/* Font Face Declarations */
@font-face {
    font-family: 'Primary';
    src: url('font/e4af272ccee01ff0-s.p.woff2') format('woff2');
    font-weight: normal;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Secondary';
    src: url('font/0d24b44805eee576-s.p.woff2') format('woff2');
    font-weight: normal;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Bold';
    src: url('font/833d076666a41251-s.p.woff2') format('woff2');
    font-weight: bold;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Fallback';
    src: url('font/8e7fd459427181dc-s.p.ttf') format('truetype');
    font-weight: normal;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Font7';
    src: url('font/8e9903fc4b68b9b6-s.p.woff2') format('woff2');
    font-weight: normal;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Font8';
    src: url('font/97e0cb1ae144a2a9-s.woff2') format('woff2');
    font-weight: normal;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Font1';
    src: url('font/0d24b44805eee576-s.p.woff2') format('woff2');
    font-weight: normal;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'ArchivoBlack';
    src: url('font/ArchivoBlack-Regular.ttf') format('truetype');
    font-weight: normal;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Anton';
    src: url('font/Anton-Regular.ttf') format('truetype');
    font-weight: normal;
    font-style: normal;
    font-display: swap;
}

/* Global Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Primary', 'Secondary', Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
    font-feature-settings: 'kern' 1, 'liga' 1;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

:root {
    --primary-blue: #2b6eb5;
    --secondary-blue: #1e4d7b;
    --accent-blue: #3b7ec8;
    --light-blue: #e8f1f8;
    --primary-black: #1a1a1a;
    --secondary-black: #2d2d2d;
    --light-black: #333;
    --hover-blue: #1e4d7b;
}

.container {
    max-width: 1500px; /* 增加容器宽度以与轮播图保持一致 */
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation Styles */
.navbar {
    background: linear-gradient(135deg, var(--primary-black) 0%, var(--secondary-black) 100%);
    color: white;
    padding: 1.4rem 0;
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
}

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

.logo img {
    max-height: 40px;
    width: auto;
    object-fit: contain;
    transition: transform 0.3s ease;
}

.logo:hover img {
    transform: scale(1.05);
}

.nav-menu ul {
    display: flex;
    list-style: none;
}

.nav-menu li {
    margin-left: 2rem;
}

.nav-menu a {
    color: white;
    text-decoration: none;
    font-family: 'Anton', Arial, sans-serif;
    font-weight: normal;
    font-size: 1.2rem;
    position: relative;
    transition: color 0.3s;
    letter-spacing: 0.5px;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -6px;
    left: 0;
    width: 0;
    height: 3px;
    background-color: var(--accent-blue);
    transition: width 0.3s ease;
}

.nav-menu a:hover::after {
    width: 100%;
}

/* Hero Section */
.hero {
    position: relative;
    color: white;
    padding: 120px 0 80px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 80vh;
    overflow: hidden;
}

.hero-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -2;
}

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

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: -1;
    backdrop-filter: blur(3px);
}

.hero-content {
    position: relative;
    text-align: center;
    max-width: 800px;
    padding: 0 20px;
    z-index: 1;
}

.hero h1 {
    font-family: 'ArchivoBlack', Arial, sans-serif;
    font-size: 5.1rem;
    margin-bottom: 1rem;
    font-weight: normal;
    line-height: 1.1;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7), 0 0 20px rgba(43, 110, 181, 0.3);
}

.hero-logo-container {
    position: relative;
    z-index: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    margin-top: 2rem;
}

.hero-logo {
    max-width: 300px;
    height: auto;
    display: block;
}

.hero p {
    font-family: 'Secondary', 'Primary', Arial, sans-serif;
    font-size: 1.3rem;
    margin-bottom: 2rem;
    opacity: 0.95;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

/* Button Styles */
.btn {
    padding: 12px 30px;
    border: none;
    border-radius: 5px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-blue), var(--accent-blue));
    color: white;
    box-shadow: 0 4px 15px rgba(43, 110, 181, 0.3);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--hover-blue), var(--primary-blue));
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(43, 110, 181, 0.5);
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
}

.btn-secondary:hover {
    background: var(--primary-blue);
    color: white;
    border-color: var(--primary-blue);
    box-shadow: 0 4px 15px rgba(43, 110, 181, 0.3);
}

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

.btn-outline:hover {
    background: var(--primary-blue);
    color: white;
    box-shadow: 0 4px 15px rgba(43, 110, 181, 0.3);
}

