/* ==================== 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:#dedede;
}

.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: 100px;
}

.header.scrolled .navbar {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    height: 100px;
}

.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: 62px;
    width: auto;
    transition: var(--transition);
}

.header.scrolled .logo-img {
    height: 62px;
}

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

.nav-link {
    display: block;
    padding: 10px 18px;
    font-family: var(--font-heading);
    font-size: 1.2rem;
    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：与语言图标居中对齐，弹层（含三角箭头）正好显示在图标下方 */
.lang-dropdown {
    min-width: 140px;
}

.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 修复版 */
.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);
}
.search-bar.active {
    padding: 18px 24px;
    max-height: 80px;
    border-top: 1px solid var(--border);
}
.search-bar form{
    width:100%;
    position:relative;
    display:flex;
    align-items:center;
}
.search-input {
    flex: 1;
    border: none;
    outline: none;
    font-size: 1rem;
    font-family: var(--font-body);
    color: var(--text-dark);
    padding: 8px 44px 8px 0;
}
.search-input::placeholder {
    color: var(--text-light);
}
.search-close {
    position: absolute;
    right:4px;
    top: 50%;
    transform: translateY(-50%);
    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: 2.4fr 1fr;
    gap: 64px;
    align-items: center;
}

.about-image {
    position: relative;
    min-height: 520px;
}

.facility-img {
    width: 100%;
    height: 100%;
    min-height: 520px;
    max-height: 640px;
    object-fit: cover;
    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: 12px;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
    position: relative;
    border: 1px solid var(--border);
}

.product-card-simple::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--blue-primary), var(--blue-bright));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
    z-index: 2;
}

.product-card-simple:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 50px rgba(11, 45, 92, 0.12);
    border-color: var(--blue-light);
}

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

.product-simple-img {
    aspect-ratio: 4 / 3;
    overflow: hidden;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.product-simple-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.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;
    padding-top: 40px;
}

/* ==================== 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-image {
        min-height: auto;
    }

    .facility-img {
        min-height: auto;
        max-height: none;
        height: auto;
    }

    .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: 12px;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
    position: relative;
}

.product-list-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--blue-primary), var(--blue-bright));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
    z-index: 2;
}

.product-list-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 50px rgba(11, 45, 92, 0.12);
    border-color: var(--blue-light);
}

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

.product-list-img {
    aspect-ratio: 4 / 3;
    background: linear-gradient(135deg, var(--bg-light) 0%, var(--white) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    overflow: hidden;
    position: relative;
}

.product-list-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.product-list-info {
    padding: 16px 20px 20px;
    text-align: left;
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 4px;
}

.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;
    }
}

/* ==================== SLOGAN BAR ==================== */
.slogan-bar {
    background: linear-gradient(135deg, #0b2d5c 0%, #134b8e 50%, #0b2d5c 100%);
    padding: 90px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.slogan-bar::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('../image/banner-made.jpg') center/cover;
    opacity: 0.15;
}

.slogan-content {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
}

.slogan-en {
    font-family: 'Poppins', sans-serif;
    font-size: 3rem;
    font-weight: 800;
    color: #fff;
    letter-spacing: -0.02em;
    line-height: 1;
}

.slogan-divider {
    width: 2px;
    height: 48px;
    background: rgba(255, 255, 255, 0.3);
}

.slogan-cn {
    font-size: 2.4rem;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.9);
    letter-spacing: 0.1em;
    line-height: 1;
}

/* ==================== HOMEPAGE PRODUCT LAYOUT ==================== */
.homepage-product-layout {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 40px;
    align-items: start;
}

.homepage-category-sidebar {
    background: #f8f9fb;
    border: 1px solid #e8ecf0;
    border-radius: 8px;
    padding: 28px 24px;
    position: sticky;
    top: 100px;
}

.home-cat-group {
    margin-bottom: 28px;
}

.home-cat-group:last-child {
    margin-bottom: 0;
}

.home-cat-group h4 {
    font-size: 1.05rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: #1a1a1a;
    margin-bottom: 16px;
    padding-bottom: 10px;
    border-bottom: 2px solid #134b8e;
}

.home-cat-group a {
    display: block;
    padding: 12px 18px;
    font-size: 1.02rem;
    color: #444;
    text-decoration: none;
    border-radius: 6px;
    transition: all 0.25s ease;
    margin-bottom: 6px;
    font-weight: 500;
}

.home-cat-group a:hover {
    background: #134b8e;
    color: #fff;
    padding-left: 24px;
}

.homepage-product-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 24px;
}

.homepage-product-grid .product-card-simple {
    flex: 0 0 calc((100% - 48px) / 3);
}

.home-cat-btn.active {
    background: #134b8e;
    color: #fff;
}

/* ==================== MANUFACTURING MORE BUTTON ==================== */
.manufacturing-more {
    text-align: center;
    margin-top: 48px;
}

/* ==================== WHY GRID FOUR ==================== */
.why-grid-four {
    grid-template-columns: repeat(4, 1fr);
}

.why-contact-btn {
    text-align: center;
    margin-top: 48px;
}

/* ==================== MADE LIST PAGE ==================== */
.made-list-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.made-list-card {
    background: #fff;
    border: 1px solid #e8ecf0;
    border-radius: 8px;
    overflow: hidden;
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

.made-list-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.1);
    border-color: #4a90e2;
}

.made-list-img {
    aspect-ratio: 4 / 3;
    overflow: hidden;
}

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

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

.made-list-info {
    padding: 20px;
}

.made-list-info h3 {
    font-size: 1.05rem;
    font-weight: 600;
    margin-bottom: 6px;
}

.made-list-info p {
    font-size: 0.85rem;
    color: #777;
    line-height: 1.5;
}

/* ==================== MADE DETAIL PAGE ==================== */
.made-detail-wrapper {
    max-width: 900px;
    margin: 0 auto;
}

.made-detail-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.made-detail-desc {
    font-size: 1rem;
    color: #666;
    margin-bottom: 32px;
    line-height: 1.7;
}

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

.made-detail-image img {
    width: 100%;
    display: block;
}

.made-detail-content {
    font-size: 1rem;
    line-height: 1.9;
    color: #333;
}

