/* ==================== CSS VARIABLES ==================== */
:root {
    --blue-deep: #0B2D5C;
    --blue-primary: #134B8E;
    --blue-bright: #1B6FD0;
    --blue-light: #E8F0FC;
    --blue-accent: #2E80D9;
    --silver: #8C9BA8;
    --silver-light: #B8C4D0;
    --dark: #0A1628;
    --dark-2: #0F1F38;
    --dark-3: #16273F;
    --text-dark: #1A2B3C;
    --text-gray: #5A6878;
    --text-light: #8896A6;
    --bg-light: #F5F8FC;
    --bg-gray: #EEF2F7;
    --white: #FFFFFF;
    --border: #E0E6ED;
    --shadow-sm: 0 2px 8px rgba(11, 45, 92, 0.06);
    --shadow-md: 0 8px 30px rgba(11, 45, 92, 0.10);
    --shadow-lg: 0 20px 60px rgba(11, 45, 92, 0.15);
    --transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    --font-heading: 'Poppins', sans-serif;
    --font-body: 'Inter', sans-serif;
}

/* ==================== RESET ==================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-body);
    color: var(--text-dark);
    line-height: 1.7;
    overflow-x: hidden;
    background: var(--white);
}

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

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

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

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ==================== TYPOGRAPHY ==================== */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.25;
    color: var(--dark);
}

.section-tag {
    display: inline-block;
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--blue-bright);
    margin-bottom: 16px;
    position: relative;
    padding-left: 0;
}

.section-tag::before {
    display: none;
}

.section-tag-light {
    color: var(--silver-light);
}

.section-tag-light::before {
    display: none;
}

.section-header {
    margin-bottom: 56px;
}

.section-header h2 {
    font-size: 2.6rem;
    font-weight: 700;
    line-height: 1.2;
}

.section-header.center {
    text-align: center;
}

.section-header.center .section-tag {
    padding-left: 0;
}

.section-header.center .section-tag::before {
    display: none;
}

.section-subtitle {
    max-width: 720px;
    margin: 16px auto 0;
    color: var(--text-gray);
    font-size: 1.05rem;
}

/* ==================== BUTTONS ==================== */
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 15px 36px;
    background: var(--blue-primary);
    color: var(--white);
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 0.03em;
    border-radius: 3px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    border: 1.5px solid var(--blue-primary);
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--blue-bright);
    transition: var(--transition);
    z-index: 0;
}

.btn-primary:hover::before {
    left: 0;
}

.btn-primary span,
.btn-primary i,
.btn-primary {
    position: relative;
    z-index: 1;
}

.btn-primary:hover {
    border-color: var(--blue-bright);
    box-shadow: 0 8px 25px rgba(27, 111, 208, 0.35);
    transform: translateY(-2px);
}

.btn-outline-light {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 15px 36px;
    background: transparent;
    color: var(--white);
    font-family: var(--font-heading);
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 0.03em;
    border-radius: 3px;
    border: 1.5px solid rgba(255, 255, 255, 0.5);
    transition: var(--transition);
}

.btn-outline-light:hover {
    background: rgba(255, 255, 255, 0.12);
    border-color: var(--white);
    transform: translateY(-2px);
}

.btn-text {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--blue-bright);
    transition: var(--transition);
    padding-bottom: 2px;
    border-bottom: 2px solid transparent;
}

.btn-text:hover {
    color: var(--blue-primary);
    border-bottom-color: var(--blue-primary);
    gap: 12px;
}

/* ==================== HEADER / NAVIGATION ==================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    transition: var(--transition);
}

.navbar {
    background: transparent;
    transition: var(--transition);
    height: 80px;
}

.header.scrolled .navbar {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    height: 72px;
}

.nav-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    flex-shrink: 0;
}

.logo-img {
    height: 46px;
    width: auto;
    transition: var(--transition);
}

.header.scrolled .logo-img {
    height: 46px;
}

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

.nav-link {
    display: block;
    padding: 10px 18px;
    font-family: var(--font-heading);
    font-size: 1.08rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.9);
    transition: var(--transition);
    position: relative;
}

.header.scrolled .nav-link {
    color: var(--text-dark);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--blue-bright);
    transition: var(--transition);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 60%;
}

.nav-link:hover,
.nav-link.active {
    color: #e5edf0;
}

.header.scrolled .nav-link:hover,
.header.scrolled .nav-link.active {
    color: var(--blue-bright);
}

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

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

.nav-item-dropdown > .nav-link {
    position: relative;
}

.nav-item-dropdown > .nav-link::before {
    display: none;
}

/* Hide dropdown for items without children (JS adds .no-dropdown class) */
.nav-item-dropdown.no-dropdown > .dropdown-menu {
    display: none;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    background: var(--white);
    min-width: 240px;
    padding: 8px 0;
    border-radius: 4px;
    box-shadow: var(--shadow-md);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 1000;
}

.nav-item-dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

/* Language dropdown */
.lang-dropdown {
    min-width: 140px;
    left: auto;
    right: 0;
    transform: translateY(10px);
}

.lang-switch.nav-item-dropdown:hover .lang-dropdown {
    transform: translateY(0);
}

.lang-dropdown li a {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-item-dropdown:hover > .nav-link {
    color: var(--blue-bright);
}

.header.scrolled .nav-item-dropdown:hover > .nav-link {
    color: var(--blue-bright);
}

.nav-item-dropdown:hover > .nav-link::after {
    width: 0;
}

.dropdown-menu::before {
    content: '';
    position: absolute;
    top: -8px;
    left: 50%;
    transform: translateX(-50%) rotate(45deg);
    width: 14px;
    height: 14px;
    background: var(--white);
}

.dropdown-menu li a {
    display: block;
    padding: 10px 22px;
    font-size: 0.88rem;
    color: var(--text-dark);
    transition: var(--transition);
    text-align: left;
}

.dropdown-menu li a:hover {
    background: var(--blue-light);
    color: var(--blue-bright);
    padding-left: 28px;
}

/* Nav tools */
.nav-tools {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-icon-btn {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.9);
    border-radius: 50%;
    transition: var(--transition);
    font-size: 1.2rem;
}

.header.scrolled .nav-icon-btn {
    color: var(--text-dark);
}

.nav-icon-btn:hover {
    background: rgba(255, 255, 255, 0.15);
    color: var(--white);
}

.header.scrolled .nav-icon-btn:hover {
    background: var(--blue-light);
    color: var(--blue-bright);
}

.lang-switch {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 0 10px;
    height: 40px;
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.2rem;
    font-weight: 600;
    border-radius: 20px;
    transition: var(--transition);
    cursor: pointer;
}

.header.scrolled .lang-switch {
    color: var(--text-dark);
}

.lang-switch:hover {
    background: rgba(255, 255, 255, 0.15);
}

.header.scrolled .lang-switch:hover {
    background: var(--blue-light);
    color: var(--blue-bright);
}

.btn-quote {
    display: inline-flex;
    align-items: center;
    padding: 11px 26px;
    background: var(--blue-primary);
    color: var(--white) !important;
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.03em;
    border-radius: 3px;
    transition: var(--transition);
    margin-left: 8px;
}