/* Features Section */
.features {
    padding: 80px 0;
    background: #f8f9fa;
}

.features h2 {
    font-family: 'Font7', Arial, sans-serif;
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--primary-black);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(43, 110, 181, 0.2);
    border-top: 3px solid var(--primary-blue);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.feature-card h3 {
    font-family: 'Primary', Arial, sans-serif;
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--primary-black);
    font-weight: 600;
}

.feature-card p {
    color: #666;
    line-height: 1.6;
}

/* Products Section */
.products {
    padding: 80px 0;
    background: white;
}

.products h2 {
    font-family: 'Font7', Arial, sans-serif;
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--primary-black);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.product-card {
    background: #f8f9fa;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

.product-card:hover {
    transform: translateY(-5px);
}

.product-image {
    height: 300px;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: bold;
    position: relative;
    overflow: hidden;
}

.product-image span {
    display: none;
}

.product-card:nth-child(1) .product-image {
    background-image: url('img/Suspension System.webp');
}

.product-card:nth-child(2) .product-image {
    background-image: url('img/Controller.webp');
}

.product-card:nth-child(3) .product-image {
    background-image: url('img/Accessories.webp');
}

.product-image::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--primary-blue);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 3;
}

.product-card:hover .product-image::after {
    opacity: 1;
}

.product-card h3 {
    font-family: 'Primary', Arial, sans-serif;
    padding: 1rem;
    font-size: 1.3rem;
    color: var(--primary-black);
    font-weight: 600;
}

.product-card p {
    padding: 0 1rem;
    color: #666;
    margin-bottom: 1rem;
}

.product-card .btn {
    margin: 0 1rem 1rem 1rem;
}

/* Product Features Section - Left Image Right Text */
.product-features {
    padding: 60px 0;
    background: linear-gradient(135deg, #ffffff 0%, var(--light-blue) 50%, #ffffff 100%);
    position: relative;
    overflow: hidden;
}

.product-features::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(43, 110, 181, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    z-index: 0;
}

.product-features::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -5%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(43, 110, 181, 0.08) 0%, transparent 70%);
    border-radius: 50%;
    z-index: 0;
}

/* Product Features Section 2 - OE Replacement */
.product-features-2 {
    padding: 60px 0;
    background: linear-gradient(135deg, #ffffff 0%, var(--light-blue) 50%, #ffffff 100%);
    position: relative;
    overflow: hidden;
}

.product-features-2::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(43, 110, 181, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    z-index: 0;
}

.product-features-2::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -5%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(43, 110, 181, 0.08) 0%, transparent 70%);
    border-radius: 50%;
    z-index: 0;
}

/* Scheme B: All Blue Gradient */
.scheme-b {
    background: linear-gradient(135deg, #ffffff 0%, var(--light-blue) 50%, #ffffff 100%) !important;
}

.features-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
    position: relative;
    z-index: 1;
    margin-bottom: 3rem;
}

.features-content-reverse {
    grid-template-columns: 1fr 1fr;
}

.features-image {
    position: relative;
    overflow: hidden;
    border-radius: 0;
    animation: floatImage 3s ease-in-out infinite;
    height: 550px;
}

@keyframes floatImage {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

.features-image img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
    transition: transform 0.6s ease;
}

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

.features-text {
    animation: none;
}

.features-badge {
    display: inline-block;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--accent-blue) 100%);
    color: white;
    padding: 0.6rem 1.5rem;
    border-radius: 30px;
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 1.5px;
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    box-shadow: 0 10px 30px rgba(43, 110, 181, 0.3);
}

.features-text h2 {
    font-family: 'Font7', Arial, sans-serif;
    font-size: 3rem;
    background: linear-gradient(135deg, var(--primary-black) 0%, var(--secondary-blue) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1.5rem;
    line-height: 1.2;
    font-weight: 700;
}

.features-text > p {
    font-size: 1.1rem;
    color: #666;
    line-height: 1.8;
    margin-bottom: 2.5rem;
}

.features-list {
    list-style: none;
    padding: 0;
    margin-bottom: 2.5rem;
}

.features-list li {
    display: flex;
    align-items: center;
    margin-bottom: 1.3rem;
    font-size: 1rem;
    color: #333;
}

