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

:root {
    --primary-blue: #0066CC;
    --dark-blue: #003D7A;
    --light-blue: #4D94FF;
    --white: #FFFFFF;
    --light-gray: #F5F5F5;
    --gray: #666666;
    --green: #2E7D5E;
    --orange: #FF8833;
}

body {
    font-family: 'Arial', 'Helvetica', sans-serif;
    line-height: 1.6;
    color: #333;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header Styles */
.header {
    background-color: var(--primary-blue);
    color: var(--white);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

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

.logo h1 {
    font-size: 1.8rem;
    font-weight: bold;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    color: var(--white);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    padding: 0.5rem;
}

.nav-link:hover,
.nav-link.active {
    color: var(--light-blue);
    text-decoration: underline;
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 24px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 1001;
}

.mobile-menu-toggle span {
    width: 100%;
    height: 3px;
    background-color: var(--white);
    border-radius: 3px;
    transition: all 0.3s ease;
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: translateY(10.5px) rotate(45deg);
}

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

.mobile-menu-toggle.active span:nth-child(3) {
    transform: translateY(-10.5px) rotate(-45deg);
}

/* Hero Slider */
.hero-slider {
    position: relative;
    width: 100%;
    overflow: hidden;
}

.slider-container {
    position: relative;
    width: 100%;
    height: 600px;
}

.slide {
    display: none;
    width: 100%;
    height: 100%;
    position: relative;
}

.slide.active {
    display: block;
}

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

.slide-content {
    position: absolute;
    top: 50%;
    left: 25%;
    transform: translate(-25%, -50%);
    text-align: left;
    color: var(--white);
    z-index: 5;
    max-width: 600px;
    width: 85%;
    padding: 2rem 2.5rem;
    background: rgba(0, 0, 0, 0.4);
    border-radius: 12px;
    backdrop-filter: blur(5px);
}

.slide-content h2 {
    font-size: 2.8rem;
    font-weight: bold;
    margin-bottom: 1.2rem;
    color: var(--white);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
    line-height: 1.2;
}

.slide-content p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    color: var(--white);
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
    line-height: 1.6;
}

.btn-hero {
    display: inline-block;
    background-color: var(--primary-blue);
    color: var(--white);
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
    font-weight: bold;
    text-decoration: none;
    border-radius: 50px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 102, 204, 0.4);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.btn-hero:hover {
    background-color: var(--orange);
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(255, 136, 51, 0.5);
}

.slider-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background-color: rgba(0, 102, 204, 0.7);
    color: var(--white);
    border: none;
    padding: 16px;
    cursor: pointer;
    font-size: 18px;
    transition: background-color 0.3s ease;
    z-index: 10;
}

.slider-btn:hover {
    background-color: rgba(0, 61, 122, 0.9);
}

.slider-btn.prev {
    left: 20px;
}

.slider-btn.next {
    right: 20px;
}

.slider-dots {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 10;
}

.dot {
    width: 15px;
    height: 15px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.dot.active,
.dot:hover {
    background-color: var(--white);
}

/* Design Options Section */
.design-options {
    padding: 0;
    background-color: var(--light-gray);
    margin-top: 3rem;
}

.options-grid {
    display: flex;
    flex-wrap: nowrap;
    gap: 0;
    margin: 0;
}

.option-card {
    background-color: var(--white);
    padding: 2rem;
    text-align: center;
    border-radius: 0;
    box-shadow: none;
    transition: none;
    flex: 1;
    border: none;
    cursor: pointer;
}

.option-card:hover .option-icon {
    background-color: var(--orange) !important;
}

.option-icon {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.3s ease;
}

.option-card h3 {
    color: var(--dark-blue);
    font-size: 1.2rem;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.option-card p {
    color: var(--gray);
    font-size: 0.95rem;
    line-height: 1.5;
}

/* Products Section */
.products {
    padding: 4rem 0;
    background-color: var(--white);
    width: 100%;
}

.products .container {
    max-width: 100%;
    padding: 0 40px;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    color: var(--dark-blue);
    margin-bottom: 3rem;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2.5rem;
}

.product-card {
    background-color: var(--white);
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0,102,204,0.2);
}

.product-image {
    width: 100%;
    height: 280px;
    overflow: hidden;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

.product-card h3 {
    color: var(--dark-blue);
    font-size: 1.5rem;
    margin: 1.5rem 2rem 0.75rem;
}