.made-detail-content h3 {
    font-size: 1.3rem;
    margin: 32px 0 16px;
}

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

.made-detail-content li {
    margin-bottom: 8px;
    line-height: 1.8;
}

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

.made-detail-back {
    margin-top: 48px;
    text-align: center;
}

/* ==================== PRODUCT BRAND FILTER ==================== */
.brand-filter-bar {
    display: flex;
    gap: 12px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.brand-filter-btn {
    padding: 10px 28px;
    background: #fff;
    border: 1px solid #d0d8e0;
    border-radius: 6px;
    font-size: 0.95rem;
    font-weight: 500;
    color: #333;
    cursor: pointer;
    transition: all 0.25s ease;
    text-decoration: none;
    display: inline-block;
}

.brand-filter-btn:hover,
.brand-filter-btn.active {
    background: #134b8e;
    color: #fff;
    border-color: #134b8e;
}

/* ==================== MODEL TAB BAR ==================== */
.model-tab-bar {
    display: flex;
    gap: 8px;
    margin-bottom: 24px;
    border-bottom: 2px solid #e8ecf0;
    flex-wrap: wrap;
}

.model-tab {
    padding: 10px 24px;
    font-size: 0.9rem;
    font-weight: 600;
    color: #666;
    cursor: pointer;
    border-bottom: 3px solid transparent;
    margin-bottom: -2px;
    transition: all 0.25s ease;
    text-decoration: none;
    display: inline-block;
}

.model-tab:hover,
.model-tab.active {
    color: #134b8e;
    border-bottom-color: #134b8e;
}

/* ==================== BACK BUTTON ==================== */
.back-to-parent {
    margin-bottom: 24px;
}

.back-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: #f0f4f8;
    border: 1px solid #d0d8e0;
    border-radius: 6px;
    font-size: 0.88rem;
    color: #555;
    text-decoration: none;
    transition: all 0.25s ease;
}

.back-btn:hover {
    background: #134b8e;
    color: #fff;
    border-color: #134b8e;
}

/* ==================== PRODUCT NAV BAR ==================== */
.product-nav-bar {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.product-nav-bar .nav-label {
    font-size: 0.85rem;
    font-weight: 600;
    color: #999;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* Product list title */
.product-list-title {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 24px;
    color: #1a1a1a;
}

/* Product list info subtitle */
.product-list-info p {
    font-size: 0.82rem;
    color: #888;
    margin-top: 4px;
}

/* ==================== MOBILE RESPONSIVE ==================== */
@media (max-width: 992px) {
    .slogan-content {
        flex-direction: column;
        gap: 16px;
    }

    .slogan-divider {
        width: 60px;
        height: 2px;
    }

    .slogan-en {
        font-size: 2rem;
    }

    .slogan-cn {
        font-size: 1.6rem;
    }

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

    .homepage-category-sidebar {
        position: static;
    }

    .home-cat-group {
        display: flex;
        flex-wrap: wrap;
        gap: 8px;
    }

    .home-cat-group h4 {
        width: 100%;
    }

    .home-cat-group a {
        margin-bottom: 0;
    }

    .homepage-product-grid .product-card-simple {
        flex: 0 0 calc((100% - 24px) / 2);
    }

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

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

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

@media (max-width: 576px) {
    .slogan-en {
        font-size: 1.6rem;
    }

    .slogan-cn {
        font-size: 1.3rem;
    }

    .homepage-product-grid .product-card-simple {
        flex: 0 0 100%;
    }

    .why-grid-four {
        grid-template-columns: 1fr;
    }

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

    .brand-filter-bar {
        justify-content: center;
    }

    .model-tab-bar {
        justify-content: center;
    }
}

/* ==================== THREE-LEVEL NAVIGATION MENU ==================== */
.dropdown-submenu {
    position: relative;
}

.dropdown-submenu > a {
    display: flex !important;
    justify-content: space-between;
    align-items: center;
}

.dropdown-submenu > a .submenu-arrow {
    font-size: 0.65rem;
    opacity: 0.4;
    margin-left: 12px;
    transition: var(--transition);
}

.dropdown-submenu:hover > a .submenu-arrow {
    opacity: 1;
    color: var(--blue-bright);
}

.submenu {
    position: absolute;
    top: 0;
    left: 100%;
    background: var(--white);
    min-width: 200px;
    padding: 8px 0;
    border-radius: 4px;
    box-shadow: var(--shadow-md);
    opacity: 0;
    visibility: hidden;
    transform: translateX(10px);
    transition: var(--transition);
    z-index: 1001;
}

.submenu::before {
    content: '';
    position: absolute;
    top: 0;
    left: -8px;
    width: 16px;
    height: 100%;
}

.dropdown-submenu:hover .submenu {
    opacity: 1;
    visibility: visible;
    transform: translateX(0);
}

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

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

/* Mobile: three-level submenu expand */
@media (max-width: 1024px) {
    .submenu {
        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-gray);
        min-width: 100%;
        box-shadow: none;
        padding: 0;
        border-radius: 4px;
        margin: 0;
    }

    .submenu::before {
        display: none;
    }

    .dropdown-submenu.expanded .submenu {
        opacity: 1;
        visibility: visible;
        max-height: 200px;
        padding: 8px 0;
        margin-bottom: 4px;
    }

    .dropdown-submenu > a .submenu-arrow {
        transition: transform 0.3s ease;
    }

    .dropdown-submenu.expanded > a .submenu-arrow {
        transform: rotate(90deg);
    }
}

/* ==================== BRAND + MODEL SAME-PAGE SELECTION ==================== */
.brand-tabs {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-bottom: 48px;
    flex-wrap: wrap;
}

.brand-tab {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    padding: 24px 40px;
    background: var(--white);
    border: 2px solid var(--border);
    border-radius: 12px;
    cursor: pointer;
    transition: var(--transition);
    min-width: 160px;
}

.brand-tab:hover {
    border-color: var(--blue-bright);
    box-shadow: var(--shadow-sm);
    transform: translateY(-4px);
}

.brand-tab.active {
    background: var(--blue-primary);
    border-color: var(--blue-primary);
    color: var(--white);
    box-shadow: 0 8px 30px rgba(19, 75, 142, 0.25);
}