.feature-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--accent-blue) 100%);
    color: white;
    border-radius: 50%;
    margin-right: 1.2rem;
    flex-shrink: 0;
    font-size: 0.9rem;
    font-weight: bold;
    box-shadow: 0 8px 20px rgba(43, 110, 181, 0.3);
}

.tech-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--accent-blue) 100%);
    color: white;
    border-radius: 50%;
    margin-right: 1.2rem;
    flex-shrink: 0;
    font-size: 0.9rem;
    font-weight: bold;
    box-shadow: 0 8px 20px rgba(43, 110, 181, 0.3);
}

.feature-text {
    font-weight: 500;
    line-height: 1.6;
}

.features-text .btn {
    margin-top: 1rem;
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--accent-blue) 100%);
    color: white;
    border: none;
    padding: 0.75rem 2rem;
    border-radius: 5px;
    cursor: pointer;
    font-weight: 600;
    box-shadow: 0 10px 30px rgba(43, 110, 181, 0.3);
    transition: all 0.3s ease;
}

.features-text .btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(43, 110, 181, 0.4);
}

/* Animation */
@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-15px);
    }
}

/* Kit Selector Section */
.kit-selector {
    background: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.6)), url('img/LoadLifter.webp');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    padding: 180px 0;
    text-align: center;
    color: white;
    position: relative;
}

.kit-selector-badge {
    display: inline-block;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.3);
    padding: 8px 20px;
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 2px;
    margin-bottom: 30px;
    border-radius: 25px;
    backdrop-filter: blur(10px);
}

.kit-selector h2 {
    font-family: 'Font 7', Arial, sans-serif;
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 25px;
    line-height: 1.2;
}

.kit-selector p {
    font-size: 1.2rem;
    margin-bottom: 40px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
    opacity: 0.9;
}

.kit-selector .btn {
    background: linear-gradient(135deg, var(--primary-blue), var(--accent-blue));
    color: white;
    padding: 15px 35px;
    font-size: 1rem;
    font-weight: 600;
    letter-spacing: 1px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    box-shadow: 0 4px 15px rgba(43, 110, 181, 0.3);
}

.kit-selector .btn:hover {
    background: linear-gradient(135deg, var(--hover-blue), var(--primary-blue));
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(43, 110, 181, 0.5);
}

/* Responsive Design for Kit Selector */
@media (max-width: 768px) {
    .kit-selector {
        padding: 80px 0;
        background-attachment: scroll;
    }

    .kit-selector h2 {
        font-size: 2.2rem;
    }

    .kit-selector p {
        font-size: 1.1rem;
        padding: 0 20px;
    }

    .kit-selector .btn {
        padding: 12px 25px;
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    .kit-selector h2 {
        font-size: 1.8rem;
    }

    .kit-selector-badge {
        font-size: 0.8rem;
        padding: 6px 15px;
    }
}

/* Suspension Solutions Section */
.solutions-section {
    padding: 80px 0;
    background: #e8e8e8;
    text-align: center;
}

.solutions-section h1 {
    font-family: 'Font7', Arial, sans-serif;
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--primary-black);
}

.solutions-subtitle {
    font-family: 'Font8', Arial, sans-serif;
    font-size: 1.2rem;
    color: #666;
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.solutions-grid {
    display: flex;
    justify-content: center;
    gap: clamp(0.5rem, 2vw, 1rem);
    margin-bottom: 3rem;
    flex-wrap: nowrap;
    max-width: 100%;
    margin-left: auto;
    margin-right: auto;
    padding: 0 20px;
}

.solution-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    transition: transform 0.3s ease;
    cursor: pointer;
    flex: 0 0 auto;
}

.solution-card:hover {
    transform: translateY(-3px);
}

.solution-image {
    width: clamp(180px, 19vw, 244px);
    height: clamp(220px, 23vw, 300px);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    border-radius: 0;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
    transition: box-shadow 0.3s ease;
}

.solution-card:hover .solution-image {
    box-shadow: 0 8px 16px rgba(0,0,0,0.15);
}

.solution-label {
    margin-top: 1rem;
    color: var(--primary-black);
    font-weight: bold;
    font-size: 1rem;
    text-align: center;
    font-family: 'Font7', Arial, sans-serif;
}

/* Solution Card Background Images */
.camper-bg {
    background-image: url('img/camper.webp');
}

