast(1.08);
    border-color: var(--accent);
    box-shadow: inset 0 0 0 1px rgba(143,151,158,0.55);
}

.about-text h3 {
    font-size: 2.2rem;
    color: var(--white);
    margin-bottom: 30px;
    font-weight: 300;
    letter-spacing: 3px;
    text-transform: uppercase;
}

.about-text h3::after {
    content: '';
    display: block;
    width: 60px;
    height: 2px;
    background: var(--accent);
    margin-top: 15px;
}

.about-text p {
    color: var(--text-light);
    margin-bottom: 20px;
    line-height: 1.9;
    font-size: 1rem;
}

.about-links {
    display: flex;
    gap: 20px;
    margin-top: 40px;
}

.about-links a {
    padding: 12px 30px;
    background: transparent;
    color: var(--white);
    border: 1px solid rgba(255,255,255,0.2);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    transition: var(--transition);
}

.about-links a:hover {
    background: var(--accent);
    border-color: var(--accent);
}

/* ============================================
   CLIENTS
   ============================================ */
.clients-section {
    background: var(--dark);
    padding: 80px 0;
    border-top: 1px solid rgba(255,255,255,0.05);
}

.clients-section .section-title h2 {
    font-size: 1.4rem;
    letter-spacing: 4px;
    text-transform: uppercase;
    font-weight: 300;
}

.clients-grid {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 80px;
    flex-wrap: wrap;
}

.client-item {
    padding: 0;
    background: transparent;
    font-size: 1.4rem;
    font-weight: 300;
    color: rgba(255,255,255,0.3);
    letter-spacing: 4px;
    text-transform: uppercase;
    transition: var(--transition);
}

.client-item:hover {
    color: var(--white);
}

/* ============================================
   NEWS
   ============================================ */
.news-section {
    background: var(--dark);
    padding: 120px 0;
}

.news-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 50px;
}

.news-header h2 {
    font-size: 2.2rem;
    font-weight: 400;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--white);
    margin: 0;
}

.news-more-btn {
    display: inline-block;
    padding: 10px 30px;
    border: 1px solid var(--accent);
    color: var(--accent);
    font-size: 0.85rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    transition: var(--transition);
    background: transparent;
}

.news-more-btn:hover {
    background: var(--accent);
    color: var(--white);
}

.news-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.news-featured {
    position: relative;
    height: 100%;
    min-height: 420px;
}

.news-featured-card {
    display: block;
    position: relative;
    height: 100%;
    overflow: hidden;
    border: 1px solid rgba(255,255,255,0.05);
}

.news-featured-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
    filter: grayscale(20%);
}

.news-featured-card:hover img {
    transform: scale(1.05);
    filter: grayscale(0%);
}

.news-featured-bar {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 18px 24px;
    background: #1a4a8a;
    color: var(--white);
}

.news-featured-bar span {
    font-size: 0.95rem;
    line-height: 1.5;
}

.news-list {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.news-list-item {
    display: flex;
    align-items: center;
    gap: 0;
    padding: 0;
    background: transparent;
    transition: var(--transition);
}

.news-list-item:hover {
    background: rgba(255,255,255,0.02);
}

.news-list-item .date {
    min-width: 60px;
    text-align: center;
    flex-shrink: 0;
}

.news-list-item .date .day {
    font-size: 2.2rem;
    font-weight: 600;
    color: var(--accent);
    line-height: 1;
}

.news-list-item .date .year {
    font-size: 0.8rem;
    color: var(--accent);
    margin-top: 6px;
    letter-spacing: 1px;
}

.news-list-item .divider {
    width: 1px;
    height: 50px;
    background: rgba(255,255,255,0.15);
    margin: 0 20px;
    flex-shrink: 0;
}

.news-list-item .text {
    flex: 1;
}

.news-list-item .text h4 {
    font-size: 1rem;
    color: var(--white);
    margin-bottom: 8px;
    line-height: 1.4;
    font-weight: 400;
}

.news-list-item .text p {
    font-size: 0.85rem;
    color: var(--text-muted);
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: #080b0d;
    color: var(--steel);
    border-top: 1px solid rgba(255,255,255,0.05);
}

.footer-top {
    padding: 80px 0 50px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
    gap: 60px;
}

.footer-brand .logo {
    margin-bottom: 25px;
}

.footer-brand p {
    font-size: 0.9rem;
    line-height: 1.8;
    margin-bottom: 25px;
    color: var(--text-muted);
}

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

.footer-social a {
    width: 40px;
    height: 40px;
    border: 1px solid rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    transition: var(--transition);
    font-size: 0.9rem;
}

.footer-social a:hover {
    background: var(--accent);
    border-color: var(--accent);
    color: var(--white);
    transform: translateY(-3px);
}

.footer-links h4 {
    color: var(--white);
    font-size: 0.9rem;
    margin-bottom: 25px;
    font-weight: 400;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.footer-links h4::after {
    content: '';
    display: block;
    width: 30px;
    height: 1px;
    background: var(--accent);
    margin-top: 12px;
}

.footer-links ul li {
    margin-bottom: 12px;
}

.footer-links ul li a {
    font-size: 0.9rem;
    color: var(--text-muted);
    transition: var(--transition);
}

.footer-links ul li a:hover {
    color: var(--white);
    padding-left: 5px;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.05);
    padding: 25px 0;
    text-align: center;
    font-size: 0.8rem;
    color: var(--text-muted);
    letter-spacing: 1px;
}

/* ============================================
   CTA SECTION
   ============================================ */
.cta-section {
    background: linear-gradient(135deg, #182126 0%, #0b0f12 100%);
    padding: 120px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(143,151,158,0.5), transparent);
}

.cta-content {
    position: relative;
    z-index: 1;
}

.cta-content h2 {
    font-size: 2.8rem;
    color: var(--white);
    margin-bottom: 20px;
    font-weight: 300;
    letter-spacing: 3px;
    text-transform: uppercase;
}

.cta-content p {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin-bottom: 50px;
    font-weight: 300;
}

.cta-content .btn {
    padding: 16px 50px;
    font-size: 0.85rem;
    letter-spacing: 2px;
}

/* ============================================
   BACK TO TOP
   ============================================ */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 45px;
    height: 45px;
    background: var(--accent);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 999;
    box-shadow: var(--shadow);
}

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

.back-to-top:hover {
    background: var(--accent-hover);
    transform: translateY(-3px);
}

/* ============================================
   PAGE BANNER (Inner pages)
   ============================================ */
.page-banner {
    position: relative;
    height: 350px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: var(--dark);
}

.page-banner .banner-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('../images/factory_2.jpg') center/cover no-repeat;
    filter: grayscale(30%) contrast(1.1);
}

.page-banner .banner-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, rgba(8,11,13,0.68) 0%, rgba(8,11,13,0.84) 50%, rgba(8,11,13,0.96) 100%);
}

.page-banner-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--white);
}

.page-banner-content h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
}

.page-banner-content .breadcrumb {
    display: flex;
    justify-content: center;
    gap: 10px;
    font-size: 0.9rem;
    color: var(--steel);
}

.page-banner-content .breadcrumb a:hover {
    color: var(--accent);
}

/* ============================================
   BREADCRUMB
   ============================================ */
.breadcrumb-nav {
    background: var(--bg-light);
    padding: 15px 0;
    border-bottom: 1px solid #e0e0e0;
}

.breadcrumb-nav .container {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9rem;
    color: var(--text-light);
}

.breadcrumb-nav a:hover {
    color: var(--accent);
}

/* ============================================
   PRODUCT LIST PAGE
   ============================================ */
.product-list-section {
    background: var(--bg-light);
    padding: 60px 0;
}

.product-list-grid {
    display: grid;
    grid-template-columns: 250px 1fr;
    gap: 30px;
}

.sidebar {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 25px;
    box-shadow: var(--shadow);
    height: fit-content;
}

.sidebar h3 {
    font-size: 1.1rem;
    color: var(--primary);
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--accent);
}

.sidebar ul li {
    margin-bottom: 5px;
}

.sidebar ul li a {
    display: block;
    padding: 10px 15px;
    border-radius: var(--radius);
    font-size: 0.9rem;
    color: var(--text);
    transition: var(--transition);
}

.sidebar ul li a:hover,
.sidebar ul li a.active {
    background: var(--bg-light);
    color: var(--accent);
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
}

.product-grid .product-card .img-wrap {
    height: 250px;
}

.product-grid .product-card .img-wrap img {
    max-height: 200px;
}

/* ============================================
   PRODUCT DETAIL
   ============================================ */
.product-detail-section {
    background: var(--bg-light);
    padding: 60px 0;
}

.product-detail {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 40px;
    box-shadow: var(--shadow);
}