.brand-tab .brand-logo {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--blue-light);
    border-radius: 50%;
    font-size: 1.6rem;
    color: var(--blue-primary);
    transition: var(--transition);
}

.brand-tab.active .brand-logo {
    background: rgba(255, 255, 255, 0.15);
    color: var(--white);
}

.brand-tab .brand-name {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 600;
}

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

.model-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 10px;
    overflow: hidden;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    text-decoration: none;
    color: inherit;
}

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

.model-card-img {
    aspect-ratio: 16 / 10;
    background: var(--bg-light);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    overflow: hidden;
}

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

.model-card:hover .model-card-img img {
    transform: scale(1.06);
}

.model-card-info {
    padding: 22px;
    text-align: center;
}

.model-card-info h3 {
    font-size: 1.15rem;
    margin-bottom: 6px;
    transition: var(--transition);
}

.model-card:hover .model-card-info h3 {
    color: var(--blue-bright);
}

.model-card-info .view-parts {
    margin-top: 14px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-family: var(--font-heading);
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--blue-bright);
    transition: var(--transition);
}

.model-card:hover .view-parts {
    gap: 12px;
}

.model-panel {
    display: none;
    animation: fadeInUp 0.5s ease;
}

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

/* Brand content (holds model tabs + part grids) */
.brand-content {
    display: none;
}

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

/* Model content (holds part type grid) */
.model-content {
    display: none;
    animation: fadeInUp 0.5s ease;
}

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

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

@media (max-width: 992px) {
    .model-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .brand-tab {
        min-width: 130px;
        padding: 18px 28px;
    }
}

@media (max-width: 576px) {
    .model-grid {
        grid-template-columns: 1fr;
    }

    .brand-tab {
        min-width: 100px;
        padding: 16px 20px;
    }

    .brand-tab .brand-logo {
        width: 44px;
        height: 44px;
        font-size: 1.3rem;
    }

    .brand-tab .brand-name {
        font-size: 0.95rem;
    }
}


/* ============================================================
   GG FULL WIDTH AD BANNERS
   ============================================================ */
.gg-banners {
    width: 100%;
     /* offset for fixed header */
}

.gg-banner-item {
    width: 100%;
    line-height: 0;
}

.gg-banner-item img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
}

/* ==================== VIDEO SHOWCASE ==================== */
.video-showcase {
    position: relative;
    width: 100%;
    overflow: hidden;
    background: var(--dark);
}

.video-showcase-container {
    position: relative;
    width: 100%;
    max-width: 1920px;
    margin: 0 auto;
    aspect-ratio: 16 / 7;
    overflow: hidden;
}

.video-showcase video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.video-showcase-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(10, 22, 40, 0.2) 0%, transparent 30%, transparent 70%, rgba(10, 22, 40, 0.3) 100%);
    pointer-events: none;
}

.video-showcase-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 48px 64px;
    background: linear-gradient(180deg, transparent 0%, rgba(10, 22, 40, 0.8) 100%);
    pointer-events: none;
}

.video-showcase-caption h3 {
    color: var(--white);
    font-size: 1.6rem;
    font-weight: 700;
    margin: 0 0 8px;
    letter-spacing: -0.01em;
}

.video-showcase-caption p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.95rem;
    margin: 0;
}

@media (max-width: 992px) {
    .video-showcase-container { aspect-ratio: 16 / 9; }
    .video-showcase-caption { padding: 32px 24px; }
    .video-showcase-caption h3 { font-size: 1.2rem; }
}

@media (max-width: 576px) {
    .video-showcase-caption { padding: 24px 16px; }
    .video-showcase-caption h3 { font-size: 1rem; }
    .video-showcase-caption p { font-size: 0.82rem; }
}

/* ==================== P1 SIDEBAR LAYOUT ==================== */
.p1-hero, .pro-hero { position: relative; width: 100%; height: 40vh; min-height: 300px; overflow: hidden; display: flex; align-items: center; justify-content: center; }
.p1-hero-bg, .pro-hero-bg { position: absolute; inset: 0; z-index: 0; }
.p1-hero-img, .pro-hero-img { width: 100%; height: 100%; object-fit: cover; }
.p1-hero-overlay, .pro-hero-overlay { position: absolute; inset: 0; background: linear-gradient(135deg, rgba(10,22,40,0.75) 0%, rgba(11,45,92,0.55) 100%); }
.p1-hero-content, .pro-hero-content { position: relative; z-index: 2; text-align: center; color: #fff; }
.p1-hero-content h1, .pro-hero-content h1 { font-size: 2.6rem; font-weight: 800; margin: 0; text-shadow: 0 4px 30px rgba(0,0,0,0.4); }

.p1-page { padding: 40px 0; background: #f5f7fa; }
.p1-layout { display: flex; gap: 24px; align-items: stretch; }

/* ---- Left Sidebar ---- */
.p1-sidebar { width: 280px; flex-shrink: 0; background: #fff; border-radius: 12px; box-shadow: 0 2px 20px rgba(0,0,0,0.06); overflow: hidden; display: flex; flex-direction: column; }

/* Car photo — reduced height */
.p1-sidebar-photo { width: 100%; height: 130px; overflow: hidden; position: relative; background: #0B2D5C; flex-shrink: 0; }
.p1-sidebar-car-img { width: 100%; height: 100%; object-fit: contain; transition: transform 6s ease; }
.p1-sidebar:hover .p1-sidebar-car-img { transform: scale(1.08); }

.p1-sidebar-header { display: flex; align-items: center; gap: 10px; padding: 16px 24px; background: linear-gradient(135deg, #0B2D5C 0%, #0F3D7A 100%); color: #fff; font-size: 1.05rem; font-weight: 600; flex-shrink: 0; }
.p1-sidebar-header i { font-size: 1.2rem; }

/* Brand tree body — flex-grow to fill remaining height */
.p1-sidebar-body { padding: 8px 0; flex: 1; overflow-y: auto; }

.p1-tree-brand { border-bottom: 1px solid #f0f0f0; }
.p1-tree-brand:last-child { border-bottom: none; }
.p1-tree-brand.active { background: #f8faff; }
.p1-tree-brand-head { display: flex; align-items: center; gap: 8px; padding: 14px 20px; cursor: pointer; transition: all 0.25s ease; }
.p1-tree-brand-head:hover { background: #f0f4fa; }
.p1-tree-arrow { font-size: 0.8rem; transition: transform 0.25s ease; color: #999; flex-shrink: 0; }
.p1-tree-arrow.open { transform: rotate(90deg); color: #0066CC; }