.tradesman-bg {
    background-image: url('img/tradesman.webp');
}

.weekend-bg {
    background-image: url('img/weekend warrior.webp');
}

.overlander-bg {
    background-image: url('img/overlander.webp');
}

.boater-bg {
    background-image: url('img/boater.webp');
}

.solutions-cta {
    margin-top: 2rem;
}

.btn-explore {
    background: var(--primary-blue);
    color: white;
    padding: 12px 32px;
    font-size: 0.95rem;
    font-weight: bold;
    letter-spacing: 0.5px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
}

.btn-explore:hover {
    background: var(--hover-blue);
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(43, 110, 181, 0.3);
}

/* Testimonials Section */
.testimonials {
    padding: 80px 0;
    background-image: url('img/ALP.webp');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed;
    color: white;
    position: relative;
    overflow: hidden;
}

.testimonials::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.7) 0%, rgba(26, 26, 26, 0.6) 100%);
    z-index: 0;
}

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

.testimonials h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.testimonial-card {
    background: rgba(255,255,255,0.1);
    padding: 2rem;
    border-radius: 10px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.2);
}

.customer-image {
    height: 120px;
    background: linear-gradient(45deg, var(--primary-blue), var(--accent-blue));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    font-weight: bold;
    box-shadow: 0 5px 20px rgba(43, 110, 181, 0.3);
}

.testimonial-card h4 {
    margin-bottom: 1rem;
    color: var(--accent-blue);
    text-shadow: 0 0 10px rgba(43, 110, 181, 0.3);
}

.testimonial-card p {
    margin-bottom: 1rem;
    line-height: 1.6;
    opacity: 0.9;
}

.customer-name {
    font-style: italic;
    opacity: 0.8;
}

/* Featured Customers Section */
.featured-customers {
    width: 100%;
    background: transparent;
    padding-top: 60px; /* 与上方Customer Success Stories的间距 */
    padding-bottom: 0; /* 与下方Find Products无间距 */
}

.featured-customers .container {
    text-align: center;
    margin-bottom: 40px; /* 标题与色块的间距 */
}

.featured-customers h2 {
    font-family: 'Font7', Arial, sans-serif;
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--primary-black);
}

.featured-customers .bridge-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr); /* 使用6列网格便于等分 */
    grid-template-rows: repeat(2, 1fr);
    gap: 0; /* 与设计一致：无间距，整齐拼接 */
}

.featured-customers .bridge-card {
    min-height: 289px; /* 275px + 5% = 289px */
}

/* 预设占位色：后期可替换为背景图片 */
.featured-customers .bridge-dark   {
    background: url('img/customer-photo-1.webp') center/cover no-repeat;
}
.featured-customers .bridge-mid    {
    background: url('img/customer-photo-2.webp') center/cover no-repeat;
}
.featured-customers .bridge-light  {
    background: url('img/customer-photo-3.webp') center/cover no-repeat;
}
.featured-customers .bridge-gray   {
    background: url('img/customer-photo-4.webp') center/cover no-repeat;
}
.featured-customers .bridge-silver {
    background: url('img/customer-photo-5.webp') center/cover no-repeat;
}

/* 第一行：每个占2列（2+2+2=6列） */
.featured-customers .bridge-card:nth-child(1),
.featured-customers .bridge-card:nth-child(2),
.featured-customers .bridge-card:nth-child(3) {
    grid-column: span 2;
}

/* 第二行：每个占3列（3+3=6列），实现等分 */
.featured-customers .bridge-card:nth-child(4),
.featured-customers .bridge-card:nth-child(5) {
    grid-column: span 3;
}

/* 响应式：平板与手机布局 */
@media (max-width: 768px) {
    .featured-customers {
        padding-top: 40px;
        padding-bottom: 0;
    }
    .featured-customers h2 {
        font-size: 2rem;
    }
    .featured-customers .bridge-grid {
        grid-template-columns: repeat(2, 1fr);
        grid-template-rows: auto;
    }
    .featured-customers .bridge-card { min-height: 263px; } /* 250px + 5% = 263px */
    .featured-customers .bridge-card:nth-child(4),
    .featured-customers .bridge-card:nth-child(5) {
        grid-column: span 1; /* 平板时都占1列 */
    }
}

@media (max-width: 480px) {
    .featured-customers {
        padding-top: 30px;
        padding-bottom: 0;
    }
    .featured-customers .container {
        margin-bottom: 30px;
    }
    .featured-customers h2 {
        font-size: 1.8rem;
    }
    .featured-customers .bridge-grid {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
    }
    .featured-customers .bridge-card { min-height: 236px; } /* 225px + 5% = 236px */
    .featured-customers .bridge-card:nth-child(4),
    .featured-customers .bridge-card:nth-child(5) {
        grid-column: span 1; /* 手机时都占1列 */
    }
}