.product-gallery {
    display: flex;
    flex-direction: column;
    gap: 15px;
    background: var(--white);
    border: 1px solid #e3e8ec;
    padding: 18px;
}

.product-gallery .main-image {
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--white);
    border: 1px solid #eef1f3;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 400px;
}

.product-gallery .main-image img {
    max-height: 350px;
    width: auto;
}

.product-gallery .thumb-list {
    display: flex;
    gap: 10px;
}

.product-gallery .thumb-list img {
    width: 80px;
    height: 80px;
    object-fit: contain;
    border-radius: var(--radius);
    cursor: pointer;
    border: 2px solid transparent;
    background: var(--bg-light);
    padding: 5px;
    transition: var(--transition);
}

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

.product-info h1 {
    font-size: 1.8rem;
    color: var(--primary);
    margin-bottom: 15px;
}

.product-info .category-tag {
    display: inline-block;
    padding: 5px 15px;
    background: var(--accent);
    color: var(--white);
    border-radius: 20px;
    font-size: 0.85rem;
    margin-bottom: 20px;
}

.product-info .desc {
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 25px;
}

.product-info .features-list {
    margin-bottom: 30px;
}

.product-info .features-list li {
    padding: 8px 0;
    border-bottom: 1px dashed #e0e0e0;
    display: flex;
    align-items: center;
    gap: 10px;
}

.product-info .features-list li i {
    color: var(--accent);
}

.product-info .features-list li span:first-child {
    color: var(--text-muted);
    min-width: 100px;
}

.product-info .btn-group {
    display: flex;
    gap: 15px;
}

/* Product tabs */
.product-tabs {
    margin-top: 40px;
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    overflow: hidden;
}

.tab-nav {
    display: flex;
    border-bottom: 1px solid #e0e0e0;
    background: var(--bg-light);
}

.tab-nav a {
    padding: 15px 30px;
    font-weight: 500;
    color: var(--text);
    border-bottom: 3px solid transparent;
    transition: var(--transition);
}

.tab-nav a:hover,
.tab-nav a.active {
    color: var(--accent);
    border-bottom-color: var(--accent);
    background: var(--white);
}

.tab-content {
    padding: 30px;
}

.tab-panel {
    display: none;
}

.tab-panel.active {
    display: block;
}

/* ============================================
   NEWS LIST
   ============================================ */
.news-list-section {
    background: var(--bg-light);
    padding: 60px 0;
}

.news-list-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.news-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.news-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.news-card .img-wrap {
    height: 200px;
    overflow: hidden;
}

.news-card .img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.news-card:hover .img-wrap img {
    transform: scale(1.1);
}

.news-card .info {
    padding: 25px;
}

.news-card .info .date {
    font-size: 0.85rem;
    color: var(--accent);
    margin-bottom: 10px;
}

.news-card .info h3 {
    font-size: 1.1rem;
    color: var(--primary);
    margin-bottom: 10px;
    line-height: 1.4;
}

.news-card .info p {
    font-size: 0.9rem;
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: 15px;
}

.news-card .info .read-more {
    color: var(--accent);
    font-weight: 600;
    font-size: 0.9rem;
}

.news-card .info .read-more:hover {
    color: var(--primary);
}

/* ============================================
   NEWS DETAIL
   ============================================ */
.news-detail-section {
    background: var(--bg-light);
    padding: 60px 0;
}

.news-detail {
    max-width: 900px;
    margin: 0 auto;
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 50px;
    box-shadow: var(--shadow);
}

.news-detail-header {
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid #e0e0e0;
}

.news-detail-header .date {
    color: var(--accent);
    font-size: 0.9rem;
    margin-bottom: 10px;
}

.news-detail-header h1 {
    font-size: 1.8rem;
    color: var(--primary);
    line-height: 1.4;
}

.news-detail-body {
    color: var(--text);
    line-height: 1.8;
}

.news-detail-body p {
    margin-bottom: 20px;
}

.news-detail-body img {
    border-radius: var(--radius-lg);
    margin: 20px 0;
}

/* ============================================
   CONTACT PAGE
   ============================================ */
.contact-section {
    background: var(--bg-light);
    padding: 60px 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
}

.contact-info h2 {
    font-size: 1.8rem;
    color: var(--primary);
    margin-bottom: 20px;
}

.contact-info > p {
    color: var(--text-light);
    margin-bottom: 30px;
    line-height: 1.8;
}

.contact-item {
    display: flex;
    gap: 20px;
    margin-bottom: 25px;
    padding: 20px;
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.contact-item:hover {
    transform: translateX(5px);
}

.contact-item .icon {
    width: 50px;
    height: 50px;
    min-width: 50px;
    background: var(--accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.2rem;
}

.contact-item .text h4 {
    font-size: 1rem;
    color: var(--primary);
    margin-bottom: 5px;
}

.contact-item .text p {
    font-size: 0.9rem;
    color: var(--text-light);
}

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

.contact-form h3 {
    font-size: 1.3rem;
    color: var(--primary);
    margin-bottom: 25px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-size: 0.9rem;
    color: var(--text);
    font-weight: 500;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: var(--radius);
    font-size: 0.95rem;
    transition: var(--transition);
    font-family: inherit;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(143, 151, 158, 0.18);
}

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

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

/* ============================================
   QUALITY PAGE
   ============================================ */
.quality-section {
    background: var(--bg-light);
    padding: 60px 0;
}

.quality-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-bottom: 50px;
}

.quality-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 35px 30px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.quality-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.quality-card .icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, var(--accent), var(--primary-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--white);
}

.quality-card h3 {
    font-size: 1.2rem;
    color: var(--primary);
    margin-bottom: 15px;
}

.quality-card p {
    font-size: 0.9rem;
    color: var(--text-light);
    line-height: 1.7;
}

.process-section {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 40px;
    box-shadow: var(--shadow);
}

.process-section h3 {
    text-align: center;
    font-size: 1.5rem;
    color: var(--primary);
    margin-bottom: 40px;
}

.process-steps {
    display: flex;
    justify-content: space-between;
    position: relative;
}

.process-steps::before {
    content: '';
    position: absolute;
    top: 35px;
    left: 10%;
    right: 10%;
    height: 2px;
    background: var(--steel-light);
}

.process-step {
    text-align: center;
    position: relative;
    z-index: 1;
    width: 18%;
}

.process-step .num {
    width: 70px;
    height: 70px;
    margin: 0 auto 15px;
    background: var(--white);
    border: 3px solid var(--accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent);
}

.process-step h4 {
    font-size: 1rem;
    color: var(--primary);
    margin-bottom: 8px;
}

.process-step p {
    font-size: 0.85rem;
    color: var(--text-light);
}

/* ============================================
   ABOUT PAGE
   ============================================ */
.about-page-section {
    background: var(--white);
    padding: 80px 0;
}

.about-page-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: start;
}

.about-page-images {
    display: block;
    position: sticky;
    top: 80px;
    align-self: start;
}

.about-page-images img {
    width: 100%;
    object-fit: cover;
    border: 1px solid #cfd4d8;
    filter: grayscale(12%) contrast(1.04);
}

.about-page-kicker {
    display: inline-block;
    margin-bottom: 14px;
    color: var(--brand-blue);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 2px;
}

.about-page-text h2 {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: 20px;
    font-weight: 400;
    letter-spacing: 1px;
}

.about-page-text h2::after {
    content: '';
    display: block;
    width: 64px;
    height: 3px;
    background: var(--brand-blue);
    margin-top: 14px;
}

.about-lead {
    font-size: 1.08rem;
    color: var(--primary) !important;
    font-weight: 500;
}

.about-page-text p {
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 15px;
}

.about-cert-list {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 10px;
    margin-top: 26px;
}

.about-cert-list span {
    display: flex;
    align-items: center;
    gap: 8px;
    min-height: 46px;
    padding: 10px 12px;
    background: #f4f5f6;
    border: 1px solid #cfd4d8;
    color: var(--primary);
    font-size: 0.84rem;
    line-height: 1.4;
}

.about-cert-list i {
    color: var(--brand-blue);
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin-top: 50px;
}

.stat-item {
    text-align: center;
    padding: 30px 20px;
    background: linear-gradient(145deg, #ffffff 0%, #eef1f2 100%);
    border: 1px solid #cfd4d8;
    box-shadow: var(--shadow);
    position: relative;
}

.stat-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--brand-blue), #cfd4d8);
}

.stat-item .num {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--accent);
    line-height: 1;
}

.stat-item .label {
    font-size: 0.9rem;
    color: var(--text-light);
    margin-top: 10px;
}