.btn-quote:hover {
    background: var(--blue-bright);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(27, 111, 208, 0.35);
}

/* Search bar */
.search-bar {
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: var(--white);
    padding: 0;
    max-height: 0;
    overflow: hidden;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
    display: flex;
    align-items: center;
}

.search-bar.active {
    padding: 18px 24px;
    max-height: 80px;
    border-top: 1px solid var(--border);
}

.search-input {
    flex: 1;
    border: none;
    outline: none;
    font-size: 1rem;
    font-family: var(--font-body);
    color: var(--text-dark);
    padding: 8px 0;
}

.search-input::placeholder {
    color: var(--text-light);
}

.search-close {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-gray);
    border-radius: 50%;
    transition: var(--transition);
}

.search-close:hover {
    background: var(--bg-gray);
    color: var(--blue-bright);
}

/* Hamburger */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    width: 30px;
    height: 22px;
    cursor: pointer;
    z-index: 1001;
}

.hamburger span {
    width: 100%;
    height: 3px;
    background: var(--white);
    border-radius: 2px;
    transition: var(--transition);
    transform-origin: center;
}

.header.scrolled .hamburger span {
    background: var(--text-dark);
}

.hamburger.active span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

/* ==================== HERO ==================== */
.hero {
    position: relative;
    width: 100%;
    height: 100vh;
    min-height: 640px;
    overflow: hidden;
    background: var(--dark);
}

.hero-slider {
    position: relative;
    width: 100%;
    height: 100%;
}

.hero-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    visibility: hidden;
    transition: opacity 1s ease, visibility 1s ease;
}

.hero-slide.active {
    opacity: 1;
    visibility: visible;
}

.hero-bg-img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    animation: heroZoom 8s ease-in-out infinite alternate;
}

@keyframes heroZoom {
    from { transform: scale(1); }
    to { transform: scale(1.08); }
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 960px;
    padding: 0 24px;
    margin: 0 auto;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
}

.hero-tag {
    display: inline-block;
    font-family: var(--font-heading);
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.25em;
    color: var(--white);
    padding: 8px 20px;
    background: rgba(11, 45, 92, 0.55);
    border: 1px solid rgba(184, 196, 208, 0.4);
    border-radius: 30px;
    margin-bottom: 24px;
    backdrop-filter: blur(6px);
}

.hero-content h1 {
    font-size: 3.8rem;
    font-weight: 800;
    color: var(--white);
    line-height: 1.15;
    margin-bottom: 24px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5), 0 4px 30px rgba(0, 0, 0, 0.4);
}

.hero-content p {
    font-size: 1.12rem;
    color: rgba(255, 255, 255, 0.95);
    line-height: 1.7;
    margin-bottom: 36px;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

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

/* Hero dots */
.hero-dots {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 12px;
    z-index: 5;
}

.hero-dot {
    width: 36px;
    height: 4px;
    background: rgba(255, 255, 255, 0.35);
    border-radius: 2px;
    cursor: pointer;
    transition: var(--transition);
}

.hero-dot.active {
    background: var(--white);
    width: 56px;
}

/* Hero arrows */
.hero-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(8px);
    color: var(--white);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition);
    z-index: 5;
    font-size: 1rem;
}

.hero-arrow:hover {
    background: var(--blue-primary);
    border-color: var(--blue-primary);
}

.hero-prev { left: 30px; }
.hero-next { right: 30px; }

/* ==================== STATS BAR ==================== */
.stats-bar {
    background: var(--white);
    padding: 64px 0;
    position: relative;
    z-index: 3;
    border-bottom: 1px solid var(--border);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
}

.stat-item {
    text-align: center;
    position: relative;
    padding: 0 16px;
}

.stat-item:not(:last-child)::after {
    content: '';
    position: absolute;
    right: -16px;
    top: 50%;
    transform: translateY(-50%);
    width: 1px;
    height: 80px;
    background: var(--border);
}

.stat-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--blue-light);
    color: var(--blue-primary);
    border-radius: 50%;
    font-size: 1.5rem;
    transition: var(--transition);
}

.stat-item:hover .stat-icon {
    background: var(--blue-primary);
    color: var(--white);
    transform: scale(1.08);
}

.stat-data {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--dark);
    line-height: 1.2;
    margin-bottom: 8px;
}

.stat-label {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-top: 6px;
    letter-spacing: 0.03em;
    text-transform: uppercase;
}

.stat-sublabel {
    font-size: 0.82rem;
    color: var(--text-gray);
    margin-top: 4px;
}

/* ==================== ABOUT SECTION ==================== */
.about {
    padding: 100px 0;
    background: var(--white);
}

.about-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.about-image {
    position: relative;
}

.facility-img {
    width: 100%;
    border-radius: 6px;
    box-shadow: var(--shadow-lg);
}

.about-experience-badge {
    position: absolute;
    bottom: -30px;
    right: -30px;
    background: var(--blue-primary);
    color: var(--white);
    padding: 28px 36px;
    border-radius: 6px;
    text-align: center;
    box-shadow: var(--shadow-md);
}

.badge-number {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 800;
    line-height: 1;
}

.badge-text {
    font-size: 0.82rem;
    margin-top: 6px;
    opacity: 0.9;
    letter-spacing: 0.05em;
}

.about-text .about-lead {
    font-size: 1.12rem;
    color: var(--text-dark);
    font-weight: 500;
    line-height: 1.8;
    margin-bottom: 20px;
}

.about-text p {
    color: var(--text-gray);
    font-size: 0.98rem;
    line-height: 1.85;
    margin-bottom: 20px;
}

.about-features {
    margin: 28px 0 32px;
}

.about-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 0;
    font-size: 0.95rem;
    color: var(--text-dark);
}

.about-features i {
    color: var(--blue-bright);
    font-size: 1.15rem;
}

/* ==================== PRODUCTS SECTION ==================== */
.products {
    padding: 100px 0;
    background: var(--bg-light);
}

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

.product-card-simple {
    border-radius: 6px;
    overflow: hidden;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.product-card-simple:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-md);
}

.product-simple-img {
    aspect-ratio: 1;
    overflow: hidden;
    padding: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-simple-img img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: transform 0.5s ease;
}

.product-card-simple:hover .product-simple-img img {
    transform: scale(1.08);
}

.product-simple-title {
    padding: 16px 16px 20px;
    text-align: center;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-dark);
    transition: var(--transition);
    border-top: 1px solid rgba(0, 0, 0, 0.04);
}

.product-card-simple:hover .product-simple-title {
    color: var(--blue-bright);
}

/* Alternating card backgrounds */
.product-bg-1 { background: #EAF1FB; }
.product-bg-2 { background: #F2F5F9; }
.product-bg-3 { background: #EDF3FA; }
.product-bg-4 { background: #F5F8FC; }
.product-bg-5 { background: #E8F0FA; }
.product-bg-6 { background: #F4F7FB; }
.product-bg-7 { background: #EEF3F9; }
.product-bg-8 { background: #F0F6FC; }