/* Brand logo image */
.p1-tree-brand-logo { width: 28px; height: 28px; object-fit: contain; flex-shrink: 0; border-radius: 4px; }

.p1-tree-brand-name { font-size: 0.95rem; font-weight: 600; color: #333; }
.p1-tree-brand.active .p1-tree-brand-name { color: #0066CC; }

.p1-tree-models { padding: 4px 0 8px 0; }
.p1-tree-model { display: flex; align-items: center; gap: 10px; padding: 10px 24px 10px 40px; color: #666; font-size: 0.88rem; transition: all 0.2s ease; cursor: pointer; }
.p1-tree-model:hover { color: #0066CC; background: #f0f4fa; }
.p1-tree-model.active { color: #0066CC; font-weight: 600; background: #e8f0fc; }
.p1-tree-dot { font-size: 0.35rem; color: #ccc; }
.p1-tree-model.active .p1-tree-dot { color: #0066CC; }

/* ---- Right Main Content ---- */
.p1-main { flex: 1; min-width: 0; }

/* Category circles card — full width */
.p1-cat-card { background: #fff; border-radius: 12px; padding: 28px 32px; box-shadow: 0 2px 20px rgba(0,0,0,0.06); margin-bottom: 24px; }
.p1-cat-card-title h3 { font-size: 1.1rem; font-weight: 700; color: #1a2a4a; margin: 0 0 20px 0; }
.p1-cat-circles { display: flex; gap: 0; flex-wrap: wrap; justify-content: space-between; width: 100%; }

.p1-cat-circle { display: flex; flex-direction: column; align-items: center; gap: 12px; cursor: pointer; transition: all 0.3s ease; flex: 1 1 0; min-width: 0; text-align: center; padding: 8px 4px; border-radius: 10px; }
.p1-cat-icon { width: 80px; height: 80px; border-radius: 50%; background: #f0f4f8; display: flex; align-items: center; justify-content: center; transition: all 0.3s ease; border: 2px solid transparent; overflow: hidden; }

/* Category icon image (from CMS uploaded thumb) */
.p1-cat-icon-img { width: 100%; height: 100%; object-fit: cover; border-radius: 50%; transition: all 0.3s ease; }

.p1-cat-circle:hover { background: #f8faff; }
.p1-cat-circle:hover .p1-cat-icon { background: #e8f0fc; border-color: #0066CC; transform: translateY(-4px); }
.p1-cat-circle:hover .p1-cat-icon-img { transform: scale(1.1); }
.p1-cat-circle.active { background: #e8f0fc; }
.p1-cat-circle.active .p1-cat-icon { border-color: #0066CC; box-shadow: 0 6px 20px rgba(0,102,204,0.3); }
.p1-cat-circle.active .p1-cat-icon-img { transform: scale(1.05); }
.p1-cat-circle span { font-size: 0.84rem; color: #666; font-weight: 500; transition: color 0.3s ease; white-space: nowrap; }
.p1-cat-circle.active span { color: #0066CC; font-weight: 600; }

.p1-parts-panel { animation: p1FadeIn 0.4s ease; }
.p1-parts-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; }
.p1-parts-header h3 { font-size: 1.1rem; font-weight: 700; color: #1a2a4a; margin: 0; }
.p1-parts-more { font-size: 0.85rem; color: #0066CC; text-decoration: none; transition: all 0.2s ease; }
.p1-parts-more i { font-size: 0.75rem; margin-left: 4px; transition: transform 0.2s ease; }
.p1-parts-more:hover i { transform: translateX(4px); }

.p1-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.p1-grid .product-list-item { background: #fff; border-radius: 12px; overflow: hidden; box-shadow: 0 2px 12px rgba(0,0,0,0.06); transition: all 0.3s ease; }
.p1-grid .product-list-item:hover { box-shadow: 0 8px 30px rgba(0,0,0,0.12); transform: translateY(-6px); }
.p1-grid .product-list-img { aspect-ratio: 4/3; overflow: hidden; background: #f5f7fa; }
.p1-grid .product-list-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
.p1-grid .product-list-item:hover .product-list-img img { transform: scale(1.08); }
.p1-grid .product-list-info { padding: 16px 20px; }
.p1-grid .product-list-info h3 { font-size: 0.92rem; font-weight: 600; color: #1a2a4a; margin: 0 0 10px 0; }
.p1-product-tags { display: flex; gap: 6px; flex-wrap: wrap; }
.p1-tag { display: inline-block; padding: 3px 10px; font-size: 0.72rem; color: #0066CC; background: #e8f0fc; border-radius: 4px; font-weight: 500; }

@keyframes p1FadeIn { 0% { opacity: 0; transform: translateY(10px); } 100% { opacity: 1; transform: translateY(0); } }
.p1-model-panel { animation: p1FadeIn 0.4s ease; }

@media (max-width: 992px) {
    .p1-layout { flex-direction: column; }
    .p1-sidebar { width: 100%; }
    .p1-sidebar-photo { height: 100px; }
    .p1-sidebar-body { max-height: 300px; }
    .p1-grid { grid-template-columns: repeat(2, 1fr); }
    .p1-cat-icon { width: 64px; height: 64px; }
    .p1-hero-content h1, .pro-hero-content h1 { font-size: 2rem; }
    .p1-hero, .pro-hero { height: 32vh; min-height: 240px; }
}
@media (max-width: 576px) {
    .p1-grid { grid-template-columns: 1fr; }
    .p1-sidebar-photo { height: 90px; }
    .p1-sidebar-body { max-height: 250px; }
    .p1-cat-card { padding: 20px 16px; }
    .p1-cat-circles { gap: 4px; overflow-x: auto; flex-wrap: nowrap; justify-content: flex-start; -webkit-overflow-scrolling: touch; }
    .p1-cat-circle { flex-shrink: 0; min-width: 76px; padding: 6px 4px; }
    .p1-cat-icon { width: 52px; height: 52px; }
    .p1-cat-circle span { font-size: 0.72rem; }
    .p1-tree-brand-head { padding: 12px 16px; gap: 6px; }
    .p1-tree-brand-logo { width: 24px; height: 24px; }
    .p1-tree-brand-name { font-size: 0.88rem; }
    .p1-tree-model { padding: 8px 16px 8px 32px; font-size: 0.82rem; }
    .p1-hero-content h1, .pro-hero-content h1 { font-size: 1.6rem; }
    .p1-hero, .pro-hero { height: 28vh; min-height: 200px; }
    .p1-parts-header h3 { font-size: 0.95rem; }
    .p1-product-tags { display: none; }
}