.about-capabilities {
    margin-top: 90px;
}

.capability-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 24px;
}

.capability-card {
    min-height: 250px;
    padding: 34px 28px;
    background: linear-gradient(145deg, #ffffff 0%, #edf0f2 100%);
    border: 1px solid #cfd4d8;
    box-shadow: 0 14px 36px rgba(23,26,29,0.08);
    transition: var(--transition);
}

.capability-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 46px rgba(23,26,29,0.14);
}

.capability-card .icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    color: var(--brand-blue);
    border: 1px solid rgba(43,112,183,0.35);
    background: linear-gradient(180deg, #ffffff 0%, #dce1e5 100%);
    font-size: 1.35rem;
}

.capability-card h3 {
    color: var(--primary);
    font-size: 1.08rem;
    margin-bottom: 12px;
    letter-spacing: 1px;
}

.capability-card p {
    color: var(--text-light);
    font-size: 0.92rem;
    line-height: 1.75;
}

.factory-strip {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1px;
    margin-top: 70px;
    background: #cfd4d8;
    border: 1px solid #cfd4d8;
}

.factory-swiper-wrap {
    margin-top: 50px;
}

.factory-swiper .swiper-slide img {
    width: 100%;
    height: 480px;
    object-fit: cover;
    filter: grayscale(18%) contrast(1.04);
}

.factory-swiper .swiper-button-next,
.factory-swiper .swiper-button-prev {
    color: #fff;
}

.factory-swiper .swiper-pagination-bullet {
    background: #fff;
    opacity: 0.5;
}

.factory-swiper .swiper-pagination-bullet-active {
    opacity: 1;
}

.factory-strip-item {
    position: relative;
    height: 260px;
    overflow: hidden;
    background: #111417;
}

.factory-strip-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(18%) contrast(1.04);
    transition: var(--transition);
}

.factory-strip-item:hover img {
    transform: scale(1.06);
    filter: grayscale(0%) contrast(1.06);
}

.factory-strip-item .text {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    padding: 60px 26px 24px;
    color: var(--white);
    background: linear-gradient(to top, rgba(8,11,13,0.92), rgba(8,11,13,0.25), transparent);
}

.factory-strip-item .text span {
    color: #8fb9e5;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 2px;
}

.factory-strip-item .text h3 {
    margin-top: 8px;
    font-size: 1.15rem;
    letter-spacing: 1px;
}

.export-panel {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 54px;
    margin-top: 80px;
    padding: 52px;
    background: linear-gradient(135deg, #f7f8f8 0%, #e4e8eb 100%);
    border: 1px solid #cfd4d8;
}

.export-text h2 {
    color: var(--primary);
    font-size: 1.9rem;
    font-weight: 400;
    margin-bottom: 18px;
}

.export-text p,
.export-list p {
    color: var(--text-light);
    line-height: 1.8;
}

.market-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 28px;
}

.market-tags span {
    padding: 9px 14px;
    background: var(--white);
    border: 1px solid #cfd4d8;
    color: var(--primary);
    font-size: 0.82rem;
    letter-spacing: 1px;
}

.export-list {
    display: grid;
    gap: 18px;
}

.export-list div {
    padding: 22px 24px;
    background: var(--white);
    border-left: 4px solid var(--brand-blue);
    box-shadow: 0 10px 28px rgba(23,26,29,0.08);
}

.export-list strong {
    display: block;
    color: var(--primary);
    margin-bottom: 8px;
    font-size: 1rem;
}

.about-cta {
    position: relative;
    margin-top: 70px;
    padding: 0;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    border-radius: 4px;
    overflow: hidden;
}

.about-cta-overlay {
    position: relative;
    z-index: 1;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 30px;
    padding: 60px 42px;
    color: var(--white);
}

.about-cta::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(8, 11, 13, 0.65);
    z-index: 0;
}

.about-cta h2 {
    font-size: 1.6rem;
    margin-bottom: 8px;
    font-weight: 400;
}

.about-cta p {
    color: rgba(255,255,255,0.85);
}

/* ============================================
   PAGINATION
   ============================================ */
.pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 40px;
}

.pagination a,
.pagination span {
    padding: 10px 16px;
    border-radius: var(--radius);
    background: var(--white);
    color: var(--text);
    font-size: 0.9rem;
    box-shadow: 0 2px 5px rgba(0,0,0,0.06);
    transition: var(--transition);
}

.pagination a:hover,
.pagination a.active {
    background: var(--accent);
    color: var(--white);
}

/* ============================================
   LIGHT INDUSTRIAL HOME OVERRIDES
   ============================================ */
.products-section,
.applications-section,
.clients-section,
.news-section {
    background: var(--white);
}

.products-grid {
    background: #cfd4d8;
    border: 1px solid #c9ced2;
    box-shadow: 0 20px 60px rgba(23,26,29,0.08);
}

.product-card {
    background:
        linear-gradient(145deg, rgba(255,255,255,0.96) 0%, rgba(238,241,243,0.98) 52%, rgba(210,216,220,0.96) 100%);
    border-radius: 0;
}

.product-card::before {
    background: linear-gradient(90deg, var(--brand-blue), #9aa1a7, #e6e8ea);
}

.product-card:hover {
    background:
        linear-gradient(145deg, #ffffff 0%, #f1f3f4 48%, #cfd5d9 100%);
    box-shadow: 0 24px 58px rgba(23,26,29,0.18);
}

.product-card .img-wrap {
    background:
        linear-gradient(135deg, rgba(255,255,255,0.95), rgba(225,229,232,0.62)),
        repeating-linear-gradient(90deg, rgba(23,26,29,0.035) 0 1px, transparent 1px 46px);
}

.product-card .info h3 {
    color: var(--primary);
}

.product-card .info p {
    color: var(--text-light);
}

.sub-products {
    border-top: 1px solid #cfd4d8;
    border-bottom: 1px solid #cfd4d8;
}

.sub-products-grid {
    background: #d5d9dc;
}

.sub-product-item {
    background: #f7f8f8;
    color: var(--text-light);
}

.sub-product-item:hover {
    background: #e9ecee;
    color: var(--primary);
}

.sub-product-item .text h4 {
    color: var(--primary);
}

.sub-product-item .more {
    color: var(--brand-blue);
}

.sub-products {
    width: 100%;
    overflow: hidden;
    border-top: 1px solid #e5e9ec;
    border-bottom: 1px solid #e5e9ec;
    background: var(--white);
}

.sub-products-track {
    display: flex;
    width: max-content;
    gap: 0;
    background: transparent;
    animation: subProductsMarquee 34s linear infinite;
    will-change: transform;
}

.sub-products:hover .sub-products-track {
    animation-play-state: paused;
}

.sub-product-item {
    width: clamp(230px, 20vw, 320px);
    min-height: 330px;
    flex: 0 0 clamp(230px, 20vw, 320px);
    display: flex;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    gap: 0;
    padding: 22px 28px 24px;
    background: var(--white);
    color: var(--primary);
    border-right: 1px solid #e4e8eb;
}

.sub-product-item:hover {
    background: #f8fafb;
    color: var(--primary);
}

.sub-product-item img {
    width: 100%;
    height: 158px;
    object-fit: contain;
    margin-bottom: 20px;
    filter: none;
    background: #fff;
}

.sub-product-item:hover img {
    transform: translateY(-4px) scale(1.03);
}

.sub-product-item .text {
    padding-top: 16px;
    border-top: 1px solid #edf0f2;
}

.sub-product-item .text span {
    display: flex;
    align-items: center;
    margin-bottom: 9px;
    color: #737f88;
    font-size: 0.8rem;
    letter-spacing: 0;
    text-transform: none;
}

.sub-product-item .text span::before {
    display: none;
}

.sub-product-item .text h4 {
    color: var(--primary);
    min-height: 42px;
    margin-bottom: 12px;
    font-size: 1rem;
    font-weight: 800;
    line-height: 1.45;
    letter-spacing: 0;
    text-transform: uppercase;
}

.sub-product-item .more {
    align-self: flex-start;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: auto;
    padding: 5px 12px 5px 7px;
    color: #3c6ea9;
    border: 1px solid #c4d0dc;
    border-radius: 999px;
    background: var(--white);
    font-size: 0.74rem;
    font-weight: 700;
    letter-spacing: 0;
}

.sub-product-item .more i {
    order: -1;
    width: 17px;
    height: 17px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-left: 0;
    border-radius: 50%;
    background: var(--brand-blue);
    color: var(--white);
    font-size: 0.62rem;
}

@keyframes subProductsMarquee {
    from {
        transform: translateX(0);
    }

    to {
        transform: translateX(-50%);
    }
}

.advantages-section {
    background: #0d1128 url(/static/default/images/bg_advantages_export.jpg) center/cover no-repeat;
    color: var(--white);
    position: relative;
}