.products-more {
    text-align: center;
}

/* ==================== MANUFACTURING ==================== */
.manufacturing {
    padding: 100px 0;
    background: var(--dark);
    position: relative;
    overflow: hidden;
}

.manufacturing::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background:
        radial-gradient(circle at 15% 20%, rgba(27, 111, 208, 0.12) 0%, transparent 50%),
        radial-gradient(circle at 85% 80%, rgba(19, 75, 142, 0.15) 0%, transparent 50%);
}

.manufacturing .container {
    position: relative;
    z-index: 2;
}

.manufacturing .section-header h2 {
    color: var(--white);
}

.manufacturing .section-subtitle {
    color: var(--silver-light);
}

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

.process-item-img {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 6px;
    overflow: hidden;
    transition: var(--transition);
}

.process-item-img:hover {
    transform: translateY(-6px);
    border-color: rgba(27, 111, 208, 0.3);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}

.process-img-wrapper {
    position: relative;
    aspect-ratio: 16 / 10;
    overflow: hidden;
}

.process-img-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.process-item-img:hover .process-img-wrapper img {
    transform: scale(1.08);
}

.process-num-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--blue-primary);
    color: var(--white);
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 700;
    border-radius: 50%;
    z-index: 2;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.process-info {
    padding: 20px 18px 22px;
}

.process-info h4 {
    font-size: 0.95rem;
    color: var(--white);
    margin-bottom: 6px;
    font-weight: 600;
}

.process-info p {
    font-size: 0.8rem;
    color: var(--silver);
    line-height: 1.5;
}

/* ==================== WHY US ==================== */
.why-us {
    padding: 100px 0;
    background: var(--white);
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.why-card {
    padding: 48px 36px;
    background: var(--bg-light);
    border-radius: 6px;
    text-align: center;
    transition: var(--transition);
    border-top: 3px solid transparent;
    position: relative;
    overflow: hidden;
}

.why-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 3px;
    background: var(--blue-bright);
    transition: var(--transition);
}

.why-card:hover {
    background: var(--white);
    box-shadow: var(--shadow-md);
    border-top-color: var(--blue-bright);
    transform: translateY(-8px);
}

.why-card:hover::after {
    width: 100%;
}

.why-icon {
    width: 72px;
    height: 72px;
    margin: 0 auto 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--blue-light);
    color: var(--blue-primary);
    border-radius: 50%;
    font-size: 1.8rem;
    transition: var(--transition);
}

.why-card:hover .why-icon {
    background: var(--blue-primary);
    color: var(--white);
    transform: scale(1.08);
}

.why-card h3 {
    font-size: 1.3rem;
    margin-bottom: 14px;
}

.why-card p {
    color: var(--text-gray);
    font-size: 0.93rem;
    line-height: 1.75;
}

/* ==================== NEWS ==================== */
.news {
    padding: 100px 0;
    background: var(--bg-light);
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.news-card {
    display: block;
    background: var(--white);
    border-radius: 6px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid var(--border);
    text-decoration: none;
    color: inherit;
}

.news-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-6px);
}

.news-image {
    position: relative;
    overflow: hidden;
    aspect-ratio: 16 / 10;
}

.news-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.news-card:hover .news-image img {
    transform: scale(1.08);
}

.news-date {
    position: absolute;
    top: 16px;
    left: 16px;
    background: var(--blue-primary);
    color: var(--white);
    padding: 10px 16px;
    border-radius: 4px;
    text-align: center;
    line-height: 1;
    box-shadow: var(--shadow-sm);
}

.news-day {
    display: block;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
}

.news-month {
    display: block;
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-top: 2px;
}

.news-content {
    padding: 26px 24px 28px;
}

.news-category {
    display: inline-block;
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--blue-bright);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 12px;
}

.news-content h3 {
    font-size: 1.1rem;
    line-height: 1.4;
    margin-bottom: 12px;
    transition: var(--transition);
}

.news-card:hover .news-content h3 {
    color: var(--blue-bright);
}

.news-content p {
    font-size: 0.88rem;
    color: var(--text-gray);
    line-height: 1.7;
    margin-bottom: 16px;
}

.news-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-family: var(--font-heading);
    font-size: 0.83rem;
    font-weight: 600;
    color: var(--blue-bright);
    transition: var(--transition);
}

.news-link:hover {
    gap: 12px;
}

/* ==================== CTA SECTION ==================== */
.cta-section {
    position: relative;
    padding: 90px 0;
    overflow: hidden;
    text-align: center;
}

.cta-bg-img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.cta-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(11, 45, 92, 0.92) 0%, rgba(19, 75, 142, 0.85) 100%);
}

.cta-content {
    position: relative;
    z-index: 2;
}

.cta-content h2 {
    color: var(--white);
    font-size: 2.6rem;
    margin-bottom: 18px;
}

.cta-content p {
    color: rgba(255, 255, 255, 0.85);
    font-size: 1.08rem;
    margin-bottom: 36px;
    line-height: 1.7;
}

/* ==================== FOOTER ==================== */
.footer {
    background: var(--dark);
    padding: 72px 0 0;
    position: relative;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
    gap: 48px;
    padding-bottom: 56px;
}

.footer-logo {
    height: 48px;
    width: auto;
    margin-bottom: 24px;
}

.footer-desc {
    color: var(--silver);
    font-size: 0.9rem;
    line-height: 1.75;
    margin-bottom: 24px;
}

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

.footer-social a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.06);
    color: var(--silver-light);
    border-radius: 50%;
    font-size: 0.9rem;
    transition: var(--transition);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-social a:hover {
    background: var(--blue-primary);
    color: var(--white);
    border-color: var(--blue-primary);
    transform: translateY(-4px);
}

.footer-col h4 {
    color: var(--white);
    font-size: 1.05rem;
    margin-bottom: 24px;
    position: relative;
    padding-bottom: 12px;
}

.footer-col h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background: var(--blue-bright);
}

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

.footer-links li a {
    color: var(--silver);
    font-size: 0.9rem;
    transition: var(--transition);
    display: inline-block;
}

.footer-links li a:hover {
    color: var(--white);
    padding-left: 8px;
}

.footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    margin-bottom: 16px;
    color: var(--silver);
    font-size: 0.88rem;
    line-height: 1.6;
}

.footer-contact li i {
    color: #8c9ba8;
    margin-top: 4px;
    flex-shrink: 0;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: 24px 0;
    text-align: center;
}

.footer-bottom p {
    color: var(--silver);
    font-size: 0.85rem;
}

/* ==================== FLOATING SIDEBAR ==================== */
.floating-sidebar {
    position: fixed;
    right: 20px;
    bottom: 80px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    z-index: 999;
}

.float-btn {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--blue-primary);
    color: var(--white);
    border-radius: 50%;
    font-size: 1.1rem;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    cursor: pointer;
}

.float-btn:hover {
    background: var(--blue-bright);
    transform: scale(1.1);
}