/* ==================== HOME PRODUCTS (index.html — independent from fm-blocks) ==================== */
.home-products {
    position: relative;
    width: 100%;
    height: 60vh;
    min-height: 460px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.home-products-bg { position: absolute; inset: 0; z-index: 0; }
.home-products-img { width: 100%; height: 100%; object-fit: cover; animation: hpZoom 25s ease-in-out infinite alternate; }
@keyframes hpZoom { 0% { transform: scale(1); } 100% { transform: scale(1.12); } }
.home-products-overlay { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(10,22,40,0.88) 0%, rgba(11,45,92,0.72) 50%, rgba(10,22,40,0.9) 100%); }

.home-products-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: #fff;
    padding: 0 24px;
    margin-bottom: 48px;
    animation: hpFadeUp 1s ease 0.2s both;
}
@keyframes hpFadeUp { 0% { opacity: 0; transform: translateY(30px); } 100% { opacity: 1; transform: translateY(0); } }

.home-products-tag {
    display: inline-block;
    font-size: 0.78rem;
    letter-spacing: 0.25em;
    color: rgba(255,255,255,0.6);
    margin-bottom: 14px;
    text-transform: uppercase;
    font-weight: 500;
}

.home-products-content h2 {
    font-size: 2.2rem;
    font-weight: 800;
    margin: 0 0 12px;
    letter-spacing: -0.02em;
    text-shadow: 0 4px 30px rgba(0,0,0,0.4);
}

.home-products-content p {
    font-size: 0.95rem;
    color: rgba(255,255,255,0.8);
    max-width: 540px;
    margin: 0 auto;
    line-height: 1.7;
}

.home-products-row {
    position: relative;
    z-index: 2;
    display: flex;
    width: 100%;
    max-width: 1100px;
    margin: 0 auto;
    align-items: stretch;
}

.home-products-block {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 18px;
    padding: 28px 20px;
    color: #fff;
    text-decoration: none;
    position: relative;
    transition: background 0.4s ease;
    opacity: 0;
    animation: hpBlockIn 0.8s ease forwards;
}

.home-products-block:nth-child(1) { animation-delay: 0.4s; }
.home-products-block:nth-child(2) { animation-delay: 0.6s; }
.home-products-block:nth-child(3) { animation-delay: 0.8s; }

@keyframes hpBlockIn {
    0% { opacity: 0; transform: translateY(30px); }
    100% { opacity: 1; transform: translateY(0); }
}

.home-products-block:not(:last-child)::after {
    content: '';
    position: absolute;
    right: 0;
    top: 25%;
    height: 50%;
    width: 1px;
    background: rgba(255,255,255,0.12);
}

.home-products-block:hover { background: rgba(255,255,255,0.06); }

.home-products-icon {
    width: 72px;
    height: 72px;
    border: 2px solid rgba(255,255,255,0.25);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: rgba(255,255,255,0.8);
    transition: all 0.4s ease;
}

.home-products-block:hover .home-products-icon {
    border-color: #fff;
    color: #fff;
    transform: scale(1.12);
    box-shadow: 0 0 40px rgba(255,255,255,0.12);
}

.home-products-name {
    font-size: 1.05rem;
    font-weight: 600;
    color: rgba(255,255,255,0.85);
    transition: color 0.3s ease;
}

.home-products-block:hover .home-products-name { color: #fff; }

.home-products-line {
    width: 0;
    height: 2px;
    background: #fff;
    transition: width 0.4s ease;
}

.home-products-block:hover .home-products-line { width: 40px; }

@media (max-width: 992px) {
    .home-products { height: auto; min-height: auto; padding: 80px 0 60px; }
    .home-products-row { flex-direction: column; gap: 0; }
    .home-products-block { padding: 36px 20px; }
    .home-products-block:not(:last-child)::after { display: none; }
    .home-products-block:not(:last-child) { border-bottom: 1px solid rgba(255,255,255,0.08); }
    .home-products-content h2 { font-size: 1.8rem; }
}

@media (max-width: 576px) {
    .home-products-content h2 { font-size: 1.5rem; }
    .home-products-content p { font-size: 0.85rem; }
    .home-products-icon { width: 56px; height: 56px; font-size: 1.4rem; }
    .home-products-name { font-size: 0.92rem; }
}