.advantages-section::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(4, 10, 18, 0.34);
    pointer-events: none;
}

.advantages-section .container {
    position: relative;
    z-index: 1;
}

.advantages-section::before,
.about-section::before,
.cta-section::before {
    background: linear-gradient(90deg, transparent, rgba(43,112,183,0.45), transparent);
}

.advantages-section .section-title h2,
.about-text h3 {
    color: var(--primary);
}

.advantages-section .section-title h2 {
    color: var(--white);
    font-size: clamp(2.4rem, 4vw, 3.8rem);
    font-weight: 800;
    text-shadow: 0 3px 16px rgba(0,0,0,0.35);
}

.advantages-section .section-title p {
    color: rgba(255,255,255,0.75);
    font-size: 1.2rem;
    font-weight: 600;
    text-shadow: 0 2px 12px rgba(0,0,0,0.35);
}

.advantage-item {
    background: transparent;
    border: 1px solid rgba(255,255,255,0.18);
    box-shadow: none;
    color: var(--white);
}

.advantage-item:hover {
    background: rgba(255,255,255,0.08);
}

.advantage-item .icon {
    color: var(--white);
    border: 1px solid rgba(255,255,255,0.35);
    background: rgba(255,255,255,0.08);
}

.advantage-item .iconfont {
    font-size: 2rem;
    line-height: 1;
}

.advantage-item h3 {
    color: var(--white);
    font-size: 1.3rem;
    font-weight: 800;
    text-shadow: 0 2px 12px rgba(0,0,0,0.35);
}

.advantage-item p {
    color: rgba(255,255,255,0.72);
    font-size: 1rem;
    font-weight: 600;
    text-shadow: 0 2px 12px rgba(0,0,0,0.35);
}

.applications-grid {
    background: #cfd4d8;
    border: 1px solid #cfd4d8;
    grid-template-columns: repeat(5, minmax(0, 1fr));
}

.app-item {
    background: #e8ebed;
}

.about-section {
    background: var(--white);
    border-top: 1px solid #d8dcdf;
    padding: 0;
    overflow: hidden;
}

.about-section .container {
    max-width: none;
    padding: 0;
}

.about-content {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 0;
    align-items: stretch;
    min-height: 680px;
    position: relative;
}

.about-text {
    padding: clamp(70px, 7vw, 120px) clamp(42px, 6vw, 120px) 220px max(42px, calc((100vw - 1560px) / 2 + 20px));
    display: flex;
    flex-direction: column;
    justify-content: center;
    background: #f4f5f6;
    position: relative;
    z-index: 2;
}

.about-kicker {
    display: block;
    margin-bottom: 18px;
    color: var(--brand-blue);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 3px;
    text-transform: uppercase;
}

.about-text h3 {
    color: var(--brand-blue);
}

.about-text h3 {
    max-width: 560px;
    margin-bottom: 24px;
    font-size: clamp(2.2rem, 4.2vw, 4.6rem);
    font-weight: 800;
    line-height: 1.08;
    letter-spacing: 0;
    text-transform: none;
}

.about-text h3::after {
    display: none;
}

.about-text p {
    max-width: 660px;
    color: #4e5963;
    line-height: 1.9;
}

.about-links {
    margin-top: 34px;
}

.about-links a {
    color: var(--primary);
    border: 1px solid #9aa1a7;
    background: #ffffff;
}

.about-links a:hover {
    background: var(--brand-blue);
    border-color: var(--brand-blue);
    color: var(--white);
}

.about-images {
    min-height: 680px;
}

.about-images .main-img,
.about-images .main-img img {
    width: 100%;
    height: 100%;
}

.about-images .main-img {
    overflow: hidden;
}

.about-images .main-img::before {
    display: none;
}

.about-images .main-img img {
    min-height: 680px;
    object-fit: cover;
    filter: none;
}

.about-data-strip {
    position: absolute;
    left: max(42px, calc((100vw - 1560px) / 2 + 20px));
    bottom: 96px;
    z-index: 4;
    display: grid;
    grid-template-columns: repeat(3, minmax(180px, 1fr));
    width: min(960px, calc(100vw - 84px));
    background: var(--white);
    box-shadow: 0 22px 55px rgba(23,26,29,0.12);
}

.about-data-item {
    min-height: 164px;
    padding: 28px 38px;
    border-right: 1px solid #e3e7ea;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.about-data-item:last-child {
    border-right: 0;
}

.about-data-item strong {
    min-height: 54px;
    display: inline-flex;
    align-items: baseline;
    gap: 3px;
    color: #06080a;
    font-size: 3.1rem;
    font-weight: 800;
    line-height: 1;
    letter-spacing: 0;
}

.about-data-item em {
    margin-top: 0;
    color: var(--brand-blue);
    font-size: 0.55em;
    font-style: normal;
}

.about-data-item span:last-child {
    margin-top: 9px;
    color: #4f5961;
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.5px;
}


.clients-section {
    border-top: 1px solid #d8dcdf;
}

.client-item {
    color: #7d858b;
}

.client-item:hover {
    color: var(--primary);
}

.clients-grid {
    gap: 18px;
}

.client-item {
    width: 190px;
    height: 96px;
    padding: 14px 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--white);
    border: 1px solid #e3e8ec;
}

.client-item img {
    max-width: 100%;
    max-height: 66px;
    object-fit: contain;
    filter: none;
    opacity: 1;
    transition: var(--transition);
}

.client-item:hover {
    border-color: var(--brand-blue);
    box-shadow: 0 12px 30px rgba(23,26,29,0.08);
}

.client-item:hover img {
    filter: none;
    opacity: 1;
}

.case-section {
    background: var(--white);
    padding: 90px 0 100px;
    border-top: 1px solid #eef1f3;
}

.case-layout {
    display: grid;
    grid-template-columns: 260px minmax(0, 1fr);
    gap: 52px;
    align-items: stretch;
}

.case-side {
    position: relative;
    min-height: 420px;
    padding-top: 50px;
}

.case-side::before {
    content: 'SOLUTION';
    position: absolute;
    top: -38px;
    left: -82px;
    z-index: 0;
    color: transparent;
    -webkit-text-stroke: 1px #eef1f4;
    font-size: clamp(6rem, 13vw, 14rem);
    font-weight: 900;
    line-height: 1;
    letter-spacing: 0;
    pointer-events: none;
}

.case-title {
    position: relative;
    z-index: 1;
    margin-bottom: 72px;
    padding-left: 16px;
    border-left: 4px solid var(--brand-blue);
}

.case-title span {
    display: block;
    margin-bottom: 4px;
    color: #8a949d;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
}

.case-title h2 {
    color: var(--primary);
    font-size: 1.65rem;
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: 0;
}

.case-title h2 strong {
    color: var(--brand-blue);
    font-weight: 800;
}

.case-nav {
    position: relative;
    z-index: 1;
    display: grid;
    gap: 12px;
    margin-bottom: 92px;
}

.case-nav a,
.case-more {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 42px;
    padding: 0 14px 0 18px;
    border: 1px solid #dfe5ea;
    background: var(--white);
    color: var(--primary);
    font-size: 0.88rem;
    font-weight: 700;
}

.case-nav a.active,
.case-nav a:hover {
    background: var(--brand-blue);
    border-color: var(--brand-blue);
    color: var(--white);
}

.case-nav i,
.case-more i {
    width: 20px;
    height: 20px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid currentColor;
    border-radius: 50%;
    font-size: 0.65rem;
}

.case-more {
    position: relative;
    z-index: 1;
    width: 150px;
    color: #49545d;
    font-weight: 600;
}

.case-more:hover {
    color: var(--white);
    background: var(--brand-blue);
    border-color: var(--brand-blue);
}

.case-main {
    min-width: 0;
}

.case-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 28px;
}

.case-card {
    position: relative;
    display: block;
    min-height: 190px;
    overflow: hidden;
    background: #eef2f5;
}

.case-card img {
    width: 100%;
    aspect-ratio: 4 / 3;
    height: auto;
    object-fit: cover;
    transition: transform 0.35s ease;
}

.case-card-title {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    padding: 14px 16px;
    color: var(--white);
    background: linear-gradient(180deg, transparent 0%, rgba(0,0,0,0.68) 100%);
    font-size: 0.92rem;
    font-weight: 700;
    transform: translateY(0);
}

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

.case-empty {
    min-height: 360px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #7a858e;
    border: 1px dashed #cfd7de;
    background: #f7f9fa;
    font-size: 0.95rem;
}