/* Floating sidebar tooltip on left side */
.float-btn[title]:hover::after {
    content: attr(title);
    position: absolute;
    right: 100%;
    top: 50%;
    transform: translateY(-50%);
    margin-right: 10px;
    background: var(--text-dark);
    color: var(--white);
    padding: 6px 14px;
    border-radius: 4px;
    font-size: 0.8rem;
    white-space: nowrap;
    z-index: 1000;
    pointer-events: none;
    box-shadow: var(--shadow-md);
}

.float-btn[title]:hover::before {
    content: '';
    position: absolute;
    right: 100%;
    top: 50%;
    transform: translateY(-50%);
    margin-right: 4px;
    border: 6px solid transparent;
    border-left-color: var(--text-dark);
    z-index: 1000;
    pointer-events: none;
}

.float-btn {
    position: relative;
}

#scrollTopBtn {
    background: var(--dark-3);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

#scrollTopBtn.show {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

#scrollTopBtn:hover {
    background: var(--blue-bright);
}

/* ==================== PRODUCT LINK STYLING ==================== */
a.product-card-simple {
    text-decoration: none;
    color: inherit;
}

a.product-card-simple:hover {
    text-decoration: none;
}

/* ==================== LIGHTBOX TRIGGER ==================== */
.lightbox-trigger {
    cursor: pointer;
    position: relative;
}

.lightbox-trigger::after {
    content: '\f00e';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 1.8rem;
    color: var(--white);
    background: rgba(11, 45, 92, 0.7);
    width: 56px;
    height: 56px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
    z-index: 3;
    pointer-events: none;
}

.lightbox-trigger:hover::after {
    opacity: 1;
}

/* ==================== LIGHTBOX MODAL ==================== */
.lightbox-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 22, 40, 0.95);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.lightbox-modal.active {
    opacity: 1;
    visibility: visible;
}

.lightbox-content {
    max-width: 80%;
    max-height: 80%;
    position: relative;
    text-align: center;
}

.lightbox-content img {
    max-width: 100%;
    max-height: 70vh;
    object-fit: contain;
    border-radius: 6px;
    box-shadow: 0 20px 80px rgba(0, 0, 0, 0.5);
}

.lightbox-caption {
    color: var(--white);
    font-family: var(--font-heading);
    font-size: 1rem;
    margin-top: 16px;
    font-weight: 500;
}

.lightbox-close {
    position: absolute;
    top: 24px;
    right: 30px;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    color: var(--white);
    border-radius: 50%;
    font-size: 1.3rem;
    transition: var(--transition);
    z-index: 2;
}

.lightbox-close:hover {
    background: var(--blue-primary);
    transform: rotate(90deg);
}

.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    color: var(--white);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    font-size: 1.2rem;
    transition: var(--transition);
    z-index: 2;
}

.lightbox-nav:hover {
    background: var(--blue-primary);
    border-color: var(--blue-primary);
}

.lightbox-prev { left: 30px; }
.lightbox-next { right: 30px; }

@media (max-width: 768px) {
    .lightbox-content {
        max-width: 92%;
    }

    .lightbox-close {
        top: 16px;
        right: 16px;
        width: 40px;
        height: 40px;
        font-size: 1.1rem;
    }

    .lightbox-nav {
        width: 44px;
        height: 44px;
        font-size: 1rem;
    }

    .lightbox-prev { left: 12px; }
    .lightbox-next { right: 12px; }
}

/* ==================== SCROLL REVEAL ==================== */
.section-reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.section-reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* ==================== RESPONSIVE ==================== */
@media (max-width: 1200px) {
    .products-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .process-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (max-width: 1024px) {
    .nav-menu {
        display: none;
    }

    .nav-tools {
        display: none;
    }

    .hamburger {
        display: flex;
    }

    .hero-content h1 {
        font-size: 2.8rem;
    }

    .hero-content p {
        font-size: 1rem;
    }

    .section-header h2 {
        font-size: 2.1rem;
    }

    .about-wrapper {
        grid-template-columns: 1fr;
        gap: 56px;
    }

    .about-experience-badge {
        bottom: -20px;
        right: 20px;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 40px;
    }

    .stat-item:nth-child(2)::after {
        display: none;
    }

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

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

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }

    .footer-about-col {
        grid-column: 1 / -1;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 20px;
    }

    .nav-container {
        padding: 0 20px;
    }

    .logo-img {
        height: 38px;
    }

    /* Mobile Menu */
    .nav-menu {
        display: flex;
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 360px;
        height: 100vh;
        background: var(--white);
        flex-direction: column;
        align-items: flex-start;
        padding: 80px 30px 30px;
        gap: 0;
        transition: right 0.4s ease;
        box-shadow: -10px 0 40px rgba(0, 0, 0, 0.15);
        overflow-y: auto;
    }

    .nav-menu.active {
        right: 0;
        display: flex;
    }

    .nav-link {
        color: var(--text-dark) !important;
        width: 100%;
        padding: 14px 0;
        border-bottom: 1px solid var(--border);
        font-size: 1rem;
    }

    .nav-link::after {
        display: none;
    }

    .nav-item-dropdown > .nav-link::before {
        content: '\f054';
        transform: translateY(-50%) rotate(0deg);
        right: 0;
        font-size: 0.7rem;
        transition: var(--transition);
    }

    .nav-item-dropdown.expanded > .nav-link::before {
        transform: translateY(-50%) rotate(90deg);
    }

    .dropdown-menu {
        position: static;
        transform: none;
        opacity: 0;
        visibility: hidden;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease, opacity 0.3s ease, visibility 0.3s ease;
        background: var(--bg-light);
        min-width: 100%;
        box-shadow: none;
        padding: 0;
        border-radius: 4px;
        margin: 0;
    }

    .dropdown-menu::before {
        display: none;
    }

    .nav-item-dropdown.expanded .dropdown-menu {
        opacity: 1;
        visibility: visible;
        max-height: 300px;
        padding: 8px 0;
        margin-bottom: 8px;
    }

    .dropdown-menu li a {
        padding: 12px 20px;
        font-size: 0.88rem;
    }

    /* Hero */
    .hero {
        min-height: 560px;
        height: 100vh;
    }

    .hero-content h1 {
        font-size: 2.1rem;
    }

    .hero-content p {
        font-size: 0.92rem;
    }

    .hero-tag {
        font-size: 0.68rem;
        padding: 6px 16px;
        margin-bottom: 18px;
    }

    .hero-arrow {
        display: none;
    }

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

    .hero-cta a {
        text-align: center;
        justify-content: center;
        width: 100%;
    }

    .hero-dots {
        bottom: 24px;
    }

    /* Stats */
    .stats-bar {
        padding: 44px 0;
    }

    .stat-item::after {
        display: none !important;
    }

    /* Section headers */
    .section-header h2 {
        font-size: 1.7rem;
    }

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

    .section-subtitle {
        font-size: 0.92rem;
    }

    /* About */
    .about {
        padding: 64px 0;
    }

    .about-experience-badge {
        position: relative;
        bottom: 0;
        right: 0;
        display: inline-block;
        margin-top: 20px;
    }

    /* Products */
    .products {
        padding: 64px 0;
    }

    .products-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }

    /* Manufacturing */
    .manufacturing {
        padding: 64px 0;
    }

    .process-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .process-info h4 {
        font-size: 0.82rem;
    }