/* Vehicle Search Section */
.vehicle-search {
    padding: 80px 0;
    background: #f8f9fa;
}

.vehicle-search h2 {
    font-family: 'Font7', Arial, sans-serif;
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--primary-black);
}

.search-form {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.search-select {
    padding: 12px 20px;
    border: 2px solid #ddd;
    border-radius: 5px;
    font-size: 1rem;
    background: white;
    min-width: 150px;
}

.search-select:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 10px rgba(43, 110, 181, 0.2);
}

/* Footer Styles */
.footer {
    background: #000; /* 纯黑色背景 */
    color: white;
    padding: 60px 0 20px;
}

/* Footer Gallery Section */
.footer-gallery {
    margin-bottom: 60px;
}

.gallery-header {
    text-align: center;
    margin-bottom: 30px;
}

.gallery-header h3 {
    font-family: 'Font7', Arial, sans-serif;
    font-size: 1.5rem;
    font-weight: 300;
    color: white;
    letter-spacing: 2px;
    margin: 0;
    text-transform: uppercase;
}

/* Footer Swiper Container */
.footer-swiper {
    position: relative;
    max-width: 1500px; /* 进一步增加容器宽度以适应5张图片 */
    margin: 0 auto;
    padding: 0 20px; /* 与Footer内容区域保持一致的padding */
    overflow: hidden; /* 确保轮播内容不会溢出 */
}

.footer-swiper .swiper {
    overflow: hidden; /* 隐藏溢出的内容 */
    position: relative;
    margin-left: -8px; /* 进一步微调左边距，实现更精确对齐 */
}

.footer-swiper .swiper-slide {
    height: 190px; /* 增加高度到190px，更好的视觉比例 */
    border-radius: 8px;
    overflow: hidden;
    background: #333; /* 图片加载前的背景色 */
}

.footer-swiper .swiper-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.footer-swiper .swiper-slide:hover img {
    transform: scale(1.05);
}

/* 自定义导航按钮样式 */
.footer-swiper .swiper-button-next,
.footer-swiper .swiper-button-prev {
    background: rgba(0, 0, 0, 0.6); /* 增加背景透明度，更明显 */
    border: 2px solid rgba(255, 255, 255, 0.8); /* 增强边框，更突出 */
    color: white;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    margin-top: -25px; /* 垂直居中 */
    transition: all 0.3s ease;
    z-index: 10;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3); /* 添加阴影，增强立体感 */
}

.footer-swiper .swiper-button-next:hover,
.footer-swiper .swiper-button-prev:hover {
    background: rgba(0, 0, 0, 0.9); /* 悬停时更深的背景 */
    border-color: rgba(255, 255, 255, 1); /* 悬停时完全不透明的白色边框 */
    transform: scale(1.1);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5); /* 悬停时更强的阴影 */
}

.footer-swiper .swiper-button-next::after,
.footer-swiper .swiper-button-prev::after {
    font-size: 16px;
    font-weight: bold;
}

.footer-swiper .swiper-button-prev {
    left: 15px; /* 放在图片区域内，更明显 */
}

.footer-swiper .swiper-button-next {
    right: 15px; /* 放在图片区域内，更明显 */
}

/* 禁用状态样式 */
.footer-swiper .swiper-button-disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); /* 调整最小宽度以适应5个栏目 */
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h4 {
    margin-bottom: 1rem;
    color: white; /* 纯白色标题 */
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: white; /* 默认状态为纯白色 */
    text-decoration: none;
    transition: color 0.3s;
}

.footer-section a:hover {
    color: #ccc; /* 悬停时改为浅灰色 */
}

/* 社交媒体图标样式 */
.social-links {
    display: flex;
    gap: 15px; /* 图标之间的间距 */
    margin-top: 0.5rem;
}

.social-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgb(46, 46, 46); /* 不透明深灰色背景 */
    border-radius: 50%; /* 圆形背景 */
    color: white;
    transition: all 0.3s ease;
    text-decoration: none !important; /* 强制移除下划线 */
}