/* ==================== FM BLOCKS (product-fm.html only) ==================== */
.fm-blocks {
    position: relative;
    width: 100%;
    height: 100vh;
    min-height: 600px;
    overflow: hidden;
    display: flex;
    align-items: stretch;
}
.fm-blocks-bg { position: absolute; inset: 0; z-index: 0; }
.fm-blocks-img { width: 100%; height: 100%; object-fit: cover; animation: fmZoom 25s ease-in-out infinite alternate; }
@keyframes fmZoom { 0% { transform: scale(1); } 100% { transform: scale(1.15); } }
.fm-blocks-overlay { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(10,22,40,0.92) 0%, rgba(11,45,92,0.78) 50%, rgba(10,22,40,0.95) 100%); }
.fm-blocks-row { position: relative; z-index: 2; display: flex; width: 100%; margin: 0 auto; align-items: stretch; }
.fm-block { flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 24px; padding: 60px 24px; color: #fff; text-decoration: none; position: relative; transition: background 0.4s ease; opacity: 0; animation: fmBlockIn 0.8s ease forwards; }
.fm-block:nth-child(1) { animation-delay: 0.3s; }
.fm-block:nth-child(2) { animation-delay: 0.5s; }
.fm-block:nth-child(3) { animation-delay: 0.7s; }
@keyframes fmBlockIn { 0% { opacity: 0; transform: translateY(40px); } 100% { opacity: 1; transform: translateY(0); } }
.fm-block:not(:last-child)::after { content: ''; position: absolute; right: 0; top: 25%; height: 50%; width: 1px; background: rgba(255,255,255,0.12); }
.fm-block:hover { background: rgba(255,255,255,0.06); }
.fm-block-icon { width: 100px; height: 100px; border: 2px solid rgba(255,255,255,0.25); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 2.5rem; color: rgba(255,255,255,0.8); transition: all 0.4s ease; }
.fm-block:hover .fm-block-icon { border-color: #fff; color: #fff; transform: scale(1.12); box-shadow: 0 0 50px rgba(255,255,255,0.15); }
.fm-block-name { font-size: 1.2rem; font-weight: 600; color: rgba(255,255,255,0.85); transition: color 0.3s ease; }
.fm-block:hover .fm-block-name { color: #fff; }
.fm-block-line { width: 0; height: 2px; background: #fff; transition: width 0.4s ease; }
.fm-block:hover .fm-block-line { width: 50px; }
@media (max-width: 992px) {
    .fm-blocks { height: auto; min-height: auto; flex-direction: column; padding: 120px 0 80px; }
    .fm-blocks-row { flex-direction: column; }
    .fm-block { padding: 48px 24px; }
    .fm-block:not(:last-child)::after { display: none; }
    .fm-block:not(:last-child) { border-bottom: 1px solid rgba(255,255,255,0.08); }
}
@media (max-width: 576px) {
    .fm-block-icon { width: 70px; height: 70px; font-size: 1.8rem; }
    .fm-block-name { font-size: 1rem; }
}

/* ==================== P1 / PRO SHARED STYLE ==================== */
.p1-hero, .pro-hero { position: relative; width: 100%; height: 40vh; min-height: 300px; overflow: hidden; display: flex; align-items: center; justify-content: center; }
.p1-hero-bg, .pro-hero-bg { position: absolute; inset: 0; z-index: 0; }
.p1-hero-img, .pro-hero-img { width: 100%; height: 100%; object-fit: cover; }
.p1-hero-overlay, .pro-hero-overlay { position: absolute; inset: 0; background: linear-gradient(135deg, rgba(10,22,40,0.75) 0%, rgba(11,45,92,0.55) 100%); }
.p1-hero-content, .pro-hero-content { position: relative; z-index: 2; text-align: center; color: #fff; }
.p1-hero-content h1, .pro-hero-content h1 { font-size: 2.6rem; font-weight: 800; margin: 0; text-shadow: 0 4px 30px rgba(0,0,0,0.4); }

.p1-tab-bar { background: #fff; box-shadow: 0 4px 24px rgba(0,0,0,0.08); position: sticky; top: 72px; z-index: 50; }
.p1-tab-row { display: flex; gap: 0; justify-content: center; flex-wrap: wrap; }
.p1-tab { display: flex; flex-direction: column; align-items: center; gap: 12px; padding: 32px 52px; color: #666; font-size: 1rem; font-weight: 500; transition: all 0.3s ease; position: relative; min-width: 170px; }
.p1-tab i { font-size: 2rem; transition: transform 0.3s ease; }
.p1-tab span { font-size: 0.92rem; }
.p1-tab:hover { color: #0066CC; background: #E8F0FC; }
.p1-tab:hover i { transform: scale(1.25); }
.p1-tab.active { color: #0066CC; }
.p1-tab.active::after { content: ''; position: absolute; bottom: 0; left: 50%; transform: translateX(-50%); width: 50px; height: 3px; background: #0066CC; border-radius: 2px; }

.pro-tab-bar { background: #fff; box-shadow: 0 4px 24px rgba(0,0,0,0.08); position: sticky; top: 72px; z-index: 50; }
.pro-tab-row { display: flex; gap: 0; justify-content: center; flex-wrap: wrap; }
.pro-tab { display: flex; flex-direction: row; align-items: center; gap: 10px; padding: 28px 44px; color: #666; font-size: 1rem; font-weight: 500; transition: all 0.3s ease; position: relative; min-width: 170px; }
.pro-tab i { font-size: 1.6rem; transition: transform 0.3s ease; }
.pro-tab span { font-size: 0.92rem; }
.pro-tab:hover { color: #0066CC; background: #E8F0FC; }
.pro-tab:hover i { transform: scale(1.2); }
.pro-tab.active { color: #0066CC; }
.pro-tab.active::after { content: ''; position: absolute; bottom: 0; left: 50%; transform: translateX(-50%); width: 50px; height: 3px; background: #0066CC; border-radius: 2px; }

.p1-section { padding: 48px 0; background: #f5f7fa; }
.p1-grid { grid-template-columns: repeat(3, 1fr); gap: 28px; }

@media (max-width: 992px) {
    .p1-grid { grid-template-columns: repeat(2, 1fr); }
    .p1-tab { padding: 24px 32px; min-width: 130px; }
    .p1-tab i { font-size: 1.6rem; }
    .pro-tab { padding: 22px 30px; min-width: 130px; }
    .pro-tab i { font-size: 1.4rem; }
    .p1-hero-content h1, .pro-hero-content h1 { font-size: 2rem; }
    .p1-hero, .pro-hero { height: 32vh; min-height: 240px; }
}
@media (max-width: 576px) {
    .p1-grid { grid-template-columns: 1fr; }
    .p1-tab-row, .pro-tab-row { overflow-x: auto; flex-wrap: nowrap; justify-content: flex-start; -webkit-overflow-scrolling: touch; }
    .p1-tab { flex-shrink: 0; padding: 18px 22px; min-width: 100px; }
    .p1-tab i { font-size: 1.5rem; }
    .pro-tab { flex-shrink: 0; padding: 18px 22px; min-width: 100px; }
    .pro-tab i { font-size: 1.3rem; }
    .p1-hero-content h1, .pro-hero-content h1 { font-size: 1.6rem; }
    .p1-hero, .pro-hero { height: 28vh; min-height: 200px; }
}