    .process-info p {
        font-size: 0.73rem;
    }

    /* Why Us */
    .why-us {
        padding: 64px 0;
    }

    .why-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .why-card {
        padding: 36px 28px;
    }

    /* News */
    .news {
        padding: 64px 0;
    }

    .news-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    /* CTA */
    .cta-section {
        padding: 64px 0;
    }

    .cta-content h2 {
        font-size: 1.8rem;
    }

    .cta-content p {
        font-size: 0.92rem;
    }

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

    .footer-about-col {
        grid-column: 1;
    }

    .footer {
        padding: 56px 0 0;
    }

    /* Floating sidebar */
    .floating-sidebar {
        right: 12px;
        gap: 8px;
    }

    .float-btn {
        width: 42px;
        height: 42px;
        font-size: 0.95rem;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 1.7rem;
    }

    .section-header h2 {
        font-size: 1.5rem;
    }

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

    .stat-number {
        font-size: 2.2rem;
    }

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

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

    .cta-content h2 {
        font-size: 1.5rem;
    }

    .btn-primary,
    .btn-outline-light {
        padding: 12px 28px;
        font-size: 0.82rem;
    }
}

/* ==================== PAGE BANNER ==================== */
.page-banner {
    position: relative;
    height: 420px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: var(--dark);
    overflow: hidden;
}

.page-banner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, rgba(11, 45, 92, 0.3) 0%, rgba(11, 45, 92, 0.5) 100%);
    z-index: 1;
}

.page-banner-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 1;
}

.page-banner-overlay {
    display: none;
}

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

.page-banner-content h1 {
    font-size: 3rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 16px;
}

.page-banner-content p {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.9);
    max-width: 600px;
    margin: 0 auto 24px;
}

.page-banner .breadcrumb {
    display: none;
}

.breadcrumb a {
    color: rgba(255, 255, 255, 0.8);
    transition: var(--transition);
}

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

.breadcrumb i {
    font-size: 0.6rem;
    opacity: 0.6;
}

.breadcrumb span {
    color: var(--white);
}

/* ==================== PAGE SECTION ==================== */
.page-section {
    padding: 100px 0;
    background: var(--white);
}

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

/* ==================== ABOUT PAGE ==================== */
.about-intro {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
    margin-bottom: 80px;
}

.about-intro-image img {
    width: 100%;
    border-radius: 8px;
    box-shadow: var(--shadow-lg);
}

.about-intro-text .section-tag {
    margin-bottom: 16px;
}

.about-intro-text h2 {
    font-size: 2.4rem;
    margin-bottom: 24px;
    line-height: 1.25;
}

.about-intro-text p {
    color: var(--text-gray);
    font-size: 1rem;
    line-height: 1.85;
    margin-bottom: 16px;
}

.about-intro-text p.lead {
    font-size: 1.1rem;
    color: var(--text-dark);
    font-weight: 500;
}

/* Certifications */
.certifications {
    text-align: center;
}

.certifications .section-header {
    margin-bottom: 56px;
}

.cert-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.cert-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 40px 32px;
    text-align: center;
    transition: var(--transition);
}

.cert-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--blue-light);
}

.cert-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--blue-light);
    color: var(--blue-primary);
    border-radius: 50%;
    font-size: 2rem;
    transition: var(--transition);
}

.cert-card:hover .cert-icon {
    background: var(--blue-primary);
    color: var(--white);
    transform: scale(1.1);
}

.cert-card h3 {
    font-size: 1.2rem;
    margin-bottom: 8px;
    color: var(--dark);
}

.cert-card .cert-subtitle {
    font-size: 0.85rem;
    color: var(--blue-bright);
    font-weight: 600;
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.cert-card p {
    font-size: 0.9rem;
    color: var(--text-gray);
    line-height: 1.6;
}

/* Values / Stats section for about */
.about-values {
    background: var(--dark);
    padding: 80px 0;
    position: relative;
    overflow: hidden;
}

.about-values::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 30% 50%, rgba(27, 111, 208, 0.15) 0%, transparent 50%);
}

.about-values .container {
    position: relative;
    z-index: 2;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
    text-align: center;
}

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

.value-item .value-number {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 800;
    color: var(--white);
    line-height: 1;
    margin-bottom: 12px;
}

.value-item .value-label {
    font-size: 0.95rem;
    color: var(--silver-light);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

/* ==================== PRODUCT LIST PAGE ==================== */
.product-page-layout {
    display: grid;
    grid-template-columns: 260px 1fr;
    gap: 48px;
    align-items: start;
}

.product-sidebar {
    position: sticky;
    top: 100px;
}

.sidebar-title {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 2px solid var(--blue-primary);
}

.category-list {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.category-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 20px;
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 6px;
    cursor: pointer;
    transition: var(--transition);
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-dark);
    text-decoration: none;
    margin-bottom: 8px;
}

.category-item:hover {
    background: var(--blue-light);
    border-color: var(--blue-light);
    color: var(--blue-primary);
    padding-left: 24px;
}

.category-item.active {
    background: var(--blue-primary);
    border-color: var(--blue-primary);
    color: var(--white);
}

.category-item.active:hover {
    background: var(--blue-bright);
    border-color: var(--blue-bright);
    color: var(--white);
    padding-left: 20px;
}

.category-item .cat-count {
    font-size: 0.8rem;
    background: var(--bg-gray);
    color: var(--text-gray);
    padding: 2px 10px;
    border-radius: 12px;
    font-weight: 600;
}

.category-item.active .cat-count {
    background: rgba(255, 255, 255, 0.2);
    color: var(--white);
}

/* Hot Products in sidebar */
.hot-products {
    margin-top: 40px;
}

.hot-product-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.hot-product-list li {
    border-bottom: 1px solid var(--border);
}

.hot-product-list li:last-child {
    border-bottom: none;
}

.hot-product-list li a {
    display: block;
    padding: 12px 0;
    font-size: 0.9rem;
    color: var(--text-gray);
    text-decoration: none;
    transition: var(--transition);
    line-height: 1.5;
}

.hot-product-list li a:hover {
    color: var(--blue-bright);
    padding-left: 8px;
}

.product-content-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 32px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border);
}

.product-content-header h2 {
    font-size: 1.5rem;
    margin: 0;
}

.product-count {
    font-size: 0.9rem;
    color: var(--text-gray);
}

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

.product-list-item {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 8px;
    overflow: hidden;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.product-list-item:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-md);
    border-color: var(--blue-light);
}

.product-list-img {
    aspect-ratio: 1;
    background: var(--bg-light);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    overflow: hidden;
}

.product-list-img img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: transform 0.5s ease;
}

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

.product-list-info {
    padding: 20px;
    text-align: center;
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.product-list-info h3 {
    font-size: 1rem;
    margin-bottom: 6px;
    transition: var(--transition);
}

.product-list-item:hover .product-list-info h3 {
    color: var(--blue-bright);
}

.product-list-info .product-model {
    font-size: 0.82rem;
    color: var(--text-light);
}