.social-link:hover {
    background: var(--primary-blue); /* 悬停时蓝色背景 */
    color: white !important; /* 悬停时保持白色图标 */
    transform: translateY(-2px); /* 轻微上移效果 */
    box-shadow: 0 4px 12px rgba(43, 110, 181, 0.3); /* 蓝色阴影 */
    text-decoration: none !important; /* 悬停时也不显示下划线 */
}

.social-link svg {
    width: 20px;
    height: 20px;
    fill: currentColor; /* 使用当前文字颜色 */
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #333;
    color: #999;
}

/* Responsive Design for Footer Swiper */
@media (max-width: 1024px) {
    .footer-swiper {
        padding: 0 50px;
    }
    .footer-swiper .swiper-button-prev {
        left: 5px;
    }
    .footer-swiper .swiper-button-next {
        right: 5px;
    }
}

@media (max-width: 768px) {
    .footer-gallery {
        margin-bottom: 40px;
    }
    .gallery-header h3 {
        font-size: 1.3rem;
    }
    .footer-swiper {
        padding: 0 20px; /* 保持与Footer内容一致 */
    }
    .footer-swiper .swiper {
        margin-left: -8px; /* 保持精确对齐 */
    }
    .footer-swiper .swiper-slide {
        height: 165px; /* 按比例调整高度，从190px等比缩放 */
    }
    .footer-swiper .swiper-button-next,
    .footer-swiper .swiper-button-prev {
        width: 40px;
        height: 40px;
        margin-top: -20px;
    }
    .footer-swiper .swiper-button-next::after,
    .footer-swiper .swiper-button-prev::after {
        font-size: 14px;
    }
    .footer-swiper .swiper-button-prev {
        left: 2px;
    }
    .footer-swiper .swiper-button-next {
        right: 2px;
    }
}

@media (max-width: 480px) {
    .footer-swiper {
        padding: 0 20px; /* 保持与Footer内容一致 */
    }
    .footer-swiper .swiper {
        margin-left: -8px; /* 保持精确对齐 */
    }
    .footer-swiper .swiper-slide {
        height: 145px; /* 按比例进一步调整高度，从190px等比缩放 */
    }
    .footer-swiper .swiper-button-next,
    .footer-swiper .swiper-button-prev {
        width: 35px;
        height: 35px;
        margin-top: -17px;
    }
    .footer-swiper .swiper-button-next::after,
    .footer-swiper .swiper-button-prev::after {
        font-size: 12px;
    }
    .footer-swiper .swiper-button-prev {
        left: 0px;
    }
    .footer-swiper .swiper-button-next {
        right: 0px;
    }
}

/* 社交媒体图标响应式设计 */
@media (max-width: 768px) {
    .social-links {
        gap: 12px; /* 在小屏幕上减少间距 */
    }

    .social-link {
        width: 36px;
        height: 36px;
    }

    .social-link svg {
        width: 18px;
        height: 18px;
    }
}

@media (max-width: 480px) {
    .footer-content {
        grid-template-columns: 1fr; /* 在手机上单列显示 */
        gap: 1.5rem;
    }

    .social-links {
        justify-content: flex-start; /* 左对齐 */
        gap: 10px;
    }

    .social-link {
        width: 32px;
        height: 32px;
    }

    .social-link svg {
        width: 16px;
        height: 16px;
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .navbar .container {
        flex-direction: column;
        gap: 1rem;
    }

    .nav-menu ul {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

    .nav-menu li {
        margin: 0;
    }

    .hero {
        padding: 140px 0 60px;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
        gap: 0.5rem;
    }

    .search-form {
        flex-direction: column;
        align-items: center;
    }

    .search-select {
        width: 100%;
        max-width: 300px;
    }
}

/* Responsive - Tablet */
@media (max-width: 768px) {
    .features-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .features-text h2 {
        font-size: 2rem;
    }

    .features-text > p {
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .features-grid,
    .products-grid,
    .testimonials-grid {
        grid-template-columns: 1fr;
    }

    .features-content {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .features-text h2 {
        font-size: 1.5rem;
    }

    .features-text > p {
        font-size: 0.95rem;
    }

    .features-badge {
        font-size: 0.75rem;
        padding: 0.4rem 0.8rem;
    }

    .features-list li {
        margin-bottom: 1rem;
        font-size: 0.9rem;
    }

    .feature-icon {
        width: 24px;
        height: 24px;
        font-size: 0.8rem;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .hero p {
        font-size: 1.1rem;
    }
}