.news-list {
    border-color: #d8dcdf;
}

.news-list-item {
    border-bottom-color: #d8dcdf;
}

.news-list-item:hover {
    background: #f4f5f6;
}

.news-list-item .text h4 {
    color: var(--primary);
}

.news-list-item .text p {
    color: var(--text-light);
}

.footer {
    background: #111417;
}

.footer-brand .logo img {
    height: 88px;
    max-width: 190px;
}

.cta-section {
    background: linear-gradient(135deg, #f7f8f8 0%, #dfe3e6 100%);
}

.cta-content h2 {
    color: var(--primary);
}

.cta-content p {
    color: var(--text-light);
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1199px) {
    .nav a {
        padding: 0 10px;
        font-size: 0.78rem;
        letter-spacing: 0.5px;
    }

    .nav a::after {
        left: 10px;
        right: 10px;
    }

    .products-showcase {
        grid-template-columns: 1fr;
        gap: 60px;
    }

    .products-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .products-grid-v2 {
        grid-template-columns: repeat(2, 1fr);
    }

    .product-card-v2 {
        min-height: 200px;
    }

    .product-card-text {
        padding: 22px 18px;
        gap: 16px;
    }

    .product-card-text h3 {
        font-size: 1rem;
    }

    .product-card-img img {
        max-height: 180px;
    }

    .sub-products-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    
    .advantages-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .applications-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .product-list-grid {
        grid-template-columns: 200px 1fr;
    }
    
    .product-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .news-list-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .quality-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .about-stats {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .capability-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .export-panel {
        grid-template-columns: 1fr;
        gap: 34px;
    }
}

@media (max-width: 767px) {
    .top-bar {
        display: none;
    }
    
    .header .container {
        height: 60px;
    }

    .logo img {
        height: 48px;
        max-width: 140px;
    }
    
    .nav {
        position: fixed;
        top: 60px;
        left: 0;
        right: 0;
        background: var(--dark);
        flex-direction: column;
        padding: 20px;
        transform: translateY(-150%);
        transition: var(--transition);
        gap: 5px;
    }
    
    .nav.open {
        transform: translateY(0);
    }
    
    .nav a {
        height: auto;
        padding: 12px 0;
        border-bottom: 1px solid rgba(255,255,255,0.05);
        white-space: normal;
    }
    
    .nav a::after {
        display: none;
    }
    
    .mobile-toggle {
        display: flex;
    }
    
    .banner-content h1 {
        font-size: 2.5rem;
        letter-spacing: 2px;
    }
    
    .banner-content .subtitle {
        font-size: 1rem;
        letter-spacing: 2px;
        line-height: 1.7;
    }

    .features {
        margin: 22px 0 34px;
        gap: 10px;
    }

    .features span {
        width: 100%;
        justify-content: center;
        font-size: 0.75rem;
    }
    
    .products-showcase {
        grid-template-columns: 1fr;
    }

    .products-grid,
    .sub-products-grid {
        grid-template-columns: 1fr;
    }

    .products-grid-v2 {
        grid-template-columns: 1fr;
    }

    .product-card-v2 {
        min-height: 180px;
    }

    .product-card .img-wrap {
        height: 220px;
    }

    .product-card .info {
        min-height: auto;
    }

    .sub-product-item {
        grid-template-columns: 78px minmax(0, 1fr);
        gap: 16px;
        padding: 18px;
    }

    .sub-product-item .more {
        grid-column: 2;
        justify-self: start;
    }
    
    .advantages-grid {
        grid-template-columns: 1fr;
    }
    
    .applications-grid {
        grid-template-columns: 1fr;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 50px;
    }

    .about-images .main-img::before {
        display: none;
    }

    .about-images .main-img img {
        height: 320px;
    }

    .about-images .thumb-list {
        grid-template-columns: repeat(4, 1fr);
        gap: 8px;
    }

    .about-images .thumb-list img {
        height: 64px;
    }

    .about-links {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 12px;
    }

    .about-links a {
        text-align: center;
        padding: 11px 12px;
        overflow-wrap: anywhere;
    }
    
    .news-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 20px;
        margin-bottom: 30px;
    }

    .news-header h2 {
        font-size: 1.6rem;
    }

    .news-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .news-featured {
        min-height: 280px;
    }

    .news-featured-bar {
        padding: 14px 18px;
    }

    .news-featured-bar span {
        font-size: 0.85rem;
    }

    .news-list-item .date .day {
        font-size: 1.8rem;
    }

    .news-list-item .divider {
        margin: 0 15px;
        height: 40px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .section {
        padding: 50px 0;
    }
    
    .section-title h2 {
        font-size: 1.6rem;
    }
    
    .product-list-grid {
        grid-template-columns: 1fr;
    }
    
    .sidebar {
        order: 2;
    }
    
    .product-grid {
        grid-template-columns: 1fr;
    }
    
    .product-detail {
        grid-template-columns: 1fr;
        padding: 25px;
    }
    
    .news-list-grid {
        grid-template-columns: 1fr;
    }
    
    .news-detail {
        padding: 25px;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .quality-grid {
        grid-template-columns: 1fr;
    }
    
    .process-steps {
        flex-direction: column;
        gap: 30px;
    }
    
    .process-steps::before {
        display: none;
    }
    
    .process-step {
        width: 100%;
    }
    
    .about-page-content {
        grid-template-columns: 1fr;
    }
    
    .about-page-images {
        grid-template-columns: 1fr;
    }
    
    .about-page-images img:first-child {
        grid-column: span 1;
    }

    .capability-grid,
    .factory-strip {
        grid-template-columns: 1fr;
    }

    .factory-strip-item {
        height: 230px;
    }

    .export-panel {
        padding: 30px 22px;
    }

    .about-cta .about-cta-overlay {
        align-items: flex-start;
        flex-direction: column;
        padding: 30px 22px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .page-banner {
        height: 250px;
    }
    
    .page-banner-content h1 {
        font-size: 1.8rem;
    }
}

@media (max-width: 480px) {
    .products-showcase {
        grid-template-columns: 1fr;
    }
    
    .banner-content h1 {
        font-size: 1.5rem;
    }

    .banner {
        min-height: 620px;
    }

    .banner-content {
        padding: 0 20px;
    }
    
    .banner-btns {
        flex-direction: column;
        align-items: center;
    }
    
    .banner-btns .btn {
        width: 100%;
        max-width: 280px;
    }

    .products-section,
    .advantages-section,
    .applications-section,
    .about-section,
    .news-section {
        padding: 70px 0;
    }

    .products-section-title h2 {
        font-size: 2rem;
    }

    .product-card .img-wrap {
        height: 200px;
    }

    .product-card-v2 {
        grid-template-columns: 1fr 1fr;
        min-height: 160px;
    }

    .product-card-text {
        padding: 18px 14px;
        gap: 12px;
    }

    .product-card-text h3 {
        font-size: 0.9rem;
    }

    .product-card-btn {
        padding: 6px 16px;
        font-size: 0.75rem;
    }

    .product-card-img {
        padding: 10px;
    }

    .product-card-img img {
        max-height: 140px;
    }

    .sub-product-item {
        grid-template-columns: 68px minmax(0, 1fr);
    }

    .sub-product-item img {
        width: 68px;
        height: 68px;
    }
}

@media (max-width: 1100px) {
    .about-content {
        min-height: auto;
    }

    .about-text {
        padding: 70px 36px 190px;
    }

    .about-images,
    .about-images .main-img img {
        min-height: 620px;
    }

    .about-data-strip {
        left: 36px;
        bottom: 70px;
        width: min(820px, calc(100vw - 72px));
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .about-data-item {
        padding: 26px 24px;
    }
}

@media (max-width: 767px) {
    .about-section {
        padding: 0;
    }

    .about-content {
        display: flex;
        flex-direction: column;
    }

    .about-text {
        padding: 58px 22px 34px;
    }

    .about-text h3 {
        font-size: 2.35rem;
    }

    .about-images {
        min-height: 360px;
        order: 2;
    }

    .about-images .main-img img {
        min-height: 360px;
        height: 360px;
    }

    .about-data-strip {
        position: relative;
        left: auto;
        bottom: auto;
        order: 3;
        width: 100%;
        grid-template-columns: repeat(3, minmax(0, 1fr));
        box-shadow: none;
        border-top: 1px solid #e3e7ea;
    }

    .about-data-item {
        min-height: 132px;
        padding: 22px 16px;
    }

    .about-data-item strong {
        font-size: 2.35rem;
        min-height: 42px;
    }

    .about-links {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

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

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

    .about-data-item {
        min-height: auto;
        border-right: 0;
        border-bottom: 1px solid #e3e7ea;
    }