.view-detail-btn {
    margin-top: 12px;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--blue-bright);
    display: inline-flex;
    align-items: center;
    gap: 4px;
    transition: var(--transition);
}

.product-list-item:hover .view-detail-btn {
    gap: 8px;
}

/* ==================== PRODUCT DETAIL PAGE ==================== */
.product-detail-section {
    padding: 80px 0;
    background: var(--white);
}

.product-detail-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    margin-bottom: 80px;
}

.product-gallery-main {
    aspect-ratio: 1;
    background: var(--bg-light);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px;
    margin-bottom: 16px;
    border: 1px solid var(--border);
}

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

.product-gallery-thumbs {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
}

.gallery-thumb {
    aspect-ratio: 1;
    background: var(--bg-light);
    border: 2px solid var(--border);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 12px;
    cursor: pointer;
    transition: var(--transition);
}

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

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

.product-info .product-category-tag {
    display: inline-block;
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--blue-bright);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 16px;
}

.product-info h1 {
    font-size: 2rem;
    margin-bottom: 12px;
    line-height: 1.3;
}

.product-info .product-model-no {
    font-size: 1rem;
    color: var(--text-gray);
    margin-bottom: 24px;
    font-family: var(--font-heading);
}

.product-info .product-short-desc {
    color: var(--text-gray);
    font-size: 1rem;
    line-height: 1.8;
    margin-bottom: 28px;
    padding-bottom: 28px;
    border-bottom: 1px solid var(--border);
}

.product-specs {
    margin-bottom: 32px;
}

.product-specs h3 {
    font-size: 1.2rem;
    margin-bottom: 16px;
}

.spec-table {
    width: 100%;
    border-collapse: collapse;
}

.spec-table tr {
    border-bottom: 1px solid var(--border);
}

.spec-table tr:last-child {
    border-bottom: none;
}

.spec-table td {
    padding: 12px 0;
    font-size: 0.92rem;
}

.spec-table td:first-child {
    color: var(--text-gray);
    font-weight: 500;
    width: 40%;
}

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

.product-detail-tabs {
    border-top: 1px solid var(--border);
    padding-top: 48px;
}

.tab-nav {
    display: flex;
    gap: 8px;
    margin-bottom: 32px;
    border-bottom: 1px solid var(--border);
}

.tab-btn {
    padding: 14px 28px;
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-gray);
    cursor: pointer;
    transition: var(--transition);
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
    background: none;
}

.tab-btn:hover {
    color: var(--blue-bright);
}

.tab-btn.active {
    color: var(--blue-primary);
    border-bottom-color: var(--blue-primary);
}

.tab-content {
    display: none;
    line-height: 1.8;
    color: var(--text-gray);
}

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

.tab-content p {
    margin-bottom: 16px;
}

.tab-content ul {
    list-style: none;
    margin-bottom: 16px;
}

.tab-content ul li {
    position: relative;
    padding-left: 24px;
    margin-bottom: 10px;
}

.tab-content ul li::before {
    content: '\f00c';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    position: absolute;
    left: 0;
    top: 0;
    color: var(--blue-bright);
    font-size: 0.85rem;
}

/* Related products */
.related-products {
    padding: 80px 0;
    background: var(--bg-light);
}

.related-products .section-header {
    margin-bottom: 48px;
}

/* Related products carousel */
.related-carousel-wrapper {
    position: relative;
    display: flex;
    align-items: center;
    gap: 16px;
}

.related-carousel {
    display: flex;
    gap: 24px;
    overflow-x: auto;
    scroll-behavior: smooth;
    scrollbar-width: none;
    -ms-overflow-style: none;
    flex: 1;
    padding-bottom: 8px;
}

.related-carousel::-webkit-scrollbar {
    display: none;
}

.related-carousel-item {
    flex: 0 0 calc((100% - 72px) / 4);
    background: var(--white);
    border-radius: 8px;
    overflow: hidden;
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
    border: 1px solid var(--border);
}

.related-carousel-item:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-md);
}

.related-carousel-img {
    aspect-ratio: 1 / 1;
    overflow: hidden;
    background: var(--bg-light);
}

.related-carousel-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.related-carousel-item:hover .related-carousel-img img {
    transform: scale(1.08);
}

.related-carousel-title {
    padding: 16px;
    font-size: 0.95rem;
    font-weight: 600;
    text-align: center;
    color: var(--text-dark);
    transition: var(--transition);
}

.related-carousel-item:hover .related-carousel-title {
    color: var(--blue-bright);
}

.related-prev,
.related-next {
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 1px solid var(--border);
    background: var(--white);
    color: var(--blue-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    font-size: 0.9rem;
    box-shadow: var(--shadow-sm);
}

.related-prev:hover,
.related-next:hover {
    background: var(--blue-primary);
    color: var(--white);
    border-color: var(--blue-primary);
}

/* ==================== NEWS LIST PAGE ==================== */
.news-list-section {
    padding: 80px 0;
    background: var(--white);
}

.news-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.news-list-item {
    display: grid;
    grid-template-columns: 220px 1fr;
    gap: 24px;
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 8px;
    overflow: hidden;
    transition: var(--transition);
}

.news-list-item:hover {
    box-shadow: var(--shadow-md);
    transform: translateX(4px);
    border-color: var(--blue-light);
}

.news-list-image,
.news-list-img {
    position: relative;
    aspect-ratio: 16 / 10;
    overflow: hidden;
}

.news-list-image img,
.news-list-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.news-list-item:hover .news-list-image img,
.news-list-item:hover .news-list-img img {
    transform: scale(1.08);
}

.news-list-date-badge {
    position: absolute;
    top: 16px;
    left: 16px;
    background: var(--blue-primary);
    color: var(--white);
    padding: 8px 14px;
    border-radius: 4px;
    text-align: center;
    line-height: 1;
    font-family: var(--font-heading);
}

.news-list-date-badge .day {
    font-size: 1.3rem;
    font-weight: 700;
    display: block;
}

.news-list-date-badge .month {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-top: 2px;
    display: block;
}

.news-list-content {
    padding: 18px 24px 18px 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.news-list-category,
.news-category {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--blue-bright);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 8px;
}

.news-list-content h3 {
    font-size: 1.15rem;
    margin-bottom: 8px;
    line-height: 1.4;
    transition: var(--transition);
}

.news-list-item:hover .news-list-content h3 {
    color: var(--blue-bright);
}

.news-list-content p {
    color: var(--text-gray);
    font-size: 0.88rem;
    line-height: 1.6;
    margin-bottom: 12px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-list-meta,
.news-meta {
    display: flex;
    align-items: center;
    gap: 20px;
    font-size: 0.85rem;
    color: var(--text-light);
    margin-bottom: 12px;
}

.news-list-meta span,
.news-meta span {
    display: flex;
    align-items: center;
    gap: 6px;
}

.news-list-meta i,
.news-meta i {
    color: var(--blue-bright);
    font-size: 0.8rem;
}

.read-more-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-family: var(--font-heading);
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--blue-primary);
    transition: var(--transition);
}