.product-card p {
    color: var(--gray);
    margin: 0 2rem 2rem;
    font-size: 1rem;
    line-height: 1.6;
}

.btn-primary {
    background-color: var(--primary-blue);
    color: var(--white);
    border: none;
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
    font-weight: bold;
    cursor: pointer;
    border-radius: 4px;
    transition: background-color 0.3s ease;
    margin: 0 2rem 2rem;
    width: calc(100% - 4rem);
}

.btn-primary:hover {
    background-color: var(--dark-blue);
}

/* About Section */
.about-section {
    padding: 4rem 0;
    background-color: var(--light-gray);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
}

.about-text h2 {
    color: var(--dark-blue);
    font-size: 2rem;
    margin-bottom: 1.5rem;
}

.about-text p {
    color: var(--gray);
    line-height: 1.8;
    margin-bottom: 1.5rem;
    font-size: 1rem;
}

.about-services {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.about-services h3 {
    color: var(--primary-blue);
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.about-services ul {
    list-style: none;
    padding-left: 0;
}

.about-services ul li {
    color: var(--gray);
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    line-height: 1.6;
}

.about-services ul li:before {
    content: "•";
    color: var(--primary-blue);
    font-weight: bold;
    font-size: 1.2rem;
    position: absolute;
    left: 0;
}

.contact-cta {
    background-color: var(--primary-blue);
    color: var(--white);
    padding: 2rem;
    border-radius: 8px;
    margin-top: 2rem;
    text-align: center;
}

.contact-cta h3 {
    margin-bottom: 1rem;
    font-size: 1.5rem;
    color: var(--white);
}

.contact-cta h4 {
    color: var(--white);
    font-size: 1.2rem;
}

.contact-cta p {
    margin-bottom: 0.5rem;
    color: var(--white);
    line-height: 1.6;
}

.contact-cta strong {
    color: var(--white);
}

.contact-cta a {
    color: var(--white);
    text-decoration: underline;
    font-weight: bold;
}

.contact-cta a:hover {
    color: var(--light-blue);
}

/* FAQ Section */
.faq-section {
    padding: 5rem 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.faq-section h2 {
    text-align: center;
    font-size: 2.8rem;
    color: var(--dark-blue);
    margin-bottom: 1rem;
    font-weight: bold;
}

.faq-section h2::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-blue), var(--light-blue));
    margin: 1rem auto 3rem;
    border-radius: 2px;
}

.faq-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.faq-item {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0, 102, 204, 0.08);
    transition: all 0.3s ease;
    border-top: 4px solid var(--primary-blue);
    position: relative;
    overflow: hidden;
}

.faq-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 6px;
    height: 100%;
    background: linear-gradient(180deg, var(--primary-blue), var(--light-blue));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.faq-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 102, 204, 0.15);
}

.faq-item:hover::before {
    opacity: 1;
}

.faq-item h3 {
    color: var(--dark-blue);
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.faq-item h3::before {
    content: '?';
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 35px;
    height: 35px;
    background: linear-gradient(135deg, var(--primary-blue), var(--light-blue));
    color: var(--white);
    border-radius: 50%;
    font-size: 1.2rem;
    font-weight: bold;
    flex-shrink: 0;
}

.faq-item p {
    color: #555;
    line-height: 1.8;
    margin-bottom: 0.75rem;
    font-size: 1rem;
}

.faq-item strong {
    color: var(--primary-blue);
    font-weight: 600;
}

.sizes-list {
    background: linear-gradient(135deg, #f0f7ff 0%, #e6f2ff 100%);
    padding: 2rem;
    border-radius: 10px;
    margin-top: 1.5rem;
    border: 1px solid rgba(0, 102, 204, 0.1);
}

.sizes-list p {
    margin-bottom: 0.9rem;
    font-size: 0.98rem;
    color: #444;
    padding: 0.5rem 0;
    border-bottom: 1px solid rgba(0, 102, 204, 0.08);
}

.sizes-list p:last-child {
    border-bottom: none;
}

.sizes-list strong {
    color: var(--dark-blue);
    font-weight: 700;
    min-width: 150px;
    display: inline-block;
}

/* Footer */
.footer {
    background-color: var(--dark-blue);
    color: var(--white);
    padding: 3rem 0 1rem;
}