    .about-data-item:last-child {
        border-bottom: 0;
    }
}

@media (max-width: 767px) {
    .sub-products {
        margin-top: 42px;
    }

    .sub-products-track {
        animation-duration: 26s;
    }

    .sub-product-item {
        width: 220px;
        min-height: 300px;
        flex-basis: 220px;
        padding: 20px 22px 22px;
    }

    .sub-product-item img {
        width: 100%;
        height: 132px;
        margin-bottom: 18px;
    }

    .sub-product-item .text h4 {
        min-height: 40px;
        font-size: 0.9rem;
    }

    .case-section {
        padding: 58px 0 68px;
    }

    .case-layout {
        grid-template-columns: 1fr;
        gap: 28px;
    }

    .case-side {
        min-height: auto;
        padding-top: 18px;
    }

    .case-side::before {
        left: -24px;
        top: -18px;
        font-size: 6.5rem;
    }

    .case-title {
        margin-bottom: 28px;
    }

    .case-nav {
        margin-bottom: 24px;
    }

    .case-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .case-card-title {
        transform: translateY(0);
    }

    .clients-grid {
        gap: 12px;
    }

    .client-item {
        width: calc(50% - 6px);
        height: 86px;
        padding: 10px 14px;
    }

    .client-item img {
        max-height: 58px;
    }
}

@media (max-width: 480px) {
    .sub-product-item {
        width: 210px;
        flex-basis: 210px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .sub-products-track {
        animation-play-state: paused;
    }
}

/* Homepage title system */
.products-section .section-title,
.advantages-section .section-title,
.applications-section .section-title,
.clients-section .section-title {
    max-width: 1560px;
    margin-left: auto;
    margin-right: auto;
    text-align: left;
}

.products-section .section-title h2,
.advantages-section .section-title h2,
.applications-section .section-title h2,
.clients-section .section-title h2,
.news-header h2,
.about-text h3 {
    margin-bottom: 18px;
    color: var(--primary);
    font-size: clamp(2rem, 3.2vw, 3.6rem);
    font-weight: 800;
    line-height: 1.08;
    letter-spacing: 0;
    text-transform: uppercase;
}

.products-section .section-title h2 span,
.advantages-section .section-title h2 span,
.applications-section .section-title h2 span,
.clients-section .section-title h2 span,
.news-header h2 span,
.about-text h3 span {
    color: var(--brand-blue);
}

.products-section .section-title h2::after,
.advantages-section .section-title h2::after,
.applications-section .section-title h2::after,
.clients-section .section-title h2::after {
    left: 0;
    transform: none;
    width: 84px;
    height: 4px;
    background: var(--brand-blue);
}

.products-section .section-title p,
.advantages-section .section-title p,
.applications-section .section-title p {
    max-width: 760px;
    margin-left: 0;
    margin-right: 0;
    color: #5c6670;
    font-size: 1rem;
    font-weight: 500;
    line-height: 1.85;
    letter-spacing: 0;
}

.advantages-section .section-title h2 {
    color: var(--white);
}

.advantages-section .section-title h2 span {
    color: #7db8ff;
}

.advantages-section .section-title p {
    color: rgba(255,255,255,0.82);
}

.clients-section .section-title {
    margin-bottom: 42px;
}

.news-header {
    align-items: flex-end;
}

.news-header h2 {
    margin-bottom: 0;
}

.about-kicker {
    color: #607080;
}

.about-text h3 {
    color: var(--primary);
}

@media (max-width: 767px) {
    .products-section .section-title,
    .advantages-section .section-title,
    .applications-section .section-title,
    .clients-section .section-title {
        margin-bottom: 34px;
    }

    .products-section .section-title h2,
    .advantages-section .section-title h2,
    .applications-section .section-title h2,
    .clients-section .section-title h2,
    .news-header h2,
    .about-text h3 {
        font-size: 2rem;
    }
}

/* Homepage typography normalization */
.products-section,
.advantages-section,
.applications-section,
.about-section,
.clients-section,
.case-section,
.news-section {
    --home-title-size: clamp(2.1rem, 3vw, 3.25rem);
    --home-subtitle-size: 1rem;
    --home-card-title-size: 1.05rem;
    --home-body-size: 0.92rem;
    --home-meta-size: 0.8rem;
    --home-button-size: 0.82rem;
}

.products-section .section-title h2,
.advantages-section .section-title h2,
.applications-section .section-title h2,
.clients-section .section-title h2,
.news-header h2,
.about-text h3 {
    font-size: var(--home-title-size);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: 0;
}

.products-section .section-title p,
.advantages-section .section-title p,
.applications-section .section-title p,
.about-text p {
    font-size: var(--home-subtitle-size);
    font-weight: 500;
    line-height: 1.85;
    letter-spacing: 0;
}

.product-card-text h3,
.sub-product-item .text h4,
.advantage-item h3,
.app-item .overlay h4,
.case-title h2,
.news-list-item .text h4 {
    font-size: var(--home-card-title-size);
    font-weight: 800;
    line-height: 1.4;
    letter-spacing: 0;
}

.advantage-item p,
.app-item .overlay p,
.sub-product-item .text span,
.case-card-title,
.news-list-item .text p {
    font-size: var(--home-body-size);
    font-weight: 500;
    line-height: 1.7;
    letter-spacing: 0;
}

.about-kicker,
.case-title span,
.about-data-item span:last-child {
    font-size: var(--home-meta-size);
    font-weight: 700;
    letter-spacing: 1px;
}

.btn,
.product-card-btn,
.sub-product-item .more,
.case-nav a,
.case-more,
.news-more-btn,
.about-links a {
    font-size: var(--home-button-size);
    font-weight: 700;
    letter-spacing: 0.5px;
}

.advantage-item .iconfont {
    font-size: 2rem;
}

.about-data-item strong {
    font-size: 3.1rem;
    font-weight: 800;
    letter-spacing: 0;
}

@media (max-width: 767px) {
    .products-section,
    .advantages-section,
    .applications-section,
    .about-section,
    .clients-section,
    .case-section,
    .news-section {
        --home-title-size: 2rem;
        --home-subtitle-size: 0.95rem;
        --home-card-title-size: 1rem;
        --home-body-size: 0.88rem;
        --home-button-size: 0.8rem;
    }
}

/* Product list cards aligned with homepage scrolling products */
.product-list-section .product-grid,
.related-products .related-product-grid {
    gap: 1px;
    background: #e4e8eb;
    border: 1px solid #e4e8eb;
}

.product-list-section .product-card,
.related-products .product-card {
    width: 100%;
    min-height: 360px;
    display: flex;
    flex-direction: column;
    padding: 24px 30px 28px;
    background: var(--white);
    border: 0;
    color: var(--primary);
    box-shadow: none;
    transform: none;
}

.product-list-section .product-card::before,
.related-products .product-card::before {
    display: none;
}

.product-list-section .product-card:hover,
.related-products .product-card:hover {
    background: #f8fafb;
    box-shadow: 0 18px 42px rgba(23,26,29,0.1);
    transform: translateY(-3px);
}

.product-list-section .product-card .img-wrap,
.related-products .product-card .img-wrap {
    height: 180px;
    padding: 0;
    margin-bottom: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
}

.product-list-section .product-card .img-wrap img,
.related-products .product-card .img-wrap img {
    max-width: 100%;
    max-height: 165px;
    width: auto;
    object-fit: contain;
    filter: none;
}

.product-list-section .product-card:hover .img-wrap img,
.related-products .product-card:hover .img-wrap img {
    transform: translateY(-4px) scale(1.03);
    filter: none;
}

.product-list-section .product-card .info,
.related-products .product-card .info {
    min-height: auto;
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: 18px 0 0;
    border-top: 1px solid #edf0f2;
    text-align: left;
}

.product-list-section .product-card .info h3,
.related-products .product-card .info h3 {
    min-height: 44px;
    margin-bottom: 10px;
    color: var(--primary);
    font-size: 1.02rem;
    font-weight: 800;
    line-height: 1.42;
    letter-spacing: 0;
    text-transform: uppercase;
}

.product-list-section .product-card .info p,
.related-products .product-card .info p {
    margin-bottom: 18px;
    color: #737f88;
    font-size: 0.9rem;
    font-weight: 500;
    line-height: 1.7;
    letter-spacing: 0;
}

.product-list-more {
    align-self: flex-start;
    display: inline-flex;
    align-items: center;
    gap: 7px;
    margin-top: auto;
    padding: 5px 13px 5px 7px;
    color: #3c6ea9;
    border: 1px solid #c4d0dc;
    border-radius: 0;
    background: var(--white);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0;
}

.product-list-more i {
    width: 17px;
    height: 17px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 0;
    background: var(--brand-blue);
    color: var(--white);
    font-size: 0.62rem;
}

@media (max-width: 767px) {
    .product-list-section .product-card,
    .related-products .product-card {
        min-height: 320px;
        padding: 22px 24px 24px;
    }