.read-more-btn:hover {
    gap: 12px;
    color: var(--blue-bright);
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 56px;
}

.page-numbers {
    display: flex;
    gap: 8px;
}

.page-numbers a,
.page-numbers span {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border);
    border-radius: 4px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-dark);
    transition: var(--transition);
    cursor: pointer;
}

.page-numbers a:hover {
    background: var(--blue-light);
    border-color: var(--blue-light);
    color: var(--blue-primary);
}

.page-numbers span.current {
    background: var(--blue-primary);
    border-color: var(--blue-primary);
    color: var(--white);
    cursor: default;
}

/* ==================== NEWS DETAIL PAGE ==================== */
.news-detail-section {
    padding: 80px 0;
    background: var(--white);
}

.news-detail-wrapper {
    max-width: 860px;
    margin: 0 auto;
}

.news-detail-header {
    text-align: center;
    margin-bottom: 48px;
    padding-bottom: 40px;
    border-bottom: 1px solid var(--border);
}

.news-detail-category {
    display: inline-block;
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--blue-bright);
    text-transform: uppercase;
    letter-spacing: 0.12em;
    margin-bottom: 20px;
}

.news-detail-header h1 {
    font-size: 2.2rem;
    line-height: 1.3;
    margin-bottom: 20px;
}

.news-detail-meta {
    display: flex;
    align-items: center;
    gap: 24px;
    font-size: 0.9rem;
    color: var(--text-gray);
    flex-wrap: wrap;
    margin-bottom: 32px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border);
}

.news-detail-meta span {
    display: flex;
    align-items: center;
    gap: 8px;
}

.news-detail-meta i {
    color: var(--blue-bright);
}

.news-detail-image {
    margin-bottom: 40px;
    border-radius: 8px;
    overflow: hidden;
}

.news-detail-image img {
    width: 100%;
    height: auto;
}

.news-detail-content {
    line-height: 1.9;
    color: var(--text-dark);
    font-size: 1rem;
}

.news-detail-content p {
    margin-bottom: 20px;
    color: var(--text-gray);
}

.news-detail-content p:first-of-type::first-letter {
    font-size: inherit;
    font-weight: inherit;
    float: none;
    line-height: inherit;
    margin-right: 0;
    margin-top: 0;
    color: inherit;
}

.news-detail-title {
    font-size: 2rem;
    font-weight: 700;
    line-height: 1.3;
    margin-bottom: 20px;
    color: var(--text-dark);
}

.news-detail-body {
    font-size: 1rem;
    line-height: 1.9;
}

/* Prev/Next navigation */
.news-prev-next {
    display: flex;
    justify-content: space-between;
    gap: 32px;
    margin-top: 48px;
    padding-top: 32px;
    border-top: 1px solid var(--border);
}

.prev-link,
.next-link {
    flex: 1;
    max-width: 48%;
}

.next-link {
    text-align: right;
}

.prev-next-label {
    display: block;
    font-size: 0.8rem;
    color: var(--blue-bright);
    font-weight: 600;
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.prev-link a,
.next-link a {
    display: block;
    font-size: 0.95rem;
    color: var(--text-dark);
    text-decoration: none;
    transition: var(--transition);
    line-height: 1.5;
}

.prev-link a:hover,
.next-link a:hover {
    color: var(--blue-bright);
}

.news-detail-content h2 {
    font-size: 1.6rem;
    margin: 36px 0 16px;
}

.news-detail-content h3 {
    font-size: 1.25rem;
    margin: 28px 0 12px;
}

.news-detail-content ul {
    margin-bottom: 20px;
    padding-left: 24px;
}

.news-detail-content ul li {
    margin-bottom: 10px;
    color: var(--text-gray);
    list-style: disc;
}

.news-detail-content blockquote {
    background: var(--blue-light);
    border-left: 4px solid var(--blue-primary);
    padding: 24px 28px;
    margin: 32px 0;
    border-radius: 0 6px 6px 0;
    font-style: italic;
    color: var(--text-dark);
    font-size: 1.05rem;
}

.news-detail-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 48px;
    padding-top: 32px;
    border-top: 1px solid var(--border);
}

.news-detail-tags span {
    font-weight: 600;
    color: var(--text-dark);
}

.news-detail-tags a {
    padding: 6px 16px;
    background: var(--bg-light);
    border-radius: 20px;
    font-size: 0.85rem;
    color: var(--text-gray);
    transition: var(--transition);
}

.news-detail-tags a:hover {
    background: var(--blue-primary);
    color: var(--white);
}

/* Recommended news */
.recommended-news {
    padding: 80px 0;
    background: var(--bg-light);
}

.recommended-news .section-header {
    margin-bottom: 48px;
}

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

.recommended-card {
    background: var(--white);
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid var(--border);
    transition: var(--transition);
}

.recommended-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-md);
}

.recommended-card-img {
    aspect-ratio: 16 / 10;
    overflow: hidden;
}

.recommended-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.recommended-card:hover .recommended-card-img img {
    transform: scale(1.08);
}

.recommended-card-info {
    padding: 20px;
}

.recommended-card-info .date {
    font-size: 0.8rem;
    color: var(--text-light);
    margin-bottom: 8px;
}

.recommended-card-info h4 {
    font-size: 0.95rem;
    line-height: 1.4;
    transition: var(--transition);
}

.recommended-card:hover .recommended-card-info h4 {
    color: var(--blue-bright);
}

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

.contact-info-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-bottom: 80px;
}

/* Contact info list (single column) */
.contact-info-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-top: 32px;
}

.contact-info-row {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 20px 24px;
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 8px;
    transition: var(--transition);
}

.contact-info-row:hover {
    border-color: var(--blue-light);
    box-shadow: var(--shadow-sm);
}

.contact-info-row .contact-info-icon {
    width: 48px;
    height: 48px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--blue-light);
    color: var(--blue-primary);
    border-radius: 50%;
    font-size: 1.1rem;
    transition: var(--transition);
    position: relative;
    cursor: default;
}

.contact-info-row:hover .contact-info-icon {
    background: var(--blue-primary);
    color: var(--white);
}

/* Tooltip for phone/email on hover - shows on left side */
.contact-info-icon[title]:hover::after {
    content: attr(title);
    position: absolute;
    right: 100%;
    top: 50%;
    transform: translateY(-50%);
    margin-right: 10px;
    background: var(--text-dark);
    color: var(--white);
    padding: 6px 14px;
    border-radius: 4px;
    font-size: 0.8rem;
    white-space: nowrap;
    z-index: 100;
    pointer-events: none;
    box-shadow: var(--shadow-md);
}

.contact-info-icon[title]:hover::before {
    content: '';
    position: absolute;
    right: 100%;
    top: 50%;
    transform: translateY(-50%);
    margin-right: 4px;
    border: 6px solid transparent;
    border-left-color: var(--text-dark);
    z-index: 100;
    pointer-events: none;
}

.contact-info-text h4 {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 4px;
}

.contact-info-text p {
    font-size: 0.88rem;
    color: var(--text-gray);
    line-height: 1.5;
}

.contact-info-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 36px 24px;
    text-align: center;
    transition: var(--transition);
}