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

.footer-col h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.footer-col h4 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
}

.footer-col p {
    color: rgba(255,255,255,0.8);
    line-height: 1.8;
}

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

.footer-col ul li {
    margin-bottom: 0.5rem;
    color: rgba(255,255,255,0.8);
}

.footer-col ul li a {
    color: rgba(255,255,255,0.8);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-col ul li a:hover {
    color: var(--light-blue);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.2);
}

.footer-bottom p {
    color: rgba(255,255,255,0.7);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .container {
        padding: 0 15px;
    }

    .products .container {
        padding: 0 20px;
    }

    .products-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 2rem;
    }

    .section-title {
        font-size: 2.2rem;
    }

    .option-card {
        padding: 1.5rem;
    }

    .option-icon {
        width: 80px;
        height: 80px;
    }

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

    .option-card p {
        font-size: 0.85rem;
    }
}

@media (max-width: 768px) {
    .header {
        padding: 1rem 0;
        position: sticky;
        top: 0;
        z-index: 1000;
    }

    .header .container {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
        gap: 1rem;
        padding: 0 15px;
        position: relative;
    }

    .logo {
        flex-shrink: 0;
        z-index: 1001;
    }

    .logo h1 {
        font-size: 1.4rem;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 70%;
        max-width: 300px;
        height: 100vh;
        background-color: var(--primary-blue);
        padding: 80px 0 20px;
        transition: right 0.3s ease;
        overflow-y: auto;
        z-index: 1000;
        box-shadow: -2px 0 10px rgba(0, 0, 0, 0.3);
    }

    .nav.active {
        right: 0;
    }

    .nav-list {
        flex-direction: column;
        gap: 0;
        align-items: stretch;
    }

    .nav-list li {
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }

    .nav-link {
        font-size: 1rem;
        padding: 1rem 1.5rem;
        display: block;
        white-space: normal;
        text-align: left;
    }

    .nav-link:hover,
    .nav-link.active {
        background-color: rgba(255, 255, 255, 0.1);
        text-decoration: none;
    }

    .slider-container {
        height: 400px;
    }

    .slide-content {
        padding: 1.5rem;
        left: 50%;
        transform: translate(-50%, -50%);
        text-align: center;
        max-width: 85%;
        width: auto;
    }

    .slide-content h2 {
        font-size: 1.6rem;
        margin-bottom: 0.8rem;
    }

    .slide-content p {
        font-size: 0.95rem;
        margin-bottom: 1.2rem;
    }

    .btn-hero {
        padding: 0.8rem 1.8rem;
        font-size: 0.95rem;
    }

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

    .slider-btn.prev {
        left: 10px;
    }

    .slider-btn.next {
        right: 10px;
    }

    .slider-dots {
        bottom: 15px;
    }

    .dot {
        width: 10px;
        height: 10px;
    }

    .design-options {
        margin-top: 2rem;
    }

    .options-grid {
        flex-wrap: wrap;
    }

    .option-card {
        flex: 1 1 calc(50% - 1px);
        padding: 1.5rem 1rem;
        border-right: 1px solid #d1d5db;
        border-bottom: 1px solid #d1d5db;
    }

    .option-card:nth-child(2n) {
        border-right: none;
    }

    .option-card:nth-last-child(-n+2) {
        border-bottom: none;
    }

    .option-icon {
        width: 70px;
        height: 70px;
    }

    .option-card h3 {
        font-size: 0.95rem;
        margin-bottom: 0.75rem;
    }

    .option-card p {
        font-size: 0.8rem;
    }

    .products {
        padding: 3rem 0;
    }

    .products .container {
        padding: 0 15px;
    }

    .products-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }

    .product-image {
        height: 200px;
    }

    .product-card h3 {
        font-size: 1.2rem;
        margin: 1rem 1.5rem 0.5rem;
    }

    .product-card p {
        margin: 0 1.5rem 1.5rem;
        font-size: 0.9rem;
    }

    .btn-primary {
        margin: 0 1.5rem 1.5rem;
        width: calc(100% - 3rem);
        padding: 0.9rem 2rem;
        font-size: 1rem;
    }

    .section-title {
        font-size: 1.8rem;
        margin-bottom: 2rem;
    }

    .about-section {
        padding: 3rem 0;
    }

    .about-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .about-text h2 {
        font-size: 1.7rem;
    }