    .product-list-section .product-card .img-wrap,
    .related-products .product-card .img-wrap {
        height: 150px;
        margin-bottom: 18px;
    }

    .related-products .related-product-grid {
        grid-template-columns: 1fr;
    }
}

.related-products {
    margin-top: 64px;
}

.related-products .section-title {
    text-align: left;
}

.related-products .section-title h2::after {
    left: 0;
    transform: none;
}

.related-products .related-product-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

/* Homepage news polish */
.news-section {
    background: #f7f9fa;
}

.news-content {
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
    gap: 34px;
    align-items: stretch;
}

.news-featured {
    min-height: 0;
}

.news-featured-card {
    height: auto;
    min-height: 0;
    display: flex;
    flex-direction: column;
    background: var(--white);
    border: 1px solid #e3e8ec;
    box-shadow: 0 16px 38px rgba(23,26,29,0.08);
}

.news-featured-card img {
    width: 100%;
    height: clamp(260px, 28vw, 390px);
    max-height: 390px;
    object-fit: cover;
    filter: none;
}

.news-featured-card:hover img {
    transform: scale(1.025);
    filter: none;
}

.news-featured-bar {
    position: static;
    min-height: 78px;
    display: flex;
    align-items: center;
    padding: 18px 22px;
    background: var(--brand-blue);
}

.news-featured-bar span {
    display: -webkit-box;
    overflow: hidden;
    color: var(--white);
    font-size: 1rem;
    font-weight: 800;
    line-height: 1.55;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.news-list {
    gap: 0;
    padding: 8px 0;
    border-top: 1px solid #dfe5ea;
    border-bottom: 1px solid #dfe5ea;
}

.news-list-item {
    min-height: 118px;
    padding: 22px 18px;
    border-bottom: 1px solid #dfe5ea;
}

.news-list-item:last-child {
    border-bottom: 0;
}

.news-list-item:hover {
    background: var(--white);
    box-shadow: inset 3px 0 0 var(--brand-blue);
}

.news-list-item .date {
    min-width: 72px;
}

.news-list-item .date .day {
    color: var(--brand-blue);
    font-size: 2rem;
    font-weight: 800;
}

.news-list-item .date .year {
    color: #69747d;
    font-size: 0.78rem;
    letter-spacing: 0;
}

.news-list-item .divider {
    height: 54px;
    margin: 0 22px;
    background: #d9e0e5;
}

.news-list-item .text h4 {
    display: -webkit-box;
    overflow: hidden;
    margin-bottom: 8px;
    color: var(--primary);
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.news-list-item .text p {
    display: -webkit-box;
    overflow: hidden;
    color: #64707a;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

@media (max-width: 767px) {
    .news-content {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .news-featured-card img {
        height: 240px;
        max-height: 240px;
    }

    .news-list-item {
        min-height: auto;
        padding: 18px 0;
    }

    .news-list-item .divider {
        margin: 0 16px;
    }
}

/* Homepage unified more buttons */
.products-section .btn,
.product-card-btn,
.sub-product-item .more,
.about-links a,
.case-more,
.news-more-btn {
    min-height: 36px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: fit-content;
    padding: 7px 18px 7px 8px;
    border: 1px solid #c4d0dc;
    border-radius: 0;
    background: var(--white);
    color: var(--brand-blue);
    box-shadow: none;
    font-size: 0.82rem;
    font-weight: 700;
    line-height: 1;
    letter-spacing: 0;
    text-transform: none;
}

.products-section .btn::before,
.product-card-btn::before,
.about-links a::before,
.case-more::before,
.news-more-btn::before {
    content: '\f061';
    width: 20px;
    height: 20px;
    flex: 0 0 20px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 0;
    background: var(--brand-blue);
    color: var(--white);
    font-family: "Font Awesome 6 Free";
    font-size: 0.65rem;
    font-weight: 900;
    line-height: 1;
}

.sub-product-item .more i {
    width: 20px;
    height: 20px;
    flex: 0 0 20px;
    border-radius: 0;
    background: var(--brand-blue);
    color: var(--white);
}

.products-section .btn i,
.case-more i {
    display: none;
}

.products-section .btn:hover,
.product-card-v2:hover .product-card-btn,
.sub-product-item:hover .more,
.about-links a:hover,
.case-more:hover,
.news-more-btn:hover {
    background: var(--brand-blue);
    border-color: var(--brand-blue);
    color: var(--white);
    transform: translateY(-2px);
}

.products-section .btn:hover::before,
.product-card-v2:hover .product-card-btn::before,
.about-links a:hover::before,
.case-more:hover::before,
.news-more-btn:hover::before,
.sub-product-item:hover .more i {
    background: var(--white);
    color: var(--brand-blue);
}

.products-section .btn + .btn {
    margin-left: 10px;
}

@media (max-width: 480px) {
    .products-section .btn + .btn {
        margin-left: 0;
        margin-top: 10px;
    }
}

/* ============================================
   GLOBAL INDUSTRIAL DESIGN SYSTEM OVERRIDES
   Straight-edge, thin-line, restrained industrial language
   ============================================ */
:root {
    --radius: 0;
    --radius-lg: 0;
    --industrial-line: #dfe5ea;
    --industrial-line-strong: #c4d0dc;
    --industrial-panel: #ffffff;
    --industrial-soft: #f4f6f8;
    --industrial-hover: #f8fafb;
    --industrial-shadow: 0 12px 30px rgba(23,26,29,0.08);
}

.btn,
.product-card,
.product-card-v2,
.sub-product-item,
.advantage-item,
.app-item,
.about-data-strip,
.client-item,
.case-nav a,
.case-more,
.case-card,
.news-featured-card,
.news-list-item,
.news-card,
.news-detail,
.product-detail,
.product-gallery,
.product-gallery .main-image,
.product-content,
.sidebar,
.contact-item,
.contact-form,
.quality-card,
.about-page-images img,
.about-stats .stat-item,
.capability-card,
.factory-strip-item,
.export-panel,
.about-cta,
.pagination a,
.pagination span,
.form-group input,
.form-group textarea,
.form-group select,
.category-tag,
.product-list-more,
.product-card-btn,
.news-more-btn,
.article-cover,
.empty-state {
    border-radius: 0 !important;
}

.btn,
.product-card-btn,
.product-list-more,
.sub-product-item .more,
.about-links a,
.case-more,
.news-more-btn,
.read-more,
.form-submit {
    min-height: 38px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 8px 18px;
    border: 1px solid var(--industrial-line-strong);
    background: var(--industrial-panel);
    color: var(--brand-blue);
    box-shadow: none;
    font-weight: 700;
    letter-spacing: 0;
    text-transform: none;
}

.btn-primary,
.btn-orange,
.form-submit {
    border-color: var(--brand-blue);
    background: var(--brand-blue);
    color: var(--white);
}

.btn-outline {
    border-color: var(--industrial-line-strong);
    background: var(--industrial-panel);
    color: var(--brand-blue);
}

.btn:hover,
.product-card-btn:hover,
.product-card-v2:hover .product-card-btn,
.product-list-more:hover,
.sub-product-item:hover .more,
.about-links a:hover,
.case-more:hover,
.news-more-btn:hover,
.read-more:hover,
.form-submit:hover {
    border-color: var(--brand-blue);
    background: var(--brand-blue);
    color: var(--white);
    box-shadow: none;
    transform: translateY(-1px);
}

.products-section .btn::before,
.product-card-btn::before,
.about-links a::before,
.case-more::before,
.news-more-btn::before,
.product-list-more i,
.sub-product-item .more i,
.case-nav i,
.contact-item .icon,
.quality-card .icon {
    border-radius: 0 !important;
}

.product-card,
.product-card-v2,
.sub-product-item,
.client-item,
.case-card,
.news-card,
.news-featured-card,
.product-list-section .product-card,
.related-products .product-card,
.quality-card,
.contact-item,
.contact-form,
.news-detail,
.product-detail,
.product-content,
.sidebar,
.export-panel,
.about-cta {
    background: var(--industrial-panel);
    border: 1px solid var(--industrial-line);
    box-shadow: none;
}

.news-detail-section .container,
.product-detail-section .container {
    max-width: 1480px;
}

.news-detail {
    width: 100%;
    max-width: none;
    padding: 48px;
}

.news-detail-body {
    max-width: none;
}

.news-detail-body img {
    width: auto;
    max-width: 100%;
}

.product-card:hover,
.product-card-v2:hover,
.sub-product-item:hover,
.client-item:hover,
.case-card:hover,
.news-card:hover,
.news-featured-card:hover,
.product-list-section .product-card:hover,
.related-products .product-card:hover,
.quality-card:hover,
.contact-item:hover {
    background: var(--industrial-hover);
    box-shadow: var(--industrial-shadow);
    transform: translateY(-2px);
}