.contact-info-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-md);
    border-color: var(--blue-light);
}

.contact-info-card .contact-info-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--blue-light);
    color: var(--blue-primary);
    border-radius: 50%;
    font-size: 1.5rem;
    transition: var(--transition);
}

.contact-info-card:hover .contact-info-icon {
    background: var(--blue-primary);
    color: var(--white);
    transform: scale(1.1);
}

.contact-info-card h3 {
    font-size: 1.1rem;
    margin-bottom: 8px;
}

.contact-info-card p {
    font-size: 0.9rem;
    color: var(--text-gray);
    line-height: 1.6;
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 0;
    align-items: stretch;
    background: var(--white);
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    overflow: hidden;
}

.contact-info {
    padding: 48px;
    background: var(--bg-light);
}

.contact-form {
    padding: 48px;
    background: var(--white);
}

.contact-left h2 {
    font-size: 2rem;
    margin-bottom: 20px;
    line-height: 1.3;
}

.contact-left p {
    color: var(--text-gray);
    font-size: 1rem;
    line-height: 1.8;
    margin-bottom: 32px;
}

.contact-social-links {
    display: flex;
    gap: 12px;
    margin-top: 32px;
}

.contact-social-links a {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-light);
    color: var(--text-gray);
    border-radius: 50%;
    transition: var(--transition);
    font-size: 1rem;
}

.contact-social-links a:hover {
    background: var(--blue-primary);
    color: var(--white);
    transform: translateY(-4px);
}

.contact-form {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 40px;
    box-shadow: var(--shadow-sm);
}

.contact-form h3 {
    font-size: 1.4rem;
    margin-bottom: 28px;
}

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

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

.form-group label {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.form-group label .required {
    color: #e74c3c;
    margin-left: 2px;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px 16px;
    border: 1.5px solid var(--border);
    border-radius: 6px;
    font-size: 0.95rem;
    font-family: var(--font-body);
    color: var(--text-dark);
    background: var(--white);
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--blue-bright);
    box-shadow: 0 0 0 3px rgba(27, 111, 208, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 140px;
    line-height: 1.6;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-light);
}

.form-submit {
    width: 100%;
    padding: 16px 32px;
    background: var(--blue-primary);
    color: var(--white);
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 0.03em;
    border-radius: 6px;
    border: none;
    cursor: pointer;
    transition: var(--transition);
}

.form-submit:hover {
    background: var(--blue-bright);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(27, 111, 208, 0.3);
}

/* ==================== RESPONSIVE FOR NEW PAGES ==================== */
@media (max-width: 1024px) {
    .page-banner {
        height: 340px;
    }

    .page-banner-content h1 {
        font-size: 2.2rem;
    }

    .about-intro {
        grid-template-columns: 1fr;
        gap: 48px;
    }

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

    .values-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 40px;
    }

    .product-page-layout {
        grid-template-columns: 1fr;
    }

    .product-sidebar {
        position: static;
    }

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

    .product-detail-wrapper {
        grid-template-columns: 1fr;
        gap: 48px;
    }

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

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

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

@media (max-width: 768px) {
    .page-banner {
        height: 280px;
    }

    .page-banner-content h1 {
        font-size: 1.8rem;
    }

    .page-banner-content p {
        font-size: 0.95rem;
    }

    .page-section {
        padding: 64px 0;
    }

    .about-intro {
        gap: 32px;
        margin-bottom: 56px;
    }

    .about-intro-text h2 {
        font-size: 1.8rem;
    }

    .cert-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .cert-card {
        padding: 32px 24px;
    }

    .values-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 32px;
    }

    .value-item .value-number {
        font-size: 2.2rem;
    }

    .product-list-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }

    .product-list-info {
        padding: 16px;
    }

    .product-list-info h3 {
        font-size: 0.9rem;
    }

    .product-detail-section {
        padding: 56px 0;
    }

    .product-detail-wrapper {
        gap: 36px;
        margin-bottom: 56px;
    }

    .product-info h1 {
        font-size: 1.6rem;
    }

    .product-gallery-thumbs {
        gap: 8px;
    }

    .tab-nav {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    .tab-btn {
        padding: 12px 20px;
        font-size: 0.88rem;
        white-space: nowrap;
    }

    .related-products {
        padding: 56px 0;
    }

    .news-list-section {
        padding: 56px 0;
    }

    .news-list-item {
        grid-template-columns: 1fr;
        gap: 0;
    }

    .news-list-image,
    .news-list-img {
        aspect-ratio: 16 / 9;
    }

    .news-list-content {
        padding: 24px;
    }

    .news-list-content h3 {
        font-size: 1.1rem;
    }

    .news-list-content p {
        -webkit-line-clamp: 2;
    }

    .news-detail-section {
        padding: 56px 0;
    }

    .news-detail-header h1 {
        font-size: 1.6rem;
    }

    .news-detail-content h2 {
        font-size: 1.3rem;
    }

    .news-detail-content p:first-of-type::first-letter {
        font-size: inherit;
    }

    .news-detail-title {
        font-size: 1.5rem;
    }

    .news-prev-next {
        flex-direction: column;
        gap: 24px;
    }

    .prev-link,
    .next-link {
        max-width: 100%;
    }

    .next-link {
        text-align: left;
    }

    .related-carousel-item {
        flex: 0 0 calc((100% - 24px) / 2);
    }

    .contact-info,
    .contact-form {
        padding: 32px 24px;
    }

    .recommended-news {
        padding: 56px 0;
    }

    .recommended-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }

    .recommended-card-info {
        padding: 16px;
    }

    .recommended-card-info h4 {
        font-size: 0.88rem;
    }

    .contact-section {
        padding: 56px 0;
    }

    .contact-info-grid {
        grid-template-columns: 1fr 1fr;
        gap: 16px;
        margin-bottom: 48px;
    }

    .contact-info-card {
        padding: 24px 16px;
    }

    .contact-info-card .contact-info-icon {
        width: 52px;
        height: 52px;
        font-size: 1.2rem;
        margin-bottom: 16px;
    }

    .contact-info-card h3 {
        font-size: 1rem;
    }

    .contact-info-row {
        padding: 16px 20px;
    }

    .contact-info-row .contact-info-icon {
        width: 40px;
        height: 40px;
        font-size: 0.95rem;
    }

    .contact-left h2 {
        font-size: 1.6rem;
    }

    .contact-form {
        padding: 28px 24px;
    }

    .form-row {
        grid-template-columns: 1fr;
        gap: 0;
    }

    .contact-wrapper {
        gap: 36px;
    }

    .pagination {
        margin-top: 40px;
    }

    .page-numbers a,
    .page-numbers span {
        width: 40px;
        height: 40px;
    }
}

@media (max-width: 480px) {
    .page-banner {
        height: 240px;
    }

    .page-banner-content h1 {
        font-size: 1.5rem;
    }

    .values-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }

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

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

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

    .news-detail-header h1 {
        font-size: 1.4rem;
    }

    .news-detail-meta {
        gap: 16px;
        font-size: 0.82rem;
    }
}