/* ==================== FEATURED PRODUCTS (精选产品) ==================== */
.fp-section { padding: 90px 0; background: var(--white); }
.fp-layout { display: flex; gap: 48px; align-items: flex-start; }
.fp-intro { flex: 0 0 300px; padding-top: 10px; }
.fp-intro h2 { font-size: 2.4rem; color: var(--text-dark); margin-bottom: 18px; }
.fp-intro p { color: var(--text-gray); font-size: 1rem; line-height: 1.8; margin-bottom: 30px; }
.fp-view-all {
    display: inline-flex; align-items: center; gap: 10px;
    padding: 14px 30px;
    background: var(--blue-primary); color: var(--white);
    font-family: var(--font-heading); font-weight: 600; font-size: 0.92rem;
    border-radius: 3px; transition: var(--transition);
}
.fp-view-all:hover { background: var(--blue-bright); transform: translateY(-2px); box-shadow: 0 8px 25px rgba(27,111,208,.35); }

.fp-carousel-wrap { flex: 1; min-width: 0; position: relative; display: flex; align-items: center; gap: 12px; }
.fp-carousel { display: flex; gap: 24px; overflow-x: auto; scroll-behavior: smooth; scrollbar-width: none; -ms-overflow-style: none; flex: 1; min-width: 0; padding-bottom: 8px; }
.fp-carousel::-webkit-scrollbar { display: none; }
.fp-card {
    flex: 0 0 calc((100% - 48px) / 3);
    background: var(--white); border: 1px solid var(--border);
    border-radius: 8px; overflow: hidden;
    transition: var(--transition); display: flex; flex-direction: column;
}
.fp-card:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); border-color: var(--blue-bright); }
.fp-prev, .fp-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);
}
.fp-prev:hover, .fp-next:hover { background: var(--blue-primary); color: var(--white); border-color: var(--blue-primary); }
.fp-card-img { aspect-ratio: 4 / 3; overflow: hidden; background: var(--bg-light); }
.fp-card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.fp-card:hover .fp-card-img img { transform: scale(1.06); }
.fp-card-body { padding: 16px 18px 20px; display: flex; flex-direction: column; flex: 1; }
.fp-card-body h3 { font-size: 1rem; color: var(--text-dark); font-weight: 700; margin-bottom: 6px; line-height: 1.35; }
.fp-card-vehicle { font-size: 0.85rem; color: var(--text-gray); margin-bottom: 4px; }
.fp-card-oe { font-size: 0.82rem; color: var(--text-gray); margin-bottom: 14px; }
.fp-card-link { margin-top: auto; font-size: 0.88rem; font-weight: 600; color: var(--blue-primary); display: inline-flex; align-items: center; gap: 6px; }
.fp-card-link i { transition: transform .3s ease; }
.fp-card:hover .fp-card-link i { transform: translateX(4px); }

/* ==================== FIND YOUR VEHICLE (按车型查找) ==================== */
.fv-section { padding: 90px 0; background: var(--bg-light); }
.fv-layout { display: flex; gap: 48px; align-items: flex-start; }
.fv-intro { flex: 0 0 320px; padding-top: 10px; }
.fv-intro h2 { font-size: 2.4rem; color: var(--text-dark); margin-bottom: 12px; }
.fv-intro p { color: var(--text-gray); font-size: 1rem; margin-bottom: 24px; }

.fv-search-bar { display: flex; width: 100%; margin: 0 0 14px; border: 1px solid var(--border); border-radius: 4px; overflow: hidden; background: var(--white); box-shadow: var(--shadow-sm); }
.fv-search-input { flex: 1; border: none; outline: none; padding: 15px 20px; font-size: 0.95rem; color: var(--text-dark); font-family: inherit; }
.fv-search-input::placeholder { color: var(--text-light); }
.fv-search-bar { margin: 0 auto 14px; }
.fv-search-btn { background: var(--blue-primary); color: var(--white); padding: 0 28px; font-size: 0.95rem; font-weight: 600; font-family: var(--font-heading); transition: var(--transition); display: inline-flex; align-items: center; gap: 8px; border: none; cursor: pointer; }
.fv-search-btn:hover { background: var(--blue-bright); }
.fv-popular { color: var(--text-light); font-size: 0.85rem; margin: 0; }
.fv-popular-tag { color: var(--blue-bright); cursor: pointer; transition: color .3s; }
.fv-popular-tag:hover { color: var(--blue-primary); text-decoration: underline; }
.fv-sep { margin: 0 8px; color: var(--silver); }

.fv-carousel-wrap { flex: 1; min-width: 0; position: relative; display: flex; align-items: center; gap: 12px; }
.fv-carousel { display: flex; gap: 24px; overflow-x: auto; scroll-behavior: smooth; scrollbar-width: none; -ms-overflow-style: none; flex: 1; min-width: 0; padding-bottom: 8px; }
.fv-carousel::-webkit-scrollbar { display: none; }
.fv-card { flex: 0 0 calc((100% - 48px) / 3); background: var(--white); border: 1px solid var(--border); border-radius: 8px; overflow: hidden; transition: var(--transition); display: flex; flex-direction: column; }
.fv-card:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); border-color: var(--blue-bright); }
.fv-card-head {     padding: 12px 0px 0px; text-align: center; }
.fv-brand-logo { height: 52px; width: auto; max-width: 100%; object-fit: contain; margin: 0 auto 12px; display: block; }
.fv-brand-name { display: block; font-family: var(--font-heading); font-weight: 700; font-size: 1.05rem; color: var(--text-dark); letter-spacing: .05em; }
.fv-car { aspect-ratio: 12 / 10; background: #ffffff; overflow: hidden; }
.fv-car-img { width: 100%; height: 100%; object-fit: contain; transition: transform .5s ease; }
.fv-card:hover .fv-car-img { transform: scale(1.06); }
.fv-card-body { padding: 16px 20px 20px; }
.fv-brand-desc { font-size: 0.9rem; color: var(--text-gray); margin-bottom: 14px; line-height: 1.5; }
.fv-view { font-size: 0.9rem; font-weight: 600; color: var(--blue-primary); display: inline-flex; align-items: center; gap: 8px; }
.fv-view i { transition: transform .3s ease; }
.fv-card:hover .fv-view i { transform: translateX(4px); }
.fv-prev, .fv-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);
}
.fv-prev:hover, .fv-next:hover { background: var(--blue-primary); color: var(--white); border-color: var(--blue-primary); }