.product-card::before,
.advantage-item::before {
    background: var(--brand-blue);
}

.product-card .img-wrap,
.product-card-img,
.product-gallery .main-image,
.news-card .img-wrap,
.case-card,
.quality-gallery,
.about-page-images {
    background: var(--industrial-soft);
}

.section-title h2::after,
.about-page-text h2::after,
.product-card::before,
.advantage-item::before {
    height: 3px;
    background: var(--brand-blue);
}

.page-banner {
    background: #111820;
}

.page-banner .banner-overlay {
    background: rgba(8, 13, 18, 0.72);
}

.breadcrumb-nav,
.page-banner-content .breadcrumb,
.breadcrumb {
    color: #6d7882;
}

.breadcrumb-nav {
    background: var(--industrial-panel);
    border-bottom: 1px solid var(--industrial-line);
}

.sidebar {
    padding: 26px;
}

.sidebar h3,
.contact-form h3,
.contact-info h2,
.product-content-title,
.about-page-text h2,
.news-detail-header h1,
.product-info h1 {
    color: var(--primary);
    font-weight: 800;
    letter-spacing: 0;
}

.sidebar ul li a {
    border-radius: 0;
    border-left: 3px solid transparent;
}

.sidebar ul li a:hover,
.sidebar ul li a.active {
    background: var(--industrial-soft);
    color: var(--brand-blue);
    border-left-color: var(--brand-blue);
}

.product-gallery {
    background: var(--industrial-panel);
    border: 1px solid var(--industrial-line);
}

.product-info .category-tag {
    border: 1px solid var(--industrial-line-strong);
    background: var(--industrial-soft);
    color: var(--brand-blue);
}

.product-info .features-list li,
.article-nav,
.news-list,
.news-list-item,
.product-gallery .thumb-list img {
    border-color: var(--industrial-line);
}

.product-content {
    margin-top: 36px;
    padding: 34px;
}

.product-content-inner {
    margin-top: 0;
}

.product-content-title {
    margin-bottom: 20px;
}

.article-cover {
    width: 100%;
    margin-bottom: 22px;
    border: 1px solid var(--industrial-line);
}

.article-nav {
    margin-top: 40px;
    padding: 20px 0;
    border-top: 1px solid var(--industrial-line);
}

.form-group input,
.form-group textarea,
.form-group select,
.search-section input,
.contact-form input,
.contact-form textarea,
.contact-form select {
    border: 1px solid var(--industrial-line);
    background: var(--industrial-panel);
    box-shadow: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus,
.search-section input:focus {
    border-color: var(--brand-blue);
    box-shadow: inset 3px 0 0 var(--brand-blue);
}

.form-submit {
    width: 100%;
}

.guestbook-form-wrap {
    max-width: 700px;
    margin: 0 auto;
}

.empty-state {
    grid-column: 1 / -1;
    padding: 60px 0;
    text-align: center;
    color: #8a949d;
    background: var(--industrial-panel);
    border: 1px solid var(--industrial-line);
}

.search-form {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 30px;
}

.search-input {
    width: 300px;
    max-width: 80%;
    padding: 10px 16px;
    border: 1px solid var(--industrial-line);
    background: var(--industrial-panel);
}

.pagination a,
.pagination span {
    border: 1px solid var(--industrial-line);
    background: var(--industrial-panel);
    box-shadow: none;
}

.pagination a:hover,
.pagination a.active,
.pagination .active {
    border-color: var(--brand-blue);
    background: var(--brand-blue);
    color: var(--white);
}

.home-product-actions {
    display: flex;
    justify-content: center;
    gap: 14px;
    margin-top: 40px;
    flex-wrap: wrap;
}

.case-nav i,
.case-more i,
.product-list-more i,
.sub-product-item .more i {
    border-radius: 0 !important;
}

.case-nav a.active,
.case-nav a:hover {
    background: var(--brand-blue);
    border-color: var(--brand-blue);
    color: var(--white);
}

.case-empty {
    border: 1px dashed var(--industrial-line-strong);
    background: var(--industrial-soft);
}

.news-featured-card,
.news-card {
    overflow: hidden;
}

.news-card .info .read-more {
    color: var(--brand-blue);
}

.about-data-strip {
    border: 1px solid var(--industrial-line);
    box-shadow: var(--industrial-shadow);
}

.about-text {
    justify-content: flex-start;
    padding-bottom: 300px;
}

.about-links {
    position: relative;
    z-index: 6;
}

.about-data-strip {
    bottom: 72px;
    z-index: 3;
}

.about-data-item {
    border-right-color: var(--industrial-line);
}

.contact-item .icon,
.quality-card .icon {
    background: var(--brand-blue);
}

@media (max-width: 767px) {
    .news-detail {
        padding: 28px 20px;
    }

    .product-content {
        padding: 24px 18px;
    }

    .home-product-actions {
        align-items: stretch;
    }

    .home-product-actions .btn {
        width: 100%;
        max-width: 280px;
    }
}

/* Contact page office layout */
.contact-page-title {
    max-width: 860px;
    margin-bottom: 38px;
}

.contact-page-title span {
    display: inline-flex;
    margin-bottom: 10px;
    color: var(--brand-blue);
    font-size: 0.82rem;
    font-weight: 800;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.contact-page-title h2 {
    margin-bottom: 14px;
    color: var(--primary);
    font-size: clamp(2rem, 3vw, 3.2rem);
    font-weight: 800;
    line-height: 1.1;
}

.contact-page-title p {
    color: var(--text-light);
    font-size: 1rem;
    line-height: 1.8;
}

.contact-section .contact-grid {
    grid-template-columns: minmax(0, 1.12fr) minmax(420px, 0.88fr);
    align-items: start;
    gap: 32px;
}

.contact-section .contact-info {
    display: grid;
    grid-template-columns: 1fr;
    gap: 18px;
}

.office-card {
    min-height: 0;
    display: flex;
    flex-direction: column;
    padding: 28px;
    background: var(--industrial-panel);
    border: 1px solid var(--industrial-line);
    transition: var(--transition);
}

.office-card:hover {
    background: var(--industrial-hover);
    box-shadow: var(--industrial-shadow);
    transform: translateY(-2px);
}

.office-card-primary {
    background:
        linear-gradient(135deg, rgba(43,112,183,0.08), rgba(255,255,255,0) 48%),
        var(--industrial-panel);
}

.office-card-russia {
    border-left: 4px solid var(--brand-blue);
}

.office-card-head {
    display: flex;
    justify-content: space-between;
    gap: 18px;
    margin-bottom: 24px;
    padding-bottom: 18px;
    border-bottom: 1px solid var(--industrial-line);
}

.office-card-head h3 {
    color: var(--primary);
    font-size: 1.24rem;
    font-weight: 800;
    line-height: 1.25;
}

.office-card-head i {
    width: 46px;
    height: 46px;
    flex: 0 0 46px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--brand-blue);
    color: var(--white);
    font-size: 1.05rem;
}

.office-label {
    display: block;
    margin-bottom: 8px;
    color: #6d7882;
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.office-contact-list {
    display: grid;
    gap: 12px;
    margin-top: auto;
}

.office-contact-list p {
    color: var(--text-light);
    font-size: 0.96rem;
    line-height: 1.65;
    overflow-wrap: anywhere;
}

.office-contact-list strong {
    color: var(--primary);
    font-weight: 800;
}

.office-contact-list a {
    color: var(--brand-blue);
    font-weight: 700;
}

.office-contact-list a:hover {
    color: var(--brand-blue-dark);
}

.contact-form-panel {
    position: sticky;
    top: 92px;
    padding: 34px;
    background: var(--industrial-panel);
    border: 1px solid var(--industrial-line);
}

.contact-form-panel h3 {
    margin-bottom: 10px;
    color: var(--primary);
    font-size: 1.35rem;
    font-weight: 800;
}

.contact-form-note {
    margin-bottom: 22px;
    color: var(--text-light);
    font-size: 0.94rem;
    line-height: 1.75;
}

.contact-form-panel .contact-form {
    padding: 0;
    background: transparent;
    border: 0;
    box-shadow: none;
}

@media (max-width: 1100px) {
    .contact-section .contact-grid {
        grid-template-columns: 1fr;
    }

    .contact-form-panel {
        position: static;
    }
}

@media (max-width: 767px) {
    .contact-section {
        padding: 44px 0;
    }

    .contact-page-title {
        margin-bottom: 28px;
    }

    .office-card,
    .contact-form-panel {
        padding: 22px;
    }
}