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

    .contact-cta {
        padding: 1.5rem;
    }

    .contact-cta h3 {
        font-size: 1.3rem;
    }

    .about-services {
        padding: 1.5rem;
    }

    .about-services h3 {
        font-size: 1.3rem;
    }

    .faq-section {
        padding: 3rem 0;
    }

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

    .faq-grid {
        gap: 1.5rem;
    }

    .faq-item {
        padding: 1.5rem;
    }

    .faq-item h3 {
        font-size: 1.2rem;
        flex-wrap: wrap;
    }

    .faq-item h3::before {
        width: 30px;
        height: 30px;
        font-size: 1rem;
    }

    .faq-item p {
        font-size: 0.95rem;
    }

    .sizes-list {
        padding: 1.5rem;
    }

    .sizes-list p {
        font-size: 0.9rem;
    }

    .sizes-list strong {
        min-width: auto;
        display: block;
        margin-bottom: 0.25rem;
    }

    .footer {
        padding: 2rem 0 1rem;
    }

    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }

    .footer-col h3 {
        font-size: 1.3rem;
    }

    .footer-col h4 {
        font-size: 1.1rem;
    }
}

@media (max-width: 480px) {
    .header {
        padding: 0.8rem 0;
    }

    .header .container {
        gap: 0.75rem;
        padding: 0 10px;
    }

    .logo h1 {
        font-size: 1.1rem;
    }

    .nav-list {
        gap: 0.25rem;
    }

    .nav-link {
        font-size: 0.7rem;
        padding: 0.35rem 0.6rem;
    }

    .slider-container {
        height: 300px;
    }

    .slide-content {
        padding: 1rem;
        max-width: 90%;
    }

    .slide-content h2 {
        font-size: 1.2rem;
        margin-bottom: 0.6rem;
    }

    .slide-content p {
        font-size: 0.8rem;
        margin-bottom: 1rem;
    }

    .btn-hero {
        padding: 0.7rem 1.3rem;
        font-size: 0.85rem;
    }

    .slider-btn {
        padding: 8px;
        font-size: 12px;
    }

    .slider-btn.prev {
        left: 5px;
    }

    .slider-btn.next {
        right: 5px;
    }

    .design-options {
        margin-top: 1.5rem;
    }

    .option-card {
        flex: 1 1 100%;
        padding: 1.5rem 1rem;
        border-right: none !important;
        border-bottom: 1px solid #d1d5db;
    }

    .option-card:last-child {
        border-bottom: none;
    }

    .option-icon {
        width: 60px;
        height: 60px;
    }

    .option-icon svg {
        width: 40px;
        height: 40px;
    }

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

    .option-card p {
        font-size: 0.75rem;
    }

    .products {
        padding: 2rem 0;
    }

    .products .container {
        padding: 0 10px;
    }

    .section-title {
        font-size: 1.5rem;
        margin-bottom: 1.5rem;
    }

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

    .product-image {
        height: 250px;
    }

    .product-card h3 {
        font-size: 1.3rem;
    }

    .product-card p {
        font-size: 0.95rem;
    }

    .about-section {
        padding: 2rem 0;
    }

    .about-text h2 {
        font-size: 1.5rem;
        margin-bottom: 1rem;
    }

    .about-text p {
        font-size: 0.9rem;
        margin-bottom: 1rem;
    }

    .contact-cta h3 {
        font-size: 1.2rem;
    }

    .contact-cta h4 {
        font-size: 1rem;
    }

    .contact-cta p {
        font-size: 0.9rem;
    }

    .about-services h3 {
        font-size: 1.2rem;
    }

    .about-services ul li {
        font-size: 0.9rem;
    }

    .faq-section {
        padding: 2rem 0;
    }

    .faq-section h2 {
        font-size: 1.6rem;
    }

    .faq-item {
        padding: 1.2rem;
    }

    .faq-item h3 {
        font-size: 1.1rem;
    }

    .faq-item p {
        font-size: 0.9rem;
    }

    .sizes-list {
        padding: 1rem;
    }

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

    .footer-col {
        text-align: center;
    }

    .footer-col h3 {
        font-size: 1.2rem;
    }

    .footer-col h4 {
        font-size: 1rem;
    }

    .footer-col p,
    .footer-col ul li {
        font-size: 0.9rem;
    }
}