/* ==================== 精选产品 / 按车型查找 - 响应式 ==================== */
@media (max-width: 1024px) {
    .fp-layout, .fv-layout { flex-direction: column; gap: 36px; }
    .fp-intro, .fv-intro { flex: 1 1 auto; max-width: 620px; }

}
@media (max-width: 600px) {
    .fp-prev, .fp-next, .fv-prev, .fv-next { display: none; }
    .fp-section, .fv-section { padding: 64px 0; }
    .fp-intro h2, .fv-header h2 { font-size: 1.9rem; }
    .fv-search-bar { flex-direction: column; }
    .fv-search-btn { padding: 14px; justify-content: center; }
    .fp-card-body h3 { min-height: 0; }
}

/* ==================== FACILITY / QUALITY / OEM / CTA ==================== */
.fq-section { background: var(--white); }

/* 上排：4 列图文 */
.fq-top { display: flex; align-items: stretch; padding: 0 40px; }
.fq-facility-img, .fq-quality-img { flex: 0 0 30%; overflow: hidden; }
.fq-facility-img img, .fq-quality-img img { width: 100%; height: 100%; object-fit: cover; }
.fq-facility-text, .fq-quality-text { flex: 1; padding: 60px 36px; display: flex; flex-direction: column; justify-content: flex-start; }
.fq-facility-text { }
.fq-facility-text .fq-btn, .fq-quality-text .fq-btn { margin-top: auto; }
.fq-tag { display: block; font-size: 0.78rem; font-weight: 600; letter-spacing: 0.18em; text-transform: uppercase; color: var(--blue-bright); margin-bottom: 14px; }
.fq-tag-light { color: var(--silver-light); }
.fq-facility-text h2 { font-size: 2.2rem; color: var(--text-dark); line-height: 1.1; margin-bottom: 6px; }
.fq-sub { font-size: 1.05rem; color: var(--text-gray); margin-bottom: 20px; }
.fq-divider { width: 40px; height: 3px; background: var(--blue-primary); margin-bottom: 24px; }
.fq-stats { display: flex; gap: 32px; margin-bottom: 28px; flex-wrap: wrap; }
.fq-stat strong { display: block; font-size: 1rem; color: var(--text-dark); margin-bottom: 2px; }
.fq-stat span { font-size: 0.85rem; color: var(--text-gray); }
.fq-quality-text h2 { font-size: 1.8rem; color: var(--text-dark); line-height: 1.25; margin-bottom: 14px; }
.fq-quality-text p { color: var(--text-gray); font-size: 0.95rem; line-height: 1.7; margin-bottom: 24px; max-width: 380px; }

/* 按钮 */
.fq-btn { display: inline-flex; align-items: center; gap: 8px; padding: 13px 28px; background: var(--blue-primary); color: var(--white); font-family: var(--font-heading); font-weight: 600; font-size: 0.9rem; border-radius: 3px; transition: var(--transition); border: 1.5px solid var(--blue-primary); align-self: flex-start; }
.fq-btn:hover { background: var(--blue-bright); border-color: var(--blue-bright); transform: translateY(-2px); box-shadow: 0 8px 25px rgba(27,111,208,.35); }
.fq-btn i { transition: transform .3s ease; }
.fq-btn:hover i { transform: translateX(4px); }
.fq-btn-outline { background: transparent; color: var(--white); border-color: rgba(255,255,255,0.4); }
.fq-btn-outline:hover { background: var(--white); color: var(--dark); border-color: var(--white); box-shadow: none; }

/* 中排：OEM/ODM */
.fq-oem { display: flex; align-items: center; gap: 56px; background: var(--bg-light); padding: 28px 64px; }
.fq-oem-img { flex: 0 0 30%; }
.fq-oem-img img { width: 100%; height: 100%; object-fit: cover; border-radius: 8px; box-shadow: var(--shadow-md); }
.fq-oem-text { flex: none; }
.fq-oem-text h2 { font-size: 1.9rem; color: var(--blue-primary); margin-bottom: 12px; }
.fq-oem-text > p { color: var(--text-gray); max-width: 520px; margin-bottom: 32px; }
.fq-process { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.fq-process-step { display: flex; flex-direction: column; align-items: center; text-align: center; gap: 8px; }
.fq-process-icon { width: 56px; height: 56px; border-radius: 50%; border: 1.5px solid var(--blue-accent); display: flex; align-items: center; justify-content: center; color: var(--blue-primary); font-size: 1.2rem; background: var(--white); }
.fq-process-step span { font-size: 0.85rem; color: var(--text-dark); font-weight: 600; }
.fq-process-arrow { color: var(--silver); font-size: 0.85rem; }
.fq-oem-cta { flex: 0 0 auto; }

/* 下排：深色 CTA */
.fq-cta { background: var(--dark); position: relative; overflow: hidden; padding: 56px 0; }
.fq-cta .container { display: flex; align-items: center; justify-content: space-between; gap: 40px; position: relative; z-index: 1; }
.fq-cta::before { content: ''; position: absolute; inset: 0; background: linear-gradient(135deg, rgba(11,45,92,0.85), rgba(10,22,40,0.92)); }
.fq-cta-inner, .fq-cta-btns { position: relative; z-index: 1; }
.fq-cta h2 { font-size: 2rem; color: var(--white); margin-bottom: 10px; }
.fq-cta p { color: var(--silver-light); font-size: 0.95rem; }
.fq-cta-btns { display: flex; gap: 16px; flex-shrink: 0; }

/* 响应式 */
@media (max-width: 992px) {
    .fq-top { flex-direction: column; }
    .fq-facility-img, .fq-quality-img { flex: none; height: 240px; }
    .fq-facility-text { border-right: none; border-bottom: 1px solid var(--border); }
    .fq-facility-text, .fq-quality-text { padding: 40px 24px; }
    .fq-oem { flex-direction: column; padding: 48px 24px; gap: 32px; }
    .fq-oem-img { flex: none; }
    .fq-oem-img img { max-width: 100%; }
    .fq-oem-cta { padding-right: 0; }
    .fq-cta { flex-direction: column; text-align: center; padding: 48px 24px; }
    .fq-cta-btns { justify-content: center; }
}